Product Description
JMII Type Diaphragm Coupling(JB/T9147-1999)
JMII Elastic Diaphragm Coupling belong to JM series diaphragm couplings. They are made up of several groups of diaphragms (stainless steel thin wrench), and bolts are interlaced with 2 halves of couplings. Each diaphragm is made up of several sheets. The diaphragm is divided into connecting rod type and whole shape with different shapes. Its elastic deformation is used to compensate the relative displacement of the 2 axes, and it is a high performance flexible coupling of metal elastic elements. No lubrication, compact structure, high strength, long service life, no rotation clearance, no influence on temperature and oil pollution, it has the characteristics of acid resistance, alkali resistance and corrosion resistance.
JMII Type Diaphragm Coupling Main Dimension(JB/T9147-1999)
Type | Nominal torque Tn |
Peak torque Tmax |
Max Speed nmax |
Bore Diameter d,d1 |
Bore length | D | D1 | t | Torsional rigidity×106 | Mass | Rotary inertia |
||
J1 type | Y type |
L (recommend) |
|||||||||||
L | |||||||||||||
N·m | N·m | r·min-1 | mm | N·m/rad | kg | kg·m2 | |||||||
JMII1 | 40 | 63 | 10700 | 14 | 27 | 32 | 35 | 80 | 39 | 8±0.2 | 0.37 | 0.9 | 0.0005 |
16,18,19 | 30 | 42 | |||||||||||
20,22,24 | 38 | 52 | |||||||||||
25,28 | 44 | 62 | |||||||||||
JMII2 | 63 | 100 | 9300 | 20,22,24 | 38 | 52 | 40 | 92 | 53 | 0.45 | 1.4 | 0.0011 | |
25,28 | 44 | 62 | |||||||||||
30,32,35,38 | 60 | 82 | |||||||||||
JMII3 | 100 | 200 | 8400 | 25,28 | 44 | 62 | 45 | 102 | 63 | 0.56 | 2.1 | 0.002 | |
30,32,35,38 | 60 | 82 | |||||||||||
40,42,45 | 84 | 112 | |||||||||||
JMII4 | 250 | 400 | 6700 | 30,32,35,38 | 60 | 82 | 55 | 128 | 77 | 11±0.3 | 0.81 | 4.2 | 0.006 |
40,42,45,48,50,55 | 84 | 112 | |||||||||||
JMII5 | 500 | 800 | 5900 | 35,38 | 60 | 82 | 65 | 145 | 91 | 1.2 | 6.4 | 0.012 | |
40,42,45,48,50,55,56 | 84 | 112 | |||||||||||
60,63,65 | 107 | 142 | |||||||||||
JMII6 | 800 | 1250 | 5100 | 40,42,45,48,50,55,56 | 84 | 112 | 75 | 168 | 105 | 14±0.3 | 1.42 | 9.6 | 0.571 |
60,63,65,70,71,75 | 107 | 142 | |||||||||||
JMII7 | 1000 | 2000 | 4750 | 45,48,50,55,56 | 84 | 112 | 80 | 180 | 112 | 15±0.4 | 1.9 | 12.5 | 0.0365 |
60,63,65,70,71,75 | 107 | 142 | |||||||||||
80 | 132 | 172 | |||||||||||
JMII8 | 1600 | 3150 | 4300 | 50,55,56 | 84 | 112 | 200 | 120 | 2.35 | 15.5 | 0.057 | ||
60,63,65,70,71,75 | 107 | 142 | |||||||||||
80,85 | 132 | 172 | |||||||||||
JMII9 | 2500 | 4000 | 4200 | 55,56 | 84 | 112 | 205 | 120 | 20±0.4 | 2.7 | 16.5 | 0.065 | |
60,63,65,70,71,75 | 107 | 142 | |||||||||||
80,85 | 132 | 172 | |||||||||||
JMII10 | 3150 | 5000 | 4000 | 55,56 | 84 | 112 | 90 | 215 | 128 | 20±0.4 | 3.02 | 19.5 | 0.083 |
60,63,65,70,71,75 | 107 | 142 | |||||||||||
80,85,90 | 132 | 172 | |||||||||||
JMII11 | 4000 | 6300 | 3650 | 60,63,65,70,71,75 | 107 | 142 | 100 | 235 | 132 | 23±0.5 | 3.46 | 25 | 0.131 |
80,85,90,95 | 132 | 172 | |||||||||||
JMII12 | 5000 | 8000 | 3400 | 63,65,70,71,75 | 107 | 142 | 250 | 145 | 3.67 | 30 | 0.174 | ||
80,85,90,95 | 132 | 172 | |||||||||||
100 | 167 | 212 | |||||||||||
JMII13 | 6300 | 10000 | 3200 | 63,65,70,71,75 | 107 | 142 | 110 | 270 | 155 | 5.2 | 36 | 0.239 | |
80,85,90,95 | 132 | 172 | |||||||||||
100,110 | 167 | 212 | |||||||||||
JMII14 | 8000 | 12500 | 2850 | 65,70,71,75 | 107 | 142 | 115 | 300 | 162 | 27±0.6 | 7.8 | 45 | 0.38 |
80,85,90,95 | 132 | 172 | |||||||||||
100,110 | 167 | 212 | |||||||||||
JMII15 | 10000 | 16000 | 2700 | 70,71,75 | 107 | 142 | 125 | 320 | 176 | 8.43 | 55 | 0.5 | |
80,85,90,95 | 132 | 172 | |||||||||||
100,110,120,125 | 167 | 212 | |||||||||||
JMII16 | 12500 | 20000 | 2450 | 75 | 107 | 142 | 140 | 350 | 186 | 32±0.7 | 10.23 | 75 | 0.85 |
80,85,90,95 | 132 | 172 | |||||||||||
100,110,120,125 | 167 | 212 | |||||||||||
130 | 202 | 252 | |||||||||||
JMII17 | 16000 | 25000 | 2300 | 80,85,90,95 | 132 | 172 | 145 | 370 | 203 | 10.97 | 85 | 1.1 | |
100,110,120,125 | 167 | 212 | |||||||||||
130,140 | 202 | 252 | |||||||||||
JMII18 | 20000 | 31500 | 2150 | 90,95 | 132 | 172 | 165 | 400 | 230 | 13.07 | 115 | 1.65 | |
100,110,120,125 | 167 | 212 | |||||||||||
130,140,150 | 202 | 252 | |||||||||||
160 | 242 | 302 | |||||||||||
JMII19 | 25000 | 40000 | 1950 | 100,110,120,125 | 167 | 212 | 175 | 440 | 245 | 38±0.9 | 14.26 | 150 | 2.69 |
130,140,150 | 202 | 252 | |||||||||||
160,170 | 242 | 302 | |||||||||||
JMII20 | 31500 | 50000 | 1850 | 110,120,125 | 167 | 212 | 185 | 460 | 260 | 22.13 | 170 | 3.28 | |
130,140,150 | 202 | 252 | |||||||||||
160,170,180 | 242 | 302 | |||||||||||
JMII21 | 35500 | 56000 | 1800 | 120,125 | 167 | 212 | 200 | 480 | 280 | 38±0.9 | 23.7 | 200 | 4.28 |
130,140,150 | 202 | 252 | |||||||||||
160,170,180 | 242 | 302 | |||||||||||
190,200 | 282 | 352 | |||||||||||
JMII22 | 40000 | 63000 | 1700 | 130,140,150 | 202 | 252 | 210 | 500 | 295 | 24.6 | 230 | 5.18 | |
160,170,180 | 242 | 302 | |||||||||||
190,200 | 282 | 352 | |||||||||||
JMII23 | 50000 | 80000 | 1600 | 140,150 | 202 | 252 | 220 | 540 | 310 | 44±1 | 29.71 | 275 | 7.7 |
160,170,180 | 242 | 302 | |||||||||||
190,200,220 | 282 | 352 | |||||||||||
JMII24 | 63000 | 10000 | 1450 | 150 | 202 | 252 | 240 | 600 | 335 | 50±1.2 | 32.64 | 380 | 9.3 |
160,170,180 | 242 | 302 | |||||||||||
190,200,220 | 282 | 352 | |||||||||||
240 | 330 | 410 | |||||||||||
JMII25 | 80000 | 125000 | 1400 | 160,170,180 | 242 | 302 | 255 | 620 | 350 | 37.69 | 410 | 15.3 | |
190,200,220 | 282 | 352 | |||||||||||
240,250 | 330 | 410 | |||||||||||
JMII26 | 90000 | 140000 | 1300 | 160 | 242 | 302 | 275 | 660 | 385 | 50.43 | 510 | 20.9 | |
190,200,220 | 282 | 352 | |||||||||||
240,250,260 | 330 | 410 | |||||||||||
JMII27 | 112000 | 180000 | 1200 | 190,200,220 | 282 | 352 | 295 | 720 | 410 | 60±1.4 | 71.51 | 620 | 32.4 |
240,250,260 | 330 | 410 | |||||||||||
280 | 380 | 470 | |||||||||||
JMII28 | 140000 | 20000 | 1150 | 220 | 282 | 352 | 300 | 740 | 420 | 93.37 | 680 | 36 | |
240,250,260 | 330 | 410 | |||||||||||
280,300 | 380 | 470 | |||||||||||
JMII29 | 160000 | 224000 | 1100 | 240,250,260 | 330 | 410 | 320 | 770 | 450 | 114.53 | 780 | 43.9 | |
280,300,320 | 380 | 470 | |||||||||||
JMII30 | 180000 | 280000 | 1050 | 250,260 | 330 | 410 | 350 | 820 | 490 | 130.76 | 950 | 60.5 | |
280,300,320 | 380 | 470 | |||||||||||
340 | 450 | 550 |
Product Display
♦Other Products List
Transmission Machinery Parts Name |
Model |
Universal Coupling | WS,WSD,WSP |
Cardan Shaft | SWC,SWP,SWZ |
Tooth Coupling | CL,CLZ,GCLD,GIICL, GICL,NGCL,GGCL,GCLK |
Disc Coupling | JMI,JMIJ,JMII,JMIIJ |
High Flexible Coupling | LM |
Chain Coupling | GL |
Jaw Coupling | LT |
Grid Coupling | JS |
♦Our Company
HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.
Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.
Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective.
♦Our Services
1. Design Services
Our design team has experience in Cardan shafts relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.
2. Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping
3. Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.
4. Research & Development
We usually research the new needs of the market and develop new models when there are new cars in the market.
5. Quality Control
Every step should be a particular test by Professional Staff according to the standard of ISO9001 and TS16949.
♦FAQ
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing
various series of couplings.
Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all customers with customized PDF or AI format artworks.
Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.
Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have an excellent price principle, when you make the bulk order the cost of the sample will be deducted.
Q 5: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.
Q 6: What is the MOQ?
A: Usually our MOQ is 1pcs.
Q 7: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.
Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.
Q 9: What’s your payment?
A:1) T/T.
♦Contact Us
Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Industry Standards and Guidelines for Selecting and Installing Encoder Couplings
While there are no specific industry standards exclusively focused on encoder couplings, various general standards and guidelines related to couplings and motion control systems can be applied. These standards ensure proper selection, installation, and operation of encoder couplings:
1. ISO Standards: ISO (International Organization for Standardization) has developed standards related to couplings, such as ISO 14691 for flexible couplings and ISO 15364 for gear couplings. Although not specific to encoder couplings, these standards provide guidance on aspects like dimensions, tolerances, and testing methods.
2. Manufacturer Recommendations: Encoder coupling manufacturers often provide guidelines for selecting and installing their products. These guidelines include information on torque ratings, misalignment capabilities, and installation procedures specific to their coupling designs.
3. Motion Control Associations: Organizations such as the Motion Control & Motor Association (MCMA) provide resources and best practices for selecting and integrating motion control components, including encoder couplings. They offer insights into achieving optimal performance, accuracy, and reliability.
4. Machinery Safety Standards: Depending on the application, machinery safety standards such as ISO 13849 or ANSI B11.19 may need to be considered. These standards ensure the safe integration of motion control systems and related components.
5. OEM and System Requirements: The original equipment manufacturer (OEM) or specific system requirements for the machinery or automation setup should also be considered when selecting and installing encoder couplings. These requirements may include environmental conditions, space limitations, and performance expectations.
When selecting and installing encoder couplings, it’s essential to follow the guidelines provided by the coupling manufacturer and consider relevant industry standards. Additionally, consulting with experts in the field of motion control and automation can help ensure that the chosen encoder coupling meets the specific needs of the application and complies with safety and performance standards.
Best Practices for Minimizing Electrical Interference in Encoder Coupling Systems
Electrical interference can adversely affect the performance and accuracy of encoder coupling systems. To minimize such interference and ensure reliable signal transmission, consider the following best practices:
- Proper Grounding: Ensure that all components in the system are properly grounded to a common ground point. Grounding helps mitigate the buildup of static charges and reduces the risk of electrical noise affecting the encoder signal.
- Shielding: Use shielded cables for connecting the encoder to the controller. Shielding helps prevent external electromagnetic interference from reaching the signal wires and affecting the encoder output.
- Separation from Power Lines: Keep encoder cables and signal wires physically separated from high-voltage power lines, motors, and other sources of electromagnetic interference. This reduces the likelihood of induced noise affecting the encoder signal.
- Ferrite Beads: Employ ferrite beads or chokes on the signal cables near the encoder connection points. Ferrite beads suppress high-frequency noise and can be effective in minimizing electrical interference.
- Ground Loops: Avoid ground loops, which occur when there are multiple paths for current to flow between different ground points. Ground loops can introduce unwanted noise. Use single-point grounding and minimize ground loop formation.
- Isolation: Employ isolation techniques, such as optical isolation or transformer-based signal conditioning, to electrically isolate the encoder from the rest of the system. This prevents the propagation of noise between components.
- EMI Filters: Install electromagnetic interference (EMI) filters on the power supply lines to reduce conducted interference from reaching the encoder. These filters can help maintain clean power and reduce noise.
- Proper Cable Routing: Ensure that encoder cables are routed away from sources of interference and are kept as short as possible. Avoid sharp bends and kinks in the cables, which can lead to signal degradation.
- Grounding Practices: Follow proper grounding practices, such as using star grounding and minimizing ground connections. Avoid daisy-chaining ground connections, as this can increase the risk of interference.
Implementing these best practices will help minimize electrical interference and ensure that the encoder coupling system maintains accurate signal transmission, resulting in improved performance and reliability.
Types of Encoder Couplings Tailored for Specific Applications
Encoder couplings come in various types, each tailored to suit specific applications and requirements:
1. Beam Couplings: These couplings use flexible beams to transmit motion and accommodate misalignments. They are ideal for applications requiring high precision and low backlash.
2. Bellows Couplings: Bellows couplings have accordion-like bellows that provide high torsional stiffness while allowing axial and angular misalignment compensation. They are commonly used in vacuum environments.
3. Oldham Couplings: Oldham couplings use a three-piece design to transmit motion. They provide high misalignment capacity while maintaining accurate motion transmission.
4. Disc Couplings: Disc couplings consist of thin metal discs that provide torsional stiffness and minimal backlash. They are suitable for high-speed and high-torque applications.
5. Flexible Shaft Couplings: These couplings use a flexible element, such as elastomer or rubber, to accommodate misalignments and dampen vibrations. They are versatile and used in various industries.
6. Miniature Couplings: Designed for small-scale applications, miniature couplings provide precise motion control in compact spaces, such as robotics and medical devices.
7. High-Torque Couplings: These couplings are built to handle high torque loads, making them suitable for heavy-duty industrial applications.
8. Magnetic Couplings: Magnetic couplings use magnets to transmit motion without physical contact. They are used in applications requiring hermetic sealing or where avoiding direct contact is necessary.
9. Encoder-Integrated Couplings: Some couplings come with built-in encoders for direct position sensing. These are convenient for applications where space is limited or where separate encoders are not practical.
10. Shaft Locking Mechanisms: Some couplings feature mechanisms that lock the shafts in place, providing additional security against shaft slippage.
The choice of encoder coupling type depends on factors like the level of misalignment, torque requirements, speed, space limitations, and specific application needs.
editor by CX 2024-05-15
China manufacturer Flexible Spring Coupling Gd Electrical High Torque Connection Elastic Coupling for Encoder Step Motor
Product Description
Flexible Spring Coupling GD Electrical High Torque Connection Elastic Coupling For Encoder Step Motor
Description of Flexible Spring Coupling GD Electrical High Torque Connection Elastic Coupling For Encoder Step Motor
>The main body is made of zinc alloy
>The middle elastomer is made of spring steel
>It has the advantages of simple structure, good flexibility, low inertia and less allowable angular deviation
>Easy installation, spring steel more effective compensation radial, shaft deviation
>Suitable for micro motor and encoder
>Fastening method of set screw
Catalogue of Flexible Spring Coupling GD Electrical High Torque Connection Elastic Coupling For Encoder Step Motor
model parameter |
common bore diameter d1,d2 |
ΦD |
L |
LF |
F |
M |
tightening screw torque |
GD-16 x27 |
5,6,6.35,7,8,9,10 |
16 |
27 |
8.5 |
3 |
M3 |
0.7 |
GD-16 x35 |
5,6,6.35,7,8,9,10 |
16 |
35 |
12.5 |
3.5 |
M4 |
1.7 |
GD-26 x50 |
6,6.35,7,8,9,10,11,12,12.7,14 |
26 |
50 |
17 |
4.5 |
M5 |
4 |
model parameter |
Rated torque(N.m) |
Maximum torque(N.M) |
maximum speed (rpm) |
moment of inertia(Kg.M2) |
allowable eccentricity(mm) |
allowable deflection angle(°) |
weight (g) |
GD-16 x27 |
0.5 |
1 |
3000 |
1.02×10-6 |
1 |
8 |
30 |
GD-16 x35 |
0.5 |
1 |
3000 |
1.02×10-6 |
1 |
8 |
70 |
GD-26 x50 |
1.5 |
3 |
3000 |
1.15×10-5 |
1.2 |
8 |
130 |
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
High-Speed Rotations and Signal Accuracy in Encoder Couplings
Encoder couplings are designed to handle high-speed rotations while maintaining accurate signal transmission between the encoder and the driven shaft. Several factors contribute to their ability to achieve this:
1. Precision Manufacturing: Encoder couplings are manufactured with high precision to ensure minimal runout and concentricity errors. This precision minimizes vibrations and ensures accurate signal transmission at high speeds.
2. Low Backlash: Many encoder couplings are designed to have minimal or zero backlash. Backlash refers to the play or movement between the coupling’s mating components. Low backlash reduces signal inaccuracies caused by sudden changes in direction or speed.
3. Balanced Design: Balanced design helps distribute forces and torques evenly across the coupling, reducing the likelihood of vibration-induced signal distortions during high-speed rotations.
4. Material Selection: The choice of materials with suitable mechanical properties plays a role in achieving high-speed performance. Materials with low density and high strength help minimize the coupling’s mass while maintaining structural integrity.
5. Vibration Damping: Some encoder couplings incorporate vibration-damping features, such as elastomeric inserts, to mitigate vibrations and oscillations generated during high-speed rotations.
6. Dynamic Balance: Encoder couplings may undergo dynamic balancing to ensure that any uneven mass distribution is corrected, further reducing vibrations at high speeds.
7. Bearing Support: Proper bearing support on both sides of the encoder coupling helps maintain alignment and reduces stress on the coupling and encoder shaft, enhancing signal accuracy.
Encoder couplings are engineered to offer high-speed capabilities while preserving signal accuracy, making them suitable for applications where precision motion control and signal integrity are critical.
Best Practices for Minimizing Electrical Interference in Encoder Coupling Systems
Electrical interference can adversely affect the performance and accuracy of encoder coupling systems. To minimize such interference and ensure reliable signal transmission, consider the following best practices:
- Proper Grounding: Ensure that all components in the system are properly grounded to a common ground point. Grounding helps mitigate the buildup of static charges and reduces the risk of electrical noise affecting the encoder signal.
- Shielding: Use shielded cables for connecting the encoder to the controller. Shielding helps prevent external electromagnetic interference from reaching the signal wires and affecting the encoder output.
- Separation from Power Lines: Keep encoder cables and signal wires physically separated from high-voltage power lines, motors, and other sources of electromagnetic interference. This reduces the likelihood of induced noise affecting the encoder signal.
- Ferrite Beads: Employ ferrite beads or chokes on the signal cables near the encoder connection points. Ferrite beads suppress high-frequency noise and can be effective in minimizing electrical interference.
- Ground Loops: Avoid ground loops, which occur when there are multiple paths for current to flow between different ground points. Ground loops can introduce unwanted noise. Use single-point grounding and minimize ground loop formation.
- Isolation: Employ isolation techniques, such as optical isolation or transformer-based signal conditioning, to electrically isolate the encoder from the rest of the system. This prevents the propagation of noise between components.
- EMI Filters: Install electromagnetic interference (EMI) filters on the power supply lines to reduce conducted interference from reaching the encoder. These filters can help maintain clean power and reduce noise.
- Proper Cable Routing: Ensure that encoder cables are routed away from sources of interference and are kept as short as possible. Avoid sharp bends and kinks in the cables, which can lead to signal degradation.
- Grounding Practices: Follow proper grounding practices, such as using star grounding and minimizing ground connections. Avoid daisy-chaining ground connections, as this can increase the risk of interference.
Implementing these best practices will help minimize electrical interference and ensure that the encoder coupling system maintains accurate signal transmission, resulting in improved performance and reliability.
Facilitating Precise Signal Transmission with Encoder Couplings
An encoder coupling plays a crucial role in facilitating precise signal transmission between the encoder and the shaft in motion control and automation systems. Here’s how it works:
1. Minimizing Misalignment: Encoder couplings are designed to accommodate various types of misalignment, including angular, axial, and radial misalignment. By allowing controlled flexibility, the coupling minimizes the stress on both the encoder and the shaft, ensuring accurate signal transmission.
2. Reducing Backlash: Backlash is the amount of movement a system can experience before the motion is effectively transferred. High-quality encoder couplings have minimal backlash, ensuring that the encoder’s output accurately corresponds to the shaft’s movement.
3. Increasing Torque Transmission: Encoder couplings provide efficient torque transmission between the encoder and the shaft, allowing the encoder to accurately detect changes in position or speed.
4. Enhancing Response Time: The mechanical properties of the encoder coupling ensure that any changes in the shaft’s position or movement are promptly transmitted to the encoder. This results in a faster response time and more accurate signal feedback.
5. Reducing Signal Disturbances: Vibrations, shocks, and other disturbances in machinery can negatively impact signal accuracy. A well-designed encoder coupling dampens vibrations and disturbances, ensuring that the encoder receives a clean and accurate signal.
6. Compensating for Thermal Expansion: In some applications, temperature changes can cause the shaft and encoder to expand or contract at different rates. Encoder couplings accommodate these thermal variations, preventing signal discrepancies caused by thermal expansion.
Overall, the encoder coupling acts as a reliable intermediary between the encoder and the shaft, ensuring that the signal accurately reflects the shaft’s position, speed, and movement. This precise signal transmission is essential for the accurate control and performance of motion control and automation systems.
editor by CX 2024-04-30
China Best Sales Flexible Encoder Coupler Motor Shaft Coupler Clamp Beam Coupling
Product Description
Product Description
Product name |
Chain coupling |
|||
Material |
Carbon steel material |
|||
Structure |
Roller chain+sprocket+cover |
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Size |
KC3012, KC4012, KC4014, KC4016, KC5014, KC5016, KC5018, KC6018, KC6571, KC6571, KC8018, KC8571, KC8571, KC1571, KC12018, KC12571, KC16018, KC16571, KC20018, KC20571, KC24026 |
|||
Other type |
Flexible coupling |
|||
Application |
Shaft transmission |
|||
Feature |
High performance, light weight, convenient assembly |
Packaging & Shipping
Company Profile
ZheJiang Haorongshengye Electrical Equipment Co., Ltd.
1. Was founded in 2008
2. Our Principle:
“Credibility Supremacy, and Customer First”
3. Our Promise:
“High quality products, and Excellent Service”
4. Our Value:
“Being Honesty, Doing the Best, and Long-lasting Development”
5. Our Aim:
“Develop to be a leader in the power transmission parts industry in the world”
6.Our services: |
1).Competitive price |
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2).High quality products |
||||
3).OEM service or can customized according to your drawings |
||||
4).Reply your inquiry in 24 hours |
||||
5).Professional technical team 24 hours online service |
||||
6).Provide sample service |
Main products
Machines
Exbihition
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Diagnosing Potential Issues in Encoder Couplings
Identifying potential issues in encoder couplings is crucial for maintaining optimal performance. Some signs to watch for and diagnostic steps include:
1. Signal Inaccuracies: Inaccurate position or velocity feedback signals may indicate coupling misalignment. Use diagnostic tools to compare expected and actual readings.
2. Increased Noise: Unusual vibrations or noise during operation can indicate misalignment or wear. Perform vibration analysis or inspect the coupling for visual damage.
3. Signal Dropouts: Intermittent signal loss or dropouts can be due to poor coupling engagement or damaged wiring. Check wiring connections and the coupling’s mechanical integrity.
4. Drifting Position: If the controlled system’s position drifts over time, it could suggest issues in the encoder coupling’s precision. Monitor position deviations and inspect the coupling for wear.
5. Excessive Heating: Overheating of the coupling may point to misalignment or excessive friction. Monitor the temperature and ensure proper coupling lubrication.
6. Irregular Movement: Unexpected jerks or irregular motion can indicate binding or sticking in the coupling. Inspect the coupling’s components for damage or obstruction.
7. Reduced Accuracy: Decreased accuracy in positioning or velocity control might be due to backlash or wear. Measure and compare desired and achieved positions for accuracy assessment.
8. Excessive Wear: Visual inspection of the coupling’s components for signs of wear, such as cracked or deformed elements, can help detect potential issues early.
9. Misalignment: Misalignment between the encoder and the shaft can lead to signal discrepancies. Use precision measurement tools to assess alignment and adjust if necessary.
10. Visual Inspection: Regularly inspect the coupling for signs of corrosion, rust, or physical damage. Address any issues promptly to prevent further deterioration.
Performing routine maintenance, using diagnostic tools, and monitoring the system’s performance can help identify and address potential issues in encoder couplings, ensuring consistent and accurate motion control.
Recent Advancements in Encoder Coupling Technology
Recent years have seen several advancements and innovations in encoder coupling technology, aimed at enhancing performance, accuracy, and reliability. Some notable developments include:
1. High-Resolution Encoders: Couplings integrated with high-resolution encoders offer finer position feedback, enabling precise motion control in applications requiring high accuracy.
2. Compact and Lightweight Designs: Innovations in materials and design have led to more compact and lightweight encoder couplings, suitable for space-constrained environments.
3. Zero-Backlash Designs: Advanced coupling designs have reduced or eliminated backlash, improving positioning accuracy and repeatability in motion control systems.
4. Multi-Functionality: Some encoder couplings now integrate additional functionalities, such as torque measurement, temperature sensing, or vibration monitoring, expanding their capabilities within a single component.
5. Non-Contact Couplings: Non-contact encoder couplings, utilizing magnetic or optical technologies, eliminate mechanical wear and offer maintenance-free operation while maintaining signal accuracy.
6. Enhanced Material Selection: The use of advanced materials with high fatigue resistance, corrosion resistance, and thermal stability contributes to improved coupling durability and longevity.
7. Smart Couplings: Integration with smart technologies, such as IoT connectivity and real-time data monitoring, enables remote diagnostics, predictive maintenance, and system optimization.
8. Customization: Advances in manufacturing techniques allow for custom-designed encoder couplings tailored to specific applications, optimizing performance and reliability.
9. Environmental Resistance: Modern encoder couplings are engineered to withstand harsh environmental conditions, such as extreme temperatures, chemicals, and contaminants.
10. Industry-Specific Solutions: Innovations in encoder coupling technology cater to industry-specific needs, such as robotics, automation, aerospace, and medical equipment.
These recent advancements in encoder coupling technology continue to push the boundaries of motion control and automation, providing solutions that address the evolving requirements of various industries.
Facilitating Precise Signal Transmission with Encoder Couplings
An encoder coupling plays a crucial role in facilitating precise signal transmission between the encoder and the shaft in motion control and automation systems. Here’s how it works:
1. Minimizing Misalignment: Encoder couplings are designed to accommodate various types of misalignment, including angular, axial, and radial misalignment. By allowing controlled flexibility, the coupling minimizes the stress on both the encoder and the shaft, ensuring accurate signal transmission.
2. Reducing Backlash: Backlash is the amount of movement a system can experience before the motion is effectively transferred. High-quality encoder couplings have minimal backlash, ensuring that the encoder’s output accurately corresponds to the shaft’s movement.
3. Increasing Torque Transmission: Encoder couplings provide efficient torque transmission between the encoder and the shaft, allowing the encoder to accurately detect changes in position or speed.
4. Enhancing Response Time: The mechanical properties of the encoder coupling ensure that any changes in the shaft’s position or movement are promptly transmitted to the encoder. This results in a faster response time and more accurate signal feedback.
5. Reducing Signal Disturbances: Vibrations, shocks, and other disturbances in machinery can negatively impact signal accuracy. A well-designed encoder coupling dampens vibrations and disturbances, ensuring that the encoder receives a clean and accurate signal.
6. Compensating for Thermal Expansion: In some applications, temperature changes can cause the shaft and encoder to expand or contract at different rates. Encoder couplings accommodate these thermal variations, preventing signal discrepancies caused by thermal expansion.
Overall, the encoder coupling acts as a reliable intermediary between the encoder and the shaft, ensuring that the signal accurately reflects the shaft’s position, speed, and movement. This precise signal transmission is essential for the accurate control and performance of motion control and automation systems.
editor by CX 2024-04-24
China best CNC Motor Helical Shaft Coupler Beam Coupling Connect Encoder
Product Description
A beam coupling, also known as helical coupling, is a flexible coupling for transmitting torque between 2 shafts while allowing for angular misalignment, parallel offset and even axial motion, of 1 shaft relative to the other. This design utilizes a single piece of material and becomes flexible by removal of material along a spiral path resulting in a curved flexible beam of helical shape. Since it is made from a single piece of material, the Beam Style coupling does not exhibit thebacklash found in some multi-piece couplings. Another advantage of being an all machined coupling is the possibility to incorporate features into the final product while still keep the single piece integrity.
Changes to the lead of the helical beam provide changes to misalignment capabilities as well as other performance characteristics such as torque capacity and torsional stiffness. It is even possible to have multiple starts within the same helix.
The material used to manufacture the beam coupling also affects its performance and suitability for specific applications such as food, medical and aerospace. Materials are typically aluminum alloy and stainless steel, but they can also be made in acetal, maraging steel and titanium. The most common applications are attaching encoders to shafts and motion control for robotics.
Please contact us to learn more.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Materials Used in Manufacturing Encoder Couplings
Encoder couplings are manufactured using a variety of materials, each chosen for its specific properties and suitability for the intended application. Commonly used materials include:
1. Aluminum: Aluminum is lightweight, corrosion-resistant, and offers good machinability. It is often used for encoder couplings in applications where weight reduction and moderate torque transmission are important.
2. Stainless Steel: Stainless steel is known for its excellent corrosion resistance and durability. It is commonly used in environments where exposure to moisture, chemicals, or harsh conditions is a concern.
3. Steel: Steel is robust and offers high strength, making it suitable for heavy-duty applications with higher torque requirements. It can be further treated for enhanced corrosion resistance.
4. Brass: Brass provides good corrosion resistance and electrical conductivity. It is often used in applications where electrical isolation between components is necessary.
5. Plastics: Various engineering plastics such as nylon, polyurethane, and PEEK (polyether ether ketone) are used in encoder couplings. These materials offer good wear resistance, low friction, and electrical insulation.
6. Carbon Fiber: Carbon fiber is a lightweight, high-strength material known for its exceptional stiffness-to-weight ratio. It is used in applications where minimizing weight while maintaining rigidity is crucial.
7. Composite Materials: Composite materials combine different materials to achieve specific properties. They can offer a combination of strength, rigidity, and lightweight characteristics.
The choice of material depends on factors such as the application’s requirements, environmental conditions, torque and speed specifications, and the need for electrical insulation or conductivity. When selecting the material for an encoder coupling, it’s essential to consider the mechanical, thermal, and chemical properties required for optimal performance and longevity.
Proper Installation and Maintenance of Encoder Couplings
Proper installation and maintenance are essential for ensuring the optimal performance and longevity of encoder couplings. Here’s a step-by-step guide:
1. Installation:
- Ensure Proper Alignment: Align the encoder coupling and shafts precisely to minimize misalignment, which can lead to signal loss and premature wear.
- Secure Fasteners: Tighten fasteners according to manufacturer specifications to prevent coupling slippage and maintain signal accuracy.
- Check Clearances: Ensure there’s enough clearance between the encoder coupling and surrounding components to prevent interference during operation.
- Use Proper Tools: Use appropriate tools and techniques during installation to avoid damaging the encoder coupling or other components.
2. Initial Testing:
- Perform System Check: After installation, conduct initial tests to verify proper signal transmission and alignment. Address any issues promptly.
- Check Signal Integrity: Use appropriate testing equipment to verify that the encoder signals are accurate and consistent.
3. Regular Maintenance:
- Visual Inspection: Regularly inspect the encoder coupling for signs of wear, damage, or misalignment. Look for cracks, corrosion, or other irregularities.
- Lubrication: If the encoder coupling requires lubrication, follow manufacturer guidelines to ensure proper lubricant application and prevent excessive wear.
- Cleanliness: Keep the encoder coupling and its surroundings clean to prevent debris and contaminants from affecting performance.
- Monitor Temperature: Monitor operating temperatures to ensure the encoder coupling remains within its recommended temperature range.
4. Preventive Measures:
- Regular Checkups: Schedule periodic maintenance and inspections to catch potential issues before they lead to significant problems.
- Alignment Checks: Regularly verify shaft alignment to maintain accurate signal transmission and prevent premature wear.
- Replace as Needed: If the encoder coupling shows signs of significant wear, damage, or signal degradation, consider replacing it to avoid system failures.
5. Follow Manufacturer Recommendations:
- Adhere to the manufacturer’s installation, maintenance, and lubrication guidelines to ensure optimal performance and maintain warranty coverage.
By following these installation and maintenance practices, you can ensure that your encoder coupling functions reliably and efficiently, contributing to the overall performance of your motion control or automation system.
Challenges of Misalignment and How Encoder Couplings Address Them
Misalignment in mechanical systems occurs when the rotational axes of connected components are not perfectly aligned. This misalignment can lead to various issues, including reduced efficiency, increased wear, and even component failure. Encoder couplings play a crucial role in mitigating the challenges posed by misalignment. Here’s how they address these challenges:
1. Angular Misalignment: Encoder couplings can accommodate a certain degree of angular misalignment between the encoder and the driven component. They use flexible elements, such as elastomers or metal bellows, to allow for slight angular deviations without transmitting excessive stress to the connected components.
2. Radial Misalignment: Radial misalignment occurs when the axes of the encoder and the driven component are offset. Encoder couplings with flexible elements can absorb the radial displacement, preventing undue stress on the shafts and bearings. This helps extend the lifespan of the components and reduces the risk of premature failure.
3. Axial Misalignment: Axial misalignment refers to the axial offset between the encoder and the driven component. Encoder couplings with axial flexibility, such as certain types of beam or bellows couplings, can accommodate axial movement while maintaining effective signal transmission. This is particularly important in systems where thermal expansion or contraction may occur.
4. Vibration Damping: Misalignment can lead to vibrations that propagate through the system, affecting overall performance and accuracy. Encoder couplings with vibration-damping features help minimize the impact of these vibrations, ensuring smoother and more precise motion control.
5. Reduced Wear and Stress: Misalignment can increase wear and stress on shafts, bearings, and other components. Encoder couplings that effectively address misalignment help distribute loads more evenly, reducing wear and the likelihood of premature component failure.
6. Preserving Encoder Integrity: In systems with encoders, misalignment can compromise the accuracy of signal transmission, leading to measurement inaccuracies. Encoder couplings maintain the alignment necessary for accurate signal transmission, preserving the integrity of the encoder’s output.
Overall, encoder couplings provide the flexibility and compensation needed to accommodate misalignment while ensuring efficient and accurate signal transmission. By addressing misalignment challenges, these couplings contribute to the reliability, performance, and longevity of motion control and automation systems.
editor by CX 2024-04-23
China manufacturer OEM Aluminum Stainless Steel Motor Jaw Encoder Shaft Coupling
Product Description
JMII Type Diaphragm Coupling(JB/T9147-1999)
JMII Elastic Diaphragm Coupling belong to JM series diaphragm couplings. They are made up of several groups of diaphragms (stainless steel thin wrench), and bolts are interlaced with 2 halves of couplings. Each diaphragm is made up of several sheets. The diaphragm is divided into connecting rod type and whole shape with different shapes. Its elastic deformation is used to compensate the relative displacement of the 2 axes, and it is a high performance flexible coupling of metal elastic elements. No lubrication, compact structure, high strength, long service life, no rotation clearance, no influence on temperature and oil pollution, it has the characteristics of acid resistance, alkali resistance and corrosion resistance.
JMII Type Diaphragm Coupling Main Dimension(JB/T9147-1999)
Type | Nominal torque Tn |
Peak torque Tmax |
Max Speed nmax |
Bore Diameter d,d1 |
Bore length | D | D1 | t | Torsional rigidity×106 | Mass | Rotary inertia |
||
J1 type | Y type |
L (recommend) |
|||||||||||
L | |||||||||||||
N·m | N·m | r·min-1 | mm | N·m/rad | kg | kg·m2 | |||||||
JMII1 | 40 | 63 | 10700 | 14 | 27 | 32 | 35 | 80 | 39 | 8±0.2 | 0.37 | 0.9 | 0.0005 |
16,18,19 | 30 | 42 | |||||||||||
20,22,24 | 38 | 52 | |||||||||||
25,28 | 44 | 62 | |||||||||||
JMII2 | 63 | 100 | 9300 | 20,22,24 | 38 | 52 | 40 | 92 | 53 | 0.45 | 1.4 | 0.0011 | |
25,28 | 44 | 62 | |||||||||||
30,32,35,38 | 60 | 82 | |||||||||||
JMII3 | 100 | 200 | 8400 | 25,28 | 44 | 62 | 45 | 102 | 63 | 0.56 | 2.1 | 0.002 | |
30,32,35,38 | 60 | 82 | |||||||||||
40,42,45 | 84 | 112 | |||||||||||
JMII4 | 250 | 400 | 6700 | 30,32,35,38 | 60 | 82 | 55 | 128 | 77 | 11±0.3 | 0.81 | 4.2 | 0.006 |
40,42,45,48,50,55 | 84 | 112 | |||||||||||
JMII5 | 500 | 800 | 5900 | 35,38 | 60 | 82 | 65 | 145 | 91 | 1.2 | 6.4 | 0.012 | |
40,42,45,48,50,55,56 | 84 | 112 | |||||||||||
60,63,65 | 107 | 142 | |||||||||||
JMII6 | 800 | 1250 | 5100 | 40,42,45,48,50,55,56 | 84 | 112 | 75 | 168 | 105 | 14±0.3 | 1.42 | 9.6 | 0.571 |
60,63,65,70,71,75 | 107 | 142 | |||||||||||
JMII7 | 1000 | 2000 | 4750 | 45,48,50,55,56 | 84 | 112 | 80 | 180 | 112 | 15±0.4 | 1.9 | 12.5 | 0.0365 |
60,63,65,70,71,75 | 107 | 142 | |||||||||||
80 | 132 | 172 | |||||||||||
JMII8 | 1600 | 3150 | 4300 | 50,55,56 | 84 | 112 | 200 | 120 | 2.35 | 15.5 | 0.057 | ||
60,63,65,70,71,75 | 107 | 142 | |||||||||||
80,85 | 132 | 172 | |||||||||||
JMII9 | 2500 | 4000 | 4200 | 55,56 | 84 | 112 | 205 | 120 | 20±0.4 | 2.7 | 16.5 | 0.065 | |
60,63,65,70,71,75 | 107 | 142 | |||||||||||
80,85 | 132 | 172 | |||||||||||
JMII10 | 3150 | 5000 | 4000 | 55,56 | 84 | 112 | 90 | 215 | 128 | 20±0.4 | 3.02 | 19.5 | 0.083 |
60,63,65,70,71,75 | 107 | 142 | |||||||||||
80,85,90 | 132 | 172 | |||||||||||
JMII11 | 4000 | 6300 | 3650 | 60,63,65,70,71,75 | 107 | 142 | 100 | 235 | 132 | 23±0.5 | 3.46 | 25 | 0.131 |
80,85,90,95 | 132 | 172 | |||||||||||
JMII12 | 5000 | 8000 | 3400 | 63,65,70,71,75 | 107 | 142 | 250 | 145 | 3.67 | 30 | 0.174 | ||
80,85,90,95 | 132 | 172 | |||||||||||
100 | 167 | 212 | |||||||||||
JMII13 | 6300 | 10000 | 3200 | 63,65,70,71,75 | 107 | 142 | 110 | 270 | 155 | 5.2 | 36 | 0.239 | |
80,85,90,95 | 132 | 172 | |||||||||||
100,110 | 167 | 212 | |||||||||||
JMII14 | 8000 | 12500 | 2850 | 65,70,71,75 | 107 | 142 | 115 | 300 | 162 | 27±0.6 | 7.8 | 45 | 0.38 |
80,85,90,95 | 132 | 172 | |||||||||||
100,110 | 167 | 212 | |||||||||||
JMII15 | 10000 | 16000 | 2700 | 70,71,75 | 107 | 142 | 125 | 320 | 176 | 8.43 | 55 | 0.5 | |
80,85,90,95 | 132 | 172 | |||||||||||
100,110,120,125 | 167 | 212 | |||||||||||
JMII16 | 12500 | 20000 | 2450 | 75 | 107 | 142 | 140 | 350 | 186 | 32±0.7 | 10.23 | 75 | 0.85 |
80,85,90,95 | 132 | 172 | |||||||||||
100,110,120,125 | 167 | 212 | |||||||||||
130 | 202 | 252 | |||||||||||
JMII17 | 16000 | 25000 | 2300 | 80,85,90,95 | 132 | 172 | 145 | 370 | 203 | 10.97 | 85 | 1.1 | |
100,110,120,125 | 167 | 212 | |||||||||||
130,140 | 202 | 252 | |||||||||||
JMII18 | 20000 | 31500 | 2150 | 90,95 | 132 | 172 | 165 | 400 | 230 | 13.07 | 115 | 1.65 | |
100,110,120,125 | 167 | 212 | |||||||||||
130,140,150 | 202 | 252 | |||||||||||
160 | 242 | 302 | |||||||||||
JMII19 | 25000 | 40000 | 1950 | 100,110,120,125 | 167 | 212 | 175 | 440 | 245 | 38±0.9 | 14.26 | 150 | 2.69 |
130,140,150 | 202 | 252 | |||||||||||
160,170 | 242 | 302 | |||||||||||
JMII20 | 31500 | 50000 | 1850 | 110,120,125 | 167 | 212 | 185 | 460 | 260 | 22.13 | 170 | 3.28 | |
130,140,150 | 202 | 252 | |||||||||||
160,170,180 | 242 | 302 | |||||||||||
JMII21 | 35500 | 56000 | 1800 | 120,125 | 167 | 212 | 200 | 480 | 280 | 38±0.9 | 23.7 | 200 | 4.28 |
130,140,150 | 202 | 252 | |||||||||||
160,170,180 | 242 | 302 | |||||||||||
190,200 | 282 | 352 | |||||||||||
JMII22 | 40000 | 63000 | 1700 | 130,140,150 | 202 | 252 | 210 | 500 | 295 | 24.6 | 230 | 5.18 | |
160,170,180 | 242 | 302 | |||||||||||
190,200 | 282 | 352 | |||||||||||
JMII23 | 50000 | 80000 | 1600 | 140,150 | 202 | 252 | 220 | 540 | 310 | 44±1 | 29.71 | 275 | 7.7 |
160,170,180 | 242 | 302 | |||||||||||
190,200,220 | 282 | 352 | |||||||||||
JMII24 | 63000 | 10000 | 1450 | 150 | 202 | 252 | 240 | 600 | 335 | 50±1.2 | 32.64 | 380 | 9.3 |
160,170,180 | 242 | 302 | |||||||||||
190,200,220 | 282 | 352 | |||||||||||
240 | 330 | 410 | |||||||||||
JMII25 | 80000 | 125000 | 1400 | 160,170,180 | 242 | 302 | 255 | 620 | 350 | 37.69 | 410 | 15.3 | |
190,200,220 | 282 | 352 | |||||||||||
240,250 | 330 | 410 | |||||||||||
JMII26 | 90000 | 140000 | 1300 | 160 | 242 | 302 | 275 | 660 | 385 | 50.43 | 510 | 20.9 | |
190,200,220 | 282 | 352 | |||||||||||
240,250,260 | 330 | 410 | |||||||||||
JMII27 | 112000 | 180000 | 1200 | 190,200,220 | 282 | 352 | 295 | 720 | 410 | 60±1.4 | 71.51 | 620 | 32.4 |
240,250,260 | 330 | 410 | |||||||||||
280 | 380 | 470 | |||||||||||
JMII28 | 140000 | 20000 | 1150 | 220 | 282 | 352 | 300 | 740 | 420 | 93.37 | 680 | 36 | |
240,250,260 | 330 | 410 | |||||||||||
280,300 | 380 | 470 | |||||||||||
JMII29 | 160000 | 224000 | 1100 | 240,250,260 | 330 | 410 | 320 | 770 | 450 | 114.53 | 780 | 43.9 | |
280,300,320 | 380 | 470 | |||||||||||
JMII30 | 180000 | 280000 | 1050 | 250,260 | 330 | 410 | 350 | 820 | 490 | 130.76 | 950 | 60.5 | |
280,300,320 | 380 | 470 | |||||||||||
340 | 450 | 550 |
Product Display
♦Other Products List
Transmission Machinery Parts Name |
Model |
Universal Coupling | WS,WSD,WSP |
Cardan Shaft | SWC,SWP,SWZ |
Tooth Coupling | CL,CLZ,GCLD,GIICL, GICL,NGCL,GGCL,GCLK |
Disc Coupling | JMI,JMIJ,JMII,JMIIJ |
High Flexible Coupling | LM |
Chain Coupling | GL |
Jaw Coupling | LT |
Grid Coupling | JS |
♦Our Company
HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.
Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.
Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective.
♦Our Services
1. Design Services
Our design team has experience in Cardan shafts relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.
2. Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping
3. Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.
4. Research & Development
We usually research the new needs of the market and develop new models when there are new cars in the market.
5. Quality Control
Every step should be a particular test by Professional Staff according to the standard of ISO9001 and TS16949.
♦FAQ
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing
various series of couplings.
Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all customers with customized PDF or AI format artworks.
Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.
Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have an excellent price principle, when you make the bulk order the cost of the sample will be deducted.
Q 5: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.
Q 6: What is the MOQ?
A: Usually our MOQ is 1pcs.
Q 7: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.
Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.
Q 9: What’s your payment?
A:1) T/T.
♦Contact Us
Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Crucial Industries and Applications for Encoder Couplings
Encoder couplings play a vital role in various industries and applications that require precise motion control and accurate signal transmission. Some examples include:
1. CNC Machining: In computer numerical control (CNC) machining, encoder couplings ensure accurate positioning of machine axes, resulting in precise and intricate machining of complex parts.
2. Robotics: Robotic systems rely on encoder couplings to enable precise movement control of robotic arms, ensuring accurate positioning and manipulation of objects in industries such as manufacturing and healthcare.
3. Semiconductor Manufacturing: In the semiconductor industry, encoder couplings are crucial for aligning and controlling the movement of wafer handling systems, which are essential for producing microchips and electronic components.
4. Printing and Packaging: In printing and packaging machinery, encoder couplings ensure precise control of printing heads, paper feeding, and packaging processes, resulting in high-quality and consistent output.
5. Medical Equipment: Encoder couplings are used in medical equipment such as imaging devices, robotic surgery systems, and diagnostic equipment to enable accurate and controlled movement for medical procedures.
6. Aerospace and Defense: In aerospace applications, encoder couplings are employed in aircraft control systems, radar systems, and satellite positioning systems, ensuring precise navigation and communication.
7. Automated Assembly Lines: Industries using automated assembly lines, such as automotive manufacturing, rely on encoder couplings to synchronize the movement of conveyor belts, robotic arms, and other components.
8. Laboratory Automation: In laboratory settings, encoder couplings contribute to the precise movement of instruments and devices for sample handling, analysis, and testing.
These examples illustrate the wide range of industries and applications where encoder couplings are crucial for achieving accurate motion control and maintaining signal integrity.
Suitability of Encoder Couplings for Harsh Environments and Extreme Temperatures
Encoder couplings can be designed and selected to withstand a wide range of environmental conditions, making them suitable for applications in harsh environments and extreme temperatures. Here’s how encoder couplings exhibit their suitability:
- Sealing and Encapsulation: Many encoder couplings are designed with effective sealing and encapsulation techniques that protect internal components from dust, moisture, and contaminants. This makes them suitable for outdoor or industrial environments where exposure to harsh elements is common.
- Material Selection: Encoder couplings can be manufactured using materials that offer high resistance to corrosion, chemicals, and other environmental factors. This ensures their longevity and performance in challenging conditions.
- Temperature Resistance: Some encoder couplings are specifically engineered to operate effectively across a wide temperature range, including extreme hot or cold environments. High-quality materials and precision manufacturing contribute to their temperature resistance.
- IP Ratings: Ingress Protection (IP) ratings indicate the level of protection an encoder coupling offers against solid particles and liquids. Encoders with higher IP ratings are better suited for harsh environments as they provide enhanced sealing and protection.
- Special Coatings: Certain encoder couplings can be coated with protective layers or finishes that provide additional resistance to harsh chemicals, oils, and other substances commonly encountered in industrial settings.
- Vibration and Shock Resistance: Encoder couplings can be designed to withstand vibrations and shocks that might occur in heavy machinery or equipment. This ensures consistent performance even in environments with mechanical stress.
- Customization: Manufacturers often offer customization options to tailor encoder couplings for specific environmental requirements. This includes features like extended shaft seals, special coatings, and additional protection measures.
Overall, encoder couplings can provide reliable signal transmission and precision in harsh environments or extreme temperatures when selected and installed appropriately.
Types of Encoder Couplings Tailored for Specific Applications
Encoder couplings come in various types, each tailored to suit specific applications and requirements:
1. Beam Couplings: These couplings use flexible beams to transmit motion and accommodate misalignments. They are ideal for applications requiring high precision and low backlash.
2. Bellows Couplings: Bellows couplings have accordion-like bellows that provide high torsional stiffness while allowing axial and angular misalignment compensation. They are commonly used in vacuum environments.
3. Oldham Couplings: Oldham couplings use a three-piece design to transmit motion. They provide high misalignment capacity while maintaining accurate motion transmission.
4. Disc Couplings: Disc couplings consist of thin metal discs that provide torsional stiffness and minimal backlash. They are suitable for high-speed and high-torque applications.
5. Flexible Shaft Couplings: These couplings use a flexible element, such as elastomer or rubber, to accommodate misalignments and dampen vibrations. They are versatile and used in various industries.
6. Miniature Couplings: Designed for small-scale applications, miniature couplings provide precise motion control in compact spaces, such as robotics and medical devices.
7. High-Torque Couplings: These couplings are built to handle high torque loads, making them suitable for heavy-duty industrial applications.
8. Magnetic Couplings: Magnetic couplings use magnets to transmit motion without physical contact. They are used in applications requiring hermetic sealing or where avoiding direct contact is necessary.
9. Encoder-Integrated Couplings: Some couplings come with built-in encoders for direct position sensing. These are convenient for applications where space is limited or where separate encoders are not practical.
10. Shaft Locking Mechanisms: Some couplings feature mechanisms that lock the shafts in place, providing additional security against shaft slippage.
The choice of encoder coupling type depends on factors like the level of misalignment, torque requirements, speed, space limitations, and specific application needs.
editor by CX 2024-04-23
China Good quality Flexible Spring Coupling Gd Electrical High Torque Connection Elastic Coupling for Encoder Step Motor
Product Description
Flexible Spring Coupling GD Electrical High Torque Connection Elastic Coupling For Encoder Step Motor
Description of Flexible Spring Coupling GD Electrical High Torque Connection Elastic Coupling For Encoder Step Motor
>The main body is made of zinc alloy
>The middle elastomer is made of spring steel
>It has the advantages of simple structure, good flexibility, low inertia and less allowable angular deviation
>Easy installation, spring steel more effective compensation radial, shaft deviation
>Suitable for micro motor and encoder
>Fastening method of set screw
Catalogue of Flexible Spring Coupling GD Electrical High Torque Connection Elastic Coupling For Encoder Step Motor
model parameter |
common bore diameter d1,d2 |
ΦD |
L |
LF |
F |
M |
tightening screw torque |
GD-16 x27 |
5,6,6.35,7,8,9,10 |
16 |
27 |
8.5 |
3 |
M3 |
0.7 |
GD-16 x35 |
5,6,6.35,7,8,9,10 |
16 |
35 |
12.5 |
3.5 |
M4 |
1.7 |
GD-26 x50 |
6,6.35,7,8,9,10,11,12,12.7,14 |
26 |
50 |
17 |
4.5 |
M5 |
4 |
model parameter |
Rated torque(N.m) |
Maximum torque(N.M) |
maximum speed (rpm) |
moment of inertia(Kg.M2) |
allowable eccentricity(mm) |
allowable deflection angle(°) |
weight (g) |
GD-16 x27 |
0.5 |
1 |
3000 |
1.02×10-6 |
1 |
8 |
30 |
GD-16 x35 |
0.5 |
1 |
3000 |
1.02×10-6 |
1 |
8 |
70 |
GD-26 x50 |
1.5 |
3 |
3000 |
1.15×10-5 |
1.2 |
8 |
130 |
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Diagnosing Potential Issues in Encoder Couplings
Identifying potential issues in encoder couplings is crucial for maintaining optimal performance. Some signs to watch for and diagnostic steps include:
1. Signal Inaccuracies: Inaccurate position or velocity feedback signals may indicate coupling misalignment. Use diagnostic tools to compare expected and actual readings.
2. Increased Noise: Unusual vibrations or noise during operation can indicate misalignment or wear. Perform vibration analysis or inspect the coupling for visual damage.
3. Signal Dropouts: Intermittent signal loss or dropouts can be due to poor coupling engagement or damaged wiring. Check wiring connections and the coupling’s mechanical integrity.
4. Drifting Position: If the controlled system’s position drifts over time, it could suggest issues in the encoder coupling’s precision. Monitor position deviations and inspect the coupling for wear.
5. Excessive Heating: Overheating of the coupling may point to misalignment or excessive friction. Monitor the temperature and ensure proper coupling lubrication.
6. Irregular Movement: Unexpected jerks or irregular motion can indicate binding or sticking in the coupling. Inspect the coupling’s components for damage or obstruction.
7. Reduced Accuracy: Decreased accuracy in positioning or velocity control might be due to backlash or wear. Measure and compare desired and achieved positions for accuracy assessment.
8. Excessive Wear: Visual inspection of the coupling’s components for signs of wear, such as cracked or deformed elements, can help detect potential issues early.
9. Misalignment: Misalignment between the encoder and the shaft can lead to signal discrepancies. Use precision measurement tools to assess alignment and adjust if necessary.
10. Visual Inspection: Regularly inspect the coupling for signs of corrosion, rust, or physical damage. Address any issues promptly to prevent further deterioration.
Performing routine maintenance, using diagnostic tools, and monitoring the system’s performance can help identify and address potential issues in encoder couplings, ensuring consistent and accurate motion control.
Proper Installation and Maintenance of Encoder Couplings
Proper installation and maintenance are essential for ensuring the optimal performance and longevity of encoder couplings. Here’s a step-by-step guide:
1. Installation:
- Ensure Proper Alignment: Align the encoder coupling and shafts precisely to minimize misalignment, which can lead to signal loss and premature wear.
- Secure Fasteners: Tighten fasteners according to manufacturer specifications to prevent coupling slippage and maintain signal accuracy.
- Check Clearances: Ensure there’s enough clearance between the encoder coupling and surrounding components to prevent interference during operation.
- Use Proper Tools: Use appropriate tools and techniques during installation to avoid damaging the encoder coupling or other components.
2. Initial Testing:
- Perform System Check: After installation, conduct initial tests to verify proper signal transmission and alignment. Address any issues promptly.
- Check Signal Integrity: Use appropriate testing equipment to verify that the encoder signals are accurate and consistent.
3. Regular Maintenance:
- Visual Inspection: Regularly inspect the encoder coupling for signs of wear, damage, or misalignment. Look for cracks, corrosion, or other irregularities.
- Lubrication: If the encoder coupling requires lubrication, follow manufacturer guidelines to ensure proper lubricant application and prevent excessive wear.
- Cleanliness: Keep the encoder coupling and its surroundings clean to prevent debris and contaminants from affecting performance.
- Monitor Temperature: Monitor operating temperatures to ensure the encoder coupling remains within its recommended temperature range.
4. Preventive Measures:
- Regular Checkups: Schedule periodic maintenance and inspections to catch potential issues before they lead to significant problems.
- Alignment Checks: Regularly verify shaft alignment to maintain accurate signal transmission and prevent premature wear.
- Replace as Needed: If the encoder coupling shows signs of significant wear, damage, or signal degradation, consider replacing it to avoid system failures.
5. Follow Manufacturer Recommendations:
- Adhere to the manufacturer’s installation, maintenance, and lubrication guidelines to ensure optimal performance and maintain warranty coverage.
By following these installation and maintenance practices, you can ensure that your encoder coupling functions reliably and efficiently, contributing to the overall performance of your motion control or automation system.
Challenges of Misalignment and How Encoder Couplings Address Them
Misalignment in mechanical systems occurs when the rotational axes of connected components are not perfectly aligned. This misalignment can lead to various issues, including reduced efficiency, increased wear, and even component failure. Encoder couplings play a crucial role in mitigating the challenges posed by misalignment. Here’s how they address these challenges:
1. Angular Misalignment: Encoder couplings can accommodate a certain degree of angular misalignment between the encoder and the driven component. They use flexible elements, such as elastomers or metal bellows, to allow for slight angular deviations without transmitting excessive stress to the connected components.
2. Radial Misalignment: Radial misalignment occurs when the axes of the encoder and the driven component are offset. Encoder couplings with flexible elements can absorb the radial displacement, preventing undue stress on the shafts and bearings. This helps extend the lifespan of the components and reduces the risk of premature failure.
3. Axial Misalignment: Axial misalignment refers to the axial offset between the encoder and the driven component. Encoder couplings with axial flexibility, such as certain types of beam or bellows couplings, can accommodate axial movement while maintaining effective signal transmission. This is particularly important in systems where thermal expansion or contraction may occur.
4. Vibration Damping: Misalignment can lead to vibrations that propagate through the system, affecting overall performance and accuracy. Encoder couplings with vibration-damping features help minimize the impact of these vibrations, ensuring smoother and more precise motion control.
5. Reduced Wear and Stress: Misalignment can increase wear and stress on shafts, bearings, and other components. Encoder couplings that effectively address misalignment help distribute loads more evenly, reducing wear and the likelihood of premature component failure.
6. Preserving Encoder Integrity: In systems with encoders, misalignment can compromise the accuracy of signal transmission, leading to measurement inaccuracies. Encoder couplings maintain the alignment necessary for accurate signal transmission, preserving the integrity of the encoder’s output.
Overall, encoder couplings provide the flexibility and compensation needed to accommodate misalignment while ensuring efficient and accurate signal transmission. By addressing misalignment challenges, these couplings contribute to the reliability, performance, and longevity of motion control and automation systems.
editor by CX 2024-04-19
China Hot selling OEM Aluminum Stainless Steel Motor Jaw Encoder Shaft Coupling
Product Description
JMII Type Diaphragm Coupling(JB/T9147-1999)
JMII Elastic Diaphragm Coupling belong to JM series diaphragm couplings. They are made up of several groups of diaphragms (stainless steel thin wrench), and bolts are interlaced with 2 halves of couplings. Each diaphragm is made up of several sheets. The diaphragm is divided into connecting rod type and whole shape with different shapes. Its elastic deformation is used to compensate the relative displacement of the 2 axes, and it is a high performance flexible coupling of metal elastic elements. No lubrication, compact structure, high strength, long service life, no rotation clearance, no influence on temperature and oil pollution, it has the characteristics of acid resistance, alkali resistance and corrosion resistance.
JMII Type Diaphragm Coupling Main Dimension(JB/T9147-1999)
Type | Nominal torque Tn |
Peak torque Tmax |
Max Speed nmax |
Bore Diameter d,d1 |
Bore length | D | D1 | t | Torsional rigidity×106 | Mass | Rotary inertia |
||
J1 type | Y type |
L (recommend) |
|||||||||||
L | |||||||||||||
N·m | N·m | r·min-1 | mm | N·m/rad | kg | kg·m2 | |||||||
JMII1 | 40 | 63 | 10700 | 14 | 27 | 32 | 35 | 80 | 39 | 8±0.2 | 0.37 | 0.9 | 0.0005 |
16,18,19 | 30 | 42 | |||||||||||
20,22,24 | 38 | 52 | |||||||||||
25,28 | 44 | 62 | |||||||||||
JMII2 | 63 | 100 | 9300 | 20,22,24 | 38 | 52 | 40 | 92 | 53 | 0.45 | 1.4 | 0.0011 | |
25,28 | 44 | 62 | |||||||||||
30,32,35,38 | 60 | 82 | |||||||||||
JMII3 | 100 | 200 | 8400 | 25,28 | 44 | 62 | 45 | 102 | 63 | 0.56 | 2.1 | 0.002 | |
30,32,35,38 | 60 | 82 | |||||||||||
40,42,45 | 84 | 112 | |||||||||||
JMII4 | 250 | 400 | 6700 | 30,32,35,38 | 60 | 82 | 55 | 128 | 77 | 11±0.3 | 0.81 | 4.2 | 0.006 |
40,42,45,48,50,55 | 84 | 112 | |||||||||||
JMII5 | 500 | 800 | 5900 | 35,38 | 60 | 82 | 65 | 145 | 91 | 1.2 | 6.4 | 0.012 | |
40,42,45,48,50,55,56 | 84 | 112 | |||||||||||
60,63,65 | 107 | 142 | |||||||||||
JMII6 | 800 | 1250 | 5100 | 40,42,45,48,50,55,56 | 84 | 112 | 75 | 168 | 105 | 14±0.3 | 1.42 | 9.6 | 0.571 |
60,63,65,70,71,75 | 107 | 142 | |||||||||||
JMII7 | 1000 | 2000 | 4750 | 45,48,50,55,56 | 84 | 112 | 80 | 180 | 112 | 15±0.4 | 1.9 | 12.5 | 0.0365 |
60,63,65,70,71,75 | 107 | 142 | |||||||||||
80 | 132 | 172 | |||||||||||
JMII8 | 1600 | 3150 | 4300 | 50,55,56 | 84 | 112 | 200 | 120 | 2.35 | 15.5 | 0.057 | ||
60,63,65,70,71,75 | 107 | 142 | |||||||||||
80,85 | 132 | 172 | |||||||||||
JMII9 | 2500 | 4000 | 4200 | 55,56 | 84 | 112 | 205 | 120 | 20±0.4 | 2.7 | 16.5 | 0.065 | |
60,63,65,70,71,75 | 107 | 142 | |||||||||||
80,85 | 132 | 172 | |||||||||||
JMII10 | 3150 | 5000 | 4000 | 55,56 | 84 | 112 | 90 | 215 | 128 | 20±0.4 | 3.02 | 19.5 | 0.083 |
60,63,65,70,71,75 | 107 | 142 | |||||||||||
80,85,90 | 132 | 172 | |||||||||||
JMII11 | 4000 | 6300 | 3650 | 60,63,65,70,71,75 | 107 | 142 | 100 | 235 | 132 | 23±0.5 | 3.46 | 25 | 0.131 |
80,85,90,95 | 132 | 172 | |||||||||||
JMII12 | 5000 | 8000 | 3400 | 63,65,70,71,75 | 107 | 142 | 250 | 145 | 3.67 | 30 | 0.174 | ||
80,85,90,95 | 132 | 172 | |||||||||||
100 | 167 | 212 | |||||||||||
JMII13 | 6300 | 10000 | 3200 | 63,65,70,71,75 | 107 | 142 | 110 | 270 | 155 | 5.2 | 36 | 0.239 | |
80,85,90,95 | 132 | 172 | |||||||||||
100,110 | 167 | 212 | |||||||||||
JMII14 | 8000 | 12500 | 2850 | 65,70,71,75 | 107 | 142 | 115 | 300 | 162 | 27±0.6 | 7.8 | 45 | 0.38 |
80,85,90,95 | 132 | 172 | |||||||||||
100,110 | 167 | 212 | |||||||||||
JMII15 | 10000 | 16000 | 2700 | 70,71,75 | 107 | 142 | 125 | 320 | 176 | 8.43 | 55 | 0.5 | |
80,85,90,95 | 132 | 172 | |||||||||||
100,110,120,125 | 167 | 212 | |||||||||||
JMII16 | 12500 | 20000 | 2450 | 75 | 107 | 142 | 140 | 350 | 186 | 32±0.7 | 10.23 | 75 | 0.85 |
80,85,90,95 | 132 | 172 | |||||||||||
100,110,120,125 | 167 | 212 | |||||||||||
130 | 202 | 252 | |||||||||||
JMII17 | 16000 | 25000 | 2300 | 80,85,90,95 | 132 | 172 | 145 | 370 | 203 | 10.97 | 85 | 1.1 | |
100,110,120,125 | 167 | 212 | |||||||||||
130,140 | 202 | 252 | |||||||||||
JMII18 | 20000 | 31500 | 2150 | 90,95 | 132 | 172 | 165 | 400 | 230 | 13.07 | 115 | 1.65 | |
100,110,120,125 | 167 | 212 | |||||||||||
130,140,150 | 202 | 252 | |||||||||||
160 | 242 | 302 | |||||||||||
JMII19 | 25000 | 40000 | 1950 | 100,110,120,125 | 167 | 212 | 175 | 440 | 245 | 38±0.9 | 14.26 | 150 | 2.69 |
130,140,150 | 202 | 252 | |||||||||||
160,170 | 242 | 302 | |||||||||||
JMII20 | 31500 | 50000 | 1850 | 110,120,125 | 167 | 212 | 185 | 460 | 260 | 22.13 | 170 | 3.28 | |
130,140,150 | 202 | 252 | |||||||||||
160,170,180 | 242 | 302 | |||||||||||
JMII21 | 35500 | 56000 | 1800 | 120,125 | 167 | 212 | 200 | 480 | 280 | 38±0.9 | 23.7 | 200 | 4.28 |
130,140,150 | 202 | 252 | |||||||||||
160,170,180 | 242 | 302 | |||||||||||
190,200 | 282 | 352 | |||||||||||
JMII22 | 40000 | 63000 | 1700 | 130,140,150 | 202 | 252 | 210 | 500 | 295 | 24.6 | 230 | 5.18 | |
160,170,180 | 242 | 302 | |||||||||||
190,200 | 282 | 352 | |||||||||||
JMII23 | 50000 | 80000 | 1600 | 140,150 | 202 | 252 | 220 | 540 | 310 | 44±1 | 29.71 | 275 | 7.7 |
160,170,180 | 242 | 302 | |||||||||||
190,200,220 | 282 | 352 | |||||||||||
JMII24 | 63000 | 10000 | 1450 | 150 | 202 | 252 | 240 | 600 | 335 | 50±1.2 | 32.64 | 380 | 9.3 |
160,170,180 | 242 | 302 | |||||||||||
190,200,220 | 282 | 352 | |||||||||||
240 | 330 | 410 | |||||||||||
JMII25 | 80000 | 125000 | 1400 | 160,170,180 | 242 | 302 | 255 | 620 | 350 | 37.69 | 410 | 15.3 | |
190,200,220 | 282 | 352 | |||||||||||
240,250 | 330 | 410 | |||||||||||
JMII26 | 90000 | 140000 | 1300 | 160 | 242 | 302 | 275 | 660 | 385 | 50.43 | 510 | 20.9 | |
190,200,220 | 282 | 352 | |||||||||||
240,250,260 | 330 | 410 | |||||||||||
JMII27 | 112000 | 180000 | 1200 | 190,200,220 | 282 | 352 | 295 | 720 | 410 | 60±1.4 | 71.51 | 620 | 32.4 |
240,250,260 | 330 | 410 | |||||||||||
280 | 380 | 470 | |||||||||||
JMII28 | 140000 | 20000 | 1150 | 220 | 282 | 352 | 300 | 740 | 420 | 93.37 | 680 | 36 | |
240,250,260 | 330 | 410 | |||||||||||
280,300 | 380 | 470 | |||||||||||
JMII29 | 160000 | 224000 | 1100 | 240,250,260 | 330 | 410 | 320 | 770 | 450 | 114.53 | 780 | 43.9 | |
280,300,320 | 380 | 470 | |||||||||||
JMII30 | 180000 | 280000 | 1050 | 250,260 | 330 | 410 | 350 | 820 | 490 | 130.76 | 950 | 60.5 | |
280,300,320 | 380 | 470 | |||||||||||
340 | 450 | 550 |
Product Display
♦Other Products List
Transmission Machinery Parts Name |
Model |
Universal Coupling | WS,WSD,WSP |
Cardan Shaft | SWC,SWP,SWZ |
Tooth Coupling | CL,CLZ,GCLD,GIICL, GICL,NGCL,GGCL,GCLK |
Disc Coupling | JMI,JMIJ,JMII,JMIIJ |
High Flexible Coupling | LM |
Chain Coupling | GL |
Jaw Coupling | LT |
Grid Coupling | JS |
♦Our Company
HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.
Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.
Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective.
♦Our Services
1. Design Services
Our design team has experience in Cardan shafts relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.
2. Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping
3. Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.
4. Research & Development
We usually research the new needs of the market and develop new models when there are new cars in the market.
5. Quality Control
Every step should be a particular test by Professional Staff according to the standard of ISO9001 and TS16949.
♦FAQ
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing
various series of couplings.
Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all customers with customized PDF or AI format artworks.
Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.
Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have an excellent price principle, when you make the bulk order the cost of the sample will be deducted.
Q 5: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.
Q 6: What is the MOQ?
A: Usually our MOQ is 1pcs.
Q 7: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.
Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.
Q 9: What’s your payment?
A:1) T/T.
♦Contact Us
Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Crucial Industries and Applications for Encoder Couplings
Encoder couplings play a vital role in various industries and applications that require precise motion control and accurate signal transmission. Some examples include:
1. CNC Machining: In computer numerical control (CNC) machining, encoder couplings ensure accurate positioning of machine axes, resulting in precise and intricate machining of complex parts.
2. Robotics: Robotic systems rely on encoder couplings to enable precise movement control of robotic arms, ensuring accurate positioning and manipulation of objects in industries such as manufacturing and healthcare.
3. Semiconductor Manufacturing: In the semiconductor industry, encoder couplings are crucial for aligning and controlling the movement of wafer handling systems, which are essential for producing microchips and electronic components.
4. Printing and Packaging: In printing and packaging machinery, encoder couplings ensure precise control of printing heads, paper feeding, and packaging processes, resulting in high-quality and consistent output.
5. Medical Equipment: Encoder couplings are used in medical equipment such as imaging devices, robotic surgery systems, and diagnostic equipment to enable accurate and controlled movement for medical procedures.
6. Aerospace and Defense: In aerospace applications, encoder couplings are employed in aircraft control systems, radar systems, and satellite positioning systems, ensuring precise navigation and communication.
7. Automated Assembly Lines: Industries using automated assembly lines, such as automotive manufacturing, rely on encoder couplings to synchronize the movement of conveyor belts, robotic arms, and other components.
8. Laboratory Automation: In laboratory settings, encoder couplings contribute to the precise movement of instruments and devices for sample handling, analysis, and testing.
These examples illustrate the wide range of industries and applications where encoder couplings are crucial for achieving accurate motion control and maintaining signal integrity.
Suitability of Encoder Couplings for Harsh Environments and Extreme Temperatures
Encoder couplings can be designed and selected to withstand a wide range of environmental conditions, making them suitable for applications in harsh environments and extreme temperatures. Here’s how encoder couplings exhibit their suitability:
- Sealing and Encapsulation: Many encoder couplings are designed with effective sealing and encapsulation techniques that protect internal components from dust, moisture, and contaminants. This makes them suitable for outdoor or industrial environments where exposure to harsh elements is common.
- Material Selection: Encoder couplings can be manufactured using materials that offer high resistance to corrosion, chemicals, and other environmental factors. This ensures their longevity and performance in challenging conditions.
- Temperature Resistance: Some encoder couplings are specifically engineered to operate effectively across a wide temperature range, including extreme hot or cold environments. High-quality materials and precision manufacturing contribute to their temperature resistance.
- IP Ratings: Ingress Protection (IP) ratings indicate the level of protection an encoder coupling offers against solid particles and liquids. Encoders with higher IP ratings are better suited for harsh environments as they provide enhanced sealing and protection.
- Special Coatings: Certain encoder couplings can be coated with protective layers or finishes that provide additional resistance to harsh chemicals, oils, and other substances commonly encountered in industrial settings.
- Vibration and Shock Resistance: Encoder couplings can be designed to withstand vibrations and shocks that might occur in heavy machinery or equipment. This ensures consistent performance even in environments with mechanical stress.
- Customization: Manufacturers often offer customization options to tailor encoder couplings for specific environmental requirements. This includes features like extended shaft seals, special coatings, and additional protection measures.
Overall, encoder couplings can provide reliable signal transmission and precision in harsh environments or extreme temperatures when selected and installed appropriately.
Challenges of Misalignment and How Encoder Couplings Address Them
Misalignment in mechanical systems occurs when the rotational axes of connected components are not perfectly aligned. This misalignment can lead to various issues, including reduced efficiency, increased wear, and even component failure. Encoder couplings play a crucial role in mitigating the challenges posed by misalignment. Here’s how they address these challenges:
1. Angular Misalignment: Encoder couplings can accommodate a certain degree of angular misalignment between the encoder and the driven component. They use flexible elements, such as elastomers or metal bellows, to allow for slight angular deviations without transmitting excessive stress to the connected components.
2. Radial Misalignment: Radial misalignment occurs when the axes of the encoder and the driven component are offset. Encoder couplings with flexible elements can absorb the radial displacement, preventing undue stress on the shafts and bearings. This helps extend the lifespan of the components and reduces the risk of premature failure.
3. Axial Misalignment: Axial misalignment refers to the axial offset between the encoder and the driven component. Encoder couplings with axial flexibility, such as certain types of beam or bellows couplings, can accommodate axial movement while maintaining effective signal transmission. This is particularly important in systems where thermal expansion or contraction may occur.
4. Vibration Damping: Misalignment can lead to vibrations that propagate through the system, affecting overall performance and accuracy. Encoder couplings with vibration-damping features help minimize the impact of these vibrations, ensuring smoother and more precise motion control.
5. Reduced Wear and Stress: Misalignment can increase wear and stress on shafts, bearings, and other components. Encoder couplings that effectively address misalignment help distribute loads more evenly, reducing wear and the likelihood of premature component failure.
6. Preserving Encoder Integrity: In systems with encoders, misalignment can compromise the accuracy of signal transmission, leading to measurement inaccuracies. Encoder couplings maintain the alignment necessary for accurate signal transmission, preserving the integrity of the encoder’s output.
Overall, encoder couplings provide the flexibility and compensation needed to accommodate misalignment while ensuring efficient and accurate signal transmission. By addressing misalignment challenges, these couplings contribute to the reliability, performance, and longevity of motion control and automation systems.
editor by CX 2024-04-17
China wholesaler Spiral Slit Encoder Flexible Coupling Set Screw Bellow Coupling Manufacture Aluminum Couplings for Motor Electric Machinery
Product Description
Product Description
SFC/SFCS series coupling set screw, flexible coupling
Technical Parameters |
value
|
|
Model | SFC | SFCS |
NO. |
SFC16~SFC63 |
SFCS16~SFCS63 |
Rated torque (N.M) |
0.3~20 |
0.5~35 |
Max. torque (N.M) |
0.6~40 | 1~70 |
Max. rotational (rpm) |
6100~24000 |
6100~24000 |
Moment of inertia (kg.m2) |
3.3*10-7~3.2*10-4 |
8.4*10-7~8.4*10-4 |
Staic torional (N.M/ rad) |
47~850 |
85~1800 |
Allowable eccentricity error(mm) |
0.1~0.2 |
0.1~0.2 |
Allowable angular error(0) | 2 | 2 |
Allowable shaft end-play ( mm ) | ±0.4~±0.5 | ±0.3~±0.5 |
Material | auminum | staniness |
Company Profile
HangZhou liHangZhou Machinery Co., Ltd. is a ZheJiang funded enterprise integrating design, R & D, professional production and sales of automatic machinery products and providing technical consultation and after-sales service. Since its establishment for more than 10 years, the company has been committed to the R & D and production of automatic machinery, and provides OEM production for major brands in the industry. It has a professional R & D team, strong technical force and perfect sales scheme, has accumulated a lot of technology and experience, and has developed a series of products that are more suitable for domestic users in China. Its overall technology is higher than that of similar products in the industry. Xihu (West Lake) Dis.d by the production of high-precision products and the business philosophy of “professionalism, integrity and service”, the company is committed to building a brand in China’s automation machinery industry.
FAQ
1) Customize prodcuts are available ?
Yes, Customize products are available. We could design and produce products according to your requirements or darwings. You just need to tell us your detailed requirements and our technicists will design and provide materials for your confimation. If all is ok, the production will be arranged.
2) What’s your payment terms?
For small order, considering the value is not large, the payment terms are 100% T/T in advance.
For large order, we could negotiate.
3) how about the packaging and shipment?
Packaging : in box (wooden case).
Shipment : according to customer’s instruction.
4) How about the lead time ?
For common model, the lead time is about 15 workdays;
For customize model, the lead time is longer, about 30 workdays.
5) How about the quarantee period ?
In generall, the quarantee period – 1 year for assembly unit from the date of sale . /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Diagnosing Potential Issues in Encoder Couplings
Identifying potential issues in encoder couplings is crucial for maintaining optimal performance. Some signs to watch for and diagnostic steps include:
1. Signal Inaccuracies: Inaccurate position or velocity feedback signals may indicate coupling misalignment. Use diagnostic tools to compare expected and actual readings.
2. Increased Noise: Unusual vibrations or noise during operation can indicate misalignment or wear. Perform vibration analysis or inspect the coupling for visual damage.
3. Signal Dropouts: Intermittent signal loss or dropouts can be due to poor coupling engagement or damaged wiring. Check wiring connections and the coupling’s mechanical integrity.
4. Drifting Position: If the controlled system’s position drifts over time, it could suggest issues in the encoder coupling’s precision. Monitor position deviations and inspect the coupling for wear.
5. Excessive Heating: Overheating of the coupling may point to misalignment or excessive friction. Monitor the temperature and ensure proper coupling lubrication.
6. Irregular Movement: Unexpected jerks or irregular motion can indicate binding or sticking in the coupling. Inspect the coupling’s components for damage or obstruction.
7. Reduced Accuracy: Decreased accuracy in positioning or velocity control might be due to backlash or wear. Measure and compare desired and achieved positions for accuracy assessment.
8. Excessive Wear: Visual inspection of the coupling’s components for signs of wear, such as cracked or deformed elements, can help detect potential issues early.
9. Misalignment: Misalignment between the encoder and the shaft can lead to signal discrepancies. Use precision measurement tools to assess alignment and adjust if necessary.
10. Visual Inspection: Regularly inspect the coupling for signs of corrosion, rust, or physical damage. Address any issues promptly to prevent further deterioration.
Performing routine maintenance, using diagnostic tools, and monitoring the system’s performance can help identify and address potential issues in encoder couplings, ensuring consistent and accurate motion control.
Impact of Encoder Resolution on Choice of Coupling
The encoder resolution plays a crucial role in selecting an appropriate coupling for your system. Encoder resolution refers to the number of distinct positions a rotary encoder can detect in one full rotation. Here’s how encoder resolution impacts the choice of coupling:
1. Precision Requirements:
Higher encoder resolutions provide finer position accuracy. If your application demands high precision and accuracy, such as in robotics or CNC machines, a coupling that minimizes backlash and offers precise torque transmission is essential.
2. Backlash Sensitivity:
As encoder resolution increases, the system becomes more sensitive to backlash (play between coupling components). To mitigate this, a coupling with minimal backlash, such as a zero-backlash or low-backlash coupling, is recommended to ensure accurate position feedback.
3. Dynamic Response:
Higher encoder resolutions allow systems to detect even small movements, improving dynamic response. For applications requiring rapid and accurate positioning changes, a coupling that provides high torsional stiffness and low wind-up is beneficial.
4. Mechanical Compliance:
Low-resolution encoders may tolerate some misalignment due to their coarser feedback intervals. However, high-resolution encoders are more sensitive to misalignment, making it important to choose a coupling that accommodates misalignment while maintaining signal accuracy.
5. Coupling Selection:
For high-resolution encoders, consider couplings that provide precision, low backlash, and accurate torque transmission, such as beam couplings, bellows couplings, or Oldham couplings. These couplings help maintain the integrity of position feedback and optimize system performance.
6. Environmental Factors:
The operating environment can affect the choice of coupling. For applications with extreme conditions, such as temperature fluctuations or aggressive chemicals, select a coupling material that can withstand these conditions without compromising the encoder’s accuracy.
Ultimately, the encoder resolution influences the coupling choice by demanding a coupling that complements the precision, accuracy, and dynamic performance required by the application.
Facilitating Precise Signal Transmission with Encoder Couplings
An encoder coupling plays a crucial role in facilitating precise signal transmission between the encoder and the shaft in motion control and automation systems. Here’s how it works:
1. Minimizing Misalignment: Encoder couplings are designed to accommodate various types of misalignment, including angular, axial, and radial misalignment. By allowing controlled flexibility, the coupling minimizes the stress on both the encoder and the shaft, ensuring accurate signal transmission.
2. Reducing Backlash: Backlash is the amount of movement a system can experience before the motion is effectively transferred. High-quality encoder couplings have minimal backlash, ensuring that the encoder’s output accurately corresponds to the shaft’s movement.
3. Increasing Torque Transmission: Encoder couplings provide efficient torque transmission between the encoder and the shaft, allowing the encoder to accurately detect changes in position or speed.
4. Enhancing Response Time: The mechanical properties of the encoder coupling ensure that any changes in the shaft’s position or movement are promptly transmitted to the encoder. This results in a faster response time and more accurate signal feedback.
5. Reducing Signal Disturbances: Vibrations, shocks, and other disturbances in machinery can negatively impact signal accuracy. A well-designed encoder coupling dampens vibrations and disturbances, ensuring that the encoder receives a clean and accurate signal.
6. Compensating for Thermal Expansion: In some applications, temperature changes can cause the shaft and encoder to expand or contract at different rates. Encoder couplings accommodate these thermal variations, preventing signal discrepancies caused by thermal expansion.
Overall, the encoder coupling acts as a reliable intermediary between the encoder and the shaft, ensuring that the signal accurately reflects the shaft’s position, speed, and movement. This precise signal transmission is essential for the accurate control and performance of motion control and automation systems.
editor by CX 2024-04-16
China Standard 3D Printer Accessories Aluminum Alloy Elastic Coupling Screw Wound Engraving Encoder Motor Coupling
Product Description
Product Description
Material | Aluminium Alloy,Carbon Steel,Stainless steel,Copper,Brass,Nylon,Plastic(Customized Material) |
Producing Equipment | 3 Axis,4 Axis,5 Axis CNC Machines,Automatic Lathe Machines,Stamping Machines,CNC Milling machines,CNC Turning Machines,Turning Milling Compound Machines,Grinding Machines,Rolling Machines,Laser Machines. |
Surface Treatment | Anodizing,Polishing,Electroplating,Heat Treatment,Spray Paint,Sand Blasting. |
Testing Equipment | Salt Spray Test, Hardness Tester, Coating Thickness Tester, Two Dimensions Measuring Instrument. |
Quality Testing | 100% Quality Inspection Before Shipment. |
Lead Time | Generally, The Delivery Date Is 7-15 Days,Delivery Time of Bulk Order Is More Than 15 days. |
Tolerance and Roughness | Size Tolerance:+/-0.005 – 0.01mm,Roughness: Ra0.2 – Ra3.2 (Custom Size Requirements) |
Cargo Shipment | Express(DHL,Fedex,UPS, TNT ),Air shipment+Local Express Delivery,Ocean Shipment. |
Main Markets | America, Europe, Australia, Asia. |
Payment Type | T/T, L/C, Paypal,Western Union,Others. |
Packaging & Shipping
Company Profile
HangZhou Fuyouda Technology Co., Ltd. Was established in city known as the “world factory”-HangZhou. We are factory and have many kinds of machine, such as 5-axis CNC machines, lath machines, turning milling compound machines. After 10 years of R&D, production and sales, we have 80% market share in the field of 3D printer parts in China and we are specializing in CNC machinig for 10 years. We are committed to creating a work and production environment that is above the industry average. We adopt scientific production management methods to improve production efficiency and reduce production costs. Please believe and choose us! We adhere to the management principles of “Quality First, Customer first and Credit-based” since the establishment of the company and always do our best to satisfy potential needs of our customers. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a CHINAMFG situation since the trend of economic globalization has developed with anirresistible force.
Our Advantages
FAQ
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Diagnosing Potential Issues in Encoder Couplings
Identifying potential issues in encoder couplings is crucial for maintaining optimal performance. Some signs to watch for and diagnostic steps include:
1. Signal Inaccuracies: Inaccurate position or velocity feedback signals may indicate coupling misalignment. Use diagnostic tools to compare expected and actual readings.
2. Increased Noise: Unusual vibrations or noise during operation can indicate misalignment or wear. Perform vibration analysis or inspect the coupling for visual damage.
3. Signal Dropouts: Intermittent signal loss or dropouts can be due to poor coupling engagement or damaged wiring. Check wiring connections and the coupling’s mechanical integrity.
4. Drifting Position: If the controlled system’s position drifts over time, it could suggest issues in the encoder coupling’s precision. Monitor position deviations and inspect the coupling for wear.
5. Excessive Heating: Overheating of the coupling may point to misalignment or excessive friction. Monitor the temperature and ensure proper coupling lubrication.
6. Irregular Movement: Unexpected jerks or irregular motion can indicate binding or sticking in the coupling. Inspect the coupling’s components for damage or obstruction.
7. Reduced Accuracy: Decreased accuracy in positioning or velocity control might be due to backlash or wear. Measure and compare desired and achieved positions for accuracy assessment.
8. Excessive Wear: Visual inspection of the coupling’s components for signs of wear, such as cracked or deformed elements, can help detect potential issues early.
9. Misalignment: Misalignment between the encoder and the shaft can lead to signal discrepancies. Use precision measurement tools to assess alignment and adjust if necessary.
10. Visual Inspection: Regularly inspect the coupling for signs of corrosion, rust, or physical damage. Address any issues promptly to prevent further deterioration.
Performing routine maintenance, using diagnostic tools, and monitoring the system’s performance can help identify and address potential issues in encoder couplings, ensuring consistent and accurate motion control.
Design Influence on Encoder Coupling’s Handling of Angular Misalignment
The design of an encoder coupling plays a crucial role in its ability to handle angular misalignment between shafts. Here’s how the design factors influence this capability:
- Flexibility: Encoder couplings are designed with a certain level of flexibility to accommodate misalignment. Flexible elements, such as elastomeric inserts or helical cuts, allow the coupling to bend and compensate for angular errors without transmitting excessive stress to connected components.
- Angular Offset Range: The design specifies the maximum angular misalignment that an encoder coupling can effectively handle. This range is determined by the coupling’s flexibility, material properties, and geometry.
- Multi-Beam Design: Some encoder couplings feature a multi-beam design with multiple flexible beams arranged around the circumference. This design increases the coupling’s ability to absorb angular misalignment while maintaining consistent torque transmission.
- Torsional Stiffness: While flexibility is essential, an overly flexible coupling might not be suitable for applications requiring precise motion control. The design must strike a balance between flexibility and torsional stiffness to ensure accurate signal transmission.
- Backlash: The design should minimize or control backlash, which is the play or free movement that can occur when reversing the rotational direction. Excessive backlash can lead to inaccuracies in signal transmission and motion control.
- Compactness: The design should aim for a compact form to fit within space-constrained environments while still providing the necessary angular misalignment compensation.
- Material Selection: The choice of materials impacts the coupling’s ability to handle misalignment. Flexible materials like elastomers or certain metals can better accommodate angular deviations.
In summary, the design of an encoder coupling directly influences its capacity to handle angular misalignment, ensuring smooth signal transmission and accurate motion control.
Role of Encoder Couplings in Motion Control and Automation
An encoder coupling is a crucial component in motion control and automation systems, used to facilitate precise position and speed sensing:
It connects the shafts of a motor and an encoder, allowing the accurate transmission of rotational motion while maintaining precise alignment. The primary functions and usage of an encoder coupling include:
- Rotational Precision: Encoder couplings ensure that the rotational motion of the motor shaft is accurately transmitted to the encoder, preserving the exact position and speed information.
- Misalignment Compensation: They can accommodate slight misalignments between the motor and the encoder shafts, which can occur due to manufacturing tolerances or shaft deflection during operation.
- Torsional Stiffness: Encoder couplings maintain torsional stiffness to ensure minimal torsional deformation during motion, preventing signal inaccuracies and maintaining synchronization.
- Signal Integrity: Maintaining precise alignment helps preserve the integrity of the electrical signals generated by the encoder, ensuring accurate position and speed measurements.
- Reduced Wear: By minimizing misalignment and torsional stress, encoder couplings help reduce wear and extend the lifespan of both the motor and the encoder.
Overall, encoder couplings are essential for achieving accurate motion control and automation, enabling precise positioning and speed control in various applications such as robotics, CNC machines, conveyor systems, and more.
editor by CX 2024-04-13
China Best Sales Glt-68X74 Glt Double Diaphragm Flexible Shaft Coupling for Shaft Encoder Step Motor
Product Description
GLT-68×74 GLT Double Diaphragm Flexible Shaft Coupling For Shaft Encoder Step Motor
Description of GLT-68×74 GLT Double Diaphragm Flexible Shaft Coupling For Shaft Encoder Step Motor
>High torque rigidity, can accurately control the rotation of the shaft, can carry out high-precision control
>Designed for servo and stepping motor
>No gap between the shaft and sleeve connection, general for positive and negative rotation
>Low inertia, suitable for high speed operation
>The diaphragm is made of spring steel with excellent fatigue resistance
Catalogue of GLT-68×74 GLT Double Diaphragm Flexible Shaft Coupling For Shaft Encoder Step Motor
model parameter |
common bore diameter d1,d2 |
ΦD |
ΦN |
L |
LF |
d3 |
LP |
S |
tightening screw torque |
GLT-34×37.5 |
5,6,6.35,7,8,9,9.525,10,11,12, |
34 |
21.6 |
37.5 |
12.15 |
Φ16 |
6.8 |
3.2 |
1.5 |
GLT-39×48 |
6,8,9,9.525,10,11,12,12.7,14,15 |
39 |
25 |
48 |
15.15 |
Φ19 |
9.3 |
4.5 |
2.5 |
GLT-44×48 |
6,8,9,9.525,10,11,12,12.7,14,15,16,17,18 |
44 |
29.6 |
48 |
15.15 |
Φ22.5 |
9.3 |
4.2 |
2.5 |
GLT-56×61 |
10,12,12.7,14,15,16,17,18,19,20,22,24 |
56 |
38 |
61 |
19.9 |
Φ32.5 |
10.8 |
5.2 |
7 |
GLT-68×74 |
14,15,16,17,18,19,20,22,24,25,28,30 |
68 |
46 |
74 |
24 |
Φ38.3 |
14 |
6 |
12 |
GLT-82×98 |
17,18,19,20,22,24,25,28,30,32,35,38 |
82 |
56 |
98 |
30.15 |
Φ45 |
22.3 |
7.7 |
20 |
model parameter |
Rated torque(N.m) |
allowable eccentricity (mm) |
allowable deflection angle (°) |
allowable axial deviation (mm) |
maximum speed (rpm) |
static torsional stiffness (N.M/rad) |
weight (g) |
GLT-34×37.5 |
2 |
0.12 |
1.5 |
±0.18 |
10000 |
2200 |
49 |
GLT-39×48 |
4.5 |
0.15 |
1.5 |
±0.23 |
10000 |
4500 |
85 |
GLT-44×48 |
6.75 |
0.17 |
1.5 |
±0.27 |
10000 |
5500 |
107 |
GLT-56×61 |
20 |
0.17 |
1.5 |
±0.36 |
10000 |
11000 |
196 |
GLT-68×74 |
50 |
0.18 |
1.5 |
±0.4 |
9000 |
23000 |
375 |
GLT-82×98 |
90 |
0.18 |
1.5 |
±0.5 |
8000 |
38000 |
645 |
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Comparison of Encoder Couplings with Other Coupling Types
When comparing encoder couplings with other coupling types, such as flexible couplings and magnetic couplings, several key factors come into play:
1. Flexibility: Encoder couplings, like flexible couplings, offer flexibility to accommodate misalignment between the encoder and the driven component. They provide angular, radial, and axial flexibility, ensuring efficient signal transmission while minimizing stress on components.
2. Signal Transmission: Encoder couplings are specifically designed to ensure accurate signal transmission between the encoder and the controlled system. This distinguishes them from other couplings that prioritize torque transmission, such as magnetic couplings used for sealing applications.
3. Backlash Reduction: Encoder couplings often prioritize low backlash to enhance the precision and accuracy of motion control systems. While some other coupling types also aim to minimize backlash, encoder couplings excel in this aspect due to their primary function of accurate signal transmission.
4. Magnetic Couplings: Magnetic couplings are commonly used for torque transmission across a sealed barrier, such as in pump applications. While they offer the advantage of hermetic sealing, they may not be as suitable for precise signal transmission as encoder couplings. Magnetic couplings can also introduce a certain amount of backlash due to their design.
5. Torque Capacity: Flexible couplings and some other types of couplings are often selected based on their torque capacity to transmit power between shafts. Encoder couplings, on the other hand, prioritize signal integrity and precision, making them ideal for applications where accurate motion control is essential.
6. Application Focus: Encoder couplings are specialized for motion control and automation systems that require precise positioning and accurate signal feedback. Other coupling types may have broader applications, including torque transmission, vibration dampening, and sealing.
7. Maintenance: Encoder couplings, like flexible couplings, require periodic inspection and maintenance to ensure proper functioning and accuracy. Magnetic couplings may have different maintenance requirements due to their sealing properties.
Overall, encoder couplings stand out in their ability to facilitate accurate signal transmission and precise motion control. While other coupling types have their own advantages and applications, encoder couplings are specifically tailored to meet the demands of motion control and automation systems where maintaining signal accuracy is paramount.
Impact of Encoder Resolution on Choice of Coupling
The encoder resolution plays a crucial role in selecting an appropriate coupling for your system. Encoder resolution refers to the number of distinct positions a rotary encoder can detect in one full rotation. Here’s how encoder resolution impacts the choice of coupling:
1. Precision Requirements:
Higher encoder resolutions provide finer position accuracy. If your application demands high precision and accuracy, such as in robotics or CNC machines, a coupling that minimizes backlash and offers precise torque transmission is essential.
2. Backlash Sensitivity:
As encoder resolution increases, the system becomes more sensitive to backlash (play between coupling components). To mitigate this, a coupling with minimal backlash, such as a zero-backlash or low-backlash coupling, is recommended to ensure accurate position feedback.
3. Dynamic Response:
Higher encoder resolutions allow systems to detect even small movements, improving dynamic response. For applications requiring rapid and accurate positioning changes, a coupling that provides high torsional stiffness and low wind-up is beneficial.
4. Mechanical Compliance:
Low-resolution encoders may tolerate some misalignment due to their coarser feedback intervals. However, high-resolution encoders are more sensitive to misalignment, making it important to choose a coupling that accommodates misalignment while maintaining signal accuracy.
5. Coupling Selection:
For high-resolution encoders, consider couplings that provide precision, low backlash, and accurate torque transmission, such as beam couplings, bellows couplings, or Oldham couplings. These couplings help maintain the integrity of position feedback and optimize system performance.
6. Environmental Factors:
The operating environment can affect the choice of coupling. For applications with extreme conditions, such as temperature fluctuations or aggressive chemicals, select a coupling material that can withstand these conditions without compromising the encoder’s accuracy.
Ultimately, the encoder resolution influences the coupling choice by demanding a coupling that complements the precision, accuracy, and dynamic performance required by the application.
Types of Encoder Couplings Tailored for Specific Applications
Encoder couplings come in various types, each tailored to suit specific applications and requirements:
1. Beam Couplings: These couplings use flexible beams to transmit motion and accommodate misalignments. They are ideal for applications requiring high precision and low backlash.
2. Bellows Couplings: Bellows couplings have accordion-like bellows that provide high torsional stiffness while allowing axial and angular misalignment compensation. They are commonly used in vacuum environments.
3. Oldham Couplings: Oldham couplings use a three-piece design to transmit motion. They provide high misalignment capacity while maintaining accurate motion transmission.
4. Disc Couplings: Disc couplings consist of thin metal discs that provide torsional stiffness and minimal backlash. They are suitable for high-speed and high-torque applications.
5. Flexible Shaft Couplings: These couplings use a flexible element, such as elastomer or rubber, to accommodate misalignments and dampen vibrations. They are versatile and used in various industries.
6. Miniature Couplings: Designed for small-scale applications, miniature couplings provide precise motion control in compact spaces, such as robotics and medical devices.
7. High-Torque Couplings: These couplings are built to handle high torque loads, making them suitable for heavy-duty industrial applications.
8. Magnetic Couplings: Magnetic couplings use magnets to transmit motion without physical contact. They are used in applications requiring hermetic sealing or where avoiding direct contact is necessary.
9. Encoder-Integrated Couplings: Some couplings come with built-in encoders for direct position sensing. These are convenient for applications where space is limited or where separate encoders are not practical.
10. Shaft Locking Mechanisms: Some couplings feature mechanisms that lock the shafts in place, providing additional security against shaft slippage.
The choice of encoder coupling type depends on factors like the level of misalignment, torque requirements, speed, space limitations, and specific application needs.
editor by CX 2024-04-12