Product Description
Flexible Coupling, High Quality Jaw Coupling
Application:
1.LT type shaft coupling with elastic sleeve and pin are widely used in various mechanical and hydraulic fields, can adapt positive and negative changeful start frequent occasions.
2.Printing machinery / Packing machinery / Wood-working machinery etc large-scale mechanical equipment.
Design feature:
1.Because of elastic sleeve distortion and the teeth clearance between ring holes of half-coupling,the coupling has some compensatory of relativity shir and isolation properties.
2.Working temperature is -20ºC~+70ºC.
3.The marking method of Keyway forms and shaft holes size must be in accord with GB/T3852-1997.
Basic Parameter And Main Dimension(GB/T4323-2002)
| Type | Nominal torque N·m |
Speed rpm |
Bore diameter (mm) d1,d2,dz |
Length of bore(mm) | D | A | S | Limited compensation | Mass kg |
Rotary Inertia kg·m2 |
|||||
| Y Type | J,J1,Z Type | Radial mm |
Angle | ||||||||||||
| Iron | Steel | Iron | Steel | L | L1 | L | mm | ||||||||
| LT1 | 6.3 | 6600 | 8800 | 9 | 9 | 20 | 14 | 71 | 18 | 3 | 0.2 | 1°30´ | 0.82 | 0.0005 | |
| 10,11 | 10,11 | 25 | 17 | ||||||||||||
| 12 | 12,14 | 32 | 20 | ||||||||||||
| LT2 | 16 | 5500 | 7600 | 12,14 | 12,14 | 32 | 20 | 80 | 18 | 3 | 0.2 | 1°30´ | 1.20 | 0.0008 | |
| 16 | 16,18,19 | 42 | 30 | 42 | |||||||||||
| LT3 | 31.5 | 4700 | 6300 | 16,18,19 | 16,18,19 | 42 | 30 | 42 | 95 | 35 | 4 | 0.2 | 1°30´ | 2.20 | 0.571 |
| 20 | 20,22 | 52 | 38 | 52 | |||||||||||
| LT4 | 63 | 4200 | 5700 | 20,22,24 | 20,22,24 | 52 | 38 | 52 | 106 | 35 | 4 | 0.2 | 1°30´ | 2.84 | 0.0037 |
| – | 25,28 | 62 | 44 | 62 | |||||||||||
| LT5 | 125 | 3600 | 4600 | 25,28 | 25,28 | 62 | 44 | 62 | 130 | 45 | 5 | 0.3 | 1°30´ | 6.05 | 0.012 |
| 30,32 | 30,32,35 | 82 | 60 | 82 | |||||||||||
| LT6 | 250 | 3300 | 3800 | 30,35,38 | 32,35,38 | 82 | 60 | 82 | 160 | 45 | 5 | 0.3 | 1°00´ | 9.57 | 0.571 |
| 40 | 40,42 | 112 | 84 | 112 | |||||||||||
| LT7 | 500 | 2800 | 3600 | 40,42,45 | 40,42,45,48 | 112 | 84 | 112 | 190 | 45 | 5 | 0.3 | 1°00´ | 14.01 | 0.055 |
| LT8 | 710 | 2400 | 3000 | 45,48,50,55 | 45,48,50,55,56 | 112 | 84 | 112 | 224 | 65 | 6 | 0.4 | 1°00´ | 23.12 | 0.1340 |
| – | 60,63 | 142 | 107 | 142 | |||||||||||
| LT9 | 1000 | 2100 | 2850 | 50,55,56 | 50,55,56 | 112 | 84 | 112 | 250 | 65 | 6 | 0.4 | 1°00´ | 30.69 | 0.2130 |
| 60,63 | 60,63,65,70,71 | 142 | 108 | 142 | |||||||||||
| LT10 | 2000 | 1700 | 2300 | 63,65,70,71,75 | 63,65,70,71,75 | 142 | 108 | 142 | 315 | 80 | 8 | 0.4 | 1°00´ | 61.40 | 0.660 |
| 80,85 | 80,85,90,95 | 172 | 132 | 172 | |||||||||||
| LT11 | 4000 | 1350 | 1800 | 80,85,90,95 | 80,85,90,95 | 172 | 132 | 172 | 400 | 100 | 10 | 0.5 | 0°00´ | 120.70 | 2.122 |
| 100,110 | 100,110 | 212 | 167 | 212 | |||||||||||
| LT12 | 8000 | 1100 | 1450 | 100,110,120,125 | 100,110,120,125 | 212 | 167 | 212 | 475 | 130 | 12 | 0.5 | 0°00´ 0°00´ |
210.34 | 5.39 |
| – | 13 | 252 | 202 | 252 | |||||||||||
| LT13 | 16000 | 800 | 1150 | 120,125 | 120,125 | 212 | 167 | 212 | 600 | 180 | 14 | 0.6 | 0°00´ | 419.36 | 11.58 |
| 130,140,150 | 130,140,150 | 252 | 202 | 252 | |||||||||||
| 160 | 160,170 | 302 | 242 | 302 | |||||||||||
NOTE:
1.Coupling weights in the sheet are calculated according to the minimum diameter and maximum length of the shaft hole.
2.Short overloading can not exceed 2 times rated normal torque.
3.Type of shaft holes, the lengths of L and L1 also can be produced as customer requirements.
4.Rotational inertia are similar value.
Product Show
♦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 shaft 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 the new model when there is new cars in the market.
5.Quality Control
Every step should be special test by Professional Staff according to the standard of ISO9001 and TS16949.
♦FAQ
Q 1: Are you trading company or 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 the customers with customized artworks of PDF or AI format.
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 a very good price principle, when you make the bulk order then cost of sample will be deducted.
Q 5: How long is your warranty?
A: Our Warranty is 12 month under normal circumstance.
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
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.
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 2024-05-02