Product Description
Product Description
Company profile
HangZhou Terry Machinery Co.Ltd is a leading supplier of bearings, Linear motion system for CNC , Ball transfer Unit
and transmission component .the growing industrial and Favorable policy of HangZhou benefit the development of Terry
Machinery .Our products are utilized in industrial, motorcycle, vehicle and Automation applications. Now we are exporting
to 46 countries.including USA, GBR , Germany , Spain, Poland ,Turkey ect .The Goal of Terry Machinery to provide out
customers with widest range of products at competitive prices, backed with the best Service.OUR ADVANTAGE Products
Our major products & Supplied:Meet all the international standards and ISO9001 -TS1694 Certificate Big volume in Stock,
No MOQ required Personnel Our salespersons are well trained to accommodate your requests and speak English for your
conveniences.Our technicians and engineers Experience in the Industry area exceeds 23 years Service &Quality control ,
We supply detailed drawings and offer when ever necessary,We help all customers promote and improve their sales.We
inspect every piece of products by ourselves before delivery.
Customer Praise
FAQ
/* 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
Real-World Applications of Elastic Couplings
Elastic couplings find extensive use in various industries and applications where the reduction of vibration and shock is critical for performance, efficiency, and equipment longevity. Here are some examples:
- Industrial Machinery: Elastic couplings are commonly employed in industrial machinery such as pumps, compressors, conveyors, and generators. They help minimize vibration and shock, ensuring smooth and reliable operation while protecting sensitive components.
- Automotive Industry: In automotive applications, elastic couplings are used in drivetrains to dampen vibrations and shocks between the engine and the transmission. This enhances driving comfort, reduces noise, and prevents excessive wear on connected components.
- Power Generation: Power generation equipment, including turbines and generators, benefits from elastic couplings that absorb torsional vibrations and shocks. This aids in maintaining stable power output and extending the lifespan of critical components.
- Printing and Packaging: Printing presses and packaging machinery rely on elastic couplings to reduce vibrations during high-speed operations. This ensures precise printing and packaging while preventing damage to sensitive components.
- Robotics and Automation: Elastic couplings are crucial in robotics and automation systems to mitigate vibrations and shocks that can affect accuracy and reliability. They enable precise movement control and consistent performance.
- Medical Equipment: Medical devices such as MRI machines and X-ray equipment utilize elastic couplings to minimize vibrations that could impact image quality and precision during medical procedures.
These examples highlight how elastic couplings contribute to optimal performance, reduced maintenance, and increased equipment lifespan across diverse industries.
Contribution of Elastic Couplings to Rotating System Efficiency
Elastic couplings play a significant role in enhancing the overall efficiency of rotating systems by providing various benefits:
1. Vibration Damping: Elastic couplings absorb and dampen vibrations and shocks that arise from the operation of rotating machinery. By minimizing these vibrations, elastic couplings reduce wear and tear on components, leading to smoother operation and extended component lifespan.
2. Misalignment Compensation: Rotating systems often experience misalignments due to factors like thermal expansion, installation errors, or operational conditions. Elastic couplings can accommodate angular, axial, and radial misalignments, ensuring consistent power transmission and reducing stress on connected components.
3. Shock Absorption: In applications with sudden starts, stops, or load changes, elastic couplings absorb and distribute shock loads. This prevents sudden jolts that could damage the machinery or cause mechanical failures.
4. Torsional Vibration Reduction: Elastic couplings help minimize torsional vibrations, which can lead to resonance and cause structural damage. By damping these vibrations, elastic couplings prevent energy loss and ensure smooth operation.
5. Energy Efficiency: The ability of elastic couplings to reduce vibrations, misalignments, and shock loads leads to improved energy efficiency. The machinery experiences fewer energy losses due to internal friction and component stress.
Elastic couplings enhance the reliability, longevity, and performance of rotating systems, ultimately leading to reduced downtime, maintenance costs, and overall operational inefficiencies.
Benefits of Using Elastic Couplings in Industrial Machinery
Elastic couplings offer several advantages when used in industrial machinery:
- Misalignment Compensation: Elastic couplings can accommodate small angular, axial, and radial misalignments between connected shafts. This ability to compensate for misalignment helps prolong the life of machinery components and reduces the risk of premature wear.
- Vibration Damping: The elastic element in the coupling absorbs and dampens vibrations generated during operation. This feature improves the overall smoothness of machinery operation, reduces noise, and minimizes the transmission of vibrations to other parts of the system.
- Shock Absorption: Elastic couplings absorb sudden shocks or impacts that may occur during operation. By reducing the impact load on the connected components, the coupling helps prevent damage and extends the lifespan of the machinery.
- Reduced Maintenance: The flexibility and shock-absorbing properties of elastic couplings contribute to lower maintenance requirements. Machinery components experience less stress and wear, resulting in longer intervals between maintenance tasks.
- Protection of Equipment: Elastic couplings act as a protective barrier between connected machinery. They isolate vibrations and shocks, preventing these forces from propagating throughout the system and potentially causing damage.
- Improved Efficiency: By minimizing misalignment-related losses and reducing vibrations, elastic couplings contribute to improved machinery efficiency. This can lead to energy savings and better overall performance.
In summary, elastic couplings play a crucial role in enhancing the reliability, longevity, and efficiency of industrial machinery by addressing misalignment, dampening vibrations, absorbing shocks, and minimizing maintenance needs.
editor by CX 2024-05-08
China wholesaler CHINAMFG Lt Type Elastic Flexible Sleeve Pin & Bush Coupling High Performance Couplings
Product Description
LT Type Flexible Pin Bush Couplings(GB/T4323-2002)
♦Description
♦Detailed Pictures
♦Product Parameter
Note:
N.m= Norminal Torque; rpm= Allowable speed of rotation(Iron,Steel); d1.d2.dz= Diameter of shaft hole(Iron,Steel);
Y J J1 Z= Length of shaft hole; Allowable compensation amount(radial, angular); kg= Mass; kg.m²= Rotational inertia
1. The weight of the coupling in the table is calculated according to the diameter and maximum length of the shaft hole.
2. Short-term overload shall not exceed 2 times of norminal torque value.
3. Type and length L,L1 of shaft hole can be selected according to needs.
4. The rotational inertia is approximate value.
♦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 the new model when there is new cars in the market.
5. Quality Control
Every step should be a special 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 the customers with customized artworks in 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 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 1 pcs.
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: T/T.
♦Contact Us
Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China
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Maintenance Requirements for Optimal Performance of Elastic Couplings
Maintaining elastic couplings is essential to ensure their optimal performance and longevity. Following these maintenance guidelines can help prevent premature wear and failure:
- Regular Inspection: Periodically inspect the coupling for signs of wear, such as cracks, deformities, or visible damage. This can help identify issues early and prevent further damage.
- Lubrication: Some elastic couplings require lubrication to reduce friction and wear. Follow the manufacturer’s recommendations for lubrication intervals and use compatible lubricants.
- Torque Check: Check the coupling’s torque values to ensure they are within the specified range. This helps maintain proper torque transmission and prevents overloading.
- Alignment Check: Monitor the alignment of the connected shafts regularly. Misalignment can cause excessive stress on the coupling, leading to premature failure.
- Vibration Analysis: Perform vibration analysis to identify any abnormal vibrations in the system. Excessive vibrations could indicate coupling or system issues that need attention.
- Temperature and Environment: Ensure that the coupling operates within the recommended temperature and environmental limits. Extreme conditions can affect the coupling’s material properties and performance.
- Coupling Wear: Keep track of the coupling’s wear over time. Depending on the application, the coupling might need replacement after a certain period of service.
- Expert Inspection: If any unusual symptoms or problems arise, consider having the coupling inspected by a qualified technician or engineer to diagnose the issue accurately.
Adhering to these maintenance practices helps extend the service life of elastic couplings, ensures reliable performance, and minimizes unexpected downtime and costly repairs.
Backlash in Elastic Couplings
Backlash refers to the amount of play or clearance between mating components in a mechanical system, particularly in elastic couplings. In an elastic coupling, backlash is the angular movement or rotation that occurs when there is a change in direction of the input shaft without an immediate response from the output shaft.
Backlash is a result of the elasticity and flexibility of the coupling’s components, such as the elastomer or other flexible elements. When the input direction changes, the elastic elements need to overcome their deformation before transmitting torque to the output shaft. This delay can lead to a temporary loss of motion and reduced precision in positioning applications.
Backlash can have a negative impact on the accuracy, repeatability, and overall performance of a machinery system. It can result in positioning errors, reduced responsiveness, and even potential damage to the system. Therefore, minimizing backlash is crucial in applications that require high precision and responsiveness.
Engineers can address backlash in elastic couplings by selecting couplings with lower compliance, optimizing the design to minimize the flexibility of the coupling elements, and using additional components like anti-backlash devices or preloaded mechanisms.
Types of Elastic Couplings for Specific Applications
There are various types of elastic couplings available, each designed to suit specific industrial applications:
- Flexible Jaw Couplings: These couplings use an elastomeric element to transmit torque and accommodate misalignment. They are commonly used in applications where shock absorption and vibration damping are important, such as pumps, compressors, and conveyor systems.
- Diaphragm Couplings: Diaphragm couplings use thin metal diaphragms to transmit torque while allowing for angular, axial, and radial misalignment. They are often used in high-performance applications where precise motion transmission is required, such as in robotics, precision machinery, and aerospace systems.
- Torsional Couplings: Torsional couplings are designed to handle high torque loads and are commonly used in heavy-duty applications, including industrial machinery, mining equipment, and large pumps.
- Disc Couplings: Disc couplings use multiple thin metal discs to transmit torque and accommodate misalignment. They are suitable for applications requiring high torque transmission and precise motion control, such as turbines, generators, and high-speed machinery.
- Beam Couplings: Beam couplings use helical cuts in a flexible beam to provide torsional flexibility and misalignment compensation. They are used in applications that require moderate torque transmission and misalignment accommodation, such as stepper motors and motion control systems.
- Oldham Couplings: Oldham couplings use three disks to transmit torque while allowing for axial misalignment. They are commonly used in applications that require accurate motion transmission, such as linear actuators and CNC machinery.
The choice of the right type of elastic coupling depends on factors such as the application’s torque requirements, speed, misalignment characteristics, and specific performance needs.
editor by CX 2024-05-08
China supplier CNC Aluminum Elastic Rubber Spider Jaw Shaft Coupler GF14*22 20*25 25*30 40*50 Shaft Flexible Coupling Ball Screw Plum Coupling
Product Description
Product Description
Coupling Deatails
Name: High precision plum blossom
coupling Model: LM-Material: Aviation Aluminum Alloy
Working temperature: -40 ° C ~ 100 ° C
Support customization: Factory direct sales support customization.
Features:
1.Intermediate Elastomer Connection-Absorbs vibration, compensates for radial, angular, and axial 2.misalignment
3.Oil resistance and electrical insulation
4.Clockwise and counterclockwise rotation characteristics are identical-there are 3 different hardness 5.elastomer
6.Fixation by clamping screw.
|
Model parameter |
ΦD |
L |
LF |
LP |
F |
M |
Tightening screw torque |
|
(N.M) |
|||||||
|
GF-14X22 |
14 |
22 |
14.3 |
6.6 |
3.8 |
M 3 |
0.7 |
|
GF-20X25 |
20 |
25 |
16.7 |
8.6 |
4 |
M 3 |
0.7 |
|
GF-20X30 |
20 |
30 |
19.25 |
8.6 |
5.3 |
M 4 |
1.7 |
|
GF-25X30 |
25 |
30 |
20.82 |
11.6 |
5.6 |
M 4 |
1.7 |
|
GF-25X34 |
25 |
34 |
22.82 |
11.6 |
5.6 |
M 4 |
1.7 |
|
GF-30X35 |
30 |
35 |
23 |
11.5 |
5.75 |
M 4 |
1.7 |
|
GF-30X40 |
30 |
40 |
25.6 |
11.5 |
10 |
M 4 |
1.7 |
|
GF-40X50 |
40 |
50 |
32.1 |
14.5 |
10 |
M 5 |
4 |
|
GF-40X55 |
40 |
55 |
34.5 |
14.5 |
10 |
M 5 |
4 |
|
GF-40X66 |
40 |
66 |
40 |
14.5 |
12.75 |
M 5 |
4 |
|
GF-55X49 |
55 |
49 |
32 |
16.1 |
13.5 |
M 6 |
8.4 |
|
GF-55X78 |
55 |
78 |
46.4 |
16.1 |
15.5 |
M 6 |
8.4 |
|
GF-65X80 |
65 |
80 |
48.5 |
17.3 |
18.1 |
M 8 |
10.5 |
|
GF-65X90 |
65 |
90 |
53.5 |
17.3 |
18.1 |
M 8 |
10.5 |
Product Parameters
Detailed Photos
/* 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
Reducing Vibration and Shock in Machinery with Elastic Couplings
Elastic couplings play a crucial role in minimizing vibration and shock in machinery by offering flexibility and damping characteristics. Here’s how they contribute to this important function:
- Vibration Absorption: Elastic couplings are designed with flexible elements that can absorb and dampen vibrations generated by rotating machinery. These flexible elements act as shock absorbers, reducing the transmission of vibrations to other parts of the system.
- Isolation: The inherent flexibility of elastic couplings isolates vibrations and shocks from one side of the coupling to the other. This prevents vibrations from propagating throughout the connected components, helping to protect sensitive equipment and improve overall system performance.
- Resonance Damping: Elastic couplings can help dampen resonance frequencies that can occur in machinery during operation. By absorbing and dissipating energy, they reduce the risk of resonance-related issues that can lead to mechanical failure or decreased efficiency.
- Smooth Torque Transmission: Elastic couplings offer a smooth torque transmission that helps reduce sudden torque spikes and shocks during start-up or sudden load changes. This prevents abrupt mechanical stresses that can lead to vibration and shock propagation.
- Increased Equipment Lifespan: By minimizing the impact of vibrations and shocks, elastic couplings contribute to the longevity of connected machinery and components. Reduced vibration-related wear and tear can extend the service life of the entire system.
Overall, elastic couplings are effective tools for managing vibration and shock in machinery, enhancing operational reliability, reducing maintenance needs, and maintaining optimal performance.
Installation Guidelines for Integrating Elastic Couplings
Proper installation of elastic couplings is essential to ensure their optimal performance and longevity. Engineers should follow these guidelines:
1. Alignment: Before installation, ensure that the connected shafts are properly aligned within the manufacturer’s specified tolerances. Misalignment can lead to premature wear and reduced coupling effectiveness.
2. Lubrication: Some elastic couplings require lubrication to maintain smooth operation. Follow the manufacturer’s recommendations for the type and amount of lubricant to use.
3. Mounting: Securely mount the elastic coupling onto the shafts using appropriate torque values for the coupling’s fasteners. Use a torque wrench to prevent over-tightening, which can damage the coupling or the shafts.
4. Inspection: Inspect the coupling for any signs of damage or defects before installation. Any issues should be addressed before the coupling is put into operation.
5. Clearance: Maintain proper clearance between the coupling and surrounding components to prevent interference during operation, especially if the coupling flexes during use.
6. Environmental Factors: Consider the operating environment, such as temperature, humidity, and exposure to chemicals, when selecting an appropriate elastic coupling material.
7. Manufacturer’s Recommendations: Always refer to the manufacturer’s installation guidelines and instructions specific to the type and model of elastic coupling being used.
Following these installation guidelines will help ensure the effective and safe integration of elastic couplings into mechanical systems.
Industries Using Elastic Couplings
Elastic couplings find extensive use in various industries due to their unique benefits:
- Industrial Manufacturing: Elastic couplings are widely used in manufacturing equipment, conveyors, and assembly lines to maintain smooth operation and reduce vibrations.
- Automotive: Automotive applications include engine components, powertrain systems, and vehicle suspension systems where flexibility and vibration dampening are crucial.
- Power Generation: Elastic couplings are used in power generation equipment such as generators, turbines, and pumps to absorb torsional vibrations and enhance efficiency.
- Aerospace: In aerospace applications, elastic couplings help dampen vibrations in critical components like aircraft engines and control systems.
- Renewable Energy: Wind turbines and solar tracking systems benefit from elastic couplings to accommodate misalignments and vibrations caused by changing wind conditions.
- Mining: Mining equipment such as crushers, conveyors, and screens utilize elastic couplings to handle varying loads and minimize shock loads.
- Marine: Elastic couplings are used in marine propulsion systems and ship equipment to manage torque fluctuations and reduce vibrations.
These industries rely on elastic couplings to enhance performance, extend machinery lifespan, and minimize downtime due to vibrations, misalignments, and shock loads.
editor by CX 2024-05-07
China Good quality High Quality Zt-T Type Star Coupling Large Torque Elastic Coupling Claw Coupling
Product Description
High quality ZT-T type star coupling large torque elastic coupling claw coupling
Features:
The star-shaped flexible coupling is made of aluminum alloy as bushings and engineering plastic as an elastic element, suitable for connecting the 2 coaxial transmission shaft system.
Similar function as of XL type,but the bore dimension and outer dimension is bigger than XL type.
Advantages:
1. The polyurethane elastomer is limited by convex claw block, which can avoid the internal deformation and external deformation
caused by centrifugal force.
2. The concave surface with large claw makes the surface pressure on involute tooth very small.
3. Even if the tooth is overloaded, the tooth will not wear or deform.
4. It can compensate the displacement between the 2 transmission shafts well, and it is widely used.
Parameters:
Packing & shipping:
1 Prevent from damage.
2. As customers’ requirements, in perfect condition.
3. Delivery : As per contract delivery on time
4. Shipping : As per client request. We can accept CIF, Door to Door etc. or client authorized agent we supply all the necessary assistant.
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 the customers with customized artworks in 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: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.
Q 5: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.
Q 6: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory. /* 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
Maintenance Requirements for Optimal Performance of Elastic Couplings
Maintaining elastic couplings is essential to ensure their optimal performance and longevity. Following these maintenance guidelines can help prevent premature wear and failure:
- Regular Inspection: Periodically inspect the coupling for signs of wear, such as cracks, deformities, or visible damage. This can help identify issues early and prevent further damage.
- Lubrication: Some elastic couplings require lubrication to reduce friction and wear. Follow the manufacturer’s recommendations for lubrication intervals and use compatible lubricants.
- Torque Check: Check the coupling’s torque values to ensure they are within the specified range. This helps maintain proper torque transmission and prevents overloading.
- Alignment Check: Monitor the alignment of the connected shafts regularly. Misalignment can cause excessive stress on the coupling, leading to premature failure.
- Vibration Analysis: Perform vibration analysis to identify any abnormal vibrations in the system. Excessive vibrations could indicate coupling or system issues that need attention.
- Temperature and Environment: Ensure that the coupling operates within the recommended temperature and environmental limits. Extreme conditions can affect the coupling’s material properties and performance.
- Coupling Wear: Keep track of the coupling’s wear over time. Depending on the application, the coupling might need replacement after a certain period of service.
- Expert Inspection: If any unusual symptoms or problems arise, consider having the coupling inspected by a qualified technician or engineer to diagnose the issue accurately.
Adhering to these maintenance practices helps extend the service life of elastic couplings, ensures reliable performance, and minimizes unexpected downtime and costly repairs.
Backlash in Elastic Couplings
Backlash refers to the amount of play or clearance between mating components in a mechanical system, particularly in elastic couplings. In an elastic coupling, backlash is the angular movement or rotation that occurs when there is a change in direction of the input shaft without an immediate response from the output shaft.
Backlash is a result of the elasticity and flexibility of the coupling’s components, such as the elastomer or other flexible elements. When the input direction changes, the elastic elements need to overcome their deformation before transmitting torque to the output shaft. This delay can lead to a temporary loss of motion and reduced precision in positioning applications.
Backlash can have a negative impact on the accuracy, repeatability, and overall performance of a machinery system. It can result in positioning errors, reduced responsiveness, and even potential damage to the system. Therefore, minimizing backlash is crucial in applications that require high precision and responsiveness.
Engineers can address backlash in elastic couplings by selecting couplings with lower compliance, optimizing the design to minimize the flexibility of the coupling elements, and using additional components like anti-backlash devices or preloaded mechanisms.
Principles of Torsionally Elastic Couplings
Torsionally elastic couplings, also known as flexible couplings, operate based on the principles of flexibility and torsional elasticity. These couplings are designed to transmit torque while accommodating misalignments, dampening vibrations, and providing protection against shock loads. Here’s how they work:
- Flexibility: Torsionally elastic couplings are made of materials that can flex or bend to some degree. This flexibility allows them to absorb misalignments between connected shafts, such as angular, parallel, and axial misalignments.
- Torsional Elasticity: The material properties of the coupling allow it to twist or deform slightly under torque loads. When torque is applied to one end of the coupling, the coupling flexes and twists to transmit torque to the other end while compensating for any misalignments.
- Vibration Dampening: The torsional elasticity of the coupling helps dampen vibrations that occur due to sudden torque changes or variations in load. This is especially important in applications where smooth operation and reduced vibrations are essential.
- Shock Load Protection: Torsionally elastic couplings can absorb and mitigate shock loads that might occur during sudden starts, stops, or changes in load. This protection prevents damage to connected equipment and extends the lifespan of machinery.
Overall, torsionally elastic couplings enhance the performance, reliability, and durability of machinery by providing flexibility, dampening vibrations, and protecting against misalignments and shock loads.
editor by CX 2024-05-07
China Standard CHINAMFG CHINAMFG Truck Torque Limiting Coupling Vg1560080300 Elastic Coupling Flexible Coupling for Sitrak T7h C7h T5g Truck
Product Description
1
| POS | Number of part | Designation |
| 1 | AZ9231330948 | Rear axle housing |
| 2 | Q5211016 | Pin |
| 3 | WG8150571163 | Screw |
| 4 | WG923133 | O-ring |
| 17 | WG9112330016 | Pin |
| 18 | WG9231330808 | Pin |
| 19 | WG9231330809 | Pin |
| 20 | Q43705 | Snap ring |
| 21 | Q1200850F3 | Stud |
| 22 | WG61000060084 | Sleeve |
| 23 | Q45718 | Washer |
| 24 | Q33208 | Nut |
| 25 | WG923134 0571 | Bracket |
| 26 | Q151B2045TF2 | Screw |
/* 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
Maintenance Requirements for Optimal Performance of Elastic Couplings
Maintaining elastic couplings is essential to ensure their optimal performance and longevity. Following these maintenance guidelines can help prevent premature wear and failure:
- Regular Inspection: Periodically inspect the coupling for signs of wear, such as cracks, deformities, or visible damage. This can help identify issues early and prevent further damage.
- Lubrication: Some elastic couplings require lubrication to reduce friction and wear. Follow the manufacturer’s recommendations for lubrication intervals and use compatible lubricants.
- Torque Check: Check the coupling’s torque values to ensure they are within the specified range. This helps maintain proper torque transmission and prevents overloading.
- Alignment Check: Monitor the alignment of the connected shafts regularly. Misalignment can cause excessive stress on the coupling, leading to premature failure.
- Vibration Analysis: Perform vibration analysis to identify any abnormal vibrations in the system. Excessive vibrations could indicate coupling or system issues that need attention.
- Temperature and Environment: Ensure that the coupling operates within the recommended temperature and environmental limits. Extreme conditions can affect the coupling’s material properties and performance.
- Coupling Wear: Keep track of the coupling’s wear over time. Depending on the application, the coupling might need replacement after a certain period of service.
- Expert Inspection: If any unusual symptoms or problems arise, consider having the coupling inspected by a qualified technician or engineer to diagnose the issue accurately.
Adhering to these maintenance practices helps extend the service life of elastic couplings, ensures reliable performance, and minimizes unexpected downtime and costly repairs.
Maintaining the Longevity of Elastic Couplings
Ensuring the longevity and optimal performance of elastic couplings requires proper maintenance and care. Here are some key considerations:
- Regular Inspection: Periodically inspect the coupling for signs of wear, damage, or misalignment. Look for cracks, tears, or other deformations in the elastic elements.
- Lubrication: Some elastic couplings require lubrication for smooth operation. Follow the manufacturer’s guidelines on lubrication intervals and recommended lubricants.
- Environmental Conditions: Consider the operating environment of the coupling. Extreme temperatures, chemicals, moisture, and other factors can affect the coupling’s lifespan. Choose materials and designs suitable for the specific conditions.
- Proper Alignment: Ensure that the connected components are properly aligned to minimize excessive stress on the coupling. Misalignment can accelerate wear and reduce performance.
- Load Capacity: Do not exceed the coupling’s recommended torque and load ratings. Overloading the coupling can lead to premature failure.
- Shock and Vibration: If the system experiences frequent shock or vibration, consider using dampening or vibration-absorbing components to reduce the stress on the coupling.
- Replacement: When signs of wear or damage become noticeable, promptly replace the coupling to avoid further issues. Delaying replacement can lead to more significant problems in the machinery system.
- Follow Manufacturer Guidelines: Always follow the manufacturer’s recommendations for installation, operation, and maintenance of the specific coupling model.
By adhering to these considerations and performing regular maintenance tasks, engineers can extend the lifespan of elastic couplings and ensure reliable and efficient operation in various machinery applications.
Difference Between Elastic Coupling and Rigid Coupling
Elastic couplings and rigid couplings are two distinct types of couplings used in mechanical designs:
Elastic Coupling: An elastic coupling incorporates an elastomeric material, such as rubber, to provide flexibility and absorb shock and vibration. It allows for misalignment compensation and is ideal for applications where there may be slight misalignment or the need for vibration damping. Elastic couplings are commonly used in machinery that requires smooth operation and reduced stress on connected components.
Rigid Coupling: A rigid coupling, as the name suggests, is designed to provide a solid connection between two shafts. It does not have any flexible or damping elements and is used when precise alignment and torque transmission are critical. Rigid couplings are often used in applications where shafts need to maintain a constant alignment, such as in precision machines and systems with high torque requirements.
The choice between an elastic coupling and a rigid coupling depends on the specific requirements of the mechanical system, including the degree of misalignment, vibration levels, torque transmission, and the overall performance objectives.
editor by CX 2024-05-06
China Custom Bearing Pin Coupling Rubber-Cushioned Elastic Sleeves
Product Description
Product Description
Bearing Pin Coupling Rubber-Cushioned Elastic Sleeves
The elastomer insert is equalizing element of coupling. It transmits torque without backlash or vibration. The elastomer insert defines the characteristics of the entire drive system. Backlash is eliminated by the press fit of the elastomer into the hubs. Through variation of the shore hardness of the elastomer insert, the coupling system can be optimized for the ideal torsional characteristics.
LT Pin Coupling Elastic Sleeve (Smooth Bushing)
| Part No. | Specification | Ref. Picture | ||
| d | D | L | ||
| LT-8 | 8 | 16 | 10 | |
| LT-10 | 10 | 19 | 15 | |
| LT-12 | 12 | 24 | 28 | |
| LT-14 | 14 | 26 | 28 | |
| LT-18 | 18 | 35 | 36 | |
| LT-24 | 24 | 45 | 44 | |
| LT-30 | 30 | 56 | 56 | |
| LT-38 | 38 | 71 | 72 | |
| LT-45 | 45 | 85 | 88 | |
ZT Pin Coupling Elastic Sleeve (Four Component Combined Elastic Sleeve)
| Part No. | d | D | L | Ref. Picture |
| ZT-8 | 8 | 16 | 10 | |
| ZT-10 | 10 | 19 | 15 | |
| ZT-14 | 14 | 28 | 27 | |
| ZT-18 | 18 | 36 | 35 | |
| ZT-24 | 24 | 45 | 44 | |
| ZT-30 | 30 | 56 | 55 | |
| ZT-38 | 38 | 71 | 72 | |
| ZT-45 | 45 | 85 | 88 |
FT Pin Coupling Elastic Sleeve Ring (Splited Elastic Ring Gasket)
| Part No. | d | D | L | Ref. Picture |
| FT-10 | 10 | 20 | 7 | |
| FT-12 | 12 | 24 | 7 | |
| FT-14 | 14 | 28 | 7 | |
| FT-14 | 14 | 29 | 7 | |
| FT-18 | 18 | 36 | 9 | |
| FT-18 | 18 | 38 | 9 | |
| FT-24 | 24 | 45 | 11 | |
| FT-24 | 24 | 48 | 11 | |
| FT-28 | 28 | 56 | 15 | |
| FT-30 | 30 | 56 | 15 | |
| FT-30 | 30 | 62 | 14 | |
| FT-38 | 38 | 71 | 18 | |
| FT-45 | 45 | 91 | 22 | |
| FT-45 | 45 | 85 | 23 |
Bearing Pin Coupling Rubber-Cushioned Elastic Sleeves
More Products:
Various types of couplings rubber elastomer models are as follows:
MT rubber coupling (MT1-MT13),
GR rubber coupling (GR10-GR180),
GS rubber coupling (GS7-GS90),
T Hexagon back wheel coupling (hexagonal elasticity pad T70 ~ 210).,
the fluid coupling (YOX),
L-type claw coupling hexagonal coupling (L35-L276),
H-type elastic block (H80-H350),
NM couplings elastomer (NM50 -NM214).
HRC Coupling elastomer (HRC60-HRC280).
Gear Sleeve Rubber Coupling Elastomer cushion (gear 4J-10J).
NL inner tooth gear coupling sleeve (NL1-NL10).
Oldham and non-standard high strength Spider rubber coupling.
Main Products:
custom couplings Plum pad, HRC couplings, Martin couplings, HRC couplings supply elastomer, HRC couplings elastic block, Gear Sleeve Rubber Coupling Elastomer, block rubber supply couplings, coupling rubber parts, coupling is rubber body, ZheJiang custom rubber gear coupling, screw compressor couplings, rubber supply gear couplings, Atlas coupling, screw compressor coupling, ZheJiang wholesale production of polyurethane gear, supply H-linking couplings, H-shaped elastic block coupling, H-type coupling rubber elastomer blocks
Please inquire us if you need Rubber Coupling Elastomer and other types couplings inserts.
| Different Types Of Hydraulic Seals | ||
| Application | Type | Material |
| Rod Seals | UN | TPU(PU,Polyurethane) |
| UNS | TPU(PU,Polyurethane) | |
| UHS | TPU(PU,Polyurethane) | |
| IDU | TPU(PU,Polyurethane) | |
| U+S | PU+NBR | |
| UPH | NBR & FKM | |
| Step Seal | NBR+PTFE | |
| VES | Rubber+Fabric | |
| IDI | PU | |
| ISI | PU | |
| Piston Seals | SPG | NBR+PTFE |
| SPGW | NBR+PTFE | |
| SPGO | NBR+PTFE | |
| KDAS | NBR+PU+POM | |
| ODI | PU | |
| OSI | PU | |
| ODU | PU | |
| Dust Wiper Seals | DH/DHS | PU |
| LBH | NBR & FKM | |
| J/JA | PU | |
| DKB | NBR & FKM +Metal | |
| DKBI | PU+Metal | |
| DSI | PU | |
| Wear Ring | WR | Phenolic Fabric |
| Xihu (West Lake) Dis. Tape | PTFE | |
| Xihu (West Lake) Dis. Tape | Phenolic Fabric | |
| Buffer Seal | HBY | PU+Nylon |
| Back-up Ring | O-Ring | NBR & FKM |
| X-Ring | NBR & FKM | |
| PTFE Washer | PTFE | |
Bearing Pin Coupling Rubber-Cushioned Elastic Sleeves
| Different Type Rotary Shaft Oil Seal | ||||
| Type | Material | Lip | Spring | Feature |
| TC | NBR & FKM | Double Lips | Single | Metal Coverd Rubber |
| TB | NBR | Double Lips | Single | Metal Case |
| TA | NBR | Double Lips | Single | Metal Case |
| SC | NBR & FKM | Single | Single | Double Metal Shell |
| SB | NBR | Single | Single | Metal Case |
| SA | NBR | Single | Single | Double Metal Shell |
| DC | NBR | Double Lips | Double | Double Springs |
| VC | NBR & FKM | Single | Without | Metal Coverd Rubber |
| VB | NBR | Single | Without | Metal Case |
| TCV | NBR | Double Lips | Single | High Pressure |
| TCN | NBR | Double Lips | Single | High Pressure |
| PTFE | PTFE | Single & Double Lips | Without | Stainless steel |
| HTCL | NBR & FKM | Double Lips | Single | Inside thread L |
| HTCR | NBR & FKM | Double Lips | Single | Inside thread R |
| …………………………………………………………………………………………… More types please contact us. Customization is welcome. |
||||
Related Products
Bearing Pin Coupling Rubber-Cushioned Elastic Sleeves
Oil seals serve to prevent the leakage not only of lubricants, but also water, chemicals, and gas from “gaps” in machinery. Oil seals also serve to prevent the intrusion of dust, soil and sand from the outside air.
Company Profile
HangZhou CHINAMFG Sealing Sci-Tech Co.Ltd. is a scientific and technological production enterprise integrating R&D, production and sales. Our production plant covers an area of about 2,000 square CHINAMFG and has 150 employees.
QMS (Quality Management System):
ISO9001, ISO/TS16949
Our Products:
O Ring, Oil Seal, Hydraulic & Pneumatic Seal, Custom CHINAMFG Parts
Production Standard:
ASTMD2000
Product Application Scope:
Engineering machinery, hydraulic pneumatic, petroleum and natural gas, automobile seals, valves and pipelines, electronic home appliances, food grade, electric power, chemical industry, coal mine, metallurgy, engineering shield machine and other industries, supporting domestic automobile and machinery manufacturers.
We had sell to:
More than 40 countries including the United States, Germany, Japan, Britain, Italy, Spain, Russia, Canada, Australia, Malaysia, Philippines, Indonesia, Mexico, Brazil, Peru, Chile, Argentina, Israel, Saudi Arabia, Lebanon, Ukraine, Pakistan, Thailand, Vietnam, etc.
Packaging & Shipping
Bearing Pin Coupling Rubber-Cushioned Elastic Sleeves
Ship by express, by air, by sea at buyer’s option.
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FAQ
Q 1. What’s the payment term?
A: We accept T/T 50% deposit and 50% balance against copy of B/L or L/C at sight, West Union,VISA,Paypal is also accepted. rubber oil seal tc oil seal rubber seal manufacturer oil seal tc nbr oil seal tc oil seal fkm oil seal china manufacturer oil seal tc oil seal nbr tc oil seal fkm tc oil seal manufacturer
Q 2. What is the normal lead time for product orders?
A: Generally it is 1-2 days if the goods are in stock. or it is 5-10 days if the goods are not in stock, it is according to quantity.tc oil seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture china oil seal
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Q 3. What is your standard packing?
A: All the goods will be packed by carton box and loaded with pallets. Special packing method can be accepted when needed.rubber oil seal tc oil seal rubber seal manufacturer oil seal tc nbr oil seal tc oil seal fkm oil seal china manufacturer oil seal tc oil seal nbr tc oil seal fkm tc oil seal manufacturer
Q 4. Could you please tell us the month capacity of your products ?
A: It depends on which model, we produce more than 2500 tons rubber materials per month.
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Q 5. what kind of certificates you have ?
A1: We have been ISO9001:2008 and ISO14001:2004 certified by SGS since 2015.
A2: We have various rubber compounds approved by ROHS and REACH.
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Q6: How to check the quality of the bulk order?
A1: We provide preproduction samples before mass production for all customers if needed.
A2: We accept third party inspection such as TUV, INTERTEK, BV, etc.
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Q 7: Do you use any international standards for the rubber products?
A: Yes, we mainly use ASTM D2000 standard to define the quality of the rubber materials, tolerances as per ISO3302, ISO2768, etc.rubber oil seal tc oil seal rubber seal manufacturer oil seal tc nbr oil seal tc oil seal fkm oil seal china manufacturer oil seal tc oil seal nbr tc oil seal fkm tc oil seal manufacturer
Q8: What materials are available to produce from your side?
A: NBR, EPDM, SILICONE, FPM(FKM), NEOPRENE(CR), NR, IIR, SBR, ACM, AEM, Fluorosilicone(FVMQ), FFKM, Liquid Silicone, Sponge, etc. tc oi
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Q9: Do you provide maintenance on tooling?
A: We maintain all tooling and will replace as needed.tc oil seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture china oil seal manufacture
Q10: How many empolyees you have?
A:We have 150 empolyees at time of December 2571. tc oil seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture china oil seal manufacture
If you have any other question, please don’t hesitate to contact us:
Bearing Pin Coupling Rubber-Cushioned Elastic Sleeves /* 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
Reducing Vibration and Shock in Machinery with Elastic Couplings
Elastic couplings play a crucial role in minimizing vibration and shock in machinery by offering flexibility and damping characteristics. Here’s how they contribute to this important function:
- Vibration Absorption: Elastic couplings are designed with flexible elements that can absorb and dampen vibrations generated by rotating machinery. These flexible elements act as shock absorbers, reducing the transmission of vibrations to other parts of the system.
- Isolation: The inherent flexibility of elastic couplings isolates vibrations and shocks from one side of the coupling to the other. This prevents vibrations from propagating throughout the connected components, helping to protect sensitive equipment and improve overall system performance.
- Resonance Damping: Elastic couplings can help dampen resonance frequencies that can occur in machinery during operation. By absorbing and dissipating energy, they reduce the risk of resonance-related issues that can lead to mechanical failure or decreased efficiency.
- Smooth Torque Transmission: Elastic couplings offer a smooth torque transmission that helps reduce sudden torque spikes and shocks during start-up or sudden load changes. This prevents abrupt mechanical stresses that can lead to vibration and shock propagation.
- Increased Equipment Lifespan: By minimizing the impact of vibrations and shocks, elastic couplings contribute to the longevity of connected machinery and components. Reduced vibration-related wear and tear can extend the service life of the entire system.
Overall, elastic couplings are effective tools for managing vibration and shock in machinery, enhancing operational reliability, reducing maintenance needs, and maintaining optimal performance.
Maintaining the Longevity of Elastic Couplings
Ensuring the longevity and optimal performance of elastic couplings requires proper maintenance and care. Here are some key considerations:
- Regular Inspection: Periodically inspect the coupling for signs of wear, damage, or misalignment. Look for cracks, tears, or other deformations in the elastic elements.
- Lubrication: Some elastic couplings require lubrication for smooth operation. Follow the manufacturer’s guidelines on lubrication intervals and recommended lubricants.
- Environmental Conditions: Consider the operating environment of the coupling. Extreme temperatures, chemicals, moisture, and other factors can affect the coupling’s lifespan. Choose materials and designs suitable for the specific conditions.
- Proper Alignment: Ensure that the connected components are properly aligned to minimize excessive stress on the coupling. Misalignment can accelerate wear and reduce performance.
- Load Capacity: Do not exceed the coupling’s recommended torque and load ratings. Overloading the coupling can lead to premature failure.
- Shock and Vibration: If the system experiences frequent shock or vibration, consider using dampening or vibration-absorbing components to reduce the stress on the coupling.
- Replacement: When signs of wear or damage become noticeable, promptly replace the coupling to avoid further issues. Delaying replacement can lead to more significant problems in the machinery system.
- Follow Manufacturer Guidelines: Always follow the manufacturer’s recommendations for installation, operation, and maintenance of the specific coupling model.
By adhering to these considerations and performing regular maintenance tasks, engineers can extend the lifespan of elastic couplings and ensure reliable and efficient operation in various machinery applications.
Benefits of Using Elastic Couplings in Industrial Machinery
Elastic couplings offer several advantages when used in industrial machinery:
- Misalignment Compensation: Elastic couplings can accommodate small angular, axial, and radial misalignments between connected shafts. This ability to compensate for misalignment helps prolong the life of machinery components and reduces the risk of premature wear.
- Vibration Damping: The elastic element in the coupling absorbs and dampens vibrations generated during operation. This feature improves the overall smoothness of machinery operation, reduces noise, and minimizes the transmission of vibrations to other parts of the system.
- Shock Absorption: Elastic couplings absorb sudden shocks or impacts that may occur during operation. By reducing the impact load on the connected components, the coupling helps prevent damage and extends the lifespan of the machinery.
- Reduced Maintenance: The flexibility and shock-absorbing properties of elastic couplings contribute to lower maintenance requirements. Machinery components experience less stress and wear, resulting in longer intervals between maintenance tasks.
- Protection of Equipment: Elastic couplings act as a protective barrier between connected machinery. They isolate vibrations and shocks, preventing these forces from propagating throughout the system and potentially causing damage.
- Improved Efficiency: By minimizing misalignment-related losses and reducing vibrations, elastic couplings contribute to improved machinery efficiency. This can lead to energy savings and better overall performance.
In summary, elastic couplings play a crucial role in enhancing the reliability, longevity, and efficiency of industrial machinery by addressing misalignment, dampening vibrations, absorbing shocks, and minimizing maintenance needs.
editor by CX 2024-05-06
China high quality CHINAMFG Xls Type Star Flexible Elastic Transmission Jaw Auto Machinery Coupling Couplings
Product Description
XLS Star Type Flexible Coupling (JB/T10466-2004)
Product Description
♦Description♦Basic Parameter and Main Dimension(JB/T3241-1991)
Note: N.m= Norminal Torque; d1.d2= Diameter of shaft hole
Other products
| 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 |
Company Profile
HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 26 employees in our company, including 2 senior engineers and no fewer than 10 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 service
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 months under normal circumstance.
Q 6: What is the MOQ?
A: Usually our MOQ is 1 pcs.
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: 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
Maintenance Requirements for Optimal Performance of Elastic Couplings
Maintaining elastic couplings is essential to ensure their optimal performance and longevity. Following these maintenance guidelines can help prevent premature wear and failure:
- Regular Inspection: Periodically inspect the coupling for signs of wear, such as cracks, deformities, or visible damage. This can help identify issues early and prevent further damage.
- Lubrication: Some elastic couplings require lubrication to reduce friction and wear. Follow the manufacturer’s recommendations for lubrication intervals and use compatible lubricants.
- Torque Check: Check the coupling’s torque values to ensure they are within the specified range. This helps maintain proper torque transmission and prevents overloading.
- Alignment Check: Monitor the alignment of the connected shafts regularly. Misalignment can cause excessive stress on the coupling, leading to premature failure.
- Vibration Analysis: Perform vibration analysis to identify any abnormal vibrations in the system. Excessive vibrations could indicate coupling or system issues that need attention.
- Temperature and Environment: Ensure that the coupling operates within the recommended temperature and environmental limits. Extreme conditions can affect the coupling’s material properties and performance.
- Coupling Wear: Keep track of the coupling’s wear over time. Depending on the application, the coupling might need replacement after a certain period of service.
- Expert Inspection: If any unusual symptoms or problems arise, consider having the coupling inspected by a qualified technician or engineer to diagnose the issue accurately.
Adhering to these maintenance practices helps extend the service life of elastic couplings, ensures reliable performance, and minimizes unexpected downtime and costly repairs.
Advancements in Elastic Coupling Technology
Recent advancements in elastic coupling technology have led to improved performance and capabilities. Some notable developments include:
- Enhanced Materials: The use of advanced materials, such as high-performance elastomers and composites, has resulted in elastic couplings that offer higher strength, durability, and resistance to wear and fatigue.
- Optimized Designs: Engineers are employing advanced computer simulations and modeling techniques to optimize the design of elastic couplings. This has led to designs that provide better torsional flexibility, reduced backlash, and improved performance in demanding conditions.
- Vibration Dampening: Advancements in elastic coupling technology have focused on improving vibration dampening properties. This is particularly important in applications where minimizing vibration and shock is crucial for the machinery’s precision and longevity.
- Customization: Modern elastic coupling manufacturers offer more options for customization, allowing engineers to select the best coupling configuration, size, and material for their specific application requirements.
- Smart Couplings: Some elastic couplings now incorporate sensors and monitoring technology to provide real-time data on coupling performance, misalignment, and wear. This data can aid in predictive maintenance and enhance overall system reliability.
These advancements in elastic coupling technology continue to contribute to the efficiency, reliability, and overall performance of machinery systems in various industries.
Difference Between Elastic Coupling and Rigid Coupling
Elastic couplings and rigid couplings are two distinct types of couplings used in mechanical designs:
Elastic Coupling: An elastic coupling incorporates an elastomeric material, such as rubber, to provide flexibility and absorb shock and vibration. It allows for misalignment compensation and is ideal for applications where there may be slight misalignment or the need for vibration damping. Elastic couplings are commonly used in machinery that requires smooth operation and reduced stress on connected components.
Rigid Coupling: A rigid coupling, as the name suggests, is designed to provide a solid connection between two shafts. It does not have any flexible or damping elements and is used when precise alignment and torque transmission are critical. Rigid couplings are often used in applications where shafts need to maintain a constant alignment, such as in precision machines and systems with high torque requirements.
The choice between an elastic coupling and a rigid coupling depends on the specific requirements of the mechanical system, including the degree of misalignment, vibration levels, torque transmission, and the overall performance objectives.
editor by CX 2024-05-03
China wholesaler Flexible Elastic Coupler/ Mechanical Beam Coupling
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.
| Type | Description | Bore(mm) |
| BR | D18L25 | 4~6.35 |
| D20L25 | 4~8 | |
| D25L30 | 5~12 | |
| D32L40 | 8~16 | |
| DR | D12L19 | 3~6 |
| D16L24 | 3~6.35 | |
| D18L25 | 3~10 | |
| D25L30 | 5~14 | |
| BE | D16L23 | 3~6 |
| D18L25 | 3~6.35 | |
| D20L26 | 4~8 | |
| D25L31 | 5~12 | |
| D32L41 | 6~16 |
/* 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
Limitations and Disadvantages of Elastic Couplings
While elastic couplings offer various benefits, they also come with certain limitations and disadvantages that engineers and designers need to consider:
- Torsional Stiffness: Elastic couplings provide flexibility, but this can lead to lower torsional stiffness compared to rigid couplings. In applications requiring high torsional stiffness, elastic couplings might not be the ideal choice.
- Energy Loss: Due to the elastic nature of the material, a portion of the transmitted torque can be absorbed as deformation energy in the elastomer. This can result in energy losses and reduce overall efficiency.
- Wear and Fatigue: The elastomer element in elastic couplings can experience wear, fatigue, and deterioration over time, especially in applications with high loads or extreme operating conditions. Regular maintenance and monitoring are essential to ensure proper functionality.
- Temperature Sensitivity: Some elastomer materials used in elastic couplings might be sensitive to temperature fluctuations. Extreme temperatures can affect the properties of the elastomer and compromise the coupling’s performance.
- Alignment Requirements: While elastic couplings can accommodate minor misalignments, excessive misalignment can still lead to premature wear and reduced coupling lifespan. Proper alignment remains important for optimal performance.
Engineers and designers must carefully assess the specific requirements of their applications to determine if the advantages of elastic couplings outweigh the potential limitations and disadvantages.
Alternatives to Elastic Couplings for Flexible Connections in Machinery
There are several alternatives to elastic couplings for achieving flexible connections in machinery:
1. Universal Joints: Universal joints, also known as U-joints, are mechanical devices that allow rotational motion between two shafts at different angles. They are suitable for applications with significant misalignment.
2. Cardan Shafts: Cardan shafts consist of a series of universal joints connected in a line, allowing for the transmission of torque and rotation in complex systems.
3. Oldham Couplings: Oldham couplings use sliding disks to transmit torque while accommodating small misalignments. They are suitable for applications where precise positioning is required.
4. Beam Couplings: Beam couplings use a flexible beam to transmit torque and compensate for angular and axial misalignment.
5. Diaphragm Couplings: Diaphragm couplings use thin diaphragms to transmit torque while compensating for misalignment. They are often used in high-performance applications.
6. Gear Couplings: Gear couplings use teethed gears to transmit torque and accommodate misalignment. They are suitable for heavy-duty applications.
7. Chain Couplings: Chain couplings use roller chains to transmit torque and handle misalignment. They are commonly used in low-speed, high-torque applications.
8. Bellows Couplings: Bellows couplings use a bellows-like flexible element to transmit torque while compensating for misalignment.
Each of these alternatives has its own advantages and limitations, and the choice depends on the specific requirements of the application.
Principles of Torsionally Elastic Couplings
Torsionally elastic couplings, also known as flexible couplings, operate based on the principles of flexibility and torsional elasticity. These couplings are designed to transmit torque while accommodating misalignments, dampening vibrations, and providing protection against shock loads. Here’s how they work:
- Flexibility: Torsionally elastic couplings are made of materials that can flex or bend to some degree. This flexibility allows them to absorb misalignments between connected shafts, such as angular, parallel, and axial misalignments.
- Torsional Elasticity: The material properties of the coupling allow it to twist or deform slightly under torque loads. When torque is applied to one end of the coupling, the coupling flexes and twists to transmit torque to the other end while compensating for any misalignments.
- Vibration Dampening: The torsional elasticity of the coupling helps dampen vibrations that occur due to sudden torque changes or variations in load. This is especially important in applications where smooth operation and reduced vibrations are essential.
- Shock Load Protection: Torsionally elastic couplings can absorb and mitigate shock loads that might occur during sudden starts, stops, or changes in load. This protection prevents damage to connected equipment and extends the lifespan of machinery.
Overall, torsionally elastic couplings enhance the performance, reliability, and durability of machinery by providing flexibility, dampening vibrations, and protecting against misalignments and shock loads.
editor by CX 2024-05-03
China best L050 Type Jaw Coupling Two Jaw Elastic Coupling Powder Metallurgical Coupling
Product Description
Product Description
Advantages of powder metallurgy
High performance: Powder metallurgy materials have advantages such as high density, high strength, and wear resistance, making them suitable for manufacturing high-performance parts.
Manufacturing complex shapes: Powder metallurgy technology can manufacture parts with complex shapes, such as small pores or special geometric shapes, which makes powder metallurgy technology widely used in aerospace, automotive and other fields.
High production efficiency: Powder metallurgy technology can achieve automated production, thereby improving production efficiency and reducing production costs.
Product Parameters
| specifications | aperture | Embossing mark | Using screwsUsing screws | Number of claws |
| L070-1/2 | 12.7 | .500 | 1/4 | 2 |
| L070-1/4 | 6.35 | .250 | 1/4 | 2 |
| L070-5/16 | 7.938 | .313 | 1/4 | 2 |
| L070-3/8 | 9.525 | .375 | 1/4 | 2 |
| L070-7/16 | 11.113 | .438 | 1/4 | 2 |
| L070-9/16 | 14.28 | .563 | 1/4 | 2 |
| L070-3/4 | 19.05 | .750 | 1/4 | 2 |
| L070-5/8 | 15.875 | .625 | 1/4 | 2 |
| Note: Other specifications can be discussed in detail | ||||
Packaging & Shipping
Customized paper boxes are used for packaging according to customer requirements. The products are coated with oil and placed in plastic bags before being packed into paper boxes. Packing and shipping from ZheJiang Port to destination,the following is a partial display
After Sales Service
Our factory has been producing powder metallurgy couplings for 20 years and has accumulated a lot of experience. We can ensure the quality of our products and any problems encountered during transportation. If any damage is found during transportation or CHINAMFG receiving goods, we can resend new products. I hope our cooperation can be smooth and pleasant. Thank you
/* 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
Limitations and Disadvantages of Elastic Couplings
While elastic couplings offer various benefits, they also come with certain limitations and disadvantages that engineers and designers need to consider:
- Torsional Stiffness: Elastic couplings provide flexibility, but this can lead to lower torsional stiffness compared to rigid couplings. In applications requiring high torsional stiffness, elastic couplings might not be the ideal choice.
- Energy Loss: Due to the elastic nature of the material, a portion of the transmitted torque can be absorbed as deformation energy in the elastomer. This can result in energy losses and reduce overall efficiency.
- Wear and Fatigue: The elastomer element in elastic couplings can experience wear, fatigue, and deterioration over time, especially in applications with high loads or extreme operating conditions. Regular maintenance and monitoring are essential to ensure proper functionality.
- Temperature Sensitivity: Some elastomer materials used in elastic couplings might be sensitive to temperature fluctuations. Extreme temperatures can affect the properties of the elastomer and compromise the coupling’s performance.
- Alignment Requirements: While elastic couplings can accommodate minor misalignments, excessive misalignment can still lead to premature wear and reduced coupling lifespan. Proper alignment remains important for optimal performance.
Engineers and designers must carefully assess the specific requirements of their applications to determine if the advantages of elastic couplings outweigh the potential limitations and disadvantages.
Backlash in Elastic Couplings
Backlash refers to the amount of play or clearance between mating components in a mechanical system, particularly in elastic couplings. In an elastic coupling, backlash is the angular movement or rotation that occurs when there is a change in direction of the input shaft without an immediate response from the output shaft.
Backlash is a result of the elasticity and flexibility of the coupling’s components, such as the elastomer or other flexible elements. When the input direction changes, the elastic elements need to overcome their deformation before transmitting torque to the output shaft. This delay can lead to a temporary loss of motion and reduced precision in positioning applications.
Backlash can have a negative impact on the accuracy, repeatability, and overall performance of a machinery system. It can result in positioning errors, reduced responsiveness, and even potential damage to the system. Therefore, minimizing backlash is crucial in applications that require high precision and responsiveness.
Engineers can address backlash in elastic couplings by selecting couplings with lower compliance, optimizing the design to minimize the flexibility of the coupling elements, and using additional components like anti-backlash devices or preloaded mechanisms.
Factors to Consider When Selecting an Elastic Coupling
Engineers must carefully evaluate several factors when selecting an appropriate elastic coupling for a specific application. These factors ensure that the coupling can effectively meet the requirements of the machinery and system:
- Torque Transmission: Consider the amount of torque that needs to be transmitted between the connected shafts. Ensure that the coupling’s torque rating matches or exceeds the application’s torque requirements.
- Misalignment Compensation: Evaluate the expected misalignments between the shafts, such as angular, parallel, and axial misalignments. Choose a coupling with the appropriate flexibility and misalignment capacity to accommodate these variations.
- Vibration Dampening: Determine the level of vibration present in the system and select a coupling with the necessary torsional elasticity to dampen vibrations and provide smoother operation.
- Operating Speed: Consider the rotational speed of the connected shafts. Some elastic couplings may have speed limitations, so choose a coupling that can handle the desired operating speed without issues.
- Environmental Conditions: Assess the operating environment, including temperature, humidity, and the presence of contaminants. Choose a coupling material that can withstand the conditions and resist corrosion or degradation.
- Space Limitations: Take into account the available space for installing the coupling. Some couplings may have compact designs that are better suited for confined spaces.
- Shaft Sizes: Ensure that the coupling is compatible with the diameters of the connected shafts. Verify the coupling’s bore sizes and choose one that matches the shaft sizes.
- Installation and Maintenance: Consider the ease of installation and maintenance. Some couplings have simpler installation procedures, while others might require more complex procedures.
- Cost: Evaluate the budget for the coupling. While high-performance couplings might have added benefits, they could also come at a higher cost. Balance the performance requirements with budget constraints.
By carefully assessing these factors and selecting the appropriate elastic coupling, engineers can ensure optimal performance, longevity, and reliability of the machinery and systems they design.
editor by CX 2024-05-02
China factory Pump Fan Compressor Single Joint Gas Turbines Key-Joint Double Elastic Disc Flexible Shaft Lock Disc Single Diaphragm Coupling for Truck
Product Description
Pump Fan Compressor Single Joint Gas Turbines Key-Joint Double Elastic Disc Flexible Shaft Lock Disc Single Diaphragm Coupling for Truck
Metal flex couplings are disc type couplings in which several flexible metallic elements are alternately attached with bolts to opposite flanges. As polymeric elastomer is replaced by metal disc, Metal Flex coupling provides excellent temperature capability without sacrificing angular and axial misalignment. The coupling provides low axial and bending stiffness while possessing high torsional rigidity. The stretched shim pack design of CHINAMFG Metal Flex couplings provides zero backlash. CHINAMFG Metal Flex couplings are available up to 13367 Nm torque with single shim pack (UMK) and double shim pack (UMS) series.
FEATURES
1.Power to weight ratio high
2.Accommodates angular and axial misalignments
3.High temperature application
4.Visual inspection is possible without dismantling equipments
5.Low axial stiffness with high torsional rigidity
6.High-speed capacity
7.Range up to 12000 Nm
8.Added advantage of stretch fitted shim pack
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Material Available |
Stainless Steel:SS201,SS301, SS303, SS304, SS316, SS416 etc. |
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CNC Turning |
φ0.5 – φ300 * 750 mm,+/-0.005 mm |
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CNC Milling |
510 * 1571 * 500 mm(max),+/-0.001 mm-+/-0.005 mm |
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Surface Finish |
Aluminum:Clear Anodized,Color Anodized,Sandblast Anodized,Chemical Film,Brushing,Polishing,Chroming. |
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Drawing Format |
IGS,STP,X_T ,DXF,DWG , Pro/E, PDF |
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Test Equipment |
Measurement instrument, Projector, CMM, Altimeter, Micrometer, Thread Gages, Calipers, Pin Gauge etc. |
Production workshop:
Manufacturer of Couplings, Fluid Coupling, JAW Coupling, can interchange and replacement of lovejoy coupling and so on.
A coupling can interchange and replacement of lovejoy coupling is a device used to connect 2 shafts together at their ends for the purpose of transmitting power. The primary purpose of couplings is to join 2 pieces of rotating equipment while permitting some degree of misalignment or end movement or both. In a more general context, a coupling can also be a mechanical device that serves to connect the ends of adjacent parts or objects. Couplings do not normally allow disconnection of shafts during operation, however there are torque limiting couplings which can slip or disconnect when some torque limit is exceeded. Selection, installation and maintenance of couplings can lead to reduced maintenance time and maintenance cost.
Company information:
/* 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
Compensation for Misalignment in Elastic Couplings
Elastic couplings are designed to accommodate certain degrees of misalignment between connected components in mechanical systems. The elastomeric material used in the coupling plays a crucial role in this compensation process:
When the two components connected by the elastic coupling experience angular, parallel, or axial misalignment, the elastomeric material deforms to a certain extent. This deformation allows the coupling to maintain its connection while absorbing the misalignment-induced stresses and forces.
The elastomer acts as a flexible link between the components, allowing them to move relative to each other within specified limits. The deformation of the elastomer also helps distribute the load more evenly, reducing stress concentrations and the risk of premature wear or damage to the coupling or connected components.
Elastic couplings can compensate for both static and dynamic misalignment, making them suitable for applications where minor misalignment is unavoidable due to factors such as manufacturing tolerances, thermal expansion, or vibration.
It’s important to note that while elastic couplings can accommodate misalignment, excessive misalignment should still be avoided, as it can lead to accelerated wear and reduced coupling lifespan. Regular inspection and maintenance are recommended to ensure that the coupling is operating within its designed limits.
Advancements in Elastic Coupling Technology
Recent advancements in elastic coupling technology have led to improved performance and capabilities. Some notable developments include:
- Enhanced Materials: The use of advanced materials, such as high-performance elastomers and composites, has resulted in elastic couplings that offer higher strength, durability, and resistance to wear and fatigue.
- Optimized Designs: Engineers are employing advanced computer simulations and modeling techniques to optimize the design of elastic couplings. This has led to designs that provide better torsional flexibility, reduced backlash, and improved performance in demanding conditions.
- Vibration Dampening: Advancements in elastic coupling technology have focused on improving vibration dampening properties. This is particularly important in applications where minimizing vibration and shock is crucial for the machinery’s precision and longevity.
- Customization: Modern elastic coupling manufacturers offer more options for customization, allowing engineers to select the best coupling configuration, size, and material for their specific application requirements.
- Smart Couplings: Some elastic couplings now incorporate sensors and monitoring technology to provide real-time data on coupling performance, misalignment, and wear. This data can aid in predictive maintenance and enhance overall system reliability.
These advancements in elastic coupling technology continue to contribute to the efficiency, reliability, and overall performance of machinery systems in various industries.
Principles of Torsionally Elastic Couplings
Torsionally elastic couplings, also known as flexible couplings, operate based on the principles of flexibility and torsional elasticity. These couplings are designed to transmit torque while accommodating misalignments, dampening vibrations, and providing protection against shock loads. Here’s how they work:
- Flexibility: Torsionally elastic couplings are made of materials that can flex or bend to some degree. This flexibility allows them to absorb misalignments between connected shafts, such as angular, parallel, and axial misalignments.
- Torsional Elasticity: The material properties of the coupling allow it to twist or deform slightly under torque loads. When torque is applied to one end of the coupling, the coupling flexes and twists to transmit torque to the other end while compensating for any misalignments.
- Vibration Dampening: The torsional elasticity of the coupling helps dampen vibrations that occur due to sudden torque changes or variations in load. This is especially important in applications where smooth operation and reduced vibrations are essential.
- Shock Load Protection: Torsionally elastic couplings can absorb and mitigate shock loads that might occur during sudden starts, stops, or changes in load. This protection prevents damage to connected equipment and extends the lifespan of machinery.
Overall, torsionally elastic couplings enhance the performance, reliability, and durability of machinery by providing flexibility, dampening vibrations, and protecting against misalignments and shock loads.
editor by CX 2024-05-02