Product Description

XL Types High-Pressure Rubber Flexible Spider Jaw Coupling 

XL Type Flexible Spider Jaw Coupling comprises a convex claw block that can be avoided due to external constraints, internal deformation, and centrifugal impact deformation; in concave-convex claw, the pressure on the surface of the involute tooth is very small, even under overload, the tooth will not wear or deformation.
 

Flexible jaw couplings are used in power transmission of industrial equipment such as metallurgy, mining, lifting, transportation, petroleum, chemical industry, shipbuilding, textile, light industry, agricultural machinery, and industrial equipment such as pumps, fans, compressors, machine tools, gearboxes, mixers, printing machines, and conveyors.

 

Advantage:

Run smoothly;

Easy to install;

Compensate displacement (axial, radial, angular);

 XL Star Type Flexible Coupling Main Dimension:

Type Nominal torque
Tn/N·m
Shaft hole diameter L   D D1 B1 S
d1,d2 Y J1,Z1
XL1 20 6,7 18 40 32 12 2
8,9 22
10,11 25 22
12,14 32 27
16,18,19 42 30
XL2 71 8,9 22 55 40 14
10,11 25 22
12,14 32 27
16,18,19 42 30
20,22,24 52 38
XL3 200 10,11 25 22 65 48 15 2.5
12,14 32 27
16,18,19 42 30
20,22,24 52 38
25,28 62 44
XL4 400 12,14 32 27 80 66 18 3
16,18,19 42 30
20,22,24 52 38
25,28 62 44
30,32,35,38 82 60
XL5 560 14 32 27 95 75 20
16,18,19 42 30
20,22,24 52 38
25,28 62 44
30,32,35,38 82 60
40,42 112 84
XL6 630 16,18,19 42 30 105 85 21 3.5
20,22,24 52 38
25,28 62 44
30,32,35,38 82 60
40,42,45,48 112 84
XL7 800 20,22,24 52 38 120 98 22 4
25,28 62 44
30,32,35,38 82 60
40,42,45,48,50,55 112 84
XL8 900 22,24 52 38 135 115 26 4.5
25,28 62 44
30,32,35,38 82 60
40,42,45,48,50,55 112 84
60,63,65 142 107
XL9 2000 30,32,35,38 82 60 160 135 30 5
40,42,45,48,50,55,56 112 84
60,63,65,70,71,75 142 107
XL10 5000 40,42,45,48,50,55,56 112 84 200 160 34 5.5
60,63,65,70,71,75 142 107
80,85,90 172 132
XL11 7100 50,55,56 112 84 225 180 38 6
60,63,65,70,71,75 142 107
80,85,90,95 172 132
100 212 167
XL12 8000 60,63,65,70,71,75 142 107 255 200 42 6.5
80,85,90,95 172 132
100,110 212 167
XL13 10000 60,63,65,70,71,75 142 107 290 230 46 7
80,85,90,95 172 132
100,110,120,125 212 167
XL14 14000 60,63,65,70,71,75 142 107 320 255 50 7.5
80,85,90,95 172 132
100,110,120,125 212 167
130,140 252 202
XL15 20000 80,85,90,95 172 132 370 290 57 9
100,110,120,125 212 167
130,140,150 252 202
160 302 242
XL16 25000 85,90,95 172 132 420 325 64 10.5
100,110,120,125 212 167
130,140,150 252 202
160,170,180 302 242

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
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. To perfect our service, we provide products of good quality at a reasonable price.

Welcome to customize products from our factory and please provide your design drawings or contact us if you need other requirements.

Our Services
1. Design Services
Our design team has experience in coupling relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.

2. Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping

3. Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.

4. Research & Development
We usually research the new needs of the market and develop new models when there are new cars in the market.

5. Quality Control
Every step should be a 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 artwork 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 an excellent price principle, when you make the bulk order then the cost of the sample will be deducted.

Q 5: How extended is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 6: What is the MOQ?
A: Usually our MOQ is 1pcs.

Q 7: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.

Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

Q 9: What’s your payment?
A:1) T/T. 

Contact Us

Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China

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flexible coupling

How does a flexible coupling deal with backlash and torsional stiffness?

A flexible coupling deals with backlash and torsional stiffness in the following ways:

  • Backlash: Backlash refers to the play or clearance between mating teeth in mechanical systems. In certain couplings, such as gear couplings, some degree of backlash is unavoidable due to the space between the teeth. However, flexible couplings with elastomeric or beam-type elements typically have minimal to no backlash. The flexibility of these elements allows them to maintain continuous contact and transmit torque smoothly without any gaps or play between components.
  • Torsional Stiffness: Torsional stiffness is the ability of a coupling to resist rotational deformation or twisting under torque. It is essential to have adequate torsional stiffness in some applications to ensure accurate motion transmission and responsiveness. Flexible couplings exhibit a balance between torsional stiffness and flexibility. While they allow for a degree of angular and parallel misalignment, they still possess sufficient torsional stiffness to transmit most of the torque efficiently. This characteristic helps maintain the precision of motion control systems and prevents power losses due to deformation.

The design and materials used in flexible couplings contribute to their ability to address both backlash and torsional stiffness effectively. Here are some key features:

  • Elastomeric Elements: Couplings with elastomeric elements, such as rubber or polyurethane, provide excellent flexibility to absorb misalignments and dampen vibrations. They also exhibit minimal backlash as the elastomeric material maintains continuous contact between the coupling components.
  • Beam-Type Couplings: Beam-type couplings use thin metal beams to transmit torque. These couplings offer high torsional stiffness while still accommodating misalignments. The beams can flex slightly under torque, absorbing shocks and compensating for misalignment without compromising torsional rigidity.
  • Composite Couplings: Some flexible couplings use composite materials that combine the advantages of different materials to achieve specific performance characteristics. These composites can offer low backlash and precise torsional stiffness, making them suitable for demanding applications.
  • High-Quality Manufacturing: The precision manufacturing of flexible couplings ensures that components fit together with minimal clearances, reducing backlash. Additionally, high-quality materials contribute to better torsional stiffness and overall performance.

Overall, flexible couplings strike a balance between flexibility to accommodate misalignments and sufficient torsional stiffness to transmit torque efficiently. By effectively addressing backlash and torsional stiffness, these couplings contribute to the smooth and reliable operation of various mechanical systems.

flexible coupling

What are the common signs of wear and failure in flexible couplings?

Flexible couplings can experience wear and failure over time, which may lead to operational issues and potential equipment damage. Some common signs of wear and failure in flexible couplings include:

  • Excessive Vibrations: An increase in vibrations during operation can indicate wear or misalignment in the flexible coupling. Excessive vibrations can also lead to additional wear on connected equipment.
  • Strange Noises: Unusual noises, such as squealing, rattling, or clunking sounds, may indicate misalignment, fatigue, or damaged elements in the flexible coupling.
  • Increased Heat: If a flexible coupling is operating at a higher temperature than usual, it could indicate increased friction due to wear or improper lubrication.
  • Visible Damage: Physical inspection may reveal visible signs of wear, such as cracks, tears, or distortion in the flexible coupling’s components.
  • Reduced Performance: A decrease in the performance of the connected machinery, such as lower speed or torque transmission, may be a sign of coupling wear.
  • Looseness or Play: Excessive play or looseness in the coupling may indicate worn or damaged components, which can lead to misalignment and decreased efficiency.
  • Leakage: In the case of fluid-filled couplings, leakage of the fluid can indicate seal damage or wear in the coupling.
  • Cracks or Corrosion: Cracks or signs of corrosion on metallic components of the coupling can indicate material fatigue or exposure to harsh environmental conditions.
  • Uneven Wear: Uneven wear patterns on coupling elements or unusual wear at specific points can be indicative of misalignment or excessive torque.
  • Increased Friction: If the flexible coupling starts to exhibit increased resistance or friction during operation, it may be a sign of wear or inadequate lubrication.

Regular maintenance and inspection are essential to identify these signs of wear and failure early on and prevent further damage to the flexible coupling and connected equipment. Timely replacement or repair of worn or damaged components can help maintain the reliability and efficiency of the system.

flexible coupling

How does a flexible coupling affect the noise and vibration levels in a mechanical system?

A flexible coupling plays a crucial role in controlling noise and vibration levels in a mechanical system. It can significantly impact the overall smoothness and quietness of the system’s operation, contributing to enhanced performance and reduced wear on connected components.

Noise Reduction:

Flexible couplings help reduce noise in a mechanical system through their inherent ability to dampen vibrations. When the shafts of rotating machinery are not perfectly aligned, it can lead to vibrations that are transmitted throughout the system, resulting in noise generation. The elastomeric or flexible element of the coupling acts as a vibration dampener, absorbing and dissipating these vibrations. As a result, the noise levels in the system are reduced, creating a quieter operating environment.

Vibration Damping:

Vibrations in a mechanical system can lead to increased wear and tear on critical components, such as bearings, seals, and gears. Excessive vibrations can also cause resonance and damage to the system over time. Flexible couplings can effectively dampen vibrations by acting as a buffer between the driving and driven shafts. The flexible element absorbs the shock and vibrations, preventing them from propagating to other parts of the system. This vibration damping capability not only reduces noise but also protects the system from potential mechanical failures, extending the lifespan of the equipment.

Alignment Compensation:

Misalignment between shafts is a common cause of vibration and noise in rotating machinery. Flexible couplings excel at compensating for both angular and parallel misalignment. By accommodating misalignment, the coupling reduces the forces acting on the shafts and minimizes the generation of vibrations and noise. Proper alignment through the use of a flexible coupling ensures that the system operates smoothly and quietly.

Effect on Equipment Reliability:

Reducing noise and vibration levels has a positive impact on the reliability of connected equipment. Lower vibrations mean less stress on bearings and other rotating components, leading to extended component life and reduced maintenance requirements. A quieter operating environment can also be essential for certain applications, such as in laboratories or precision manufacturing processes, where excessive noise can interfere with delicate tasks or measurements.

Applications:

Flexible couplings find application in a wide range of industries, such as manufacturing, power generation, material handling, automotive, aerospace, and robotics. They are commonly used in pumps, compressors, fans, conveyors, and other rotating machinery where noise and vibration control are critical for smooth and reliable operation.

Summary:

A flexible coupling’s ability to reduce noise and dampen vibrations makes it an essential component in mechanical systems. By compensating for misalignment and providing vibration dampening properties, the flexible coupling enhances the overall system performance, reduces noise levels, and protects connected equipment from excessive wear and mechanical failures. Choosing the right type of flexible coupling based on the specific application requirements can have a significant impact on noise reduction and vibration control in the mechanical system.

China best CHINAMFG XL Types High-Pressure Rubber Flexible Spider Jaw Coupling  China best CHINAMFG XL Types High-Pressure Rubber Flexible Spider Jaw Coupling
editor by CX 2024-03-11