Product Description
UL Type Tyre Coupling
UL tyre coupling is an elastic coupling with high performance, because of the elastic element is as a whole tire body, the tire coupling has good shock damping and the shaft offset compensation performance, absorbing excellent and convenient assembly and disassembly, no lubrication, easy maintenance, long life and other advantages. The working temperature of tyre coupling -20~80 degrees Celsius, transmitting torque 10~20000N.M, tyre coupling, suitable for wet dust, shock, vibration, reversing the changeable and frequent starting work environment.
♦UL Type Tyre Coupling Main Dimension And Characteristic Parameter (GB/T5844-2002)
| Type | Nominal torque | Instantaneous maximum torque | Speed | Diameter of shaft hole(d) | Length of shaft hole(L) | D | B | Mass | Rotary inertia | Limited compensation | |||||
| rpm | mm | ||||||||||||||
| N·m | N·m | Steel | Iron | Steel | Iron | J,J1 type | Y type | mm | kg | kg·m2 |
Axial | Radial | Angle | ||
| UL1 | 10 | 31.5 | 5000 | 3500 | 11 | 11 | 22 | 25 | 80 | 20 | 0.7 | 0.0003 | 1.0 | 1.0 | 1º |
| 12,14 | 12,14 | 27 | 32 | ||||||||||||
| 16,18 | 16 | 30 | 42 | ||||||||||||
| UL2 | 25 | 80 | 5000 | 3000 | 14 | 14 | 27 | 32 | 100 | 26 | 1.2 | 0.0008 | |||
| 16,18,19 | 16,18,19 | 30 | 42 | ||||||||||||
| 20,22 | 20 | 38 | 52 | ||||||||||||
| UL3 | 63 | 180 | 4500 | 3000 | 18,19 | 18,19 | 30 | 42 | 120 | 32 | 1.8 | 0.0571 | 1.6 | 2.0 | |
| 20,22,24 | 20,22 | 38 | 52 | ||||||||||||
| 25 | – | 44 | 62 | ||||||||||||
| UL4 | 100 | 315 | 4300 | 3000 | 20,22,24 | 20,22,24 | 38 | 52 | 140 | 38 | 3 | 0.004 | |||
| 25,28 | 25 | 44 | 62 | ||||||||||||
| 30 | – | 60 | 82 | ||||||||||||
| UL5 | 160 | 500 | 4000 | 3000 | 24 | 24 | 38 | 52 | 160 | 45 | 4.6 | 0.0084 | 1.6 | 2.0 | |
| 25,28 | 25,28 | 44 | 62 | ||||||||||||
| 30,32,35 | 30 | 60 | 82 | ||||||||||||
| UL6 | 250 | 710 | 3600 | 2500 | 28 | 28 | 44 | 62 | 180 | 50 | 7.1 | 0.0164 | |||
| 30,32,35,38 | 30,32,35 | 60 | 82 | ||||||||||||
| 40 | – | 84 | 112 | ||||||||||||
| UL7 | 315 | 900 | 3200 | 2500 | 32,35,38 | 32,35,38 | 60 | 82 | 200 | 56 | 10.9 | 0.571 | 2.0 | 2.5 | 1º |
| 40,42,45,48 | 40,42 | 84 | 112 | ||||||||||||
| UL8 | 400 | 1250 | 3000 | 2000 | 38 | 38 | 60 | 82 | 220 | 63 | 13 | 0.0448 | 2.5 | 3.0 | 1º |
| 40,42,45,48,50 | 40,42,45 | 84 | 112 | ||||||||||||
| UL9 | 630 | 1800 | 2800 | 2000 | 42,45,48,50,55,56 | 42,45,48,50,55 | 84 | 112 | 250 | 71 | 20 | 0.571 | 3.6º | ||
| 60 | – | 107 | 142 | ||||||||||||
| UL10 | 800 | 2240 | 2400 | 1600 | 45*,48*,50,55,56 | 45*,48*,50,55,56 | 84 | 112 | 280 | 80 | 30.6 | 0.1596 | 3.0 | 3.6 | 1º30′ |
| 60,63,65,70 | 60,63,65 | 107 | 142 | ||||||||||||
| UL11 | 1000 | 2500 | 2100 | 1600 | 50*,55*,56* | 50*,55*,56* | 84 | 112 | 320 | 90 | 39.0 | 0.2792 | |||
| 60,63,65,70,71,75 | 60,63,65 | 107 | 142 | ||||||||||||
| UL12 | 1600 | 4000 | 2000 | 1600 | 55*,56* | 55*,56* | 84 | 112 | 360 | 100 | 59 | 0.5356 | 3.6 | 4.0 | |
| 60*,63*,65*,70,71,75 | 60*,63*,65*,70,71,75 | 107 | 142 | ||||||||||||
| 80,85 | 80 | 132 | 172 | ||||||||||||
| UL13 | 2500 | 6300 | 1800 | 1600 | 63*,65*,70*,71*,75* | 63*,65*,70*,71*,75* | 107 | 142 | 400 | 110 | 81 | 0.896 | 4.0 | 4.5 | |
| 80,85,90,95 | 80,85,90,95 | 132 | 172 | ||||||||||||
| UL14 | 4000 | 10000 | 1600 | 1400 | 75* | 75* | 107 | 142 | 480 | 130 | 145 | 2.2616 | 5.0 | ||
| 80*,85*,90*,95* | 80*,85*,90*,95* | 132 | 172 | ||||||||||||
| 100,110 | 100,110 | 167 | 212 | ||||||||||||
| UL15 | 6300 | 14000 | 1200 | 1120 | 85*,90*,95* | 90*,95* | 132 | 172 | 560 | 150 | 222 | 4.6456 | 5 | 5.6 | 1º30′ |
| 100*,110*,120*,125* | 100*,110*,120*,125* | 167 | 212 | ||||||||||||
| UL16 | 10000 | 20000 | 1000 | 1000 | 100*,110*,120*,125* | 100*,110*,120*,125* | 167 | 212 | 630 | 180 | 302 | 8.0924 | 5 | 6.0 | |
| 130,140 | 130,140 | 202 | 252 | ||||||||||||
| UL17 | 16000 | 31500 | 900 | 850 | 120*,125* | – | 167 | 212 | 750 | 210 | 561 | 20.018 | 6.7 | 1º30′ | |
| 130*,140*,150* | 130*,140*,150* | 202 | 252 | ||||||||||||
| 160* | 160* | 242 | 302 | ||||||||||||
| UL18 | 25000 | 59000 | 800 | 750 | 140*,150* | – | 202 | 252 | 900 | 250 | 818 | 43.053 | 8.0 | ||
| 160*,170*,180* | 160*,170*,180* | 242 | 302 | ||||||||||||
Note:
1.Shaft hole diameter with * is J type shaft hole that is permitted by the structure.(GB/T3852-2008)
2.Mass and rotary inertia of coupling are approximations of the maximum values of each type.
♦Product Show
♦Other Products List
| Transmission Machinery Parts Name |
Model |
| Universal Coupling | WS,WSD,WSP |
| Cardan Shaft | SWC,SWP,SWZ |
| Tooth Coupling | CL,CLZ,GCLD,GIICL, GICL,NGCL,GGCL,GCLK |
| Disc Coupling | JMI,JMIJ,JMII,JMIIJ |
| High Flexible Coupling | LM |
| Chain Coupling | GL |
| Jaw Coupling | LT |
| Grid Coupling | JS |
♦Our Company
HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.
Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.
Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective.
♦Our Services
1.Design Services
Our design team has experience in cardan shaft relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.
2.Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping
3.Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.
4.Research & Development
We usually research the new needs of the market and develop the new model when there is new cars in the market.
5.Quality Control
Every step should be special test by Professional Staff according to the standard of ISO9001 and TS16949.
♦FAQ
Q 1: Are you trading company or manufacturer?
A: We are a professional manufacturer specializing in manufacturing
various series of couplings.
Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all the customers with customized artworks of PDF or AI format.
Q 3:How long is your delivery time?
Generally it is 20-30 days if the goods are not in stock. It is according to quantity.
Q 4: Do you provide samples ? Is it free or extra ?
Yes, we could offer the sample but not for free.Actually we have a very good price principle, when you make the bulk order then cost of sample will be deducted.
Q 5: How long is your warranty?
A: Our Warranty is 12 month under normal circumstance.
Q 6: What is the MOQ?
A:Usually our MOQ is 1pcs.
Q 7: Do you have inspection procedures for coupling ?
A:100% self-inspection before packing.
Q 8: Can I have a visit to your factory before the order?
A: Sure,welcome to visit our factory.
Q 9: What’s your payment?
A:1) T/T.
♦Contact Us
Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China
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Understanding the Torsional Flexibility of Tyre Couplings and Its Significance
Torsional flexibility is a fundamental characteristic of tyre couplings, and it plays a crucial role in their successful operation in various industrial applications. Torsional flexibility refers to the coupling’s ability to flex and twist along its axis, allowing it to accommodate misalignments and dampen torsional vibrations between the connected shafts.
The significance of torsional flexibility in tyre couplings can be understood through the following points:
- Misalignment Compensation: In real-world applications, it is challenging to achieve perfect alignment between the shafts of connected equipment. Misalignments can occur due to factors such as thermal expansion, manufacturing tolerances, and settling of the machinery. Tyre couplings excel in compensating for these misalignments, both angular and parallel, as they can twist and flex within their rubber tyre element. This capability reduces the forces exerted on the shafts and bearings, minimizing wear and extending the life of the machinery.
- Torsional Vibration Damping: During the operation of rotating equipment, torsional vibrations can be generated due to sudden changes in load or speed. These vibrations can negatively impact the performance of the machinery and cause fatigue failure in critical components. Tyre couplings act as a damping medium, absorbing and dissipating torsional vibrations, resulting in smoother operation and reduced stress on the connected equipment.
- Protection against Shock Loads: In industrial processes, equipment may encounter sudden shock loads due to various factors. Tyre couplings can handle these shock loads by flexing and absorbing the energy generated during the impact. This capability prevents damage to the machinery and safeguards the drivetrain components from sudden stress and failure.
- Reduced Vibrations: Torsional flexibility in tyre couplings significantly reduces vibration transmission between connected shafts. This is especially important in applications where vibrations can negatively affect precision processes or lead to discomfort for operators. By damping these vibrations, tyre couplings contribute to improved productivity and operator comfort.
- Enhanced Equipment Lifespan: The ability to accommodate misalignments and dampen vibrations ultimately leads to reduced wear and tear on machinery components. As a result, equipment using tyre couplings tends to have a longer service life, minimizing downtime and maintenance costs.
In summary, the torsional flexibility of tyre couplings is a critical feature that allows them to compensate for misalignments, dampen torsional vibrations, and protect connected equipment from shock loads. This characteristic significantly contributes to the efficient and reliable operation of industrial machinery, making tyre couplings a popular choice in a wide range of applications.
Are there any Safety Considerations when Using Tyre Couplings?
When using tyre couplings in industrial applications, several safety considerations should be taken into account to ensure the well-being of personnel and the reliable operation of the machinery. Here are some important safety considerations when using tyre couplings:
- Proper Installation: Ensure that tyre couplings are installed correctly and according to the manufacturer’s guidelines. Improper installation can lead to coupling failure, misalignment, and potential hazards during operation.
- Regular Inspections: Conduct regular inspections of the coupling and its components to check for signs of wear, damage, or deterioration. Address any issues promptly to prevent potential failures or accidents.
- Torque Specifications: Follow the manufacturer’s recommended torque specifications when tightening coupling bolts. Over or under-tightening can lead to coupling slippage or failure.
- Temperature Limits: Operate the coupling within the specified temperature limits. Exceeding these limits can affect the material properties of the tyre and lead to premature failure.
- Speed Limits: Ensure that the coupling is used within its recommended speed limits. Operating the coupling at higher speeds than specified can result in excessive wear and potential failure.
- Proper Alignment: Misalignment can cause increased stresses on the coupling and connected machinery. Properly align the shafts and use coupling models with sufficient misalignment tolerance.
- Guarding and Safety Shields: Consider using guarding and safety shields around rotating coupling components to prevent accidental contact and protect personnel from potential hazards.
- Emergency Shutdown: Implement emergency shutdown procedures to stop the machinery quickly in case of coupling failure or other critical issues.
- Maintenance: Conduct regular maintenance as per the manufacturer’s recommendations. Lubrication, inspection, and replacement of worn components are essential to ensure safe and reliable operation.
- Proper Coupling Selection: Select the appropriate coupling size and type based on the application’s torque, speed, and misalignment requirements. Using an undersized or mismatched coupling can lead to premature failure.
Furthermore, safety protocols and guidelines provided by relevant authorities and regulatory bodies should be followed when operating machinery with tyre couplings. Adequate training of personnel involved in installation, operation, and maintenance is crucial to ensure their understanding of the coupling’s safe usage and handling.
By adhering to these safety considerations, industrial operators can mitigate risks and ensure the safe and efficient operation of machinery equipped with tyre couplings.
How to Properly Install and Maintain a Tyre Coupling?
Proper installation and maintenance of a tyre coupling are essential to ensure its reliable performance and longevity. Follow these steps for the correct installation and ongoing maintenance:
- Inspect the Coupling: Before installation, carefully inspect the tyre coupling for any visible damage or defects. Check the rubber tyre element for signs of wear, cracks, or deterioration. Ensure that all components, including the hubs and fasteners, are in good condition.
- Prepare the Shaft Ends: Clean and degrease the shaft ends that will be connected by the tyre coupling. Remove any dirt, rust, or debris to achieve a clean and smooth surface for proper coupling attachment.
- Align the Shafts: Ensure the shafts to be coupled are properly aligned within the recommended tolerances. Misalignment can lead to premature wear and failure of the coupling. Follow the manufacturer’s guidelines for alignment specifications.
- Insert the Tyre Element: Carefully place the rubber tyre element between the hubs of the tyre coupling. Align the hubs and the tyre element to ensure they fit together correctly.
- Secure the Hubs: Assemble the coupling hubs around the tyre element and align them with the shaft ends. Use the appropriate fasteners (bolts or screws) and tighten them evenly and gradually in a criss-cross pattern to avoid uneven pressure on the tyre element.
- Check for Uniform Gap: After tightening the fasteners, check for a uniform gap between the tyre element and the hubs on both sides. An even gap indicates that the tyre coupling is properly installed.
- Lubrication: Some tyre couplings may require lubrication at the tyre-hub interface. Follow the manufacturer’s guidelines for the type and amount of lubricant to be used.
- Perform a Test Run: After installation, perform a test run of the machinery to ensure the coupling operates smoothly without any abnormal vibrations or noises.
Maintenance:
- Regular Inspection: Periodically inspect the tyre coupling for signs of wear, damage, or misalignment. Pay attention to the condition of the rubber tyre element and ensure it is free from cracks or degradation.
- Torque Check: Check and retighten the fasteners at regular intervals to maintain the proper clamping force and prevent any loosening that could lead to coupling failure.
- Lubrication: If the tyre coupling requires lubrication, adhere to the recommended lubrication schedule provided by the manufacturer.
- Replace Worn Components: If any components, such as the rubber tyre element or fasteners, show signs of wear or damage, replace them promptly with compatible and high-quality replacements.
- Address Misalignment: If there is any indication of misalignment during maintenance checks, take corrective measures to realign the shafts to prevent further coupling wear and potential equipment damage.
- Keep the Environment Clean: Ensure the coupling area is kept clean and free from debris, which can contribute to premature wear and affect coupling performance.
By following proper installation procedures and conducting regular maintenance, a tyre coupling can deliver reliable and efficient performance, contributing to the smooth operation and extended lifespan of industrial machinery and equipment.
editor by CX 2024-05-02