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China supplier Best Price Flexible Jaw Cross Sliding Set Screw Type and Clamp Type Aluminum Shaft Oldham Coupling oldham coupling

Product Description

Product Name Oldham coupling
Material Aluminum 
Type OC16-63
Structure  Setscrew and Clamp
Bore size  3-30mm
Weight  7-450 g/pcs
packing plastic bag +paper box +wooden box +wooden pallet

1. Engineering: machine tools, foundry equipments, conveyors, compressors, painting systems, etc.

2. Pharmaceuticals& Food Processing: pulp mill blowers, conveyor in warehouse, agitators, grain, boiler, bakery machine, labeling machine, robots, etc.

3. Agriculture Industries: cultivator, rice winnower tractor, harvester, rice planter, farm equipment, etc.

4. Texitile Mills: looms, spinning, wrappers, high-speed auto looms, processing machine, twister, carding machine, ruler calendar machine, high speed winder, etc.

5. Printing Machinery: newspaper press, rotary machine, screen printer machine, linotype machine offset printer, etc.

6. Paper Industries: chipper roll grinder, cut off saw, edgers, flotation cell and chips saws, etc.

7. Building Construction Machinery: buffers, elevator floor polisher mixing machine, vibrator, hoists, crusher, etc.

8. Office Equipments: typewriter, plotters, camera, money drive, money sorting machine, data storage equipment, etc.

9. Glass and Plastic Industries: conveyor, carton sealers, grinders, creeper paper manufacturing machine, lintec backing, etc.

10. Home Appliances: vacuum cleaner, laundry machine, icecream machine, sewing machine, kitchen equipments, etc.

 

FAQ

Q: Are you trading company or manufacturer ?
A: We are factory.

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below:

/* 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

oldham coupling

Typical Applications of Oldham Couplings

Oldham couplings find various applications in different industries due to their unique features and benefits. Some typical applications include:

1. Industrial Machinery: Oldham couplings are commonly used in industrial machinery, such as conveyor systems, packaging machines, and assembly lines. They help transmit torque between shafts while accommodating misalignment, reducing vibration, and protecting sensitive components.

2. Robotics and Automation: Oldham couplings are employed in robotics and automation systems to connect motor shafts and other mechanical components. Their ability to handle misalignment and their compact design make them suitable for precision movements and robotic applications.

3. Printing and Labeling: In printing and labeling machines, Oldham couplings are utilized to connect rollers and drive shafts. They ensure accurate and reliable torque transmission while allowing for angular misalignment that may occur during operation.

4. Medical Equipment: Oldham couplings are used in medical equipment, such as imaging devices and surgical instruments. Their low backlash and smooth operation are crucial for precise positioning and reducing wear on sensitive medical components.

5. Automotive Industry: In automotive applications, Oldham couplings are used in various systems, including windshield wipers, power seat adjustments, and steering mechanisms. They aid in transferring torque smoothly and maintaining alignment even in dynamic conditions.

6. Textile Machinery: Textile manufacturing equipment often incorporates Oldham couplings to connect spindles and other rotating components. These couplings allow for misalignment while delivering reliable power transmission in high-speed textile processes.

7. Food and Beverage Processing: Oldham couplings are suitable for food and beverage processing machinery, where hygiene and precision are critical. They help connect drive shafts in mixers, conveyors, and packaging equipment.

8. Aerospace and Defense: In aerospace and defense applications, Oldham couplings are used in systems that require reliable torque transmission while compensating for misalignment and vibration. They can be found in various aircraft and defense equipment.

These are just a few examples of the many applications where Oldham couplings play a vital role in ensuring smooth and efficient power transmission and minimizing the wear and tear of mechanical systems.

oldham coupling

Real-World Examples of Oldham Coupling Usage in Mechanical Engineering

Oldham couplings are widely used in various mechanical engineering applications due to their ability to transmit torque while compensating for angular misalignment. Here are some real-world examples of Oldham coupling usage:

  • Packaging Machinery: Oldham couplings are commonly employed in packaging machines that require precise and continuous motion. These couplings help connect the motor shaft to various components in the packaging process, such as conveyor belts, rollers, and cutting blades.
  • Automated Assembly Lines: In automated assembly lines, Oldham couplings are utilized to transfer torque from the motor to the robotic arms or handling mechanisms. The couplings enable smooth and accurate movement, ensuring precise positioning of components during assembly.
  • Printing Equipment: Printing machines utilize Oldham couplings to transmit power from the motors to the printing cylinders and rollers. The couplings accommodate any misalignment between the shafts and minimize vibration, resulting in improved print quality.
  • Material Handling Systems: Material handling systems, such as conveyor systems, use Oldham couplings to connect drive motors to the conveyor belts. These couplings facilitate the efficient transfer of goods while compensating for any misalignment that may occur during operation.
  • Industrial Pumps: Oldham couplings are employed in industrial pumps to transfer power from the motor to the pump impeller. They aid in absorbing vibration and maintaining alignment, which is crucial for the pump’s optimal performance and longevity.
  • Medical Devices: Some medical devices, such as scanning equipment and diagnostic machines, incorporate Oldham couplings to ensure precise and reliable motion, contributing to accurate medical imaging and diagnosis.

These examples demonstrate the versatility of Oldham couplings in various mechanical engineering applications. Their ability to handle misalignment, reduce vibration, and transmit torque makes them a valuable component in many industrial sectors.

oldham coupling

Installation and Maintenance of Oldham Couplings

Proper installation and maintenance are crucial for ensuring the optimal performance and longevity of an Oldham coupling. Here are the steps to install and maintain an Oldham coupling:

Installation:

  • 1. Inspect the Components: Before installation, carefully inspect the Oldham coupling’s hubs and center disc for any signs of damage or wear.
  • 2. Shaft Preparation: Ensure that the shafts are clean and free from any debris or burrs. Make sure the shaft diameters match the hub bores and keyway dimensions.
  • 3. Center Disc Alignment: Align the center disc with the two hubs so that the slots or keyways on the center disc fit into the corresponding slots on the hubs.
  • 4. Secure the Hubs: Slide the hubs onto the shafts and fasten them securely using appropriate fasteners such as screws or clamps.
  • 5. Tighten Fasteners: Carefully tighten the fasteners according to the manufacturer’s recommendations. Be cautious not to over-torque, as it may lead to distortion or damage to the components.
  • 6. Check Misalignment: Verify that the Oldham coupling can accommodate the required misalignment between the shafts without binding or excessive stress.

Maintenance:

  • 1. Regular Inspection: Periodically inspect the Oldham coupling for signs of wear, damage, or misalignment. Look for any unusual noises or vibrations during operation.
  • 2. Lubrication: Some Oldham couplings may require periodic lubrication for smooth operation. Check the manufacturer’s guidelines for the proper type and amount of lubricant.
  • 3. Replace Worn Components: If any part of the Oldham coupling shows significant wear or damage, replace it with a new component from the original equipment manufacturer (OEM).
  • 4. Alignment Check: Regularly check the alignment of the shafts and the coupling to ensure that the misalignment is within the specified limits.
  • 5. Environmental Considerations: Take into account the operating environment, such as temperature and humidity, and use appropriate materials and coatings to resist corrosion and wear.
  • 6. Follow Manufacturer Guidelines: Always adhere to the manufacturer’s installation, operation, and maintenance instructions to ensure safe and efficient coupling performance.

By following these installation and maintenance practices, an Oldham coupling can provide reliable torque transmission, compensate for misalignment, and contribute to the smooth operation of the connected machinery or equipment.

China supplier Best Price Flexible Jaw Cross Sliding Set Screw Type and Clamp Type Aluminum Shaft Oldham Coupling  oldham couplingChina supplier Best Price Flexible Jaw Cross Sliding Set Screw Type and Clamp Type Aluminum Shaft Oldham Coupling  oldham coupling
editor by CX 2024-05-10

China supplier Best Price Flexible Jaw Cross Sliding Set Screw Type and Clamp Type Aluminum Shaft Oldham Coupling oldham coupling

Product Description

Product Name Oldham coupling
Material Aluminum 
Type OC16-63
Structure  Setscrew and Clamp
Bore size  3-30mm
Weight  7-450 g/pcs
packing plastic bag +paper box +wooden box +wooden pallet

1. Engineering: machine tools, foundry equipments, conveyors, compressors, painting systems, etc.

2. Pharmaceuticals& Food Processing: pulp mill blowers, conveyor in warehouse, agitators, grain, boiler, bakery machine, labeling machine, robots, etc.

3. Agriculture Industries: cultivator, rice winnower tractor, harvester, rice planter, farm equipment, etc.

4. Texitile Mills: looms, spinning, wrappers, high-speed auto looms, processing machine, twister, carding machine, ruler calendar machine, high speed winder, etc.

5. Printing Machinery: newspaper press, rotary machine, screen printer machine, linotype machine offset printer, etc.

6. Paper Industries: chipper roll grinder, cut off saw, edgers, flotation cell and chips saws, etc.

7. Building Construction Machinery: buffers, elevator floor polisher mixing machine, vibrator, hoists, crusher, etc.

8. Office Equipments: typewriter, plotters, camera, money drive, money sorting machine, data storage equipment, etc.

9. Glass and Plastic Industries: conveyor, carton sealers, grinders, creeper paper manufacturing machine, lintec backing, etc.

10. Home Appliances: vacuum cleaner, laundry machine, icecream machine, sewing machine, kitchen equipments, etc.

 

FAQ

Q: Are you trading company or manufacturer ?
A: We are factory.

Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below:

/* 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

oldham coupling

Can an Oldham Coupling Reduce Vibration and Backlash in Mechanical Systems?

Yes, an Oldham coupling can help reduce vibration and minimize backlash in mechanical systems, making it a popular choice for applications that require precise and smooth power transmission.

Vibration Reduction: Oldham couplings are designed with a three-piece construction, comprising two hubs and a center disc. The center disc, also known as the spacer, is made of a flexible material such as acetal or nylon. When torque is transmitted through the coupling, the center disc flexes, absorbing any misalignment between the shafts. This flexing action helps dampen vibration and reduces resonance in the system, leading to smoother operation and less mechanical stress on connected components.

Backlash Minimization: Backlash is the amount of play or free movement between the mating parts of a mechanical system. In traditional couplings like gear couplings, there can be significant backlash due to the nature of the gear teeth. However, Oldham couplings have a unique design that allows them to transmit torque with minimal backlash. The center disc provides a small amount of clearance between the hubs, enabling smooth rotation without backlash. This characteristic is especially beneficial in applications that require precise motion control, such as robotics and CNC machines.

Overall, the flexible and backlash-free nature of Oldham couplings makes them well-suited for applications where vibration reduction and precise motion control are essential. By reducing vibration and backlash, Oldham couplings contribute to the overall efficiency, accuracy, and reliability of the mechanical system they are employed in.

oldham coupling

Can an Oldham Coupling be Used in Precision Motion Control Applications?

Yes, an Oldham coupling can be used in precision motion control applications. Oldham couplings are known for their ability to provide constant velocity transmission while accommodating misalignment. These couplings offer low backlash and minimal hysteresis, making them suitable for precision motion control systems.

Precision motion control applications require accurate and repeatable motion, which can be achieved by using an Oldham coupling. The coupling’s design allows it to handle angular misalignment without introducing significant axial or radial forces. This feature helps maintain the accuracy and integrity of the motion control system.

Oldham couplings are often used in applications such as robotics, CNC machines, optical equipment, and other systems where precise positioning and smooth motion are essential. Their ability to reduce vibration and minimize backlash is particularly beneficial in these applications, as it enhances the system’s overall performance and accuracy.

When selecting an Oldham coupling for precision motion control, it is essential to consider factors such as the required torque capacity, speed, and shaft sizes. Additionally, regular maintenance and proper alignment are crucial to ensure the coupling’s optimal performance in precision applications.

oldham coupling

Installation and Maintenance of Oldham Couplings

Proper installation and maintenance are crucial for ensuring the optimal performance and longevity of an Oldham coupling. Here are the steps to install and maintain an Oldham coupling:

Installation:

  • 1. Inspect the Components: Before installation, carefully inspect the Oldham coupling’s hubs and center disc for any signs of damage or wear.
  • 2. Shaft Preparation: Ensure that the shafts are clean and free from any debris or burrs. Make sure the shaft diameters match the hub bores and keyway dimensions.
  • 3. Center Disc Alignment: Align the center disc with the two hubs so that the slots or keyways on the center disc fit into the corresponding slots on the hubs.
  • 4. Secure the Hubs: Slide the hubs onto the shafts and fasten them securely using appropriate fasteners such as screws or clamps.
  • 5. Tighten Fasteners: Carefully tighten the fasteners according to the manufacturer’s recommendations. Be cautious not to over-torque, as it may lead to distortion or damage to the components.
  • 6. Check Misalignment: Verify that the Oldham coupling can accommodate the required misalignment between the shafts without binding or excessive stress.

Maintenance:

  • 1. Regular Inspection: Periodically inspect the Oldham coupling for signs of wear, damage, or misalignment. Look for any unusual noises or vibrations during operation.
  • 2. Lubrication: Some Oldham couplings may require periodic lubrication for smooth operation. Check the manufacturer’s guidelines for the proper type and amount of lubricant.
  • 3. Replace Worn Components: If any part of the Oldham coupling shows significant wear or damage, replace it with a new component from the original equipment manufacturer (OEM).
  • 4. Alignment Check: Regularly check the alignment of the shafts and the coupling to ensure that the misalignment is within the specified limits.
  • 5. Environmental Considerations: Take into account the operating environment, such as temperature and humidity, and use appropriate materials and coatings to resist corrosion and wear.
  • 6. Follow Manufacturer Guidelines: Always adhere to the manufacturer’s installation, operation, and maintenance instructions to ensure safe and efficient coupling performance.

By following these installation and maintenance practices, an Oldham coupling can provide reliable torque transmission, compensate for misalignment, and contribute to the smooth operation of the connected machinery or equipment.

China supplier Best Price Flexible Jaw Cross Sliding Set Screw Type and Clamp Type Aluminum Shaft Oldham Coupling  oldham couplingChina supplier Best Price Flexible Jaw Cross Sliding Set Screw Type and Clamp Type Aluminum Shaft Oldham Coupling  oldham coupling
editor by CX 2024-04-22

China supplier Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling oldham coupling

Product Description

Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling for Servo Motor

Description of Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling for Servo Motor

1.Zero rotation gap
2. High torque rigidity
3. Allow a large amount of deviation adjustment
4. Vibration absorption
5. Good electrical insulation
6. Simple structure and easy installation
 

Parameter of Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling for Servo Motor

Dimension

Item Bore Size D L L1/L2 F G M Torque
N.m
d1 d2
Min Max Min Max
JH16 3 6.35 3 6.35 16 18 7 3.5 M3 0.7
JH16C 4 6 4 6 29 12.5 3.5 M2.5 1.5
JH20 4 8 4 8 20 23 9 4.5 M4 1.7
JH20C 4 8 4 8 33 14 3.5 M3 1.5
JH25 5 12 5 12 25 28 11 5.5 M5 4
JH25C 5 12 5 12 39 16.5 3.5 M3 1.5
JH32 5 16 5 16 32 33 13 6.5 M6 7
JH32C 5 16 5 16 45 19 4.5 M4 2.5
JH40 8 20 8 20 40 35 14 7 M6 7
JH40C 8 20 8 20 50 23 7 M5 4
JH50 12 24 12 24 50 38 17 8.5 M8 15
JH50C 12 24 12 24 58 27 8 M6 8
JH63 14 30 14 30 63 47 21 10.5 M10 8
JH63C 14 30 14 30 71 33 10 M8 16

 Specification

Item Rated Torque
(Nm)
Max. Torque
(Nm)
Allowable
Speed
(min-1)
Torsional
Stiffness
N.m/rad
Moment of
Inertia
10-6kgm2
Iateral
(mm)
Angular
(.)
Net weight
(g)
JH16 0.7 1.4 12000 31 0.32 1 3 7
JH16C 0.58 12
JH20 1.2 2.4 10000 60 1 1.5 3 14
JH20C 1.5 19
JH25 2 4 8000 140 3 2 3 27
JH25C 4.4 36
JH32 4.5 9 7000 280 9.5 2.5 3 50
JH32C 14 69
JH40 9 18 4800 540 23 3 3 80
JH40C 41 130
JH50 18 36 3000 820 67 3.5 3 150
JH50C 120 230
JH63 36 72 2800 1900 220 4 3 300
JH63C 370 450

Order Example

Item D C d1 d2
JH 16 Clamp Type 3 3

                 

 

/* 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

oldham coupling

Specific Safety Considerations for Using Oldham Couplings in High-Speed Applications

When using Oldham couplings in high-speed applications, there are several safety considerations to keep in mind to ensure the safe and efficient operation of the machinery:

1. Material Selection: Choose high-quality materials for the Oldham coupling components to withstand the stresses and forces experienced at high speeds.

2. Proper Installation: Ensure the coupling is installed correctly and securely to prevent any chances of coupling failure or disengagement during high-speed operation.

3. Balancing: Balance the coupling components accurately to minimize vibration and prevent excessive wear, which can be more pronounced at high speeds.

4. Regular Inspections: Implement a regular inspection and maintenance schedule to identify any signs of wear, misalignment, or damage that may occur due to high-speed operation.

5. Lubrication: Use appropriate lubrication to reduce friction and heat generation, which is crucial in high-speed applications.

6. Temperature Consideration: Monitor the temperature of the coupling during operation as high speeds can result in increased heat generation.

7. Avoid Overloading: Do not exceed the recommended torque and speed limits specified by the manufacturer to avoid overloading the coupling.

8. Coupling Guards: Consider using coupling guards or covers to protect personnel from rotating or moving coupling components in high-speed systems.

9. Emergency Shutdown: Install an emergency shutdown system to quickly stop the machinery in case of coupling failure or other emergencies.

10. Compliance with Standards: Ensure that the Oldham coupling and its installation comply with industry standards and regulations for high-speed applications.

By adhering to these safety considerations and implementing preventive measures, the risk of accidents, machinery damage, and downtime in high-speed applications can be significantly reduced. Always consult the coupling manufacturer’s guidelines and follow best practices for safe operation and maintenance.

oldham coupling

What are the Maintenance Requirements for Oldham Couplings to Ensure Their Longevity?

Maintaining Oldham couplings is essential to ensure their longevity and optimal performance. Proper maintenance practices can prevent premature wear and damage, reducing the risk of unexpected failures and downtime. Here are some maintenance requirements to consider for Oldham couplings:

  • Regular Inspection: Perform regular visual inspections of the coupling to check for signs of wear, misalignment, or damage. Look for cracks, corrosion, or any unusual behavior during operation.
  • Lubrication: Oldham couplings may require periodic lubrication to reduce friction between moving parts and prevent excessive wear. Check the manufacturer’s guidelines for the appropriate lubrication schedule and type of lubricant to use.
  • Alignment: Proper alignment is crucial for Oldham couplings to function correctly. Ensure that the shafts and hubs are correctly aligned to avoid additional stress on the coupling components.
  • Torque Check: Periodically check the coupling’s torque to verify that it is within the recommended operating range. Over-torqueing or under-torqueing can lead to coupling failure.
  • Environmental Protection: In harsh environments or applications exposed to contaminants, consider using protective covers or enclosures to shield the coupling from debris, dirt, and moisture.
  • Replacement of Worn Parts: If any component of the Oldham coupling shows signs of wear or damage, promptly replace it with a new one from the manufacturer.
  • Proper Handling: During installation or maintenance, handle the coupling components with care to avoid any accidental damage.

It is crucial to follow the manufacturer’s maintenance guidelines and recommendations specific to the Oldham coupling model being used. Proper maintenance practices will not only extend the coupling’s lifespan but also contribute to the overall reliability and efficiency of the mechanical system it is part of.

oldham coupling

Materials Used in Manufacturing Oldham Couplings

Oldham couplings are commonly made from various materials to suit different application requirements. The choice of material depends on factors such as torque capacity, operating conditions, and environmental considerations. Some of the commonly used materials in manufacturing Oldham couplings include:

  • Aluminum: Aluminum is a popular choice for Oldham couplings due to its lightweight and excellent machinability. It is suitable for low to medium torque applications and offers good corrosion resistance.
  • Stainless Steel: Stainless steel is known for its high strength, corrosion resistance, and durability. Oldham couplings made from stainless steel are ideal for applications requiring higher torque transmission and operating in harsh or corrosive environments.
  • Acetal: Acetal, also known as Delrin, is a thermoplastic material with good mechanical properties. It provides low friction and wear resistance, making it suitable for applications where reduced friction is essential.
  • Nylon: Nylon is another thermoplastic material used in Oldham couplings. It offers good chemical resistance and is often chosen for applications with moderate torque requirements.
  • Carbon Steel: Carbon steel is robust and cost-effective, making it suitable for heavy-duty applications. It has high strength and can handle higher torque loads compared to some other materials.
  • Brass: Brass is a durable metal that offers good corrosion resistance. Oldham couplings made from brass are suitable for certain industrial and marine applications.

The material selection for an Oldham coupling depends on factors such as the torque to be transmitted, operating speed, environmental conditions, and budget constraints. Manufacturers often offer a range of material options to meet the diverse needs of different industries and applications.

China supplier Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling  oldham couplingChina supplier Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling  oldham coupling
editor by CX 2024-04-17

China supplier Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling oldham coupling

Product Description

Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling for Servo Motor

Description of Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling for Servo Motor

1.Zero rotation gap
2. High torque rigidity
3. Allow a large amount of deviation adjustment
4. Vibration absorption
5. Good electrical insulation
6. Simple structure and easy installation
 

Parameter of Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling for Servo Motor

Dimension

Item Bore Size D L L1/L2 F G M Torque
N.m
d1 d2
Min Max Min Max
JH16 3 6.35 3 6.35 16 18 7 3.5 M3 0.7
JH16C 4 6 4 6 29 12.5 3.5 M2.5 1.5
JH20 4 8 4 8 20 23 9 4.5 M4 1.7
JH20C 4 8 4 8 33 14 3.5 M3 1.5
JH25 5 12 5 12 25 28 11 5.5 M5 4
JH25C 5 12 5 12 39 16.5 3.5 M3 1.5
JH32 5 16 5 16 32 33 13 6.5 M6 7
JH32C 5 16 5 16 45 19 4.5 M4 2.5
JH40 8 20 8 20 40 35 14 7 M6 7
JH40C 8 20 8 20 50 23 7 M5 4
JH50 12 24 12 24 50 38 17 8.5 M8 15
JH50C 12 24 12 24 58 27 8 M6 8
JH63 14 30 14 30 63 47 21 10.5 M10 8
JH63C 14 30 14 30 71 33 10 M8 16

 Specification

Item Rated Torque
(Nm)
Max. Torque
(Nm)
Allowable
Speed
(min-1)
Torsional
Stiffness
N.m/rad
Moment of
Inertia
10-6kgm2
Iateral
(mm)
Angular
(.)
Net weight
(g)
JH16 0.7 1.4 12000 31 0.32 1 3 7
JH16C 0.58 12
JH20 1.2 2.4 10000 60 1 1.5 3 14
JH20C 1.5 19
JH25 2 4 8000 140 3 2 3 27
JH25C 4.4 36
JH32 4.5 9 7000 280 9.5 2.5 3 50
JH32C 14 69
JH40 9 18 4800 540 23 3 3 80
JH40C 41 130
JH50 18 36 3000 820 67 3.5 3 150
JH50C 120 230
JH63 36 72 2800 1900 220 4 3 300
JH63C 370 450

Order Example

Item D C d1 d2
JH 16 Clamp Type 3 3

                 

 

oldham coupling

Specific Safety Considerations for Using Oldham Couplings in High-Speed Applications

When using Oldham couplings in high-speed applications, there are several safety considerations to keep in mind to ensure the safe and efficient operation of the machinery:

1. Material Selection: Choose high-quality materials for the Oldham coupling components to withstand the stresses and forces experienced at high speeds.

2. Proper Installation: Ensure the coupling is installed correctly and securely to prevent any chances of coupling failure or disengagement during high-speed operation.

3. Balancing: Balance the coupling components accurately to minimize vibration and prevent excessive wear, which can be more pronounced at high speeds.

4. Regular Inspections: Implement a regular inspection and maintenance schedule to identify any signs of wear, misalignment, or damage that may occur due to high-speed operation.

5. Lubrication: Use appropriate lubrication to reduce friction and heat generation, which is crucial in high-speed applications.

6. Temperature Consideration: Monitor the temperature of the coupling during operation as high speeds can result in increased heat generation.

7. Avoid Overloading: Do not exceed the recommended torque and speed limits specified by the manufacturer to avoid overloading the coupling.

8. Coupling Guards: Consider using coupling guards or covers to protect personnel from rotating or moving coupling components in high-speed systems.

9. Emergency Shutdown: Install an emergency shutdown system to quickly stop the machinery in case of coupling failure or other emergencies.

10. Compliance with Standards: Ensure that the Oldham coupling and its installation comply with industry standards and regulations for high-speed applications.

By adhering to these safety considerations and implementing preventive measures, the risk of accidents, machinery damage, and downtime in high-speed applications can be significantly reduced. Always consult the coupling manufacturer’s guidelines and follow best practices for safe operation and maintenance.

oldham coupling

How to Calculate the Required Size and Specifications for an Oldham Coupling

Calculating the required size and specifications for an Oldham coupling involves considering several key factors. Here’s a step-by-step guide to help you with the calculations:

  1. Identify the Torque Requirements: Determine the maximum torque that the coupling needs to transmit between the two shafts. This can be done by analyzing the torque demands of the application and considering safety factors.
  2. Select the Coupling Material: Based on the operating conditions and the type of machinery, choose a suitable material for the Oldham coupling. Common materials include aluminum, stainless steel, and acetal.
  3. Calculate the Bore Diameter: Measure the diameters of the shafts that the coupling will connect. The bore diameter of the coupling should match the shaft diameters for a proper fit.
  4. Determine the Coupling Size: The coupling’s size is typically specified by its outside diameter and length. Ensure that the selected coupling size fits within the available space in the mechanical system.
  5. Consider Misalignment Compensation: Oldham couplings can accommodate angular misalignment. However, it’s essential to check the coupling’s rated misalignment capability to ensure it meets the application’s requirements.
  6. Check Operating Speed: Verify that the selected coupling can handle the rotational speed (RPM) of the application without exceeding its critical speed.
  7. Factor in Environmental Conditions: If the coupling will be exposed to harsh environmental conditions or corrosive substances, choose a material that can withstand these conditions.

Once you have gathered all the necessary information and made the calculations, you can select the appropriate Oldham coupling that meets the requirements of your specific application. It’s important to consult with coupling manufacturers or engineering experts to ensure the coupling’s compatibility and reliability in your system.

oldham coupling

Advantages of Using an Oldham Coupling Compared to Other Types of Couplings

An Oldham coupling offers several advantages over other types of couplings, making it a preferred choice in certain applications:

  • Misalignment Compensation: The Oldham coupling can handle both angular and axial misalignments between shafts. It allows for up to a few degrees of misalignment while transmitting torque smoothly, reducing the risk of premature wear and failure caused by misalignment.
  • No Backlash: Unlike some other flexible couplings, the Oldham coupling has minimal backlash. This means there is little to no play or clearance between the coupling components during rotation, ensuring precise torque transmission and positioning in high-precision applications.
  • Vibration and Noise Damping: The sliding action of the middle block in the coupling helps to isolate the shafts from each other, reducing vibrations and noise during operation. This feature is beneficial in applications where vibration dampening is critical to equipment performance and longevity.
  • High Torque Transmission: Oldham couplings can handle relatively high torque transmission, making them suitable for applications with moderate to high torque requirements.
  • Low Maintenance: Due to its design, the Oldham coupling experiences minimal wear during operation, leading to lower maintenance requirements and longer service life.
  • Easy Installation: Oldham couplings are relatively easy to install and remove, simplifying maintenance and replacement procedures.
  • Electrically Insulating: Some Oldham couplings are available with non-conductive materials, providing electrical isolation between shafts, which is essential in certain applications.
  • Cost-Effective: Compared to other high-performance couplings, Oldham couplings are often more cost-effective, providing reliable performance without breaking the budget.

Overall, the Oldham coupling is an excellent choice in applications where misalignment compensation, precision torque transmission, vibration dampening, and low maintenance are critical factors for successful operation. Its unique design and features make it suitable for various industrial and automation systems, contributing to smoother and more efficient mechanical power transmission.

China supplier Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling  oldham couplingChina supplier Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling  oldham coupling
editor by CX 2023-10-23

Hydraulic supplier Pneumatic Seal Oil Seal O Seal Ring H Type Flexible Shaft Coupling PU Rubber Insert Spider with ce certificate top quality low price

Product Description

Product Description

H Type Flexible Shaft CZPT PU CZPT Insert Spider
Hydraulic CZPT Seal Oil Seal O Seal Ring H Type Flexible Shaft CZPT PU CZPT Insert Spider

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.
H Type Flexible Shaft CZPT PU CZPT Insert Spider

PRODUCT ADVANTAGES

With special secret formula, CZPT coupling spiders can be stably operated for 2~5 years under different working conditions, which is very closed to the KTR’s service life.
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 CZPT CZPT Elastomer cushion (gear 4J-10J).

NL inner tooth gear coupling sleeve (NL1-NL10).

Oldham and CZPT -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 CZPT CZPT Elastomer, block rubber supply couplings, coupling rubber parts, coupling is rubber body, ZheJiang CZPT  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 CZPT CZPT 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 CZPT ) Dis. Tape  PTFE
Xihu (West CZPT ) Dis. Tape  Phenolic Fabric
Buffer Seal HBY  PU+Nylon
Back-up Ring O-Ring  NBR & FKM
X-Ring  NBR & FKM
PTFE Washer  PTFE

H Type Flexible Shaft CZPT PU CZPT Insert Spider

Different   Type   Rotary   Shaft   Oil   Seal
Type Material Lip Spring Feature
TC NBR & FKM Double Lips Single Metal Coverd CZPT
TB NBR Double Lips Single Metal Case
TA NBR Double Lips Single Metal Case
SC NBR & FKM Single Single Double CZPT Shell
SB NBR Single Single Metal Case
SA NBR Single Single Double CZPT Shell
DC NBR Double Lips Double Double CZPT s
VC NBR & FKM Single Without Metal Coverd CZPT
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

H Type Flexible Shaft CZPT PU CZPT Insert Spider
Hydraulic CZPT Seal Oil Seal O Seal Ring H Type Flexible Shaft CZPT PU CZPT Insert Spider

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 CZPT CZPT 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 meters and has 150 employees.

QMS (Quality Management System):
ISO9001, ISO/TS16949

Our Products: 
O Ring, Oil Seal, CZPT ulic & CZPT Seal, CZPT Molded CZPT 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 CZPT , chemical industry, coal mine, metallurgy, CZPT shield machine and other industries, supporting domestic automobile and machinery manufacturers.

We had sell to:  
More than 40 countries including the CZPT States, Germany, Japan, Britain, CZPT , Spain, Russia, Canada, Australia, Malaysia, Philippines, Indonesia, Mexico, Brazil, Peru, Chile, Argentina, Israel, Saudi Arabia, Lebanon, Ukraine, Pakistan, Thailand, Vietnam, etc. 

Packaging & CZPT

H Type Flexible Shaft CZPT PU CZPT Insert Spider
Hydraulic CZPT Seal Oil Seal O Seal Ring H Type Flexible Shaft CZPT PU CZPT Insert Spider

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, CZPT CZPT ,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 CZPT 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 CZPT oil seal

 tc oil seal tc oil seal nbr tc oil seal nbr rubber oil seal fkm oil seal fkm rubber oil seal manufacture CZPT oil seal manufacture

 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 CZPT 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 CZPT rubber compounds approved by ROHS and CZPT .

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Q6: How to check the quality of the bulk order?
A1: We provide preproduction samples before mass production for all CZPT ers CZPT .
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 CZPT manufacturer oil seal tc oil seal nbr tc oil seal fkm tc oil seal manufacturer

Q8: What materials are CZPT 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 CZPT 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 CZPT oil seal manufacture

If you have any other question, please don’t hesitate to contact us:

H Type Flexible Shaft CZPT PU CZPT Insert Spider
Hydraulic CZPT Seal Oil Seal O Seal Ring H Type Flexible Shaft CZPT PU CZPT Insert Spider

Gear supplier Coupling Flange Rigid Pin Spacer HRC Mh Nm Spacer Motor Shaft Universal Half Reducer Spline Tyre Drive Grid Mechanical Elastomeric with ce certificate top quality low price

Product Description

             Gear CZPT Flange Rigid Pin CZPT r HRC Mh Nm CZPT r CZPT Shaft CZPT Half  Reducer Spline Tyre CZPT Grid CZPT Elastomeric

Fluid supplier Coupling Chainflexible Flange Gear Rigid Spacer Spacer Motor Shaft Universal Reducer Spline Stainless Steel Mechanical Elastomeric Clamp with ce certificate top quality low price

Product Description

     Fluid CZPT Chainflexible Flange Gear Rigid CZPT r CZPT r CZPT Shaft CZPT Reducer Spline CZPT Steel CZPT Elastomeric Clamp

High supplier Quality Flexible Ge Gr Shaft Coupling Ge28 Steel Shaft Coupling with ce certificate top quality low price

Product Description

 GE GR shaft coupling Size 14 ,19/24,
24/32,28/38,38/45,42/55,48/60,55/70,65/75,75/90,90/100

 

Product Description

Mighty can produce full series of Normex couplings:14 ,19/24,24/32,28/38,38/45,42/55,48/60,55/70,65/75,75/90,90/100;

Material: Steel;
ore type: pilot bore, finished bore for set screw, bearing, keyway, taper bush;
Surface finish: phosphate coated. 

 

Other Couplings:

Flexible/Spring CZPT s,Jaw CZPT s,Disc CZPT s,Bellows CZPT ,Oldham CZPT s,Rigid Couplings;

Curved Tooth Gear CZPT ,GE/GR CZPT s,NM CZPT s,MH CZPT s,L CZPT s,HRC CZPT s,

FCL Couplings,Chain CZPT s,Universal CZPT s.

 

 

 

Company Information

MIGHTY, a brand belongs to SCMC Corp. which is a wholly state-owned enterprise established in 1980, is specialized in producing precision mechanical CZPT transmission products. After years of hard work, CZPT has already got the certificate of ISO9001:2000 and become a holding company of three manufacturing factories.

Mighty’s products are mainly exported to CZPT pe, CZPT ica and Middle CZPT market. With the top-ranking management, professional technical support and abundant export experience, CZPT has established lasting and stable business partnership with many world CZPT companies and has got good reputation from CZPT CZPT ers in international sales.

Equipment: sawing machine, CNC Lathe, drilling machine, hobbing machine, punch machine, milling machine, gear shaper, grinding machine, machining center, etc.

Trade Show: PTC Asia, Canton Fair, Hannover Messe, IFPE

 

 

Main Products:

Timing belt pulleys, timing bars, timing belt clamping plates.

Locking elements and shrink discs: CZPT alternative for Ringfeder, Sati, Chiaravalli, BEA, KBK, Tollok, etc.

V belt pulleys and taper lock bush.

Sprockets, idler, and plate wheels.

Gears and racks: spur gear, CZPT cal gear, bevel gear, CZPT , gear rack.

Shaft couplings: miniature coupling, curved tooth coupling, chain coupling, HRC coupling, normex coupling, FCL coupling, GE coupling, rigid and CZPT , jaw coupling, disc coupling, multi-beam coupling, CZPT joint, torque limiter, shaft collars.

Forging, Casting, Stamping Parts.
Other customized power transmission products and Machining Parts (OEM).

 

 

 

 

Application

 

1. CZPT : machine tools, foundry equipments, conveyors, compressors, painting systems, etc.

2. CZPT s& Food Processing: pulp mill blowers, conveyor in warehouse, agitators, grain, boiler, bakery machine, labeling machine, robots, etc.

3. CZPT Industries: cultivator, rice winnower tractor, harvester, rice planter, farm equipment, etc.

4. Texitile Mills: looms, spinning, wrappers, high-speed auto looms, processing machine, twister, carding machine, ruler calendar machine, high speed winder, etc.

5. CZPT CZPT ry: newspaper press, rotary machine, screen printer machine, linotype machine offset printer, etc.

6. Paper Industries: chipper roll grinder, cut off saw, edgers, flotation cell and chips saws, etc.

7. Building CZPT CZPT ry: buffers, elevator floor polisher mixing machine, vibrator, hoists, crusher, etc.

8. Office Equipments: typewriter, plotters, camera, money drive, money sorting machine, data storage equipment, etc.

9. CZPT and Plastic Industries: conveyor, carton sealers, grinders, creeper paper manufacturing machine, lintec backing, etc.

10. Home Appliances: vacuum cleaner, laundry machine, icecream machine, sewing machine, kitchen equipments, etc.

 

 

 

Contacts

We warmly welcome friends from domestic and abroad come to us for business negotiation and cooperation for mutual benefit. To supply CZPT ers excellent quality products with good price and punctual delivery time is CZPT responsibility.

Any question or inquiry, pls contact us without hesitate, we assure any of your inquiry will get CZPT prompt attention and reply!

Shaft supplier Coupling Stainless Steel High Speed Industrial Clamp for Power Transmission Parts Square Rigid High Quality Best Sales Connector Made to Order Couplings with ce certificate top quality low price

Product Description

Shaft CZPT CZPT Steel CZPT CZPT CZPT Clamp For CZPT Transmission Parts Square Rigid CZPT Quality Best Sales Connector Made to Order CZPT s

square shaft coupling

our couplings consist of 3 separate parts. Each set includes two coupling halves and one flexible insert (also known as a”spider”). Each coupling half can have either the same shaft size or two different shaft sizes. This gives you the option of joining two shafts that are not alike. To order your L-Jaw CZPT , please select 2 coupling halves from the same series and the matching spider insert for that same series.

 

Flexible supplier Shaft Coupling for 3D Printer with ce certificate top quality low price

Product Description

flexible shaft coupling for 3D printer

Quick Details
Structure: Jaw / Spider
Flexible or Rigid: Flexible
Standard or CZPT standard: Standard
Material: Aluminium
Brand Name: YD
Place of Origin: ZheJiang , CZPT (Mainland)
Model Number: all
Certificate: ISO9001:2008
Bore forming: Made by CNC centres
Unique Feature: Exquisite Workmanship
Bore Size: Meet inch dimension
Invertory: In stock
Spider color: Red (Green and Yellow selected)
Model Number:flexible shaft coupling for 3D printer
inner Bore Dmin: 3-14mm
Inner Bore Dmax: 10-45mm
Diameter: 30mm
Length: 20-114mm
Allowable speed: 15200min-1
Invertory: In stock

Features:
1. CZPT weight, smal  moment of inertia and high torque.
2. Getting  the drive vibration buffer, and absorbing the impact generated by motor’s uneven operation
3. Effectively correcting  the installation deviation of axial and radial and angular

Your kind response of below questions will help us to recommed the most suitable model to you asap.
1.Are you looking for JM type(setscrew) or JM-C type(clamp)?
2.What is coupling outer dimeter size?
3.What is coupling inner bore size and length?
4.What is coupling material(aluminium or CZPT steel )?

Dimensions:

  Model

 

Inner Diameter Outer
Diameter
Length Torque(N.M.)
D1 D2
Min. Max. Min. Max.
JM14 3 7 3 7 14 22 0.7
JM16 3 7 3 7 16 22 0.7
JM20 4 10 4 10 20 30 1.7
JM25 4 12 4 12 25 34 1.7
JM30 5 16 5 16 30 35 1.7
JM40 6 24 6 24 40 66 4.0
JM55 8 28 8 28 55 78 4.0
JM65 10 38 10 38 65 90 15.0
JM80 12 45 12 45 80 114 15.0
JM95 14 55 14 55 95 126 15.0
JM105 15 62 15 62 105 140 15.0
JM120 20 74 20 74 120 160 32.0
JM135 22 80 22 80 135 185 32.0
 

Packaging Details:
Wooden or ply cases for export standard or according to the CZPT ers
Delivery Detail:3-5 days after receiving the 30% deposit

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