China Professional 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

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 Professional Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling  oldham couplingChina Professional Flexible Oldham Coupling Set Screw/Clamp Type Shaft Coupling  oldham coupling
editor by CX 2023-12-13

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