China OEM Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling oldham coupling

Product Description

Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling
 

Features

Material: cast iron GG25, GG20  steel: C45
Parts: 2 couplings and 1 tire body.
Size from F40-F250. and Type: “B”, “F”, “H”.
Working temp: -20~80ºC
Transmission torque:10-20000N.M
Axial misalignment: D*2%
Radial deviation: D*1%
Angular misalignment:3°-6°
Application: tire couplings are usually used in wet, dusty, under attract, vibration, rotating, and complex working conditions. like:  diesel pump
Installation: easy on, easy off.
Maintenance: no need for lubricating and durability.
 

Product Description

Size Type Bush No. MaxBore Type F&H Type H Serve over
Key
A C D F M
mm Inch L E L E
F40 B 32 33 22 M5 104 82 11
F40 F 1008 25 1″ 33 22 104 82 11
F40 H 1008 25 1″ 33 22 104 82 11
F50 B 38 43 32 M5 133 100 79 12.5
F50 F 1210 32 1 1/4″ 38 25 133 100 79 12.5
F50 H 1210 32 1 1/4″ 38 25 133 100 79 12.5
F80 B 45 55 33 M6 165 125 70 16.5
F80 F 1610 42 1 5/8″ 42 25 165 125 103 16.5
F60 H 1610 42 1 5/8″ 42 25 165 125 103 16.6
F70 B 50 47 35 M8 187 142 80 60 11.5
F70 F 2012 50 2″ 44 32 187 142 80 50 11.5
F70 H 1810 42 1 5/8″ 42 25 187 142 80 50 11.5
F80 B 60 55 42 M8 211 165 98 54 12.5
F80 F 2517 80 2 1/2″ 58 45 211 165 98 54 12.5
F80 H 2012 50 2″ 45 32 211 165 98 54 12.5
F90 H 70 63.5 49 M10 235 188 108 62 13.5
F90 F 2517 60 2 1/2″ 58.5 45 235 188 108 62 13.5
F90 H 2517 60 2 1/2″ 58.5 45 235 188 108 62 13.5
F100 H 80 63.5 49 M10 235 188 120 62 13.5
F100 F 3571 75 3″ 64.5 51 235 188 125 62 13.5
F100 H 2517 60 2 1/2″ 58.5 45 235 188 113 62 13.5
F110 B 90 75.5 63 M12 279 233 128 62 12.5
F110 F 3571 75 3″ 63.5 51 279 233 134 62 12.5
F110 H 3571 75 3″ 63.5 51 279 233 134 62 12.5
F120 B 100 84.5 70 M12 314 264 140 67 14.5
F120 F 3525 100 4″ 79.5 65 314 264 144 67 14.5
F120 H 3571 75 4″ 85.5 51 314 264 144 67 14.5
F140 B 130 110.5 4 M16 359 311 178 73 16
F140 F 3525 100 4″ 81.5 65 359 311 178 73 16
F140 H 3525 100 4″ 81.5 65 359 311 178 73 18
F160 B 140 117 102 M20 402 345 187 78 16
F160 F 4030 115 4 1/2″ 92 77 402 345 197 78 16
F160 H 4030 115 4 1/2″ 92 77 402 345 197 78 16
F180 B 150 137 114 M16 470 394 205 94 23
F180 F 4536 125 5″ 112 89 470 394 205 94 23
F180 H 4535 125 5″ 112 89 470 394 205 94 23
F200 B 150 138 114 M20 508 429 205 103 24
F200 F 4535 125 5″ 113 89 508 429 205 103 24
F200 H 4535 125 5″ 113 89   508 429 205 103 24
F220 B 160 154.5 127 M20 562 474 223 118 27.5
F220 F 5571 125 5″ 129.5 102 562 474 223 118 27.5
F220 H 5571 125 5″ 129.5 102 562 474 223 118 27.5
F250 H 190   161.5 132 M20 628 522 254 125 29.5

 

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Company Profile

 

FAQ

Q: How to ship to us?
A: It is available by air, sea, or train.

Q: How to pay the money?
A: T/T and L/C are preferred, with different currencies, including USD, EUR, RMB, etc.

Q: How can I know if the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.

Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.
 

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

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 OEM Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling  oldham couplingChina OEM Flexible Flex Fluid Chain Jaw Flange Gear Rigid Spacer Pin HRC Mh Nm Universal Fenaflex Oldham Spline Clamp Tyre Grid Hydraulic Servo Motor Shaft Coupling  oldham coupling
editor by CX 2023-09-28