Product Description

Product Description

FCL flexible coupling is widely used,owing to its advantages:compact designing,easy installation,convenient maintenance,small size and light weight.As long as the relative displacement between shafts is kept within the specified tolerance,coupling will operate the best function and have a longer working life.

Size available from:90,100,112,125,140,160,180,200,224,250,280,315,355,400,450,560,630

FCL flexible coupling is widely used for its compact design, easy installation, convenient maintenance, small size and light weight. 

1. A flexible structure that is made through combining a flange with a coupling bolt.
2. Easy to attach.
3. Easy to replace the bush by just removing the coupling bolt, which makes maintenance and preservation easy.
4. Absorbs misalignment such as eccentricity and declination, and absorbs screw vibrations to prevent noise.
5. Does not transmit the thrust load.
6. Material could be customized.

Detailed Photos

Product Parameters

Packaging & Shipping

Package Standard suitable package / Pallet or container.
Polybag inside export carton outside, blister and Tape and reel package available.
If customers have specific requirements for the packaging, we will gladly accommodate.
Shipping

10-20working days ofter payment receipt comfirmed (based on actual quantity).
Packing standard export packing or according to customers demand.   

Professional goods shipping forward.

Company Profile

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.

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

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Standard Or Nonstandard: Standard
Structure: Rigid
Material: Cast Iron
Type: Rigid Coupling
Surface Treatment: Polishing / Phosphated
Diameter: Standard or Customized
Samples:
US$ 0/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

China factory Pin and Bush Coupling FCL Type Standard Hydraulic Flexible Coupling

pin coupling

How Do Pin Couplings Compare to Other Types of Couplings in Terms of Performance?

Pin couplings offer certain advantages and disadvantages compared to other types of couplings, and their performance characteristics can vary depending on the specific application requirements. Below is a comparison of pin couplings with some commonly used couplings:

1. Gear Couplings:

  • Flexibility: Gear couplings are more rigid than pin couplings and may not offer the same level of misalignment capacity.
  • Torsional Stiffness: Gear couplings provide higher torsional stiffness, making them suitable for applications requiring precise torque transmission.
  • Shock Absorption: Gear couplings can handle higher shock loads due to their robust design and greater stiffness.
  • Maintenance: Gear couplings may require periodic lubrication and maintenance compared to maintenance-free pin couplings.
  • Applications: Gear couplings are commonly used in heavy-duty and high-torque applications where precise torque transmission is essential.

2. Flexible (Elastomeric) Couplings:

  • Flexibility: Elastomeric couplings offer higher misalignment capacity than pin couplings and can handle angular, parallel, and axial misalignment.
  • Shock Absorption: Elastomeric couplings provide excellent shock absorption, damping vibrations, and protecting connected equipment.
  • Torsional Stiffness: Elastomeric couplings have lower torsional stiffness compared to pin couplings, making them more forgiving in high shock load applications.
  • Installation: Elastomeric couplings are easy to install and require no lubrication, making them maintenance-free.
  • Applications: Elastomeric couplings are commonly used in pumps, compressors, and other machinery where vibration isolation is crucial.

3. Rigid Couplings:

  • Torsional Stiffness: Rigid couplings provide high torsional stiffness, ensuring accurate torque transmission.
  • Misalignment Capacity: Rigid couplings have little to no misalignment capacity and require precise shaft alignment.
  • Applications: Rigid couplings are used in applications where precise alignment is essential, such as shaft-to-shaft connections in high-precision systems.

Conclusion:

Pin couplings strike a balance between flexibility and torsional stiffness, making them suitable for applications with moderate misalignment and shock loads. They are often used in general industrial applications, conveyors, and light to medium-duty machinery.

When selecting a coupling for a specific application, it is crucial to consider factors such as misalignment requirements, shock and vibration loads, torsional stiffness, maintenance needs, and the level of precision required. Each coupling type has its strengths and weaknesses, and the appropriate choice will depend on the specific demands of the application.

pin coupling

Can Pin Couplings Be Used for Both Motor-to-Shaft and Shaft-to-Shaft Connections?

Yes, pin couplings can be used for both motor-to-shaft and shaft-to-shaft connections in various mechanical systems. The versatile design of pin couplings allows them to connect two shafts with aligned or misaligned centers, making them suitable for a wide range of applications.

Motor-to-Shaft Connections: In motor-driven systems, pin couplings are commonly used to connect the motor shaft to the driven shaft of the equipment. The motor can be an electric motor, combustion engine, or any other type of power source. The pin coupling efficiently transfers torque from the motor shaft to the equipment’s driven shaft, enabling power transmission and mechanical motion.

Shaft-to-Shaft Connections: Pin couplings are also well-suited for shaft-to-shaft connections, where two separate shafts need to be joined together. This could be the case when extending the length of a shaft or connecting two separate pieces of rotating equipment. The pin coupling provides a secure and flexible connection between the two shafts, allowing torque to be transmitted between them while accommodating misalignment.

It is essential to consider the specific requirements of the application when selecting a pin coupling. Factors such as the amount of misalignment, torque capacity, operating conditions, and space constraints should be taken into account to ensure the coupling can effectively and reliably connect the motor and shafts.

Overall, the versatility and performance of pin couplings make them a popular choice for both motor-to-shaft and shaft-to-shaft connections in various industrial and mechanical systems.

pin coupling

Can Pin Couplings Handle Misalignment Between Shafts?

Yes, pin couplings are designed to accommodate a certain degree of misalignment between shafts in rotating machinery. They are considered flexible couplings, which means they can provide some degree of angular, parallel, and axial misalignment capability.

Pin couplings typically consist of two hubs, each connected to a shaft, and a central sleeve with pins that transmit torque between the hubs. The pins allow for a limited range of movement, which helps to compensate for slight misalignments between the shafts.

The angular misalignment capacity of a pin coupling is achieved through the bending of the pins. When the shafts are misaligned at an angle, the pins on one side of the coupling experience bending while those on the opposite side are in tension. The pins are designed to withstand these bending and tension forces within their elastic limits, ensuring proper functioning and longevity of the coupling.

Similarly, the pins can accommodate parallel misalignment by sliding within the pin holes of the coupling’s central sleeve. This sliding action allows the hubs to move slightly relative to each other, compensating for any offset between the shafts.

However, it is essential to note that pin couplings have limitations in terms of the amount of misalignment they can handle. Excessive misalignment beyond their specified limits can lead to increased wear on the pins and other coupling components, reducing the coupling’s effectiveness and potentially causing premature failure.

While pin couplings are suitable for applications with moderate misalignment requirements, they may not be the best choice for applications with significant misalignment or where precise alignment is critical. In such cases, more flexible couplings like gear or elastomeric couplings may be more appropriate.

Overall, when considering the use of pin couplings, it is essential to carefully evaluate the specific misalignment requirements of the application and select a coupling that can adequately accommodate those misalignments while ensuring reliable and efficient power transmission.

China factory Pin and Bush Coupling FCL Type Standard Hydraulic Flexible Coupling  China factory Pin and Bush Coupling FCL Type Standard Hydraulic Flexible Coupling
editor by CX 2024-04-23