Product Description

FCL Flexible Couplings:

Flexible Coupling Model FCL is widely used for its compact designing, easy installation, convenient maintenance, small size and light weight. As long as the’relative displacement between shafts is kept winthin the specified tolerance, the coupling will operate the best function and a longer working life, thus it is greatly demanded in medium and minorpower transmission systems drive by moters, such as speed reducers, hoists, compressor, spining &weaving machinery and ball mills, permittable relative displacement:

Radial displacement 0.2-0.6mm; Angle displacemente 0º 30′–1º 30′

FCL Flexible Couplings
 
 

 

Summary
Flexible Couplings Model FCLis widely used for its 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,B couplings will operate the best function and have a longer working life.Thus it is greatly demanded in medium and minor power transmission systems driven by moters,such as speed reducers,hoists,compressos,conveyers,spinning and weaving machines and ball mills.
Permittable relative displacement:
Radial displacement:0.2~0.6mm
Angle displacement:0°30′~1°30′

Size chart & Parameter

Type
 
 
Max torque
N.m
 
 
Max speed
r/min
 
 
D
 
D1
 
d1
 
L
 
C
 
n-M
 
kg
 
FCL90
 
4
 
4000
 
90
 
35.5
 
11
 
28
 
3
 
4-M8×50
 
1.7
 
FCL100
 
10
 
4000
 
100
 
40
 
11
 
35.5
 
3
 
4-M10×56
 
2.3
 
FCL112
 
16
 
4000
 
112
 
45
 
13
 
40
 
3
 
4-M10×56
 
2.8
 
FCL125
 
25
 
4000
 
125
 
50
 
13
 
45
 
3
 
4-M12×64
 
4.0
 
FCL140
 
50
 
4000
 
140
 
63
 
13
 
50
 
3
 
6-M12×64
 
5.4
 
FCL160
 
110
 
4000
 
160
 
80
 
15
 
56
 
3
 
8-M12×64
 
8.0
 
FCL180
 
157
 
3500
 
180
 
90
 
15
 
63
 
3
 
8-M12×64
 
10.5
 
FCL200
 
245
 
3200
 
200
 
100
 
21
 
71
 
4
 
8-M20×85
 
16.2
 
FCL224
 
392
 
2850
 
224
 
112
 
21
 
80
 
4
 
8-M20×85
 
21.3
 
FCL220
 
618
 
2550
 
250
 
125
 
25
 
90
 
4
 
8-M24×110
 
31.6
 
FCL280
 
980
 
2300
 
280
 
140
 
34
 
100
 
4
 
8-M24×116
 
44.0
 
FCL315
 
1568
 
2050
 
315
 
160
 
41
 
112
 
4
 
10-M24×116
 
57.7
 
FCL355
 
2450
 
1800
 
355
 
180
 
60
 
125
 
5
 
8-M30×50
 
89.5
 
FCL400
 
3920
 
1600
 
400
 
200
 
60
 
125
 
5
 
10-M30×150
 
113
 
FCL450
 
6174
 
1400
 
450
 
224
 
65
 
140
 
5
 
12-M30×150
 
145
 
FCL560
 
9800
 
1150
 
560
 
250
 
85
 
160
 
5
 
14-M30×150
 
229
 
FCL630
 
15680
 
1000
 
630
 
280
 
95
 
180
 
5
 
18-M30×150
 
296
 

 

 

Company Profile

l  The largest manufacturer and exporter of worm gear reducers in Asia.

 

l  Established in 1976, we transformed from a county owned factory to private 1 in 1996. HangZhou SINO-DEUTSCH POWER TRANSMISSION EQUIPMENT CO.,LTD is our new name since 2001.

 

l  We are the first manufacturer of reducers and gearboxes in China who was given export license since year 1993.

 

l  “Fixedstar” brand gearboxes and reducers are the first owner of CHINA TOP BRAND and Most Famous Trade Mark for reducers.

First to achieve ISO9001 and CE Certificate among all manufacturers of gearboxes in China.

   

As a professional manufacturer of
 worm gearbox and worm gear reducers in China, we mainly produce reduction gearbox,aluminum case worm gearboxes,arc gear cylindrical worm gearboxes, worm gear reducers, in line helical gearboxes, and cyclo drive reducers, etc. These products feature rational structure, stable performance, and reliable quality, and so on. They are widely used in power, mining, metallurgy, building material, chemical, food, printing, ceramic, paper-making, tobacco, and other industries.

 

We have 600 workers in our factory, which covers 70,000 square CHINAMFG in HangZhou. We have been making 2,500 units of reducers everyday since 2012. We are proudly exporting 70% of our products to more than 40 countries all over the word. Our customers come from Italy, Germany, USA, Canada, Spain, UK, Mexico, Brazil, Argentina, Turkey, Singapore and other main industrial countries in the world. 30% of them are OEM made for direct manufacturers of other products. 

 

We warmly welcome customers from other parts of the world to visit us. Seeing is believing. We are very confident that after visiting our facility, you will have confidence on our products. We have the latest automatic equipments and experienced workers to ensure the stable quality and large output. We have the most sophisticated technical and engineering team to support most demanding requirement on standard and OEM products.

 

 

 

Looking CHINAMFG to meeting you in HangZhou, China.

flexible coupling

Can flexible couplings be used in hydraulic and pneumatic systems?

Yes, flexible couplings can be used in both hydraulic and pneumatic systems to connect various components and transmit power or motion. However, the selection of flexible couplings for these systems depends on specific application requirements and operating conditions.

Hydraulic Systems:

  • Compensating Misalignment: In hydraulic systems, flexible couplings are used to compensate for misalignment between the driving and driven components, such as pumps, motors, and actuators. Misalignment can occur due to variations in the mounting or movement of components. The flexibility of the coupling allows it to accommodate misalignment while transmitting torque efficiently.
  • Vibration Damping: Hydraulic systems can generate vibrations during operation, which can affect the performance and lifespan of connected components. Flexible couplings with vibration-damping properties help reduce the transmission of vibrations, providing smoother operation and minimizing wear on components.
  • Reducing Shock Loads: Flexible couplings absorb and dampen shock loads that may occur in hydraulic systems during rapid starts, stops, or pressure fluctuations. By absorbing these shock loads, the coupling protects connected components from potential damage.
  • Corrosion Resistance: Hydraulic systems may operate in environments with exposure to hydraulic fluids, which can be corrosive. Flexible couplings made of materials resistant to corrosion, such as stainless steel or specific polymers, are suitable for such applications.
  • High Torque Transmission: Hydraulic systems often require high torque transmission between the power source and the driven components. Flexible couplings can handle high torque levels while accommodating angular and axial misalignments.

Pneumatic Systems:

  • Compensation for Misalignment: In pneumatic systems, flexible couplings provide compensation for misalignment between components, such as pneumatic cylinders, valves, and rotary actuators. The ability to accommodate misalignment ensures smooth operation and reduces the risk of mechanical stress on the system.
  • Minimal Lubrication: Some flexible couplings designed for pneumatic systems require little to no lubrication, making them suitable for applications where oil or grease contamination is undesirable.
  • Low Inertia: Pneumatic systems often require components with low inertia to achieve rapid response times. Flexible couplings with low mass and low inertia help maintain the system’s responsiveness and efficiency.
  • High Torque Transmission: Pneumatic systems can demand high torque transmission between components, such as in pneumatic rotary actuators. Flexible couplings can transmit torque effectively while compensating for potential misalignments.
  • Corrosion Resistance: Pneumatic systems operating in harsh environments may be exposed to moisture or chemicals. Flexible couplings made of corrosion-resistant materials are ideal for such conditions.

Overall, flexible couplings are versatile components that can be used in a wide range of hydraulic and pneumatic applications. When selecting a flexible coupling for a specific system, it’s essential to consider factors such as misalignment compensation, vibration damping, shock absorption, corrosion resistance, torque transmission capability, and compatibility with the system’s operating conditions.

flexible coupling

Can flexible couplings be used in high-temperature environments, such as furnaces and kilns?

Flexible couplings can be used in high-temperature environments, such as furnaces and kilns, but the selection of the appropriate coupling is crucial to ensure reliable performance and longevity under these extreme conditions. Here are some key considerations:

  • Material Selection: The choice of materials is critical when using flexible couplings in high-temperature applications. Look for couplings made from heat-resistant materials that can withstand the elevated temperatures without experiencing significant degradation. Common materials used for high-temperature couplings include stainless steel, high-temperature alloys, and certain types of elastomers designed for heat resistance.
  • Lubrication: High temperatures can cause lubricants to break down or evaporate more quickly. Some flexible couplings may require specialized high-temperature lubricants to ensure smooth operation and reduce wear at elevated temperatures. Check the manufacturer’s recommendations for lubrication in high-temperature environments.
  • Thermal Expansion: In high-temperature applications, the equipment and shafts may experience thermal expansion, leading to misalignment. Flexible couplings with higher misalignment capabilities may be necessary to accommodate these thermal effects and prevent additional stress on the system.
  • Torsional Stiffness: Consider the required torsional stiffness for the specific application. In high-temperature environments, couplings may experience changes in stiffness due to temperature variations. It is essential to choose a coupling with appropriate torsional characteristics for the intended operating temperature range.
  • Application Specifics: Evaluate the specific operating conditions of the furnace or kiln, including the maximum and fluctuating temperatures, vibration levels, and potential exposure to chemicals or other harsh elements. Choose a coupling that can withstand these conditions without compromising performance or safety.
  • Coupling Type: Different types of flexible couplings offer varying degrees of heat resistance and performance capabilities. For example, certain types of disc couplings or metal bellows couplings are more suitable for high-temperature environments due to their robust construction and resistance to heat.
  • Regular Maintenance: In high-temperature applications, couplings may be subject to more stress and wear. Regular inspection and maintenance are essential to monitor the coupling’s condition, lubrication, and alignment to ensure it continues to function optimally in the challenging environment.

Overall, flexible couplings can be utilized in high-temperature environments, but it is vital to choose a coupling specifically designed and rated for these conditions. Working closely with coupling manufacturers and considering the specific demands of the application will help ensure that the selected coupling can handle the challenges posed by furnaces, kilns, and other high-temperature equipment, providing reliable power transmission and contributing to the overall efficiency and safety of the system.

flexible coupling

How do you select the appropriate flexible coupling for a specific application?

Choosing the right flexible coupling for a specific application requires careful consideration of various factors to ensure optimal performance, reliability, and longevity. Here are the key steps to select the appropriate flexible coupling:

  1. Application Requirements: Understand the specific requirements of the application, including torque and speed specifications, misalignment conditions, operating environment (e.g., temperature, humidity, and presence of corrosive substances), and space limitations.
  2. Torque Capacity: Determine the maximum torque that the coupling needs to transmit. Choose a flexible coupling with a torque rating that exceeds the application’s requirements to ensure a safety margin and prevent premature failure.
  3. Misalignment Compensation: Consider the type and magnitude of misalignment that the coupling needs to accommodate. Different coupling designs offer varying degrees of misalignment compensation. Select a coupling that can handle the expected misalignment in the system.
  4. Vibration Damping: If the application involves significant vibrations, choose a flexible coupling with good damping properties to reduce vibration transmission to connected equipment and improve system stability.
  5. Environmental Factors: Take into account the environmental conditions in which the coupling will operate. For harsh environments, consider couplings made from corrosion-resistant materials.
  6. Torsional Stiffness: Depending on the application’s requirements, decide on the desired torsional stiffness of the coupling. Some applications may require high torsional stiffness for precise motion control, while others may benefit from a more flexible coupling for shock absorption.
  7. Cost and Life-Cycle Considerations: Evaluate the overall cost-effectiveness of the coupling over its expected life cycle. Consider factors such as initial cost, maintenance requirements, and potential downtime costs associated with coupling replacement.
  8. Manufacturer Recommendations: Consult coupling manufacturers and their technical specifications to ensure the selected coupling is suitable for the intended application.
  9. Installation and Maintenance: Ensure that the selected flexible coupling is compatible with the equipment and shaft sizes. Follow the manufacturer’s installation guidelines and recommended maintenance practices to maximize the coupling’s performance and longevity.

By following these steps and carefully evaluating the application’s requirements, you can select the most appropriate flexible coupling for your specific needs. The right coupling choice will lead to improved system performance, reduced wear on equipment, and enhanced overall reliability in various mechanical systems and rotating machinery.

China Professional FCL Flexible Coupling Pin & Bush Coupling  China Professional FCL Flexible Coupling Pin & Bush Coupling
editor by CX 2023-09-28