China Hot selling 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

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
 

Product Description

The function of Shaft coupling:
1. Shafts for connecting separately manufactured units such as motors and generators.
2. If any axis is misaligned.
3. Provides mechanical flexibility.
4. Absorb the transmission of impact load.
5. Prevent overload

We can provide the following couplings.
 

Rigid coupling Flange coupling Oldham coupling
Sleeve or muff coupling Gear coupling Bellow coupling
Split muff coupling Flexible coupling Fluid coupling
Clamp or split-muff or compression coupling Universal coupling Variable speed coupling
Bushed pin-type coupling Diaphragm coupling Constant speed coupling

Company Profile

We are an industrial company specializing in the production of couplings. It has 3 branches: steel casting, forging, and heat treatment. Main products: cross shaft universal coupling, drum gear coupling, non-metallic elastic element coupling, rigid coupling, etc.
The company mainly produces the industry standard JB3241-91 swap JB5513-91 swc. JB3242-93 swz series universal coupling with spider type. It can also design and produce various non-standard universal couplings, other couplings, and mechanical products for users according to special requirements. Currently, the products are mainly sold to major steel companies at home and abroad, the metallurgical steel rolling industry, and leading engine manufacturers, with an annual production capacity of more than 7000 sets.
The company’s quality policy is “quality for survival, variety for development.” In August 2000, the national quality system certification authority audited that its quality assurance system met the requirements of GB/T19002-1994 IDT ISO9002:1994 and obtained the quality system certification certificate with the registration number 0900B5711. It is the first enterprise in the coupling production industry in HangZhou City that passed the ISO9002 quality and constitution certification.
The company pursues the business purpose of “reliable quality, the supremacy of reputation, commitment to business and customer satisfaction” and welcomes customers at home and abroad to choose our products.
At the same time, the company has established long-term cooperative relations with many enterprises and warmly welcomes friends from all walks of life to visit, investigate and negotiate business!

 

How to use the coupling safely

The coupling is an intermediate connecting part of each motion mechanism, which directly impacts the regular operation of each motion mechanism. Therefore, attention must be paid to:
1. The coupling is not allowed to have more than the specified axis deflection and radial displacement so as not to affect its transmission performance.
2. The bolts of the LINS coupling shall not be loose or damaged.
3. Gear coupling and cross slide coupling shall be lubricated regularly, and lubricating grease shall be added every 2-3 months to avoid severe wear of gear teeth and serious consequences.
4. The tooth width contact length of gear coupling shall not be less than 70%; Its axial displacement shall not be more significant than 5mm
5. The coupling is not allowed to have cracks. If there are cracks, it needs to be replaced (they can be knocked with a small hammer and judged according to the sound).
6. The keys of LINS coupling shall be closely matched and shall not be loosened.
7. The tooth thickness of the gear coupling is worn. When the lifting mechanism exceeds 15% of the original tooth thickness, the operating mechanism exceeds 25%, and the broken tooth is also scrapped.
8. If the elastic ring of the pin coupling and the sealing ring of the gear coupling is damaged or aged, they should be replaced in time.

 

Certifications

 

Packaging & Shipping

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fluid coupling

Handling Overloads and Stall Conditions in Fluid Couplings

A fluid coupling is designed to handle overloads and stall conditions in power transmission systems. When an overload or stall occurs, the fluid coupling utilizes its unique operating principle to protect the drivetrain and the connected machinery:

  • Slip Feature: One of the key characteristics of a fluid coupling is its ability to slip at high torque loads. When an overload situation arises, the fluid coupling allows some relative motion between the input and output sides, known as slip. This slip absorbs the excess torque and prevents it from being transferred to the driven equipment, effectively protecting it from damage.
  • Fluid Circulation: During normal operation, the fluid inside the coupling circulates smoothly between the impeller and turbine, transmitting torque with minimal losses. However, when an overload or stall condition occurs, the fluid circulation may become turbulent, generating heat in the process. This heat dissipation helps in absorbing and dissipating the excess energy, preventing the transmission system from experiencing sudden stress.
  • Automatic Reconnection: After an overload or stall condition, once the excess torque is dissipated through slip and heat, the fluid coupling automatically reconnects the input and output sides, resuming the power transmission. This automatic reconnection ensures that the system returns to normal operation once the overload situation is resolved.
  • Sturdy Construction: Fluid couplings are designed with robust and durable materials to withstand high torque and thermal stresses during overload conditions. The strong construction ensures that the fluid coupling remains reliable and operational even after multiple overload events.

Overall, a fluid coupling’s ability to handle overloads and stall conditions makes it a reliable and essential component in various industrial applications. By providing overload protection and slip characteristics, fluid couplings help prevent costly damage to equipment, increase operational safety, and contribute to the longevity of the entire power transmission system.

fluid coupling

Fluid Couplings in Pumps and Compressors

Yes, fluid couplings can be effectively used in pumps and compressors to optimize their operation and improve overall efficiency. Here’s how fluid couplings are beneficial in these applications:

1. Smooth Starting: Fluid couplings provide a soft-start capability, which is particularly advantageous for pumps and compressors. During startup, the fluid coupling allows the pump or compressor to gradually reach the desired operating speed, reducing mechanical stress on the equipment and preventing sudden torque spikes.

2. Overload Protection: Pumps and compressors may experience sudden changes in load due to variations in fluid demand or system pressure. A fluid coupling acts as a torque limiter and protects the connected equipment from damage during such overload conditions. It slips and absorbs excess torque, preventing mechanical failures and downtime.

3. Torque Control: Fluid couplings enable precise control over the torque transmitted to the pump or compressor. This feature allows operators to adjust the output speed and torque to match the specific requirements of the application, ensuring optimal performance and energy efficiency.

4. Vibration Damping: The inherent damping properties of fluid couplings help in reducing vibrations in pump and compressor systems. This not only extends the life of the mechanical components but also enhances the reliability of the entire system.

5. Energy Efficiency: By eliminating the need for direct mechanical connections and providing smooth acceleration, fluid couplings contribute to energy savings in pumps and compressors. The reduction in shock loads and vibrations leads to lower energy consumption and improved overall efficiency.

6. Heat Dissipation: Continuous operations in pumps and compressors can generate heat, potentially affecting the equipment’s performance. Fluid couplings have the ability to absorb and dissipate heat, maintaining proper operating temperatures and ensuring consistent performance.

7. System Protection: In addition to overload protection, fluid couplings also protect pumps and compressors from torque fluctuations, which can occur during transient conditions. This protection prevents mechanical damage and enhances the longevity of the equipment.

Overall, fluid couplings offer several advantages in pump and compressor applications, including smooth starting, overload protection, torque control, vibration damping, energy efficiency, heat dissipation, and system protection. These benefits make fluid couplings a valuable component in optimizing the performance and reliability of pumps and compressors in various industrial settings.

fluid coupling

Advantages of Using Fluid Couplings in Power Transmission Systems

Fluid couplings offer several advantages in power transmission systems, making them well-suited for various industrial applications. Here are some of the key benefits:

  • Smooth Power Transmission: Fluid couplings provide a smooth and gradual transfer of power from the engine or motor to the driven load. This helps to reduce shock and stress on the entire powertrain, leading to smoother operation and extended equipment life.
  • Overload Protection: Fluid couplings act as a mechanical fuse in power transmission systems. When the load exceeds a certain threshold, the fluid coupling will slip, preventing excessive torque from reaching the driven load and protecting the machinery from damage.
  • Torsional Vibration Damping: They effectively dampen torsional vibrations, reducing the risk of resonance and fatigue failure in the drivetrain. This is particularly important in applications with varying loads and speeds.
  • No Mechanical Wear: Fluid couplings have no physical contact between the input and output components, resulting in minimal mechanical wear. This characteristic reduces maintenance and extends the service life of the coupling.
  • Simple Design: The design of fluid couplings is relatively simple compared to other mechanical power transmission devices, leading to lower manufacturing costs and ease of maintenance.
  • Energy Efficiency: In certain operating conditions, such as during startup or idling, fluid couplings can offer energy-saving benefits. They allow the engine to run at a constant speed while smoothly transmitting power to the load.
  • Wide Range of Applications: Fluid couplings are versatile and can be used in various industrial machinery, including conveyors, crushers, pumps, fans, marine propulsion systems, and more.

Despite these advantages, fluid couplings also have limitations, such as a slight power loss due to slip and limited torque multiplication compared to torque converters. Therefore, the choice between a fluid coupling and other power transmission devices depends on the specific requirements of the application.

China Hot selling 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  China Hot selling 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
editor by CX 2024-04-11

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