China Good quality Double Disk-Type Flexible Aluminum Alloy Disc Couplings

Product Description

SG7-8 Single plate springs clamp type flexible disc couplings 
 

Product Description

Item No.:
  • SG7-8
Features:
  • excellent response and high torque capacity;
  • Zero backlash disassembly easy;
  • stainless steel plate springs absorb parallel disaligment and shaft end-play;
  • identical clockwise and anticlockwise rotational characteristics;
  • bellows material: stainless steel;
  • clamp type;
Specification:
  • Material: Aluminium Alloy;
  • Finish: Sandblasting Anodizing;
Application:
  • Used for transmitting power in kinds of mechanical equipments such as blower fan, pump, chemical industry, petroleum, metallurgy;
Delivery:
  • Common Product, inquiry is welcome;
Remark:
  • the moment of inertia and the weight is calculated according to the maximum shaft hole;
  • Bore dimensions can be customized;

 

  Product Picture

 

 

Drawing:

 

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

flexible coupling

How does a flexible coupling deal with backlash and torsional stiffness?

A flexible coupling deals with backlash and torsional stiffness in the following ways:

  • Backlash: Backlash refers to the play or clearance between mating teeth in mechanical systems. In certain couplings, such as gear couplings, some degree of backlash is unavoidable due to the space between the teeth. However, flexible couplings with elastomeric or beam-type elements typically have minimal to no backlash. The flexibility of these elements allows them to maintain continuous contact and transmit torque smoothly without any gaps or play between components.
  • Torsional Stiffness: Torsional stiffness is the ability of a coupling to resist rotational deformation or twisting under torque. It is essential to have adequate torsional stiffness in some applications to ensure accurate motion transmission and responsiveness. Flexible couplings exhibit a balance between torsional stiffness and flexibility. While they allow for a degree of angular and parallel misalignment, they still possess sufficient torsional stiffness to transmit most of the torque efficiently. This characteristic helps maintain the precision of motion control systems and prevents power losses due to deformation.

The design and materials used in flexible couplings contribute to their ability to address both backlash and torsional stiffness effectively. Here are some key features:

  • Elastomeric Elements: Couplings with elastomeric elements, such as rubber or polyurethane, provide excellent flexibility to absorb misalignments and dampen vibrations. They also exhibit minimal backlash as the elastomeric material maintains continuous contact between the coupling components.
  • Beam-Type Couplings: Beam-type couplings use thin metal beams to transmit torque. These couplings offer high torsional stiffness while still accommodating misalignments. The beams can flex slightly under torque, absorbing shocks and compensating for misalignment without compromising torsional rigidity.
  • Composite Couplings: Some flexible couplings use composite materials that combine the advantages of different materials to achieve specific performance characteristics. These composites can offer low backlash and precise torsional stiffness, making them suitable for demanding applications.
  • High-Quality Manufacturing: The precision manufacturing of flexible couplings ensures that components fit together with minimal clearances, reducing backlash. Additionally, high-quality materials contribute to better torsional stiffness and overall performance.

Overall, flexible couplings strike a balance between flexibility to accommodate misalignments and sufficient torsional stiffness to transmit torque efficiently. By effectively addressing backlash and torsional stiffness, these couplings contribute to the smooth and reliable operation of various mechanical systems.

flexible coupling

Can flexible couplings accommodate both radial and axial loads simultaneously?

Yes, flexible couplings are designed to accommodate both radial and axial loads simultaneously, making them versatile for various mechanical systems. The ability to handle these loads is one of the key advantages of using flexible couplings in power transmission applications. Here’s how they manage both types of loads:

  • Radial Loads: Radial loads act perpendicular to the shaft’s axis and can arise from forces that are not in line with the shaft, such as belt tension or bearing loads. Flexible couplings can handle radial loads due to their flexibility and ability to bend or deform slightly, redistributing the radial forces and minimizing the impact on the connected equipment.
  • Axial Loads: Axial loads act along the shaft’s axis and are common in applications with thrust forces or axial movements. Flexible couplings can accommodate axial loads through their axial flexibility, allowing slight axial displacement without transmitting excessive forces to the connected components.
  • Angular Misalignment: Besides radial and axial loads, flexible couplings can also handle angular misalignment between the shafts. Angular misalignment occurs when the shafts are not perfectly aligned, and flexible couplings can compensate for this misalignment, reducing wear and stress on the connected machinery.

By accommodating both radial and axial loads, flexible couplings help prevent premature wear, reduce the risk of equipment damage, and contribute to smoother and more efficient power transmission. When selecting a flexible coupling for an application, it is essential to consider the expected radial and axial loads, as well as the required level of misalignment compensation to ensure optimal performance and longevity of the coupling and the connected equipment.

flexible coupling

How does a flexible coupling protect connected equipment from shock loads and vibrations?

Flexible couplings play a crucial role in protecting connected equipment from shock loads and vibrations by providing damping and isolation capabilities. When machines or mechanical systems experience sudden shock loads or vibrations, the flexible coupling acts as a buffer, absorbing and dissipating the impact, thereby reducing the transmitted forces and protecting the equipment. Here’s how flexible couplings achieve this:

  • Damping of Vibrations: Flexible couplings are often made from materials that exhibit damping properties. When vibrations are transmitted through the shafts, the flexible coupling’s material can absorb a portion of the vibrational energy, converting it into heat. This dissipation of energy helps reduce the amplitude of the vibrations and prevents them from propagating further into the connected equipment.
  • Vibration Isolation: In addition to damping vibrations, flexible couplings also offer a degree of vibration isolation. They are designed to decouple the two shafts, which means that vibrations occurring on one shaft are not directly transmitted to the other shaft. This isolation effect prevents vibrations from propagating across the entire system and minimizes the impact on sensitive equipment or nearby components.
  • Shock Absorption: When the connected machinery experiences sudden shock loads, such as during a startup or abrupt changes in load, the flexible coupling can act as a shock absorber. The coupling’s design allows it to deform slightly under the impact, absorbing and distributing the shock energy. This prevents the shock from being directly transferred to the connected equipment, reducing the risk of damage or premature wear.
  • Misalignment Compensation: Flexible couplings are capable of compensating for misalignment between the shafts. Misalignment can lead to additional stresses and vibrations in the system. By allowing for some degree of angular, parallel, and axial misalignment, the flexible coupling reduces the forces transmitted to the connected equipment and the supporting structures.
  • Reduction of Resonance Effects: Resonance is a phenomenon that occurs when the natural frequency of a system matches the frequency of external vibrations, leading to amplified vibrations. Flexible couplings can help avoid resonance effects by altering the system’s natural frequency and providing some level of flexibility that damps the resonance response.

By incorporating a flexible coupling into the drivetrain or power transmission system, equipment manufacturers and operators can significantly improve the reliability and longevity of connected machinery. The coupling’s ability to dampen vibrations, isolate shocks, and compensate for misalignment contributes to a smoother and more stable operation, reducing maintenance requirements and enhancing overall system performance.

In summary, flexible couplings act as protective elements, shielding connected equipment from shock loads and vibrations. Their ability to dampen vibrations, isolate shocks, and compensate for misalignment contributes to a smoother and more reliable operation of various mechanical systems.

China Good quality Double Disk-Type Flexible Aluminum Alloy Disc Couplings  China Good quality Double Disk-Type Flexible Aluminum Alloy Disc Couplings
editor by CX 2024-02-21

flexible flange coupling

As one of leading flexible flange coupling manufacturers, suppliers and exporters of products, We offer flexible flange coupling and many other products.

Please contact us for details.

Mail:[email protected]

Manufacturer supplier exporter of flexible flange coupling

Recent Posts