China Good quality Professional Disc for Heavy Machine Stainless Steel Shaft Elastic Diaphragm Coupling with Low Price

Product Description

Product Description

 

1. The allowable compensation quantity listed in the table refers to the relative offset of 2 axes formed by the comprehensive factors such as vibration, shock, deformation and temperature change caused by manufacturing error, installation error and working load change under working condition.
2. The maximum allowable angular deviation of the coupling shall not exceed ±5°.

The maximum opening value is a circular hole or a tapered hole with a keyway.

Main applications:

DWZ disc eddy current brake is mainly used as load in loading dynamometer equipment. it is experimental apparatus which can measure the dynamic mechanical properties, especially in dynamic loading test whose power value is small or tiny, also can be treated as suction power devices of other dynamic devices.

DW series disc eddy current dynamometer is, is that add device for measuring torque and rotational speed on DWZ series disc eddy current brake, it is experimental apparatus which can measure the dynamic mechnical properties, especial in dynamic loading test whose power value is small or tiny.

CW eddy current brake as a load is mainly used to measure the mechanical characteristics of inspection equipment, it and other control instrument (including loading apparatus, torque speed sensor and torque power acquisition instrument etc.) can be composed of eddy current dynamometer can be used for performance testing of the internal combustion engine, motor, gas turbine, automobile and its dynamic mechanical components, compared with other power measuring device, the CW series power measuring device has the advantages of reliability, high stability and practicability.

Eddy current brake/dynamometer Rated Power Rated torque Rated speed Maximum rotational speed Turning inertia Maximum excitation voltage Maximum excitation Current Cooling water pressure Flow of the cooling water
DWZ/DW-0.75 0.75 5 2000-2600 16000 0.002 80 3 0.1~0.3 1
DWZ/DW-3 3 10 2000-2600 14000 0.003 80 3 0.1~0.3 2
DWZ/DW-6 6 25 2000-2600 14000 0.003 80 3 0.1~0.3 3
DWZ/DW-10 10 50 2000-2600 13000 0.01 80 3 0.1~0.3 4.5
DWZ/DW-16 16 70 2000-2600 13000 0.02 80 3.5 0.1~0.3 6.5
DWZ/DW-25 25 120 2000-2600 11000 0.05 80 3.5 0.1~0.3 15
DWZ/DW-40 40 160 2000-2600 10000 0.1 90 4 0.1~0.3 25
DWZ/DW-63 63 250 2000-2600 9000 0.18 90 4 0.1~0.3 45
DWZ/DW-100 100 400 2000-2600 8500 0.32 120 4 0.1~0.3 60
DWZ/DW-160 160 600 2000-2600 8000 0.52 120 5 0.1~0.3 100
DWZ/DW-250 250 1100 2000-2600 7000 1.8 150 5 0.2~0.4 180
DWZ/DW-300 300 1600 2000-2600 6000 2.7 150 5 0.2~0.4 210
DWZ/DW-400 400 2200 2000-2600 5000 3.6 180 10 0.2~0.4 300
DWZ/DW-630 630 3600 2000-2600 5000 5.3 180 10 0.2~0.4 450

 

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disc coupling

Handling Torque and Torsional Stiffness in Disc Couplings

Disc couplings are engineered to handle high levels of torque and provide excellent torsional stiffness. The design of disc couplings allows them to transmit torque efficiently while maintaining their torsional rigidity. The flexible discs are designed to absorb misalignments and compensate for slight angular, axial, and radial deviations.

The discs themselves are precision-made with carefully calculated geometry, ensuring that they can transmit torque smoothly and evenly across their surface. The arrangement of multiple discs in a stack contributes to the coupling’s ability to accommodate high torque loads without sacrificing torsional stiffness.

Due to their torsionally stiff construction, disc couplings are capable of maintaining accurate shaft alignment even under significant torque transmission. This makes them suitable for applications requiring precise positioning, consistent torque transfer, and minimal backlash.

disc coupling

Unique Construction of Disc Couplings for Vibration Dampening and Resonance Control

The distinctive construction of disc couplings plays a vital role in their ability to dampen vibrations and control resonance:

  • Flexible Disc Packs: Disc couplings consist of multiple thin metal discs stacked alternately. These discs are connected to the hub and spacer, creating a flexible structure that can absorb and dissipate vibrations.
  • Radial Compliance: The flexible discs allow for radial compliance, enabling the coupling to absorb misalignments and shocks, which helps prevent the transmission of vibrations.
  • Torsional Flexibility: The flexible nature of the disc packs provides torsional flexibility, allowing the coupling to absorb torsional vibrations and shocks that may arise from the machinery.
  • Resonance Damping: The design of disc couplings helps dampen resonant frequencies. The unique construction disperses energy across the flexible elements, reducing the risk of resonant vibration buildup.
  • Material Selection: The choice of materials for the discs plays a role in controlling resonance. The right combination of material properties can help mitigate the effects of resonance.

By efficiently absorbing and dissipating vibrations and controlling resonance, disc couplings contribute to smoother operation, reduced wear and tear on machinery components, and enhanced overall system performance.

disc coupling

Function of Disc Couplings in Torque Transmission and Misalignment Compensation

Disc couplings are designed to transmit torque between two shafts while accommodating various forms of misalignment. The primary components of a disc coupling include two hubs and a flexible disc element made of a resilient material such as stainless steel. Here’s how a disc coupling works to transmit torque and handle misalignment:

  • Torque Transmission: When torque is applied to one hub of the disc coupling, it induces angular displacement in the flexible disc. The flexible disc element bends slightly, allowing the torque to be transmitted from one hub to the other. This bending action of the disc results in an elastic deformation, which helps maintain the torque transfer.
  • Angular Misalignment Compensation: Disc couplings can accommodate angular misalignment between the two connected shafts. As the hubs are misaligned angularly, the flexible disc element compensates by bending at an angle. The disc’s flexibility and the elastic properties of the material allow it to absorb and accommodate the angular misalignment without transmitting excessive forces to the connected machinery.
  • Parallel Misalignment Compensation: In cases of parallel misalignment, where the axes of the two shafts are not perfectly aligned, the disc coupling can also absorb a certain degree of parallel offset. The flexibility of the disc allows for slight axial movement, ensuring that the hubs remain connected even when there’s a minor parallel misalignment.
  • Torsional Stiffness: While disc couplings are designed to accommodate misalignment, they also exhibit torsional stiffness. This means that under normal operating conditions, the disc coupling remains rigid enough to efficiently transmit torque between the shafts, minimizing torsional deflection and maintaining the integrity of torque transfer.

The design and material properties of the flexible disc element play a crucial role in determining the coupling’s ability to handle misalignment while transmitting torque effectively. Disc couplings are widely used in various industrial applications where torque transmission and misalignment compensation are critical requirements.

China Good quality Professional Disc for Heavy Machine Stainless Steel Shaft Elastic Diaphragm Coupling with Low Price  China Good quality Professional Disc for Heavy Machine Stainless Steel Shaft Elastic Diaphragm Coupling with Low Price
editor by CX 2024-05-08

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