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What is the performance of the diaphragm coupling pivot bearing?

作者: Published: 2020-10-13

Diaphragm couplingWhat is the performance of the pivot bearing?
  Diaphragm couplingThe diaphragm is fastened to the shaft sleeve with a pin. Generally, it will not loosen or cause backlash between the diaphragm and the shaft sleeve. This characteristic is a bit like a bellows coupling. In fact, the way the coupling transmits torque is similar. .The diaphragm itself is very thin, so it is easy to bend when the relative displacement load is generated, so it can withstand up to 1.5 degrees of deviation, while generating a lower bearing load in the servo system.The diaphragm coupling can be adapted to work in high temperature (-80+300) and harsh environments, and can move under shock and vibration conditions.
The diaphragm coupling is very delicate and can be easily damaged if it is misused or improperly installed in use.Therefore, it is very important to ensure that the deviation is within the tolerance of the normal operation of the coupling.Diaphragm couplings have a wide range of applications, but the quality of diaphragm couplings is the key to affecting the transmission torque, use cost and service life of the coupling, and the diaphragm couplings on the market seem to be separated Quite a few, strict implementation of the standards to manufacture precision diaphragm couplings, making the cost-effective (performance and price comparison) of the coupling well received by actual users.
Diaphragm couplingWhat is the performance of the pivot bearing?
  The armature bearing of the diaphragm coupling needs to meet their size and the related limit speed requirements as much as possible, because the load carried by itself is very large, so it can pull the size of the entire diaphragm coupling Affected by some other directions, and to ensure that they are not restricted by the distance inside the wheel or some other places below in the actual working process, then in this case, the performance of the armature bearing is It is particularly important.
How about the performance of the shaft bearing?
  The diaphragm couplings of this kind of bearings are basically the main components of the electric motor traction, and can effectively traction the entire electric locomotive and the electric motor, the transmission system of the internal combustion engine, and even occupy an important position in the process of migration.Before installation, you should clean the end faces of the two shafts and check the fit of the key grooves on the end faces. After installation, you must check all the screws in a normal operation. During operation, check whether the diaphragm coupling is abnormal. If any abnormality occurs, it must be repaired. In order to prevent the diaphragm from fretting and abrasion during high-speed operation, the diaphragm bolt hole should be cracked and damaged. , Solid lubricants such as molybdenum disulfide can be applied between the diaphragms or the surface of the diaphragms can be treated with anti-friction coating; in addition, appropriate measures must be taken at various sites that may cause personal and equipment accidents due to the operating diaphragm coupling. Protective measures.The coupling diaphragm is composed of several groups of diaphragms that are alternately connected with the two halves of the coupling with bolts. Each group of diaphragms is composed of several pieces stacked together. The diaphragms are divided into connecting rod type and different shape of the whole piece type.
  The diaphragm coupling itself also has a certain degree of metal elasticity, and they will have a larger torque structure in the actual transmission process. Compared with the diaphragm coupling itself, they are very compact and can accurately transmit Rotation speed, no slip, can be used for precision machinery transmission, can be used as some things for a long time, the manufacturing cost is relatively significantly higher than some other products, and has strong corrosion resistance.

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