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Brief discussion on the characteristics and application of safety coupling
2024-02-28

 

Coupling is a particularly common mechanical equipment manufacturing, can push the equipment to run stronger in the work, so what are the characteristics and actual main uses of it? Today I will take you to understand the characteristics and main uses of safety couplings.

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The internal tension friction type safety coupling is a structural form of the friction type safety coupling. Two cylinder compression springs are used to clamp the arch type friction plate according to the middle ring, so that the middle of the friction plate causes sliding friction. The size of the sliding friction force determines the dragging torque of the coupling. Adjust the drag torque of the coupling according to the disassembling spring. When the transmitted torque exceeds the dragging torque of the Ling coupling, the middle of the main and slave sides of the coupling will run off. When the transmitted torque is less than the drag torque, the two sides of the coupling have no relative slide to fully restore to work.


In the application scope of all normal work, generally do not need to replace the parts, in the proper application of AMN type internal tension friction safety coupling under the prerequisite, can reasonably alleviate the impact load of the shafting drive system when starting, so that the equipment is accelerated, in addition to avoid damage to the motor due to overweight. Working condition standards that require load safety maintenance can be used to prevent damage to vital components.


Safety coupling characteristics and main uses of the following analysis:


1. Wide range of torque control, high linearity. Torque and excitation current are positively correlated in a very general category, which can be used as a linear adjustment component to improve and simplify the operation of transmitted torque.


2. With constant torque, torque is only in the size of the excitation current, and the relative torque of the main and slave side is irrelevant, with fixed torque, its static torque and dynamic torque are the same.


3. It can transmit a certain torque in the condition that is irrelevant to slip, no impact, vibration, no noise, stable operation, and can be used in places with higher output power.


4. Less power consumption, less control power engineering, the remaining torque when the excitation current is broken is not large, the breaking characteristics are excellent, there is no heating phenomenon at high speed, the reliable performance of torque is good, and it can be accurately manipulated.


5. Simple structure, small size, small quality, magnetic powder without cooking oil number dry test, very easy to maintain, magnetic powder with reducing resistance, good temperature resistance, long life, high credibility. The driven part is fixed, and the torque is changed into the braking system torque of the rotating part, which can be turned into a magnetic powder coupling and can also be turned into a magnetic powder load.


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