Why does the gear reducer break the shaft?

Why does the gear reducer present a problem of broken shafts, and the gear reducer is a common problem. Except for the broken shaft of the reducer due to the poor concentricity of the output device of the reducer, if the output shaft of the reducer is broken, it is due to the following reasons.

1. In the process of accelerating and decelerating, if the output torque of the gear reducer is multiplied by the torque of the brake, if it exceeds twice the extra output torque, and the acceleration and deceleration are too frequent, then the reducer will eventually Broken shaft. I think that this kind of appearance is less, so I will not introduce it further here.

2. The selection of the fault causes the output of the gearbox to be insufficient. Some users mistakenly believe that only the additional output torque of the selected gear reducer can satisfy the operation demand. In fact, otherwise, the additional output torque of the motor is multiplied by the reduction ratio, and the obtained value is in principle Less than the additional output torque of the nearby gear reducer supplied by the product sample, the second is to consider the overload of the drive motor and the maximum working torque required in practice. In theory, the maximum working torque required by the user. Must be less than 2 times the extra output torque of the gear reducer.

3. It is necessary to strictly abide by this principle in some occasions. This is not only the maintenance of the gear reducer, but also the prevention of the output shaft of the gear reducer being broken. This is mainly because, if the equipment is in doubt, the output shaft of the gear reducer and its load are stuck. At this time, the overload of the drive motor will still increase its output, and thus the output of the gear reducer may be made. The shaft receives a force that exceeds twice its extra output torque and twists the output shaft of the reducer.

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