Accumulating and releasing channel of speed changer set assembly production line

The utility model provides an accumulating and releasing channel of a speed changer set assembly production line, belongs to the field of mechanical technology, and solves the problem that tool supporting trays on current speed changer set assembly production line cannot operate independently. The accumulating and releasing channel of the speed changer set assembly production line comprises a left support, a right support and a plurality of main shafts, wherein two ends of the main shafts are arranged on the left support and the right supports, respectively; two friction plates and two chain wheels are sleeved on each main shaft, wherein two friction plates are close to the middle part of the main shaft and sleeved with cams, respectively; two chain wheels are fixedly arranged on two ends of the main shaft, respectively; and the chain wheels on each main shaft are in transmission connection through chains. The accumulating and releasing channel of the speed changer set assembly production line has the advanta