Freeze-drying ball feeding mechanism

The freeze-drying ball feeding mechanism comprises a ball bin, a feeding jacking plate, a jacking air cylinder, a supporting column and a ball receiving plate, the ball bin is arranged on the supporting column and comprises at least one sub-bin, a ball feeding opening is formed in the top end of the ball bin, a first inclined face is arranged at the bottom of each sub-bin, and a second inclined face is arranged at the bottom of each sub-bin. A second inclined face is arranged on the inner wall of each sub stock bin, a feeding jacking plate is arranged at the bottom end of the first inclined face, a third inclined face is arranged at the top end of the feeding jacking plate, a sliding way is arranged on the ball receiving plate, the bottom end of the second inclined face corresponds to one end of the sliding way, and the output end of the jacking air cylinder is connected with the feeding jacking plate. The automatic feeding device is high in feeding efficiency, large in feeding amount, free of manual feeding,