Automatic feeding device of excircle lathe of commutator

The utility model discloses an automatic feeding device of an excircle lathe of a commutator, which is characterized by comprising a collecting platform and an automatic feeder, wherein the collecting platform can be arranged on a guide rail in a sliding manner and pushed by a cylinder, a V-shaped positioning block is arranged on the collecting platform, a discharging hole of the automatic feeder is arranged over against a V-shaped groove of the V-shaped positioning block at the starting position of the V-shaped positioning block, and a feeding cylinder for pushing a workpiece out of the V-shaped positioning block is arranged on the collecting platform. The utility model can realize automatic feeding of the workpiece before the excircle of the commutator is processed, thereby improving the processing efficiency.