PVC (polyvinyl chloride) flour mill equipment capable of automatically discharging

The utility model relates to the technical field of grinding devices, and discloses a PVC (polyvinyl chloride) grinding machine capable of automatically discharging, which comprises a base, a plurality of groups of supporting plates distributed at intervals are fixedly mounted on the base, a supporting rod is jointly and rotatably mounted on the supporting plates, an outer barrel is fixedly mounted on the supporting rod, and one end, far away from the supporting rod, of the outer barrel is rotatably connected with a telescopic part. The end, away from the outer cylinder, of the telescopic piece is rotationally connected with the base, a grinding assembly is arranged in the outer cylinder, and a plurality of impact assemblies are arranged on the outer side surface of the outer cylinder. Compared with the prior art, the PVC raw material grinding device has the beneficial effects that the PVC raw material can be ground repeatedly, the subsequent secondary grinding of the powder is avoided, the grinding efficienc