Material receiving device of grinding machine

The utility model relates to the technical field of grinding machine accessories, in particular to a grinding machine material receiving device which comprises a grinding machine body, a material receiving box body is arranged below the grinding machine body, a rectangular hole is formed in a right side plate body of the material receiving box body, and a discharging hole is formed in a front side plate body of the material receiving box body. A feeding hopper is fixedly installed at the top of the material receiving box body, a vibrating screen assembly is arranged in a rectangular hole and comprises a discharging plate, a mesh plate is fixedly installed on the rear side face of the discharging plate, the mesh plate is hinged to the left side wall of the material receiving box body through a hinge, and blocking plates are fixedly installed on the front side edge and the rear side edge of the mesh plate and the front side edge and the rear side edge of the discharging plate correspondingly; a vibration motor