Edge grinding auxiliary device for spheroidal graphite round well lid production

The utility model discloses an edge grinding auxiliary device for producing a spheroidal graphite round well lid, which comprises a base, a through hole is arranged on the base, the top end of the base is fixedly connected with a box body, the side of the box body is hinged with a box door, the inner side of the box body is provided with a protective shell and a grinding device, and the bottom ends of two hydraulic cylinders are provided with piston rods. Limiting rollers are fixedly connected to the bottom ends of the piston rods, a fan is connected to the transmission end of the second driving motor, an air pipe is arranged at the bottom end of the base, an air pump is installed on the air pipe, and the bottom end of the air pipe communicates with a dust collection box. According to the edge grinding auxiliary device for producing the spheroidal graphite round well lid, the supporting plate is driven by the first driving motor to rotate, the well lid is fixed through the spring pins on the limiting blocks,