Pump body polishing device for machining

The utility model discloses a pump body polishing device for machining, which comprises a device main body, and clamping arms are arranged on two sides in the device main body; the support is arranged on one side of the device body, a lead screw is rotationally installed at the top of the support, the outer wall of the lead screw is sleeved with a movable base, a machine cover is arranged below the movable base, a grinding wheel is installed in the machine cover, and a flat suction head is installed at the top of the machine cover; the dust filtering structure is arranged at the top end of the support, the dust filtering structure comprises a dust filtering box, a dust filtering box and a filter element, the dust filtering box is fixed at the top end of the support, the dust filtering box is arranged in the dust filtering box, and the filter element is arranged in the dust filtering box. According to the pump body polishing device, the grinding wheel can be cleaned while polishing is conducted, the convenienc