The utility model provides automatic feeding ground polishing equipment. The device is arranged on a frame; polishing device, power device, control device, feeding device, a plurality of layers of shielding spaces are formed at the bottom of the frame; the power device comprises: a power unit; transmission assembly, the driving machine and the transmission assembly are at least partially fixed inthe second cover; the driver is fixed at the upper part of the frame body and is in transmission connection with the transmission assembly; the controller is connected with and controlled by the control device; the feeding device is connected with the control device and is controlled by the control device; the conveying component is connected with the transmission component for conveying materials; the feeding device is used for feeding materials to the polishing device; the polishing device comprises: a polishing unit; bearing disc and abrasive disc, the abrasive disc is detachably connectedto the bottom of the bearing disc, the bearing disc is in transmission connection with the transmission assembly, so that the abrasive disc is located below the cage cover of the first cover and receives fed materials of the feeding device, the effect of automatically supplementing polishing agents in the polishing work is achieved, and therefore the equipment operation difficulty and the labor intensity of workers are reduced.