Efficient water-based paint grinding machine

The invention discloses an efficient water-based paint grinding machine. The efficient water-based paint grinding machine comprises a bottom plate, a bearing table, an adjusting mechanism, a grinding barrel and a top plate, the bearing table is horizontally arranged above the bottom plate, a space is formed between the bearing table and the bottom plate, a first motor is installed in the interior of the space, an output shaft of the first motor is fixedly connected with a driving disc, the driving disc is rotationally arranged on the upper surface of the bearing table, the driving disc meshes with a driven ring arranged in the middle of the upper surface of the bearing table, teeth are arranged on the outer circumferential surface of the driven ring, a rotary drum is fixedly installed in the interior of the driven ring in an embedded mode, the grinding barrel is detachably installed in the interior of the rotary drum in an embedded mode, supporting blocks are welded to the outer walls of the two sides of the