Grinding device for water-based paint production

The invention discloses a grinding device for water-based paint production. The grinding device for water-based paint production comprises a box body, a rotating motor, a grinding frame, a screening frame and a conveying cylinder; four sets of supporting legs are symmetrically welded and fixed to the four corners of the bottom of the box body; a rotating motor is fixed to a back plate of the box body through bolts; a rotating shaft is welded and fixed to the output end of the rotating motor; a driving roller is welded and fixed to the outer wall of the rotating shaft; a driven roller is rotatably connected into the portion, on the right side of the driving roller, of the box body through a rotation shaft; a material guide hopper is welded and fixed into the portion, below the driving roller, of the box body; a grinding frame is welded and fixed to the outer wall of the lower half portion of the material guide hopper; a screening frame is arranged in the portion, below the grinding frame, of the box body; and