Automatic mixing device for battery positive electrode prepared powder

The utility model provides an automatic material mixing device for battery positive electrode preparation powder, which comprises a rotating shaft, one end of the rotating shaft is provided with a triangular grasping seat, the triangular grasping seat is hinged with a triangular grasping clamp for fixing a material mixing bottle, the triangular grasping clamp comprises two grasping rods which are symmetrically arranged, each grasping rod is provided with two grasping heads, and the grasping heads are hinged with the triangular grasping seat. The triangular grabbing seat is provided with a screw hole corresponding to the grabbing rod, a screw rod is arranged in the screw hole, the inner end of the screw rod abuts against the grabbing rod, the other end of the rotating shaft is connected with a direct current motor through a coupler, and the direct current motor is connected with a controller. The material mixing bottle is fixed through the triangular grabbing seat, the triangular grabbing clamp and the screw r