▎ 摘　　要

NOVELTY - The utility model claims a crushing and grinding device for graphene production, comprising a box body, a feeding pipe; discharging pipe, wherein the bottom of the box body is fixedly connected with a base; the feeding pipe is obliquely and fixedly connected on the top of two sides of the box body; and is connected with the box body; the top of the box body is fixedly connected with a door-shaped mounting frame; the top centre of the mounting frame is vertically and fixedly connected with a motor one; the top part of the mounting frame is vertically and rotatably connected with a plurality of rotating rods one; and the rotating rod one is set around the motor one circumference; the output end of the motor one is horizontally and fixedly connected with a gear one; the rotating rod one is fixedly connected with a gear two engaged with the gear one; the bottom of the output end of the motor one and the bottom of the rotating rod one are penetrated into the box body and vertically fixedly connected with a rotating shaft; the side wall of the rotating shaft is fixedly connected with multiple cutting sheets. The utility model has simple structure, good graphite crushing and grinding effect; the graphite powder is convenient for screening and collecting.