▎ 摘　　要

NOVELTY - The utility model claims a grinding dispersion machine with high working efficiency for preparing graphene, comprising a bottom plate, a machine frame, a top plate, a first electric push rod, a mounting plate, a motor, a rotating shaft, a mounting seat, a dispersing plate, a mounting groove, a connecting block, a fixing groove and a fixing mechanism, the middle point of the back side of the top part of the bottom plate is fixedly connected with frame, the top of the front side of the frame fixedly connected with top plate, the top of the top plate fixedly connected with a first electric push rod. The utility model through the bottom plate, a machine frame, a top plate, a first electric push rod, a mounting plate, a motor, a rotating shaft, a mounting seat, a dispersing disc, a mounting groove, a connecting block, the fixing groove and the fixing mechanism are matched with each other, it has the effect of conveniently changing the dispersing disc, when changing, it does not need to consume more time for the user to disassemble the dispersing disc, it greatly improves the working efficiency, and it does not need any professional tool to replace the work, it provides great convenience to the user.