▎ 摘　　要

NOVELTY - The utility model claims a graphene punching device technology field, specifically a punching device with buffer function for preparing graphene comprising a machine body, two sides of the bottom of the machine body is provided with a supporting leg, the top end of the machine body is provided with an electric telescopic rod, the top end of the machine body is provided with a movable plate, the bottom end of the movable plate is provided with a pressing plate, one end of the electric telescopic rod is connected with the movable plate, the bottom end of the inner part of the machine body is provided with a mounting frame, the bottom of the mounting frame is provided with a punching table, the bottom end of the punching table is provided with a connecting plate, two sides of the mounting frame is provided with a fixing rod, the fixing rod is provided with a first spring, the fixing rod is matched with the first spring and the connecting rod and the second spring, it is convenient to buffer the punching device for preparing the graphene, so as to improve the durability of the punching device, reduces the condition of the damage, so it improves the working efficiency of the punching device for preparing the graphene