▎ 摘　　要

NOVELTY - The utility model claims a device for preparing graphene film, comprising a host, wherein one end between the two sides of the inner wall of the main machine case through the bearing sleeve connected with a transmission roller two horizontally arranged one. and the two transmission rollers is a circumferential outer wall is sleeved with a feeding conveyor belt, the circumference of the feeding conveyor belt outer wall coating with silicon dioxide coating, in the two sides of the main machine box wall through bearing is sleeved with two transmission roller II, and the circumference of the two second transmission roller outer wall is sleeved with a discharging conveyor belt. In the utility model, two sides of the mainframe are respectively provided with a feeding conveyor and a discharge conveyor, and between the two sides is provided with a discharging plate, one side of the discharge plate is contacted with the feeding belt, after generating a graphene film on the outer wall of the feeding conveyor belt can through the discharging plate shovels, through discharging conveyor belt for discharging, accelerates the preparation efficiency of the graphene film.