▎ 摘　　要

NOVELTY - The utility model relates to the technical field of graphene production device, especially a graphene powder coating spraying device, comprising a bottom plate, the bottom plate is provided with a spraying bottom plate; the spraying bottom plate is provided with a rotating supporting plate; the lower end of the spraying bottom plate is fixed with a driving motor; the upper end of the spraying bottom plate is provided with a supporting pipe; the supporting pipe is provided with a nozzle; the bottom plate is connected with a hydraulic cylinder through a supporting column; the hydraulic cylinder is connected with a transparent shielding cover. A graphene powder coating spraying device of the utility model, the work piece to be sprayed is placed on the rotating supporting plate, controlling the transparent shielding cover on the spraying bottom plate, then controlling the driving motor to rotate the rotating supporting plate and controlling the powder spraying machine main body for spraying, after finishing spraying, opening the air suction pump to absorb the graphene powder floating in the transparent shielding cover; then opening the transparent shielding cover to finish the work piece; the spraying device solves the problem of uneven spraying and pollution working environment in the spraying process.