▎ 摘　　要

NOVELTY - The utility model model claims a double-graphene coating device, comprising a box body, the bottom of the box is provided with two symmetrical spraying material pipe, the end part of the spraying pipe is provided with a nozzle, the upper part of the nozzle is provided with a heat insulating plate, the middle part of the box body is sunken inwards, the middle part of the box body is provided with a middle heating pipe assembly, the upper part of the box body is provided with an upper heating pipe assembly, the lower part of the box body is provided with a lower heating pipe assembly, the heat insulation plate is located below the lower heating pipe assembly, the upper heating pipe assembly and the lower heating pipe assembly are located on the same vertical plane. The utility model model can realize double-sided coating and drying of the graphene and has good drying effect.