▎ 摘　　要

NOVELTY - The utility model claims a coating drying device for graphene detection, relating to the technical field of graphene detection, aiming at solving the problem that the existing coating drying device is not uniformly dried, and the structure is complex, the operation is inconvenient. the upper end substrate is provided with an upper coating film; the lower end of the graphene substrate is provided with a lower coating film upper end the base is provided with an upper cover; the inner part of the upper cover is provided with an upper drying cavity; the inner part of the base is provided with a lower drying cavity; the inner part of the upper drying cavity and the lower drying cavity are provided with an electric heating pipe; the inner side of the upper drying cavity and the lower drying cavity are provided with a drying fan; and the drying fan is located respectively the upper coating film and below the lower coating film; the inner side of the base is provided with an electromagnet; the upper part of the electromagnet is provided with a magnetic block; a spring is installed between the magnetic block and the upper cover; and the spring is fixedly connected with the magnetic block and the upper cover.