▎ 摘　　要

NOVELTY - The utility model claims a graphene coating production technology field, especially relates to a graphene coating film thickness measuring device. It comprises: a mould for placing graphene coating film, the middle part of the mould is provided with a containing space, two sides of the mould are respectively provided with a vertical guide column; pressing block, provided with a guide hole matched with the vertical guide column, one side of the pressing block is connected with a moving block; and a measuring unit for measuring the moving distance of the moving block. The utility model can measure the thickness change of the graphene coating film at the low temperature processing stage, the whole structure is simple and the operation is convenient.