▎ 摘　　要

NOVELTY - The utility model belongs to the technical field of graphene production device, especially a device for producing graphene powder, aiming at the problem that the existing graphene powder production is not convenient for sieving, the uniformity of the graphene powder is bad; the invention claims the following solution, comprising a filter box; the top part of the filter box is provided with a feeding port; the bottom of the filter box is provided with a discharging port; one side of the filter box is provided with a sliding groove; the sliding groove is provided with two baffle plates; two baffle plates are rotatably provided with two transmission rollers; the outer side of the two transmission rollers are provided with the same conveying belt; the conveying belt is provided with a plurality of filter holes; two sides respectively the filter box is slidingly mounted with a first sliding plate and a second sliding plate; one side respectively the first sliding plate and the second sliding plate is fixedly connected with two baffle plates; the utility model can sieve the graphene powder; the obtained graphene powder is more uniform; the structure is simple, and it is convenient to use.