▎ 摘　　要

NOVELTY - Graphene production device comprises electrolytic bath loaded with electrolyte, first electrode immersed in electrolytic solution, second electrode, and roller device comprising roller and graphite parts provided in the roller, where roller is linked to rotate by a linkage mechanism, and has cylinder wall provided with perforated screen having holes, which are greater than graphene fragments. USE - Device used for graphene production (claimed). ADVANTAGE - The device achieves convenient graphene production and economic benefits. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for graphene production.