▎ 摘　　要

NOVELTY - The utility model claims a graphene production device, belonging to the graphene production technology field, comprising a box body and a crushing layer, the box body is provided with a control device, the box body comprises a crushing layer and a mixing layer, the crushing layer is provided with a crushing device; the box wall of the mixed layer is a double-layer hollow structure and provided with a heating block; the heating block is provided with a plurality of the mixing layer and the crushing layer is provided with a bearing plate; the lower end of the bearing plate is provided with an ultrasonic emitter. The utility model uses several groups of crushing device capable of crushing the natural graphite, and crushing layer for multiple times can make the natural graphite and strong oxidizing substance react to generate graphite oxide, to ensure the smooth operation of the secondary reaction; using the stirring device and the nozzle can ensure the solution in the mixed layer is completely mixed; ensuring the complete reaction; using ultrasonic wave to increase the graphene content in the solution, ensuring the quality and yield of the produced graphene.