▎ 摘　　要

NOVELTY - The utility model claims a graphene purifying device, relating to graphene purifying technical field, comprising a driving device, a bottom plate and a purifying device, wherein one end of the top part plate is fixedly installed with the bottom of the driving device, the other end of the top part of the bottom plate is fixedly installed with the bottom of the purifying device. The utility model drives the stirring grinding roller and the screw rod to rotate through the rotating motor, the stirring grinding roller grins the graphene block, the graphene block edge grinding and mixing, uniformly mixing the graphene crystal and chemical medicine falling into the purifying pipe, the screw rod rotating, convenient graphene crystal in the purifying pipe for fast purifying, after the graphene crystal is purified completely, hydraulic driving extends downwards, so that the baffle is turned upwards and opened, the screw rod rotates to convey the purified material, the device can grind and stir the graphene block edge, so that the graphene crystal and chemical medicine are mixed uniformly, the purifying step is reduced, It improves the purifying efficiency and purifying precision.