▎ 摘　　要

NOVELTY - The utility model claims a graphene production grinding device, comprising a cylinder body, the inner wall of the cylinder body is provided with a water storage cavity, the bottom and the upper part of the outer side of the cylinder body are respectively connected with an external water inlet pipe and an external water outlet pipe; the inner part of the cylinder body is rotatably provided with a bearing pipe, the upper end and the bottom end of the bearing pipe are respectively connected with an inner water outlet pipe and an inner water inlet pipe through a bearing; the outer side of the bearing pipe located in the cylinder body is provided with a rotating disc and a grinding roller, the inner part of the rotating disc is provided with an inner cavity of the inner cavity communicate the bearing pipe, the grinding roller is provided with a cooling cavity of the bearing pipe inner cavity communicate the inner wall of the cylinder body is connected with a fixing plate, the bearing pipe passes through the fixing plate, the surface of the fixing plate is provided with flow guiding hole. The beneficial effects are as follows: it can realize the external cooling and internal cooling double cooling, the cooling effect is good, it prevents the grinding effect and the service life of the device, can double grinding the slurry, the grinding effect is good.