3D printing device for neurosurgery department

The utility model provides a 3D printing device for the neurosurgery department. The 3D printing device comprises a 3D printer body. The device further comprises a cleaning mechanism and an object fixing mechanism. Sliding grooves are formed in the two side walls of the supporting platform correspondingly, sliding blocks are arranged in the sliding grooves and extend to the outer sides of the sliding grooves correspondingly, the cleaning mechanism comprises supports arranged at the upper ends of the sliding blocks, a rolling shaft installed between the supports, an annular cleaning wiper installed on the outer wall of the rolling shaft and a scraping plate arranged between the supports, and a sliding control assembly is arranged in the supporting platform. The front side of the supporting platform is detachably connected with a dust collection box; the object fixing mechanism comprises clamping pieces which are symmetrically arranged on the two side walls correspondingly, and driving assemblies used for contr