3D printer

Abstract

3D printer, wherein the 3D printer comprises a print head, characterized in that the 3D printer further comprises the following: a support assembly wherein the support assembly is provided with a material collection area and the material collection area is configured to carry the residual material extruded by the print head; a transmission assembly, wherein the transmission assembly is movably arranged on the support assembly; a push element wherein the push element is rotatably connected to the transmission assembly, the path of movement of the push element covers at least part of the material collection area and the push element is configured to rotate under the drive of the transmission assembly relative to the support assembly in order to push the residual material away from the support assembly.

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