Rapid feeding angle adjusting mechanism for 3D printing device

The feeding angle rapid adjusting mechanism for the 3D printing device comprises a base, first guide rails are symmetrically arranged on the left side and the right side of the top end of the base, a workbench is installed at the top ends of the first guide rails, and a first motor is connected to the center of the rear side of the top end of the base through screws; the output end of the front side of the first motor is provided with one end of a first screw, and the other end of the first screw penetrates through the outer wall of the workbench and is rotationally connected to the front side of the base through a bearing. According to the feeding angle rapid adjusting mechanism for the 3D printing device, the support can move left and right along with a printing spray head to be adjusted, materials can be conveyed at the optimal angle conveniently, the subsequent printing quality is guaranteed, corresponding adjustment can be conducted according to trays of different specifications, the tray using limitatio