Thimble-free burr processing device for projector shell die casting

The utility model is suitable for the technical field of projectors, and provides a projector shell die-casting thimble-free burr processing device which comprises a body assembly, the body assembly comprises a processing box, an objective table is installed on the bottom wall in the processing box, and a supporting plate is installed at the top of the objective table; the bottom of the supporting plate is provided with two vacuum components, and the top of the supporting plate is provided with suckers corresponding to the vacuum components. When the object needs to be processed, the object is firstly placed on the supporting plate, then the vacuum component is started, the vacuum component pumps away air between the suction cup and the object, and therefore the object is fixed to the supporting plate; and then the hydraulic cylinder and the gear motor are started, the hydraulic cylinder drives the gear motor to move in the vertical direction, the gear motor drives the grinding wheel to rotate, and therefore