Surface polishing device

The surface polishing device comprises a base, a groove is formed in the left side of the top of the base, a movable plate is movably connected to an inner cavity of the groove, an electric push rod is connected to the left side of the base in a penetrating mode, and the output end of the electric push rod is fixedly connected with the surface of the movable plate; the top of the movable plate is fixedly connected with a movable plate. The base, the groove, the movable plate, the electric push rod, the movable plate, the fixed plate, a first motor, a movable rod, a polishing roller, a dust collection plate, a supporting frame, a fan, a dust collection box, a dust filtering plate, a positioning plate, a positioning groove, a threaded sleeve, a threaded rod, a second motor, a vertical plate, an adjusting groove, a sliding block, an air cylinder, a transverse plate, a third motor, a supporting plate and a clamping plate are matched; according to the surface polishing device, dust generated by polishing can be qu