Automatic wall polishing device

The utility model discloses an automatic wall polishing device which comprises a trolley, a linear sliding table module, a linear driving mechanism, a pulley, a dust collector and a polishing head. The upper end of the trolley is fixedly connected with a linear sliding table module extending in the vertical direction through a support, a sliding plate of the linear sliding table module is connected with a linear driving mechanism arranged in the vertical direction, the polishing head is fixedly connected to the sliding block through a plurality of connecting plates, and the dust collector is installed at the upper end of the trolley and used for absorbing dust generated by polishing of the polishing head. According to the automatic polishing device, by arranging the structures such as themovable plate, the adjusting bolt and the limiting boss, the control problem of the polishing depth can be solved, and the wall polishing quality is guaranteed; by arranging the linear driving mechanism and the linear sliding