Wall surface slicking device and slicking method thereof

The invention discloses a wall surface slicking device and a slicking method thereof, and relates to the technical field of building construction.The device comprises a base and a walking mechanism arranged at the lower end of the base, a stand column is vertically arranged at the upper end of the base, and the lower end of the stand column is connected with a horizontal pushing part used for driving the stand column to move horizontally; the cement surface trowelling device is designed for overcoming the defects of an existing device, trowelling operation is conducted on a cement surface in a rotating mode, cooperative operation is conducted through the first trowelling disc and the second trowelling disc, trowelling operation is conducted on the periphery through the first trowelling disc, the trowelling operation is conducted through the second trowelling disc, and the trowelling operation is conducted through the second trowelling disc. The first trowelling disc is used for flattening and tamping cement m