Anti-deviation punching device for building decoration

The utility model provides a building decoration anti-deviation punching device, which comprises a punching device body, the punching device body comprises a support rod and a power mechanism, the inner wall of the support rod is provided with a sliding groove, a movable seat is arranged in the sliding groove, one end of the support rod is welded with a fixed seat, and the other end of the support rod is welded with the movable seat. The movable seat is matched with the fixed seat, a rotating seat is installed on the power mechanism, a drilling mechanism is installed on the rotating seat, an opening is formed in the supporting rod, a cavity is formed in the supporting rod, a gradienter is installed in the cavity, and the gradienter is matched with the opening. According to the anti-deviation punching device for building decoration and finishing, the movable block can complete rapid displacement switching in the fixed groove, the movable seat moves in the sliding groove, the distance between two holes can be a