House wall decoration construction device

The utility model discloses a house wall decoration construction device, belongs to the technical field of decoration construction, and solves the problems that wall decoration construction equipment needs manual high-strength operation, construction errors are easily caused by fatigue and the like. A plurality of self-locking rollers are installed on the supporting rail, roller grooves matched with the supporting rail are formed in the self-locking rollers, a supporting base is connected to the upper ends of the self-locking rollers, a wall surface construction mechanism is installed on the supporting base, and the wall surface construction mechanism comprises a movable support. A horizontal moving rod and a vertical moving rod are installed on the moving support, a moving construction part is connected to the intersection of the horizontal moving rod and the vertical moving rod and comprises a tool frame, a plurality of construction tools are installed on the tool frame, and the tool frame is rotationally c