Spraying maintenance device for integrated prefabricated wallboard production

The utility model discloses a spraying maintenance device for producing an integrated prefabricated wallboard, which is characterized in that a hinged door is arranged at the front end of a maintenance box body, connecting discs are arranged on the rear side wall of the maintenance box body and the inner side wall of the hinged door through a moving groove and a telescopic cylinder, and a maintenance frame mechanism is arranged between the connecting discs through a rotating mechanism; lateral plates are symmetrically arranged on the two sides of the curing box body through telescopic rods, spraying pipes extending into the avoiding openings are arranged on the inner sides of the lateral plates, water spraying heads are evenly distributed on the spraying pipes with upward openings, and a filtering mechanism is arranged below the curing box body. The rotating mechanism drives the maintenance frame mechanism and the prefabricated wall panel inserted in the maintenance frame mechanism to rotate, automatic revers