Prefabricated part maintenance device

The utility model relates to the technical field of prefabricated buildings, in particular to a prefabricated part maintenance device which comprises a maintenance shed, an air heater and a base, themaintenance shed comprises supporting plates on the front side and the rear side, panels on the left side and the right side and a top plate, shed doors are arranged on the supporting plates, and pulleys are arranged at the bottoms of the supporting plates. The hot-air blower is arranged on the outer side of the curing shed and communicates with the interior of the curing shed through an air outlet pipe and an air return pipe, the part, located in the curing shed, of the air outlet pipe is laid at the bottom of the curing shed, the air return pipe communicates with the interior of the curing shed through an air return port of a curing shed top plate, and the hot-air blower is electrically connected with the controller; rails are arranged on the two sides of the base, the pulleys are matched with the rails, and a d