Multifunctional hanging rack applied to coating production line

The invention discloses a multifunctional hanging rack applied to a coating production line, and relates to the technical field of coating equipment, the multifunctional hanging rack comprises a rail assembly, the rail assembly comprises a plurality of rail plates arranged to be of an I-shaped structure and a sliding assembly, the sliding assembly comprises two symmetrically-distributed mounting plates and a hanging assembly, the hanging assembly comprises a rotating rod and a hook, and the rotating rod is connected with the sliding assembly. A plurality of inclined clamping grooves are formed in one side of the top end of the hook. The track assembly is arranged and comprises the multiple track plates, the top ends of the two sides of each track plate are each provided with a limiting plate and four connecting pipes, the distance between the two ends of each track plate can be adjusted by adjusting the positions, inserted into the connecting pipes, of inserting rods at the two ends of the lower surface of ea