Paint spraying device for anti-corrosion treatment of surface of iron can

The utility model discloses a paint spraying device for iron can surface anti-corrosion treatment and belongs to the technical field of anti-corrosion treatment. The U-shaped frame comprises an upper transverse plate, a lower transverse plate and a vertical plate, a lifting mechanism is arranged between the upper transverse plate and the lower transverse plate and connected with the rotating mechanism, a first groove is formed in the vertical plate, a rack is fixed in the first groove, a second sliding rod is fixed in the first groove, the rack and the second sliding rod are oppositely arranged, a sliding mechanism is connected with the second sliding rod and meshed with the rack, and the sliding mechanism is communicated with a hose. The vertical plate is connected with the partition plate, an air blowing mechanism is arranged on the inner wall of the vertical plate, and a dust suction mechanism is arranged on the lower transverse plate and matched with the rotating mechanism. Through cooperative use of the