Stainless steel plate surface anti-corrosion spraying device

The utility model discloses a stainless steel plate surface anti-corrosion spraying device, and particularly relates to the technical field of spraying devices, the stainless steel plate surface anti-corrosion spraying device comprises a spraying box, a glass observation window is arranged on the surface of the spraying box, rectangular openings are formed in the two outer walls of the spraying box, and a mounting frame is arranged in the spraying box; the two ends of the mounting frame extend to the exteriors of the two sides of the spraying box through rectangular openings correspondingly, a liquid storage box is arranged at the top of the spraying box, a pump is arranged on the back of the spraying box, connecting pipes are arranged at the input end and the output end of the pump correspondingly, one end of each connecting pipe is connected with a first concave pipe, and a plurality of first nozzles are arranged on the surface of each first concave pipe. Stainless steel plates with different widths can be