Pickling and derusting device for guardrail plate

The utility model discloses a guardrail plate pickling and derusting device which comprises a supporting box, a circulating assembly is installed on one side of the supporting box, a plurality of follow-up assemblies are installed on the circulating assembly, a treatment pond is fixedly connected to the other side of the supporting box, two sets of injection pipes are fixedly connected to the upper portion of the treatment pond, and the two sets of injection pipes are fixedly connected to the other side of the supporting box. The guardrail plate pickling and derusting device is characterized in that a circulating assembly and a follow-up assembly are arranged in the treatment pond, a notch groove is formed in the lower portion of the side, facing the circulating assembly, of the treatment pond, spraying pipes are of a latticed structure, and a plurality of spraying heads are fixedly embedded in the lower sides of the spraying pipes. And in the moving process, the gear is engaged with the long rack, so that th