Special-shaped steel structural member surface treatment device

The utility model relates to a special-shaped steel structural member surface treatment device which comprises a conveying roller, special-shaped steel on the conveying roller and a cleaning ball body above the special-shaped steel, driving boxes are installed on the two sides of the conveying roller, lifting assemblies are arranged in the two driving boxes respectively, a connecting rod is installed between the two lifting assemblies, and the cleaning ball body is connected with the conveying roller. A limiting assembly is arranged on the connecting rod, a fixing rod is connected below the limiting assembly, and the cleaning ball is installed below the fixing rod. According to the surface treatment device for the special-shaped steel structural member, the effect of adjusting the position height of the treatment device is achieved through the arrangement of the lifting assembly, the effect of multi-angle cleaning of the treatment device is achieved through the arrangement of the rotating assembly, and the cl