Steel structure detection device

The utility model relates to the technical field of detection devices, and discloses a steel structure detection device which comprises a workbench and supporting legs, the interior of the workbench is of a rectangular opening structure, two rollers are rotationally installed between the inner walls of the two opposite sides of the workbench, a plurality of annular grooves are formed in the outer surfaces of the two rollers at equal intervals, and the supporting legs are arranged in the annular grooves. A conveying belt is arranged between every two opposite annular grooves in a sleeving mode. The push rod is driven by the air cylinder to move, the round protruding block on the upper surface of the push rod moves close to the warping plate, the pressing end of the warping plate moves downwards through the round protruding block, the warping plate presses a steel plate located between the warping plate and the supporting plate through the supporting plate arranged below the warping plate, the steel brush rolle