Steel plate bending machine

The utility model discloses a steel plate bending machine which comprises a bending machine body, two sets of fixing structures are fixedly installed at the positions, close to the rear portion, of the surfaces of the two sides of the bending machine body, and pressing structures are fixedly connected to the positions, close to the front portion, of the surfaces of the two sides of the bending machine body. A hydraulic cylinder is fixedly installed on the upper surface of the bending machine body, a cutter assembly is embedded in the position, located on the upper surface, of the interior of the bending machine body, the bending machine body comprises a bending groove and an outer frame, and the bending groove is formed in the position, located on the upper surface, of the interior of the outer frame. The fixing structure comprises a first fixing plate block, a second fixing plate block, a first screw hole, an electric push rod first connecting plate block, a bolt and a second screw hole. According to the ste