Steel plate bending device

The utility model provides a steel plate bending device which comprises a working frame and a clamping mechanism. The top of the working frame is fixedly connected with a connecting column, the top of the connecting column is fixedly connected with a top plate, and the bottom of the working frame is fixedly connected with a bottom plate; the clamping mechanism is arranged above the bottom plate, the clamping mechanism comprises a lower clamping plate, an upper clamping plate, a stud, a rubber pad and a turntable, the upper clamping plate is arranged above the lower clamping plate, the inner wall of the upper clamping plate is in threaded connection with the stud, the bottom of the stud is fixedly connected with the rubber pad, and the top of the stud is fixedly connected with the turntable. According to the steel plate bending device, the problems that in the machining process of part of existing steel plate bending devices, a user needs to control a steel plate and position the steel plate to prevent bending