Cutting device with building steel structure length measuring function

The utility model discloses a cutting device with a building steel structure length measuring function, which comprises a fixed seat, a measuring seat I and a cutting device, the measuring seat I and the measuring seat II are fixedly welded at the top of the fixed seat, the measuring seat I and the measuring seat II are parallel and aligned with each other, the top of the measuring seat I and the measuring seat II is provided with a chute, and the side surfaces of the measuring seat I and the measuring seat II are provided with scale marks. The top of the first measuring seat and the top of the second measuring seat are provided with movable clamps, the two movable clamps are of the same structure, the rear ends of the two movable clamps are fixedly welded together through a connecting frame, one end of the first measuring seat is provided with a cutting device, one side of the fixing seat is connected with a supporting block through a limiting frame bolt, and the front end of the supporting block is fixedly