Rapid clamping structure of downward moving type bending machine

The utility model discloses a quick clamping structure of a downward moving type bending machine, which relates to the technical field of bending machines and is characterized by comprising a bottom plate, lug plates are fixedly connected to the side walls of four corners of the bottom plate, a fixed plate is fixedly connected to one end of the upper end face of the bottom plate, and a vertical plate is fixedly connected to the other end of the upper end face of the bottom plate. Two sliding rods are fixedly connected between the vertical plate and the fixed plate, a movable plate is connected to the two sliding rods in a sliding mode, a threaded rod is rotationally connected between the vertical plate and the fixed plate, the lower end of the movable plate is connected with the threaded rod in a meshed mode, and the end, penetrating through the vertical plate, of the threaded rod is connected with a handle in a sliding mode. Therefore, the movable plate can be matched with the fixed plate to clamp the dies w