Adjustable plate bending die

The utility model discloses an adjustable plate bending die, which belongs to the technical field of plate bending dies and comprises a base, a plate bending mechanism arranged at the top of the base, a plurality of baffles arranged on two sides of the plate bending mechanism, a first angle measuring frame arranged on one side of the base, a second angle measuring frame connected to the other side of the base, and a first protractor arranged on the front side of the base. A second protractor bending plate mechanism is arranged on the back face of the base and provided with a screw hole, a screw is arranged in the screw hole, and a nut is arranged at one end of the screw. Through the arrangement of the plate bending mechanism, the screws and the nuts, bending plates of different sizes can be installed according to field operation conditions, the production rate is improved, through the arrangement of the first protractor, the second protractor, the first angle measuring frame and the second angle measuring fra