Top die horizontal movement device of multiple pressure head plate bending machine

The utility model relates to a top die horizontal movement device of a multiple pressure head plate bending machine, which comprises a plate bending machine body (1), a guide rail (23), a top die (6), and a driving device making the top die (6) move, wherein the plate bending machine body (1) is provided with stand columns (4), support seats (5) and a bottom die (21), the upper ends of the stand columns (4) are provided with the support seats (5), the guide rail (23) is arranged on the support seats (5), the top die (6) is arranged on the guide rail (23) through a bracket, the bracket of the top die (6) is connected with the guide rail (23) in a sliding mode, the top die (6) is arranged corresponding to the bottom die (21), the driving device is connected with the bracket of the top die (6), and the moving direction of the top die (6) is perpendicular to the feeding and discharging directions of a plate. After the horizontal movement device of the top die (6) is adopted, the height and the center of gravity o