Stamping structure of heat exchange fins

The utility model relates to the technical field of stamping equipment, and discloses a stamping structure of a heat exchange fin, which comprises a stamping head and a stamping seat, the bottom of the stamping head is provided with a notch, a fixed rod is fixedly mounted in the notch, the outer surface of the fixed rod is movably sleeved with a first spring and a movable plate in sequence from left to right, and the first spring is connected with the movable plate. And the bottom of the movable plate is movably sleeved with a stamping knife. According to the stamping device, the first spring, the movable plate, the stamping cutter and the threaded rod are arranged, and the threaded rod is matched with the stamping head, so that the threaded rod can rotate along the inner side of the stamping head and extrude the movable plate, the stamping cutter can be driven to move towards the inner side, and meanwhile when the threaded rod rotates towards the outer side of the stamping head, the stamping cutter can be dr