Riveting mechanism

The riveting mechanism comprises a workbench, a hydraulic cylinder and a riveting head, one side of the upper surface of the workbench is connected with a supporting plate, one side of the top end of the supporting plate is connected with a top plate, the hydraulic cylinder is arranged at the bottom of the top plate, the bottom end of the hydraulic cylinder is connected with a connecting block, and the bottom end of the connecting block is connected with a movable plate. The riveting head is arranged at the bottom end of the movable plate, buffer springs are connected to the two sides of the bottom end of the movable plate, a pressing plate is connected to the ends, away from the movable plate, of the buffer springs, damping mechanisms are connected to the four ends of the bottom of the workbench, and each damping mechanism comprises a springback column, a fixing sleeve, a supporting spring and a damping ring. The buffering spring and the material pressing plate can press and fix an object to be riveted, so t