Automatic stamping forming production line for sealing elements

The utility model discloses an automatic punch forming production line for sealing elements. The punching machine comprises a punching machine body, two supporting blocks are fixedly connected to theupper surface of a supporting table of the punching machine body. A supporting table is fixedly connected to the supporting block; a groove is formed in the supporting table; and a containing plate ismovably connected to the interior of the groove, the containing plate penetrates through the sliding groove through a fixing rod to be movably connected with the groove, a reset spring is fixedly connected to the top face of the interior of the sliding groove, and the bottom end of the reset spring is fixedly connected with the upper surface of the fixing rod. By means of the linkage relation among the supporting blocks, the supporting table, the grooves, the containing plate, the fixing rods, the sliding grooves and reset springs, a buffering effect is achieved on the containing plate duringwork, the service life of