Lifting mechanism of forming die

The utility model discloses a lifting mechanism of a forming die, which comprises an upper machine body and a lower machine body, the upper machine body is provided with a die support plate through a buffer mechanism, and the die support plate is provided with an upper forming die; a lower die base is installed at the top of the lower machine body, an upper forming die and an ejector rod are installed at the top end of the lower die base, the ejector rod is sleeved with a buffer spring, a ball head is installed at the bottom end of the ejector rod, a transition plate is installed on the lower machine body, an air cylinder is installed on the transition plate, and an inclined block is driven by the air cylinder. According to the utility model, the lower die holder is a special part, the lower forming die is arranged in the lower die holder, the surface height of the lower forming die is not higher than that of a common punching die, and when the common punching die is used, scratches on the surface of a plate