Expansion die carrier quick die change device

The utility model provides an expansion die carrier quick die change device, includes, the die carrier is including tourus and panel, the through -hole is evenly seted up along circumference to the tourus, and central through -hole is established to the panel, and central through -hole inner edge corresponds each through -hole and establishes the guide slot, evenly set up the hole for hoist along circumference on the panel, a plurality of mould mechanisms correspond the setting of die carrier through -hole, include, and the locking board, its central authorities establish plants in die carrier tourus through -hole lug, and the central through hole is established to locking board central authorities and lug, the ejector pin, one end auto -lock tie plate central through hole inserts in the die carrier, the ejector pin nut is established to the ejector pin outer end, spring, cover are located the ejector pin and are inserted on one's body the pole in the die carrier, and its one end is supported to lean on and i