The utility model provides a forge crowdedly and liftout device under swaging machine tool press is mechanical, including setting up the bent axle on the fuselage, bent axle one end is passed the fuselage and is installed eccentric cover, off -centre is sheathe in and is installed the connecting rod, the connecting rod lower extreme hinges has last pull rod, last pull rod lower extreme passes through belleville spring and is connected with the lower link, the lower link lower extreme is articulated with lever one end, it installs on the support respectively to go up pull rod and lower link, the support is connected with the fuselage, the lever middle part is equipped with microscler hole, the microscler downthehole third round pin axle of installing, third round pin axle sets up on the support that links firmly bottom the fuselage, the lever other end is equipped with the gyro wheel, the gyro wheel is connected with liftout seat bottom contact, liftout seat upper end is equipped with the roof, the roof both sides are equipped with the cylinder respectively, the roof upper end is equipped with a plurality of ejector pins of going up, it installs in the workstation to go up the ejector pin, it has forges crowdedly or tensile or asynchronous ejecting function in step, the usage is diversified, under forge crowdedly or pushing force big or small adjustable, prevent overload, long service lifetime, high product quality, etc.