Bottom edge pressing device of zip-top can forming machine

The utility model discloses a bottom edge pressing device of a zip-top can forming machine. The bottom edge pressing device comprises an equipment frame. The first hydraulic cylinder is arranged at the top of the equipment frame; the top die is arranged at the bottom of the first hydraulic cylinder; the cooling assembly is arranged on one side of the equipment frame; the cooling assembly comprises a draught fan, an air pipe and a ventilation hole. According to the bottom edge pressing device of the zip-top can forming machine, a motor is arranged to drive a screw rod to rotate in a spiral groove in a movable plate, so that the movable plate on the two sides can drive an edge pressing ring on a fixed frame to move, and then the position of the edge pressing ring can be conveniently moved; the fixing rods at the bottom can be pushed to move through the hydraulic cylinders, so that people can conveniently and properly adjust the height of the blank holder, the pressure of the aluminum material of the zip-top can