Punching block die for multi-station punching of automobile floor longitudinal beam

The utility model discloses a stamping block die for multi-station stamping of an automobile floor longitudinal beam, which comprises a base, supporting columns are fixedly connected to four corners of the top of the base, a same top plate is fixedly connected to the tops of the four supporting columns, and three hydraulic cylinders are fixedly connected to the top of the top plate. The telescopic end of the hydraulic cylinder penetrates through the top plate, extends out of the top plate and is fixedly provided with an upper die assembly, and a lower die is fixedly installed at the position, corresponding to the upper die assembly, of the top of the base. Through mutual cooperation of the upper die frame, the base plate, the upper punching die plate, the mounting groove, the mounting block, the punching block, the round hole, the fixing mechanism, a moving groove, a fixing rod, a pulling plate, a threaded column, a threaded clamping sleeve, a base, a top plate and a hydraulic cylinder, the punching block can