Packaging die cutting shaping device and shaping method

The invention belongs to the technical field of die cutting shaping devices, and particularly relates to a packaging die cutting shaping device and a shaping method.The packaging die cutting shaping device comprises a top frame, an alternate lifting assembly is installed below the top frame, a connecting frame is fixedly connected to the lower portion of the right half part of the alternate lifting assembly, and a fixing frame is fixedly installed below the left half part of the alternate lifting assembly; a supporting plate is fixedly connected to the bottom of the fixing frame, a synchronous adjusting assembly is installed on the surface of the supporting plate, a first pressing rod is attached to the left side of the supporting plate, a second pressing rod is arranged on the rear side of the first pressing rod, a third pressing rod is arranged at the front end of the first pressing rod, and a fifth pressing rod is attached between the third pressing rod and the second pressing rod. According to the device,