Box-shaped transparent film three-dimensional packaging machine

The invention provides a box type transparent film three-dimensional packing machine, which consists of a machine frame, a material feeding work bench, a rotary tower and a material discharging work bench and is provided with a film cutting device, a presealing device, a long sealing device, a side heming device, a side sealing device and a forming device, wherein the film cutting device is matched with the material feeing work bench; the presealing device and the long sealing device are matched with the rotary tower; the side heming device, the side sealing device and the forming device are matched with the material discharging work bench; a main shaft of the rotary tower, and the presealing device and the long sealing device which are matched with the rotary tower are all arranged on an elevating vertical plate on the machine frame; a fastening bolt passes through an elongated slot hole on the elevating vertical plate and is fixed on the machine frame; the head of the fastening bolt tightly presses the elevating vertical plate to make the elevating vertical plate fixed at the set height on the machine frame; the machine frame is provided with two vertical plate righting blocks which are positioned on both sides of the elevating vertical plate; a lock is closely arranged behind a righting screw on each vertical plate righting block; and the righting screw presses against the side edge of the elevating vertical plate to right the elevating vertical plate. The box type transparent film three-dimensional packing machine can be conveniently applicable to packing boxes with different specifications and has the advantages of fast adjustment and correctness.