Packaging machine

The utility model discloses a packaging machine, which comprises a base and a machine body frame arranged on the base, and is characterized in that the base is provided with a material conveying device capable of conveying packaging bags and plastically packaging the packaging bags in the conveying process, and the base is provided with an annular feeding structure connected with the material conveying device; bag stroking equipment capable of stroking a bag opening of a packaging bag straight, bag screwing equipment capable of screwing the bag opening of the packaging bag, a strapping machine, a nailing machine and auxiliary nailing equipment capable of enabling the nailing machine to be aligned with the bag opening of the packaging bag are arranged on the base. The whole machine is provided with the conveying station, the thermoplastic sealing station, the bag stroking station, the bag twisting station, the binding belt station, the nailing station and the delivery station at the same time, due to the fact