Plastic packaging device for sauced roast duck production

The utility model discloses a plastic packaging device for sauced roast duck production, and relates to the technical field of plastic packaging devices. The plastic packaging machine comprises a plastic packaging machine and a sealing top cover, a fixing mechanism and a deflation mechanism are arranged on the plastic packaging machine, and the fixing mechanism comprises a connecting assembly, a clamping assembly and a reset assembly; the connecting assembly comprises a motor fixedly connected to the surface of the right side of the plastic packaging machine, a sliding groove is formed in the inner wall of the plastic packaging machine, the output end of the motor is fixedly connected with a bidirectional threaded rod, the bidirectional threaded rod extends into the sliding groove, and the bidirectional threaded rod is rotationally connected with the plastic packaging machine. Two sliding blocks are in threaded connection with the two-way threaded rod, and clamping plates are hinged to the top faces of the sl