The invention relates to a packaging
production line used for multi-product collective packaging. The packaging
production line comprises a main conveying belt, a plastic demounting support
machine, a feeding conveying belt, a coding
machine, a feeding
manipulator, a box demounting
machine, a box packing and sealing machine, a box unpacking machine, an integral code layer box filling machine, a box sealing machine and a control cabinet. The packaging
production line is characterized in that the plastic demounting support machine, the feeding
manipulator, the box unpacking machine and the box packing and sealing machine are sequentially connected via the main conveying belt, the coding machine is mounted on the lower portion of the feeding conveying belt, the feeding
manipulator is arranged right above the main conveying belt and higher than the feeding conveying belt, and the main conveying belt, the plastic demounting support machine, the feeding conveying belt, the coding machine, the feeding manipulator, the box demounting machine, the box packing and sealing machine, the box unpacking machine, the integral code layer box filling machine and the box sealing machine are electrically connected with a
control system in the control cabinet.