Superposed production line for bagged cargoes

The invention provides a superposed production line for bagged cargoes and belongs to the technical field of packaging machinery. The problem how to reduce the cost while improvement of the working efficiency of a production line is ensured is solved. The superposed production line for bagged cargoes comprises a feeding channel, a discharging device I and a discharging device II, wherein the discharging device I is located below the side of the discharging end, a material separating and conveying belt assembly which is same as the feeding channel in conveying direction and can be moved from the position above the feeding channel is arranged above the discharging device I, the inlet end of the material separating and conveying belt assembly is connected with the discharging end of the feeding channel, the discharging device II is located below the side of the outlet end of the material separating and conveying belt assembly, and the discharging device II and the discharging device I are linearly arranged in th