A cardboard box dividing device and a cardboard box production device include: lower conveyors on which a plurality of connected cardboard box bodies are stacked and transported; upper conveyors disposed so as to face the lower conveyors from above and supporting upper portions of the plurality of stacked connected cardboard box bodies; a pressing device pressing, from above, the plurality of connected cardboard box bodies stacked on the lower conveyors; a cutting knife disposed along a width direction of the connected cardboard box body and dividing the plurality of connected cardboard box bodies stacked on the lower conveyors into a front part and a rear part; and a lifting/lowering device relatively moving the cutting knife and the plurality of connected cardboard box bodies on the lower conveyors along an up-down direction.

A cardboard box dividing device includes lower conveyors on which a plurality of connected cardboard box bodies are stacked and transported; an upstream side positioning member and a downstream side positioning member movable along a transport direction and a thickness direction of each connected cardboard box body in upstream and downstream portions of the lower conveyors; a positioning drive device capable of independently moving the upstream side positioning member and the downstream side positioning member; a pressing device pressing, from above, the plurality of connected cardboard box bodies stacked on the lower conveyors; a cutting knife disposed along a width direction of the connected cardboard box body and dividing the plurality of connected cardboard box bodies stacked on the lower conveyors into a front part and a rear part; and a lifting/lowering device relatively moving the plurality of connected cardboard box bodies and the cutting knife along an up-down direction.

A cardboard box dividing device includes lower conveyors on which a plurality of connected cardboard box bodies are stacked and transported; a pressing device pressing, from above, the plurality of connected cardboard box bodies stacked on the lower conveyors; a cutting blade disposed along a width direction of the connected cardboard box body and dividing the plurality of connected cardboard box bodies stacked on the lower conveyors into a front part and a rear part; a lifting/lowering device relatively moving the plurality of connected cardboard box bodies on the lower conveyors and the cutting blade along an up-down direction; and a control device controlling the pressing device based on a lifting/lowering height of a loading upper conveyor at a time when a pressing reaction force at a time when the loading upper conveyor presses the plurality of stacked connected cardboard box bodies reaches a preset reference pressing reaction force.

A cardboard box dividing device and a cardboard box production device include: lower conveyors on which a plurality of connected cardboard box bodies are stacked and transported; upper conveyors disposed so as to face the lower conveyors from above and supporting upper portions of the plurality of stacked connected cardboard box bodies; a pressing device pressing, from above, the plurality of connected cardboard box bodies stacked on the lower conveyors; a cutting knife disposed along a width direction of the connected cardboard box body and dividing the plurality of connected cardboard box bodies stacked on the lower conveyors into a front part and a rear part; and a lifting/lowering device relatively moving the cutting knife and the plurality of connected cardboard box bodies on the lower conveyors along an up-down direction.

A cardboard box dividing device includes lower conveyors on which a plurality of connected cardboard box bodies are stacked and transported; a pressing device pressing, from above, the plurality of connected cardboard box bodies stacked on the lower conveyors; a cutting blade disposed along a width direction of the connected cardboard box body and dividing the plurality of connected cardboard box bodies stacked on the lower conveyors into a front part and a rear part; a lifting/lowering device relatively moving the plurality of connected cardboard box bodies on the lower conveyors and the cutting blade along an up-down direction; and a control device controlling the pressing device based on a lifting/lowering height of a loading upper conveyor at a time when a pressing reaction force at a time when the loading upper conveyor presses the plurality of stacked connected cardboard box bodies reaches a preset reference pressing reaction force.

A cardboard box dividing device and a cardboard box production device are provided with: lower conveyors on which a plurality of connected cardboard box bodies are stacked and transported; a pressing device pressing the plurality of connected cardboard box bodies stacked on the lower conveyors from above; a cutting knife disposed along a width direction of the connected cardboard box bodies and dividing the plurality of connected cardboard box bodies stacked on the lower conveyors into a front part and a rear part; and a lifting/lowering device lifting and lowering the lower conveyors and the pressing device.

A cardboard box dividing device includes lower conveyors on which a plurality of connected cardboard box bodies are stacked and transported; an upstream side positioning member and a downstream side positioning member movable along a transport direction and a thickness direction of each connected cardboard box body in upstream and downstream portions of the lower conveyors; a positioning drive device capable of independently moving the upstream side positioning member and the downstream side positioning member; a pressing device pressing, from above, the plurality of connected cardboard box bodies stacked on the lower conveyors; a cutting knife disposed along a width direction of the connected cardboard box body and dividing the plurality of connected cardboard box bodies stacked on the lower conveyors into a front part and a rear part; and a lifting/lowering device relatively moving the plurality of connected cardboard box bodies and the cutting knife along an up-down direction.

A cardboard box dividing device and a cardboard box production device are provided with: lower conveyors on which a plurality of connected cardboard box bodies are stacked and transported; a pressing device pressing the plurality of connected cardboard box bodies stacked on the lower conveyors from above; a cutting knife disposed along a width direction of the connected cardboard box bodies and dividing the plurality of connected cardboard box bodies stacked on the lower conveyors into a front part and a rear part; and a lifting/lowering device lifting and lowering the lower conveyors and the pressing device.