The cartoner features intermittent operation, PLC control, simple structure and easy maintenance. It can complete job from automatic carton opening, inserting product into box, sealing the box and printing the batch number. In case where no object needs to be packaged, the machine will not suck down the carton. This automatic cartoning machine can be used alone or be linked with a blister packaging machine, hot melt adhesive dispensing equipment or other devices to form a complete production line.