Carton erector refers to automatically complete unpacking, forming, and bottom folding. And now complete the next part of the adhesive tape, open the box board stacked into cardboard, the bottom of the box is folded according to a certain procedure, and sealed with tape and then delivered to the special equipment of the boxing machine. Automatic carton forming machine and automatic unpacking machine are the assembly line equipment for automatic unpacking of large batches of cartons, automatic folding of the lower cover and automatic sealing of the bottom tape. The machine is controlled by PLC+ display screen, which is greatly convenient for operation and is essential for automated large-scale production.