摘要 |
The device has a conveyor (1) for transporting a cardboard (9) in a stable manner, and a flexion device (2) installed on a side of the conveyor. The flexion device includes a guiding rod (21) permitting to fold the cardboard for forming a defined folded angle. A shaped impression device (3) is installed at an interior of the flexion device for forming an impression on each sides of a cardboard fold line. The printing device is located at a position, where the cardboard is folded by the rod to an angle lower than 90 degrees. |