| 摘要 |
The present invention relates to a corrugated cardboard manufacturing apparatus to manufacture a corrugated cardboard within a range of maximum width of the corrugated cardboard which can be manufactured. The apparatus includes: first and second front sheet supply roll units each supplying a first front sheet and a second front sheet having the same or different width, whereby the total width of the first and second front sheets is within the maximum width; first and second corrugated medium paper supply roll units each supplying a first corrugated medium paper and a second corrugated medium paper having a width corresponding to those of the first and second front sheet between a pair of main recessed forming rolls which are rotated to form the first and second corrugated mediums; first and second rear sheet supply roll units each supplying a first rear sheet and a second rear sheet having a width corresponding to those of the first and second front sheets; and a bonding unit of the front sheets, the corrugated mediums and the rear sheets supplied from the front sheet supply roll units, the corrugated medium paper supply roll units, and the rear sheet supply roll units to form the corrugated cardboard. |
