Novel device for automatically doubling up photographic paper

• Main Authors: YUAN WEIJUN, HE JUNJUN, DENG YIQIANG
• Format: Patent
• Language: Chinese; English
• Published: 28.11.2012
• Subjects: MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNERANALOGOUS TO PAPER; MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD ORMATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; PERFORMING OPERATIONS; TRANSPORTING; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUSTO PAPER

The invention discloses a novel device for automatically doubling up photographic paper, which comprises first and second paper feeding roller groups (1 and 2) positioned on the same horizontal plane, and a third paper feeding roller group (3) positioned on a vertical plane in the middle of the first and the second paper feeding roller groups (1 and 2), wherein the photographic paper (4) is fed from the first paper feeding roller group (1) or the second paper feeding roller group (2) and is extruded by the relative motions of the first and the second paper feeding roller groups (1 and 2) so that the photographic paper (4) is fed into the third paper feeding roller group (3) and is delivered out after being folded; and a horizontal channel (5) is formed between the first and the second paper feeding roller groups (1 and 2), a vertical channel (6) is formed on the third paper feeding roller group (3), and the horizontal channel (5) is communicated with the vertical channel (6). The novel device for automaticall