Title:
APPARATUS FOR AUTOMATICALLY STACKING PILES OF PAPER
Document Type and Number:
WIPO Patent Application WO/1988/010226
Kind Code:
A1
Abstract:
This apparatus for automatically stacking a plurality of piles of paper is adapted to automatically carry out operations for taking out a plurality of piles of printing paper, each of which has been packaged in a respective packaging paper, from each packaging paper, and stacking the unpacked piles of printing paper in order. The apparatus is provided with a carry-out lifter (23) on which packages of paper (packaged piles of paper) (22) are stacked, a push means (33) for feeding forward the upper-most package of paper (22) on the carry-out lifter (23), cutter means (65, 66) for cutting open the front end and both sides of the front portion of the packaging paper (34) when the package (22) is fed, a packaging paper peeling means (90) for peeling the opened packaging paper (34) upward and downard so as to expose the front portion of the sheets of paper (28) therein to the outside thereof, and a sheets of paper gripping means (140) for gripping the front end portion of a pile of paper (28), withdrawing the same from within the packaging paper (34) and stacking the same on a carry-in lifter (29). A paper slip-off preventing means (91) for furnishing the pile of paper (28) with firmness before the paper is withdrawn from the packaging paper (34), and a paper loosening means provided with a roller conveyor (141) and blower nozzles (191), which are used to loosen the sheets of paper (28) being transferred, are also installed when required.
Inventors:
HOSODA KENJI (JP)
Application Number:
PCT/JP1988/000542
Publication Date:
December 29, 1988
Filing Date:
June 06, 1988
Export Citation:
Assignee:
YOSHIN CO LTD (JP)
International Classes:
B65B69/00; B65H1/08; B65H1/26; B65H3/24; B65H3/60; B65H5/00; (IPC1-7): B65H3/24; B65B69/00; B65H1/26; B65H3/00
Foreign References:
| JPS623056B2 | 1987-01-23 | |||
| JP4948711B | ||||
| JPH06111330A | 1994-04-22 | |||
| JPH06133921A | 1994-05-17 |
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