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Title:
METHOD AND APPARATUS FOR PREVENTING BLOCKING OF STACKING BLANK
Document Type and Number:
Japanese Patent JP2001121224
Kind Code:
A
Abstract:

To provide a blocking prevention technology of a stacking blank capable of smoothly conducting peeling and reparation of flank sheet by sheet at a stacker and preventing line stop due to feeding of many sheets.

In a method that the protrusion 19 functioning as a spacer between intermediate sheets adjacent to up/down stacked intermediate sheets is formed at the end edge part of the intermediate sheet 32 and blocking of the intermediate sheets up/down lapped is prevented by the protrusion 19, the protrusion 19, when cutting out the intermediate sheet 32 from a large sheet of a blank with using a slitter 2, by mounting a punch 3 to a cutter 13 of the slitter 2, the intermediate sheet is formed by working of the punch 3 simultaneously with the cutting action of the slitter 13.


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Inventors:
NAKANISHI HIROSHI
OKADA AKIRA
Application Number:
JP30566599A
Publication Date:
May 08, 2001
Filing Date:
October 27, 1999
Export Citation:
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Assignee:
TOYO SEIKAN KAISHA LTD
International Classes:
B21D31/00; B21D43/24; B65G57/00; (IPC1-7): B21D31/00
Attorney, Agent or Firm:
Kawai Haruo