Title:
BUCKLE FOLDING UNIT AND SHEET-FED FOLDING MACHINE INCLUDING THE BUCKLE FOLDING UNIT
Document Type and Number:
Japanese Patent JP2017024911
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a buckle folding unit and a sheet-fed folding machine including the buckle folding unit capable of advantageously improving the quality of the fold.SOLUTION: A buckle folding unit for sheets 1000 includes: a folding plate 33 and three rollers 32.1, 32.2, 32.3 that form a transport roller pair 32.1, 32.2 and a folding roller pair 32.2, 32.3; and at least one blown-air nozzle 40 for guiding the sheet elements 1000. The blown-air nozzle 40 emits a blown-air jet 42 in a direction radial to a common roller 32.2 of the transport roller pair and the folding roller pair. The air jet places the sheet against the surface of the common roller 32.2 and guides it into a nip of the folding roller pair in a defined way.SELECTED DRAWING: Figure 3
Inventors:
MARTIN HAUPT-TERLAU
Application Number:
JP2016140475A
Publication Date:
February 02, 2017
Filing Date:
July 15, 2016
Export Citation:
Assignee:
HEIDELBERGER DRUCKMASCH AG
International Classes:
B65H45/14
Attorney, Agent or Firm:
Einzel Felix-Reinhard
Junichi Maekawa
Hiroyasu Ninomiya
Ueshima
Junichi Maekawa
Hiroyasu Ninomiya
Ueshima
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