JPS61115621U

JPS61115621U -

Info

Publication number: JPS61115621U
Application number: JP20158284U
Authority: JP
Priority date: 1984-12-29
Filing date: 1984-12-29
Publication date: 1986-07-22

Description

[Brief explanation of drawings]

第１図〜第４図は本考案の第１実施例を示し、
第１図は外観斜視図、第２図は第１図の′断
面図、第３図は第１図のＹＹ′断面図、第４図は
上部ロールの分解斜視図、第５図は本考案の第２
実施例における上部ロールの斜視図、第６図は本
考案の第３実施例における上部ロールの正面図で
折目とミシン目との間隔をイは広くロは狭く調節
した例を示す。第７図はミシン目を有する封筒の
一実施例を示す要部正面図で、イは封をする前、
ロは封をした時、ハは開封する時の形態を示す。
第８図はミシン目を有する封筒の他の実施例を示
す要部正面図で、イは封をする前、ロは封をした
時の形態を示す。符号、１は上部ローラ、３は折目刃、４は巾決
めロール、５はミシン目刃、２２は折目、２３は
ミシン目。 1 to 4 show a first embodiment of the present invention,
Fig. 1 is an external perspective view, Fig. 2 is a sectional view of Fig. 1, Fig. 3 is a YY' sectional view of Fig. 1, Fig. 4 is an exploded perspective view of the upper roll, and Fig. 5 is a cross-sectional view of the present invention. the second of
FIG. 6 is a perspective view of the upper roll in the embodiment, and FIG. 6 is a front view of the upper roll in the third embodiment of the present invention, showing an example in which the distance between the fold and the perforation is adjusted to be wide (A) and narrow (B). FIG. 7 is a front view of the essential parts of an embodiment of an envelope with perforations, and A is a front view of the main part of the envelope before sealing.
B indicates the form when sealed, and C indicates the form when opened.
FIG. 8 is a front view of a main part showing another embodiment of an envelope having perforations, in which A shows the form before sealing and B shows the form when sealed. 1 is the upper roller, 3 is the folding blade, 4 is the width determining roll, 5 is the perforation blade, 22 is the fold, and 23 is the perforation.

Claims

[Scope of Claim for Utility Model Registration] (1) A roller that is equipped with a blade for making folds and a blade for making perforations at equal intervals on both sides, and another roller that is pressed against this roller are rotated to produce envelopes, etc. A crease/perforation machine that is characterized by simultaneously making a crease in the opening part and making perforations on both sides of the crease. (2) The crease described in Claim 1 of the Utility Model Registration Claim in which the positions of the protruding cutting blades of the two blades that make the perforation are alternately shifted in a staggered manner.
Perforation machine. (3) A plurality of width adjustment rolls with different widths are provided between the blade for making the crease and the blade for making the perforation, and the distance between the crease and the perforation can be adjusted by replacing the width adjustment rolls. 1. A folding/perforating machine according to claim 1, which is capable of freely adjusting the folding/perforating machine.