JPH0263305U

JPH0263305U -

Info

Publication number: JPH0263305U
Application number: JP1988142124U
Authority: JP
Priority date: 1988-10-31
Filing date: 1988-10-31
Publication date: 1990-05-11
Anticipated expiration: 2003-10-31
Also published as: JPH0730492Y2

Description

[Brief explanation of drawings]

第１図乃至第１２図は本考案の第１実施例を示
し、第１図Ａ，Ｂは袋口捻回状態を示す斜視図、
第２図は第１図ＡのＡ―Ａ線断面図、第３図は捻
回装置の断面図、第４図Ａ乃至Ｆは包装工程を示
す概略説明図、第５図は全体縦断面図、第６図は
全体平面図、第７図は折込装置及び開放装置を示
す斜視図、第８図は上部シール装置を示す斜視図
、第９図は後部シール・切断装置を示す斜視図、
第１０図は後部シール・切断装置の断面図、第１
１図は引張装置を示す斜視図、第１２図はフイル
ム折込、脱気及び捻回シール装置を示す斜視図、
第１３図、第１４図は従来例を示す斜視図である
。２Ｃ……袋、２Ｄ……前部余剰部分（袋口）、
２Ｅ……袋口食み出し部分、９９……挾圧部材、
１００……挾圧面、１０２……突起、１０３……
挿入孔（挿入部）。 1 to 12 show a first embodiment of the present invention, and FIGS. 1A and 1B are perspective views showing the bag opening in a twisted state;
Figure 2 is a cross-sectional view taken along the line A--A in Figure 1A, Figure 3 is a cross-sectional view of the twisting device, Figures 4A to F are schematic illustrations showing the packaging process, and Figure 5 is a longitudinal cross-sectional view of the whole. , FIG. 6 is an overall plan view, FIG. 7 is a perspective view showing the folding device and opening device, FIG. 8 is a perspective view showing the upper sealing device, and FIG. 9 is a perspective view showing the rear sealing/cutting device.
Figure 10 is a sectional view of the rear sealing and cutting device,
Fig. 1 is a perspective view showing a tensioning device, Fig. 12 is a perspective view showing a film folding, degassing and twist sealing device;
FIGS. 13 and 14 are perspective views showing conventional examples. 2C...Bag, 2D...Front surplus part (bag mouth),
2E...Protruding portion of the bag mouth, 99...Pinching pressure member,
100... Clamping pressure surface, 102... Protrusion, 103...
Insertion hole (insertion part).

Claims

[Scope of utility model registration request]

In a bag placed on a tray and containing a package, the opening of the bag is clamped and twisted by the clamping surfaces of a pair of clamping pressure members, wherein the clamping pressure members are moved in the longitudinal direction of the bag. 1. A bag opening twisting device for a packaging apparatus, characterized in that the bag opening is formed into an elongated shape, and one protrusion is provided on one clamping pressure surface, and an insertion portion for the protrusion is provided on the other clamping pressure surface.