CN1551850A - Stand-up pouch for packaging food products - Google Patents

Stand-up pouch for packaging food products Download PDF

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Publication number
CN1551850A
CN1551850A CNA028172434A CN02817243A CN1551850A CN 1551850 A CN1551850 A CN 1551850A CN A028172434 A CNA028172434 A CN A028172434A CN 02817243 A CN02817243 A CN 02817243A CN 1551850 A CN1551850 A CN 1551850A
Authority
CN
China
Prior art keywords
pipe
bag
roof
rear wall
seal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CNA028172434A
Other languages
Chinese (zh)
Other versions
CN100422058C (en
Inventor
S・约哈里
S·约哈里
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tetra Laval Holdings and Finance SA
Original Assignee
Tetra Laval Holdings and Finance SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tetra Laval Holdings and Finance SA filed Critical Tetra Laval Holdings and Finance SA
Publication of CN1551850A publication Critical patent/CN1551850A/en
Application granted granted Critical
Publication of CN100422058C publication Critical patent/CN100422058C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
    • B65B9/10—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs
    • B65B9/20—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs the webs being formed into tubes in situ around the filling nozzles
    • B65B9/2042—Means for altering the cross-section of the tube filling opening prior to transversal sealing, e.g. tube spreading devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10—Applying or generating heat or pressure or combinations thereof
    • B65B51/26—Devices specially adapted for producing transverse or longitudinal seams in webs or tubes
    • B65B51/30—Devices, e.g. jaws, for applying pressure and heat, e.g. for subdividing filled tubes
    • B65B51/306—Counter-rotating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
    • B65B9/10—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs
    • B65B9/20—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs the webs being formed into tubes in situ around the filling nozzles
    • B65B9/207—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs the webs being formed into tubes in situ around the filling nozzles the web advancing continuously
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/008—Standing pouches, i.e. "Standbeutel"
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
    • B65B9/10—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs
    • B65B9/20—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs the webs being formed into tubes in situ around the filling nozzles
    • B65B9/2056—Machines for packages of special type or form

Abstract

A stand-up pouch (1) made from a continuous tube (15) of web packaging material (3) and including a base wall (4), a top wall (5), front wall (6) and a back wall (7); the front wall (6) and back wall (7) are joined together by seals (10) extending along their respective lateral edges (11) and formed by transversally sealing the tube (15) of web packaging material (3), base and top walls (4, 5) are folded between the front and back walls (6, 7) and have respective lateral edges (12) doubled and sealed between the lateral edges (11) of front wall (6) and back wall (7).

Description

The butt-ended bag that is used for packaged food
Technical field
The present invention relates to a kind of butt-ended bag that is used for packaged food.
Background technology
As is known, the especially pourable food of numerous food product is all sold in the packing of being made by aseptic packaging material as fruit juice, UHT (uht) milk, wine, catsup etc.
Packing have multiple-structure, it comprises one deck lamination coating such as ply of paper, all be coated with heat-sealing plastics such as poly layer on the two sides of ply of paper, in the aseptic packaging that is used for long-term storage product such as UHT milk, packing also comprise oxidation prevention material layer, it for example forms by being layered in the aluminium film of heat-sealing on the plastic layer, and this aluminium film is sealed plastic layer by another again and covers, and the latter has finally formed the inside face with the packing of Food Contact.
An exemplary of this packing is to be used for liquid or pourable food such as the parallelepiped-shapepackage package of TetraBrik Aseptic (registered trade mark (RTM)), this packing is formed by the continuous pipe of packing, and described pipe obtains in the following manner: bending also is sealed longitudinally the packing volume; On wrapping machine, come packing are involved in row sterilization by applying chemical bactericide such as superoxol, this bactericidal agent after sterilization for example by heating evaporation the surface from packing remove; And the packing after this sterilization volumes remained under the osed top gnotobasis, to its fold and longitudinal sealing with the formation vertical tube.
In pipe, fill aseptic or sterile-processed food, and pipe sealed and cut to form pillow package body (pillow pack) at the section place of spaced at equal intervals, then mechanical type is carried out in its end and be folded to form final packaging, this final packaging is relatively firmer and have definite geometric configuration.More particularly, in final packaging, vertically sealing along the sidewall of packing of pipe vertically extended, and the across seal that has formed the end of pillow package body is folded and is sealed on the bottom and roof of packing.
A kind of modification of hexahedron packing commonly used can obtain by following method: folding pillow packaging body so that across seal along the opposing sidewalls of packing and vertically seal and be on the diapire, roof is just unfettered like this; An example that has shown this modification in patent US-A-4312450, it is convenient especially when need use device for opening.
A major advantage of the packing technique of the continuous pipe of employing packing is, can realize very high speed of production.
The another way of packaging product is to use so-called butt-ended bag, is promptly rolled into by packing and has " corrugated " diapire and along the flexible pouch on three side seals, two surfaces together.
Butt-ended bag is made by the from one piece with the W structure that has formed diapire and two surfaces usually, is perhaps made by two that are sealed or three different packing.
Butt-ended bag has been used in a variety of products, compare it with other packing technique and have some advantages: butt-ended bag is very convenient to be carried, this is because they are not with the part of hard or rigidity or the solid shape in bight, the per unit product weight is only required a spot of packing, and is attractive in appearance and have the good exoergic power of putting.
Yet, shaping that the production requirement of butt-ended bag is special and stower, the cost height and the speed of these machines are slower, and therefore whole packing cost is higher.
Disclosure of the Invention
An object of the present invention is to provide a kind of later-model butt-ended bag, it can be made from the continuous pipe of packing, only needs the existing continous way shaping-stower that for example is used to produce the hexahedron packing is made seldom change.
This purpose realizes by a kind of butt-ended bag that is rolled into by packing, this butt-ended bag comprises diapire, antetheca and rear wall, it is characterized in that, this butt-ended bag also comprises roof, this roof and described diapire, antetheca and rear wall have formed the packing single piece body that is folded into tubular form together, and have two and seal continuous relative edge by first, described antetheca and described rear wall seal by second and link together, this second seals to seal laterally along the side separately of described antetheca and described rear wall and with respect to described first and extends, described diapire and roof be folded in described before, between the rear wall, and have doubling and be sealed in the described side separately between the side separately of described antetheca and described rear wall.
The invention still further relates to a kind of method of making butt-ended bag, comprise step:
It is crooked and be sealed longitudinally the packing volume forming continuous pipe,
Transmit described pipe along vertical axis,
Fill described pipe with food to be packaged, so that in described pipe, keep the product of scheduled volume,
The described pipe of preform with produce leading flank, trailing flank and two vertical recessed V-arrangement sides that link to each other with described forward and backward side and
Jaw by being provided with sealing member is to laterally sealing described pipe, and the described pipe of clamping is so that also seal the side doubling of described V-arrangement between described forward and backward side circularly, thereby formed single bag, this bag is made of the part of pipe, and has by the part of described pipe and vertically seal first sealing and by a pair of second sealing that the across seal of described pipe constitutes of forming.
Therefore, according to the present invention, this butt-ended bag can by be used to make the parallelepiped pack similar techniques at present and produce, only need existing continous way shaping-stower is made seldom change.Therefore, can obtain higher capacity rating, and compare its entire package cost with known butt-ended bag very low.
Brief description of drawings
Introduce preferred non-limiting example of the present invention below with reference to the accompanying drawings and by example, in the accompanying drawings:
Fig. 1 is the transparent view of butt-ended bag according to an embodiment of the invention;
Fig. 2 is the front elevation of bag shown in Figure 1;
Fig. 3,4 and 5 is respectively along the line III-III among Fig. 2, the cutaway view of IV-IV and V-V;
Fig. 6 is the cutaway view along the line VI-VI among Fig. 4;
Fig. 7 has shown to be used to produce according to the shaping of butt-ended bag of the present invention and the scheme drawing of device for filling;
Fig. 8 and 9 is cutaway views of VIII-VIII along the line and IX-IX;
Figure 10 schematically illustrates the step according to the method for manufacturing butt-ended bag of the present invention; With
Figure 11 schematically illustrates a kind of modification of the method shown in Figure 10 that is used to produce the rectangle butt-ended bag.
The best mode that carries out an invention
With reference to figure 1-4 and Fig. 6, label 1 is integrally represented butt-ended bag, in particular for the butt-ended bag of packaging liquid food 2 as beverage.
Bag 1 is made by single-piece laminate wrapping material 3 (seeing the enlarged detail of Fig. 5), and this laminate wrapping material 3 comprises that at least the first ply of paper 3a, the second oxidation prevention layer 3b (as aluminium foil or scribble the poly-mer of mineral, for example scribble SiO XPET, PA or EVOH), the middle hot melt tack coat 3c between the ground floor and the second layer, and formed internal heat seal 3d with the packing inside face of Food Contact.
Bag 1 comprises diapire 4, roof 5, antetheca 6 and the rear wall 7 that the single piece body by packing 3 volume forms, and these packing 3 are folded and seal with tubular form; For example, the relative edge's of constituent material sheet roof 5 and each adjacent edge on the rear wall 7 seal 9 by first and are sealed.Antetheca 6 and rear wall 7 have trapezoidal shape, its long base adjacent bottom wall 4, and the contiguous roof 5 in short base, and antetheca 6 and rear wall 7 respectively seal 10 and heat-sealing (Fig. 3) by what extend along wall 6,7 side 11 separately.Diapire 4 and roof 5 are inwardly folding in the corrugated mode, and have the side separately 12 (Fig. 5) of doubling between antetheca 6 and rear wall 7 side 11 separately, and the half of 12a on each limit 12,12b towards and heat-sealing on limit 11 separately.
The half of 12a of each of limit 12,12b has pre-laminated hole 13, promptly in the hole that only is formed on before the laminate wrapping material 3 on the ply of paper 3a.Like this, when making seal 10 and limit 11 at wall 6,7 between during conduplication side 12, half of 12a, 12b by the hot melt interlayer 3c that exposes via hole 13 bonding and " spot welding " together.As a result, the side 11 of antetheca 6 and rear wall 7 keeps interconnecting on its whole length, as shown in Figure 1.
Introduce the method for producing described butt-ended bag 1 below with reference to Fig. 7-10.
In known manner by crooked and be sealed longitudinally packing and roll up and form continuous cylindrical tube 15.The continuous of label 16 expression pipe 15 vertically seals 16, and what it was formed into product bag 1 the most at last seals 9, and this will be described hereinafter.Pipe 15 vertically A axially transmits, and by known stowage unit 17 it is filled continuously, so as in pipe the liquid of formation predetermined, this stowage unit 17 partly schematically shows in Fig. 7.
Downstream at pad device 17, by including a plurality of forming rolls 19,20 preform equipment 18 comes preform pipe 15 according to the folding line pattern (not shown) of being located on the packing 3, thereby make it become roughly polygonal cross section (Fig. 9) from round section (Fig. 8), this cross section has the flattened side 21 of two slender and parallel, 22, they constitute the antetheca 6 and the rear wall 7 of finished bag 1 the most at last, also have two recessed V- arrangement sides 23,24, they constitute the diapire 4 and the roof 5 of finished bag 1 the most at last.Vertically seal 16 along being formed at side 22 in the flattened side 21,22 and the edge between the side 24 in the V- arrangement side 23,24.
In the downstream of preform equipment 18, come laterally heat-sealing tube 15 by two pairs of jaws known per se 25, this jaw 25 is driven so that along direction A crank motion and pinch tube 15 alternately; Known to for example from patent EP-A-1101700 like that, the pipe 15 of the two pairs of jaws 25 and packing is mutual action alternately and circularly, and motion between open position (not shown) and make position (Fig. 7), in make position, jaw 25 is clamped in the pipe 15 of packing between separately the sealing member 26,27, sealing member 26,27 are parallel to the flattened side 21,22 of pipe 15, and laterally extend with respect to pipe 15.
More particularly, if for example produce as shown in Figure 1 trapezoidal bag, jaw tilts along opposite direction in vertical plane surface to 25 sealing member 26,27 so, thereby has formed the bevelled across seal 10 that schematically shows as Figure 10.
When preform pipe 15 is clamped between the sealing member 26,27, V- arrangement side 23,24 between flattened side 21,22 by end wise doubling and sealing; So just formed by sealing the bag 1 of the 10 continuous staggered orientations that link to each other.Bag 1 finally by the cutter sweep (not shown) in the jaw 25 that is included in each jaw centering or by the cutting knife that is arranged in downstream jaw 25 separating, so that obtain single finished bag 1 along sealing 10 line of cut 30 places of extending.
Figure 11 has shown and has been suitable for producing the method that another kind that rectangular bag 1 ' promptly has parallel edges 11 changes.Except jaw to 25 sealing member 26,27th, level and be parallel to each other outside, all above-mentioned introductions all are applicable to this situation.As a result of, the across seal 10 of pipe 15 is parallel.
At last, should be noted in the discussion above that under the prerequisite that does not break away from the scope of the invention that is defined by the claims, can make amendment described butt-ended bag.Particularly, can provide packing, make and to seal 10 and during conduplication side 12 when making for the external heat seal, the shape stability that limit 12 can be sealed and guarantee bag, and pre-laminated hole 13 need not be set.

Claims (8)

1. butt-ended bag (1) of making by packing volume (3), it comprises diapire (4), antetheca (6) and rear wall (7), it is characterized in that, described butt-ended bag (1) also comprises roof (5), described roof (5) and described diapire, antetheca and rear wall (4,5,6) formed the single piece body of the packing (3) that are folded into tubular form together, and have two and seal relative edge that (9) link to each other by first, described antetheca (6) and described rear wall (7) seal (10) by second and link together, described second seals (10) along the side separately (11) of described antetheca (6) and described rear wall (7) and seal (9) with respect to described first and laterally extend, described diapire and roof (4,5) be folded in described before, rear wall (6,7) between, and have doubling and be sealed in described antetheca (6) and the described side (11) of described rear wall (7) between side separately (12).
2. bag according to claim 1 is characterized in that, described second seals (10) also flocks together each other towards described roof (5) inclination.
3. bag according to claim 1 is characterized in that described second seals (10) is parallel to each other.
4. each described bag in requiring according to aforesaid right, it is characterized in that, described packing volumes (3) comprise skin (3a), oxidation prevention layer (3b), be between described skin (3a) and the oxidation prevention layer (3b) and with. the intermediate heat crucible zone (3c) that links to each other, and in-to-in hot sealing layer (3d).
5. bag according to claim 4 is characterized in that described diapire and roof (4,5) described doubling side (12) include two one side of something (12a, 12b), described one side of something (12a, 12b) towards and be heat sealed on the limit separately (11) of described antetheca or rear wall (6,7).
6. bag according to claim 5, it is characterized in that, the described side (12) of described diapire and roof is each described one side of something (12a at it, all has prelami-nated hole (13) separately 12b), described side (12) doubling of described diapire and roof (4,5) and be sealed in described antetheca (6) and the described side (11) of described rear wall (7) between the time, described hole (13) are come out described interlayer (3c) and are faced mutually, thereby with described one side of something (12a, 12b) weld together.
7. bag according to claim 5, it is characterized in that, described packing volumes (3) comprise the external heat seal, it is provided at described diapire and roof (4,5) described side (12) doubling and be sealed in described antetheca (6) and the described side (11) of described rear wall (7) between the time with described diapire and roof (4, described one side of something (12a, 12b) heat-sealing of described side (12) 5).
8. the method for each described butt-ended bag during a manufacturing requires according to aforesaid right comprises step:
It is crooked and be sealed longitudinally packing volumes (3) forming continuous pipe (15),
Transmit described pipe (15) along vertical axis (A),
Fill described pipe (15) with food to be packaged (2), so that in described pipe (15), keep the product (2) of scheduled volume,
The described pipe of preform (15) with produce leading flank (21), trailing flank (22) and two vertical recessed V-arrangement sides (23,24) that link to each other with described forward and backward side (21,22) and
By being provided with sealing member (26,27) jaw laterally seals described pipe (15) to (25), and the described pipe of clamping (15) is so that with described V-arrangement side (23 circularly, 24) doubling and heat-sealing are in described forward and backward side (21,22) between, thereby formed single bag (1,1 '), described bag is made of the part of pipe, and have by the part of described pipe (15) seal vertically that (16) forms first seal (9) and by across seal (10) formation of described pipe (15) a pair of second seal (10).
CNB028172434A 2001-09-07 2002-09-05 Stand-up pouch for packaging food products Expired - Fee Related CN100422058C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP01121479.8 2001-09-07
EP01121479A EP1291290A1 (en) 2001-09-07 2001-09-07 Stand-up pouch for packaging food products

Publications (2)

Publication Number Publication Date
CN1551850A true CN1551850A (en) 2004-12-01
CN100422058C CN100422058C (en) 2008-10-01

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Family Applications (1)

Application Number Title Priority Date Filing Date
CNB028172434A Expired - Fee Related CN100422058C (en) 2001-09-07 2002-09-05 Stand-up pouch for packaging food products

Country Status (4)

Country Link
EP (1) EP1291290A1 (en)
CN (1) CN100422058C (en)
HK (1) HK1071555A1 (en)
WO (1) WO2003022708A1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102320410A (en) * 2011-05-31 2012-01-18 枝江奥美医疗用品有限公司 Pillow-like packing bag and packing machine thereof
CN102717976A (en) * 2012-06-19 2012-10-10 汕头市虹桥包装实业有限公司 Flexible packaging container convenient for blending materials
CN108473235A (en) * 2015-12-21 2018-08-31 陶氏环球技术有限责任公司 Flexible package with strain characteristics
WO2022078408A1 (en) * 2020-10-14 2022-04-21 上海耶京实业有限公司 Composite paper bag roll package for preventing secondary pollution of inner wall

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EP1510461A1 (en) * 2003-08-25 2005-03-02 CFS Weert B.V. Tubular bagging machine
US7191575B2 (en) * 2004-04-27 2007-03-20 Cmd Corporation Vertical pouch machine
KR101362321B1 (en) * 2011-04-21 2014-02-13 홍종복 double pack and the manufacturing method thereby
WO2016120273A1 (en) * 2015-01-27 2016-08-04 Nestec S.A. Packaging and process for making it
WO2017146698A1 (en) 2016-02-24 2017-08-31 Bemis Company, Inc. Multilayer pouch with heat-shrinkable layer
CN105775193B (en) * 2016-04-21 2018-01-16 青岛海科佳电子设备制造有限公司 Stereoscopic bag automatic moulding packing machine
US11794976B2 (en) 2020-07-30 2023-10-24 The Procter And Gamble Company Recyclable absorbent article package material

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102320410A (en) * 2011-05-31 2012-01-18 枝江奥美医疗用品有限公司 Pillow-like packing bag and packing machine thereof
CN102717976A (en) * 2012-06-19 2012-10-10 汕头市虹桥包装实业有限公司 Flexible packaging container convenient for blending materials
CN108473235A (en) * 2015-12-21 2018-08-31 陶氏环球技术有限责任公司 Flexible package with strain characteristics
CN108473235B (en) * 2015-12-21 2020-02-25 陶氏环球技术有限责任公司 Flexible package with strain feature
WO2022078408A1 (en) * 2020-10-14 2022-04-21 上海耶京实业有限公司 Composite paper bag roll package for preventing secondary pollution of inner wall

Also Published As

Publication number Publication date
EP1291290A1 (en) 2003-03-12
WO2003022708A1 (en) 2003-03-20
CN100422058C (en) 2008-10-01
HK1071555A1 (en) 2005-07-22

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