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WO2001025000A1 - Systeme de fabrication et de montage d'anses pour sacs papier - Google Patents

Systeme de fabrication et de montage d'anses pour sacs papier Download PDF

Info

Publication number
WO2001025000A1
WO2001025000A1 PCT/ES1999/000317 ES9900317W WO0125000A1 WO 2001025000 A1 WO2001025000 A1 WO 2001025000A1 ES 9900317 W ES9900317 W ES 9900317W WO 0125000 A1 WO0125000 A1 WO 0125000A1
Authority
WO
WIPO (PCT)
Prior art keywords
handles
paper
cord
bags
handle
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.)
Ceased
Application number
PCT/ES1999/000317
Other languages
English (en)
Spanish (es)
Inventor
Alberto Asensio Pastor
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to AU62042/99A priority Critical patent/AU6204299A/en
Priority to PCT/ES1999/000317 priority patent/WO2001025000A1/fr
Publication of WO2001025000A1 publication Critical patent/WO2001025000A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/06—Handles
    • B65D33/12—String handles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
    • B31B70/00—Making flexible containers, e.g. envelopes or bags
    • B31B70/74—Auxiliary operations
    • B31B70/86—Forming integral handles or mounting separate handles
    • B31B70/864—Mounting separate handles on bags, sheets or webs

Definitions

  • PAPER- OBJECT OF THE INVENTION refers to a manufacturing and assembly system for handles for paper bags, so that in the manufacture of the handles, individual sets defined by a support are obtained. consisting of two sheets of paper of different widths, joined together by gluing, between which the grip cord itself is positioned and fixed, consisting of a single-layer curled and flat paper strip, so that the handles are capable of mounting on one side of the bottom of the corresponding bag, which will preferably be of the flat-bottom bag type.
  • handles in a process independent from that of manufacturing paper bags, so that in a subsequent process the handles can be mounted in those bags that are desired, obtaining the possibility of having bags Conventional without handles or bags with a handle on one side of the bottom.
  • the incorporation of a handle on the side of its bottom of bags of a certain weight is intended to allow better handling of the bags in their transport and storage, and especially in the dosed emptying of the same, by facilitating proper gripping of the bags that will allow the dosed discharge of the desired quantity.
  • the handles manufactured according to individual sets likewise, are capable of being mounted and incorporated in all types of paper bags, being mounted in a process subsequent to that of their manufacture in relation to their mouth.
  • handles on the side bottom of bags is of preferred application for incorporation into flat-bottomed paper bags, which can contain a wide variety of products, facilitating handling during transport and storage, as well as, mainly, when emptying. dosed of the same. Also, the handles obtained individually are applicable for mounting on all types of paper bags, being able to be incorporated in a process subsequent to the manufacture of the bags, being in this case mounted on the side faces of the bag in relation to its mouth.
  • the sheet is incorporated and mounted on the crossed bottom of the bags during the bag manufacturing process itself, being placed between the flaps on both sides of the bottom of the crossed bag and fixing by gluing.
  • the sheet that acts as a handle for the bag is incorporated during the automatic manufacturing process of the bags, and the grooved end area of said grip sheet is protruding from the lateral contour of the bag.
  • This document describes a system for manufacturing and mounting handles for paper bags, being especially useful for incorporating and mounting the handles in flat-bottomed paper bags, so that the system for manufacturing the handles comprises means for cutting to the desired length of the grasping cord, which is defined by a curled and flat single-layer paper strip, formed into coils, means for forming the support of the grasping cord, consisting of two sheets of paper of different widths, the aforementioned cord being fixed by gluing between both sheets, defining the handle itself, and means for mounting the handles on the corresponding side of the respective back bags and independently of the bag manufacturing process.
  • the system for manufacturing the handles comprises means for cutting to the desired length of the grasping cord, which is defined by a curled and flat single-layer paper strip, formed into coils, means for forming the support of the grasping cord, consisting of two sheets of paper of different widths, the aforementioned cord being fixed by gluing between both sheets, defining the handle itself, and means for mounting the handles on the corresponding side of the respective back bags and independently of the
  • the means for cutting the gripping cord to the desired size, starting from the corresponding coil, are defined by a cylinder provided at the free end of its piston with a clamp for tying and stretching the cord the desired length, said tension being tightened cord being passed through pressure rollers and being cut by means of a shear that can be actuated by a cylinder.
  • the shear can be operated by any other means that transmits the movement to cut the cord and return it to its original position.
  • the means for forming the support for fixing the grip cord are defined by two paper reels of different width, the paper strips of said reels being driven and suitably tensioned between a series of rollers, converging on a support, facing each other. Attachment faces for their bonding by gluing with the interposition of the appropriately folded grasping cord, with respect to their ends, so that in relation to the attachment surface of both strips of paper, an application occurs, according to a continuous process, of tail cords out of phase with the face strip of paper and leading the strips attached and glued as it passes through a press, to be finally cut individually by a shear.
  • the paper strips of different widths coming from the reels are attached to one of their sides, arranging the grip cord folded 180 ° with respect to its ends, transversely to the advance of the strips in relation to the widest strip.
  • the means for mounting the handles on the corresponding side of the respective bags are defined by a conveyor belt, with a bag feeder and a handle feeder, so that the bags are fed by one end of the conveyor belt, and in its advance through it, glue cords are applied to one side of its bottom, the handles being subsequently arranged by means of a double rotating arm, which in relation to the sheet of greater width has them on the side of the bottom of the bag in which the glue cords have been applied, being led in their advance for pressing to the passage by transversal rollers and final storage.
  • the feeder of the bags to the conveyor belt is defined by a support provided with suction cups to tie the bags and transfer them to the conveyor belt when powered by a cylinder.
  • the feeder of the handles for mounting in the respective bags is defined by a platform mounted on a worm screw powered by a motor for its progressive elevation, allowing the handles stacked on the platform to be transported by the double rotating arm to the corresponding side from the sack.
  • the double rotating handle transport arm from the feeder to the corresponding side of the bottom of the bag is vertically movable in the mooring and release of the handles and in its 180 ° rotation it allows in a simultaneous movement to tie a handle of the feeder and release the corresponding handle on the side of the bag on which the other handle carried by the double arm is to be mounted.
  • Figure 1 Shows a front elevation view of the means for cutting to the desired measure of the grip cord fed from a coil, which is fractionated by a cylinder in the retraction of its piston for its shear cutting.
  • Figure 2. Shows a side elevation view of the means for cutting to the desired length of the gripping cord, being able to observe how the cord cutting shear is actuated by a cylinder.
  • Figure 3. Shows a front elevation view of the means for forming the support for fixing the seizing cord, being able to observe how two coils feed paper of different widths for their bonding by gluing with the interposition of the properly folded seizing cord, in order to define the handle.
  • Figure 4. Shows a front elevation view of the means for mounting the handles, formed into the corresponding bags in a subsequent and independent process to that of its manufacture, the bags and handles being independently fed to carry out their assembly and joining by glued to the side of the bottom of the bags.
  • Figure 5. Shows a cross-sectional elevation view of the feeder handles, which are deposited on a platform that progressively ascends by a worm screw to be tied and moved to the side of the bag in which they are attached, by means of a double arm. .
  • Figure 6 Shows a schematic view of the two strips of paper of different width fed by the corresponding reel that in its advance for the shaping of the handles undergo an application of glue and the interposition of the grip cord, properly folded, to materialize the fixation of both strips as they pass through a press, to be subsequently cut defining a unitary assembly for mounting on the bags.
  • Figure 7 Shows a plan view of a handle manufactured and prepared for mounting on the corresponding side bottom of the bag, showing how the grip cord is arranged and fixed between the two strips of paper of different widths joined by gluing.
  • Figure 8. Shows a view of the bottom of a bag which in a A handle has been mounted on the side, observing how the handle remains without protruding from the contour of the bag and when it is grasped, the traction occurs with respect to the outer side of the smaller width paper strip. DESCRIPTION OF A PREFERRED EMBODIMENT.
  • the grasping cord is cut to size from coil 1, cord 2 being defined by a flat and curled single-layer paper strip , so that the cord 2 will be cut to the desired measure, the means for obtaining it being defined by a cylinder 4 at the end of whose piston 5 has a clamp 6 that ties the free end of the cord 2 coming from the coil 1 , stretching it in the retraction of the plunger to be cut by the shear 7.
  • the cylinder can be replaced by a similar means.
  • the cord 2 is duly tensioned as it is passed through tensioning rollers 3 and the cut will be made to the desired measure according to the stroke of the piston 5 of the cylinder 4.
  • the cutting of the cord 2 will be carried out according to the desired length, which is automatically programmed by means of the button 9 related to the control system, also having the corresponding start-stop buttons, start button of the cutting operations, and other functions.
  • cord 2 By defining cord 2 according to a single strip of curled paper, the traction effort is allowed to be distributed perfectly and it can withstand the weight of those conventional bags of greater volume and weight.
  • the handles 10 manufactured are made up of a set defined by a support consisting of two sheets obtained from respective strips 11 and 12 of reel paper, of different widths, joined together by gluing, with the interposition of the gripping cord 2 properly bent.
  • the means for obtaining the handles 10 obtained individually are made up of two reels 13 and 14 of paper, according to the strips 11 and 12 of different widths, suitably tensioning the strips in their passage and driving by a series of rollers, until they are led to face each other flush on one side to fix to each other by gluing with the interposition of the corresponding grip cord 2.
  • strips 11 and 12 are fitted with glue cords 15 and 16, by means of corresponding applicators 17 and 18 with respect to their attachment faces, said cords 15 and 16 being out of phase with each other.
  • the application of the glue cords 15 and 16 on strips 11 and 12, on coils 13 and 14, is carried out in a continuous process, so that, manually or automatically, the cords are arranged between strips 11 and 12.
  • 2 gripping suitably cut, passing the two strips 11 and 12 with the prior interposition of the cords 2 incorporated in the appropriate position 19 of the advance of the strips 11 and 12, by a press 20 and being cut with respect to the desired position 21 by the shear 22 thus forming the individual sets 10 of the handles.
  • the handles 10 defined by the set of the strips 11 and 12 with interposition of the grip cord 2, individually constituted, are prepared for their incorporation and mounting on the corresponding side of the bottom 23 of the bags 24 by arranging and fixing the sets 10 of the handles with respect to the free face of the widest strip 12.
  • the sacks 24, empty and conventionally folded, are arranged on the support 26 and the feeder 27 transfers them to the conveyor belt 25, the feeder 27 being constituted by a support provided with suction cups for tying the sacks, the aforementioned being support 26 actuated by a cylinder 28, so that when the bags advance by means of a glue applicator 29, the glue for the handles 10 is incorporated in the corresponding side of the bottom 23 of the bags 24, accessing the bags 24 to the module 30 for gluing the handles 10 where the feeder 31 of the handles 10 is located.
  • the feeder 31 of the handles 10 is defined by a support 32 with a worm screw 34 on which the platform 33 locates the fees 10, acting on the worm screw 34 a motor that will produce the progressive elevation of the platform 33 to feed the handles 10.
  • the handles 10 are tied by a double arm 35 by having respective suction cups 36 so that the double arm 35 in a simultaneous process while tying a handle of the feeder 31 leaves a handle 10 on the corresponding side of the bag in which the handle is mounted in one movement lowering and ascending double swivel arm 35.
  • the bags pass through transversal rollers 37 that ensure the union of the handle, and finally the bags with the corresponding handle are dislodged from the conveyor belt 25 towards the support 38 to your palletizing.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Making Paper Articles (AREA)

Abstract

L'invention concerne un système de fabrication et de montage d'anses pour sacs papier, particulièrement utile pour l'ajout et le montage d'anses sur des sacs en papier à fond plat. Ledit système comprend des moyens permettant de couper, sur mesure, le cordon (2) de port défini par une bande de papier crêpé et plat d'une seule épaisseur, présenté sur des bobines (5), des moyens destinés à la mise en forme du support du cordon (2) de port constitué de deux feuilles (11) et (12) de papier de largeur différente, ledit cordon étant fixé par collage entre les deux feuilles définissant l'anse, et des moyens destinés au montage des anses sur le côté correspondant du fond des sacs (24) respectifs, postérieurement au procédé de fabrication des sacs ou indépendamment de celui-ci.
PCT/ES1999/000317 1999-10-04 1999-10-04 Systeme de fabrication et de montage d'anses pour sacs papier Ceased WO2001025000A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU62042/99A AU6204299A (en) 1999-10-04 1999-10-04 System for manufacturing and assembling handles for paper sacks
PCT/ES1999/000317 WO2001025000A1 (fr) 1999-10-04 1999-10-04 Systeme de fabrication et de montage d'anses pour sacs papier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/ES1999/000317 WO2001025000A1 (fr) 1999-10-04 1999-10-04 Systeme de fabrication et de montage d'anses pour sacs papier

Publications (1)

Publication Number Publication Date
WO2001025000A1 true WO2001025000A1 (fr) 2001-04-12

Family

ID=8307350

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/ES1999/000317 Ceased WO2001025000A1 (fr) 1999-10-04 1999-10-04 Systeme de fabrication et de montage d'anses pour sacs papier

Country Status (2)

Country Link
AU (1) AU6204299A (fr)
WO (1) WO2001025000A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107825762A (zh) * 2017-11-30 2018-03-23 颍上县浩楠塑料包装有限公司 一种塑料袋制孔装置
CN112848514A (zh) * 2021-01-26 2021-05-28 南京轩昱逸塑料科技有限公司 一种纸质手提袋成型制作方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4493110A (en) * 1980-08-29 1985-01-08 Equitable Bag Co., Inc. Bag construction
US4691369A (en) * 1986-08-14 1987-09-01 Champion International Corporation Bag with handle and method of making the same
WO1996003272A1 (fr) * 1994-07-25 1996-02-08 Lin Pac, Inc. Procede et appareil de fabrication de sacs en plastique se maintenant debout

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4493110A (en) * 1980-08-29 1985-01-08 Equitable Bag Co., Inc. Bag construction
US4691369A (en) * 1986-08-14 1987-09-01 Champion International Corporation Bag with handle and method of making the same
WO1996003272A1 (fr) * 1994-07-25 1996-02-08 Lin Pac, Inc. Procede et appareil de fabrication de sacs en plastique se maintenant debout

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107825762A (zh) * 2017-11-30 2018-03-23 颍上县浩楠塑料包装有限公司 一种塑料袋制孔装置
CN107825762B (zh) * 2017-11-30 2020-07-17 颍上县浩楠塑料包装有限公司 一种塑料袋制孔装置
CN112848514A (zh) * 2021-01-26 2021-05-28 南京轩昱逸塑料科技有限公司 一种纸质手提袋成型制作方法

Also Published As

Publication number Publication date
AU6204299A (en) 2001-05-10

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