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EP1060072B1 - Vorrichtung zum herstellen von schlauchbeutelpackungen - Google Patents

Vorrichtung zum herstellen von schlauchbeutelpackungen Download PDF

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Publication number
EP1060072B1
EP1060072B1 EP99966876A EP99966876A EP1060072B1 EP 1060072 B1 EP1060072 B1 EP 1060072B1 EP 99966876 A EP99966876 A EP 99966876A EP 99966876 A EP99966876 A EP 99966876A EP 1060072 B1 EP1060072 B1 EP 1060072B1
Authority
EP
European Patent Office
Prior art keywords
forming
tube
folding
plates
flexible packaging
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.)
Expired - Lifetime
Application number
EP99966876A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1060072A1 (de
Inventor
Antonius Meeuwesen
Johannis Lambie
Adrianus Arie Vermaat
Barend Bastiaan Romijn
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP1060072A1 publication Critical patent/EP1060072A1/de
Application granted granted Critical
Publication of EP1060072B1 publication Critical patent/EP1060072B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B65B9/207—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
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
    • B65B61/18—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for making package-opening or unpacking elements
    • B65B61/188—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for making package-opening or unpacking elements by applying or incorporating profile-strips, e.g. for reclosable bags
    • 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
    • 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
    • B65B9/2014—Tube advancing means
    • B65B9/2028—Rollers or belts
    • 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
    • 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
    • B65B9/213—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 having intermittent motion
    • 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
    • B31B70/008—Stiffening or reinforcing
    • 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
    • B31B70/81—Forming or attaching accessories, e.g. opening devices, closures or tear strings
    • B31B70/813—Applying closures
    • B31B70/8131—Making bags having interengaging closure elements
    • B31B70/8133—Applying the closure elements in the cross direction
    • 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
    • B65B2220/00—Specific aspects of the packaging operation
    • B65B2220/12—Creating additional longitudinal welds on horizontal or vertical form fill seal [FFS] machines for stiffening packages or for creating package edges

Definitions

  • the invention relates to a device for producing Tubular bag packs according to the preamble of the claim 1, as has become known from EP 0 627 355 B1.
  • the known device are on the rounded longitudinal edges of the molded tube radially outward spreading elements attached, in the vicinity of which the side walls of the previous longitudinally sealed hose from their level to the outside be arched.
  • the side walls of the hose are then the Additional stiffening of the tubular bag pack Seams sealed. Forming the bulging outwards Areas of the tubular pouch are thus removed Direction of the molded pipe from the inside of the hose Outside.
  • the inventive device for producing Tubular bag packs with the characteristic features of claim 1 has the advantage that low stress on the packaging material, i.e. without significant tensions are generated in the packaging material web, Reinforcement seams in the corner areas of the Flow packs with a relatively simple constructed device can be generated, the Reinforcement seams in the extension of the side walls of the Tubular bag packs are formed.
  • FIG. 1 is a device for manufacturing of tubular bag packs 1.
  • the Tubular bag packs 1 with a substantially rectangular one Cross-sectional area are at their upper and lower ends each closed by a transverse seam 2. Furthermore, in each of the four corner areas of the tubular bag pack 1 one extending in the longitudinal direction of the tubular bag pack 1, in Extension of the wide side walls 4, 7 arranged Reinforcement edge 3 formed.
  • the well-known zip strip 8 consists of two interacting parts 11, 12, one of which Part 11 compared to the other part 12 extended with one first sealing area 13 and a second sealing area 14 is trained.
  • the other part 12 also has one Sealing area 15 on ( Figure 2). Which correspond to the width without the reinforcing edges 3 of the tubular bag pack 1 cut to length zip strips 8 will be with their first Sealing area 13 in the length of the tubular bag packs 1 corresponding distances in advance on a heat sealable Packing material web 18 attached. How this can be done is up to Example described in DE 298 088 17.7.
  • the so prepared from a supply roll, not shown pulled-off packaging material web 18 is guided over a deflection roller 19 supplied to the device 10.
  • the device 10 has a shape shoulder 20 which the flat packaging material web 18 formed into a tube 9.
  • the Form shoulder 20 encloses a form and fill tube 21 that carries a hopper 22 at its upper end.
  • the exemplary embodiment has the shaping and filling tube 21 a rectangular cross-sectional shape along its entire length according to the cross section of the tubular bag pack 1 with rounded longitudinal edges 23.
  • Hose preferred device 27 in the form of two opposite sides of the forming and filling tube 21 arranged vacuum preferential belts 28, of which in FIG. 1 only one vacuum belt 28 is visible.
  • Cross seam sealing device 30 with two against each other movable transverse seam sealing jaws 31, in which a Separating device, not shown, for separating individual ones Tubular bag packs 1 of tubing 9 are integrated.
  • the Longitudinal edge sealing devices 25, the Longitudinal seam sealing device 26, the Hose preferred device 27 and the Cross seam sealing device 30 are known per se, conventional facilities, therefore not closer to be discribed.
  • the arrangement and design of a is essential to the invention between the form shoulder 20 and the Longitudinal sealing devices 25, 26 on the shaping and filling tube 21 arranged shaping and folding device 35 for the Hose 9.
  • the shaping and folding device 35 comprises two attached to each other on the form and fill tube 21 Form plates 36, 37, and one below the form plates 36, 37 arranged folding frames 38. While the mold plates 36, 37 are surrounded by the hose 9 and therefore, for example are welded to the form and fill tube 21, the folding frame 38 engages around the hose 9 from the outside. To is the folding frame 38 by means of rods 39 with a height of the shaped shoulder 20 arranged intermediate plate 41 connected, which in turn with a support 42 on the form and Filler tube 21 is attached above the shape shoulder 20.
  • the two mold plates 36, 37 one the cross section of the mold and Filling tube 21 adapted the same inner contour 44 and in substantially rectangular outer contours 46, 47.
  • the outer contour 46 of the upper mold plate 36 corresponds to that Contour of the shape formed by the shape shoulder 20 Packaging hose 9. This means that relatively strong rounded corners 48 are present.
  • the Width B1 of the wide outer edge 49 between the rounded ones Corners 48 preferably so large that they are approximately the length corresponds to the zip strip 8, since then the zip strip 8 when deflecting the packaging material web 18 on the upper one Shoulder edge 51 of the shaped shoulder 20 ( Figure 2) on his Edge areas only slightly bent or bent must become.
  • the length of the narrow outer edges 52 of the Form plate 36 corresponds to T + 2L, where T is the bag depth or bag thickness of a tubular bag pack 1 and L die Width of a reinforcing edge 3 of a tubular bag pack 1 ( Figure 9).
  • the lower mold plate 37 has only a small amount rounded corners 53, the length of the narrow Outer edges 54 in turn is T + 2L, while the length B the wide outer edges 55 due to the opposite of the Form plate 36 missing strongly rounded corners 48 less is as B1. Furthermore, the length B corresponds to the Bag width of the finished tubular bag pack 1 with Reinforcing edges 3 ( Figure 9). Since the scope of the Outer contours 46, 47 of the two mold plates 36, 37 are identical the hose 9 is only in the conveying direction its cross-sectional shape changed, but it does not happen Transverse stresses in the hose 9, so that the hose 9 on two outer contours 46, 47 are fully applied. Farther is on the two mold plates 36, 37 on the zip strips 8 facing wide outer edge 49, 55 each beveled deflector 56 arranged, the hooking of the Zip strip 8 when conveying the hose 9 over the two Form plates 36, 37 prevented.
  • the one arranged below the two mold plates 36, 37 Folding frame 38 has a folding plate carrier 58 increased by four trained corner areas 59.
  • corner areas 59 are two narrow folding plates 61 and two wide folding plates 62 pivoted in axes 63, 64.
  • the swiveling of the Folding plates 61, 62 serve the hose 9 for example manually at the start of production through the area of To be able to pull folding frame 38.
  • the folding plates 61, 62 extend to the Form and fill tube 21 approaching, between the folding plates 61, 62 and the forming and filling tube 21 still a gap is trained.
  • the folding plates 61, 62 enclose it Form and fill tube 21 completely, the wide Folding plates 62 protrude laterally over the molding and filling tube 21, so that the narrow folding plates 61 between the wide Immerse folding plates 62 in overlapping areas 65.
  • the overlap regions 65 is between the folding plates 61 and 62 each have a gap whose width at least the thickness of two layers of the packaging material web 18 equivalent.
  • FIG. 6 also shows that between one side of the forming and filling tube 21 and the a wide folding plate 62 one against the other Gaps to form and fill tube 21 wider space 66 is trained. This space 66 is used for Performing the zip strip 8 while conveying the hose 9 through the area of the folding frame 38.
  • the device 10 operates as follows: The vacuum preferred belts 28 clockwise deducted, and with zip strips 8 provided flat packaging material web 18 is from the form shoulder 20 formed into the tube 9, wherein the packaging material web 18 in Area of the longitudinal seam 6 to be formed later with its opposite edge areas overlap.
  • the one from the Shaped shoulder 20 molded tube 9 passes without Cross-sectional change in the area of the upper mold plate 36. Between the upper mold plate 36 and the lower Form plate 37 is the cross section of the tube 9 afterwards from the outer contour 46 to the outer contour 47 of the lower one Form plate 37 changed, the circumferential locations of the two Outer contours 46, 47 are the same, so that no stresses are generated transversely to the conveying direction in the hose 9.
  • the hose 9 then passes from the lower one Form plate 37 in the area of the folding frame 38 same circumferential length of the hose 9 is the Cross section of the tube 9 changed so that its Width from B to the width B - 2L of the forming and filling tube 21 or the distance between the two narrow folding plates 61 is reduced. This is done by turning the Corner areas of the hose 9 between the lower mold plate 37 and the folding frame 38 ( Figure 3), the folded Areas 67 which subsequently form the reinforcement edges 3 form, in the overlap regions 65 of the folding plates 61, 62 have their final width L.
  • the shaped and longitudinally sealed Hose 9 is formed by forming a lower transverse seam 2 the transverse seam sealing device 30 by the shape and Filling tube 21 filled with the contents. At last one subsequent standstill phase after forming a upper transverse seam 2, while also the two Sealing areas 14, 15 on the inside of the tube 9 to be sealed, one tubular bag pack 1 each Hose 9 disconnected.
  • the position of the mold plate 37 is preferably such that the outer edge 54 a Line of contact for the hose 9 between the outer edge 52 of the molding plate 36 and that of the molding and filling tube 21 facing side of the folding plate 61, so that around Outer edge 54 does not deflect the hose 9.
  • the folding plates 61, 62 can also by Roller elements are replaced, the hose 9 in accordingly on the form and fill tube 21 and wrinkles.
  • the device according to the invention 10 of course also for the production of Tubular bag packs 1 without zip strips 8 is suitable.
  • the deflector 56 on the two Form plates 36, 37 and on the space 66 in the Folding frame 38 can be dispensed with.
  • the device can also 10 can also be operated continuously instead of in cycles, why the transverse seam sealing device 30 and Longitudinal seam sealing device 36 modified in a known manner Need to become.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)
  • Making Paper Articles (AREA)
  • Bag Frames (AREA)
EP99966876A 1998-12-18 1999-12-16 Vorrichtung zum herstellen von schlauchbeutelpackungen Expired - Lifetime EP1060072B1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19858567 1998-12-18
DE19858567A DE19858567C2 (de) 1998-12-18 1998-12-18 Vorrichtung zum Herstellen von Schlauchbeutelpackungen
PCT/DE1999/004000 WO2000037245A1 (de) 1998-12-18 1999-12-16 Vorrichtung zum herstellen von schlauchbeutelpackungen

Publications (2)

Publication Number Publication Date
EP1060072A1 EP1060072A1 (de) 2000-12-20
EP1060072B1 true EP1060072B1 (de) 2004-10-20

Family

ID=7891622

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99966876A Expired - Lifetime EP1060072B1 (de) 1998-12-18 1999-12-16 Vorrichtung zum herstellen von schlauchbeutelpackungen

Country Status (8)

Country Link
US (1) US6513308B1 (pt)
EP (1) EP1060072B1 (pt)
JP (1) JP4410943B2 (pt)
AU (1) AU751350B2 (pt)
BR (1) BR9908023A (pt)
DE (2) DE19858567C2 (pt)
ES (1) ES2232200T3 (pt)
WO (1) WO2000037245A1 (pt)

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Publication number Publication date
DE19858567A1 (de) 2000-06-29
DE19858567C2 (de) 2002-09-19
ES2232200T3 (es) 2005-05-16
AU2277600A (en) 2000-07-12
BR9908023A (pt) 2000-10-31
AU751350B2 (en) 2002-08-15
EP1060072A1 (de) 2000-12-20
DE59910900D1 (de) 2004-11-25
JP2002532303A (ja) 2002-10-02
WO2000037245A1 (de) 2000-06-29
JP4410943B2 (ja) 2010-02-10
US6513308B1 (en) 2003-02-04

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