EP2371716B1 - Procédé et dispositif destinés à recouvrir une feuille tubulaire ou une enveloppe de feuille sur une pile de marchandises - Google Patents

Procédé et dispositif destinés à recouvrir une feuille tubulaire ou une enveloppe de feuille sur une pile de marchandises Download PDF

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Publication number
EP2371716B1
EP2371716B1 EP11171765A EP11171765A EP2371716B1 EP 2371716 B1 EP2371716 B1 EP 2371716B1 EP 11171765 A EP11171765 A EP 11171765A EP 11171765 A EP11171765 A EP 11171765A EP 2371716 B1 EP2371716 B1 EP 2371716B1
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EP
European Patent Office
Prior art keywords
tubular film
stack
gathering
goods
section
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EP11171765A
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German (de)
English (en)
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EP2371716A1 (fr
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MSK Verpackungs Systeme GmbH
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MSK Verpackungs Systeme GmbH
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Publication of EP2371716A1 publication Critical patent/EP2371716A1/fr
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    • 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
    • B65B9/13—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 preformed tubular webs being supplied in a flattened state
    • B65B9/135—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 preformed tubular webs being supplied in a flattened state for palletised loads

Definitions

  • the invention relates to a method for coating a tubular film or a film hood over a stack of goods, wherein the tubular film is first ruffled on a gathering device, wherein the retrieved tubular film is subsequently pulled over the stack with a coating device by moving the coating device along the stack of goods and the tubular film is thereby removed from the Kochzieh worn.
  • Good stack means in particular a plurality of packages, packages, sacks or the like units that are suitably stacked to a cuboid stack. It is within the scope of the invention that the stack is received on a pallet.
  • This stack is covered with a tubular film or with a film hood to give the stack on the one hand a higher stability and on the other hand to protect the stack from the weather.
  • the stack may in principle also be a few stacked units or even a single larger unit, for example from the white goods sector (washing machines, refrigerators, dishwashers and the like).
  • the stack does not necessarily have to have a cuboid shape, but in principle can also have other shapes.
  • the tubular film or film hood to be covered adjusts as it were to the shape of the stack of goods.
  • the invention the technical problem of providing a method of the type described above, with which the charge stability can be increased in particular in the lower part of the stack in a simple, inexpensive and reliable manner.
  • the invention teaches a method for coating a tubular film or a film hood over a stack of goods, wherein the tubular film is first picked up on a gathering device, wherein the retrieved tubular film is subsequently drawn over the stack of goods with a coating device by moving the coating device along the stack of goods and thereby removing the tubular film from the coating device, wherein the shirring device or covering device has at least two gathering elements, over which the tubular film, which has been removed during the coating, is guided, wherein the gathering elements are moved away from the stack after reaching an end region of the stack, so that increases the distance of the guided over the shirring tubular film from the stack, wherein thereafter the overdrawing device is moved along a Gutstapelabitess against the coating direction, so that a first tubular film section is abolished and placed along the Gutstapelabites A on the already applied to the stack of goods tubular film or placed and wherein the overdrawing device is subsequently moved along at least a part of the good
  • the invention further teaches a method for coating a tubular film or a film hood over a stack of goods, wherein the tubular film is first picked up on a gathering device, wherein the retrieved tubular film is subsequently drawn over the stack of goods with a coating device by moving the coating device along the stack of goods and thereby removing the tubular film from the coating device, wherein the shirring device or covering device has at least two gathering elements, over which the tubular film, which has been removed during the coating, is guided, wherein after reaching an end region of the stack of goods, the overdrawing device is moved along a Gutstapelabiteses counter to the coating direction, so that a first Schlauchfolienabterrorism shaved off and along the good stacking section is placed on or laid on the tubular film already resting against the stack of goods, wherein the gathering elements are moved towards the stack after the application or laying on of the first tubular film section, so that the distance between the tubular film guided over the gathering elements decreases to form
  • the stack is received on a pallet.
  • the end region of the product stack means the pallet or the region of the pallet and / or the lower region of the product stack arranged directly on the pallet. If the stack of goods is not received on a pallet, the end region of the stack of goods means, in particular, the lower region of the stack of goods.
  • the tubular film already in contact with the stack of goods is connected to the subsequently applied first tubular film section and that this first tubular film section is in turn connected to the second tubular film section to be subsequently applied.
  • the tubular film for applying the first tubular film section is turned upwards and then turned down to apply the second tubular film section. It is understood that the end of the tubular film is abolished at the end of the coating process and in particular after the application of the second tubular film section and applied to the stack or to the pallet.
  • the first section of tubular film be applied along the stacking section A and along the pallet or along at least a portion of the pallet's height.
  • the second tubular film section is applied along at least part of the good stacking section A and along the pallet or along at least part of the height of the pallet.
  • the removal of the tubular film takes place essentially parallel to the movement of the coating device in the coating direction or opposite to the coating direction when the tubular film is pulled over the product stack or when the tubular film sections are applied.
  • a particularly recommended embodiment of the invention takes place during the movement of the coating device against the coating direction when applying the first tubular film portion and during movement of the coating device in the overdrawing when applying the second tubular film section, a continuous Abraffen the tubular film from the overdrawing.
  • the Abraff Norway or the rotational speed of the driven Raffrollen are variably adjustable.
  • the tubular film or the film hood expediently consists of an elastic plastic film. As far as here and below of a film hood is mentioned, this means the already separated at one end and welded tubular film.
  • the tubular film is supplied from a tubular film supply in the context of the inventive method. Empfohlene justify the side edges of the tubular film in the stored state to the inside folded. One speaks then of a gusseted tube. It is within the scope of the invention that the supplied tubular film is opened above or in front of the stack. Appropriately, shirring elements of the shirring device are then retracted into the tube film end of the opened tubular film, so that the inside of the hose film end rests against the shirring elements. Each gathering element preferably has a gathering bar, which extends in a recommended manner transversely to the feed direction of the tubular film or transversely to the vertical direction.
  • the gathering elements are arranged with their Raffbügeln at the four corners of a rectangular cross-sectionally open tubular film.
  • the Raffbügel also called Raffecken.
  • the gathering elements or tieback are transversely to the feed direction of the tubular film, in particular in the horizontal direction are movable and that are preferably moved independently of each other.
  • the gathering elements or gathering bars can be moved in the feed direction of the tubular film, in particular in the vertical direction.
  • the shirring or Raffbügel are recommended to be connected to a tenter, which is movable in the feed direction of the tubular film, in particular in the vertical direction.
  • a particularly preferred embodiment of the method according to the invention is characterized in that a gathering device with at least two roller arrangements, each having at least one gathering roller and at least two counter-rollers is used and that when Raufragfen the tubular film, the Raffrollen be brought into contact with the outside of the tubular film and only one of both counter rollers of each roller assembly is brought into contact with the inside of the tubular film. It is within the scope of the invention that each Raffelement or each Raffbügel is associated with such a roller assembly.
  • the counter-roll standing in contact with the inner side of the tubular film during ratcheting is preferably arranged in each case in the feed direction of the tubular film behind or under the associated Raffbügel, in particular arranged in the vertical direction below the associated Raffbügels.
  • the gathering rolls are moved up or folded in so that each gathering roll and the counter-roll assigned to it receive the tubular film between them in a clamping manner.
  • the gathering rollers are driven when the tubular film is pulled up, and to this end each drive roller is preferably associated with a drive motor. It is recommended that the counter-rollers are not driven and function as other pressure rollers with respect to the associated Roman rollers.
  • each roller assembly has a further counter-roller, which is expediently not in contact with the inside of the tubular film when it is tightened.
  • the further counter-roller can be folded down, for example, from the assigned Roman roller.
  • the roller arrangements are preferably oriented such that the axis of rotation of the counter roller in contact with the tubular film is arranged in the feed direction of the tubular film behind or in the vertical direction below the axis of rotation of the gathering roller.
  • a tube film section provided for the formation of the film hood is pulled off the tube film supply and is gathered before or above the product stack.
  • two shirring or Raffbügel, preferably four shirring or Raffbügel be introduced into the open end of the tubular film.
  • each shirring element or shirring is associated with a roller assembly through which the tubular film is guided during the Aufraffen and in the feed direction is gathered behind the roller assembly.
  • the device for carrying out the method according to the invention comprises a separating device and a welding device with which the tubular film is separated and welded after shirring at the upper end of the film hood to be formed to form the film hood.
  • the tubular film is transversely stretched after ratcheting.
  • the Querstretchen done with the shirring Preferably, the shirring elements are also used as Querstretchiata with which the tubular film or the film hood is transversely traversed after shirring and expediently before coating over the stack. It is recommended that the gathering elements move apart with their tiebacks transversely to the feeding direction of the tubular films.
  • the transverse stretching is carried out with the proviso that the cross-section or horizontal cross-section of the cross-stretched tubular film is greater than the cross-section or horizontal cross-section of the product stack. After shirring and after the transverse stretch, the tubular film is pulled over the stack with the puller.
  • the shirring is recognized as Kochzieh worn.
  • the tubular film is removed from the shirring or overdrawing device and is guided over the shirring or Raffbügel before it comes to rest on the stack.
  • the shirring elements or shirring loops are involved, which are preferably arranged at the four corners of the rectangular tubular film in cross-section.
  • the shirring elements or shirring bars can be moved in the direction of coating the foil hood or in the vertical direction.
  • the shirring elements are expediently connected to a tenter, which can be moved in the direction of coating the foil hood or in the vertical direction.
  • the Abraffen the tubular film is supported when coating over the stack of the role arrangements. It is also within the scope of the invention that the roller assemblies are also connected to the clamping frame and are movable with the clamping frame in the coating direction of the film hood or in the vertical direction. According to a very preferred embodiment of the method according to the invention are at least when raping the tubular film in the course of applying the first and second tubular film section, the Raffrollen the roller assemblies with the outside of the tubular film in contact and there are both counter-rollers of each roller assembly with the inside of the tubular film in contact.
  • a particularly preferred embodiment of the invention is characterized in that during the entire Abraffvorgang the tubular film when coated over the stack, the Raffrollen the roller assemblies are in contact with the outside of the tubular film and both counter rollers of each roller assembly with the inside of the tubular film in contact.
  • the Raffrollen when Abraffen the tubular film in Abraffraum driven.
  • the rotational speed or peripheral speed of the creasing rollers is slower or slightly slower than the speed of the overtravel / downward movement of the shirring / overdrawing device. In this way, a vertical stretch can be generated in the tubular film.
  • the tubular film is held in the course of coating over the stack of goods before clamping it to the stack of material between the gathering roller and the two counter-rollers of each roller assembly when raping the tubular film.
  • the rotation axis of the first counter-roller is arranged in Abraffraum behind the axis of rotation of Raffrollen or arranged in the vertical direction above the axis of rotation of the gathering roller when raping.
  • the axis of rotation of the second counter-roller is arranged in Abraffides in front of the axis of rotation of the Rafrolle or arranged in the vertical direction below the axis of rotation of the Rafrolle. It is within the scope of the invention that this preferred geometric arrangement is realized in all roller assemblies when raping the tubular film. This also applies in particular to the removal of the tubular film during the application of the first and second tubular film sections.
  • the tubular film is turned upwards to produce the first tubular film segment.
  • the end region of the stack of goods means, in particular, a pallet on which the stack of goods is arranged and, above all, the pallet intermediate bottom or pallet bottom of the pallet on which the stack of goods is arranged.
  • the end region of the product stack can also be the lower region or the lower edge of the product stack.
  • the shirring elements of the coating device in moved horizontally away from the stack, so that increases the distance of the guided over the shirring tubular film from the stack.
  • the aforementioned transverse movement of a shirring element before the tubular film is turned over is preferably carried out over 50 to 150 mm, preferably over 80 to 120 mm and particularly preferably over about 100 mm.
  • the coating device is moved along a stacking section counter to the coating direction or upwards, so that the first tubular film section is removed and placed along the product stack section on the tubular film already in contact with the stack.
  • the height H of the first tubular film section is preferably at least 1/20, preferably at least 1/15, more preferably at least 1/10 and more preferably at least 1/8 of the height of the stack of goods or the height of the stack of goods with pallet. Empfohlenelik the height or width of the first tubular film section is at least 100 mm and preferably 200 to 500 mm.
  • the tubular film is further turned downwards so that the second tubular film section is formed or removed and deposited on the first tubular film section becomes. It is recommended that the shirring elements of the overdrawing device are moved toward the stack in the horizontal direction after the application of the first tubular film section, so that the distance between the tubular film guided over the shirring elements decreases to the good stack and then the overdrawing device for lifting off and applying the second tubular film section again is moved in Studentsziehraum.
  • the aforementioned horizontal movement or transverse movement of a gathering element before the second turnover of the tubular film is expediently carried out over 20 to 80 mm, preferably over 35 to 65 mm and preferably over about 50 mm.
  • the height H of the second tubular film section corresponds to the height H of the first tubular film section or approximately the height H of the first tubular film section. It is recommended that the tubular film is released after the application of the second tubular film section of the overdrawing device. It is moreover within the scope of the invention that the tubular film and the first tubular film section as well as the second tubular film section circulate over the entire circumference of the product stack.
  • the counter-rollers are arranged with the proviso that the tubular film wraps around the Roman roller with a wrap angle ⁇ .
  • the wrap angle ⁇ is expediently 25 ° to 60 °, preferably 30 ° to 50 ° and particularly preferably 35 ° to 45 °, in particular about 40 °.
  • the diameter of the counter-rollers are set up with the proviso that the above-described wrap angle can be realized.
  • the arrangement of the counter-rollers and said wrap angle is also realized during the removal of the tubular film in the course of coating over the stack before turning to the first tubular film section.
  • a device for coating a tubular film or a film hood over a stack with a gathering device for gathering the tubular film and with a coating device for raping and for coating the tubular film over the stack is recommended.
  • the over-pulling device at least one tubular film section connected to the tubular film already resting on the stack is foldable and can be placed on the tubular film resting on the stack of goods, wherein the overstretching device has at least two roller arrangements, each with at least one gathering roller and in each case at least two counter-rollers, and wherein the gathering roller and the two counter-rollers can be brought into contact with the detached tubular film during the removal of the tubular film for placing the at least one tubular film section.
  • the gathering roller of each roller assembly is in contact with the outside of the tubular film and the two counter-rollers of each roller assembly are in contact with the inside of the tubular film.
  • the gathering device can be used as a pull-on device for off-drawing and for covering the tubular film over the stack of goods.
  • the shirring device and the overdrawing device are then the same device.
  • At least two shirring elements are provided to each of which a roller assembly is assigned, wherein the shirring each have at least one Raffbügel over which the tubular film during Aufraffen and Abraffen is feasible and a first (upper) counter-roller of each roller assembly when Abraffen Tubular film is arranged at the level of Raffbügels and the associated Raffbügel preferably surmounted or slightly surmounted. It is recommended that said first (upper) counter roll protrude upwards a few millimeters from the surface of the gathering bar.
  • the invention is based on the finding that with the method according to the invention a particularly effective load securing or charge stability for a stack of goods coated with a tubular film can be achieved. It should be emphasized that the inventive method is relatively simple and inexpensive and reliable to carry out. In the context of the invention, particular importance is attached to the embodiment according to which the gathering roller and the two associated counter-rollers of each roller arrangement are in contact with the detached tubular film during the removal and coating of the tubular film. In this way, a particularly controlled and reliable Abraffen can be achieved especially in the production of the first and second tubular film section. This also applies in particular to the use of tubular films which have a high coefficient of friction on their inner surface or a higher coefficient of friction on their inner surface than on their outer surface.
  • Such Tubular films are mainly used in the beverage industry to achieve the highest possible coefficient of friction on the cargo.
  • the load securing is to be increased because the tubular films lose the desired bias during transport or during storage less quickly due to the corresponding adhesion to the stack.
  • the invention is based on the finding that such tubular films with a roughened inner surface cause problems when removing the tubular film and, above all, when folding tubular film sections. In the method according to the invention, these problems do not occur and it is a simple and reliable and damage-free Abraffen and folding the tubular film possible.
  • a device for coating a tubular film 1 over a stack of goods 2 is shown.
  • the term is used throughout Tubular film 1 used, although according to a preferred embodiment, the tubular film 1 is present after separation and welding as a film hood.
  • the stack 2 may be formed by a plurality of packages which are stacked on a pallet 3 to a cuboid.
  • the tubular film 1 is first supplied from a tubular film supply 4 and opened above the stack 2 with an opening device 5. Subsequently, four shirring elements 6 are retracted into the opened tubular film 1, so that the inside of the tubular film 1 rests against these shirring elements 6.
  • the gathering elements 6 are arranged at the four corners of a tubular film 1 which is open or stretched rectangular in cross-section.
  • the gathering elements 6 each have a curved tieback 7 which extends transversely to the feed direction Z of the tubular film 1 and a vertical wall 8 adjoining the tieback 7.
  • each shirring element 6 is assigned a roller arrangement 9 comprising a gathering roller 10 and a counter-roller 11.
  • Each roller assembly 9 also has a in the Fig. 1 not shown further counter-roller 12.
  • the further counter-roller 12 is preferably not involved in the Aufraffen and in the embodiment and is - as explained below - used in raping and coating the tubular film 1 on the stack 2.
  • the tubular film 1 is withdrawn from the tubular film supply 4, each guided over the tieback 7 and each passed between the gathering roller 10 and the counter-roller 11.
  • the gathering rollers 10 are preferably driven by a drive motor 13 while the counter-rollers 11 are not driven and only as Pressure rollers act. Empfohlenenuit and in the exemplary embodiment, the gathering rollers 10 have a larger diameter than the counter-rollers 11, 12. Conveniently and in the embodiment, the gathering roller 10 and the counter-roller 11 of each roller assembly during Abraffen arranged so that the axis of rotation of the counter-roller 11 in the feed direction of the tubular film 1 behind the Rotary axis of the associated Rafrolle 10 and in the vertical direction below the axis of rotation of the associated Rafroll 10 is located. After passing through the roller assemblies 9, the tubular film 1 is gathered below the roller assemblies 9.
  • the tubular film 1 is advantageously separated at its upper end with a separating device, not shown, and welded with a welding device, also not shown, so that a film hood is formed, which can then be pulled over the stack 2.
  • the shirred tubular film 1 is quergestretcht so that its horizontal cross-section is greater than the horizontal cross-section of the stack 2.
  • the shirring elements 6 and the tieback 7 are used as Querstretchiata and transverse stretching of the tubular film 1, the shirring elements 6 are diagonal moved apart.
  • the shirring elements 6 are shown after the Querstretchen over the stack 2. After shirring and Querstretchen the tubular film 1 is then pulled over the stack 2.
  • the shirring R / Ü is also used as Studentszieh adopted R / Ü and the tubular film 1 is stripped off when coating over the stack 2 of the overdrawing R / Ü.
  • the covering device R / Ü is essentially formed by a vertically movable clamping frame, to which the gathering elements 6 and roller arrangements 9 are connected at four corners. The shirring elements 6 and roller assemblies 9 are thus moved when coating the tubular film 1 on the stack 2 with the clamping frame and moved down.
  • the gathering rollers 10 are each driven by a drive motor 13 during the removal of the tubular film 1, namely in the Fig. 3 to 5 indicated by an arrow direction of rotation.
  • the counter-rollers 11, 12 during Abraffen expediently not driven and act only as pressure rollers with respect to the Rafrolle 10.
  • the rotational speed or peripheral speed of the Raffrollen 10 is slightly less than the stall speed of the overdrawing R / Ü.
  • a vertical stretch on the tubular film 1 can be generated. - like in the Fig. 3 to 5 recognizable the tubular film 1 is guided during the raping through the roller assemblies 9 and the tieback 7 of shirring elements 6.
  • Fig. 3 to 5 continue to show that when Abraffen and coating the tubular film 1, the axis of rotation of the first upper counter-roller 12 expediently in Abraffides behind the axis of rotation of the gathering roller 10 and in the vertical direction is arranged above the axis of rotation of the gathering roller 10.
  • the axis of rotation of the second lower counter-roller 11 is further arranged in Abraffses in front of the axis of rotation of the gathering roller 10 and in the vertical direction below the axis of rotation of the gathering roller 10.
  • the diameter of the gathering roller 10 of the roller assemblies 9 is preferably and in the embodiment larger or significantly larger than the diameter of the counter-rollers 11, 12.
  • the first upper counter-roller 12 is preferably arranged at the level of Raffbügels 7 a shirring member 6 and is preferably and in the embodiment something from the surface of the tieback 7 upwards. EmpfohleneIER is the counter-roller 12 0.5 to 4 mm from the surface of the tieback 7 before.
  • Fig. 3 shows that after coating the tubular film 1 on the stack 2, the overdrawing R / Ü with the units of shirring elements 6 and 9 roller assemblies has reached the end or lower portion of the stack.
  • the upper counter-roller 12 of each roller assembly 9 is at the level of the pallet base 14 of the pallet 3.
  • the units of shirring elements 6 and 9 roller assemblies - as indicated by the arrow in FIG Fig. 3 indicated - moved away from the stack of goods 2 in the horizontal direction, so that the distance between the guided over the shirring elements 6 tubular film 1 to the stack 2 increases.
  • the puller R / Ü is moved with its units of shirring elements 6 and roller assemblies 9 up against the coating direction, so that the tubular film 1 is folded up and a first tubular film section 15 is formed.
  • This first tubular film section 15 is applied after the abraffen along the Gutstapelabsacrificings A and along the pallet 3 on the already applied to the stack 2 and the pallet 3 tubular film 1.
  • a wrap angle ⁇ which is preferably and in the exemplary embodiment 40 ° or in about 40 °.
  • the units of shirring elements 6 and roller assemblies 9 are again moved in the horizontal direction to the stack, so that the distance of the guided over the shirring elements 6 tubular film 1 to the stack 2 again decreases.
  • the overdrawing device R / Ü with the units of shirring elements and roller assemblies 9 is again moved downwards in the overstretching direction, so that the tubular film 1 is folded downwards and a second tubular film section 16 is formed.
  • the second tubular film section 16 is then placed on the first tubular film section 15. After placing the second tubular film section 16, the tubular film 1 is released from the overdrawing device R / Ü.
  • the tubular film sections 15, 16 can be produced in a simple, functionally reliable and informal manner by the tubular film 1 is in Abraffen both with the gathering roller 10 and with two counter-rollers 11, 12 in contact.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Basic Packing Technique (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Stackable Containers (AREA)
  • Packaging Of Special Articles (AREA)

Claims (8)

  1. Procédé pour tirer un film tubulaire (1) ou une calotte en film sur une pile de produits (2), le film tubulaire (1) étant d'abord contracté sur un dispositif de contraction (R/Ü),
    suite à quoi, le film tubulaire (1) contracté étant tiré avec un dispositif d'enrobage (R/Ü) par-dessus la pile de produits (2) en déplaçant le dispositif d'enrobage (R/Ü) le long de la pile de produits (2) et le film tubulaire (1) étant à cet effet décontracté par le dispositif d'enrobage (R/Ü),
    le dispositif de contraction ou d'enrobage (R/Ü) comportant au moins deux éléments de contraction (6) par dessus lesquels le film tubulaire (1) décontracté lors de l'enrobage est guidé,
    après l'atteinte d'une zone d'extrémité de la pile de produits (2), les éléments de contraction (6) étant éloignés de la pile de produit (2) de sorte que la distance entre le film tubulaire (1) guidé par l'intermédiaire des éléments de contraction (6) et la pile de produits (2) s'agrandisse,
    le dispositif d'enrobage (R/Ü) étant déplacé ensuite le long d'une partie de la pile de produits (A), à l'encontre de la direction d'enrobage, de sorte qu'un premier coupon de film tubulaire (15) vienne s'appliquer sur le film tubulaire (1) d'ores et déjà appliqué sur la pile de produits (2)
    et suite à quoi, le dispositif d'enrobage (R/Ü) étant déplacé de nouveau en direction d'enrobage, le long d'au moins un tronçon de la partie de la pile de produits (A), de sorte qu'un deuxième coupon de film tubulaire (16) se pose sur le premier coupon de film tubulaire (15).
  2. Procédé pour tirer un film tubulaire (1) ou une calotte en film sur une pile de produits (2), le film tubulaire (1) étant d'abord contracté sur un dispositif de contraction (R/Ü),
    suite à quoi, le film tubulaire (1) étant tiré avec un dispositif d'enrobage (R/Ü) par-dessus la pile de produits (2) en déplaçant le dispositif d'enrobage (R/Ü) le long de la pile de produits (2) et le film tubulaire (1) étant à cet effet décontracté par le dispositif d'enrobage (R/Ü),
    le dispositif de contraction ou d'enrobage (R/Ü) comportant au moins deux éléments de contraction (6) par dessus lesquels le film tubulaire (1) décontracté lors de l'enrobage est guidé,
    après l'atteinte d'une zone d'extrémité de la pile de produits (2), le dispositif d'enrobage (R/Ü) étant déplacé le long d'une partie de la pile de produit (A), à l'encontre de la direction d'enrobage, de sorte qu'un premier coupon de film tubulaire (15) vienne s'appliquer sur le film tubulaire (1) d'ores et déjà appliqué sur la pile de produits (2),
    après l'application du premier coupon de film tubulaire (15), les éléments de contraction (6) étant rapprochés de la pile de produit (2), de sorte que la distance entre le film tubulaire (1) guidé par l'intermédiaire des éléments de contraction (6) et la pile de produits (2) diminue
    et suite à quoi, le dispositif d'enrobage (R/Ü) étant déplacé de nouveau en direction d'enrobage, le long d'au moins un tronçon de la partie de la pile de produit (A), de sorte qu'un deuxième coupon de film tubulaire (16) se pose sur le premier coupon de film tubulaire (15).
  3. Procédé selon l'une quelconque des revendications 1 ou 2, un dispositif de contraction (R/Ü) étant utilisé avec au moins deux agencements de rouleaux (9) avec chacun au moins un rouleau de contraction (10) et au moins deux contre-rouleaux (11, 12), à la contraction du film tubulaire, (1) les rouleaux de contraction (10) étant mis en contact avec la face extérieure du film tubulaire (1) et un seul des deux contre-rouleaux (11) de chaque agencement de rouleaux (9) étant mis en contact avec la face intérieure du film tubulaire (1).
  4. Procédé selon l'une quelconque des revendications 1 à 3, après la contraction, le film tubulaire (1) étant étiré à la transversale.
  5. Procédé selon l'une quelconque des revendications 1 à 4, le dispositif de contraction (R/Ü) étant utilisé en tant que dispositif d'enrobage (R/Ü).
  6. Procédé selon l'une quelconque des revendications 1 ou 2, au moins lors de la décontraction du film tubulaire (1) au cours de l'application du premier et du deuxième coupons de film tubulaire (15, 16), les rouleaux de contraction (10) des agencements de rouleaux (9) étant en contact avec la face extérieure du film tubulaire (1) et les deux contre-rouleaux (11, 12) de chaque agencement de rouleaux (9) étant en contact avec la face intérieure du film tubulaire (1),
  7. Procédé selon l'une quelconque des revendications 1 à 6, au moins lors de la décontraction du film tubulaire (1) au cours de l'application du premier et du deuxième coupons de film tubulaire (15, 16) les agencements de rouleaux (9) étant dimensionnés avec le critère que le film tubulaire (1) enlace les rouleaux de contraction (10) chaque fois avec un angle d'enlacement α qui est de 25° à 60°, de préférence de 30° à 50° et de façon particulièrement préférée de 35° à 45°.
  8. Procédé selon l'une quelconque des revendications 1 à 7, après l'application du deuxième coupon de film tubulaire (16), le film tubulaire (1) étant libéré par le dispositif d'enrobage (R/Ü).
EP11171765A 2008-12-19 2008-12-19 Procédé et dispositif destinés à recouvrir une feuille tubulaire ou une enveloppe de feuille sur une pile de marchandises Active EP2371716B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP08022156A EP2199214B1 (fr) 2008-12-19 2008-12-19 Procédé et dispositif destinés à recouvrir une feuille tubulaire ou une enveloppe de feuille sur une pile de marchandises

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP08022156.7 Division 2008-12-19

Publications (2)

Publication Number Publication Date
EP2371716A1 EP2371716A1 (fr) 2011-10-05
EP2371716B1 true EP2371716B1 (fr) 2012-06-13

Family

ID=40740034

Family Applications (2)

Application Number Title Priority Date Filing Date
EP11171765A Active EP2371716B1 (fr) 2008-12-19 2008-12-19 Procédé et dispositif destinés à recouvrir une feuille tubulaire ou une enveloppe de feuille sur une pile de marchandises
EP08022156A Active EP2199214B1 (fr) 2008-12-19 2008-12-19 Procédé et dispositif destinés à recouvrir une feuille tubulaire ou une enveloppe de feuille sur une pile de marchandises

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP08022156A Active EP2199214B1 (fr) 2008-12-19 2008-12-19 Procédé et dispositif destinés à recouvrir une feuille tubulaire ou une enveloppe de feuille sur une pile de marchandises

Country Status (11)

Country Link
US (1) US8875480B2 (fr)
EP (2) EP2371716B1 (fr)
CN (1) CN102300775B (fr)
BR (1) BRPI0923173A2 (fr)
DE (1) DE202008017442U1 (fr)
DK (2) DK2371716T3 (fr)
ES (2) ES2375174T3 (fr)
MX (2) MX341026B (fr)
RU (1) RU2478066C1 (fr)
UA (1) UA101244C2 (fr)
WO (1) WO2010078915A1 (fr)

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DE102010037770B4 (de) * 2010-09-24 2012-06-14 Illinois Tool Works Inc. Verfahren und Vorrichtung zum zumindest teilweisen Umhüllen eines Stückgutstapels mit einem Schlauchabschnitt
DE102011000205B4 (de) 2011-01-18 2014-07-17 Illinois Tool Works Inc. Vorrichtung und Verfahren zum Reffen eines Schlauchfolienabschnitts
DE102011075451B4 (de) 2011-05-06 2014-05-08 Illinois Tool Works Inc. Verfahren und Vorrichtung zum Aufreffen eines Schlauchfolienabschnitts auf die Refffinger einer Verpackungsanlage
FI124180B (fi) 2011-09-30 2014-04-15 Illinois Tool Works Menetelmä käärintäkoneen kuljetustilaan saattamiseksi sekä käärintäkone
ITRN20120003A1 (it) * 2012-01-13 2013-07-14 Cocci Luciano S R L Apparecchiatura per caricare un tubo porta rete.
KR20130089035A (ko) * 2012-02-01 2013-08-09 삼성전자주식회사 수축 포장 시스템
FI125661B (en) 2012-09-07 2015-12-31 Signode Int Ip Holdings Llc Method and apparatus for positioning corner guards on a load
FI125411B (en) 2013-10-31 2015-10-15 Signode Internat Ip Holdings Llc Method and fasteners for securing the end of a wrapping film web to a packaging machine and packaging machine
DE102014106365B4 (de) 2014-05-07 2017-06-14 Lachenmeier Aps Verpackungsverfahren zum Verpacken eines Gutes
DK178374B1 (en) 2014-11-04 2016-01-18 Frank Bruhn Aps HORIZONTALLY ARRANGED WRAP PACKAGING SYSTEM
DE102015101489A1 (de) 2015-02-02 2016-08-04 Signode Industrial Group Llc Verpackungsvorrichtung und Verfahren zum Betrieb derselben
GB201506182D0 (en) * 2015-04-13 2015-05-27 Composite Technology & Applic Ltd Bagging apparatus
DE102016212436B4 (de) * 2016-07-07 2018-07-26 Signode Industrial Group Llc Verpackungsverfahren und Haubenstretchanlage
EP3398861A1 (fr) * 2017-05-04 2018-11-07 Erin Intellectual Property Limited Procédé et programme informatique destinés à emballer une pile de marchandise et unité d'emballage
US11492155B2 (en) 2020-05-14 2022-11-08 Signode Industrial Group Llc Stretch-hood machine
EP4355659A1 (fr) * 2021-06-16 2024-04-24 Signode Industrial Group LLC Housseuse pourvue d'un élément d'évaluation de film

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FR2473985A1 (fr) * 1980-01-17 1981-07-24 Thimon Machine d'emballage d'une charge dans un troncon de gaine en un materiau souple
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Also Published As

Publication number Publication date
MX2011006383A (es) 2011-09-28
RU2478066C1 (ru) 2013-03-27
RU2011129820A (ru) 2013-01-27
ES2375174T3 (es) 2012-02-27
UA101244C2 (uk) 2013-03-11
EP2199214A1 (fr) 2010-06-23
EP2199214B1 (fr) 2011-11-09
EP2371716A1 (fr) 2011-10-05
BRPI0923173A2 (pt) 2016-02-16
DK2199214T3 (da) 2012-01-02
DK2371716T3 (da) 2012-09-24
DE202008017442U1 (de) 2009-08-27
MX339958B (es) 2016-06-20
CN102300775B (zh) 2014-04-02
US8875480B2 (en) 2014-11-04
WO2010078915A1 (fr) 2010-07-15
MX341026B (es) 2016-08-04
ES2389623T3 (es) 2012-10-29
CN102300775A (zh) 2011-12-28
US20110258973A1 (en) 2011-10-27

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