EP1960269B1 - Procede et dispositif pour entourer des emballages - Google Patents

Procede et dispositif pour entourer des emballages Download PDF

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Publication number
EP1960269B1
EP1960269B1 EP06840943A EP06840943A EP1960269B1 EP 1960269 B1 EP1960269 B1 EP 1960269B1 EP 06840943 A EP06840943 A EP 06840943A EP 06840943 A EP06840943 A EP 06840943A EP 1960269 B1 EP1960269 B1 EP 1960269B1
Authority
EP
European Patent Office
Prior art keywords
folding
pocket
sealing
pack
blank
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
EP06840943A
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German (de)
English (en)
Other versions
EP1960269A1 (fr
Inventor
Hans-J. Bretthauer
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.)
Focke and Co GmbH and Co KG
Original Assignee
Focke and Co GmbH and Co KG
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.)
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Publication date
Application filed by Focke and Co GmbH and Co KG filed Critical Focke and Co GmbH and Co KG
Publication of EP1960269A1 publication Critical patent/EP1960269A1/fr
Application granted granted Critical
Publication of EP1960269B1 publication Critical patent/EP1960269B1/fr
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • B65B19/00—Packaging rod-shaped or tubular articles susceptible to damage by abrasion or pressure, e.g. cigarettes, cigars, macaroni, spaghetti, drinking straws or welding electrodes
    • B65B19/02—Packaging cigarettes
    • B65B19/22—Wrapping the cigarettes; Packaging the cigarettes in containers formed by folding wrapping material around formers
    • B65B19/223—Wrapping the cigarettes; Packaging the cigarettes in containers formed by folding wrapping material around formers in a curved path; in a combination of straight and curved paths, e.g. on rotary tables or other endless conveyors
    • B65B19/225—Wrapping the cigarettes; Packaging the cigarettes in containers formed by folding wrapping material around formers in a curved path; in a combination of straight and curved paths, e.g. on rotary tables or other endless conveyors the conveyors having continuous movement
    • 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
    • B65B19/00—Packaging rod-shaped or tubular articles susceptible to damage by abrasion or pressure, e.g. cigarettes, cigars, macaroni, spaghetti, drinking straws or welding electrodes
    • B65B19/02—Packaging cigarettes
    • B65B19/22—Wrapping the cigarettes; Packaging the cigarettes in containers formed by folding wrapping material around formers
    • B65B19/223—Wrapping the cigarettes; Packaging the cigarettes in containers formed by folding wrapping material around formers in a curved path; in a combination of straight and curved paths, e.g. on rotary tables or other endless conveyors
    • B65B19/226—Wrapping the cigarettes; Packaging the cigarettes in containers formed by folding wrapping material around formers in a curved path; in a combination of straight and curved paths, e.g. on rotary tables or other endless conveyors using endless conveyors having pockets, each pocket being provided with separate members, e.g. folders

Definitions

  • the invention relates to a method for producing packages by wrapping an article in a blank of packaging material, according to the preamble of claim 1. Furthermore, the invention relates to an apparatus for performing the method according to the preamble of claim 4.
  • the invention has for its object to increase the performance of a packaging machine by improving the continuous operations.
  • the inventive method has the features of claim 1. It is therefore provided that the attached to a pivotable lever pocket is moved in preferably two different radial positions on the folding turret, being introduced in a radially outer position of the blank and the package in the pocket, and in the region of a radially inner Folding tab position folded and connected by stitching or caulking with each other, and wherein the bag is moved back to the radially outward position to perform the end seal.
  • the continuously revolving turret used according to the invention is, on the one hand, a folding turret, but on the other hand also a sealing turret for sealing thermally sealable foils in the region of overlapping folding tabs of the sheath. Accordingly, the method according to the invention is particularly applicable for attaching the outer envelope of thermally sealable film typical of cigarette packs.
  • the device according to the invention has the features of claim 4. It is therefore provided that the attached to a pivotable lever pocket can be positioned in preferably two different radial positions on the folding turret, wherein in a radially outer position of the blank and the pack can be inserted into the pocket, in the region of a radially inner position folding tabs folded and connectable by stitching or caulking, and wherein the bag is again moved back into the radially outward position for performing the end seal.
  • a special feature of the invention is that after the introduction of a package into the pocket of the revolver, the necessary folding steps are first carried out and then folding flaps are thermally sealed in the region of overlaps, first a pre-seal and then an end seal is carried out.
  • Important folding and sealing organs are therefore associated with each pocket of the revolver, namely folding members with a double function, which fold two adjacent folding flaps of the blank during a movement or working cycle.
  • sealing elements are provided for each pocket, likewise with a double function, namely for pre-sealing and for end sealing due to different relative positions.
  • the pocket attached to a pivotable lever is positioned along an arcuate path in preferably two radial planes of the folding turret. In the radially outer position blank and pack are supplied. Furthermore, sealing takes place in this position, namely end sealing of the folding tabs. In the radially inward position, the folding flaps are folded and stapled at the same time or at different times (pre-sealing). The bag is thereby aligned with the respective position of corresponding folding or sealing tools.
  • the bag is essentially movable in the radial direction for positioning the package or blank relative to the acting folding or sealing members.
  • the concrete example ( Fig. 1 ) is a cigarette box of the type folding box.
  • the cuboidal packing 10 has a large-area front side 11, rear side 12, narrow side surfaces 13, 14 as well as a cover-side end face 15 and an opposite bottom surface 16.
  • the package 10 is surrounded by a blank 17 of foil.
  • the fold is designed so that in the region of the side surface 13 mutually overlapping folding tabs, namely side tabs 18, 19 are formed.
  • Another fold in the area of the end face 15 and the bottom face 16 consists of the inside, namely on the pack 10, adjacent end tabs 20, 21 and trapezoidal longitudinal tabs 22, 23.
  • the aforementioned folding tabs are 18.23 positioned at least partially covered. In their area, the folding flaps are connected to each other by thermal sealing.
  • the device according to Fig. 2 as part of a comprehensive packaging machine is used to attach the outer wrap or blank 17 to the package during continuous transport thereof.
  • a folding turret 24 is designed such that the blank 17 is folded around the package 10 with the formation of the folding tabs 18 .23 and, moreover, the sealing of the folding tabs is carried out, so that in the region of a removal station 25 finished packages correspondingly Fig. 1 can be transferred from the folding turret 24 to a discharge conveyor or to another processing unit, here to a shrinking turret 26 for a shrinkage treatment of the film. From this then the packs 10 are transferred to a discharge conveyor 27.
  • the otherwise manufactured packs 10 (without foil) are delivered to a feed conveyor 28. This is designed as a belt conveyor. The lying on an upper strand packs 10 are detected by drivers 29 back.
  • the packs are picked up by an intermediate conveyor and passed on to the folding turret 24.
  • a transfer turret 30 In the intermediate conveyor is a transfer turret 30. This is provided on the circumference with a plurality of holding members for each pack 10.
  • These are converging clamping arms 31 which, with thin-walled clamping webs 32 arranged at their ends, engage a pack 10 in an upper region facing the transfer turret 30 on opposite sides of the pack, specifically on the side surfaces 13, 14, from the feed conveyor 28 lift off and feed the folding turret 24.
  • the clamping arms 31 are pivotable between an open expanded position and a holding position for detecting and holding a pack 10.
  • the clamping webs 32 are formed thin-walled.
  • the direction of rotation of the transfer turret 30 is matched to the direction of rotation of the folding turret 24, so that in the region of a transfer station 33, the holding members for the packs 10 and the folding turret 24 have the same direction of movement.
  • the folding turret 24 has along the circumference at equal distances from each other arranged receptacles for each pack 10, namely pockets 34.
  • the continuously rotating folding turret 24 passes through the pockets 34 several stations.
  • the blanks 17 of the film are fed to the circumference of the folding turret 24 and kept ready in a special relative position for the pocket 34.
  • a transfer member (not shown) having a suction bore (not shown), namely a cutting roller 36, is positioned with the peripheral surface immediately adjacent the orbit of the pockets 34, such that the blanks 17, which are spaced apart, are applied in a positionally accurate manner to the folding turret 24 or to the pockets 34 ( Fig. 3 ).
  • the blanks 17 are separated from a continuous film web 37 and the blanking roller 36 passed.
  • Each pocket 34 is associated with a number of folding and sealing members, which rotate with the folding turret 24 and perform folding and sealing steps in a coordinated manner.
  • the packs 10 are positioned in the pockets 34 such that a large-area pack side, namely the front 11, inwards and the side surface 13 in the conveying direction backward, the side surface 14 are directed forward.
  • the blank 17 is positioned offset to the pocket 34 such that upon insertion of the pack 10 into the pocket 34, the inner side flap 18 is folded. Next, a portion of the blank 17 comes to rest against the side surface 14.
  • the outer side flap 19 is folded over against the inner side flap 18 to form a tube as insects the blank 17.
  • the rear end flap 20 in the conveying direction against the front and bottom wall 15, 16 is folded.
  • the longitudinal tabs 22, 23 are followed by the overlapping folding tabs.
  • the pocket 34 is provided with a holding member for the package 10, namely with a pocket bottom 39 on which only a transverse, approximately radial pocket leg 40 is arranged.
  • the pack 10 is located on the bottom of the bag 39 with a large packing area - front side 11. The front side lying in the direction of rotation 14 receives contact with the pocket leg 40, in each case together with areas of the blank 17.
  • the pocket 34 is substantially movable in the radial direction and attached to a pivotable pocket arm 41 for this purpose. This extends approximately in the circumferential direction of the folding turret 24 and is pivotable about a spaced from the pocket 34 pivot bearing 42 - in the direction of rotation in front of the pocket 34 lying.
  • the pocket 34 - pocket bottom 39 and pocket legs 40 - are accordingly along a circular arc movable (directional arrow in Fig. 3 ).
  • a recording position ( Fig. 4 ) is the bag 34 in an outer end position at the smallest distance from the
  • the pocket 34 or the bottom of the bag 39 is in an inclined position, parallel to the clamping arms 31.
  • the movements are coordinated so that the package 10 without relative movement in the radial direction in the pocket 34th can be introduced until it rests against the pocket leg 40 (FIG. Fig. 4 ).
  • the bag 34 is retracted with the pack 10 by pivotal movement of the pocket arm 41 in the radial direction, so that the pack is released from the organs of the transfer turret 30 (Fig. Fig. 5 ).
  • the blank 17 is held in the region of the pocket 34 in a circumferential plane for acceptance by the pack 10 ( Fig. 3 ).
  • On both sides of the pocket 34 are holding members for end portions of the blank 17.
  • These are organs that act at the same time as folding organs, namely an overfalter 43.
  • This plate-shaped member is pivotable on a substantially radially directed, approximately S-shaped Folding lever 44 attached. This is about a remote from the outer contour of the folding turret 24 pivot bearing 455 back and forth.
  • the overfold 43 forms an outwardly directed, curved holding surface 46 for a part of the blank 17, namely for the folding leg.
  • the holding surface 46 has suction holes 47 for fixing the blank 17. This extends in the starting position ( Fig. 3 A facing end piece 48 of the folding lever 44 or the holding surface 46 serves for receiving and temporarily fixing an end piece of the blank 17. This is a strip to form the inner side flap 18.
  • the tail 48 has suction holes 47. The blank 17 is thus fixed in a front region and in a rear region.
  • the package 10 is transferred, wherein the blank 17 is withdrawn from the end piece 48 by the outward movement of the pocket 34 on the one hand and the supply of the package 10 on the other hand and rests against the rear side surface 13 of the pack 10 ,
  • the end piece 48 consists of individual webs with gaps formed between them. Each bar has (two) suction holes. This ensures that the relevant area of the blank 17 is removed during insertion of the pack 10 into the pocket 34 of the tail. After the handing over of the pack 10 to the bag 34, therefore, the blank is in the area of Front 11, the side surface 14 and partially in the region of the side surface 13 on the package 10 at.
  • the bag 34 returns to a radially inner (end) position ( Fig. 5 ).
  • the overfalter 43 is pivoted counter to the direction of rotation relative to the pocket 34 and the package 10 by the folding lever 44.
  • the suction air is switched off in the region of the suction bores 47, so that the folding leg 38 can be pulled off the holding surface 46.
  • the folding lever 44 can rest against the outside of the pack 10, namely against the rear side 12, after the pocket 34 has been moved by a corresponding movement of the pocket arm 41 into a position retracted radially inwardly before the beginning of this folding movement (FIG. Fig. 5 ).
  • the folding leg 38 is held by the inside of the folding lever 44 on the outside of the package 10 by a correspondingly formed, flat counter surface 49 on the inside of the folding lever 44.
  • the counter surface 49 is located on the entire surface of the back 12 at.
  • the abutting on the rear side surface 13 side tabs 18 is fixed in the pocket 34, by another folding member with multiple function, namely by a lower folder 50.
  • This is attached to a pivotable folding arm 51, which is also substantially in the circumferential direction of the folding turret 24th extends, approximately corresponding to the pocket arm 41.
  • the lower folder 50 is therefore also along a circular path of movement about radially displaceable.
  • the folding arm 51 is arranged coaxially with the pocket arm 41 in the pivot bearing 42.
  • the lower folder 50 has a transverse or approximately radially directed folding web 52. This is directed as a leg approximately transversely to the folding arm 51 and freely projecting. The path of movement of the fold web 52 detects the rear side of the pack 10 in the region of the pocket 34. In an initial position (FIG. Fig. 3 ), the lower folder 50 is retracted radially inward. After insertion of the pack 10 with blank 17 into the pocket 34, the lower folder 50 is moved radially outward, such that the fold web 52 or a projection at the free end of the same on the rear side of the pack 10, ie on the side surface 13, is applied , In this case, the tail of the blank 17, so the side flap 18 is folded against the package surface. The folding web 52 fixes the side flap 18 and holds the package 10 in the pocket 34, which is open at the back.
  • folding member After folding over the folding leg 38 by the overfalter 43 (FIG. Fig. 5 A folding member moves the side tabs 19 to rest on the back of the package 10 in partial overlap with the side tabs 18. It is in a coordinated movement of the Folding web 52 retracted inwards.
  • a folding organ is a thin-walled longitudinal folder 53.
  • the longitudinal folder 53 is mounted on an actuating arm 54, which is actuated by a parallel transmission, namely by a drive pulley 55 and a balance arm 56. Through this transmission, a movement is transmitted to the actuating arm 54, which initially causes a radial movement of the longitudinal folder 53 and then a with the folding turret 24 mitge, substantially circular arc-shaped movement, such that the longitudinal folder 53 follows in folding position at the back of the pack 10 and on the side tabs 19 of the rotational movement of the folding turret 24.
  • the Matterfalter 43 projecting back on the package 10 is formed like a comb in the end region or provided with a plurality of recesses 57. Through this occurs the corresponding comb-like Lijnsfalter 53 with folding fingers 58 therethrough. These are at the back of the pack 10 ( Fig. 5 ).
  • the longitudinal folder 53 or the folding fingers 58 are pulled out of the folding and holding region of the pocket 34 in a superposed movement ( Fig. 7 ).
  • the fold web 52 follows the folding fingers 58 that are removed, so that the adjacent side tabs 18, 19 are fixed to the side face 13, in the end position by the fold web 52 (FIG. Fig. 7 ).
  • For sufficient securing of the not yet connected side tabs 18, 19 and the folding web 52 is formed comb-like with folding fingers 59. These occur in the spaces formed by the folding fingers 58 of the longitudinal mote 53 ( Fig. 8 ), so that a mutual overlap of the folding organs for fixing the folding tabs is given.
  • the overfalter 43 takes on another task. On both sides of this plate-shaped member folding members are attached, namely folding tongues 60. These are moved with the overfalter 43.
  • the folding tongues 60 lie directly next to the end face 15 and the bottom surface 16 of the pack 10.
  • the movement of the overfalter 43 folds the end tabs 21, which protrude first beyond the pack 10, onto the front side of the pack 10 (FIG. Fig. 5 ).
  • the end tabs 21 are fixed in the folded position.
  • the blank 17 is - except for the end tabs 21 - in a tubular Eisenfalt ein.
  • a subsequent folding step ( Fig. 9 ) are now folded in the conveying direction back end flap 20.
  • a seal is performed in the region of the overlapping side tabs 18, 19, namely a pre-sealing.
  • a folding and sealing organ is used.
  • On a pivot lever 61 are on both sides of the pack, namely in the region of the end face 15 and bottom surface 16 acting folding tongues 62 arranged; In the form and effect analogous to the folding tongues 60 on the overfalter 43. Due to a movement of the pivot lever 61 about a pivot bearing 63, the folding tongue 62 along a circular path of movement (arrow in FIG Fig.
  • the folding tongues 62 fold the end flaps 20 against the associated package surfaces.
  • the folding tongues 62 occur between marginal folding fingers 59 of the folding web 52 therethrough. This is still in the stop position ( Fig. 9 ).
  • the relative position of the folding tongues 62 is selected such that, with the radially inward position of the pocket 34, an alignment with the end tabs 20 is provided.
  • a sealing member 64 is further attached, which is associated with the rear side surface 13 and the side lobes 18, 19.
  • the sealing member is formed in a special way, namely provided with two sealing jaws 65 and 66. These come alternatively to the system at the overlapping area of the side tabs 18, 19.
  • a first sealing cycle which corresponds to the folding position of the folding tongue 62 ( Fig. 9 )
  • the sealing jaw 65 receives contact with the lobes 18, 19 for the application of a first seal, namely a pre-seal.
  • the sealing jaw 65 consists for this purpose of sealing pieces 67 which are arranged comb-like and pass through the recesses or spaces of the folding web 52 ( Fig. 3 . Fig. 9 ).
  • the sealing member 64 and the sealing jaws 66 are arranged offset in the radial direction outwardly to the sealing jaw 65.
  • the side surface 13 passes into the area of the continuous sealing jaw 66 for carrying out the over the full length of the cover extending end seal. This second seal will take place during a later phase ( Fig. 15 ).
  • the side folder 68 is also stored stationary outside the area of the folding turret 24.
  • An actuating gear has an actuating lever 71 for the Sofalter 68.
  • the actuating lever 71 is eccentrically connected to a drive pulley 72 and with a compensating lever 73.
  • the movement path generated by this gear causes the folding member, namely the folding legs 69, 70 perform a radial movement and run along during a section with the folding turret 24. Thereafter, the side folder 68 is retracted from the area of the folding turret 24 and the bag 34, respectively.
  • the radially inner, outer longitudinal tab 23 is folded.
  • the lower folder 50 is effective on which the folding web 52 is arranged.
  • folding collars 74 attached to the folding arm 51 come into action. These fold the longitudinal tabs 23 until it rests against the end wall 15 or bottom wall 16 with partial overlap of the longitudinal tab 22 (FIG. Fig. 13 ). This folding operation is effected by an outwardly directed movement of the folding arm 51.
  • a sealing tool 75 on the end face 15 and bottom surface 16 becomes effective.
  • This sealing tool 75 is also set up for a double function.
  • a single, central projection namely a tack nose 76
  • the stitching nose 76 passes through a recess 77 between the two leg-like folding projections 74, in the area the overlap of longitudinal tabs 22 and 23 ( Fig. 13 ). In this area, a localized seal of the relevant flaps is carried out.
  • the lower folder 50 is retracted inward by corresponding pivotal movement of the folding arm 51 (FIG. Fig. 15 ).
  • the lower folder 50 is located at a considerable distance from the pocket 34 with all the organs.
  • the blank is sufficiently fixed to the package 10 by the pre-stitching or sealing.
  • relative movement namely by moving the bag 34 to the outside (pivotal movement of the pocket arm 41 according to arrow in Fig. 15 ) reaches the package 10 with end face 15 and bottom surface 16 in the area of sealing jaws 78 of the sealing tool 75.
  • the longitudinal tabs 22, 23 can now be sealed over the entire surface Einschtuss the end tabs 20, 21 (position shown Fig. 15, 16 ).
  • the end seal is carried out in the area of the rear-side packing surface, that is to say the side surface 13. Due to the changed relative position of the pocket 34, the sealing members 64 can be brought back into position by corresponding pivotal movement of the pivot lever 66, in such a way that the radially outer sealing jaw 66 receives on the side surface 13 system and the side tabs 18, 19 in the overlap can seal completely and permanently ( Fig. 15 ).
  • the package 10 is fixed in the pocket 34 by the sealing members 78 on the one hand and 66 on the other hand.
  • the overfalter 43 continues to rest on the package 10 with a partial region.
  • the now finished pack reaches the area of the removal station 25 set up below.
  • the sealing organs and the overfetter 43 are pivoted back.
  • the pack 10 can now be detected by a transfer device, which detects the pack 10 at the end face 15 and bottom surface 16 with clamping jaws 79.
  • the package is passed through these jaws to the subsequent organ, here to the shrinking turret 26.
  • the structural design of the folding turret 24 is designed in a special way.
  • the folding and sealing members including the levers and arms for actuating the same, are mounted on a turret disk 80.
  • the positions of the pockets 34 and the folding lever, in particular of the overfalter 43, are selected such that in a radially outer End position a clear distance from the outer edge of the turret disk 80 is given.
  • Drive and control means are arranged on the side opposite to the pockets 34, folding and sealing organs side of the turret disk 80, namely in particular cams, curved paths, etc.
  • At these connected to the levers and arms shafts are supported with sensing rollers or the like, so by the expiration of this Organs on the fixed curves the movements are controlled.
  • a special feature applies with regard to the pivot bearing 45.
  • the pivot bearing 42 is formed by a hollow shaft 81 and a guided in this drive shaft 82. Hollow shaft 81 and drive shaft 82 lead to the separate cams.
  • Another special feature is the drive for the sealing organs, namely the sealing member 64 on the one hand and the sealing tools 75 on the other hand.
  • the last-mentioned sealing tools are each attached to a (two-armed) pivoting lever 83.
  • This is mounted with a pivot bearing 84 on a fixed part, on a bearing plate connected to the turret 80 80.
  • Mutually facing ends of the angular or C-shaped pivot lever 83 are connected via a ball joint 86 with the facing end of the pivot lever 61 for the Sealing member 64 connected.
  • Both sealing units 75, on the one hand, and 64, on the other hand are therefore connected to one another by way of the ball joints 86 and can be moved by a common drive in the described manner or sequence.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Basic Packing Technique (AREA)

Abstract

L'objectif de l'invention est de produire des emballages (10) pour cigarettes carrés qui sont recouverts par un film extérieur. A cet effet, les emballages (10) sont déplacés les uns à la suite des autres dans une plieuse (24) rotative tournant continuellement et ils sont introduits dans des pochettes (34) correspondantes au moyen d'une découpe (17) prévue à cet effet. Lors du déplacement rotatif de la plieuse (24) rotative, la découpe (17) est pliée autour de l'emballage (10) et les languettes pliées qui se chevauchent sont reliées entre elles par thermoscellage.

Claims (15)

  1. Procédé pour fabriquer des paquets de cigarettes par enveloppement d'un paquet (10) dans une pièce découpée (17) en matériau d'emballage, notamment en film thermoscellable, la pièce découpée (17) étant maintenue disponible dans la région d'une poche (34) d'une tourelle de pliage (24) tournant en continu, de telle sorte que le paquet (10), lors de l'insertion dans la poche (34), s'applique contre la pièce découpée (17) et que celle-ci soit en partie repliée autour du paquet (10), de telle sorte que des volets pliants ou des branches pliantes de la pièce découpée (17) soient fournies et lors d'un mouvement de rotation poursuivi de la tourelle de pliage (24), soient pliées sur un côté du paquet orienté radialement vers l'extérieur ainsi que sur d'autres côtés du paquet, et la pièce découpée (17), pendant le transport à travers la tourelle de pliage (24), étant repliée complètement autour du paquet (10) en formant des volets latéraux (18, 19) se recouvrant mutuellement dans la région d'une face latérale (13) et en formant des volets pliants (20, 21 ; 22, 23) dans la région de faces frontales (15) et de faces de fond (16) orientées latéralement, et les volets pliants se recouvrant mutuellement (18, 19 ; 20, 21, 22, 23), pendant le transport à travers la tourelle de pliage (24), étant d'abord pré-scellés, à savoir par apport de faces de scellage limitées, notamment ponctuelles, puis étant scellés de manière définitive, caractérisé en ce que la poche (34) réalisée sur un levier pivotant, notamment un bras de poche (41), est déplacée de préférence dans deux positions radiales différentes sur la tourelle de pliage (24), la pièce découpée (17) et le paquet (10), dans une position située radialement à l'extérieur, étant introduits dans la poche (34), et dans la région d'une position située radialement à l'intérieur, des volets pliants étant pliés et connectés les uns aux autres par brochage ou pré-scellage, et la poche (34) étant à nouveau ramenée dans la position située radialement à l'extérieur pour effectuer le scellage définitif.
  2. Procédé selon la revendication 1, caractérisé en ce que des côtés de grande surface du paquet (10) de forme parallélépipédique sont orientés radialement vers l'intérieur ou radialement vers l'extérieur et la face frontale (15) ainsi que la face de fond (16) sont orientées axialement vers l'extérieur, c'est-à-dire qu'elles se situent dans le plan du sens de rotation, de telle sorte que lors de l'introduction d'un paquet (10) dans une poche (34), la pièce découpée (17) soit appliquée contre la face du paquet tournée vers l'intérieur, à savoir le côté avant (11), ainsi que contre les faces latérales (13, 14) s'étendant vers l'avant dans la direction de transport et du côté arrière, et en ce qu'ensuite une branche pliante (38) de la pièce découpée (17) est pliée contre le côté du paquet orienté vers l'extérieur, c'est-à-dire contre le côté arrière (12), et contre la face latérale (13) orientée vers l'arrière dans le sens de rotation, en recouvrant un volet latéral (18) déjà plié.
  3. Procédé selon la revendication 1 ou 2, caractérisé en ce qu'après la formation d'une enveloppe de forme tubulaire du paquet (10) par la pièce découpée (17), des volets pliants dépassant dans la direction axiale des deux côtés, à savoir dans la région de la face frontale (15) et de la face de fond (16), sont pliés, et ce de la manière suivante : d'abord un volet d'extrémité (21) situé en avant dans un sens de rotation de la tourelle de pliage (24), puis le volet d'extrémité opposé (20), tourné vers l'arrière dans le sens de rotation, puis un volet longitudinal (22) orienté radialement vers l'extérieur et finalement le volet longitudinal (23) situé radialement vers l'intérieur.
  4. Dispositif pour fabriquer des paquets de cigarettes par enveloppement d'un paquet (10) dans une pièce découpée (17) en matériau d'emballage, notamment dans une enveloppe extérieure en film, dans lequel la pièce découpée (17) est maintenue disponible dans la région d'une poche (34) d'une tourelle de pliage (24) tournant en continu, de telle sorte que le paquet (10), lors de l'insertion dans la poche (34), s'applique contre la pièce découpée (17), une branche pliante libre (38) de la pièce découpée (17) pouvant être pliée, lors de la rotation poursuivie de la tourelle de pliage (24) sur un côté du paquet orienté radialement vers l'extérieur, notamment un côté arrière (12) du paquet (10), et des organes de pliage déplaçables étant associés à chaque poche (34), et en outre des organes de scellage (64) ou des outils de scellage (75) étant associés à la poche (34), pour le thermoscellage de volets pliants suite au processus de pliage, ou pendant celui-ci, caractérisé en ce que la poche (34) réalisée sur un levier pivotant, notamment un bras de poche (41), peut être positionnée de préférence dans deux positions radiales différentes sur la tourelle de pliage (24), la pièce découpée (17) et le paquet (10), dans une position située radialement à l'extérieur, pouvant être introduits dans la poche (34), dans la région d'une position située radialement à l'intérieur, des volets pliants étant pliés et pouvant être connectés les uns aux autres par brochage ou pré-scellage, et la poche (34) pouvant être à nouveau ramenée dans la position située radialement à l'extérieur pour effectuer le scellage définitif.
  5. Dispositif selon la revendication 4, caractérisé par les caractéristiques suivante :
    a) un organe de retenue (43) notamment en forme de plaque à côté de la poche (34) sert à maintenir temporairement une branche pliante (38) de la pièce découpée (17) à côté de la poche (34),
    b) l'organe de retenue (43), après l'introduction de l'objet ou du paquet (10) dans la poche (34), peut être déplacé dans la direction de transport ou dans la direction inverse en entraînant la branche pliante (38) et en l'appliquant contre la face du paquet orientée radialement vers l'extérieur.
  6. Dispositif selon la revendication 5, caractérisé en ce que l'organe de retenue, à savoir un dispositif de repliement vers le haut (43), présente dans la région d'une surface de retenue (46) orientée vers l'extérieur pour la pièce découpée (17) des alésages d'aspiration (47) pour la fixation temporaire de la branche pliante (38), celle-ci pouvant être retirée de la surface de retenue (46) suite au mouvement du dispositif de repliement vers le haut (43) pour l'application contre le paquet (10).
  7. Dispositif selon la revendication 5 ou 6, caractérisé en ce que le dispositif de repliement vers le haut (43) présente une surface conjuguée (49) opposée à la surface de retenue (46), tournée vers la poche (34) ou le paquet (10), qui, pendant le mouvement du dispositif de repliement vers le haut (43) et dans sa position d'extrémité, presse la branche pliante (38) contre la face du paquet orientée radialement vers l'extérieur et la fixe contre celle-ci.
  8. Dispositif selon la revendication 5 ou selon l'une quelconque des autres revendications, caractérisé en ce que la pièce découpée (17) peut être appliquée de manière décalée par rapport à la poche (34) contre la tourelle de pliage (24), de telle sorte que la branche pliante plus longue (38) s'applique contre le dispositif de repliement vers le haut (43) disposé contre la poche (34) et qu'une branche pliante plus courte ou le volet latéral (18) de la pièce découpée (17), s'applique contre un organe de retenue disposé sur le côté opposé de la poche (34), notamment sur le dispositif de repliement vers le haut de la poche suivante (34) dans le sens de rotation de la tourelle de pliage (24), le volet latéral (18), lors de l'introduction du paquet (10) dans la poche (34), pouvant être retiré du dispositif de repliement vers le haut suivant (43) en entraînant la pièce découpée (17).
  9. Dispositif selon la revendication 4 ou selon l'une quelconque des autres revendications, caractérisé en ce que les organes de pliage et/ou les organes de scellage sont réalisés pour effectuer plusieurs étapes de pliage ou de scellage différentes, notamment de telle sorte que les organes de pliage présentent au moins deux outils de pliage différents et que les organes de scellage présentent au moins deux outils de scellage ou deux mâchoires de scellage différents, notamment pour le pré-scellage et le scellage définitif des volets pliants.
  10. Dispositif selon la revendication 9 ou selon l'une quelconque des autres revendications, caractérisé en ce que le dispositif de repliement vers le haut (43) présente un organe de pliage, notamment une langue de pliage (60), pour le pliage d'un volet d'extrémité (21) situé en avant dans le sens de rotation, du fait du mouvement relatif correspondant du dispositif de repliement vers le haut (43), et/ou un dispositif de repliement vers le bas (50) présente une nervure de pliage (52) pour plier et fixer le volet latéral (18) lors de l'introduction du paquet (10) avec la pièce découpée (17) dans la poche (34).
  11. Dispositif selon la revendication 10 ou selon l'une quelconque des autres revendications, caractérisé en ce que le dispositif de repliement vers le bas (50) présente des outils de pliage supplémentaires, à savoir des saillies de pliage (74) pour plier un volet longitudinal extérieur (23) situé à l'intérieur, dans la région de la face frontale (15) et de la face de fond (16).
  12. Dispositif selon la revendication 9 ou selon l'une quelconque des autres revendications, caractérisé par un organe de pliage et de scellage combiné, notamment avec une langue de pliage (62) pour plier des volets d'extrémité (20) du côté arrière dans la région de la face frontale (15) et de la face de fond (16) et avec au moins des premières mâchoires de scellage pour sceller les volets latéraux (18, 19) se recouvrant mutuellement pendant le pliage du volet d'extrémité (20), notamment pour le pré-scellage au moyen de la mâchoire de scellage (65) pour produire des faces de scellage limitées, notamment ponctuelles, un organe de scellage décalé supplémentaire, notamment une mâchoire de scellage (66), étant réalisé de préférence sur l'organe de pliage ou sur un levier pivotant (61), pour le scellage définitif des volets latéraux (18, 19) dans la position relative décalée de la poche (34).
  13. Dispositif selon la revendication 9 ou selon l'une quelconque des autres revendications, caractérisé en ce que des outils de scellage (75) sont associés aux faces frontales (15) et aux faces de fond (16) ou aux volets pliants (20..23), lesquels sont pourvus d'au moins deux organes de scellage disposés de manière décalée les uns par rapport aux autres, à savoir un nez de brochage (76) pour le pré-scellage des volets pliants (20..23), notamment dans la région centrale des volets longitudinaux (22, 23), et des mâchoires de scellage (78) disposées de manière décalée par rapport à ceux-ci, pour le scellage définitif des volets pliants (20..23).
  14. Dispositif selon la revendication 4 ou selon l'une quelconque des autres revendications, caractérisé par des organes de pliage disposés fixement en dehors de la région de la tourelle de pliage (24), notamment des dispositifs de pliage longitudinaux (53), pour le pliage d'un volet latéral (19) situé radialement à l'extérieur et/ou un dispositif de pliage latéral (68) pour le pliage d'un volet longitudinal (23) situé radialement à l'extérieur, dans la région de la face frontale (15) et de la face de fond (16), le dispositif de pliage longitudinal (53) et/ou le dispositif de pliage latéral (68) pouvant être déplacés essentiellement dans la direction radiale par rapport à la tourelle de pliage et, du fait de l'entraînement correspondant, étant entraînés simultanément dans le sens de rotation en dehors de la tourelle de pliage (24) pour effectuer le pliage.
  15. Dispositif selon la revendication 4 ou selon l'une quelconque des autres revendications, caractérisé en ce que la poche (34) peut être positionnée de préférence dans deux positions radiales différentes sur la tourelle de pliage (24), par un mouvement de pivotement correspondant d'un bras de poche (41) s'étendant essentiellement dans la direction périphérique de la tourelle de pliage (24).
EP06840943A 2005-12-12 2006-11-16 Procede et dispositif pour entourer des emballages Ceased EP1960269B1 (fr)

Applications Claiming Priority (2)

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DE200510059618 DE102005059618A1 (de) 2005-12-12 2005-12-12 Verfahren und Vorrichtung zum Einhüllen von Packungen
PCT/EP2006/010984 WO2007068320A1 (fr) 2005-12-12 2006-11-16 Procede et dispositif pour entourer des emballages

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EP1960269A1 EP1960269A1 (fr) 2008-08-27
EP1960269B1 true EP1960269B1 (fr) 2011-08-24

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DE102009021146A1 (de) * 2009-05-13 2010-11-18 Focke & Co.(Gmbh & Co. Kg) Verfahren und Vorrichtung zum Herstellen von (Zigaretten-)Packungen
IT1394365B1 (it) 2009-05-26 2012-06-15 Gd Spa Metodo e unità di incarto per ripiegare un foglio di incarto attorno ad un gruppo di sigarette.
ITBO20110631A1 (it) * 2011-11-07 2013-05-08 Gd Spa Metodo di incarto per applicare un sovraincarto termosaldabile ad una confezione di articoli da fumo con apertura a scorrimento e con coperchio incernierato.

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IT1235598B (it) * 1989-09-14 1992-09-11 Gd Spa Metodo e dispositivo per la realizzazione di incarti tubolari
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EP2716554B2 (fr) † 2008-05-26 2019-03-06 G.D Societa' per Azioni Procédé et unité d'emballage pour plier une feuille de matériau d'emballage autour d'un groupe de cigarettes

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