EP1201541B1 - Method and device for wrapping packages for tobacco industry products - Google Patents

Abstract

The method for wrapping packs (12) of cigarettes with film (23) comprises feeding packs (34), which have sections of tacky adhesive on them, to star wheels (30, 31) where the film is folded. This is carried out using grippers (18, 19) fitted on a horizontal turntable. An Independent claim is included for a machine for carrying out the method.

Description

The invention relates to a method for wrapping packaging of products from the tobacco processing industry a wrapping material, with folded packaging, have the packaging parts that are provided with adhesive are transferred to a wrapping machine become. The invention further relates to a device for Wrapping packaging of tobacco processing products Industry with a wrapping material comprising a with the wrapping material in an engagement area one transport device promoting packaging, one each with the wrapping material at least partially wrapped packaging receiving device, and the respective packaging in the engagement area and the feeder-feeding device.

A corresponding procedure and a corresponding facility is known for example from DE-OS 38 00 432, the corresponds to US-PS 499 99 67 and GB 2 213 456 A.

In the generic device and the generic Processes either find long drying sections or one Dry turret use to make the finished folded cigarette pack before wrapping up with a wrapping film of some parts of the cigarette packaging, like on the side tabs, fully bond the glue so that when wrapping this pack of cigarettes with a wrapping film or a wrapping film Can not open cigarette pack again unwanted. alternative it is also possible to add two types of glue use, namely a hot melt adhesive that is faster sets, and a cold glue that connects better of the glued parts.

EP-A-519 402 discloses a method and apparatus for providing Items with a tubular packaging wrap, being a packaging is transported into the interior of a seat so that wrapping material is U-shaped is folded around the packaging in such a way that a first and a second Longitudinal part of the wrapping material from the seat through the inlet opening to the outside protrude. Then the protruding parts are folded over, so that they overlap. The wrapping material consists of a heat-sealable Material so that the two overlapping parts in one piece with each other be connected by heat sealing.

Further in EP-A-553 636 is a device for packaging box-like Objects, for example cigarettes, are described using a packaging film. Here, the box-like objects in pockets of a winding wheel introduced while the winding wheel is rotated. Then the Box-like objects in the pockets of an attachment device by means of hand over the pusher, whereby during the handover packaging sheet wrapped in a U shape around the surfaces of the box-like objects and the free ends of the packaging sheet are folded. hereby the free ends of the packaging sheet overlap so that they follow be thermally connected to each other.

In contrast, it is an object of the present invention to compact and element-saving device for wrapping Packaging of products of the tobacco processing industry specify and also a corresponding procedure with which a procedure is possible, by means of time and Material can be saved.

This task is solved by the fact that a method for Wrapping packaging of tobacco processing products Industry with a wrapping material, whereby fully folded packaging containing packaging parts, which are provided with adhesive into a wrapping wrapper are passed on, thereby further educated is that the packaging from at least two sides each at least one mechanical element is fixed before the packaging is brought into contact with the wrapping material, and that those adhesive packaging parts where the Adhesive is not fully set on the way to the wrapping material, before handover and handover to the wrapping insertion device by means of at least one mechanical element be fixed.

The method according to the invention also makes it possible Packaging that includes glue is not yet complete is tied into the wrapping device, especially in a first folding turret, in the at least partially wrapped around the packaging will bring. As a result, it is no longer necessary to provide long drying sections or drying turrets or an additional hot melt adhesive that sets faster.

If preferably also in the wrapping wrapper a fixation of the provided with non-set adhesive Packaging parts taking place is also an undesirable Avoid opening and closing these packaging parts. If preferably a process step of sealing or sealing the wrapping material is provided and if after this step also the fixation is solved, it is possible to few fixation elements use, particularly preferably after sealing or closing the wrapping material the fixation through the wrapping material itself.

The invention is further enhanced by a wrapping device of packaging of tobacco processing products Industry with a wrapping material comprising a Wrapping material in an engagement area with each a packaging-promoting transport device, a die each with the wrapping material at least partially wrapped packaging receiving device, and a the respective packaging in the engagement area and the feeding device conveying the receiving device is released, which is further developed in that mechanical elements for the packaging is provided, by means of which the packaging before Contacting the wrapping material from at least two sides is fixable, and that as a mechanical element at least a first Locking means is provided, by means of which at least one at least one side of the packaging, provided with adhesive, Packaging part in front of the engagement area, in the engagement area and at the Transfer is fixable in the receiving device.

The device according to the invention can dry sections or a drying turret can be saved or a another device by means of which a hot glue on packaging parts can be applied.

The invention is based on the basic idea of the invention from that packaging of tobacco products Industry that partially with incomplete tied glue, but already with one Wrapping material can be provided, provided that the packaging parts, those with partially incomplete setting Glue are provided until they are fixed by the wrapping material or until the glue has set sufficiently be fixed in their folded position.

At least two packaging parts can preferably be fixed. These two packaging parts are particularly preferred Side inside and outside tabs that are folded together are. If preferably at least a second locking device is provided, by means of which the at least one packaging part is fixable or the at least two packaging parts can be fixed is a particularly simple handover by the area of engagement of the packaging with the wrapping material possible. The second locking device is preferably fixed here the same side or the same sides of the packaging.

The first locking device is preferably fixed terminable if the second locking device is the packaging part or fixed the packaging parts.

If preferably the fixation of the second locking device can be ended if the respective at least partially with Wrapping material wrapped packaging in a pocket of the Receiving device has been passed, is a maximum of one more Locking device of the device for wrapping packaging of products of the tobacco processing industry necessary, to fix the respective pack. The fixation is preferably through at least one side of the bag Received device.

A third locking device is preferably provided, by means of a fixation of at least one to at least one further side of the packaging arranged with adhesive provided packaging part in the receiving device, in particular in a pocket of the receiving device, is possible. Through this preferred embodiment of the invention In particular, it is possible to set up that of the first locking device or the second locking device fixed side of the packaging opposite To fix the page, especially when when the transport device has been retracted.

The feed device preferably enables fixation at least one on at least one or the other side arranged in the packaging, provided with adhesive Packaging part at least during the conveying. Through this preferably embodiment of the device according to the invention for example, it’s possible to have two sides of the packaging, the particular are preferably arranged opposite, with corresponding Fix elements or devices. If preferred the fixation by the feeder after Fixation can be ended by the third locking device a quick procedure and a facility with as few elements as possible.

The third locking device is preferably a folding member, especially a sub-butterfly. Through this measure, the known subfolders a further function, namely the locking of one side or at least one side of one Packaging, carry out.

A sealing device is preferably used for sealing one partially or completely with wrapping material wrapped packaging provided. By this measure it is possible after sealing the wrapping material either partially or completely the locking devices solve so that few tumblers are needed to complete the task to solve. Particularly preferred is partial wrapped with wrapping material a packaging, which has wrapping material, which is turned by four sides, so that for example the top and bottom of the packaging have not yet been wrapped is. The sealing device preferably comprises a butterfly or on the way of packaging Sealing device is opened by means of an upper folder Part of the wrapping material folded. Preferably at an engagement or at the beginning of an engagement of the sealing device or the Oberfalter with at least partially, especially completely with wrapping material wrapped packaging the fixation of the third Lockable end.

The method according to the invention is preferably used if the adhesive is at least partially incomplete is tied so that the packaging parts such as Side tabs connected by folding were, without fixing or locking elements or a correspondingly designed transport device would open. In particular, the invention Procedure applied when the glue between the side inner lobes and side outer lobes in the engagement area are not is completely tied up so that it would open. In the context of this invention is preferred and in particular only one type of glue or glue is used, preferably a very good connection of the packaging parts allows. A cold glue is preferably used for this Use. By the inventive device and the method according to the invention is no longer necessary Having to use hot melt adhesive. Preferably one side of the package or two sides, preferably are opposite, by the holding elements and Transport device fixed or are by this Holding means and the transport device can be fixed.

The following are preferred embodiments of the invention based on the drawings, to which, moreover, refer all details according to the invention not explained in detail in the text is expressly referred to, without limitation of the general inventive concept explained.

Fig. 1

eine schematische Darstellung eines Teils einer Zigarettenverpackungsmaschine in seitlicher Ansicht,

Fig. 2

den Teil der Zigarettenverpackungsmaschine aus Fig. 1 in Aufsicht,

Fig. 3

eine schematische Detailansicht eines wesentlichen Teils der Einrichtung,

Fig. 4

eine schematische Darstellung der Fig. 3 in einem fortgeschrittenen Transportstadium einer Zigarettenpackung,

Fig. 5

eine schematische Darstellung des Teils wie in Fig. 4, wobei die Zigarettenpackung weiter transportiert wurde,

Fig. 6

eine schematische Darstellung des Bereichs aus Fig. 5, wobei die Zigarettenschachtel noch weiter transportiert wurde, und

Fig. 7

eine schematische Darstellung des Bereichs aus Fig. 6, wobei die Zigarettenpackung vollständig in eine Tasche eines Faltrevolvers eingebracht wurde.

Show it:

Fig. 1

1 shows a schematic illustration of a part of a cigarette packaging machine in a side view,

Fig. 2

the part of the cigarette packaging machine from Fig. 1 in supervision,

Fig. 3

a detailed schematic view of an essential part of the device,

Fig. 4

3 shows a schematic illustration of FIG. 3 in an advanced transport stage of a cigarette packet,

Fig. 5

4 shows a schematic representation of the part as in FIG. 4, the cigarette pack having been transported further,

Fig. 6

5 shows a schematic illustration of the area from FIG. 5, the cigarette box having been transported further, and

Fig. 7

a schematic representation of the area of FIG. 6, wherein the cigarette pack has been completely inserted into a pocket of a folding turret.

The same elements are shown in the following figures the same reference numerals, so that from a re-introducing these features is disregarded.

Fig. 1 shows schematically a part of a cigarette packaging machine in side view. On a conveyor belt 10 are sliders 11 which engage with brought partially closed cigarette packaging 12 can be. The cigarette packaging 12 will in Fig. 1 transported from right to left. The cigarette packaging 12 are folded only to the extent that the Inner side tabs 34 are turned in and the outer side tabs not yet. This can be done particularly well in FIG. 2 be recognized.

With at least one glue nozzle 13 is cold glue on the Inside of the side outer lobes which at least a glue nozzle 13 moving cigarette packaging 12th applied. The so glued cigarette packaging 12 by means of transfer elements 15 in the vertical direction in introduced a folding plate 14, being on the way in the Folding plate 14 by means of folding members 35, the side outer tabs be folded over. In Fig. 1, the folding members 35 are in Cut shown so that the engagement with the side lobes 34 so it is not recognizable. The folding of the side outer lobes 34 can also be by means of folding elements in the folding plate 14 happen yourself. The folding plate 14 is rotatable in one vertical axis located on the plane of the drawing. The cigarette packs are from the folding plate 14 12 transported in a further conveyor belt 16, in which the cigarette packs 12 through pockets in which these be brought in, tied up or locked. On this way, the glued and folded straight can Do not open side flaps.

Through further transfer elements 15, in which preferably care is also taken to ensure that the ones just glued together Do not open side flaps such as by Side guides, the cigarette packaging 12 each by transfer elements 15 in the vertical direction transported to a revolver 17, on which further processing steps such as that Affixing a tax stamp or affixing advertising stickers are feasible. The revolver 17 is also one vertical axis of rotation rotatable in the drawing plane of FIG. 1. After turning through 180 °, the cigarette packaging 12 through transfer elements 15 into an engagement area brought with a slide 18. The slide 18 presses here to one side of the cigarette packaging 12 and thereby stops the side tabs on one side of the cigarette packaging 12 fixed. The other side of the glued and not yet completely tied side flap is by a first Holder 19 fixed. The first holder 19 is via a linkage and a lever 20 and a lever 21 articulated. The lever 21 causes a movement in the horizontal to Follow the box in the further direction of transport to the left. The lever 20 causes a movement in the vertical or in the vertical to swivel out of the packing line, so that the packaging 12 can be released.

Continuing in the transport direction of the cigarette packaging 12 a film strip 23 or a film curtain is provided, by means of a suction belt 22 in the vertical direction is designed to be movable. A corresponding foil curtain or the device for transporting the film for example a cellophane film in the effective range of Cigarette packaging 12 is, for example, from DE 196 50 182 A1 known to the applicant, on the disclosure thereof is completely referenced. DE 196 50 182 A1 is hereby intended be incorporated into this application by reference.

In the further course of the transport route of the cigarette packaging 12 crosses the packaging line in the transfer station the conveyor path of the wrapping material strip 23. Along this Packing lanes are made with the back and forth Slide 18 the packs 12 in succession from the right to left against a section of wrapping material and further through a Mouthpiece 24 into a folding pocket 32 of a first Folding turret 30 inserted, the envelope material section taken and placed around the packaging 4 in a U-shape becomes. In the folding pocket of the 1st folding turret then additional folding operations required. usual Folding and other details of this device are DE 38 00 432 A1, which corresponds to US Pat. No. 4,999,967, refer to which are expressly referred to here becomes.

There are now what is shown more clearly with reference to FIGS. 3 to 7 a second holder 25 and a third holder 26 provided by means of which the side tabs of the cigarette packaging 12 when inserting and also after inserting can be fixed in the pocket 32. The second holder 25 behind the film curtain is articulated via a lever 27, which is a horizontal movement to track the packaging triggers. To hold the outer side tab on the right 34 during the backward movement of the slide 18 becomes the lower folder 26 before the start of the backward movement pivoted in front of the packaging. After withdrawing of the slide 18, the lower folder 26 folds the lower end of the film wrap against the packaging. In particular preferably the articulation of the second holder 25 is such executed that allows a horizontal back and forth movement is.

In the continuous transport direction of the packaging 12 in The direction of the arrow in the first folding turret 30 occurs Engagement of the package 12 with a stationary folder 28 instead. This is the top part of the wrapping film turned over, also fixing the one on the right Side flap is possible by the Oberfalter 28. Subsequently the wrapping film is sealed by a sealing device 29 sealed, which then fixes the side tabs happens through the slide itself. After a 180 ° turn finds a handover in a pocket 32 of a second Folding turret 31 takes place, in which then further folding operations such as on the top and bottom of the Packaging can be made possible.

Fig. 2 shows schematically the part of the cigarette packaging machine 1 in a top view. In this figure are in particular, the glue nozzles 13, which clearly show the side tabs Glue 34 of the cigarette packaging from below. Furthermore, the conveying direction of the folding plate 14 and Revolvers 17 indicated by arrows.

3 to 7 represent a schematic enlarged view the transfer area of the cigarette packaging 12 to the pocket 32 of the first folding turret 30 are schematic drawings. 3 is located the cigarette packaging 12 is still in the revolver 17. The slide 18, the first holder 19 and the second holder 25 are shown schematically in their starting position, wherein the first holder 19 and the second holder 25 only with respect the holding elements are shown. 3 is still a holding element 33 is shown, which is arranged stationary and prevents those arranged on the right in FIG. 3 Open side flaps. A corresponding holding element is also preferably on the left side of the cigarette packaging 12 to use. However, this additional holding element is not shown in Fig. 3.

In Fig. 4, the cigarette package 12 by moving the Transfer elements 15 down into the effective range of the Slider 18 and the first holder 19 have been brought.

5, the cigarette packaging 12 is further in the transport direction has been moved to the left, with the Foil 23 brought into contact with the cigarette packaging 12 has been. 5 shows well that at this stage of the process both the first holder 19 and the second Fix the holder 25 to the left side of the cigarette packaging 12. The right side of the cigarette package 12 is here fixed by the slider 18.

6, the cigarette packaging 12 is further to the left been transported in the direction of transport. The first holder 19 is out of engagement with the cigarette packaging 12 has been pivoted out. The film 23 is through the Transport the cigarette package 12 to the left in Carried towards pocket 32 of first folding turret 30. 7 shows the state in which the cigarette packaging 12 completely in the pocket 32 of the first Folding turret 30 was introduced. The second holder 25 is moved away from engagement with the cigarette package 12 Service. A fixation now takes place through the limitation the pocket 32 of the first folding turret 30 instead. Next becomes a sub-folder, not shown in Fig. 7 is in the effective area with the lower part of the film 23 and thus indirectly in the effective range with the right side the cigarette packaging 12 in FIG. 7 brought. The slide 18 would then be withdrawn become.

LIST OF REFERENCE NUMBERS

10

conveyor belt

11

pusher

12

cigarette packaging

13

glue nozzle

14

Faltteller

15

Transferring member

16

conveyor belt

17

revolver

18

pusher

19

first holder

20

lever

21

lever

22

suction belt

23

foil tape

24

mouthpiece

25

second holder

26

third holder

27

lever

28

upper folder

29

sealer

30

first folding turret

31

second folding turret

32

bag

33

retaining element

34

side tabs

35

folding member

Claims (14)

1. A process for wrapping packets (12) of products of the tobacco-processing industry in a wrapping material (23), in which ready-folded packets (12), which have packet parts (34) provided with adhesive, are transferred to an overwrapping device (30, 31), characterised in that the packet (12) is held in position from at least two sides in each case by means of at least one mechanical element (18, 19) before the packet (12) is brought into contact with the wrapping material (23), and in that, before transfer to the overwrapping device (30, 31) and during transfer to the overwrapping device (30, 31), those packet parts (34) which are provided with adhesive and for which the adhesive has not completely set are held in position on the path to the wrapping material (23) by means of at least one mechanical element (19, 25).
2. A process according to Claim 1, characterised in that the packet parts (34) which are provided with adhesive which has not set are also held in position in the overwrapping device (30, 31).
3. A process according to Claim 1 or 2, characterised in that a process step for sealing or closing the wrapping material (23) is provided, and in that the holding action is released after this step.
4. A device for wrapping packets (12) of products of the tobacco-processing industry in a wrapping material (23), comprising a transport device (22) for conveying the wrapping material (23) into an engagement region with in each case one packet (12), a receiving device (30, 32) for receiving the respective packet (12), which is at least partially wrapped in the wrapping material (23), and a supply device (18) for conveying the respective packet to the engagement region and the receiving device (30, 32), characterised in that mechanical elements (18, 19) are provided for the packet (12), by means of which the packet (12) may be held in position from at least two sides before it is brought into contact with the wrapping material (23), and in that at least a first retention means (19) is provided as the mechanical element (19), by means of which at least one packet part (34) may be held in position upstream of the engagement region, in the engagement region and during transfer to the receiving device (30, 32), said packet part being arranged on at least one side of the packet (12) and being provided with adhesive.
5. A device according to Claim 4, characterised in that at least two packet parts (34) may be held in position.
6. A device according to Claim 4 or 5, characterised in that at least a second retention means (25) is provided, by means of which the at least one packet part (34) may be held in position or the at least two packet parts (34) may be held in position.
7. A device according to Claim 6, characterised in that the holding action of the first retention means (19) may be terminated when the second retention means (25) holds the packet part(s) (34) in position.
8. A device according to Claim 6 or 7, characterised in that the holding action of the second retention means (25) may be terminated when the respective packet (12), which is at least partially wrapped in wrapping material (23), is transferred to a pocket (32) of the receiving device (30).
9. A device according to one or more of Claims 4 to 8, characterised in that a third retention means (26) is provided, by means of which it is possible to hold at least one packet part (34) in position in the receiving device (30), particularly in a pocket (32) of the receiving device (30), said packet part being arranged on at least one further side of the packet (12) and being provided with adhesive.
10. A device according to one or more of Claims 4 to 9, characterised in that the supply device (18) enables at least one packet part (34) to be held in position at least whilst it is being conveyed, said packet part being arranged on at least one or the other side of the packet (12) and being provided with adhesive.
11. A device according to Claim 9 or 10, characterised in that the holding action carried out by the supply device (18) may be terminated once the holding action is carried out by the third retention means (26).
12. A device according to one or more of Claims 9 to 11, characterised in that the third retention means (26) is a folding element, particularly an underfold device.
13. A device according to one or more of Claims 9 to 12, characterised in that a sealing device (29) is provided for sealing a packet (12) which is partially or completely overwrapped in wrapping material (23).
14. A device according to Claim 13, characterised in that the holding action of the third retention means (26) may be terminated (23) when the sealing device (29) engages, or starts to engage, with the packet (12), which is at least partially - particularly completely - overwrapped in wrapping material (23).

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