EP2409922A1 - Führungsvorrichtung einer Spreizeinheit und Verfahren zum Führen von wenigstens einem Materialbahnende in einer Verpackungsmaschine - Google Patents

Führungsvorrichtung einer Spreizeinheit und Verfahren zum Führen von wenigstens einem Materialbahnende in einer Verpackungsmaschine Download PDF

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Publication number
EP2409922A1
EP2409922A1 EP11173561A EP11173561A EP2409922A1 EP 2409922 A1 EP2409922 A1 EP 2409922A1 EP 11173561 A EP11173561 A EP 11173561A EP 11173561 A EP11173561 A EP 11173561A EP 2409922 A1 EP2409922 A1 EP 2409922A1
Authority
EP
European Patent Office
Prior art keywords
rod
guide
shaped element
web
material web
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.)
Withdrawn
Application number
EP11173561A
Other languages
German (de)
English (en)
French (fr)
Inventor
Peter Koch
Manuel Kollmuss
Jürgen Werner
Herbert Spindler
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.)
Krones AG
Original Assignee
Krones AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Krones AG filed Critical Krones AG
Publication of EP2409922A1 publication Critical patent/EP2409922A1/de
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B53/00—Shrinking wrappers, containers, or container covers during or after packaging
    • B65B53/02—Shrinking wrappers, containers, or container covers during or after packaging by heat
    • B65B53/06—Shrinking wrappers, containers, or container covers during or after packaging by heat supplied by gases, e.g. hot-air jets
    • B65B53/063—Tunnels
    • 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
    • B65B41/00—Supplying or feeding container-forming sheets or wrapping material
    • B65B41/12—Feeding webs from rolls
    • B65B41/16—Feeding webs from rolls by rollers

Definitions

  • the present invention relates to a guide device of a spreading unit, which is part of a packaging machine with a guide pulley comprehensive guide for a material web, with the features of claim 1.
  • the invention further relates to a method for guiding at least one web end in a packaging machine with the features of the method claim 9th
  • this material web must be conveyed safely and without interference through the various processing units.
  • the material web is unrolled from an endless roll, which is located in a film storage reservoir, and fed to the individual units.
  • the units may, for example, be composed of a welding station, a spreader unit, a film buffer or a so-called dancer, a film separating station and / or a film wrapping module. If at a change of the web or in a fault, for example.
  • a packaging film or shrink film During processing and film guidance in two webs, during a wrapping process in the film wrapping module, at least two bundles are at least partially enveloped at the same time by a packaging film or shrink film.
  • the endless packaging film or shrink film contained in the film storage space is separated into two webs by means of a longitudinal cutting device.
  • the individual webs are distanced by the subsequent spreading device to an adjustable level, which is done by means of the so-called. Spreading. There must be sufficient clearance between the two tracks so that two containers transported parallel to each other can be driven through without mutual interference.
  • the function of the film spreading is usually realized by pulling a material web divided into two or more webs over angled split spreader rolls or expanding tubes in a V-shaped direction.
  • These angularly employed spreader rollers or Sp Dahle are not rotatably mounted in contrast to pulleys.
  • they can be provided, for example, with bores in a partial region of their circumference, from which air is blown. This subregion corresponds at least to the wrap angle of the film.
  • the pressurized with compressed air roller or tube forms an air bearing for the film web.
  • the film dancer After the film spreading unit, a so-called. Folientänzer be arranged, which serves as a buffer device.
  • the film dancer has the task of correcting the speed fluctuations occurring during continuous production during transport of the endless film and, on the other hand, serves to prevent a machine and production stop in the event of an automatic film roll change.
  • the above-mentioned units are usually made relatively compact and slightly spaced from each other.
  • the film which is in the form of an endless film in the film storage store, has to be passed through the individual units by hand during re-threading, which requires great skill and, above all, operator knowledge. Problems can lead to passing or threading the single or multi-lane material web, in particular within the spreader unit.
  • the spreader unit is usually preceded by the so-called. Folientänzer and downstream of the film storage reservoir or the welding station.
  • the spreader unit may, for example, comprise two side walls in which a plurality of deflection rollers and spreader rollers or spreader tubes are held or mounted. The deflection and spreading rollers are arranged at different positions in the spreader unit.
  • An object of the present invention is to provide a device and a method which help to avoid the disadvantages of the prior art, on the one hand substantially facilitates the guiding or threading of one or more web ends in a packaging machine and on the other hand ensures that yourself the web can be accurately and properly guided by the appropriate unit, in particular by spreading unit.
  • the invention proposes a guide device of a spreading unit, which is part of a packaging machine.
  • the packaging machine has a guide pulley comprising a plurality of pulleys for a material web which passes along its path of movement at least one release agent and is guided in the direction of movement behind it in at least two separate material webs.
  • the separating means may in particular be a knife or a suitable cutting device, the blade of which is arranged upstream of the material web guided against it, whereby it is subdivided into two or more material partial webs.
  • the at least two separate material partial webs pass through a spreading device disposed downstream of the separating means and are spaced apart from one another after this spreading device and / or guided on separate movement path sections.
  • the packaging machine comprises a guide device for manually, manually or partially or fully automatically controlled guiding of at least one material web end along the movement path of the material web and / or at least one of the movement path sections of the material part webs.
  • the guide device comprises guide elements with changes of direction and at least one rod-shaped element or a clamping element o. The like. For temporarily fixing the least one web end.
  • the rod-shaped element or clamping element or the plurality of rod-shaped elements cooperates with the guide elements and is movably guided along the movement path and / or the movement path sections.
  • a preferred embodiment of the packaging machine according to the invention provides that the guide elements of the guide device are formed by at least one traction means, the course of which at least partially follows the trajectory and / or the trajectory sections.
  • two or more are such Glasstoff Entryen present, which can be either coupled together or independent of each other.
  • the rod-shaped elements or clamping pieces for fixing the material web ends and their threading along the movement paths of the material web can preferably be releasably fixed to the Glasstoff Replacementen, so that the clamping pieces or rod-shaped elements can be removed after threading a new material web respectively from the machine to the Material transport in regular operation of the machine not to hinder.
  • At least two separate Buchstoff entryen are present at which in each case for the separate guideways of the two or more separated by the separating means in the longitudinal direction and separated by the spreader material webs separated or possibly in pairs together through the packaging machine and over the pulleys can be placed.
  • a separate clamping rod or a rod-shaped element can be passed through the packaging machine, said threading preferably takes place successively, so that the clamping bars do not collide with each other.
  • a further variant of the packaging machine provides that the positioning of the deflection rollers for deflecting and guiding the material web approximately coincide with deflection positions for the traction means guide of the guide device.
  • the one or more traction means and the pulleys for the one or more traction means associated with the respective positions of the pulleys for the material web or positioned approximately in alignment with these.
  • the pulleys of the traction means and the pulleys of the web can thus each have approximately the same axes.
  • a rod-shaped element which cooperates with the guide device.
  • the at least one rod-shaped element can, for example, be detachably positionable on a traction means of the traction means guide or the guide device.
  • the at least one rod-shaped element can be plugged, for example, by means of a detachable connection on the pulling means or fixed by a snap connection. In this way, the rod-shaped elements can be attached to different or at any position on the traction means.
  • the material web may be guided after the release agent or the longitudinal blade and the spreader in at least two spaced-apart material webs or in three or more spaced and different trajectory sections following material webs.
  • one of the tracks may have a different conveying path through the spread, which facilitates the web guide and avoids collisions.
  • the guide device may comprise at least one guide aid, which has at least one slotted guide for the rod-shaped according to a further advantageous embodiment variant.
  • This link guide preferably describes in areas with changes of direction at least a slightly larger radius than the diameter of each of the circle segments associated deflection rollers, which facilitates the movement of the rod-shaped element.
  • the guide device is preferably integrated into the respective unit and / or part of the respective unit in which the packaging film is to be guided, wherein the guide device at least one guide aid or slide guide, in particular as a slot or groove with one or more directional changes and at least a rod-shaped element for temporarily fixing at least one web end may comprise.
  • the rod-shaped element is movably mounted in the guide aid or link and serves for wrapping or threading the at least one material web around the deflection rollers and / or spreading rollers or expansion tubes.
  • the guide aid or link guide which may be formed as a slot, as a meandering groove or as a guide with several changes of direction, is preferably arranged fixed to the machine and may be arranged in particular within fixed side walls of a film guide.
  • at least two guide aids or slide guides can be positioned parallel opposite one another on both sides of the deflection rollers and / or spreading rollers or expansion tubes in the guide device. These mutually parallel guide aids or slide guides are each equipped with one or more changes of direction, which also run parallel to each other.
  • the at least one guide aid for guiding and steering the rod-shaped element accordingly has at least one slide guide for the rod-shaped element. It may, for example, also be an open slide tour.
  • This slotted guide describes in the direction change area a larger radius than the diameter of each of the circle segments associated pulleys. This is necessary so that the at least one material web is guided exactly as specified by the respective rigid deflection rollers or the split spreader rollers, without colliding with the threading process with this. Only by the exact guidance of the material web can it be ensured that the at least one material web is spread as desired and / or runs exactly in its path through the individual processing units of the packaging machine.
  • a guide surface On the opposite side of the handle of the rod-shaped element may be provided a guide surface. This guide surface serves for storage and at the same time as a guide means of the rod-shaped element in the guide aid or in the slotted guide, so that it is not displaceable along its longitudinal extension direction.
  • the rod-shaped element can, for example, be formed from two clamping strips, which are movably connected to one another via a common off-center axis of rotation.
  • the axis of rotation is expediently arranged in the vicinity of the guide surface and serves for the bow-like opening or closing of the rod-shaped element.
  • this single- or multi-web material can be guided by means of the clamping rod-shaped element along the at least one slotted guide through the machine or through the individual units.
  • the described embodiment of the rod-shaped element represents only one possible variant of the embodiment. It is crucial for the function to be achieved that the film is held at its end by means of the rod-shaped element and the rod-shaped element is movably mounted in the slotted guide.
  • the clamping strips can optionally be provided with a structuring, profiling and / or with a special coating.
  • the clamping function of the rod-shaped element is released, whereby the packaging film or material web is released.
  • the rod-shaped element can remain at the end point of the unit until a new threading process.
  • the rod-shaped element can be fed back or returned to the starting point of the threading process, optionally by following the guide slot or by removing it from the front and reinserting it on its guide surface.
  • At least two spreader units can be arranged parallel to one another in a packaging machine, which are adjustable at a distance from each other. With this arrangement, i.a. more than three webs are simultaneously passed or threaded into the spreading unit.
  • a rod-shaped element would be conceivable, which extends over the entire width of the parallel juxtaposed spreader units. On or in this rod-shaped element, the material webs are fixed and simultaneously threaded through the link guide through the spreader unit.
  • a method for guiding at least one end of the material web by means of a guide device within a packaging machine having a plurality of deflection rollers for the at least one material web comprises at least the following steps: fixing of the material web end to be guided through the machine or in a rod-shaped element; Moving the rod-shaped element along at least one guide aid or guideway having one or more changes of direction; Looping of the pulleys during the movement of the rod-shaped element with the least one material web; Release the fixed or clamped material web end from the rod-shaped element and its positioning in a rest position within the machine.
  • the single-lane material web separated by the release agent in the longitudinal direction and the resulting material partial webs are separated and spaced by means of a spreading unit from each other, carried out a sequential introduction of the material webs, for example, by first followed by a first trajectory, the is predetermined by a first of several Buchstoff Uniten, after which a second course of the track is followed in a subsequent process step, which is predetermined by a further deviating from the first Switzerlandstoff
  • the guide aid is formed by slide guides, traction means guides or the like.
  • the trajectory of the rod-shaped element is defined by the course of the guide, said course corresponds in each case with the positions of the guide rollers.
  • the threading of at least one material web is not only necessary when starting the machine, but may also be required in case of disturbances during machine operation. In principle, it can not be ruled out that the material web will tear or tear during the machine run and during the packaging process. Due to such a film break, it may be necessary to reinsert the film into the packaging machine. Even with a pending product change, a film change may be required.
  • the web must also be re-introduced or threaded into the units when changing from single-lane web to multi-lane or three-lane web processing.
  • the guide device and with the method for guiding at least one material web end by means of the guide device it is ensured that the at least one material web is correctly threaded through the respective unit, and that the operator does not manually adjust the at least one material web by means of constant holding and grasping within the packaging machine . Unit must pass. Furthermore, will With this device and with the method, the time for guiding or threading the material web is considerably reduced.
  • a variant of the method according to the invention can provide that the method steps of moving the first material partial web through the packaging machine by means of the first rod-shaped element and the second material partial web by means of the second rod-shaped element occur approximately simultaneously and / or are combined in a common method step.
  • the first and second rod-shaped elements can be moved together and / or simultaneously by the packaging machine with a common drive and / or by rotating the drive shaft.
  • the material webs which are usually designed as film webs, can be guided jointly and simultaneously with only one drive through the spreading station in this way.
  • the traction means for the guidance of the different tracks or the rods or clamping devices provided therefor at least partially have the same looping paths, for example in the case of a three-lane processing.
  • FIG. 1 shows a variant of a guide device 30 and a guide aid 34 for a material web in a packaging machine 10 (see. Fig. 3 ) having two rod-shaped elements 50a and 50b, which are each coupled at its two ends end face with multiple deflected Werbach Uniten 70.
  • the two Buchstoff Entryen 70 which are arranged in side parts 32 of the web guide, for example, each traction means 72 in the form of belts, roller or link chains o.
  • the multi-part traction means guide 70 in this case comprises a common drive shaft 74 which, for example, be actuated by a hand crank 76, an electric motor or another drive and thereby can drive the traction means guides 70.
  • the drive shaft 74 acts together with two traction means 72a and 72b, which although partially follow parallel paths, but in the course of the machine follow different paths. In this way, a plurality of material webs can be sequentially threaded on different guideways in the machine 10, due to the different trajectories of the by the separation unit 26 (see. Fig. 2 ) and subsequent spreader unit 14 separated material webs is required.
  • the first rod-shaped element 50a can serve for threading the middle web, which follows a different track than the two outer part webs, which are simultaneously threaded through the second rod-shaped element 50b in the packaging machine 10 and around the corresponding guide rollers 38 (see. Fig. 2 ) can be placed.
  • rod-shaped elements 50a and 50b do not collide with each other when the material web sections are separately and successively threaded into the machine, they are preferably removable from the traction means 72a or 72b driving them - for example belts, chains or the like ,
  • the perspective view of Fig. 2 also illustrates the film flow through the guide device 30, which is arranged within a packaging machine.
  • the guide device 30 has a longitudinal cutting device 26 and a spreader unit 14 for dividing the material web into at least two parallel partial webs.
  • the Wergebach Unit 70 are shown for the exact guidance of the rod-shaped elements 50 along the trajectory of the web, but also the pulleys 38 for their guidance by the packaging machine 10.
  • Wie die Fig. 2 can clearly see the positions of the guide rollers 38 for deflecting and guiding the material web, not shown here coincide with the deflection positions of the Switzerlandstoffest 70 of the guide device 30 match.
  • the Fig. 2 thus shows a part of a packaging machine 10 (see. Fig. 3 ) with a plurality of pulleys 38 comprehensive guide for a web 20 (see. Fig. 3 ), which passes along its trajectory at least one longitudinal cutting device 26 and is guided in the direction of movement behind this in two separate material partial webs, which are guided after passing through the spreader 14 spaced from each other on separate trajectory sections.
  • the in Fig. 2 shown partial section of the packaging machine further comprises the guide device 30 for manually guiding at least one material web end along the path of movement of the material web predetermined by the positions of the deflection rollers 38 within the machine.
  • the Guide device 30 comprises guide elements with changes of direction as well as at least one rod-shaped element 50 for the temporary fixation of the material web end 22 (cf. Fig. 3 ), wherein the rod-shaped element 50 cooperates with the guide elements and is movable along the movement path.
  • the guide elements of the guide device 30 are formed by the Glasstoff Entry 70, whose course follows the path of movement of the web.
  • the rod-shaped element 50 is selectively releasably positionable on the traction means 72 of the traction means 70 or connected to these inextricably.
  • the Fig. 3 shows a highly simplified, schematic view of several units coupled together 12, 14 and 16 of a packaging machine 10 is not fully illustrated.
  • this packaging machine 10 are assembled into groups 11, for example, in a 6x2 arrangement assembled articles one or more webs and through a web of material 20th repackaged, the outer packaging corresponds to the number of parallel tracks of the grouped together to 11 items.
  • the outer packaging is a single-web or multi-web material web 20, which is initially designed as a single-layer packaging film, shrink film or the like, and is pulled off from an endless roll 18.
  • the packaging film is separated by means of a longitudinal cutter 26 in the required number of webs, whereby the packaging film is guided in a plurality of parallel spaced webs and whereby a plurality of conveyed adjacent groups 11 of articles can be wrapped simultaneously with foil.
  • the packaging machine 10 comprises a plurality of individual units or modules.
  • one of the units is a film storage reservoir 12 which, for example, is arranged as the first unit in the packaging machine 10.
  • the film storage memory 12 for example, two endless rollers 18 are added.
  • An endless roll 18 is in use, while the other endless roll 18 serves as a substitute for the case that the first endless roll is unrolled and used up.
  • the film storage reservoir 12 comprises a welding station 24.
  • This welding station 24 for example, connects the two material web ends 22 during a roll change. This connection ensures a seamless transition of the material web 20 in the packaging machine 10.
  • the spreader unit 14 comprises side parts 32, which have a guide device 30.
  • the guide device 30 consists of at least one machine-mounted guide aid 34 with a plurality of changes of direction 60 and of at least one rod-shaped element 50.
  • the guide aid 34 is designed in the embodiment shown as so-called.
  • Slotted guide 36 and serves to receive and guide the rod-shaped element 50 by the expansion unit 14th This type of slide guide 36 may, for example, by a milling process or in other ways, for example be introduced by laser cutting in the preferably made of sheet metal side parts 32.
  • a memory unit 16 is arranged.
  • this memory unit 16 a so-called.
  • Dancer 40 is housed, which consists of a plurality of rotatably mounted guide rollers 38.
  • the dancer 40 is used for variable film storage in order to be able to compensate for fluctuations in the conveying speed and deviations between the feed rate of the material web 20 and the conveying speed of the article groups 11 within certain limits of the packaging machine 10.
  • the material web 20 passes after the storage unit 16 in the film-separating station 42, in which the material web 20 with the correct length, the so-called. Rapportn is cut to length.
  • Rapport length is understood to be the length of the film which is required for wrapping incl. Overlap of the container 11. After the material web 20 has been cut to length, it is passed on to the film wrapping module 44 in order to be able to wrap the containers 11 there.
  • FIGS. 4a and 4b each show in schematic views a rod-shaped element 50, which by the in Fig. 3 shown slide guide 36 of the spreader unit 14 can be performed.
  • the Fig. 4a shows the rod-shaped element 50 in the closed and locked state.
  • the Fig. 4b shows the rod-shaped element 50 in the open state.
  • the rod-shaped element 50 serves to clamp the at least one material web end 22 (cf. Fig. 3 ) and for the subsequent guidance or threading of the material web 20 in the spreader unit 14.
  • the rod-shaped element 50 is composed of two clamping strips 52, which are connected to each other via a common off-center axis of rotation 54. In the closed state of the rod-shaped element 50, the two clamping strips 52 are pressed against each other, so that at least one material web end 22 between the Clamping strips 52 clamped and held. These clamping strips 52 can optionally have a profiling or, for example, an anti-slip coating (not shown), so that the at least one material web end 22 does not slip through the clamping of the rod-shaped element 50 or experiences a better grip during the clamping.
  • the rod-shaped element 50 For safe handling of the rod-shaped element 50, this has at least on one side an extension, which is designed as a handle 56.
  • the handle 56 protrudes through the slotted guide 36 (see. Fig. 3
  • the rod-shaped element 50 has a guide surface 58 which serves as a two-sided support of the rod-shaped element 50 in the side part 32 and in the guide aid 34 (see. Fig. 3 ) serves.
  • the guide surface 58 also serves for the secure guidance of the rod-shaped element 50 in the slide guide 36 of the guide aid 34 of the packaging machine 10 (see. Fig. 3 ). This ensures that the material web 20 is guided or threaded through the packaging machine 10 exactly in the desired manner.
  • the Fig. 4c shows a schematic view of another embodiment of the rod-shaped element 50 in the open state.
  • the rod-shaped element 50 also has in this variant two clamping strips 52 and a handle 56.
  • two guide surfaces 58 are arranged opposite one another. By means of the two guide surfaces 58 can be ensured by a stable guidance of the rod-shaped element 50 in the slotted guides 36 of the guide 34.
  • FIGS. 5a to 5d show several schematic views of a course of the material web 20 in the packaging machine 10 (see. Fig. 3 ).
  • the guide aid 34 or the slotted guide 36 has two end positions A and B, on which the rod-shaped element 50 can be deposited.
  • the rod-shaped element 50 is mounted freely movable in the guide aid 34 and can be moved between the two end positions of the positions A and B.
  • the at least one material web end 22 of the endless roll 18, which is located in the film storage reservoir 12, is clamped in the rod-shaped element 50.
  • the position A may already be in the film supply storage 12 or only in the spreading unit 14, depending on the embodiment of the packaging machine 10.
  • the rod-shaped element 50 is moved by the operator along the slotted guide 36 in the direction of movement R.
  • the material web 20 is applied to the deflection rollers 38 during the guidance or threading.
  • the deflection rollers 38 may be attached to different positions of the spreader unit 14, the positions defining the course of the material web 20 within the spreader unit 14.
  • the slide guide 36 has a course that maps the course of the film or web 20 and pretends with respect to the guide rollers 38 so that the web 20 rests in correct course on these guide rollers 38 and wraps them partially.
  • the slide guide 36 each have a defined distance to the guide rollers 38, so that the web 20 after passing a guide roller 38 and the approach to the on it following role 38 applies to the previously passed role 38.
  • FIGS. 5b and 5c illustrate the further course of the material web 20 in the spreader unit 14 during threading.
  • the material web 20 wraps around the deflection rollers 38 with each further guiding of the rod-shaped element 50, which are almost enclosed by the guide slot 36 in the direction change region 60.
  • the direction change region 60 of the slotted guide 36 describes a larger radius than the diameter of each of the circle segments associated deflection rollers 38 is.
  • the deflection rollers 38 are rigidly anchored in a single-web web 20 and rotatably supported.
  • spreader rollers are used, which are divided in the middle and employed at an angle to each other.
  • the spreader rollers are not rotatably mounted, but only movable in the angle setting.
  • Fig. 5d shows that after reaching the second end position of the position B, the rod-shaped element 50 can remain at this position, while the material web 20 is released from the clamping.
  • the material web 20 is then passed through the next unit, the downstream memory unit 16.
  • a dancer 40 which is also referred to as a foil buffer, is located in the memory unit 16.
  • the dancer 40 consists of a plurality of deflection rollers 38. One side of the deflection rollers 38 is mounted on a rocker (not shown), which is movably mounted. The other side of the pulleys 38 is fixed.
  • the film dancer 40 may have an active as well as inactive state by the movable mounting of the rocker.
  • the Fig. 5d shows the film dancer 40 in an inactive state, since the deflection rollers 38 which are mounted on the rocker, below the fixed guide rollers 38 is located.
  • the web 20 of the spreader 14 horizontally between the pulleys 38 to the film separating station 42 (see. Fig. 3 ) are passed.
  • the film dancer 40 moves to its active state.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)
  • Basic Packing Technique (AREA)
  • Auxiliary Devices For And Details Of Packaging Control (AREA)
EP11173561A 2010-07-21 2011-07-12 Führungsvorrichtung einer Spreizeinheit und Verfahren zum Führen von wenigstens einem Materialbahnende in einer Verpackungsmaschine Withdrawn EP2409922A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102010031887.6A DE102010031887B4 (de) 2010-07-21 2010-07-21 Führungsvorrichtung und Verfahren zum Führen von wenigstens einem Materialbahnende in einer Verpackungsmaschine

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EP2409922A1 true EP2409922A1 (de) 2012-01-25

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EP (1) EP2409922A1 (zh)
CN (1) CN102424144B (zh)
DE (1) DE102010031887B4 (zh)

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Publication number Priority date Publication date Assignee Title
DE102016225223A1 (de) * 2016-12-16 2018-06-21 Krones Aktiengesellschaft Transportabschnitt und Verfahren zur Förderung von Folienabschnitten geringer Folienstärke zu Verpackungszwecken
DE102018118937A1 (de) * 2018-08-03 2020-02-06 Schmale-Holding Gmbh & Co. Verfahren und Vorrichtung zum Bilden einer Schlaufe

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