WO2007090571A2 - Poste de scellage d'une machine d'emballage - Google Patents

Poste de scellage d'une machine d'emballage Download PDF

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Publication number
WO2007090571A2
WO2007090571A2 PCT/EP2007/000908 EP2007000908W WO2007090571A2 WO 2007090571 A2 WO2007090571 A2 WO 2007090571A2 EP 2007000908 W EP2007000908 W EP 2007000908W WO 2007090571 A2 WO2007090571 A2 WO 2007090571A2
Authority
WO
WIPO (PCT)
Prior art keywords
sealing station
film
station according
nozzle
tool
Prior art date
Application number
PCT/EP2007/000908
Other languages
German (de)
English (en)
Other versions
WO2007090571A3 (fr
Inventor
Hans Günter DONGES
Bruno Baumeister
Frank Michel
Original Assignee
Cfs Germany Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cfs Germany Gmbh filed Critical Cfs Germany Gmbh
Publication of WO2007090571A2 publication Critical patent/WO2007090571A2/fr
Publication of WO2007090571A3 publication Critical patent/WO2007090571A3/fr

Links

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
    • B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
    • B65B31/02—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas
    • B65B31/025—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas specially adapted for rigid or semi-rigid containers
    • B65B31/028—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas specially adapted for rigid or semi-rigid containers closed by a lid sealed to the upper rim of the container, e.g. tray-like container
    • 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
    • B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
    • B65B31/04—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied
    • B65B31/046—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied the nozzles co-operating, or being combined, with a device for opening or closing the container or wrapper

Definitions

  • the present invention relates to the sealing station of a packaging machine, in which a top film is sealed to a bottom film, with an upper tool and a lower tool, wherein at least the lower tool with a lifting system vertically from a lowered to a raised position and vice versa, a sealing plate and longitudinal nozzles for carrying out a gas exchange between upper and lower film, wherein a part of the longitudinal nozzle between the upper and the lower tool is arranged and designed as a flat nozzle.
  • the object is achieved with a sealing station of a packaging machine, in which a top film is sealed to a bottom film, with an upper tool and a lower tool, wherein at least the lower tool with a lifting system vertically from a lowered into a raised position and vice versa, a sealing plate and longitudinal nozzles for carrying out a gas exchange between the upper and lower film, wherein a part of the longitudinal nozzle between the upper and the lower tool is arranged and designed as a flat nozzle.
  • the sealing station according to the invention is preferably part of a packaging machine in which a packaging tray is formed in a lower film, this packaging tray is filled with a packaged product, for example foodstuffs, and then a lidding film is sealed onto the packaging tray.
  • the transport of the lower film is preferably carried out cyclically along the packaging machine.
  • the sealing station consists of a bottom and an upper tool, between which a film web with the deep-drawn therein packaging troughs and a top film is performed.
  • the top film is sealed in the sealing station with a sealing plate to the lower film.
  • at least partial replacement of the gas in the packaging tray Before sealing takes place at least partial replacement of the gas in the packaging tray.
  • the air present in the packaging cavity is first sucked out of the packaging cavity by means of a vacuum.
  • the packaging tray is back-gassed with the desired replacement gas, for example nitrogen, in order to increase the shelf-life of the food, but also oxygen, for example to preserve the reddish color of raw minced meat.
  • this gas exchange takes place with a longitudinal nozzle which is arranged parallel to the running direction of the films, a part of the longitudinal nozzle being arranged between the upper and the lower tool and this part being designed as a flat nozzle.
  • the sealing station according to the invention is also suitable for vacuum packaging. In this embodiment, only the existing air sucked out of the packaging tray and then closed with a lid film.
  • a flat nozzle according to the invention is a nozzle whose extension in the direction of the film web is greater by a multiple than in the directions perpendicular to the film transport direction, in particular in the vertical direction.
  • the flat nozzle extends substantially over the entire longitudinal extent of the upper and lower tool, but at least over its inner dimensions.
  • the flat nozzle preferably has surfaces which cooperate densely with the upper and / or the lower tool.
  • the longitudinal nozzle is arranged on the frame of the lifting system.
  • This embodiment of the sealing station according to the invention has the advantage that the sealing station can be arranged displaceably within the packaging machine and its position is thus optimally adaptable to the respective packaging production process.
  • the longitudinal nozzle is arranged on a receptacle.
  • the longitudinal nozzle is preferably arranged pivotably, so that their position is independently adaptable to the respective lower or upper tools and / or to the respective lower or upper films to be processed.
  • the longitudinal nozzle has both a gas and a vacuum connection, so that with it air can be pulled out of the respective packaging tray and then a replacement gas can be injected into the packaging tray.
  • the nozzle has a plurality of openings in order to achieve the most uniform gas flow through the packaging tray.
  • a longitudinal nozzle is arranged in each case on the right and left of the film web.
  • a bridging means can be inserted manually or automatically between the receptacles, so that there is a connection between the receptacles arranged on the right and left of the films.
  • the sealing station according to the invention can be connected for cleaning to a cleaning station, which is preferably mobile.
  • a cleaning station which is preferably mobile.
  • a cleaning and / or disinfecting liquid is pumped through the vacuum or gas channels and the recordings.
  • the cleaned lines or receptacles are preferably dried to prevent the liquid from entering the packaging to be produced.
  • Another object of the present invention is a sealing station of a packaging machine, in which a top film is sealed to a lower film, with an upper tool and a lower tool, wherein at least the lower tool with a lifting system vertically from a lowered to a raised position and vice versa and the Upper film is withdrawn from a film roll, wherein the film roll is arranged adjacent to the sealing station.
  • a tensioning device is arranged above the film roll, with which the upper film is always kept at a certain voltage.
  • the arrangement of the clamping device above the roller has the advantage that the accessibility to the packaging machine is not affected by the tensioning device as possible.
  • the sealing station according to the invention has a pivot axis along which the upper tool can be brought from a horizontal to a substantially vertical position and vice versa. This pivot axis is preferably arranged transversely to the transport direction of the film web.
  • the upper tool is driven by a pneumatic muscle, as it is available for example from Festo.
  • FIGS. 1 to 7. These explanations are merely exemplary and do not limit the general inventive concept. The explanations apply equally to both sealing stations according to the invention.
  • FIG. 1 shows an embodiment of the sealing station according to the invention.
  • FIG. 2 shows a further embodiment of the sealing station according to the invention.
  • FIG. 3 shows an embodiment of the longitudinal nozzle.
  • FIG. 4 shows a further embodiment of the longitudinal nozzle.
  • Figure 5 shows the bridging agent
  • FIG. 6 shows the cleaning cycle of the sealing station according to the invention.
  • FIG. 7 shows a further embodiment of the sealing station according to the invention.
  • FIG. 1 shows an embodiment of the sealing station according to the invention, which has a lower tool 3 and an upper tool 4.
  • the lower film Between the upper tool 4 and the lower tool 3 is the lower film 9, in which the packaging troughs (not shown) are formed, and the upper film 10, which is sealed to the lower film.
  • the lower film is cyclically with the endless chain 21 along the Transporting packaging machine.
  • both the lower tool 3 and the upper tool 4 are arranged vertically displaceable on the sealing station.
  • a sealing plate 5 is arranged, with which the actual sealing of the upper film to the lower film. For this, the sealing plate is at least partially heated and can be pressed against the lower tool to produce the pressure required for the seal.
  • the sealing plate 5 optionally has holes 17, through which a cooling liquid can be circulated in order to avoid that the entire sealing plate heats up, which is negative especially in the processing of shrinkable upper films.
  • Right and left of the films 9, 10 each have a longitudinal nozzle 6 is arranged, which extends along the transport direction of the film (in the plane of the paper).
  • the longitudinal nozzle has in each case at its front end a flat nozzle 6 ', which is arranged between the lower film 9 and the upper film 10.
  • the flat nozzle is clamped between the upper and the lower tool.
  • a seal 20 is arranged in order to be able to build up a corresponding vacuum in the sealing tool or to prevent the replacement gas from escaping from the sealing tool.
  • the longitudinal nozzle is connected to a longitudinal nozzle receiver 7, which is rotatably arranged on the sealing station, preferably on the lifting system which vertically moves the lower tool or the upper tool.
  • the vacuum connections 1 and the gas connections 2 are likewise arranged on the longitudinal nozzle receiver 7, through which the air is sucked out through the nozzle 6 and the longitudinal nozzle receiver 7 or the replacement gas can be blown into the packaging cavity.
  • the gas stream can be guided so that vacuum is applied to one or both longitudinal nozzle receptacles or the replacement gas can be blown into the packaging cavity through one or both longitudinal nozzle receptacles. It is also conceivable that vacuum is applied to a longitudinal nozzle holder while the replacement gas is guided through the other holder.
  • FIG. 2 shows a further embodiment of the sealing station according to the invention.
  • the vacuum or gas exchange channels extend from the longitudinal nozzle via the upper tool in the flat nozzle.
  • FIG. 3 shows an embodiment of the flat nozzle 6 ' , which in the present case extends from the right to the left end of the upper tool 4 or lower tool 3 and has a multiplicity of gas inlet or gas outlet channels 6.1.
  • the flat nozzle extends along the transport direction of the upper or lower film 9, 10, which takes place in the present case from right to left.
  • the extent of the flat nozzle 6 ' in the film transport direction is a multiple of the extent of the other expansions, in particular the vertical extent.
  • the flat nozzle 6 ' is clamped between the upper and the lower tool.
  • FIG. 4 shows a further embodiment of the flat nozzle, which in the present case extends only to the inner boundary of the upper tool 4 and has a ramp 19 on the right and left, along which the upper film 10, which by means of the roller 18 onto the plane of the lower film 9 is brought along, along.
  • This embodiment of the present invention has the advantage that a better sealing of the two tools to each other can be achieved.
  • FIG. 5 shows the bridging means 13 which can be arranged between the two longitudinal nozzle receptacles 7 in order to close them briefly for cleaning purposes.
  • FIG 6 the cleaning circuit for cleaning the gas channels 2 and the vacuum channels 1 and the longitudinal nozzle recordings 7 is shown.
  • the longitudinal nozzle holders 7 are connected to one another by the bridging means 13.
  • a cleaning carriage 11 is connected to the cleaning liquid via the valve block 12, through the vacuum channels 1 and the gas exchange channels 2 and the receptacles 7 and the bridging means 13 can be circulated for cleaning purposes. After the circulation of the cleaning agent, air can be blown through the respective channels to ensure that no more cleaning liquid is in the channels or in the longitudinal nozzle recordings, if the actual Production of the packaging starts again.
  • the cleaning of the channels or recordings takes place at regular intervals.
  • the bridging means 13 can be arranged manually or mechanically, ie automatically, between the longitudinal nozzle receptacles 7.
  • FIG. 7 shows a further embodiment of a sealing station according to the invention.
  • the roller 15, from which the upper film 10 is pulled off is arranged next to the upper tool 4, relative to the transport direction of the lower or upper film, which is represented by the arrow.
  • this is freely accessible from above and can either be easily lifted or as shown, are transferred to the pivot axis 16 from a horizontal to a vertical position.
  • the lower tool can very easily be removed either manually or by means of a crane for replacement purposes, without this removal being hindered by the film roll located above the sealing station according to the prior art.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vacuum Packaging (AREA)
  • Closing Of Containers (AREA)
  • Package Closures (AREA)

Abstract

La présente invention concerne le poste de scellage d'une machine d'emballage, où un film supérieur est scellé sur un film inférieur. Ce poste de scellage comprend un outil supérieur et un outil inférieur, au moins l'outil inférieur pouvant être déplacé verticalement d'une position abaissée à une position relevée et inversement au moyen d'un système de levage, une plaque de scellage ainsi que des buses longitudinales servant à effectuer un échange de gaz entre le film supérieur et le film inférieur, une partie de la buse longitudinale étant placée entre l'outil supérieur et l'outil inférieur et réalisée sous la forme d'une buse plate.
PCT/EP2007/000908 2006-02-09 2007-02-02 Poste de scellage d'une machine d'emballage WO2007090571A2 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102006006221 2006-02-09
DE102006006221.3 2006-02-09
DE102006020360.7 2006-04-28
DE102006020360A DE102006020360A1 (de) 2006-02-09 2006-04-28 Siegelstation einer Verpackungsmaschine

Publications (2)

Publication Number Publication Date
WO2007090571A2 true WO2007090571A2 (fr) 2007-08-16
WO2007090571A3 WO2007090571A3 (fr) 2007-11-29

Family

ID=38038472

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2007/000908 WO2007090571A2 (fr) 2006-02-09 2007-02-02 Poste de scellage d'une machine d'emballage

Country Status (2)

Country Link
DE (1) DE102006020360A1 (fr)
WO (1) WO2007090571A2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8276352B2 (en) 2008-03-26 2012-10-02 Multivac Sepp Haggenmueller Gmbh & Co. Kg Packaging machine
US20210394943A1 (en) * 2020-06-18 2021-12-23 Multivac Sepp Haggenmueller Se & Co. Kg Sealing supported by pressurized air

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3853131A2 (fr) 2018-09-17 2021-07-28 GEA Food Solutions Germany GmbH Machine d'emballage destinée à fabriquer un emballage à revêtement plat

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3116032A (en) * 1961-06-28 1963-12-31 Package Machinery Co Web feeding system
DE2335021A1 (de) * 1973-07-10 1975-01-30 Kraemer Und Grebe Kg Maschinen Verfahren und vorrichtung fuer die verpackung von ware
US4168598A (en) * 1977-03-01 1979-09-25 Omori Machinery Co., Ltd. Vacuum packaging method and apparatus
EP0403393A1 (fr) * 1989-06-16 1990-12-19 MECAPLASTIC Société Anonyme française Procédé d'emballage d'un produit quelconque, par exemple un produit alimentaire et emballage ainsi réalisé
EP0559293A1 (fr) * 1992-03-06 1993-09-08 Shikoku Kakoki Co., Ltd. Dispositif pour sceller des récipients
US5560182A (en) * 1990-01-19 1996-10-01 Seawell North America Inc. Packaging method
DE29912090U1 (de) * 1999-07-14 1999-09-02 Ps Systempack Gmbh Düsenleiste zum Evakuieren und Aufgeben von Inertgasen/Prüfsubstanzen in Verpackungseinheiten
DE10214344A1 (de) * 2002-03-28 2003-10-09 Convenience Food Sys Wallau Verpackungsmaschine mit einem Maschinenrahmen und Verfahren zu deren Errichtung und Umbau

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DE3612190A1 (de) * 1986-04-11 1987-10-22 Zimmer Albert Verfahren und vorrichtung zur erzielung sauberer siegelnahtstege an zu verschweissenden portionspackungen
DE9111714U1 (de) * 1991-09-19 1991-12-05 Krämer + Grebe GmbH & Co KG Maschinenfabrik, 3560 Biedenkopf Siegelstation
JP2568423Y2 (ja) * 1992-03-06 1998-04-15 四国化工機株式会社 容器の密封装置
US5271207A (en) * 1992-11-18 1993-12-21 Moshe Epstein Dual-function nozzle head for vacuum-packaging tooling
DE4422713B4 (de) * 1994-06-29 2004-04-08 Robert Bosch Gmbh Verfahren zum Sterilisieren von Teilen einer Verpackungsmaschine sowie eine Vorrichtung zum Durchführen des Verfahrens
FR2726807B3 (fr) * 1994-11-10 1997-01-24 Ccm Matrice pour machine a operculer des barquettes
FR2815013B1 (fr) * 2000-10-09 2004-10-22 Metras Sa Dispositif constitue d'une plaque de soudure avec menbrane souple pour conditionner sous atmosphere protectrice un produit avec l'aspect du film etirable traditionnel et son procede

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3116032A (en) * 1961-06-28 1963-12-31 Package Machinery Co Web feeding system
DE2335021A1 (de) * 1973-07-10 1975-01-30 Kraemer Und Grebe Kg Maschinen Verfahren und vorrichtung fuer die verpackung von ware
US4168598A (en) * 1977-03-01 1979-09-25 Omori Machinery Co., Ltd. Vacuum packaging method and apparatus
EP0403393A1 (fr) * 1989-06-16 1990-12-19 MECAPLASTIC Société Anonyme française Procédé d'emballage d'un produit quelconque, par exemple un produit alimentaire et emballage ainsi réalisé
US5560182A (en) * 1990-01-19 1996-10-01 Seawell North America Inc. Packaging method
EP0559293A1 (fr) * 1992-03-06 1993-09-08 Shikoku Kakoki Co., Ltd. Dispositif pour sceller des récipients
DE29912090U1 (de) * 1999-07-14 1999-09-02 Ps Systempack Gmbh Düsenleiste zum Evakuieren und Aufgeben von Inertgasen/Prüfsubstanzen in Verpackungseinheiten
DE10214344A1 (de) * 2002-03-28 2003-10-09 Convenience Food Sys Wallau Verpackungsmaschine mit einem Maschinenrahmen und Verfahren zu deren Errichtung und Umbau

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8276352B2 (en) 2008-03-26 2012-10-02 Multivac Sepp Haggenmueller Gmbh & Co. Kg Packaging machine
EP2105383B2 (fr) † 2008-03-26 2016-03-16 Multivac Sepp Haggenmüller GmbH & Co. KG Machine d'emballage
US20210394943A1 (en) * 2020-06-18 2021-12-23 Multivac Sepp Haggenmueller Se & Co. Kg Sealing supported by pressurized air
US11649082B2 (en) * 2020-06-18 2023-05-16 Multiv Ac Sepp Haggenmueller Se & Co. Kg Sealing supported by pressurized air

Also Published As

Publication number Publication date
DE102006020360A1 (de) 2007-08-16
WO2007090571A3 (fr) 2007-11-29

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