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EP4410690A1 - Appareil de formation d'emballages pour une machine d'emballage et machine d'emballage pour former des emballages remplis d'un produit versable - Google Patents

Appareil de formation d'emballages pour une machine d'emballage et machine d'emballage pour former des emballages remplis d'un produit versable Download PDF

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Publication number
EP4410690A1
EP4410690A1 EP24153888.3A EP24153888A EP4410690A1 EP 4410690 A1 EP4410690 A1 EP 4410690A1 EP 24153888 A EP24153888 A EP 24153888A EP 4410690 A1 EP4410690 A1 EP 4410690A1
Authority
EP
European Patent Office
Prior art keywords
angular position
tube
angular
forming plate
forming
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.)
Pending
Application number
EP24153888.3A
Other languages
German (de)
English (en)
Inventor
Marco Poppi
Ivan Orsini
Fabio Ferrari
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.)
Tetra Laval Holdings and Finance SA
Original Assignee
Tetra Laval Holdings and Finance SA
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 Tetra Laval Holdings and Finance SA filed Critical Tetra Laval Holdings and Finance SA
Publication of EP4410690A1 publication Critical patent/EP4410690A1/fr
Pending 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
    • B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
    • B65B9/10—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs
    • B65B9/20—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs the webs being formed into tubes in situ around the filling nozzles
    • B65B9/2049—Package shaping devices acting on filled tubes prior to sealing the filling opening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
    • B65B9/10—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs
    • B65B9/20—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs the webs being formed into tubes in situ around the filling nozzles
    • B65B9/22—Forming shoulders; Tube formers

Definitions

  • the present invention relates to a package forming apparatus for a packaging machine for forming packages filled with a pourable product, preferentially a pourable food product.
  • the present invention also relates to a packaging machine for forming packages filled with a pourable product, preferentially a pourable food product.
  • liquid or pourable food products such as fruit juice, UHT (ultra-high-temperature treated) milk, wine, tomato sauce, etc.
  • UHT ultra-high-temperature treated milk
  • wine tomato sauce
  • etc. are sold in packages made of sterilized packaging material.
  • a typical example is the parallelepiped-shaped package for liquid or pourable food products known as Tetra Brik Aseptic (registered trademark), which is made by sealing and folding laminated strip packaging material.
  • the packaging material has a multilayer structure comprising a base layer, e.g. of paper, covered on both sides with layers of heat-seal plastic material, e.g. polyethylene.
  • the packaging material also comprises a layer of oxygen-barrier material (an oxygen-barrier layer), e.g. an aluminum foil, which is superimposed on a layer of heat-seal plastic material, and is in turn covered with another layer of heat-seal plastic material forming the inner face of the package eventually contacting the food product.
  • Packages of this sort are normally produced on fully automatic packaging machines, which advance a web of packaging material through a sterilization apparatus for sterilizing the web of packaging material at a sterilization station and to an isolation chamber (a closed and sterile environment) in which the sterilized web of packaging material is maintained and advanced.
  • an isolation chamber a closed and sterile environment
  • the web of packaging material is folded and sealed longitudinally at a tube forming station to form a tube having a longitudinal seam portion, the tube being further fed along a vertical advancing direction.
  • the tube is filled with a pourable product, in particular a pourable food product, and is transversally sealed and subsequently cut along equally spaced transversal cross sections within a package forming apparatus of the packaging machine during advancement along the vertical advancing direction.
  • a pourable product in particular a pourable food product
  • Pillow packages are so obtained, each pillow package having a longitudinal sealing band, a top transversal sealing band and a bottom transversal sealing band.
  • a typical packaging machine comprises a conveying device for advancing the web of packaging material along a web advancement path and the tube formed from the web of packaging material along a tube advancement path, the sterilization apparatus for sterilizing the web of packaging material prior to its formation into the tube, a tube forming and sealing device at least partially arranged within the isolation chamber and being configured to form the tube from the advancing web of packaging material and to longitudinally seal the tube, a filling device for filling the tube with the pourable product and the package forming apparatus adapted to form, transversally seal and cut individual packages from the tube of packaging material.
  • the package forming apparatus comprises at least one operative device, typically at least two operative devices, each having at least a first operative group and a second operative group configured to at least partially form and to transversally seal and cut in cooperation the, in use, advancing tube.
  • Each first operative group and each second operative group comprises a respective half-shell configured to at least partially form the tube.
  • Each half-shell comprises a respective main forming plate and two lateral forming plates, which, in use, are brought in contact with the tube so as to at least partially form the tube.
  • the main forming plate is fixed and is brought in contact with the tube through a relative movement of the respective first operative group or the respective second operative group towards and in contact with the tube.
  • the two lateral forming plates are angularly movable about respective rotation axes such to move the lateral forming plates towards and in contact with the tube.
  • Number 1 indicates as a whole a packaging machine for producing sealed packages 2 of a pourable product, in particular a pourable food product, such as milk, milk drinks, yoghurt, yoghurt drinks, fruit juice, wine, tomato sauce, emulsions, beverages containing pulp, salt, sugar, etc.
  • a pourable food product such as milk, milk drinks, yoghurt, yoghurt drinks, fruit juice, wine, tomato sauce, emulsions, beverages containing pulp, salt, sugar, etc.
  • packaging machine 1 may be configured to produce packages 2 from a multilayer packaging material.
  • a multilayer packaging material having heat seal properties i.e. portions of the multilayer packaging material can be sealed to one another).
  • the multilayer packaging material may comprise at least one layer of fibrous material, such as e.g. paper or cardboard, and at least two layers of heat-seal plastic material, e.g. polyethylene, interposing the layer of fibrous material in between one another.
  • the multilayer packaging material may comprise at least one layer of fibrous material, such as e.g. paper or cardboard, and at least two layers of heat-seal plastic material, e.g. polyethylene, interposing the layer of fibrous material in between one another.
  • one of these two layers of heat-seal plastic material may define the inner face of packages 2 contacting the pourable product.
  • the multilayer packaging material may also comprise a layer of gas- and light-barrier material, e.g. aluminum foil or ethylene vinyl alcohol (EVOH) film, preferentially being arranged between one of the layers of the heat-seal plastic material and the layer of fibrous material.
  • gas- and light-barrier material e.g. aluminum foil or ethylene vinyl alcohol (EVOH) film
  • the packaging material may also comprise a further layer of heat-seal plastic material being interposed between the layer of gas- and light-barrier material and the layer of fibrous material.
  • the multilayer packaging material may be provided in the form of a web 3.
  • packaging machine 1 may be configured to produce packages 2 by forming a tube 4 from web 3, longitudinally sealing tube 4, filling tube 4 with the pourable product and to transversally seal, and preferentially transversally cut tube 4.
  • each package 2 may extend along a longitudinal axis A.
  • each package 2 may comprise at least a first transversal sealing band 5, and preferentially also a second transversal sealing band arranged at opposite ends of package 2.
  • each first transversal sealing band 5 may be substantially spaced apart from the respective second transversal sealing band along the respective longitudinal axis A.
  • each first transversal sealing band 5 may define a transversal top sealing band and each second transversal sealing band may define a transversal bottom sealing band.
  • each package 2 may also comprise a longitudinal seam portion 6.
  • each first transversal sealing band 5 and/or each second transversal sealing band may be transversal, preferentially perpendicular, to the respective longitudinal seam portion 6.
  • packaging machine 1 may comprise a package forming apparatus 10 configured to at least partially form tube 4, preferentially to also transversally seal and/or to transversally cut tube 4, for obtaining packages 2.
  • package forming apparatus 10 may comprise an advancement space within which, in use, tube 4 advances.
  • packaging machine 1 may also comprise:
  • packaging machine 1 may also comprise an isolation chamber 14, preferentially delimiting an inner environment 15 from an outer environment 16.
  • inner environment 15 may be a sterile environment, preferably containing a controlled atmosphere.
  • tube forming and sealing device 12 may be at least partially arranged within isolation chamber 14, in particular inner environment 15, and being configured to fold and longitudinally seal tube 4 within isolation chamber 14, in particular inner environment 15.
  • packaging machine 1 may also comprise a sterilization unit configured to sterilize the, in use, advancing web 3, preferentially the sterilization unit being arranged upstream of tube forming and sealing device 12 along web advancement path P.
  • conveying device 11 may be configured to advance tube 4 and any intermediates of tube 4 along tube advancement path Q, preferentially from tube forming and sealing device 12 to and/or at least partially within package forming apparatus 10.
  • any configuration of web 3 is meant prior to obtaining the tube structure and after folding of web 3 by tube forming and sealing device 12 has started.
  • the intermediates of tube 4 are a result of the gradual folding of web 3 so as to obtain tube 4, preferentially by overlapping the (longitudinal) edges of web 3 with one another.
  • tube forming and sealing device 12 may be arranged such that tube 4 may have a vertical orientation.
  • tube forming and sealing device 12 may comprise at least two forming ring assemblies 17, preferentially arranged within isolation chamber 14, even more preferentially arranged within inner environment 15, being configured to gradually fold in cooperation with one another web 3 into tube 4, preferentially by overlapping the edges of web 3 with one another. Thereby, in use, seam portion 6 of tube 4 may be formed.
  • tube forming and sealing device 12 may comprise a sealing head 18, preferentially arranged within isolation chamber 14, even more preferentially within inner environment 15, and, configured to longitudinally seal tube 4, preferentially along longitudinal seam portion 6.
  • tube forming and sealing device 12 may also comprise a pressure assembly configured to exert a mechanical force on longitudinal seam portion 6 to ensure sealing of tube 4 along longitudinal seam portion 6.
  • filling device 13 may comprise a filling pipe 19 being configured to direct, in use, the pourable product into tube 4.
  • filling pipe 19 may, in use, be at least partially placed within tube 4 for feeding, in use, the pourable product into tube 4.
  • package forming apparatus 10 may comprise one or more, preferentially a plurality of, operative devices 25 (only partially shown to the extent necessary for the comprehension of the present invention), each one configured to at least partially form, and preferentially to transversally seal and/or transversally cut tube 4.
  • package forming apparatus 10 may be configured to control each operative device 25 such to at least partially form tube 4 between two spaced transversal cross sections. Additionally, package forming apparatus 10 may transversally seal and transversally cut tube 4 along the equally spaced transversal cross sections, more preferentially thereby forming the respective first transversal sealing bands 5 and/or the respective second transversal sealing bands.
  • package forming apparatus 10 may comprise at least two operative devices 25, preferentially exactly two.
  • each operative device 25 may comprise at least a first operative group 26 and a second operative group 27 configured to cooperate with one another so as to at least partially form, and preferentially so as to transversally seal and/or transversally cut, tube 4.
  • each first operative group 26 and the respective second operative group 27 may be movable with respect to one another, preferentially so as to move each first operative group 26 and the respective second operative group 27 towards and away from one another.
  • each operative device 25 may be controllable between an active configuration, in which the respective first operative group 26 and the respective second operative group 27 are approached to one another for at least partially forming, and preferentially transversally sealing and/or transversally cutting, tube 4 and a rest configuration, in which the respective first operative group 26 and the respective second operative group 27 are withdrawn from one another, and preferentially from tube 4.
  • package forming apparatus 10 may also comprise a conveying unit configured to advance each first operative group 26 and each second operative group 27 along a respective first advancement path and a respective second advancement path, respectively.
  • each first advancement path and each second advancement path may comprise an operative portion along which each first operative group 26 and the respective second operative group 27 advance, in use, in a direction of advancement of tube 4, and a return portion along which each first operative group 26 and each second operative group 27 advance, in use, in a direction opposite to the direction of advancement of tube 4 so as to bring each first operative group 26 and each second operative group 27 back to the respective operative portion.
  • each operative device 25 may be controlled from the respective rest configuration to the respective active configuration during advancement of the respective first operative group 26 and the respective second operative group 27 along the respective operative portion, preferentially to at least partially form, and preferentially to at least transversally seal and transversally cut, tube 4.
  • package forming apparatus 10 may comprise one or more actuation units configured to selectively control each operative device 25 between the respective active configuration and the respective rest configuration.
  • package forming apparatus 10 may comprise a support structure movably carrying operative devices 25.
  • the support structure may comprise one or more support assemblies, each one movably carrying at least one, preferentially exactly one, respective operative device 25.
  • package forming apparatus 10 may comprise at least two, preferentially exactly two, operative devices 25, and the support structure may comprise at least two, preferentially exactly two, support assemblies.
  • support assemblies may be spaced apart from one another thereby defining the advancement space.
  • each first operative group 26 and each second operative group 27 comprises a respective half-shell 28 (only shown with respect to second operative group 27) for at least partially forming tube 4 and a respective control device 29 (only shown with respect to second operative group 27) for controlling the respective half-shell 28.
  • the respective two half-shells 28 of each operative device 25 are configured to at least partially form tube 4 in cooperation with one another, more preferentially with the respective operative device 25 being controlled in the respective active position.
  • each operative device 25 is moved towards one another and withdrawn from one another with operative device 25 being controlled in the active configuration and the rest configuration, respectively.
  • the respective two half-shells 28 engage with tube 4 for at least partially forming tube 4.
  • each control device 29 may be configured to control the respective half-shell 28 such that the respective packages 2 have a determined volume.
  • each half-shell 28 comprises a main forming plate 30 and two lateral forming plates 31 interposing main forming plate 30 in between one another.
  • Each main forming plate 30 is angularly movable about a first rotation axis B and between a first angular position (see Figures 3a and 4a ) and a second angular position (see Figures 3c and 4c ).
  • each main forming plate 30 may be positioned in the first angular position and the second angular position with the respective operative device 25 being in the rest configuration and the active configuration, respectively.
  • each main forming plate 30 may engage tube 4 when being in the second angular position.
  • each lateral forming plate 31 is angularly movable about a second rotation axis C transversal, preferentially perpendicular, to the respective first rotation axis B and between a third angular position (see Figures 3a and 4a ) and a fourth angular position (see Figures 3c and 4c ).
  • each lateral forming plate 31 may be positioned in the third angular position and the fourth angular position with the respective operative device 25 being in the rest configuration and the active configuration, respectively.
  • each lateral forming plate 31 may engage tube 4 when being in the fourth angular position.
  • each half-shell may be substantially C-shaped with the respective main forming plate 30 and the respective lateral forming plates 31 being in the second angular position and the fourth angular positions, respectively.
  • Each control device 29 is configure to control, in use, an angular movement of the respective main forming plate 30 from the respective first angular position to the respective second angular position for moving, in use, the respective main forming plate 30 onto tube 4 and a respective angular movement of each respective lateral forming plate 31 from the respective third angular position to the respective fourth angular position for moving, in use, the respective lateral forming plate onto tube 4.
  • each control device 29 is configured such to actuate the angular movement of the respective main forming plate 30 from the first angular position to the second angular position and the angular movement of the respective lateral forming plates 31 from the respective third angular positions to the respective fourth angular positions asynchronously, in particular such that the respective main forming plate 30 gets, in use, in contact with tube 4 prior to the respective lateral forming plates 31 getting in contact with tube 4 and/or each main forming plate 30 reaches the respective second angular position prior to the respective lateral forming plates 31 reaching the respective fourth angular positions.
  • a respective angular distance of each main forming plate 30 from the respective first angular position to the respective second angular position may be smaller than a respective angular distance of the respective lateral forming plates 31 from the respective third angular positions to the respective fourth angular positions.
  • the angular distance between the first angular position and the second angular position is smaller than the angular distance between the third angular position and the fourth angular position.
  • each control device 29 may comprise a shaft 32 rotatable about a third rotation axis E, preferentially parallel to the respective first rotation axis B and/or transversal, more preferentially perpendicular to, the respective second rotation axes C.
  • each shaft 32 may be operatively coupled to the respective main forming plate 30 and the respective lateral forming plates 31 such that the angular position of the respective main forming plate 30 about the respective first rotation axis B and of the respective lateral forming plates 31 about the respective second rotation axes C are determined in dependence of the angular position of the respective shaft 32 about the respective third rotation axis E.
  • Figures 3a and 4a show a condition in which shaft 32 is in an angular position about the respective third rotation axis E such that the respective main forming plate 30 is in the respective first angular position and the respective lateral forming plates 31 are in the respective third angular positions.
  • Figures 3c and 4c show a condition in which shaft 32 is in an angular position about the respective third rotation axis E such that the respective main forming plate 30 is in the respective second angular position and the respective lateral forming plates 31 are in the respective fourth angular positions.
  • Figures 3b and 4b illustrate an intermediate condition between the one of Figures 3a and 4a and the one of Figures 3c and 4c .
  • Figures 3a and 4a show a configuration of half-shell 28 with the respective operative device 25 being in the rest configuration
  • Figures 3c and 4c show a configuration of half-shell 28 with the respective operative device 25 being in the active configuration
  • Figures 3b and 4b illustrate an intermediate configuration of half-shell 28 during transition between the rest configuration and the active configuration.
  • each shaft 32 may be configured to rotate about the respective third rotation axis E so as to move the respective main forming plate 30 between the respective first angular position and the respective second angular position and the respective lateral forming plates 31 between the respective third angular positions and the respective fourth angular positions.
  • each shaft 32 may be rotatable in a first rotation direction so as to move the respective main forming plate 30 from the respective first angular position to the respective second angular position and the respective lateral forming plates 31 from the respective third angular positions to the respective fourth angular positions.
  • each shaft 32 may be rotatable in a second rotation direction opposed to the respective first rotation direction so as to move the respective main forming plate 30 from the respective second angular position to the respective first angular position and the respective lateral forming plates 31 from the respective fourth angular positions to the respective third angular positions.
  • each control device 29 may comprise a first lever mechanism 33 coupled to the respective shaft 32 and the respective main forming plate 30 and two second lever mechanisms 34 each one coupled to the respective shaft 32 and one respective lateral forming plate 31.
  • each first lever mechanism 33 and the respective second lever mechanisms 34 may be configured to actuate during an angular movement of the respective shaft 32 about the respective third rotation axis E and in the first rotation direction the angular movement of the lateral forming plates 31 from the respective third angular positions to the respective fourth angular positions and of the respective main forming plate 30 from the respective first angular position to the respective second angular position such that the respective main forming plate 30 reaches the second angular position prior to the respective lateral forming plates 31 reaching the respective fourth angular positions.
  • each first lever mechanism 33 may comprise at least one coupling element 35, preferentially two coupling elements 35 spaced apart from one another and, fixed to the respective shaft 32 and at least one coupling bar 36, preferentially two coupling bars 36, hinged to one respective coupling element 35 and the respective main forming plate 30.
  • each coupling bar 36 may be hinged to the respective coupling element 35 about a respective first hinge axis and may be hinged to the respective main forming plate 30 about a respective second hinge axis.
  • each first hinge axis and the respective second hinge axis may be parallel to one another.
  • each first hinge axis and the respective second hinge axis may be parallel to the respective first rotation axis B and/or the respective third rotation axis E.
  • each second lever mechanism 34 may comprises a first connecting element 40 connected to the respective shaft 32, a second connecting element 41 connected to the respective lateral forming plate 31 and a coupling mechanism 42 coupled to the respective first connecting element 40 and the respective second connecting element 41.
  • each coupling mechanism 42 may comprise a ball joint assembly 43.
  • each ball joint assembly 43 may comprise a first ball joint group 44 coupled to the respective first connecting element 40 and a second ball joint group 45 coupled to the respective second connecting element 41.
  • each first ball joint group 44 may be connected to, more preferentially fixed to, the respective second ball joint group 45.
  • each first ball joint group 44 may comprise a first ball element 46 connected to the respective first connecting element 40 and a first element 47 movably arranged about the first ball element 46.
  • each second ball joint group 45 may comprise a second ball element 48 connected to the respective second connecting element 41 and a second element 49 movably arranged about the second ball element 48.
  • each first element 47 and the respective second element 49 may be connected to, preferentially fixed to, one another.
  • each first operative group 26 and each second operative group 27 may comprise a respective support 50 rotatably carrying the respective shaft 32, in particular such that the respective shaft 32 is rotatable about the respective third rotation axis E.
  • each main forming plate 30 may be hinged to the respective support 50 and about the respective first rotation axis B.
  • each lateral forming plate 31 may be hinged to the respective support 50 and about the respective second rotation axis C.
  • package forming apparatus may comprise an actuating device configured to control operation of each control device so as to control the angular position of the respective main forming plate 30 and of the respective angular positions of the respective lateral forming plates 31.
  • the actuating device may be configured to control the angular position of shafts 32.
  • the actuating device may be configured to control the respective angular position of shafts 32 in dependence of the respective position of the respective first operative group 26 and the respective second operative group 27 along the respective advancement path.
  • each operative device 25 may comprise a respective sealing element 55 and a respective counter-sealing element 56 configured to transversally seal in cooperation with one another tube 4.
  • each first operative group 26 and the respective second operative group 27 may comprise the respective sealing element 47 and the other one of each first operative group 26 and the respective second operative group 27 may comprise the respective counter-sealing element 56.
  • each sealing element 55 and the respective counter-sealing element 56 may be configured to at least transversally compress, in particular flat-lay and squeeze, and to transversally seal tube 4, in particular during advancement of tube 4 along tube advancement path Q.
  • each sealing element 55 and the respective counter-sealing element 56 may be configured to engage tube 4 from opposite sides thereof.
  • each sealing element 55 may comprise a source configured to generate the energy needed to obtain the sealing effect.
  • sealing element 55 may be a sonotrode having ultrasound-emitters or sealing element 55 may have an electromagnetic induction source.
  • Each counter-sealing element 56 may be a passive element (i.e. not having an active source).
  • counter-sealing element 56 may be a metal anvil or a deformable pad.
  • each operative device 25 may comprise at least one cutting element configured to transversally cut tube 4.
  • each cutting element may be configured to transversally cut tube 4 after sealing of tube 4 by means of the respective sealing assembly.
  • Each cutting element may be associated with one of the respective first operative group 26 and the respective second operative group 27.
  • each operative device 25, preferentially one of the respective first operative group 26 and the respective second operative group 27, may comprise a pair of movable interaction tabs 57 configured to interact, in use, with tube 4 from opposite sides thereof.
  • packaging machine 1 produces packages 2 filled with the pourable product.
  • conveying device 11 advances web 3 along web advancement path P.
  • Tube forming and sealing device 12 forms tube 4 from the advancing web 3 and longitudinally seals tube 4.
  • filling device 13 fills tube 4 with the pourable product and package forming apparatus 10 forms, transversally seals and transversally cuts tube 4 so as to obtain packages 2.
  • operative devices 25 at least partially form, and preferentially transversally seal and transversally cut, tube 4.
  • each operative device 25 is cyclically controlled between the respective rest configuration and the respective active configuration.
  • the respective first operative groups 26 and the respective second operative groups 27 advance along the respective advancement paths and are cyclically moved towards and away from one another so as to at least partially form, transversally seal and cut tube 4 for forming packages 2.
  • the partial forming of tube 4 is controlled by the respective half-shells 28.
  • the respective main forming plates 30 are moved from the respective first angular position to the respective second angular position, and the respective lateral forming plates 31 are moved from the respective third angular position to the respective fourth angular position, preferentially by controlling the respective angular position of the respective shaft 32.
  • the respective main forming plate 30 and the respective lateral forming plates 31 move asynchronously.
  • main forming plates 30 with respect to the respective lateral forming plates 31 allows to precisely control the volume of packages 2 by means of controlling the movement of lateral forming plates 31.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)
EP24153888.3A 2023-02-01 2024-01-25 Appareil de formation d'emballages pour une machine d'emballage et machine d'emballage pour former des emballages remplis d'un produit versable Pending EP4410690A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102023000001557A IT202300001557A1 (it) 2023-02-01 2023-02-01 Apparato per formare pacchetti per una macchina di confezionamento e macchina di confezionamento per formare pacchetti riempiti con un prodotto versabile

Publications (1)

Publication Number Publication Date
EP4410690A1 true EP4410690A1 (fr) 2024-08-07

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EP24153888.3A Pending EP4410690A1 (fr) 2023-02-01 2024-01-25 Appareil de formation d'emballages pour une machine d'emballage et machine d'emballage pour former des emballages remplis d'un produit versable

Country Status (3)

Country Link
EP (1) EP4410690A1 (fr)
IT (1) IT202300001557A1 (fr)
WO (1) WO2024160634A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3325961A (en) * 1963-01-16 1967-06-20 Tetra Pak Ab Method and a device for manufacturing filled and sealed packages
WO2009040435A1 (fr) * 2007-09-28 2009-04-02 Tetra Laval Holdings & Finance S.A. Elément et procédé pour former des paquets scellés de produits alimentaire versables dans un tube de matériau de conditionnement

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3325961A (en) * 1963-01-16 1967-06-20 Tetra Pak Ab Method and a device for manufacturing filled and sealed packages
WO2009040435A1 (fr) * 2007-09-28 2009-04-02 Tetra Laval Holdings & Finance S.A. Elément et procédé pour former des paquets scellés de produits alimentaire versables dans un tube de matériau de conditionnement

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IT202300001557A1 (it) 2024-08-01
WO2024160634A1 (fr) 2024-08-08

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