EP4405257A2 - Verpackungsmaschine und verfahren zur herstellung von verpackungen - Google Patents
Verpackungsmaschine und verfahren zur herstellung von verpackungenInfo
- Publication number
- EP4405257A2 EP4405257A2 EP22789575.2A EP22789575A EP4405257A2 EP 4405257 A2 EP4405257 A2 EP 4405257A2 EP 22789575 A EP22789575 A EP 22789575A EP 4405257 A2 EP4405257 A2 EP 4405257A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- packaging material
- unit
- packaging
- material web
- cavity
- 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
Links
Classifications
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- 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
- B65B9/02—Enclosing successive articles, or quantities of material between opposed webs
- B65B9/04—Enclosing successive articles, or quantities of material between opposed webs one or both webs being formed with pockets for the reception of the articles, or of the quantities of material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B50/00—Making rigid or semi-rigid containers, e.g. boxes or cartons
- B31B50/59—Shaping sheet material under pressure
- B31B50/592—Shaping sheet material under pressure using punches or dies
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- 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
-
- 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
- B65B41/18—Registering sheets, blanks, or webs
-
- 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
- B65B65/00—Details peculiar to packaging machines and not otherwise provided for; Arrangements of such details
- B65B65/003—Packaging lines, e.g. general layout
Definitions
- the invention relates to a packaging machine according to the preamble of claim 1 and a method for producing packaging according to the preamble of claim 17.
- Packaging machines for producing packaging are already known from the prior art.
- packaging machines for producing packaging from plastics in particular so-called clamshell packaging, which consist of two halves, each having a cavity, which are or can be connected to one another via a hinge and are used, for example, for packaging food, are known.
- the cavities are introduced into two roller conveyors made of plastic and then joined together.
- packaging machines made from renewable and/or easily recyclable raw materials, for example from fiber-based packaging materials such as paper and/or cardboard. Only fibre-based packaging materials can be used here, but composite materials consisting of fibre-based packaging materials coated with plastic can also be used.
- the invention is based on a packaging machine, in particular a form, fill and seal machine, for producing packaging, in particular clamshell packaging, from fiber-based packaging material, with a first forming unit for introducing at least one first cavity into a first packaging material web, with a first supply unit for supplying the first packaging material web to the first forming unit, with a second forming unit for introducing at least one second cavity into a second packaging material web and with a second supply unit for supplying a second packaging material web to the second forming unit.
- a packaging machine in particular a form, fill and seal machine, for producing packaging, in particular clamshell packaging, from fiber-based packaging material, with a first forming unit for introducing at least one first cavity into a first packaging material web, with a first supply unit for supplying the first packaging material web to the first forming unit, with a second forming unit for introducing at least one second cavity into a second packaging material web and with a second supply unit for supplying a second packaging material web to the second forming unit.
- the second feed unit is intended to feed the second packaging material web in a second feed direction that is different from a first feed direction of the first packaging material web.
- Such a configuration can advantageously provide a packaging machine with a particularly high degree of flexibility. Since the first web of packaging material and the second web of packaging material can be fed from different feed directions, in the packaging machine according to the invention, in contrast to previously known packaging machines with feeding of webs of packaging material in the same feed direction one above the other, an area above the first web of packaging material is completely free, so that particularly flexible dosing is advantageous is enabled.
- a packaging machine for producing sustainable clamshell packaging for packaging a wide variety of products can therefore advantageously be provided.
- a particularly efficient process control can advantageously be achieved in the production of clamshell packaging by means of the packaging machine according to the invention because, in contrast to the hitherto known production from individual sheets of packaging material, continuous production from packaging material webs is made possible.
- the packaging machine is intended for, but not limited to, the production of packaging, in particular clamshell packaging, from fibre-based packaging material, for the packaging of filling goods, for example foodstuffs such as spreads, pastes, ready meals or confectionery, or beauty and/or personal care products, such as creams, shampoos and the like, and a large number of other filling goods.
- the packaging machine is preferably designed as a form, fill and seal machine and is provided for forming a package with at least one cavity, then filling the at least one cavity with at least one filling material and then sealing the filled cavity.
- Fiber-based packaging material is to be understood as meaning a packaging material which at least to a large extent of at least 55% by weight, in particular at least 65% by weight, advantageously at least 75% by weight, particularly advantageously at least 85% by weight, preferably at least 95% and particularly preferably at least 99% by weight was obtained from plant starting materials, in particular from wood, and/or was recycled from products made from plant starting materials.
- the fibre-based packaging material can contain cellulose, in particular cellulose, and/or wood pulp and/or waste paper and can in particular be in the form of paper and/or cardboard.
- the fibre-based packaging material could be formed entirely from one or more plant-based raw materials. It is also conceivable that the fibre-based packaging material is a composite material consisting of a plant-based raw material coated with plastic.
- the first packaging material web and the second packaging material web are each formed from fiber-based packaging material.
- a “forming unit” is to be understood as meaning a unit which is provided for forming at least a partial area of a packaging material web and thereby introducing at least one cavity into the packaging material web.
- the partial area of the packaging material web can be reshaped by the reshaping unit, without being limited to this, by plastic deformation, for example deep drawing and/or embossing and/or the like, and can in particular include one or more pretreatment steps, for example moistening and/or heating of the at least one partial area of the packaging material web.
- the forming unit has the components and/or elements necessary for a desired forming.
- the first forming unit and the second forming unit can be configured essentially identically to one another, wherein the first forming unit can be provided to introduce the first cavity with a first shape and a first size into the first packaging material web and the second forming unit can be provided to introducing a second cavity with a second shape and second size, which in each case correspond at least essentially to the first shape and first size of the first cavity, into the second packaging material web.
- first forming unit and the second forming unit are designed at least partially differently, wherein the first forming unit can be provided for introducing the first cavity with the first shape and the first size into the first packaging material web and the second forming unit for introducing the second Cavity can be provided with a shape and size at least substantially identical to the first shape and first size of the first cavity in the second packaging material web.
- the packaging machine can only be operated with one of the two forming units, while the other of the two forming units is in an inactive mode.
- the packaging machine can be operable with the first forming unit to introduce the first cavity into the first packaging material web while the second forming unit is in the inactive mode, so that no second cavity is introduced into the second packaging material web and the second packaging material web can be used as a cover web to close the first cavity the first packaging web can be used.
- a “supply unit” is to be understood as a unit which is intended to separate the layers of a packaging material web rolled up in the form of a web roll, in particular to unroll them in sections, and to feed them to a forming unit.
- the feed unit has at least one receiving element, which is intended to receive and rotatably support the web roll.
- the feed unit also has at least one feed element for separating the layers of the web roll and for feeding the packaging material web to the forming unit.
- the feed element is preferably provided for separating the layers of the packaging material web on the web roll by means of tensile force and for feeding them to the forming unit.
- a “feed direction” is intended to mean a direction which lies in a main extension plane of an unrolled section of a packaging material web and in which the section of the packaging material web is fed to the forming unit in an operating state of the packaging machine.
- a “main extension plane” of an object is to be understood as a plane which is parallel to a largest side surface of an imaginary cuboid which just about completely encloses the object and in particular runs through the center point of the cuboid.
- the first feed direction lies in a main extension plane of an unrolled section of the first packaging material web and the second feed direction lies in a main extension plane of an unrolled section of the second packaging material web.
- “at least essentially” should be understood to mean that a deviation from a specified value deviates in particular by less than 25%, preferably less than 10% and particularly preferably less than 5% of a specified value.
- Provided is intended to mean specifically designed and/or equipped.
- the fact that an object is provided for a specific function should be understood to mean that the object fulfills and/or executes this specific function in at least one application and/or operating state.
- the first feed direction and the second feed direction could be oriented at an angle to one another, for example perpendicular to one another. In an advantageous embodiment, however, it is proposed that the first feed direction and the second feed direction are aligned in opposite directions to one another. Such a configuration can advantageously provide a particularly compact packaging machine with a particularly high degree of flexibility become. In addition, a particularly simple deflection of the second packaging material web above the first packaging material web parallel to the first feed direction can advantageously be made possible if the first feed direction and the second feed direction are aligned in opposite directions to one another.
- the packaging machine has a deflection unit which is provided for deflecting the second packaging material web and guiding it above the first packaging material web parallel to the first feed direction over the first packaging material web.
- the deflection unit is preferably provided to deflect the second packaging material web by 180° in a direction parallel to the first feed direction.
- the deflection unit has at least one deflection element, for example a deflection roller.
- first feed direction and the second feed direction are aligned at an angle to one another.
- An improved arrangement can advantageously be made possible by such a configuration.
- the second forming unit can be arranged closer to a joining unit for joining a first portion of the first packaging material web to a second portion of the second packaging material web if the first feed direction and the second feed direction are aligned at an angle to one another.
- a particularly compact packaging machine can thus be provided.
- the shortened distance between the second forming unit and the joining unit which is provided for joining a first partial area of the first packaging material web, in particular the first cavity, with a second partial area of the second packaging material web, in particular the second cavity, to form a package, has a positive effect the quality of the finished packaging produced by the packaging machine.
- finished packaging can advantageously be output in the first feed direction if the first feed direction and the second feed direction are aligned at an angle to one another.
- first feed direction and the second feed direction are aligned at an angle to one another which is greater than 0° and less than 180°.
- first feed direction and the second feed direction are in particular aligned at an angle to one another which is greater than 15° and less than 165°, advantageously greater than 30° and less than 150°, particularly advantageously greater than 45° and less than 135° , preferably greater than 60° and less than 120° and more preferably greater than 75° and less than 105°.
- first feed direction and the second feed direction are aligned at least essentially perpendicular to one another, in particular at an angle between 86° and 94°, advantageously between 87° and 93°, particularly advantageously between 88° and 92°, preferably between 89° and 91° and more preferably at an angle of 90°.
- An arrangement can advantageously be further improved by such a configuration.
- a main extension direction of the second forming unit is aligned horizontally.
- an arrangement of the second forming unit can advantageously be improved.
- a particularly compact arrangement can advantageously be made possible if a main extension direction of the second forming unit is aligned horizontally.
- a “main extension direction” of the second forming unit is to be understood in particular as a direction in which the second forming unit introduces the second cavity into the second packaging material web.
- the second web of packaging material is preferably guided vertically in a region of the second forming unit.
- the horizontally oriented second forming unit is preferably arranged between the first forming unit and a joining unit, which is provided for joining a first partial area of the first packaging material web, in particular the first cavity, with a second partial area of the second packaging material web, in particular the second cavity, to form a package .
- the second forming unit can be moved along a positioning path in a vertical direction.
- Such a configuration can advantageously provide a packaging machine with a particularly high degree of flexibility.
- an accuracy in the alignment between the first cavity in the first packaging material web and the second cavity in the second web of packaging material can be made possible.
- the forming tools of the second forming unit can be moved along the vertical direction to introduce the second cavity into the second packaging material web.
- the vertical direction in this case refers to an erected and assembled state of the packaging machine and runs perpendicularly to the first feed direction.
- the packaging machine comprises a deflection unit which has at least one deflection roller for deflecting the second packaging material web, which is provided with a recess into which the second cavity of the second packaging material web at least partially protrudes when the second packaging material web is deflected.
- a deflection unit which has at least one deflection roller for deflecting the second packaging material web, which is provided with a recess into which the second cavity of the second packaging material web at least partially protrudes when the second packaging material web is deflected.
- the packaging machine comprises a deflection unit which has a sensor unit for detecting a relative positioning between the first cavity in the first packaging material web and the second cavity in the second packaging material web.
- the sensor unit comprises at least one sensor element, which is intended to detect the relative positioning between the first cavity in the first packaging material web and the second cavity in the second packaging material web using at least one parameter and/or a physical property, with the detection being active, such as in particular by generating and sending out an electrical measurement signal, and/or passively, such as in particular by detecting changes in the properties of the sensor element.
- the sensor unit can have several identical or different sensor elements.
- the sensor element could be embodied as a mechanical sensor element and provided for mechanically detecting the relative positioning between the first cavity and the second cavity, for example by touching.
- the sensor element is preferably designed as an optical sensor element.
- the optical sensor element could include mera and/or be designed as a camera.
- the sensor unit preferably has at least one light transmitter, for example a light-emitting diode and/or an LED, for emitting an optical signal, and the optical sensor element is designed as a light receiver, for example as a phototransistor and/or as a photoresistor, preferably as a photodiode.
- the light transmitter and the light receiver could form a light barrier, for example.
- the relative positioning between the first cavity and the second cavity is detected using print marks which are printed on the first packaging material web and the second packaging material web and which use a preferred length of the respective packaging material web and thus the relative positioning between the first cavity and the second cavity can be detected by the optical sensor element.
- Optical detection of a position of the print marks on the first packaging material web and the second packaging material web by the sensor unit is preferably based on at least one deviation caused by the print marks between an optical signal emitted by the light transmitter and an optical signal received by the light receiver.
- Such a configuration does not limit the format range of the packaging material webs for introducing the cavities, compared to mechanical sensor solutions which, for example, require search holes in the packaging material webs, and flexibility can be further improved.
- the packaging machine includes a deflection unit that has an alignment unit that is provided to align the first cavity and the second cavity congruently one above the other by stretching the first packaging material web and/or the second packaging material web.
- the alignment unit is preferably provided to align the first cavity and the second cavity congruently one above the other based on their relative positioning detected by the sensor unit.
- the alignment unit preferably has a first alignment element, which is provided for the purpose of aligning the first packaging material web and the second packaging material web by stretching the second packaging material web in a transport direction which runs parallel to the first feed direction, and/or by stretching the first packaging material web against the transport direction. direction to align with each other.
- the aligning unit preferably has a second aligning element, which is provided for aligning the first packaging material web and the second packaging material web with one another by stretching the first packaging material web and/or the second packaging material web perpendicularly to the transport direction.
- the packaging machine has a joining unit which is intended to bring together the first packaging material web and the second packaging material web and at least a first partial area of the first packaging material web, in particular the first cavity, and at least a second partial area of the second packaging material web, in particular the second Cavity to be joined together to form packaging by means of pressure.
- clamshell packaging can advantageously be produced from fiber-based packaging material using simple technical means.
- the joining unit can be provided to join the first partial area of the first packaging material web and the second partial area of the second packaging material web exclusively by means of pressure.
- the joining unit is intended to join the first partial area of the first packaging material web and the second partial area of the second packaging material web together, in addition to the pressure effect, by means of at least one sealing medium.
- the joining unit has at least one joining element for joining the first partial area of the first packaging material web and the second partial area of the second packaging material web by means of pressure.
- the first partial area preferably comprises at least the first cavity in the first packaging material web.
- the second partial area can comprise the second cavity in the second packaging material web.
- the packaging machine is operated in the inactive mode of the second forming unit, so that when the packaging machine is in the operating state, no second cavity is introduced into the second packaging material web and this is used as a cover web for closing the first cavity in the first packaging material web.
- the joining unit preferably has at least one further joining element, which is preferably designed as a roller block and is intended to join the first partial area of the first packaging material web and the second partial area of the second packaging material web when the second packaging material web is used as a covering web to close the first cavity.
- the joining unit has at least one structuring element for introducing at least one fine structure into the packaging. Such a configuration can advantageously make it possible to produce particularly functional and/or individualized packaging.
- the structural element could be provided for introducing at least one fine structure to improve the grip of the packaging.
- the structuring element is provided for introducing at least one fine structure for individualizing the packaging.
- the structuring element could be provided for introducing at least one fine structure in an individual pattern and/or in the form of a brand logo or the like.
- the structuring element can be embodied as a mechanical structuring element, for example as a stamp or the like, and can be provided to emboss the fine structure into the packaging by means of pressure.
- the structuring element is provided for introducing the fine structure into the packaging by means of thermal action.
- the structuring element can be formed in one piece with the joining element of the joining unit.
- efficiency can advantageously be improved and a particularly compact packaging machine can be provided, in that additional units and/or elements for introducing a fine structure can be dispensed with.
- “In one piece” is to be understood in particular as being at least cohesively connected, for example by a welding process, an adhesive process, an injection molding process and/or another process that appears sensible to the person skilled in the art, and/or advantageously formed in one piece, such as by a Production from a single casting and/or by production using a single-component or multi-component injection molding process and advantageously from a single blank.
- the packaging machine comprises a deflection unit and a joining unit, with the deflection unit being arranged in the vicinity of the joining unit.
- a configuration of this type can advantageously further improve the flexibility of the packaging machine.
- the second packaging material web is only deflected by the joining unit immediately before it is brought together with the first packaging material web and above the first packaging material web parallel to the first Feed direction is guided, so that an area above the first packaging material web, in particular above the first cavity in the first packaging material web along the feed direction until the deflection unit is reached, remains free, so that a particularly simple and flexible dosing of filling material into the first cavity is advantageously made possible.
- the packaging machine comprises a deflection unit and a dosing unit, which is arranged between the first supply unit and the deflection unit with respect to the first feed direction and is provided for dosing a filling material into the first cavity in the first packaging material web.
- the dosing unit comprises at least one dosing element and preferably a plurality of, in particular different, dosing elements.
- the dosing unit can have at least a first dosing element for dosing solid and/or lumpy filling goods and at least a second dosing element for dosing liquid and/or pasty filling goods.
- the dosing unit has a modular design and one or more dosing elements of the dosing unit can be exchanged and/or adapted for dosing a specific type of filling.
- a dosing section for the dosing unit can be variably adjusted between the first shaping unit and the deflection unit along the first feed direction.
- a configuration of this type can further improve flexibility. Because the dosing section between the first forming unit and the deflection unit can be variably adjusted along the first feed direction, dosing can advantageously be flexibly adapted to specific filling goods. It is conceivable that a further dosing unit can be integrated on the dosing section, for example to enable a two-stage dosing process with two or more different sensing goods in the first cavity.
- the packaging machine preferably has a modularly expandable basic framework on which the units, in particular the first feed unit, the second feed unit, the first forming unit, the second forming unit, the deflection unit, the dosing unit, the joining unit and, if appropriate, further units and/or elements are arranged .
- the modularly expandable framework is preferably expandable by means of expansion elements on which additional units, for example a further dosing unit and/or a further forming unit, can be arranged and which can be connected to the basic structure, preferably in a positive and/or non-positive manner, for example by screw connections or plug connections.
- the invention is also based on a method for producing packaging, in particular clamshell packaging, from fiber-based packaging material, in particular by means of a packaging machine according to one of the configurations described above, wherein at least one first cavity is introduced into a first packaging material web by means of a first forming unit and in at least one second cavity is introduced into a second packaging material web by means of a second forming unit.
- first web of packaging material is fed to the first forming unit in a first feed direction and the second web of packaging material is fed to the second forming unit in a second feed direction that differs from the first feed direction.
- Such a configuration can advantageously provide a particularly efficient and flexible method for producing packaging, in particular clamshell packaging, from fiber-based packaging material.
- the packaging machine according to the invention and the method according to the invention for producing packaging should not be limited to the applications and embodiments described above.
- the packaging machine according to the invention can have a number of individual elements, components and units that differs from the number of individual elements, components and units mentioned here, and the method can have a different number of method steps in order to fulfill a function described herein.
- values lying within the specified limits should also be considered disclosed and can be used as desired.
- FIG. 1 shows a schematic perspective representation of a packaging machine with a first supply unit for supplying a first packaging material web and with a second supply unit for supplying a second packaging material web,
- FIG. 2 shows a schematic perspective partial view of the packaging machine with a deflection unit for deflecting the second packaging material web
- FIG. 3 shows a schematic perspective partial view of the packaging machine with the deflection unit, which comprises a sensor unit and an alignment unit,
- FIG. 4 shows a schematic perspective view of the packaging machine with a joining unit for joining a first partial area of the first packaging material web to a second partial area of the second packaging material web
- FIG. 5 shows a schematic process flow diagram for representing a process for producing packaging
- FIG. 6 shows a further exemplary embodiment of a packaging machine with a first feed unit for feeding in a first web of packaging material and with a second feed unit for feeding in a second web of packaging material in a schematic plan view
- FIG. 7 shows the packaging machine of FIG. 6 in a schematic perspective view
- FIGS. 6 and 7 shows a schematic perspective partial view of the packaging machine from FIGS. 6 and 7. Description of the exemplary embodiments
- FIG. 1 shows a schematic perspective view of a packaging machine 10a from a front side.
- the packaging machine 10a is designed as a form, fill and seal machine and is intended for producing packaging, in particular for producing clamshell packaging, from fiber-based packaging material.
- the packaging machine 10a has a first forming unit 12a for introducing at least one first cavity 14a into a first packaging material web 16a.
- the first web of packaging material 16a is made of three-dimensionally deformable fiber-based packaging material, for example paper and/or cardboard.
- the packaging machine 10a has a first feed unit 18a for feeding the first packaging material web 16a to the first forming unit 12a.
- the first web of packaging material 16a is at least partially rolled up in several layers onto a first web roll 64a.
- the first web roll 64a is rotatably mounted in a first receiving element 66a of the first feed unit 18a.
- the first feed unit 18a is intended to feed the first packaging material web 16a to the first forming unit 12a in a first feed direction 28a.
- the first feed unit 18a has a first feed element 68a, by means of which the first packaging material web 16a is unwound in sections from the first web roll 64a by tensile force when the packaging machine 10a is in an operating state.
- the packaging machine 10a has a first stretching unit 82a.
- the first stretching unit 82a is provided to bring a section of the first packaging material web 16a into a desired format by stretching in the first feed direction 28a and/or by stretching in a direction perpendicular to the first feed direction 28a.
- the first feed unit 18a guides the first packaging material web 16a of the first stretching unit 82 and then the first forming unit 12a in the first feed direction 28a.
- the packaging machine 10a has a second forming unit 20a for introducing at least one second cavity 22a into a second packaging material web 24a.
- the second forming unit 20a is configured essentially identically to the first forming unit 12a.
- the first forming unit brings the at least one first cavity 14a with a certain shape and size into the first packaging material web 16a and the second forming unit 20a brings the at least one second cavity 22a, the shape and size of which is at least essentially the same as the shape and size of the first cavity 14a in the first web of packaging material, into the second web of packaging material 24a.
- the packaging machine 10a also has a second feed unit 26a for feeding the second packaging material web 24a to the second forming unit 20a.
- the second feed unit 26a is provided to feed the second packaging material web 24a in a second feed direction 30a that differs from the first feed direction 28a of the first packaging material web 16a.
- the second web of packaging material 24a is at least partially rolled up in several layers onto a second web roll 70a.
- the second web roll 70a is rotatably mounted in a second receiving element 72a of the second feed unit 18a.
- the second supply unit 26a has a second supply element 74a for supplying the second packaging material web 24a, by means of which the second packaging material web 24a is unwound in sections from the second web roll 70a when the packaging machine 10a is in the operating state.
- the packaging machine 10a has a second stretching unit 84a.
- the second stretching unit 84a is configured essentially identically to the first stretching unit 82a and is intended to stretch a section of the second packaging material web 24a into a desired format by stretching in the second feed direction 30a and/or by stretching in a direction perpendicular to the second feed direction 30a bring.
- the second supply unit 26a guides the second packaging material web 24a of the second stretching unit heit 84a and then to the second forming unit 20a in the second feed direction 30a.
- first feed direction 28a and the second feed direction 30a are aligned in opposite directions to one another.
- first feed direction 28a and the second feed direction 30a could also have a different orientation to one another than an opposite orientation.
- the second feed direction 30a it would be conceivable for the second feed direction 30a to be oriented at an angle, for example perpendicularly, to the first feed direction 28a (not shown here).
- the packaging machine 10a has a deflection unit 32a.
- the deflection unit 32a is provided to deflect the second packaging material web 24a and to guide it above the first packaging material web 16a parallel to the first feed direction 28a over the first packaging material web 16a. In an operating state of the packaging machine 10a, the deflection unit 32a thus deflects the second packaging material web 24a by 180° from the second feed direction 30a into a direction parallel and running in the same direction as the first feed direction 28a.
- the deflection unit 32a has at least one deflection roller 34a for deflecting the second packaging material web 24a. In the present case, the deflection unit 32a has the deflection roller 34a and a further deflection roller 76a for deflecting the second packaging material web 24a.
- the packaging machine 10a has a dosing unit 52a.
- the dosing unit 52a is provided for dosing a filling material (not shown) into the first cavity 14a in the first packaging material web 16a.
- the filling material can be food, for example.
- the dosing unit 52a is arranged between the first supply unit 18a and the deflection unit 32a with respect to the first supply direction 28a.
- a metering section 54a for the metering unit 52a between the first feed unit 18a and the deflection unit 32a along the first feed direction 28a can be variably adjusted.
- a basic frame 48a of the packaging machine 10a can be variably expanded by means of supplementary elements (not shown) to set a length of the dosing section 54a between the feed unit 18a and the deflection unit 32a.
- FIG. 2 shows a schematic perspective partial view of the packaging machine 10a with the deflection unit 32a from a rear side in the viewing direction obliquely onto the second feed unit 26a.
- the deflection roller 34a is provided with a recess 36a into which the second cavity 22a of the second packaging material web 24a protrudes at least partially (not shown here).
- the recess 36a in the deflection roller 34a protects the second cavity 22a from undesired deformation during the deflection.
- the further deflection roller 76a is also provided with a further recess 78a (cf. FIG. 3) to protect the second cavity 22a from undesired deformation during deflection.
- the deflection unit 32a also has a sensor unit 38a.
- the sensor unit 38a is provided for detecting a relative positioning between the first cavity 14a in the first packaging material web 16a and the second cavity 22a in the second packaging material web 24a (cf. also FIG. 4).
- the sensor unit 38a has at least one sensor element 80a.
- the sensor element 80a is designed as an optical sensor element, for example as a photodiode or a camera.
- the relative positioning between the first cavity 14a in the first packaging material web 16a and the second cavity 22a in the second packaging material web 24a is detected by the sensor element 80a optically using printed marks (not shown) on the first packaging material web 16a and the second packaging material web 24a.
- a direct optical detection of the first cavity 14a and the second cavity 22a by the sensor unit 38a would also be conceivable.
- the deflection unit 32a has an alignment unit 40a.
- the alignment unit 40a is provided to align the first cavity 14a and the second cavity 22a congruently one above the other by stretching the first packaging material web 16a and/or the second packaging material web 24a.
- the alignment unit 40a is provided to align the first cavity 14a and the second cavity 22a congruently one above the other by stretching the second packaging material web 24a.
- FIG. 3 shows a further schematic partial view of the packaging machine 10a from the front to illustrate the functioning of the alignment unit 40a.
- the deflection roller 34a and the other deflection roller 76a are part of the alignment unit 40a.
- the alignment unit 40a aligns the second packaging material web 24a with respect to the first packaging material web 16a by means of the deflection roller 34a and/or the further deflection roller 76a until the second cavity 22a lies congruently over the first cavity 14a.
- the deflection roller 34a and/or the further deflection roller 76a are used to align along a transport direction 88a, which runs parallel to the first feed direction 28a (cf. FIG. 1).
- the alignment unit 40a aligns the first cavity 14a and the second cavity 22a, in the event of a deviation determined by the sensor unit 38a, by means of the deflection roller 34a and/or the further deflection roller 76a by stretching the second packaging material web 24a in the transport direction 88a.
- the deflection roller 34a and the further deflection roller 76a are movably mounted in an alignment area 92a perpendicularly to the transport direction up and down.
- the alignment unit 40a aligns the first cavity 14a and the second cavity 22a, in the event of a deviation determined by the sensor element 80a of the sensor unit 38a, by means of the deflection roller 34a and/or the further deflection roller 76a by repositioning them in the alignment region 92a be moved up or down in order to adjust a preferred length of the second packaging material web 24a in the transport direction 88a.
- the sensor unit 38a also has a control element 86a for controlling the alignment between the first packaging material web 16a and the second packaging material web 24a.
- the control element 86a is designed as an optical control element and optically controls the alignment between the first packaging material web 16a and the second packaging material web 24a in the operating state of the packaging machine 10a using the printed marks on the packaging material webs 16a, 24a.
- FIG. 4 shows the packaging machine 10a in a further schematic perspective partial view from the front.
- the packaging machine 10a has a joining unit 42a.
- the joining unit 42a is intended to bring together the first packaging material web 16a and the second packaging material web 24a and at least a first partial area 44a of the first packaging material web 16a, in particular the first cavity 14a, and at least a second partial area 46a of the second packaging material web 24a, in particular the second cavity 22a , by means pressure to a packaging (not shown), namely a clamshell packaging to assemble.
- the joining unit 42a has at least one structuring element (not shown) for introducing a fine structure into the packaging.
- the deflection unit 32a is arranged in a region 50a close to the joining unit 42a, so that the second web of packaging material 24a can be deflected and the first cavity 14a and the second cavity 22a can be aligned congruently immediately before the first partial area 44a and the second partial area 46a are joined.
- the packaging machine 10a also has a punching unit 90a.
- the punching unit 90a is provided for punching out the partial areas 44a, 46a, which are joined together as packaging, from the first packaging material web 16a and the second packaging material web 24a.
- FIG. 5 shows a schematic process flow diagram for representing a process for producing packaging from fiber-based packaging material.
- the method can be carried out in particular by means of the packaging machine 10a described above.
- the method includes at least four method steps 56a, 58a, 60a, 62a.
- a first method step 56a of the method a section of the first packaging material web 16a is fed to the first stretching unit 82a by means of the first feed unit 18a, stretched to a desired format and then fed to the first forming unit 12a.
- a section of the second packaging material web 24a is fed to the second stretching unit 84a by means of the second feed unit 26a, stretched to a desired format and then fed to the second forming unit 20a.
- At least the first cavity 14a is then introduced into the first packaging material web 16a by means of the first forming unit 12a and at least the second cavity 22a is introduced into the second packaging material web 24a by means of the second forming unit 20a.
- the first packaging material web 16a is fed to the first forming unit 12a in the first feed direction 28a, in particular by means of the first feed unit 18a.
- the second packaging material web 24a of the second forming unit 20a in the direction of the first feed direction 28a different second feed direction 30a supplied.
- a second method step 58a of the method the second web of packaging material 24a is deflected and guided above the first web of packaging material 16a parallel to the first feed direction 28a over the first web of packaging material 16a, in particular by means of the deflection unit 32a.
- a filling material is optionally metered into the first cavity 14a in the first packaging material web 16a at the same time, in particular by means of the metering unit 52a.
- a third method step 60a of the method a relative positioning between the first cavity 14a in the first packaging material web 16a and the second cavity 22a in the second packaging material web 24a is determined, in particular by means of the sensor unit 38a of the deflection unit 32a.
- an alignment takes place by stretching the first packaging material web 16a and/or the second packaging material web 24a until the first cavity 14a and the second Cavity 22a are aligned congruently one above the other, in particular by means of the alignment unit 40a of the deflection unit 32a.
- a fourth method step 62a of the method the first packaging material web 16a and the second packaging material web 24a are brought together and the first cavity 14a and the second cavity 22a are joined by the action of pressure, in particular by means of the joining unit 42a.
- a fine structure is optionally introduced into the packaging, in particular by means of the structuring element of the joining unit 42a.
- the packaging is punched out of the first packaging material web 16a and the second packaging material web 24a, in particular by means of the punching unit 90a.
- FIGS. 1 to 5 A further exemplary embodiment of the invention is shown in FIGS.
- the following descriptions and the drawings are essentially limited to the differences between the exemplary embodiments, whereby with regard to components with the same designation, in particular with regard to components with the same reference numbers, the drawings and/or the description of the previous exemplary embodiment, in particular Figures 1 to 5, can be referred.
- the letter a is the reference number of the exemplary embodiment in FIGS Figures 1 to 5 recreated.
- the letter a is replaced by the letter b.
- FIG. 6 shows a packaging machine 10b in a schematic plan view.
- the packaging machine 10b is designed as a form, fill and seal machine and is intended for producing packaging, in particular for producing clamshell packaging, from fiber-based packaging material.
- the packaging machine 10b has a first forming unit 12b for introducing at least one first cavity 14b (cf. FIG. 7) into a first web of packaging material 16b.
- the first web of packaging material 16b is made of three-dimensionally deformable fiber-based packaging material, for example paper and/or cardboard.
- the packaging machine 10b has a first feed unit 18b for feeding the first packaging material web 16b to the first forming unit 12b.
- the first feed unit 18b is intended to feed the first packaging material web 16b to the first forming unit 12b in a first feed direction 28b.
- the packaging machine 10b has a second forming unit 20b for introducing at least one second cavity 22b (cf. FIG. 7) into a second packaging material web 24b.
- the packaging machine 10b also has a second feed unit 26b for feeding the second packaging material web 24b to the second forming unit 20b.
- the second feed unit 26b is provided to feed the second packaging material web 24b in a second feed direction 30b that is different from the first feed direction 28b of the first packaging material web 16b.
- first feed direction 28b and the second feed direction 30b are aligned at an angle to one another.
- first feed direction 28b and the second feed direction 30b are aligned at an angle 94b to one another.
- Angle 94b is greater than 0° and less than 180°.
- the first feed direction 28b and the second feed direction 30b are aligned at least substantially perpendicular to one another.
- first feed direction 28b and the second feed direction 30b are aligned perpendicular to one another and the angle 94b is 90°.
- FIG. 7 shows the packaging machine 10b in a schematic perspective view.
- the packaging machine 10b has a deflection unit 32b.
- the deflection unit 32b is provided to deflect the second web of packaging material 24b and to guide it above the first web of packaging material 16b parallel to the first feed direction 28b over the first web of packaging material 16b.
- the deflection unit 32b thus deflects the second packaging material web 24b by 90° from the second feed direction 30b into a direction parallel and running in the same direction as the first feed direction 28b.
- the deflection unit 32b has a deflection triangle 102b for deflecting the second packaging material web 24b.
- the second forming unit 20b is arranged along the first feed direction 28b behind the deflection triangle 102b.
- the deflection unit 32b also has a deflection roller 34b and a further deflection roller 76b (cf. FIG. 8).
- the deflection roller 34b is provided with a recess 36b.
- FIG. 8 shows the packaging machine 10b in a schematic partial view with a view of the second forming unit 20b.
- a main extension direction 96b of the second forming unit 20b is aligned horizontally.
- the second forming unit 20b can be moved along a positioning path 98b in a vertical direction 100b.
- the second forming unit 20b is arranged in the vertical direction 100b between the deflection roller 34b and the further deflection roller 76b.
- the positioning section 98b extends from an upper edge of the deflection roller 34b to a lower edge of the further deflection roller 76b.
- the packaging machine 10b has a joining unit 42b.
- the joining unit 42b is intended to bring together the first packaging material web 16b and the second packaging material web 24b and at least a first partial area 44b of the first packaging material web 16b, in particular the first cavity 14b, and at least a second partial area 46b of the second packaging material web 24b, in particular the second cavity 22b , by means of pressure to form a package (not shown), namely a clamshell package, together.
- the joining unit 42b has at least one structuring element (not shown) for introducing a fine structure into the packaging.
- the packaging machine 10b also has a punching unit 90b.
- the punching unit 90b is intended to punch out the partial areas 44b, 46b, which are joined together as packaging, from the first packaging material web 16b and the second packaging material web 24b. Because of the angled arrangement between the first feed direction 28b and the second feed direction 30b (cf. FIG. 6), the packaging can be output in the first feed direction after being punched out by the punching unit 90b.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Making Paper Articles (AREA)
- Containers And Plastic Fillers For Packaging (AREA)
Abstract
Description
Claims
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102021124694 | 2021-09-23 | ||
| DE102022108184.2A DE102022108184A1 (de) | 2021-09-23 | 2022-04-05 | Verpackungsmaschine und Verfahren zur Herstellung von Verpackungen |
| PCT/EP2022/076476 WO2023046883A2 (de) | 2021-09-23 | 2022-09-23 | Verpackungsmaschine und verfahren zur herstellung von verpackungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP4405257A2 true EP4405257A2 (de) | 2024-07-31 |
Family
ID=83691546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP22789575.2A Pending EP4405257A2 (de) | 2021-09-23 | 2022-09-23 | Verpackungsmaschine und verfahren zur herstellung von verpackungen |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP4405257A2 (de) |
| WO (1) | WO2023046883A2 (de) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3805486A (en) * | 1972-05-31 | 1974-04-23 | Mahaffy & Harder Eng Co | Packaging apparatus and techniques |
| DE2337730A1 (de) * | 1973-07-25 | 1975-02-13 | Kraemer Und Grebe Kg Maschinen | Verpackungsmaschine |
| DE10227610A1 (de) * | 2002-06-20 | 2004-01-15 | Multivac Sepp Haggenmüller GmbH & Co. | Verfahren und Vorrichtung zum Verpacken |
| US20070196601A1 (en) * | 2006-02-17 | 2007-08-23 | Tredegar Film Products Corporation | Textured film with deep pockets |
| ES2592185T3 (es) * | 2013-10-09 | 2016-11-28 | Multivac Sepp Haggenmüller Gmbh & Co. Kg | Máquina de envasado por embutición profunda y procedimiento |
| EP3028774A1 (de) * | 2014-12-03 | 2016-06-08 | MULTIVAC Sepp Haggenmüller SE & Co. KG | Verpackungsanlage mit einer Tiefziehverpackungsmaschine |
| IT201800008032A1 (it) * | 2018-08-10 | 2020-02-10 | Tme Spa | Metodo e macchina confezionatrice per la realizzazione di una cialda compostabile per prodotti da infusione e cialda compostabile per prodotti da infusione |
| DE102019205173A1 (de) * | 2019-04-11 | 2020-10-15 | Syntegon Technology Gmbh | Verpackungsmaschine zur Herstellung einer Verpackung sowie Herstellungsverfahren hierfür |
-
2022
- 2022-09-23 WO PCT/EP2022/076476 patent/WO2023046883A2/de not_active Ceased
- 2022-09-23 EP EP22789575.2A patent/EP4405257A2/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023046883A2 (de) | 2023-03-30 |
| WO2023046883A3 (de) | 2023-05-19 |
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Owner name: SYNTEGON TECHNOLOGY GMBH |