EP4143095A1 - Horizontalformvorrichtung - Google Patents
HorizontalformvorrichtungInfo
- Publication number
- EP4143095A1 EP4143095A1 EP21797969.9A EP21797969A EP4143095A1 EP 4143095 A1 EP4143095 A1 EP 4143095A1 EP 21797969 A EP21797969 A EP 21797969A EP 4143095 A1 EP4143095 A1 EP 4143095A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- unit
- packaging material
- forming
- support
- mold
- 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.)
- Granted
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
- B65B9/06—Enclosing successive articles, or quantities of material, in a longitudinally-folded web, or in a web folded into a tube about the articles or quantities of material placed upon it
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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
- B65B9/10—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
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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
- B65B9/10—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
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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
- B65B9/06—Enclosing successive articles, or quantities of material, in a longitudinally-folded web, or in a web folded into a tube about the articles or quantities of material placed upon it
- B65B2009/063—Forming shoulders
Definitions
- Horizontal forming devices in particular for horizontal tubular bagging machines, are already known, with the known horizontal forming devices having at least one, in particular roll-free, forming unit, in particular a forming shoulder, and at least one support unit, which are provided for forming a packaging material web, in particular a paper web, into a packaging material tube form, wherein the forming unit and the support unit together delimit a guide gap through which the packaging material web can be guided.
- the invention is based on a horizontal forming device, in particular for horizontal tubular bag machines, with at least one, in particular roll-free, forming unit, in particular a forming shoulder, and with at least one support unit, which are provided for forming a packaging material web, in particular a paper web, into a packaging material tube. wherein the forming unit and the support unit together delimit a guide gap through which the packaging material web can be guided.
- the horizontal forming device comprises at least one compensating unit, which is intended to movably mount the forming unit and/or the supporting unit in such a way that the forming unit and the supporting unit are relatively are movable relative to one another, in particular to enable a compensatory movement of the forming unit and/or the supporting unit relative to one another during forming of the tube of packaging material.
- “Provided” should be understood to mean, in particular, specially set up, specially programmed, specially designed and/or specially equipped. The fact that an object is provided for a specific function is to be understood in particular to mean that the object fulfills and/or executes this specific function in at least one application and/or operating state.
- the compensating unit is preferably provided in addition to a gap adjustment unit, by means of which a gap thickness of the guide gap can be adjusted.
- an adjustment function for adjusting a gap thickness of the guide gap is integrated into the compensation unit.
- the compensating unit is preferably provided to movably mount the shaping unit and/or the supporting unit in such a way that the shaping unit and/or the supporting unit can be moved relative to one another during ongoing operation of a packaging machine comprising the horizontal shaping device, in particular a horizontal tubular bagging machine.
- the compensating unit is preferably provided to movably mount the forming unit and/or the supporting unit in such a way that the forming unit and/or the supporting unit can be moved relative to one another while the packaging material web is passing through the guide gap, in particular when there is a variation in the maximum thickness of the packaging material web, such as by a connecting element arranged on the packaging material web, in particular splicing tape, by an at least temporarily double-layered packaging material web or the like, after changing the packaging material web or the like, while the packaging material web is running through the guide gap.
- the shaping unit and/or the supporting unit can be actively moved by means of the compensation unit, or the shaping unit and/or the supporting unit can be movably mounted by means of the compensation unit in such a way that the shaping unit and/or the supporting unit can be passive by passing through the packaging material web are moved relative to one another through the guide gap, in particular when there is a variation in a maximum thickness of the packaging material web, such as by a connecting element arranged on the packaging material web, in particular splicing tape or the like, after changing the packaging material web or the like.
- the forming unit and /or the support unit preferably executes an evasive movement, in particular when there is a variation in a maximum thickness of the packaging material web.
- the compensating unit can be provided to movably mount the entire molding unit and/or the entire support unit or be provided to movably mount only individual elements of the molding unit and/or the supporting unit in order to enable a compensating movement during molding of the packaging material tube .
- Other possibilities of moving the forming unit and/or the support unit by means of the compensation unit which appear sensible to a person skilled in the art, to enable a compensation movement of the forming unit and/or the support unit relative to one another during the forming of the packaging material tube are also conceivable.
- the compensating unit can be designed in such a way that a maximum compensating movement distance that can be adjusted continuously or in steps can be implemented, in particular by a maximum compensating movement distance of the forming unit being adjustable continuously or in steps relative to the support unit, in that a maximum compensating movement distance of the supporting unit relative to the forming unit can be adjusted continuously or in steps is or in that a maximum compensating movement distance of the mold unit and the support unit relative to one another can be adjusted continuously or in steps.
- the shaping unit is provided to shape the tube of packaging material at least in sections around the support unit, in particular around the outer edges of the support unit.
- the forming unit is preferably provided to deflect the packaging material web.
- a packaging material feed unit of the packaging machine is provided to feed the packaging material web to the forming unit along a direction running transversely, in particular at least essentially perpendicularly, to the transport direction.
- the forming unit preferably has at least one folded edge around which the web of packaging material can be deflected.
- the folding edge is preferably designed as a shoulder edge and the forming unit is designed as a forming shoulder. educated.
- the forming unit is designed without rollers for deflecting the web of packaging material.
- the shaping unit is preferably provided for deflecting the packaging material web at the folded edge in a direction transverse to the infeed direction of the packaging material web and transverse to the transport direction.
- the folding edge extends at least essentially perpendicularly to the infeed direction of the packaging material web and to the transport direction.
- the folding edge is intended to generate a homogeneous material tension in the packaging material.
- the shaping unit preferably has at least two contour edges which, starting from the fold edge, extend transversely to the fold edge, in particular in a V-shape.
- the packaging material web can be deformed around the contour edges to form the packaging material tube.
- the shaped contour edges preferably extend along a running direction of the packaging material and/or along an outer contour of the supplied products from the folded edge to a shaping tunnel of the shaping unit, which is intended to guide the packaging material tube along the transport direction.
- a longitudinal axis of the mold tunnel runs at least essentially parallel to the transport direction.
- the mold tunnel preferably at least partially delimits the guide gap.
- the mold tunnel is preferably arranged on a side of the mold unit that faces the support unit and/or a bearing surface of the horizontal mold device.
- the fold edge is preferably formed at least partially by an edge of a shaped element of the shaped unit and an edge of a further shaped element of the shaped unit.
- the support unit is preferably at least partially arranged in an area of the mold tunnel of the mold unit.
- the support unit is preferably designed at least partially to correspond to the mold tunnel of the mold unit.
- the guide gap is delimited by the mold tunnel of the mold unit and by at least that part of the support unit which is arranged in the area of the mold tunnel of the mold unit.
- A, in particular minimum, distance between a wall of the mold tunnel of the mold unit and an outer surface of the part of the support unit that is arranged in the area of the mold tunnel of the mold unit preferably defines a, in particular maximum, gap thickness of the guide gap.
- the support unit is at least partially located within the mold tunnel of the mold unit.
- the support unit preferably extends at least at least partially into the mold tunnel of the mold unit.
- the support unit can have at least one U-shaped support element, in particular a U-shaped support element designed to correspond to a U-shaped design of the mold tunnel of the mold unit, or the support unit has at least two, in particular L-shaped, support elements, in particular support legs. in particular two L-shaped support elements designed to correspond to a U-shaped design of the mold tunnel of the mold unit.
- the packaging material web is passed between the molding unit, in particular the molding tunnel of the molding unit, and the support unit during molding of the packaging material tube, in particular in a manner already known to a person skilled in the art.
- the horizontal shaping device is preferably part of the packaging machine, in particular the horizontal tubular bagging machine.
- the horizontal forming device is intended to guide a packaging material, in particular the packaging material tube, along a horizontal transport direction, in particular along a transport direction running at least essentially perpendicularly to a direction of action of gravitational force.
- the term “essentially perpendicular” is intended to define in particular an orientation of a direction relative to a reference direction, with the direction and the reference direction, viewed in particular in a projection plane, enclosing an angle of 90° and the angle has a maximum deviation of, in particular, less than 8° , advantageously less than 5° and particularly advantageously less than 2°.
- the horizontal shaping device is preferably provided at least for shaping and/or guiding a web of packaging material, with the packaging material preferably being in the form of paper.
- the packaging material web is designed as a paper web.
- the packaging material is preferably in the form of packaging paper.
- the horizontal shaping device can be provided as an alternative or in addition to shaping and/or guiding a web of packaging material, the packaging material being configured differently from paper, for example as a plastic.
- the packaging material web can alternatively be made of a plastic. Under a "packaging material web" should in particular flat, in particular two-dimensional, configuration of the packaging material, in particular the packaging paper, are understood.
- the packaging machine preferably comprises at least one packaging material unwinding unit which is provided for receiving the packaging material, in particular as a packaging material roll.
- the packaging material unwinding unit is preferably provided to unwind the packaging material as a packaging material web, in particular to feed it to a packaging material feed unit of the packaging machine.
- the packaging material feed unit is provided in particular to feed the packaging material web to the horizontal forming device, in particular to the forming unit.
- the packaging material feed unit can comprise a plurality of components, in particular those known to a person skilled in the art, such as at least one rocker arm, at least one centering button, at least one web edge control and/or at least one printing unit for printing the packaging material.
- a “packaging material tube” is to be understood in particular as a shaped, in particular three-dimensional configuration of the packaging material, in particular the packaging paper, in particular at least transversely to a web plane of the packaging material web.
- the tube of packaging material is intended to cover products to be packaged.
- the tube of packaging material is intended in particular for packaging, in particular for wrapping, of products, in particular of food products.
- the packaging machine has at least one product feed unit, in particular a conveyor belt, a carrier chain, a linear drive system, such as that sold by Beckhoff under the name "Lineares Transport System XTS (extended Transport System)", or the like is intended to transport the products to be packaged for wrapping through the packaging material hose into an area of the horizontal forming device, in particular the forming unit.
- a transport direction of the products preferably runs at least essentially parallel to a transport direction.
- “Essentially parallel” is to be understood in particular as an alignment of a direction relative to a reference direction, in particular in a plane, with the direction deviating from the reference direction in particular special less than 8 °, advantageously less than 5 ° and particularly advantageously less than 2 °.
- the product feed unit is preferably arranged in front of the horizontal forming device, in particular in front of the forming unit, along the transport direction.
- the packaging machine preferably comprises at least one longitudinal sealing unit, which is intended to create a longitudinal sealing seam of the packaging material tube, in particular running at least essentially parallel to the transport direction, in particular by introducing heat into the packaging material and/or by applying pressure to the packaging material .
- the longitudinal sealing unit is arranged after the horizontal forming device along the transport direction.
- the longitudinal sealing unit comprises at least one pair of sealing rollers, in particular provided with a profile, which can be pressurized and/or heated and which are intended to transport the packaging material tube, in particular by rotation.
- the longitudinal sealing unit preferably comprises a plurality of pairs of sealing rollers, with at least a first pair of sealing rollers arranged downstream of the horizontal forming device along the transport direction being designed without heating, in particular for transporting the tube of packaging material without heating.
- the first pair of sealing rollers is designed to be heated.
- the packaging machine comprises at least one transverse sealing unit, which is intended to create transverse sealing seams of the packaging material tube, in particular after one product in each case, which in particular run at least essentially perpendicular to the transport direction, in particular by means of targeted pressure on the packaging material and/or through a heat input into the packaging material.
- the transverse sealing unit can have, for example, an ultrasound unit, an induction unit or another heating unit that a person skilled in the art considers useful, which can also be partially integrated in the jaws of the transverse sealing unit.
- the transverse sealing unit is intended to separate the tube of packaging material into individual packages, each of which in particular encloses a product.
- the transverse sealing unit is arranged after the longitudinal sealing unit along the transport direction.
- the configuration of the horizontal forming device according to the invention can advantageously enable a precise forming of a packaging material web into a packaging material tube.
- webs of packaging material can be formed from sensitive materials, in particular materials that are susceptible to tearing and/or very thin, in particular paper, to form tubes of packaging material.
- At least substantially wrinkle-free packaging tubes can be produced.
- An advantageously compact horizontal forming device can be provided.
- precise guidance of the packaging material web can be achieved during shaping of the packaging material tube, in particular also when there is a variation in a maximum thickness of the packaging material web.
- damage, such as tearing, to the web of packaging material in particular as a result of a maximum thickness of the web of packaging material that is too large for the gap thickness of the guide gap set, can be counteracted, for example by a splicing adhesive tape or the like arranged on the web of packaging material.
- a stable production process can advantageously be made possible.
- the compensating unit is provided for the purpose of movably mounting at least one molded element of the mold unit and/or at least one supporting element of the supporting unit by means of at least one spring-loaded compensating element of the compensating unit.
- the spring-loaded compensating element is preferably arranged with at least one side on the shaped element or the support element, in particular fixed thereon.
- the spring-loaded compensating element is designed in one piece with the shaped element or the support element.
- “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 support unit preferably comprises at least two support elements, each of which is movably mounted by means of at least one spring-loaded compensating element of the compensating unit.
- the support elements are preferential As mirror symmetrical to each other and / or arranged on the mold unit.
- the mold unit preferably comprises at least two mold elements which are mirror-symmetrical to one another.
- the mold elements of the mold unit are each movably mounted by means of at least one spring-loaded compensation element of the compensation unit.
- the shaped elements are fixed in place, in particular during shaping of the tube of packaging material, and that the support elements are movably mounted on one of the two shaped elements in each case via the spring-loaded compensating elements.
- the compensating element can be spring-loaded by means of a helical spring, by means of an elastomer, by means of a gas pressure spring, by means of an oil pressure spring, by means of spring steel or by means of another element which a person skilled in the art considers useful and which is suitable for generating a prestress.
- the shaped element and/or the support element are preferably flexibly movably mounted by means of the spring-loaded compensating element.
- the shaped element and/or the support element are preferably movably mounted by means of the spring-loaded compensating element in such a way that a basic position or a starting point of a movement of the shaped element and/or the support element can be adjusted, in particular flexibly.
- damage, such as tearing, to the web of packaging material in particular as a result of a maximum thickness of the web of packaging material that is too large for the gap thickness of the guide gap set, can be counteracted, for example by a splicing adhesive tape or the like arranged on the web of packaging material.
- a stable production process can advantageously be made possible.
- a compensatory movement of the forming unit and/or the supporting unit can be made possible in a structurally simple manner during forming of the packaging material tube.
- the compensating unit has at least one gear, in particular a guide gear, for implementing a compensating movement tion of the mold unit and/or the support unit.
- the gear can be designed, for example, as an eccentric gear that enables a compensating movement of the mold unit and/or the support unit, wherein at least one eccentric element of the eccentric gear can be designed as a spring-loaded compensating element.
- the gear can be designed as a linkage that enables a compensating movement of the mold unit and/or the support unit, wherein at least one coupling element of the linkage can be designed as a spring-loaded compensating element. It is also conceivable, however, for the transmission to have a different configuration that appears sensible to a person skilled in the art.
- At least one mold element of the mold unit and/or at least one support element of the support unit is arranged, in particular fixed, on at least one gear element, in particular on the spring-loaded compensating element.
- the at least one mold element of the mold unit and/or the at least one support element of the support unit is movably mounted by means of the gear of the compensation unit.
- the transmission is provided for realizing a compensating movement along at least two directions running transversely to one another.
- the gearing is preferably provided for realizing a compensating movement along a direction running at least essentially parallel to the transport direction and in a direction running at least essentially perpendicular to the transport direction.
- the gearing is preferably provided for superimposing a translation and a rotation.
- the gear is preferably designed as a guide gear, in particular as a parallelogram guide.
- the transmission has a different configuration that appears sensible to a person skilled in the art, which is suitable for realizing a compensating movement along at least two directions running transversely to one another. to enable services.
- the gearing is preferably provided for a compensatory movement of at least one support element of the support unit relative to the mold unit.
- the at least one support element can be moved away from the mold unit by means of the transmission and along the transport direction to implement a compensating movement of the at least one support element relative to the mold unit.
- the gear is provided for a compensatory movement of at least one mold element of the mold unit relative to the support unit or for a compensatory movement of the mold unit and the support unit relative to one another.
- a reliable compensating movement of the forming unit and/or the support unit can advantageously be achieved by means of the configuration of the horizontal forming device according to the invention.
- a jamming of the packaging material web during a compensating movement of the forming unit and/or the support unit can advantageously be counteracted.
- precise guidance of the packaging material web can be achieved during shaping of the packaging material tube, in particular also when there is a variation in a maximum thickness of the packaging material web.
- damage, such as tearing, to the web of packaging material in particular as a result of a maximum thickness of the web of packaging material that is too large for the gap thickness of the guide gap set, can be counteracted, for example by a splicing adhesive tape or the like arranged on the web of packaging material.
- the compensating unit has at least one prestressing element, in particular a spring element, which generates a prestressing force acting against a compensating movement of the mold unit and/or the support unit.
- the prestressing element is preferably provided to generate a prestressing force in the direction of an initial position from which the at least one mold element of the mold unit and/or the at least one support element of the support unit can be moved to carry out a compensating movement.
- the pretensioning element can be designed as a helical tension spring, as a helical compression spring, as a plate spring, as an elastomer, as a gas pressure spring, as an oil pressure spring, as spring steel or as another spring element that appears sensible to a person skilled in the art.
- the prestressing element preferably acts directly or indirectly on the compensating element which is attached to the at least at least one mold element of the mold unit and/or on the at least one support element of the support unit. It is also conceivable that the at least one support element of the support unit is movably mounted on the at least one mold element of the mold unit and the prestressing element is arranged independently of or together with the compensating element between the at least one support element of the support unit and the at least one mold element of the mold unit. Other configurations and/or arrangements of the pretensioning element that appear sensible to a person skilled in the art are also conceivable.
- the configuration of the horizontal forming device according to the invention can advantageously enable positioning of the forming unit and/or the support position in a starting position, in particular in order to reliably maintain a set gap width of the guide gap during a largely motion-free arrangement of the forming unit and/or the support unit during forming of the packaging material tube.
- precise guidance of the packaging material web can be achieved during shaping of the packaging material tube, in particular also when there is a variation in a maximum thickness of the packaging material web.
- the horizontal forming device comprises at least one setting unit and at least one support surface, in particular a worktop, on which the products to be packaged can be transported, the setting unit being provided for the purpose of making the forming unit, the support unit and the compensation unit adjustable together relative to the support surface to store.
- the setting unit is provided to adjustably mount the shaping unit, the support unit and the compensating unit to realize different packaging material tube geometries, in particular in different adjustment planes.
- the horizontal shaping device comprises two setting units, one of the two setting units being provided at least to mount the shaping unit adjustably, and another of the two setting units being provided at least to mount the support unit adjustably.
- different packaging material tube geometries can be required for packaging different products.
- the packaging machine is provided for packaging different products, which in particular have different dimensions.
- different Packaging material tube geometries for the packaging of different products which have different maximum extensions, at least essentially perpendicular to the bearing surface, in particular different heights, and/or which have different maximum extensions, at least essentially parallel to the bearing surface and transverse to the transport direction, in particular different widths will.
- a maximum extent of the tube of packaging material is/is at least essentially perpendicular to the bearing surface, in particular a height of the tube of packaging material, and/or a maximum extent of the tube of packaging material is/are at least essentially parallel to the bearing surface and transversely to the transport direction, in particular a width of the packaging material tube, adjustable.
- the shaping unit, the support unit and the compensating unit are adjustably mounted, in particular jointly, in an adjustable manner in at least one adjustment plane extending on the side of the support surface that faces the shaping unit.
- the forming unit, the support unit and the compensating unit are adjustably mounted as a whole assembly.
- the adjustment unit is provided to mount the forming unit, the support unit and the compensating unit so that they can be moved in translation and/or in rotation.
- the adjustment unit is preferably provided to support the shaping unit, the support unit and the compensation unit, in particular for adjusting a height of the packaging material tube, at least in a translatory manner along an adjustment direction running at least substantially perpendicular to the support surface.
- the adjustment unit is provided to support the forming unit, the support unit and the compensating unit translationally along a further adjustment direction running at least essentially perpendicular to the adjustment direction and at least essentially parallel to the transport direction.
- the adjustment unit is preferably designed as a manual adjustment unit for manual adjustment of the forming unit, the support unit and the compensation unit, in particular as an assembly.
- the adjustment unit has at least one automatic adjustment element, in particular a servomotor, which is provided for automatic adjustment of the forming unit, the support unit and the compensating unit.
- the adjustment unit may be formed such that a position of the mold unit, the support unit and of the compensating unit, in particular together, in particular relative to the support surface and/or to the shape guiding unit, can be implemented steplessly or in steps.
- an adjustment option in stages it is conceivable, for example, to configure the adjustment unit with a locking rail for realizing individual locking positions.
- the adjustment unit has at least one guide rail or at least one guide rod, on which the forming unit, the support unit and the compensation unit are movably mounted together, with a position using at least one positive and/or non-positive fit with the guide rail or guide rod interacting clamping element, in particular clamping screw o.
- the like. Can be fixed.
- the support surface preferably forms a piece track on which the products can be transported.
- the support surface is preferably arranged in a plane that extends at least essentially parallel to the transport direction.
- the product feed unit, the longitudinal sealing unit, in particular the sealing rollers, and/or the transverse sealing unit preferably extend/extend at least in sections through the support surface.
- the axes of rotation of the sealing rollers of the longitudinal sealing unit run at least essentially perpendicular to the support surface.
- the forming unit is preferably arranged on a side of the support surface on which the products can be transported and on which in particular the packaging material unwinding unit and the packaging material feed unit are arranged.
- the configuration of the horizontal forming device according to the invention advantageously counteracts the accumulation of tolerances, in particular when the forming unit, the support unit and the compensation unit can be adjusted as an assembly.
- precise guidance of the packaging material web can be achieved during the shaping of the packaging material tube, particularly when the maximum thickness of the packaging material web varies.
- the ability to adjust to different tube geometries of packaging material and at the same time a compensating movement of the shaping unit and/or the support unit during shaping of the tube of packaging material can be made possible in a structurally simple manner.
- the support unit is arranged on the forming unit and is movably mounted by means of the compensating unit relative to the forming unit, in particular to enable a compensating movement of the support unit during forming of the packaging material tube relative to the forming unit.
- the support unit is preferably arranged on the mold unit via the compensation unit.
- the at least one support element of the support unit is preferably arranged on the at least one mold element of the mold unit via the spring-loaded compensating element.
- the at least one support element is movably mounted relative to the at least one mold element by means of the compensation unit, in particular to enable a compensation movement of the at least one support element during the shaping of the tubular packaging material relative to the at least one mold element.
- the support unit preferably has at least one further support element which is arranged on at least one further mold element of the mold unit via a further spring-loaded compensating element of the compensating unit.
- the at least one further support element is movably mounted relative to the at least one further shaping element by means of the compensation unit, in particular to enable a compensating movement of the at least one further supporting element relative to the at least one further shaping element during shaping of the tube of packaging material.
- the support unit is arranged on the support surface and is movably mounted relative to the forming unit by means of the compensating unit, in particular to enable a compensating movement of the supporting unit during the forming of the tubular packaging material relative to the forming unit, or that the forming unit and the supporting unit are Bearing surface are arranged and are mounted movably relative to each other by means of the compensation unit, in particular to enable a compensation movement of the forming unit and the support unit relative to each other during forming of the packaging material tube.
- a compact horizontal forming device can be implemented in which a compensating movement of the forming unit and/or the supporting unit can be made possible in a structurally simple manner during forming of the packaging material tube.
- precise guidance of the web of packaging material can be achieved during the shaping of the tubular packaging material, particularly when there is a variation in a maximum len thickness of the packaging material web. A summation of movement tolerances can advantageously be counteracted.
- the compensating unit have at least one support element which is attached to at least one, in particular to the at least one already mentioned, mold element of the mold unit, with at least one support element of the support unit being movable on the compensating unit, in particular by means of a spring-loaded parallelogram guide Carrier element is stored.
- the spring-loaded compensating element is preferably a component of the parallelogram guide.
- the carrier element has a main axis of extension, which runs at least essentially parallel to the support surface and/or to the transport direction.
- a “main axis of extension” of an object is to be understood in particular as an axis which runs parallel to a longest edge of a smallest geometric cuboid which just about completely encloses the object.
- the compensating unit has at least one additional carrier element, which is attached to the at least one additional mold element of the molding unit, with the at least one additional support element of the support unit being movably mounted on the additional carrier element, in particular by means of an additional spring-loaded parallelogram guide of the compensation unit.
- the carrier element and the further carrier element are arranged symmetrically, in particular mirror-symmetrically, on the mold unit.
- the compensating unit have at least one actuator which is intended to actively move the shaping unit and/or the supporting unit during shaping of the tubular packaging material, in particular to cause a compensating movement of the shaping unit and/or the supporting unit during forming of the tube of packaging material relative to each other.
- the actuator can only be operatively connected to the forming unit, only to the support unit be operatively connected or operatively connected to the forming unit and the support unit to allow a compensatory movement of the forming unit and/or the support unit relative to each other during forming of the tube of packaging material.
- the actuator can be embodied as a servomotor, as a controllable hydraulic or pneumatic cylinder, or as another actuator considered appropriate by a person skilled in the art.
- the actuator can be provided as an alternative or in addition to the transmission of the compensation unit.
- the compensating unit has at least one sensor element for detecting a packaging material web parameter, wherein the actuator can be controlled as a function of the detected packaging material web parameter.
- the packaging material web parameter is preferably a parameter that can be a condition, a geometry, an alignment, an arrangement or another parameter of the packaging material web that appears reasonable to a person skilled in the art.
- the packaging material web parameter can be, for example, a maximum thickness of the packaging material web, a defect in or on the packaging material web, a connection point of the packaging material web with another packaging material web or another packaging material web parameter that appears reasonable to a person skilled in the art.
- the sensor element can be embodied as a light barrier, as a camera, as a button or as another sensor element that appears sensible to a person skilled in the art.
- a high degree of automation can advantageously be achieved by means of the configuration of the horizontal forming device according to the invention.
- a compensatory movement of the forming unit and/or the supporting unit can be made possible in a structurally simple manner during forming of the packaging material tube.
- a stable production process can advantageously be made possible.
- a packaging machine in particular a horizontal tubular bag machine, with at least one horizontal forming device according to the invention.
- the packaging machine preferably comprises ne, in particular in addition to the horizontal forming device, at least the packaging material unwinding unit, the packaging material feeding unit, the product feeding unit, the longitudinal sealing unit and the transverse sealing unit.
- the packaging machine includes other units that appear useful to a person skilled in the art, such as a shape guiding unit, a heating unit, a vacuum unit, in particular an air suction device, or the like the infeed direction of the packaging material web at the forming unit, in particular along the transport direction of the packaging material web while maintaining the homogeneous material tension generated by the forming unit, in particular by the folded edge.
- the shaping unit is arranged along the transport direction of the packaging material web after the shaping unit and in particular before the longitudinal sealing unit.
- the shape guiding unit preferably comprises at least one, in particular three-dimensional, shape guiding contour, which is intended to support the guided packaging material web, in particular at least one outer edge of the packaging material web, in particular for maintaining the homogeneous material tension.
- the shape guiding unit preferably has at least two shape guiding contours which are in particular mirror-symmetrical about an imaginary plane of symmetry which extends at least essentially parallel to the transport direction of the packaging material web, in which in particular the transport direction of the packaging material web runs, and which is at least essentially perpendicular to the folded edge of the Forming unit extends, are arranged.
- the shape guiding unit is mirror-symmetrical, in particular about the imaginary plane of symmetry.
- the shape guiding unit and/or the shaping unit are/is designed asymmetrically.
- the shaping guide unit is preferably designed without rollers for deflecting the packaging material hose, in particular as a further shaping shoulder.
- the shape guiding unit can have a geometry that is at least essentially analogous to a geometry of the shaping unit.
- the mold guide unit can be arranged on a side facing the mold unit, in particular above, the support surface or on a side facing away from the mold unit, in particular below, the support surface.
- the horizontal shaping device can comprise at least one heating unit, which is intended to heat the shaping unit and/or the shaping unit at least in sections, in particular to introduce heat into a seam area of the web of packaging material.
- the heating unit is provided to enable a heat input into the packaging material web, in particular into the packaging paper, upstream of a seal, in particular a longitudinal seal, of the packaging material web, in particular the packaging paper.
- the heating unit is intended to preheat the packaging material web, in particular the packaging paper, in particular on the shaping unit, to seal, in particular as an alternative to sealing by the longitudinal sealing unit, and/or to ensure an increased heat input, in particular in an area of the support contour of the mold guide unit.
- the heating unit can in particular be designed as a heating coil, as a heating cartridge, as a heating plate, as a thick-film heating element or as another heating unit that appears sensible to a person skilled in the art.
- the heating unit is preferably arranged on the mold unit and/or on the mold guide unit, and is in particular in direct contact with the mold unit and/or the mold guide unit.
- the horizontal molding device can have a plurality of heating units, wherein at least one heating unit can be assigned to the molding unit and at least one additional heating unit can be assigned to the mold guide unit.
- the heating unit is arranged on a side of the shaping unit and/or the shaping unit that faces away from a contact surface with the web of packaging material, in particular with the packaging paper.
- a heating unit which is arranged parallel to a surface of the forming unit, in particular at a distance from the forming unit, is conceivable, which heats the packaging material web on an inside.
- the shaping unit and/or the shaping unit is/are provided for the purpose of transferring thermal energy absorbed by the heating unit to the web of packaging material, in particular to the packaging paper.
- the mold unit, in particular the mold elements of the mold unit, and/or the mold guide unit, in particular mold guide elements of the mold guide unit are/is formed from a thermally conductive material, in particular from a metal.
- at least one sealing layer of the web of packaging material, in particular of the packaging paper can be activated by introducing heat into the seam areas. Efficient sealing of the packaging material web, in particular the packaging paper, can advantageously be made possible.
- the horizontal shaping device can comprise at least one air pressure unit, which is provided to exert a vacuum and/or an overpressure on the packaging material web on the shaping unit and/or on the shaping guide unit.
- a “vacuum” should be understood to mean, in particular, an air pressure that is lower than the ambient air pressure of the horizontal forming device.
- An “overpressure” is to be understood in particular as an air pressure that is higher than the ambient air pressure of the horizontal forming device.
- the air pressure unit can in particular be designed as a blower, as a suction device or as another air pressure unit that appears sensible to a person skilled in the art.
- the horizontal molding device can have a plurality of air pressure units, wherein at least one air pressure unit can be assigned to the molding unit and at least one additional air pressure unit can be assigned to the mold guide unit.
- the air pressure unit is arranged on the side of the forming unit and/or the forming guide unit facing away from the contact surface with the web of packaging material, in particular with the packaging paper.
- the mold unit, in particular the mold elements of the mold unit, and/or the mold guide unit, in particular the mold guide elements of the mold guide unit, are/is preferably perforated at least in sections, in particular made of a porous material.
- air from an air flow generated by the air pressure unit can flow at least in sections through the mold unit and/or the mold guide unit.
- the air pressure unit is preferably provided to generate a negative pressure for suction of the packaging material web to the forming unit and/or to the form guiding unit, in particular to realize a crease-free contact of the packaging material web to the forming unit and/or to the forming guide unit.
- the air pressure unit is provided to generate an overpressure to form an air cushion on the forming unit and/or on the forming unit, in particular to realize low-friction transport of the packaging paper along the forming unit and/or along the forming unit.
- the air pressure unit can preferably be switched between generating a negative pressure and generating an overpressure, in particular depending on an application situation, for example depending on a packaging material used.
- a transport of the packaging paper that is particularly gentle on the material can advantageously be made possible.
- a packaging machine can be provided that enables products to be packaged in a way that is particularly gentle on the material.
- the horizontal forming device according to the invention and/or the packaging machine according to the invention should/should not be limited to the application and embodiment described above.
- the horizontal forming device according to the invention and/or the packaging machine according to the invention can/can have a number of individual elements, components and units that differs from the number specified here 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. 2 shows a perspective view of a horizontal forming device according to the invention of the packaging machine according to the invention from FIG. 1 in a schematic representation
- FIG. 3 shows a rear view of the horizontal forming device according to the invention in a schematic representation
- FIG. 4 shows a further perspective view of the horizontal shaping device according to the invention free of a support surface of the horizontal shaping device according to the invention in a schematic representation, viewed slightly obliquely from below.
- FIG. 1 shows part of a packaging machine 50 in a schematic representation.
- the packaging machine 50 is designed as a horizontal tubular bagging machine.
- the packaging machine 50 comprises a horizontal forming device 10, which comprises at least one, in particular roll-free, forming unit 12, in particular a forming shoulder, and at least one support unit 78 (cf. FIG. 2).
- the forming unit 12 and the supporting unit 78 are provided to form a packaging material web 14, in particular a paper web, into a packaging material tube 16, with the forming unit 12 and the supporting unit 78 together delimiting a guide gap 122, 124 (see FIG. 3) through which the packaging material web 14 can be guided through.
- the horizontal forming device 10 alternatively or additionally has a cover plate unit that covers the products 24 at least while the products 24 are being transported.
- the cover plate unit can have the same functions as the support unit 78 .
- the horizontal shaping device 10 is provided to guide the packaging material web 14, in particular the packaging material tube 16, along a horizontal transport direction 38 of the packaging machine 50, in particular along a transport direction 38 running at least substantially perpendicular to a direction of action of gravitational force 52.
- the horizontal shaping device 10 is preferably provided at least for shaping and/or guiding the web of packaging material 14, with the Packing material web 14 is preferably formed at least to a large extent as a paper web.
- the packaging material web 14 is preferably made of paper.
- the horizontal shaping device 10 can preferably be provided in addition or at least as an alternative to shaping and/or guiding a web of packaging material, which is at least largely made of a material that is different from paper, for example a plastic.
- the packaging material web 14, in particular the packaging material tube 16, is intended in particular for packaging, in particular for wrapping, products 24, in particular food products.
- the packaging material web 14 is preferably designed as a packaging paper web.
- the packaging machine 50 preferably comprises at least one packaging material unwinding unit 54 and/or an auxiliary unwinding unit (not shown in detail here), which are/is provided for receiving the packaging material web 14, in particular as a packaging material roll 56.
- the packaging material unwinding unit 54 is preferably provided to unwind the packaging material web 14 , in particular to feed it to a packaging material feed unit 58 of the packaging machine 50 .
- the packaging material feed unit 58 is preferably provided to feed the packaging material web 14 to the horizontal forming device 10 , in particular to the forming unit 12 .
- the packaging material feed unit 58 can comprise a plurality of components, in particular those known to a person skilled in the art, such as at least one rocker arm, at least one centering button, at least one web edge control and/or at least one printing unit for printing the packaging material web 14.
- the packaging material tube 16 is intended to cover products 24 to be packaged.
- the packaging machine 50 has at least one product feed unit 60, in particular a conveyor belt, a carrier chain or the like, which is provided for wrapping the products 24 to be packaged by the packaging material tube 16 in an area of the horizontal forming device 10, in particular the forming unit 12 to transport.
- the products 24 can preferably be transported along the transport direction 38 by means of the product feed unit 60 .
- Packaging machine 50 preferably includes at least one longitudinal sealing unit 64, which is provided to create a longitudinal sealing seam, in particular running at least substantially parallel to transport direction 38, of tubular packaging material 16, in particular by applying pressure to the material of tubular packaging material 16 and/or by a heat input into the material of the packaging material tube 16.
- the longitudinal sealing unit 64 is arranged along the transport direction 38 after the horizontal shaping device 10, in particular after a shaping unit 18 (see FIGS. 3 and 4) of the horizontal shaping device 10.
- the longitudinal sealing unit 64 preferably comprises at least one pair of sealing rollers 66, 68, which can in particular be heated, profiled and/or can be pressurized and which are intended to transport the packaging material tube 16, in particular by rotation.
- the longitudinal sealing unit 64 preferably comprises a plurality of pairs of sealing rollers 66, 68, with at least a first pair of sealing rollers 66 arranged downstream of the horizontal forming device 10 along the transport direction 38 being designed without heating, in particular for transporting the packaging material tube 16 without heating.
- the packaging machine 50 preferably comprises at least one transverse sealing unit 70, which is provided for the purpose of creating transverse sealing seams of the packaging material tube 16, in particular after each product 24, which in particular run at least essentially perpendicularly to the transport direction 38 of the packaging material tube 16, in particular by applying pressure the material of the tube of packaging material 16 and/or by introducing heat into the material of the tube of packaging material 16.
- the transverse sealing unit 70 is preferably provided for separating the tube of packaging material 16 into individual packages, each of which in particular encloses at least one product 24.
- the transverse sealing unit 70 is arranged after the longitudinal sealing unit 64 along the transport direction 38 .
- the forming unit 12 is preferably provided to deflect the packaging material web 14 .
- the packaging material feed unit 58 is provided to feed the packaging material web 14 to the forming unit 12 along a direction that runs transversely, in particular at least substantially perpendicularly, to the transport direction 38 and at least substantially parallel to the direction of action of gravitational force 52, in particular infeed direction 20.
- FIG. 2 shows the horizontal shaping device 10 of the packaging machine 50 in a state that has been dismantled from the packaging machine 50 .
- the horizontal shaping device 10 preferably comprises at least one, in particular the aforementioned, shaping guide unit 18, in particular a further shaping shoulder, which is provided for forming the packaging material tube 16 transversely to an infeed direction 20, in particular transversely to the aforementioned, of the packaging material web 14 on the shaping unit 12 while obtaining a to continue the material stress generated by the forming unit 12, in particular homogeneously.
- the forming unit 12 preferably has at least one folding edge 72 around which the packaging material web 14 can be deflected.
- the folding edge 72 is preferably designed as a shoulder edge and the forming unit 12 is designed as a forming shoulder.
- the forming unit 12 is designed without rollers for deflecting the packaging material web 14 .
- the shaping unit 12 is preferably provided to deflect the packaging material web 14 at the folded edge 72 in a direction transverse to the infeed direction 20 of the packaging material web 14 and transverse to the transport direction 38 of the packaging material tube 16 .
- Folding edge 72 preferably extends at least essentially perpendicularly to the infeed direction 20 of the packaging material web 14 and to the transport direction 38.
- Folding edge 72 and/or at least one further folding edge 110 of the forming unit 12 are/is preferably provided to ensure homogeneous material tension in the packaging material web 14 to generate.
- the folding edge 72 is preferably arranged at least partially on one of the shaped elements 34, 36 and at least partially on another of the shaped elements 34, 36.
- the further folding edge 110 is preferably at least partially arranged on one of the shaped elements 34, 36 and at least partially on a further one of the shaped elements 34, 36.
- the shaped elements 34, 36 are preferably two separate components which are mirror-symmetrical to one another.
- the shaping guide unit 18 is preferably provided for guiding the packaging material tube 16 at least essentially perpendicularly to the infeed direction 20 of the packaging material web 14 on the shaping unit 12, in particular along the transport direction 38, while maintaining the shape of the shaping unit 12, in particular from the folded edge 72 and/or from the further folding edge 110, to continue the homogeneous material tension generated.
- the shape tion unit 18 along the transport direction 38 after the forming unit 12 and in particular before the longitudinal sealing unit 64 is arranged.
- the shaping guide unit 18 is preferably designed without rollers for deflecting the packaging material tube 16, in particular as a further shaping shoulder.
- the mold guide unit 18 is preferably designed, in particular arranged, separately from the mold unit 12 .
- the shape guiding unit 18 is preferably designed as an independent component or as an independent assembly, in particular made up of two symmetrical components.
- the shaping guide unit 18 is arranged at a distance from the shaping unit 12 along a direction running at least substantially perpendicularly to the transport direction 38, in particular along the infeed direction 20 of the packaging material web 14, and/or along the transport direction 38.
- the mold guide unit 18 is formed in one piece with the mold unit 12, in particular as a mold guide extension of the mold unit 12.
- the horizontal forming device 10 preferably comprises at least one support surface 22, in particular a worktop, on which the products 24 to be packaged can be transported.
- the mold guide unit 18 is preferably arranged at least for the most part on a side 26 of the support surface 22 facing the mold unit 12 (cf. FIGS. 2 and 3). However, it is also conceivable that the mold guide unit 18 is arranged at least for the most part on a side 28 of the support surface 22 that faces away from the mold unit 12 .
- the support surface 22 preferably forms a piece web on which the products 24 can be transported, in particular the forming unit 12, the support unit 78 and/or the forming guide unit 18 can be fed to a wrapping by means of the packaging material web 14, in particular the packaging material tube 16.
- the bearing surface 22 preferably extends at least substantially parallel to the transport direction 38.
- the product feed unit 60, the longitudinal sealing unit 64, in particular the sealing rollers 66, 68, and/or the transverse sealing unit 70 are preferably arranged at least in sections within the bearing surface 22 and/or extend/extends at least in sections through the bearing surface 22 .
- the axes of rotation 74, 76 of the sealing rollers 66, 68 of the longitudinal sealing unit 64 preferably run at least essentially perpendicularly to the bearing surface 22 (cf. FIG. 1).
- the formula unit 12 is arranged on a side 26 of the support surface 22 on which the products 24 can be transported and which faces the packaging material unwinding unit 54 and the packaging material feed unit 58 .
- Figure 3 shows a rear view, in particular a view viewed counter to the direction of transport 38, of the horizontal forming device 10.
- the forming unit 12 preferably has at least one forming tunnel 82, which is intended to guide the tube of packaging material 16 along the direction of transport 38.
- a longitudinal axis 84 of mold tunnel 82 runs at least substantially parallel to transport direction 38.
- Mold tunnel 82 preferably at least partially delimits guide gap 122, 124, in particular two guide gaps 122, 124.
- Mold tunnel 82 is preferably located on one of support unit 78 and/or the side of the mold unit 12 facing the bearing surface 22 is arranged on the mold unit 12 , in particular formed in one piece with the mold unit 12 .
- the support unit 78 is preferably at least partially disposed in a region of the mold tunnel 82 of the mold unit 12 .
- the support unit 78 is preferably designed at least partially to correspond to the mold tunnel 82 of the mold unit 12 .
- the guide gap 122, 124 in particular the guide gaps 122, 124, is delimited by the mold tunnel 82 of the mold unit 12 and by at least that part of the support unit 78 that is arranged in the region of the mold tunnel 82 of the mold unit 12.
- a distance, in particular a minimum distance, between a wall 46 of mold tunnel 82 of mold unit 12 and an outer surface 106, 108 of that part of support unit 78 that is arranged in the region of mold tunnel 82 of mold unit 12 preferably defines a gap thickness, in particular maximum, of the guide gap 122, 124, in particular the guide gaps 122, 124.
- the support unit 78 is at least partially arranged within the mold tunnel 82 of the mold unit 12.
- the support assembly 78 extends at least partially into the mold tunnel 82 of the mold assembly 12 .
- Support unit 78 can have at least one U-shaped support element (not shown here), in particular a U-shaped support element (not shown here) designed to correspond to a U-shaped configuration of mold tunnel 82 of mold unit 12, or support unit 78 has at least two, in particular L-shaped, support elements 128, 130, in particular support legs, on, in particular two corresponding to a U-shaped configuration of the mold tunnel 82 of L-shaped support elements 128, 130 formed in the forming unit 12.
- the packaging material web 14 is passed between the forming unit 12, in particular the forming tunnel 82 of the forming unit 12, and the supporting unit 78 during the forming of the packaging material tube 16, in particular on one that a person skilled in the art already knows known way.
- the mold tunnel 82 extends in particular along the transport direction 38 from at least in front of the mold unit 12 to the mold guide unit 18.
- the mold tunnel 82 preferably has a larger cross section than the products 24 to be packaged.
- the products 24 can preferably be transported through the mold tunnel 82 .
- the shaping unit 12 is preferably provided for shaping the packaging material tube 16 at least in sections around the support unit 78, in particular around the outer edges of the support elements 128, 130.
- the support unit 78 is provided to support the tube 16 of packaging material.
- the shaping unit 12 preferably has at least two contour edges 80 which, starting from the fold edge 72, extend transversely to the fold edge 72, in particular in a V-shape.
- the packaging material web 14 can be deformed around the shaped contour edges 80 and around the additional folded edge 110 to form the packaging material tube 16 .
- Shaped contour edges 80 preferably extend along a direction of travel of packaging material web 14 and/or along an outer contour of the supplied products 24 from fold edge 72 to the further fold edge 110, in particular up to shape tunnel 82 of shape unit 12a and/or support unit 78
- Shape guide unit 18 has at least one, in particular three-dimensional, shape guide contour 86, which is intended to support the guided packaging material tube 16, in particular at least one outer edge of the packaging material tube 16, in particular for maintaining the homogeneous material tension.
- the shape guiding unit 18 preferably has at least two shape guiding contours 86, which are in particular mirror-symmetrical about an imaginary plane of symmetry, which extends at least essentially parallel to the transport direction 38, in which in particular the transport direction 38 runs, and which is at least essentially perpendicular to the folding edge 72 of the mold unit 12 are arranged.
- the shaping unit 18 and/or the shaping unit 12 are/is designed asymmetrically.
- the horizontal forming device 10 comprises at least one adjustment unit 30, 32 (see Figure 2), which is provided to adjustably mount at least the forming unit 12, the support unit 78 and/or the forming guide unit 18 in order to realize different packaging material tube geometries, in particular in different ones adjustment levels.
- the horizontal shaping device 10 preferably comprises at least two adjustment units 30, 32, with one adjustment unit 30 being provided for the purpose of moving at least the shaping unit 12, the support unit 78 and/or the shaping guide unit 18 along a line running at least substantially perpendicularly to the transport direction 38 and/or to the bearing surface 22 adjustment direction 88, and at least one further adjustment unit 32 is provided to adjustably mount at least the shaping unit 12, the support unit 78 and/or the shaping guide unit 18 along a direction running at least substantially parallel to the bearing surface 22.
- different packaging material tube geometries can be required for packaging different products 24 .
- the packaging machine 50 is provided for packaging different products 24, which in particular have different dimensions.
- different packaging material tube geometries can be used for packaging different products 24, which have different maximum extents at least essentially perpendicular to the bearing surface 22, in particular different heights, and/or which have different maximum extents at least essentially parallel to the bearing surface 22 and at least essentially perpendicular to the Transport direction 38, in particular different widths, are required.
- a maximum extension of the packaging material tube 16 is/is at least substantially perpendicular to the bearing surface 22, in particular a height of the packaging material tube 16, and/or a maximum extension of the packaging material tube 16 at least substantially parallel to the support surface 22 and at least substantially perpendicular to the transport direction 38, in particular special a width of the packaging material tube 16, adjustable.
- an additional adjustment unit 62 (cf. Figure 2) can also be provided, by means of which the shape guiding unit 18 can be adjusted to correct uneven tension conditions in the packaging material web 14 along a direction running transversely to the transport direction 38 and at least essentially parallel to the bearing surface 22.
- the mold unit 12, the support unit 78 and/or the mold guide unit 18 are/is adjustably mounted as an entire component or as an entire assembly. It is conceivable that the mold unit 12, the support unit 78 and/or the mold guide unit 18 can be adjustable in themselves, in particular individual components of the mold unit 12 can be adjusted relative to one another, individual components of the support unit 78 can be adjusted relative to one another and/or individual components of the mold guide unit 18a relative to each other.
- the adjustment unit 30 comprises at least one linear guide 90 which is provided for mounting the mold unit 12, the support unit 78 and/or the mold guide unit 18 in a linearly movable manner along the adjustment direction 88.
- the further adjustment unit 32 comprises at least one further linear guide 112, which is provided to make the forming unit 12, the support unit 78 and/or the forming guide unit 18 linearly movable along an at least substantially perpendicular to the adjustment direction 88 and at least substantially parallel to the transport direction 38 running further adjustment direction 114 to store (see FIG. 2).
- the additional setting unit 62 is preferably provided to mount the shape guiding unit 18 so that it can be moved at least linearly along at least one adjustment direction 92, 116 that runs at least essentially parallel to the support surface 22, in particular transversely to the transport direction 38.
- Adjusting unit 30, further adjusting unit 32 and additional adjusting unit 62 are preferably configured as manual adjusting units for manual adjustment of mold unit 12, support unit 78 and/or mold guide unit 18, in particular relative to one another.
- at least one of the adjustment units 30, 32, 62 has at least one drivable adjustment element, in particular a servomotor, which is provided for automatic adjustment of the mold unit 12, the support unit 78 and/or the mold guide unit 18.
- the forming unit 12 preferably comprises at least two forming elements 34, 36, in particular forming shoulder legs, which are mounted so as to be adjustable relative to one another, in particular in order to enable the forming unit 12 to be adapted to a maximum width of the products 24.
- the shaping elements 34, 36 of the shaping unit 12 are preferably mounted such that they can be moved linearly relative to one another, in particular along a direction running at least essentially parallel to the fold edge 72, in particular to a running surface of the fold edge.
- the further adjustment unit 32 comprises at least one transverse bearing element 94, which is provided for mounting the mold elements 34, 36 of the mold unit 12 so that they are at least linearly movable relative to one another.
- the shaping elements 34, 36 of the shaping unit 12 jointly form the fold edge 72, in particular the running surface of the fold edge.
- the shaping elements 34, 36 of the shaping unit 12 are mounted such that they can move towards and away from one another, in particular along the direction running at least essentially parallel to the folding edge 72.
- the mold elements 34, 36 of the mold unit 12 together form the mold tunnel 82 of the mold unit 12.
- one mold element of the mold elements 34, 36 of the mold unit 12 forms at least one mold contour edge 80 of the mold unit 12.
- the further adjustment unit 32 preferably has at least one intermediate element 96, in particular a plurality of intermediate elements 96, to fill a space between the two mold elements 34, 36 of the mold unit 12 that are moved away from one another, in particular to ensure different product widths. It is also conceivable, however, for adjustment unit 32 to be configured free of intermediate element 96, in particular free of intermediate elements 96, and for shaped elements 34, 36 to be spaced apart from one another in order to to realize an adjustment of a position of the mold elements 34, 36.
- the mold guide unit 18 preferably has at least two mold elements 118, 120, which are mounted such that they can be adjusted relative to one another, in particular so that they can be moved linearly and/or pivotally.
- the mold elements 118, 120 of the mold guide unit 18 are preferably mounted such that they can be adjusted at least linearly relative to one another.
- the mold elements 118, 120 of the mold guide unit 18 can be at least pivotally movable relative to one another. loaned, in particular in a pivoting plane extending at least substantially parallel to the support surface 22, in particular for adjusting the width of the packaging material tube 16 38 of the mold unit 12 facing away from the end portion 98 of the mold elements 118, 120 of the mold guide unit 18 may be pivotally mounted.
- the end region 98 of the mold elements 118, 120 of the mold guide unit 18 can preferably be configured, in particular mounted, separately from the remaining area of the mold guide unit 18.
- one formula element of each of the mold elements 118, 120 of the mold guide unit 18 forms at least one mold guide contour 86 of the mold guide unit 18.
- the form elements 118, 120 of the form guide unit 18 are preferably arranged, in particular mounted, mirror-symmetrically to one another about the imaginary plane of symmetry.
- the shaping elements 118, 120 of the shaping guide unit 18 preferably form a guide region 40 tapering in a V-shape in the transport direction 38, which is intended to bring together seam regions of the packaging material tube 16 that are to be sealed to one another.
- the guide area 40 is provided to bring together longitudinal sealing seam areas of the packaging material tube 16 that are to be sealed to one another.
- the mold elements 118, 120 of the mold guide unit 18 are at a greater distance from one another in an end region 100 facing the mold unit 12 along a direction running at least substantially parallel to the bearing surface 22 and at least substantially perpendicular to the transport direction 38 than in that of the mold unit 12 remote end area 98.
- the seam areas of the packaging material tube 16 are in particular areas in which the packaging material web 14, in particular the packaging paper, is sealed, in particular to create a sealed seam.
- the guide area 40 is provided for bringing the seam areas together in such a way that the seam areas can be transported through between two sealing rollers 66, 68 of the pairs of sealing rollers 66, 68 in contact with one another to form a seal.
- the guide area 40 preferably opens out in the end area 98 facing away from the mold unit 12 in one of the mold elements 118, 120 of the Forming guide unit 18 formed support contour 102, which is intended to support the packaging material tube 16, in particular the seam areas that have been brought together, in particular during further transport to the longitudinal sealing unit 64.
- Horizontal molding device 10 includes at least one compensating unit 126 (see Figures 2 to 4), which is intended to movably mount at least molding unit 12 and/or supporting unit 78 in such a way that molding unit 12 and supporting unit 78 are balanced at least during molding of the Packaging material tube 16 are movable relative to each other, in particular to allow a compensating movement of the forming unit 12 and / or the support unit 78 during a forming of the packaging material tube 16 relative to each other.
- compensating unit 126 see Figures 2 to 4
- the compensating unit 126 is provided, for example, to movably mount the support unit 78, in particular in addition to the adjustment unit 30 and the further adjustment unit 62.
- the Horizontal forming device 10 conceivable that the forming unit 12 is movably mounted relative to the support unit 78 by means of the compensation unit 126 or that the forming unit 12 and the support unit 78 are movably mounted relative to each other.
- Compensation unit 126 preferably includes an adjustment function for setting a gap thickness of guide gap 122, 124, in particular guide gaps 122, 124. Compensation unit 126 is preferably provided to movably mount support unit 78 in such a way that support unit 78 can be moved during ongoing operation of the the packaging machine 50 comprising the horizontal forming device 10 is movable relative to the forming unit 12.
- the compensating unit 126 is preferably provided to mount the support unit 78 movably in such a way that the support unit 78 while passing through the packaging material web 14 is movable through the guide gap 122, 124, in particular through the guide gaps 122, 124, relative to the forming unit 12, in particular when there is a variation in a maximum thickness of the packaging material web 14, such as, for example, by a connecting element arranged on the packaging material web 14, in particular splicing adhesive tape , by an at least temporarily double-layered web of packaging material 14 or the like, after changing the web of packaging material 14 or the like, while the web of packaging material 14 is running through the guide gap 122, 124, in particular the guide gaps 122, 124.
- the support unit 78 can be Compensation unit 126 can be actively moved or the support unit 78 can be movably mounted by means of the compensation unit 126 in such a way that the support unit 78 is passive as a result of the packaging material web 14 running through the guide gap 122, 124, in particular the guide gaps 122, 124, relative to the forming unit 12 is moved, in particular when there is a variation in the maximum thickness of the packaging material web 14, for example by a connecting element arranged on the packaging material web 14, in particular splicing tape or the like, after the packaging material web 14 or the like has been changed.
- the support unit 78 can be perform an evasive movement during the movable mounting by the compensating unit 126, in particular when there is a variation in a maximum thickness of the packaging material web 14.
- the compensating unit 126 can be provided to mount the entire support unit 78 in a movable manner or be provided to allow only individual elements of the support unit 78 to be movable store to allow a compensatory movement during forming of the tube 16 of packaging material.
- Compensation unit 126 is intended to movably mount at least one of support elements 128, 130, in particular one of each of support elements 128, 130, of support unit 78 by means of at least one spring-loaded compensation element 132, 134 of compensation unit 126 (cf. Figures 2 and 4). It is also conceivable, however, for compensation unit 126 to be provided in an alternative configuration of horizontal shaping device 10, not shown here, for at least one of mold elements 34, 36, in particular one of mold elements 34, 36, of mold unit 12 by means of at least one spring-loaded compensation element 132, 134 of the compensating unit 126 to be movably mounted.
- the, in particular respective, spring-loaded tensioned compensating element 132, 134 is arranged with at least one side on the, in particular respective, support element 128, 130, in particular fixed thereto.
- the, in particular, respective, spring-biased compensating element 132, 134 is formed in one piece with the, in particular, respective, supporting element 128, 130.
- the support element(s) 128, 130 are preferably flexibly movably mounted by means of the, in particular respective, spring-biased compensating element 132, 134.
- the support element(s) 128, 130 are preferably movably mounted by means of the, in particular respective, spring-loaded compensating element 132, 134 in such a way that a basic position or a starting point of a movement of the support element(s) 128, 130 can be adjusted, in particular flexibly.
- the compensating unit 126 has at least one gear 136, 138, in particular at least one guide gear, for implementing a compensating movement of the support unit 78 relative to the mold unit 12.
- the gear 136, 138 can be designed, for example, as an eccentric gear that enables a compensating movement of the support unit 78 relative to the mold unit 12, wherein at least one eccentric element of the eccentric gear can be designed as a spring-loaded compensating element 132, 134.
- the gear 136, 138 can be designed as a linkage that allows a compensating movement of the support unit 78 relative to the mold unit 12, wherein at least one coupling element of the linkage can be designed as a spring-loaded compensating element 132, 134.
- the support element(s) 128, 130 of the support unit 78 is/are preferably arranged on at least one transmission element, in particular on the preferably respective spring-biased compensating element 132, 134, in particular fixed thereto.
- the support element(s) 128, 130 of the support unit 78 is/are movably mounted by means of the transmission 136, 138 of the compensating unit 126.
- the compensating unit 126 preferably has at least two gears 136, 138, one of the gears 136, 138 being assigned to one of the support elements 128, 130 in each case.
- the gear(s) 136, 138 is/are used to implement a compensating movement along at least two directions 140 running transversely to one another, 142 planned.
- the gear(s) 136, 138 is/are provided for realizing a compensating movement along a direction running at least essentially parallel to the transport direction 38 and in a direction running at least essentially perpendicular to the transport direction 38.
- the gear(s) 136, 138 is/are preferably provided for superimposing a translation and a rotation.
- the gear 136, 138 is/are preferably designed as a guide gear, in particular as a parallelogram guide.
- gear mechanism(s) 136, 138 it is also conceivable, however, for the gear mechanism(s) 136, 138 to have a different configuration that appears sensible to a person skilled in the art, which is suitable for enabling a compensating movement to be implemented along at least two directions 140, 142 running transversely to one another.
- One of the gears 136, 138 is preferably provided for a compensating movement of one of the support elements 128, 130 of the support unit 78 relative to the mold unit 12.
- the respective support element 128, 130 can preferably be moved away from the mold unit 12 by means of the respective gear 136, 138 and along the transport direction 38 to implement a compensating movement of the respective support element 128, 130 relative to the mold unit 12.
- the compensating unit 126 has at least one prestressing element 144, 146, in particular at least two prestressing elements 144, 146, which(s) generate(s) a prestressing force acting against a compensating movement of the support unit 78.
- The, in particular respective, prestressing element 144, 146 is preferably provided to generate a prestressing force in the direction of an initial position from which the respective support element 128, 130 of the support unit 78 can be moved to carry out a compensating movement.
- the pretensioning element(s) 144, 146 can be in the form of a helical tension spring, a helical compression spring, a plate spring, an elastomer, a gas pressure spring, an oil pressure spring, spring steel or another spring element that a person skilled in the art deems useful.
- The, in particular, respective, prestressing element 144, 146 preferably acts directly or indirectly on the, in particular, respective, compensating element 132, 134, which is arranged on the, in particular, respective, supporting element 128, 130 of the supporting unit 78.
- the support unit 78 is arranged on the mold unit 12 and is movably mounted relative to the mold unit 12 by means of the compensation unit 126 .
- the support elements 128, 130 are preferably designed to be mirror-symmetrical to one another and/or are arranged on the mold unit 12.
- the support unit 78 is preferably arranged on the mold unit 12 via the compensation unit 126 (cf. FIGS. 2 to 4).
- one of the support elements 128, 130 of the support unit 78 is arranged on one of the mold elements 34, 36 of the mold unit 12 via one of the spring-loaded compensating elements 132, 134.
- at least one of the support elements 128, 130 is movably mounted relative to one of the mold elements 34, 36 by means of the compensating unit 126.
- Another one of the support elements 128, 130 is preferably arranged on another one of the mold elements 34, 36 of the mold unit 12 via another one of the spring-loaded compensating elements 132, 134 of the compensating unit 126.
- the other of the support elements 128, 130 is movably mounted relative to the other of the shaped elements 34, 36 by means of the compensation unit 126.
- the support unit 78 may be arranged on the support surface 22 and to be movably mounted relative to the forming unit 12 by means of the compensating unit 126, in particular in order to enable a compensating movement of the supporting unit 78 during the forming of the packaging material tube 16 relative to the forming unit 12 or that the forming unit 12 and the support unit 78 are arranged on the support surface 22 and are mounted movably relative to one another by means of the compensating unit 126, in particular to enable a compensating movement of the forming unit 12 and the support unit 78 relative to one another during the forming of the packaging material tube 16.
- Compensation unit 126 preferably has at least one support element 148, 150, which is attached to at least one of mold elements 34, 36 of mold unit 12, with at least one of support elements 128, 130 of support unit 78 being movable, in particular by means of a spring-loaded parallelogram guide of compensation unit 126 is mounted on the carrier element 148, 150.
- the spring-loaded compensating element(s) 132, 134 is/are preferably a component of the parallelogram guide.
- the carrier element 148, 150 has a main axis of extension which runs at least essentially parallel to the bearing surface 22 and/or to the transport direction 38.
- one of the support elements 128, 130 is connected to one of the gears 136, 138 in each case in each case a carrier element 148, 150 connected, one of the carrier elements 148, 150 being attached to one of the mold elements 34, 36 in each case.
- the support elements 128, 130 are preferably movably mounted on the respective carrier element 148, 150 via one of the spring-loaded compensating elements 132, 134, with the respective carrier element 148, 150 being fastened to one of the mold elements 34, 36.
- the compensating unit 126 has at least one actuator 152, 154 (shown in phantom in Figure 2), which is intended to actively move the support unit 78 while the packaging material tube 16 is being formed, in particular to cause a compensating movement of the support unit 78 during forming of the tube of packaging material 16 relative to the forming unit 12.
- Compensation unit 126 preferably includes one actuator 152, 154 per support element 128, 130, which is arranged in terms of effect in addition to or as an alternative to prestressing element 144, 146 and/or compensation element 132, 134 between carrier element 148, 150 and support element 128, 130.
- compensation unit 126 particularly in the case of an embodiment of compensation unit 126 with actuators 152, 154, has at least one sensor element 104 (represented by dashed lines in Figure 1) for detecting a characteristic variable of the web of packaging material, with actuator 152, 154, in particular the actuators 152, 154 can be controlled as a function of the detected packaging material web parameter.
- the setting unit 30 and/or the further setting unit 32 are/is provided for the purpose of mounting the forming unit 12, the support unit 78 and the compensation unit 126 together so that they can be adjusted relative to the bearing surface 22.
- the shaping unit 12, the support unit 78 and the compensating unit 126 are adjustably mounted in at least one adjustment plane extending on the side 26 of the support surface 22 facing toward the shaping unit 12.
- the forming unit 12, the support unit 78 and the compensation unit 126 are adjustably mounted as a whole assembly.
- the setting unit 30 and/or the further setting unit 32 are/is provided to mount the forming unit 12, the support unit 78 and the compensating unit 126 in a translationally movable and/or rotationally movable manner.
- the adjustment unit 30 is provided to the forming unit 12, the support unit 78 and the compensation unit 126, in particular for setting a height of the packaging material tube 16, to be stored together in a translationally movable manner along the adjustment direction 88 running at least substantially perpendicularly to the support surface 22.
- the further adjustment unit 32 is preferably provided for the purpose of supporting the forming unit 12, the support unit 78 and the compensating unit 126 together in a translatory manner along the further adjustment direction 114, which runs at least essentially perpendicularly to the adjustment direction 88 and at least essentially parallel to the transport direction 38.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Containers And Plastic Fillers For Packaging (AREA)
- Replacement Of Web Rolls (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102020127376.2A DE102020127376A1 (de) | 2020-10-16 | 2020-10-16 | Horizontalformvorrichtung |
| PCT/EP2021/078662 WO2022079268A1 (de) | 2020-10-16 | 2021-10-15 | Horizontalformvorrichtung |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP4143095A1 true EP4143095A1 (de) | 2023-03-08 |
| EP4143095C0 EP4143095C0 (de) | 2024-12-04 |
| EP4143095B1 EP4143095B1 (de) | 2024-12-04 |
Family
ID=78332767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP21797969.9A Active EP4143095B1 (de) | 2020-10-16 | 2021-10-15 | Horizontalformvorrichtung |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US12110147B2 (de) |
| EP (1) | EP4143095B1 (de) |
| JP (1) | JP7534542B2 (de) |
| CN (1) | CN116547201A (de) |
| CA (1) | CA3195438A1 (de) |
| DE (1) | DE102020127376A1 (de) |
| WO (1) | WO2022079268A1 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102020134431A1 (de) * | 2020-12-21 | 2022-06-23 | Formerfab Gmbh | Schlauchbeutelformungseinrichtung mit Innenformer |
| IT202100026198A1 (it) * | 2021-10-13 | 2023-04-13 | Ilapak Int S A | Apparecchiatura confezionatrice orizzontale. |
| DE102023118754A1 (de) * | 2023-07-14 | 2025-01-16 | Syntegon Packaging Systems Ag | Horizontalformvorrichtung, Verpackungsmaschine mit einer derartigen Horizontalformvorrichtung sowie Stützeinheit für eine derartige Horizontalformvorrichtung |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1477482A (fr) | 1965-12-29 | 1967-04-21 | Tabak & Ind Masch | Tunnel de formage pour envelopper dans un tube souple d'emballage des petites marchandises de préférence de dimensions et de formes différentes |
| US3415171A (en) * | 1967-05-10 | 1968-12-10 | Russell W. Wilson | Adjustable package-forming machine |
| DE1586334B1 (de) | 1967-10-19 | 1972-03-16 | Nagema Veb K | Faltvorrichtung zum Umformen einer ebenen Folienbahn in einen Huellschlauch |
| JPS505191A (de) | 1973-05-16 | 1975-01-20 | ||
| JPS54539Y2 (de) * | 1974-09-10 | 1979-01-12 | ||
| US4494362A (en) * | 1981-03-24 | 1985-01-22 | Metromail, Inc. | Package forming web folder |
| JPH01137805U (de) * | 1988-03-16 | 1989-09-20 | ||
| JPH0748486Y2 (ja) | 1989-09-07 | 1995-11-08 | 呉羽化学工業株式会社 | 包装装置におけるフィルム成形装置 |
| US5255495A (en) * | 1992-10-30 | 1993-10-26 | Hayssen Manufacturing Company | Adjustable girth former |
| US5408806A (en) * | 1993-08-03 | 1995-04-25 | Industrial Technology Research Institute | Horizontal type of packing machine with an adjustable pouch former |
| US5799467A (en) | 1997-05-19 | 1998-09-01 | Paper Converting Machine Company | Breathable girth unit for a tube former in a packaging apparatus and method |
| US5987860A (en) * | 1998-07-07 | 1999-11-23 | Yang; Terry | Guiding plate for a wrapping device |
| US6457300B1 (en) * | 2001-01-04 | 2002-10-01 | Chang Min Yang | Plastic film guiding device of packaging machine |
| US20030231922A1 (en) * | 2002-05-07 | 2003-12-18 | Kudalkar Vijay Balkrishna | Arrangement for making textured multi film solid cleanser holders |
| ITUB20152063A1 (it) * | 2015-07-10 | 2017-01-10 | Cps Company S R L | Macchina avvolgitrice di prodotti singoli o raggruppati e/od impilati, in confezioni di materia termoplastica ricavate da film svolto da bobina e relativo procedimento di lavoro |
| EP3315420B1 (de) * | 2016-10-28 | 2020-04-15 | MULTIVAC Sepp Haggenmüller SE & Co. KG | Tiefziehverpackungsmaschine |
| WO2020058531A2 (de) * | 2018-09-21 | 2020-03-26 | Formerfab Gmbh | Schlauchbeutelformungseinrichtung |
| WO2020058532A1 (de) | 2018-09-21 | 2020-03-26 | Formerfab Gmbh | Synchronverstellbare schlauchbeutelformungseinrichtung |
-
2020
- 2020-10-16 DE DE102020127376.2A patent/DE102020127376A1/de active Pending
-
2021
- 2021-10-15 WO PCT/EP2021/078662 patent/WO2022079268A1/de not_active Ceased
- 2021-10-15 CN CN202180070485.XA patent/CN116547201A/zh active Pending
- 2021-10-15 US US17/921,453 patent/US12110147B2/en active Active
- 2021-10-15 JP JP2023523020A patent/JP7534542B2/ja active Active
- 2021-10-15 CA CA3195438A patent/CA3195438A1/en active Pending
- 2021-10-15 EP EP21797969.9A patent/EP4143095B1/de active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE102020127376A1 (de) | 2022-04-21 |
| CN116547201A (zh) | 2023-08-04 |
| WO2022079268A1 (de) | 2022-04-21 |
| US20230159194A1 (en) | 2023-05-25 |
| CA3195438A1 (en) | 2022-04-21 |
| EP4143095C0 (de) | 2024-12-04 |
| EP4143095B1 (de) | 2024-12-04 |
| BR112023003952A2 (pt) | 2023-05-02 |
| JP2023548782A (ja) | 2023-11-21 |
| JP7534542B2 (ja) | 2024-08-14 |
| US12110147B2 (en) | 2024-10-08 |
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