EP4168313A1 - Machine d'emballage comprenant un outil de découpage - Google Patents

Machine d'emballage comprenant un outil de découpage

Info

Publication number
EP4168313A1
EP4168313A1 EP21733740.1A EP21733740A EP4168313A1 EP 4168313 A1 EP4168313 A1 EP 4168313A1 EP 21733740 A EP21733740 A EP 21733740A EP 4168313 A1 EP4168313 A1 EP 4168313A1
Authority
EP
European Patent Office
Prior art keywords
material web
packaging
packaging machine
knife
tool
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21733740.1A
Other languages
German (de)
English (en)
Inventor
Reiner Paul
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GEA Food Solutions Germany GmbH
Original Assignee
GEA Food Solutions Germany GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by GEA Food Solutions Germany GmbH filed Critical GEA Food Solutions Germany GmbH
Publication of EP4168313A1 publication Critical patent/EP4168313A1/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
    • B65B61/04—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages
    • B65B61/06—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting
    • B65B61/065—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting by punching out
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
    • B65B31/04—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied
    • B65B31/08—Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied the nozzle being adapted to pierce the container or wrapper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B41/00—Supplying or feeding container-forming sheets or wrapping material
    • B65B41/12—Feeding webs from rolls
    • 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
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/10—Applying or generating heat or pressure or combinations thereof
    • B65B51/14—Applying or generating heat or pressure or combinations thereof by reciprocating or oscillating members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
    • B65B9/02—Enclosing successive articles, or quantities of material between opposed webs
    • B65B9/04—Enclosing successive articles, or quantities of material between opposed webs one or both webs being formed with pockets for the reception of the articles, or of the quantities of material

Definitions

  • the present invention relates to a method for producing a package with a packaging machine, in which a lower material web is unrolled from a supply roll and transported along the packaging machine and a packaged product is placed on the lower material web and an upper film is sealed onto the lower material web to complete the packaging in a sealing station will.
  • the present invention also relates to a packaging machine for producing a package.
  • Packaging with a comparatively complex contour is laborious to cut from the substrate web and / or show a comparatively unclean cut edge, or the packaging machines required for this are laborious to manufacture and / or are comparatively difficult to set up and / or are comparatively long, or the service life for them
  • the tools required is comparatively small, or a comparatively large number of cutting particles / cutting dust arise during cutting.
  • the object is achieved with a method for producing a packaging with a packaging machine, in which a lower material web is unrolled from a supply roll and transported along the packaging machine and a packaged product is placed on the lower material web and an upper film is placed on the lower material web to complete the packaging in a sealing station is sealed, wherein the finished package is cut from the upper and lower material web, wherein the cutting of the lower material web takes place partly upstream and partly downstream of the sealing station or partly upstream and partly in the sealing station.
  • This subject matter of the present invention relates to a method for producing a packaging in which a sub-material web, for example a plastic film or a material web, which in particular has a cardboard, paper or other layer different from plastic, is unrolled from a supply roll and preferably intermittently / cyclically is transported along the packaging machine in a transport level.
  • a sub-material web for example a plastic film or a material web, which in particular has a cardboard, paper or other layer different from plastic
  • this lower film web can then first of all be shaped by means of a deep-drawing tool in order, for example, to form a depression and / or a structure, in particular an anti-slip structure, in the lower material web.
  • the forming station generally has a lower and an upper tool, which are moved towards one another for forming and away from one another for further transport of the lower material web.
  • the lower tool is located below and the upper tool above the transport level of the lower material web.
  • the lower material web is covered with an item to be packaged, in particular a foodstuff such as sausage, ham or cheese, and in a next step it is sealed with an upper film in a sealing station, the upper film usually being sealed to the lower film web.
  • the finished packaging is then separated by cutting the packaging out of the lower and upper material web.
  • the upper material web is also unrolled from a supply roll. In relation to the transport direction of the respective film web, downstream of at least one supply roll there is preferably a dancer which keeps the tension in the respective material web at least essentially constant.
  • the dancer can be a linear or a rotary dancer.
  • the number of packages produced at the same time and their length or width determine the length of the feed in one cycle, with up to 3 meters being quite common.
  • a pressure that is reduced compared to ambient pressure is generated in the packaging to be produced and / or the atmosphere is changed compared to air, for example by introducing a gas between the lower material web and the upper film before sealing.
  • the lower material web is preferably transported along the packaging machine with grippers, which are preferably provided on a transport means, for example one, in particular two chains, preferably equidistantly. Every gripper knows preferably in each case a lower gripper part and an upper gripper part, the upper gripper part preferably being provided so as to be pivotable relative to the lower gripper part.
  • the gripper lower part can be a separate part or part of the holder of the gripper.
  • the packaged goods carrier for example the packaging tray on which the packaged goods are located, is now cut out of the sub-material web. According to the invention, this takes place in at least two separate steps.
  • the cutting of the sub-material web takes place partly upstream and partly downstream of the sealing station.
  • the cut downstream from the sealing station is preferably made as a longitudinal cut parallel to the transport direction of the lower material web and the cross section transversely to the transport direction of the lower material web. With these cuts, the lower material web and the upper material web are severed. These cuts preferably sever a different area of the sub-material web than the upstream cut.
  • the cutting of the sub-material web takes place partly upstream and partly in the sealing station.
  • the cut in the sealing station is usually a die cut that takes place before, after and / or during the sealing.
  • a punch in the sense of the invention cuts through the sub-material web by squeezing and / or cutting and / or shear cutting and / or ultrasonic cutting and / or thermal cutting and / or possibly also by means of a relative movement of two cutting means.
  • the punch can have a contour that extends at least partially longitudinally and transversely to the transport direction and can include, in particular, round corner areas.
  • the punch is preferably a contour punch, which preferably has a punch knife with a closed contour. The contour of the punch knife can, however, also be reduced by the section already cut upstream.
  • the upstream cutting is preferably carried out in the forming station, in particular before and / or while the sub-material web is deep-drawn and / or afterwards.
  • the base material web is preferably only cut in one, two or more corner area (s) of the packaged goods carrier, while the remaining contour of the packaged goods carrier is only cut in and / or downstream of the sealing station.
  • the upstream cut is made under one Angle, for example a 40-50 °, in particular 45 ° angle relative to the transport direction of the sub-material web.
  • the cutting line is preferably straight, but it can also be curved or wavy or kinked or a combination thereof.
  • the cuts in the sub-material web generally result in two or more separate cut-out sub-material web elements, for example the packaged goods carrier and one, two or more corner areas. They are separated from one another by the upstream cut of the sub-material web. The cut consequently cuts through the sub-material web completely.
  • Each or only some or only one sub-material web element (s) or only the packaged goods carrier can be connected to the upper film, for example by sealing.
  • the object is also achieved with a method for producing a package with a packaging machine, in which a sheet of sub-material is unrolled from a supply roll and transported along the packaging machine and a packaging tray is formed in the sheet of sub-material with a molding tool and a packaged item is placed in the tray and used for the purpose Completion of the packaging in a sealing station, an upper film is sealed onto the lower material web, the lower material web being completely severed at least in sections before and / or during the molding along the contour of the packaging tray.
  • the packaging tray is usually formed by deep drawing by pulling and / or pressing the lower material web into a lower mold.
  • an upper and / or a lower tool are moved towards one another, preferably along the perpendicular, until they touch, preferably clamp, the lower material web on both surfaces, in particular horizontal surfaces.
  • the lower material web is preferably cut in a section of the contour, for example in one or more corner areas.
  • the sub-material web is preferably completely severed in these sections. The cutting is therefore preferably carried out before the forming of the sub-material web.
  • the packaging is preferably completely cut out of the sub-material web in and / or downstream of the sealing station. Thereafter, there is preferably no cut area in the sub-material web in which the sub-material web is not completely severed. Particularly preferably, no non-separated cut area remains, in particular no non-separated cut area at the transitions to the corner area (s) already cut upstream from the sealing station, for example because uncut transitions can hinder the later opening of the packaging.
  • the upper film is preferably cut through for separation in and / or downstream of the sealing station.
  • the contour of the upper material web and the contour of the lower material web are preferably different.
  • the contour of the upper material web is larger than that of the lower material web.
  • the object is also achieved with a packaging machine which unrolls a lower material web from a supply roll and transports it intermittently or continuously along the packaging machine and which is covered with a packaged product a punch is provided which cuts through the sub-material web along at least a portion of the contour of a packaging to be produced, the punch being provided in the molding tool.
  • a packaging machine which unrolls a lower material web from a supply roll and transports it intermittently or continuously along the packaging machine and which is covered with a packaged product a punch is provided which cuts through the sub-material web along at least a portion of the contour of a packaging to be produced, the punch being provided in the molding tool.
  • the molding tool can also be a tool without deep-drawing.
  • thermoformer for producing a package, in which a sub-material web, for example a plastic film or a material web, which in particular has a cardboard, paper or other layer different from plastic, is taken from a supply roll is unrolled and preferably transported intermittently / cyclically along the packaging machine in a transport plane.
  • this lower film web is then initially formed by means of a deep-drawing tool or remains unformed in order, for example, to form a depression and / or a structure, in particular an anti-slip structure, in the lower material web.
  • the forming station generally has a lower and an upper tool, which are moved towards one another for forming and away from one another for further transport of the lower material web.
  • the lower tool is located below and the upper tool above the transport level of the lower material web.
  • the packaging machine according to the invention several packages, which are arranged in a so-called format, processed at the same time and subsequently transported along the packaging machine at the same time.
  • the lower material web is covered with an item to be packaged, in particular a foodstuff such as sausage, ham or cheese, and in a next step it is sealed with an upper film in a sealing station, the upper film usually being sealed to the lower film web.
  • the finished packaging is then separated by completely cutting out the packaging from the web of lower and upper material.
  • the upper material web is also unrolled from a supply roll.
  • a dancer which keeps the tension in the respective material web at least essentially constant.
  • the dancer can be a linear or a rotary dancer.
  • At least one punch is provided in the forming station for each packaging to be produced, which cuts through the sub-material web, in particular along a portion of the contour of the unformed or to be formed and / or already formed packaging tray. The remaining contour of the packaging tray is not cut.
  • at least one separate punch is preferably provided for each packaging tray, the cutting behavior of which can preferably be set individually, in particular to the local conditions of the respective packaging in the format.
  • the punch in the forming station has proven to be advantageous because an additional cutting station can be omitted, including the protective devices otherwise required and safety lengths to be taken into account and, if necessary, the drive, so that the packaging machine can be made shorter and less expensive.
  • Each punch of the format preferably has a knife and a counter knife.
  • the knife preferably has a horizontal cutting edge.
  • the counter knife is preferably a plate or a plate-like body against which the knife presses during punching.
  • punches can also be provided per format.
  • the number of punches preferably corresponds to the number of packs of a format to be produced.
  • the knife of the punch is provided on a lower tool of the forming station and the counter knife is provided on an upper tool of the forming station or vice versa.
  • the lower and upper tools preferably have a clamping plane.
  • the clamping plane is preferably the transport plane of the lower material web. In this clamping plane, when and / or after the two tools move together, at least one tool rests on the web of lower material. Preferably, however, both tools are in contact with the material web and clamp it between the two tools.
  • the knife can protrude from this clamping plane, so that it cuts through the web of sub-material when the two tools move together.
  • the amount by which the knife protrudes from the clamping plane is preferably individually adjustable, preferably during operation of the packaging machine, in particular by a motor and particularly preferably automatically.
  • the knife is preferably provided in a stationary manner relative to the tool on which it is mounted.
  • the knife is only moved, for example pushed, into the clamping plane and / or beyond it during the moving together and / or during and / or after the closing of the moving together of the two tools, for example from a protected waiting position so that the material web is preferably clamped or at least held on one side before cutting through, for example to reduce or avoid wrinkles and / or to improve the cut quality on the sub-material web, and / or to reduce the risk of accidents due to contact with the cutting edge when the tool is open to be avoided or at least reduced, for example during maintenance work.
  • the knife and / or counter knife is moved back out of the clamping plane, for example into its protected waiting position, after the cutting process has been completed and / or before the tool is opened.
  • the retraction movement of the knife and / or counter knife before the two tools begin to move apart can have the advantage of stripping the partially separated material web from the knife and / or not unintentionally lifting the lower material web due to the frictional force and / or while the two tools are moving apart, for example to remove the required one To reduce the overall time for these work steps.
  • the counter knife is preferably mounted elastically and / or longitudinally displaceably on a tool of the forming station.
  • the elasticity of the mounting of the counter knife is preferably provided in such a way that when the knife is in contact a sufficient Punch pressure is generated.
  • the counter-pressure preferably increases with the longitudinal displacement of the counter knife during the punching process.
  • Both the counter knife and the knife are preferably provided adjustable, but particularly preferably only one of the two knives is provided adjustable.
  • the thickness of such a base is, for example, 3 mm or 5 mm.
  • the knife is mounted elastically and acts on the counter knife.
  • the elastic mounting and longitudinal displacement of the knife and / or counter knife is preferably implemented by means of a resilient mounting of the knife and / or counter knife.
  • the punching according to the invention counteracts the generation of cutting dust, especially when cutting fibrous material web, for example paper, cardboard or corrugated cardboard, and / or the cut edge becomes particularly clean, for example noticeably less fraying / fraying and / or more or less shows no material bulges, and thus offers an overall very good visual appearance.
  • a multiplicity of knives and / or counter knives are arranged on a common base, for example a common plate, which is elastically supported. Furthermore, it has proven to be advantageous that the degree of elasticity according to the invention and / or longitudinal displacement of the mounting of the counter knife and / or knife can be changed, in particular adjusted and / or readjusted, for example by varying a pneumatic and / or hydraulic cushion and / or a set screw.
  • a seal is preferably provided on at least one tool in the region of the punch.
  • the seal preferably extends into the clamping plane.
  • the seal is preferably provided as a closed shape, for example as a ring.
  • the seal is used to separate fluids that support the molding, for example sub-vacuum and / or molding air and / or the seal prevents or reduces the tendency of the sub-material web to tear as a result of material stresses in the area of the die cuts and / or the seal supports the clamping of the Sub-material web.
  • a dust extraction or dust blow-out device is provided on the tool, preferably the lower tool of the forming station, at which the partial cutting of the lower material web takes place upstream of the sealing station, for example to prevent partial cutting or lower material web and / or preferably to remove dust generated when cutting the side perforation at least as far as possible.
  • particles are removed by blowing air through one or more bores, but preferably by sucking off air, especially when the tool is open, for example before the forming of the sub-material web, in particular during pulling.
  • Another object of the present invention is a method for operating the packaging machine according to the invention, in particular the packaging machine according to the invention, in which the knife only moves out of a waiting position into the clamping plane during the moving together and / or when and / or after the moving together of the two tools, in particular is pushed.
  • Another object of the present invention is a method for operating a packaging machine, in particular the packaging machine according to the invention, in which the knife is moved back to its protected waiting position after the cutting process is complete, before and / or while the two tools move apart.
  • Figure 1 shows the packaging machine according to the invention.
  • FIG. 2 shows an example of the packaging to be produced.
  • FIGS 3 and 4 show the punch
  • FIG. 1 shows the packaging machine 1 according to the invention, which optionally has a forming station 2, a filling station 7 and a sealing station 15.
  • a sub-material web 8, here a plastic film 8 is drawn off from a supply roll 22 and transported cyclically from right to left along the packaging machine according to the invention. With everyone The lower film web 8 is transported further by one format length / feed length.
  • the packaging machine has two transport means (not shown), in the present case two endless chains each, which are arranged to the right and left of the lower material web 8. Both at the beginning and at the end of the packaging machine, at least one gearwheel is provided for each chain, around which the respective chain is deflected. At least one of these gears is driven.
  • the gears in the entrance area and / or in the exit area can be connected to one another, preferably by a rigid shaft.
  • Each transport means has a multiplicity of clamping means / grippers which grip the lower material web 8 in a clamping manner in the inlet area 19 and transfer the movement of the transport means to the lower material web 8.
  • a heating means can be provided downstream of the inlet area 19, which heats the lower material web 8, in particular when it is at a standstill.
  • the forming station 2 has a lower tool 4 and an upper tool 3.
  • the lower tool 4 can, as indicated by the double arrow, be moved up and down, wherein it is moved upward in the direction of the lower material web 8 for forming and downward for further transport of the lower material web 8. In the raised position, the lower material web is preferably clamped between the two tools 3, 4.
  • a punching means 10, which is explained in more detail with reference to FIGS. 3 and 4, can be provided on at least one of the two tools 3, 4.
  • the lower tool 4 can be arranged on a lifting table 5, which, as symbolized by the double arrow, can be vertically adjustable in order to generate the movement of the lower tool described above.
  • the punch 10 or its knife 25 is moved along with it.
  • the packaging troughs 6 or the lower material web 8, indicated here, are then covered with the packaged goods 16 in the filling station 7.
  • the adjoining sealing station 15 which also consists of an upper tool 12 and an optionally vertically adjustable lower tool 11, an upper film 14 is firmly attached to the lower material web 8 by sealing.
  • the movement of the lower material web 8 is transferred to the upper material web 14.
  • the upper tool and / or optionally the lower tool are lowered or raised before and after each film transport.
  • the upper film 14 can also be guided in transport means or transported by transport chains, these transport means then only extending in front of the sealing station and possibly upstream. Otherwise, the statements made about the means of transport for the lower film apply.
  • the upper film can also be heated and / or deep-drawn with a heating medium.
  • a heatable sealing frame is provided as the lower tool 11, for example has an opening per packaging tray, into which the possibly present packaging tray plunges during sealing, ie during the upward movement of the lower sealing tool.
  • the upper and lower material webs are pressed together between the upper and lower tool 12, 11 and combine under the influence of heat and pressure. After sealing, the tools 11, 12 are again moved vertically apart.
  • a dancer for example a rotary dancer, can be provided between the supply roll of the upper material web 14 and the sealing tool, which keeps the film web 14 at a constant tension as far as possible.
  • a dancer is also preferably provided in the area of the sub-material web 8, preferably downstream of the supply roll.
  • the dancer is preferably a linear dancer.
  • a gas exchange preferably takes place in each packaging tray.
  • the air present in the packaging tray is first partially sucked off and / or replaced by an exchange gas.
  • holes can be made in the sub-material web, through which the air between the material webs 8, 14 is sucked off and / or the exchange gas is blown in.
  • these holes differ from the contour cut, which is explained with reference to FIG.
  • the finished packs are separated, which, according to one embodiment of the method according to the invention, takes place with the cross cutter 18 and the longitudinal cutter 17.
  • the cross cutter 18 can also be raised or lowered with a lifting device 9.
  • several packs are produced at the same time with each cycle, which are arranged in a so-called format as a matrix.
  • the sealing tool 11, 12 has a punch which cuts through the lower and upper material webs before, during and / or after the sealing.
  • the lower material web 8 is punched / cut at at least two different points along the contour of the packaging material carrier, for example in the forming station and downstream from the sealing station or in the forming station and in the sealing station.
  • the contour cut of the upper material web 14, on the other hand, takes place only in the sealing station or downstream thereof.
  • FIG. 2 shows a package which can be produced with the method according to the invention or with the packaging machine according to the invention.
  • the packaging has a packaging tray which is formed from the sub-material web 8, in particular has been deep drawn.
  • the packaging tray here has a horizontal flange 31 on which an upper material web 14 is sealed along a sealing seam 27.
  • the packaging can optionally have opening aids 28 in order to be able to more easily detach the upper material web from the packaging tray.
  • the finished packaging is cut out of a format along its contour 29 from the lower and upper material web.
  • the reference numeral 19 denotes one, here two, contour cut (s) which is only provided in the lower material web, but preferably completely severed it along the cut.
  • the contour cut 19 is provided here in the corner area of the packaging tray 6.
  • the contour cut 19 is provided upstream of the sealing station, in particular in the forming station.
  • the complete separation of the packaging takes place either in the sealing station or downstream of the sealing station, in that the packaging is separated from the lower and upper material web along its contour. In the present case, this is done by four straight cuts, two longitudinal and two cross-cuts or one contour cut.
  • the corner parts can be disposed of as waste or connected to the upper sheet material 14. In the first case, the upper web material protrudes beyond the corner area of the packaging tray 6 and can therefore be easily grasped with two fingers to open the packaging.
  • the cut-off area 13 is connected to the upper material and offers additional grip for opening the packaging. Because the cut 19 is already made upstream of the sealing station, the packaging can be separated by simple straight cuts and the contour of the packaging tray and the contour of the upper material web of a packaging can differ. In particular, the contour of the upper material web can be larger than the contour of the packaging tray, which results in areas of attack for easier opening of the packaging.
  • a gas or degassing opening in the sub-material web 8, which is used to change the atmosphere in the resulting packaging, is not a contour cut 19 in the sense of the present invention.
  • Figures 3 and 4 show the punching means 10, which consists of a knife 25 and a counter knife 23, here a counter plate.
  • the knife 25 and the counter plate 23 work together cutting and / or squeezing and thus sever the web of lower material 8.
  • the knife 25 is connected to the lower tool 4 of the forming station and the counter knife 23 to the upper tool 3 of the forming station.
  • at least one punch 10 is provided for each packaging to be produced.
  • the knife 25 or the counter knife 23 can be interchangeably connected to the respective tool 3, 4, here by means of the screws 20, 21.
  • the knife 25 is driven by the vertical movement of the tool 4.
  • the position of the knife 25 and / or the counter knife 23 with respect to the clamping plane is preferably adjustable, in particular individually adjustable for each packaging to be produced.
  • the knife 25 preferably has a knife holder 26.
  • the counter knife is displaceably mounted on the tool 3, in particular so as to be vertically displaceable. The vertical displacement takes place in particular by the knife 25 during and / or after the material web 8 has been severed.
  • the counter knife has a spring means 22 on the side opposite the knife, for example an elastic plate, in particular a silicone or rubber plate, which compresses elastically during the vertical movement of the counter knife.
  • the spring means 22 is designed, for example, as a gas cushion or an oil cushion.
  • a seal 24 is provided, which preferably extends around the entire circumference of each punch 10.
  • the seal is preferably elastically compressed when the two tools 3, 4 move together.
  • the seal 24 facilitates the build-up of vacuum in the tool 3 for molding, here deep-drawing of the packaging tray 6 and, if necessary, supports the clamping of the film.
  • packaging carriers 6 packaging carriers, packaging tray, lower shell, tray
  • Opening aid for example a peel corner

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)

Abstract

La présente invention concerne un procédé de réalisation d'un emballage avec une machine d'emballage, comprenant les étapes consistant à dérouler une bande de matière inférieure (8) d'un rouleau de réserve et à la transporter le long de la machine d'emballage, un produit à emballer (16) étant alors placé sur la bande de matière inférieure, et, pour terminer l'emballage, à réaliser un scellage d'un film de recouvrement (14) sur la bande de matière inférieure dans un poste de scellage (15). L'invention concerne par ailleurs une machine d'emballage pour la réalisation d'un emballage.
EP21733740.1A 2020-06-19 2021-06-10 Machine d'emballage comprenant un outil de découpage Pending EP4168313A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102020207627 2020-06-19
DE102021203534 2021-04-09
PCT/EP2021/065643 WO2021254877A1 (fr) 2020-06-19 2021-06-10 Machine d'emballage comprenant un outil de découpage

Publications (1)

Publication Number Publication Date
EP4168313A1 true EP4168313A1 (fr) 2023-04-26

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP21733740.1A Pending EP4168313A1 (fr) 2020-06-19 2021-06-10 Machine d'emballage comprenant un outil de découpage

Country Status (3)

Country Link
US (1) US20230303285A1 (fr)
EP (1) EP4168313A1 (fr)
WO (1) WO2021254877A1 (fr)

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CN117104636B (zh) * 2023-10-20 2024-02-13 蜡笔小新（福建）食品工业有限公司 包装袋切断机

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