EP0708025B1 - Machine vertical à former, remplir et fermer des sachets - Google Patents

Machine vertical à former, remplir et fermer des sachets Download PDF

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Publication number
EP0708025B1
EP0708025B1 EP95113980A EP95113980A EP0708025B1 EP 0708025 B1 EP0708025 B1 EP 0708025B1 EP 95113980 A EP95113980 A EP 95113980A EP 95113980 A EP95113980 A EP 95113980A EP 0708025 B1 EP0708025 B1 EP 0708025B1
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EP
European Patent Office
Prior art keywords
tubular
filling pipe
section
packaging machine
film
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.)
Expired - Lifetime
Application number
EP95113980A
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German (de)
English (en)
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EP0708025A1 (fr
Inventor
Manfred Althaus
Heinz-Jürgen Schuster
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Altamat Verpackungsmaschinen GmbH
Original Assignee
Altamat Verpackungsmaschinen GmbH
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Publication date
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Publication of EP0708025A1 publication Critical patent/EP0708025A1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B9/00—Enclosing successive articles, or quantities of material, e.g. liquids or semiliquids, in flat, folded, or tubular webs of flexible sheet material; Subdividing filled flexible tubes to form packages
    • B65B9/10—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs
    • B65B9/20—Enclosing successive articles, or quantities of material, in preformed tubular webs, or in webs formed into tubes around filling nozzles, e.g. extruded tubular webs the webs being formed into tubes in situ around the filling nozzles
    • B65B9/2042—Means for altering the cross-section of the tube filling opening prior to transversal sealing, e.g. tube spreading devices
    • 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

Definitions

  • the invention relates to a vertical tubular bag packaging machine with the features from the generic term of claim 1.
  • tubular bag packaging machines are well known.
  • the working principle of a vertical Tubular bag packaging machine consists of from a flat plastic film that is rolled up as a roll is to produce packaging bags fully automatically and fill. This means that the flat film is formed into a tube, their Longitudinal edges are welded together and then Crosswise welds are made, whereby between the welding processes of the transverse seams of the packaging bags is filled with a product.
  • the invention has for its object a Flow wrapping machine of the above mentioned kind in such a way that a packaging bag on it made of plastic film for liquid, pasty and granular fabrics made and filled with the product can be of a substantially rectangular Has a floor plan, with a front wall, a rear wall and two side walls and in each case the vertical outer edges at the joints between the walls of the packaging bag Have welds that are designed such that each the outer edges of the interconnected Point the walls outwards in the same direction. Such welds are also called Inscribed "fin seams". Through this configuration the outer edge of the packaging bag gets an elevated Stability and with the appropriate design the bottom of the bag has increased stability.
  • the bag so made can be that each side wall on that of the bottom the end of the bag facing along its lower edge on one half of its width with the Front wall and on the other half of its width connected to the rear wall by a weld are.
  • this is the Tubular packaging machine, for example a plastic composite film can be reached is composed of different plastic films and heat sealable only on one side is, or at least on one side, a lower one Has melting point than on the other side.
  • a packaging bag for liquid, pasty and granular Substances with the characteristics mentioned above, in which lower sections of the side walls of the filled bag forming film sections folded inwards and completely folded under the bottom of the bag are to form a flat footprint and which has considerable stability, is for example in the European patent application EP 0 580 989 A1.
  • Such Packaging bags were previously considered pre-made Bag made. The filling happened in a completely separate operation and by means of one separate filling machine, which the prefabricated Packaging bags from a magazine or the like takes.
  • a generic tubular bag packaging machine is from the DE-A-2 657 790 known.
  • tubular bag packaging machine By means of the tubular bag packaging machine according to the invention should a packaging bag the above-mentioned type are manufactured and filled.
  • the basic idea of the invention is a to design the vertical tubular bag packaging machine that from the subtracted from a roll Flat plastic film formed a tubular film is, in which not the welding of the two longitudinal edges in the middle of the bag and if possible so that there is no seam protruding outwards, takes place, but that a first weld in the area one (front) corner edge of the bag as Fin seam is formed. Then the Tubular film on the three other corner edges with one provide the appropriate fin seam.
  • the resulting one Foil tube is at the bottom, the forms the bottom of the packaging bag, in the transverse direction welded, through the filling tube with the Product filled, on its top in the transverse direction welded, separated and removed.
  • Means may be provided that manufacture a perfect film tube and the attachment which ensure four welds in the longitudinal direction, without causing manufacturing disruption comes and the subsequent cross welding, Filling, separating and removing the packaging bag preferably in an upright state to ensure.
  • the vertical tubular bag packaging machine according to the invention is for processing heat sealable Composite films of different thicknesses and for the production of packaging bags with high stability with different sizes and to their Filling suitable.
  • the tubular bag machine according to FIGS. 1A to 1C has a machine frame, generally designated 1, on which a holder 2 for receiving a Roll of flat plastic film is arranged.
  • a machine frame generally designated 1
  • the hose withdrawal happens with the side of the filling tube 5 arranged Trigger devices 6 of known type.
  • Trigger devices 6 In the middle of Filling tube 5 is in the vertical direction, that is Longitudinal direction of the moving film a welding device 7 known type arranged by means of one the two opposite edges of the film connecting longitudinal weld seam produced becomes.
  • the film is pulled down and through a Welding device 8 for producing cross weld seams guided.
  • the pouches are attached after a first cross weld at the bottom of the bag filled via the filling tube 5, then on its top closed with another cross weld and removed in a manner not shown or promoted.
  • FIGS. 2 to 20 vertical flow pack machine can in their not shown in detail in FIGS. 2 to 20 Parts, exactly one tubular bag packaging machine known type, as shown in FIG. 1A until 1C has been explained.
  • a shaped shoulder 14 is arranged, through which a generally designated 15 Filler tube is passed in the vertical direction.
  • the filling tube 15 has a first immediately inlet section adjoining the shape shoulder 14 15.1 a rectangular cross-section made up of 7 and 7A can be seen in more detail. This has a rectangular cross-section with a predetermined relatively large radius rounded corners.
  • Corresponding this inlet section 15.1 of the filling pipe 15 is an outlet section 14.1 of the shaped shoulder 14 formed, which, as can also be seen from FIG. 7A, the inlet section 15.1 of the filling pipe 15 surrounds.
  • the film F drawn in In the space between the inlet section 15.1 of the filling pipe 15 and the outlet section 14.1 of the shape shoulder 14, the film F drawn in.
  • the rounded corners of the cross sections the filling tube and the shape shoulder on this Body are necessary to make a smooth transition to ensure the flat film to form the tube, without wrinkling or scoring arises at the shape shoulder.
  • the shape shoulder 14 itself is asymmetrical with a flat inlet angle formed such that the two longitudinal edges of the Foil asymmetrical to the vertical longitudinal median plane of the filling pipe 15 and can be seen in FIG. 7A, folded outwards and facing each other in a guide slot 14.2 on the tubular outlet section 14.1 of the shape shoulder 14 are guided.
  • FIGS. 2 and 4 For Generation of a closed tubular film the two facing and facing each other Edge areas of the film F a first Welding device 17.1 for producing a longitudinal weld supplied, the location of FIGS. 2 and 4 can be seen and that directly at the transition of Foil from the inlet section 15.1 of the filling pipe 15 to Form section 15.2 is arranged.
  • FIGS. 3 and 4 and 5 Arrangement and design of the molded section 15.2 of the Filling tube 15 is shown in FIGS. 3 and 4 and 5, 6, 8 and 8a in particular.
  • the shaped section 15.2 of the filling pipe 15 also has a rectangular cross section, but with sharp corners and, as can be clearly seen from FIGS. 8 and 8A, are in the area of the front corner edge, the no longitudinal weld is assigned, as well as in Area of the two rear corner edges over a predetermined Longitudinal, after corner tabs 15.3, 15.4 protruding at the front or rear, 15.5 arranged.
  • the height of these corner noses 15.3, 15.4 and 15.5 is such that the outer circumference of the Filling tube 15 in the mold section 15.2 with inclusion both sides of all three corner noses equal to that The circumference of the filling pipe 15 in the inlet section 15.1 (see Figures 7 and 7A).
  • the film F is pulled over the corner lugs so that in the film F 'folds are generated over the corner noses, by others in the manner described below
  • Welding devices for producing longitudinal weld seams formed into welds that look like that first longitudinal weld as protruding edges or Fin seams are formed so that after passing through of the shaped section 15.2 of the filling pipe 15 Tubular film F ', the shape shown in Fig. 9 owns, with four protruding forward or backward Welds F1, F2, F3 and F4.
  • a front pressure plate 12 lies on the front of the mold section 15.2 in the area between the one corner nose 15.3 on the one hand and the area immediately behind the slot 14.2 at the outlet section 14.1 of the shape shoulder 14 (see Fig. 7A).
  • On the latter Place is a side wall of the pressure plate 12 of the first welding device 17.1 opposite, so that at this point the first longitudinal weld F1 is generated can be.
  • the first pressure plate 12 is with a bracket 12.1 connected and this is like Fig. 11 too remove, in a manner not shown a pneumatic cylinder arranged in the machine connected, by means of which the first pressure plate 12 placed on the mold section 15.2 and lifted from it can be.
  • the segment-like part 12.2 can independent of this by means of a separate pneumatic drive 12.3 are created and lifted off (see Fig. 11).
  • this second pressure plate 13 serves simultaneously as a counter bearing for a third welding device 17.3 and a fourth welding device 17.4 Generation of the two longitudinal weld seams F3 and F4 (see Fig. 9).
  • a pull-off device for pulling off the tubular film arranged with in a conventional manner guided over deflection rollers, lying against the film Pull strap is provided. 2 is off For reasons of clarity, only the one on the left Extraction device 16.1 shown on the side, while in Fig. 3 parts of the arranged on the right side Trigger device 16.2 can be seen, as well as one common to the two extraction devices Drive shaft 16.3, which is not shown is driven from inside the machine.
  • Fig. 2 are the arrangements of the two trigger devices in plan view 16.1 and 16.2.
  • the welding devices 17.1, 17.2, 17.3 and 17.4 to produce the longitudinal welds F1, F2, F3 and F4 are on actuators 19.1, 19.2, 19.3 and 19.4 arranged, which is attached to the machine frame 11 are and have, for example, pneumatic cylinders by means of which the welding devices can be created and can be lifted off. Through this independently mutually operating actuators it is guaranteed that even with eventual Deviations in the parallelism of the welded Edges an even pressure on each the longitudinal weld seams can be reached.
  • Each of the welding devices is with its own temperature sensor and temperature controller so that an accurate temperature control when generating each the longitudinal welds is possible. As from Fig.
  • the first welding device 17.1 slightly higher than the second welding device 17.2, at the height of the welding devices 17.3 and 17.4 lie. This ensures that the first Longitudinal weld F1 is generated in the first place and thus the tubular film is formed and then the additional longitudinal welds F2, F3 and F4 are generated.
  • the trigger devices 16.1 and 16.2 are also with devices not shown in detail to put on and take off. In Fig. 2, the left trigger device 16.1 is dash-dotted shown in the raised state. Taking off the trigger devices 16.1 and 16.2 happens during the application of the front and rear pressure plates 12 and 13 to the shaped section 15.2 of the filling pipe 15. In this way, the film F or F ' Possibility to freely around the shape section 15.2 to form.
  • Fig. 10 is the actuator for the rear Pressure plate 13 can be removed more precisely.
  • the pressure plate 13 is on the one hand in a guide 13.1 guided and on the other hand with a drive axle 13.2 connected by the front panel of the machine frame 11 is guided to a pneumatic drive 13.3.
  • the filling tube 15 As a tubular film peeled film is folded flat. For this the side walls of the tubular film must be exactly centered be folded in. To ensure that the Tubular film exactly in the middle of the side walls is folded in laterally, are above the trigger devices 16.1 and 16.2 each on the middle of the Side walls aligned and pressed under pressure Profile wheels 21.1 and 21.2 arranged. The profile wheels 21.1 and 21.2 engage in notches not shown Form section 15.2 of the filling tube 15 and press the slide in this notch.
  • the Sidewall creates a center mark.
  • the profile wheels 21.1 and 21.2 are over corresponding brackets connected with pneumatic cylinders 21.3 and 21.4, so that they are optionally lifted off in cycles and can be put back around the film Align when forming the four longitudinal welds to enable.
  • actuators 20.3 or 20.4 can be moved inwards in cycles and hit exactly the middle of the side walls, so that they are folded inwards.
  • the actuators 20.3 and 20.4 are controlled centrally, so that it is ensured that a simultaneous Inserted on both sides and no The film is warped in this area.
  • the welding device 18 for producing the cross weld seams is in the usual way with a Welding plate 18.1 and a counter plate 18.2 formed, on the mounting plates 25.1 and 25.2 (Fig. 15 and 16) are arranged, with a mounting plate 25.2 over brackets 25.3 and the other bracket plate 25.1 via brackets 25.4 each with Actuators not shown for Mooring and taking off are connected so that the two Welding plates 18.1 and 18.2 in opposite directions to each other are movable.
  • Fig. 17 The exact formation of the sealing surfaces on the plate 18.1 is shown in Fig. 17. It has two parallel to each other in the transverse direction Welding jaw parts 18.3 and 18.4 to generate the Bottom seam of the subsequent packaging bag and the top seam of the previous packaging bag. Furthermore are at an angle of 45 ° to Welding jaw 18.3 further partial jaws 18.5 and 18.6 arranged with the help in the bottom area of the packaging bag additional weld seams can be created are increasing at an angle of 45 ° run along the side edges. This has beneficial effects on the later stability of the filled Packaging bag.
  • the welding jaw 18.4 can be used for production the upper transverse weld seam is also formed in this way that a resealable bag is created.
  • the bag bottom in the above Way and then the bag through that Filling tube to fill through, with lower sections of the film sections forming the side walls fold in and completely under the Bottom of the bag can be folded over for formation a flat footprint, such as this is described in EP 0 580 989 A1.
  • the packaging bag can be filled and sealed be discharged directly.
  • the inner tube 22 has on his exactly the shape and cross section of the lower end Inner dimension of the packaging bag to be produced. This can be done, for example, by screwing on the side Last reached on the lower edge of the inner tube 22 will. Due to the vertical movement of the inner tube 22 is the bottom of the packaging bag from molded inside. During the formation of the cross welds the inner tube 22 is raised so that the bag in the area of the welding device 18 is flat can be folded by using a wedge-shaped transition from the lower edge of the filling pipe 15 to the welding device 18 is generated.
  • a device for Arranged filled packing bags arranged with a base plate 27 on which each filled packaging bag with its bag bottom attached becomes.
  • the distance of the base plate 27 from the welding device 18 is greater than the height of the packaging bag, so the bag on the bottom plate 27 can stand freely.
  • the packaging bag falls down and stands up the bottom plate 27 with a heater is provided. By heating the base plate 27 ensures that the bottom shape of the packaging bag remains stable.
  • a side arranged pusher 28 each is completed Packaging bag to the left in Fig. 20 pushed so that the packaging bag finally on a shelf 29 or not specifically shown conveyor belt.
  • Each work cycle is initiated so that the front pressure plate 12 to the front of the molding section 15.2 is pressed.
  • This pressure plate 12 first fixes the film to the filling tube and serves as a counter bearing for the immediately following arranged at the inlet section 15.1 and already described first welding device 17.1 for generation the first longitudinal weld F1. Then the segment-like smaller part 12.2 of the front pressure plate created.
  • this part 12.2 there is a deflection of the film over the front right corner nose 15.3 (Fig. 8A).
  • the film does a slight circular motion around the fill tube 15.
  • the back pressure plate 13 is created.
  • By creating this rear pressure plate 13 is the film over the rear corner lugs 15.4 and 15.5 so that the tubular film in cross section the total of FIG. 9 H-shaped shape.
  • the film folded and the welding device 18 to form the cross welds fed After the longitudinal welds have been formed, the already described, the film folded and the welding device 18 to form the cross welds fed. After the formation of the bottom cross weld and opening the welding device 18, the inner tube 22 is lowered to unfold the Bag bottom. Then the bag is filled and thereby the inner tube 22 is raised again. After generating the The packaging bag is cut off at the top cross seam and in the manner already described above the bottom plate 27 removed.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)
  • Supplying Of Containers To The Packaging Station (AREA)

Claims (16)

  1. Ensacheuse verticale comportant un bâti de machine, un dispositif (2) pour le support d'un rouleau de film plat en matière plastique, des cylindres (14) de guidage pour l'acheminement du film plat vers un épaulement, conformé dans la partie supérieure du bâti, au moyen duquel le film plat est transformé en un film tubulaire à axe central vertical et arêtes longitudinales se faisant face mutuellement, un tube remplisseur (15) faisant suite à l'épaulement sur lequel le film tubulaire est tiré au moyen de dispositifs de tirage disposés des deux côtés dudit tube remplisseur, un dispositif de soudage (17.1) pour l'assemblage des arêtes longitudinales du film tubulaire au moyen d'une soudure longitudinale, un dispositif de soudage (18) disposé sous le tube remplisseur pour la réalisation d'au moins une soudure transversale muni d'un dispositif de coupe (24) pour la séparation d'un sachet tubulaire, ainsi que de dispositifs pour amener la matière à emballer à travers le tube remplisseur, tandis que ledit tube remplisseur (15) présente dans une première section d'entrée (15.1), faisant immédiatement suite à l'épaulement (14), une section transversale extérieure rectangulaire à angles arrondis selon un rayon prédéterminé, et que la section de sortie (14.1) de l'épaulement, qui entoure au moins sur une partie de sa longueur la section d'entrée (15.1), possède une section transversale intérieure de forme correspondante, et que l'épaulement (14) est structuré de manière asymétrique telle que les deux arêtes longitudinales du film (F) sont disposées au voisinage de l'une des arêtes angulaires avant dudit tube (15) et amenées, se faisant face mutuellement, vers un premier dispositif de soudage (17.1) pour la réalisation d'une première soudure longitudinale (F1) dirigée vers l'extérieur, caractérisée en ce que l'épaulement (14) est structuré de manière asymétrique telle que les deux arêtes longitudinales du film (F) sont repliées vers l'extérieur et que, à la section d'entrée (15.1) du tube (15), vient faire suite une section de formage (15.2) qui présente une section extérieure rectangulaire à angles vifs, tandis que, respectivement, dans la région de l'autre arête angulaire avant et des arêtes angulaires arrière sur cette section de formage (15.2), sont disposés des ergots angulaires (15.3, 15.4, 15.5) émergeant vers l'avant et vers l'arrière, respectivement, et s'étendant sur une longueur prédéterminée dans le sens longitudinal, leur hauteur étant dimensionnée de telle manière que le pourtour extérieur du tube remplisseur à l'intérieur de la section de formage (15.2), en comprenant, respectivement, les deux côtés des trois ergots angulaires, est égal au pourtour du tube remplisseur à l'intérieur de la section d'entrée (15.1), et que sur le côté avant et le côté arrière de la section de formage (15.2), entre les ergots angulaires (15.3, 15.4, 15.5), sont disposées des plaques de serrage (12, 12.2, 13) du film (F) qui pénètrent entre les ergots en vue de former des plis entourant lesdits ergots et que, à la suite des extrémités inférieures des ergots (15.3, 15.4, 15.5) faisant face aux faces latérales desdits plaques (12, 12.2, 13), sont disposés d'autres dispositifs de soudage (17.2, 17.3, 17.4) pour la réalisation, respectivement, d'une deuxième jusqu'à une quatrième soudures longitudinales (F2, F3, F4) orientées vers l'extérieur, sortant des plis.
  2. Ensacheuse verticale selon la revendication 1, caractérisée en ce que les plaques de serrage (12, 12.2, 13) peuvent être serrées et desserrés de manière cyclique, au moyen de dispositifs ou opérationnels (12.3, 13.3), sur le côté avant et le côté arrière de la section de formage (15.1) du tube de remplissage (15).
  3. Ensacheuse verticale selon la revendication 1 ou 2, caractérisée en ce que la plaque de serrage avant (12) est structurée en deux parties, à chacune de ses deux parties (12, 12.2) étant associée, respectivement, l'une des deux arêtes latérales avant de la section de formage (15.1) du tube (15) et les deux parties (12, 12.2) pouvant être serrées et soulevées de manière cyclique, indépendamment l'une de l'autre, au moyen de dispositifs opérationnels (12.3).
  4. Ensacheuse selon la revendication 3, caractérisée en ce qu'une première partie plus grande (12) de la plaque de serrage avant est associée à la première soudure longitudinale (F1) et constitue le contre-appui pour le premier dispositif de soudage (17.1) et que, dans un évidement de cette première partie (12), est disposée une deuxième partie plus petite (12.2) de la plaque de serrage avant, qui est associée à la deuxième soudure longitudinale (F2) sur le côté avant de la section de formage (15.2) et constitue le contre-appui pour le deuxième dispositif de soudage (17.2).
  5. Ensacheuse selon l'une des revendications 1 à 4, caractérisée en ce que le premier dispositif de soudage (17.1) est disposé immédiatement à la suite de l'épaulement (14), vu dans le sens du retrait, avant les autres dispositifs de soudage (17.2 à 17.4).
  6. Ensacheuse selon l'une des revendications 1 à 5, caractérisée en ce que tous les dispositifs de soudage (17.1 à 17.4) pour la réalisation des soudures longitudinales sont maintenus indépendamment les uns des autres et munis de leurs propres dispositifs opérationnels (19.1 à 19.4) pour l'application et le soulèvement.
  7. Ensacheuse selon l'une des revendications 1 à 6, caractérisé en ce que, entre l'extrémité inférieure du tube remplisseur (15) et le dispositif de soudage (18), pour la réalisation des soudures transversales, est disposée, respectivement, en face des parois latérales du tube de film rectangulaire produit, une paire de poussoirs (20.1, 20.2) pour le pliage des parois latérales, ces poussoirs pouvant être mis en mouvement, au moyen de dispositifs opérationnels (20.3, 20.4), pour s'approcher et s'écarter de manière cyclique des parois latérales, leurs mouvements étant coordonnés à celui des mâchoires de soudure (18.1, 18.2) de ce dispositif de soudage (18).
  8. Ensacheuse selon l'une des revendications 1 à 7, caractérisée en ce que dans la région, sous le dispositif de soudage (18), pour la réalisation des soudures transversales, est disposée, respectivement, en face des parois latérales du tube de film rectangulaire produit, une paire de poussoirs de pliage des parois latérales (20.5, 20.6) lesquels peuvent être mis en mouvement au moyen de dispositifs opérationnels (20.3, 20.4) pour s'approcher et s'écarter de manière cyclique des parois latérales, leurs mouvements étant coordonnés avec celui des mâchoires de soudure (18.1, 18.2) de ce dispositif de soudage (18).
  9. Ensacheuse selon les revendications 7 et 8, caractérisée en ce que le mouvement de l'une des paires est couplé avec le mouvement de l'autre paire (20.1, 20.2).
  10. Ensacheuse selon l'une des revendications 7 à 9, caractérisée en ce que dans la région de formage (15.2) du tube remplisseur (15), au-dessus du dispositif de retrait (16.1, 16.2), sont disposées des roues profilées (21.1, 21.2) applicables sous pression et orientées, respectivement, sur le centre des parois latérales du tube de film rectangulaire produit, auxquelles font face des encoches disposées dans les parois latérales de la section de formage (2) en vue de la réalisation d'un marquage central gravé, s'étendant en direction longitudinale, dans les parois latérales du tube de film.
  11. Ensacheuse selon la revendication 10, caractérisée en ce que les roues profilées (21.1, 21.2) peuvent être appliquées et soulevées selon un cycle prédéterminé.
  12. Ensacheuse selon l'une des revendications 1 à 11, caractérisée en ce que le dispositif de soudage (18), pour la réalisation des soudures transversales, présente outre les parties des mâchoires de soudure (18.3, 18.4) disposées dans le sens transversal du tube de film, au moins dans les parties servant au soudage des zones angulaires inférieures d'un sachet, des parties de mâchoires de soudure (18.5, 18.6) disposées sous un angle prédéterminé par rapport à l'horizontale.
  13. Ensacheuse selon l'une des revendications 1 à 12, caractérisée en ce qu'à l'intérieur du tube remplisseur (15) passe de manière coulissante un tube intérieur (22) qui est relié à un dispositif opérationnel (23) au moyen duquel il peut être abaissé et soulevé de manière cyclique, de telle sorte qu'il peut sortir sur une longueur prédéterminée de l'extrémité inférieure du tube (15).
  14. Ensacheuse selon la revendication 13, caractérisée en ce que le tube intérieur (22) peut sortir de l'extrémité inférieure du tube (15) jusqu'à l'arête supérieure du dispositif de soudage (18) pour la réalisation des soudures transversales.
  15. Ensacheuse selon la revendication 13 ou 14, caractérisée en ce que, immédiatement avant le dispositif de soudage (18) pour la réalisation des soudures transversales, en face des parois latérales du tube de film réalisé, est disposée une paire de poussoirs complémentaires d'écartement des parois latérales (26.1, 26.2) lesquels peuvent être mis en mouvement pour s'approcher et s'écarter des parois latérales, de manière cyclique au moyen d'un dispositif opérationnel (26.3, 26.4), ce mouvement étant coordonné avec le mouvement de soulèvement et d'abaissement du tube intérieur (22).
  16. Ensacheuse selon l'une des revendications 1 à 15, caractérisé en ce que, sous le dispositif de soudage (18) pour la réalisation des soudures transversales, est disposée une plaque de base (27) pour la dépose des sachets d'emballage finis, remplis et séparés, la distance entre cette plaque de base (27) et ce dispositif de soudage (18) étant supérieure à la hauteur du sachet d'emballage, et ladite plaque de base (27) présentant un dispositif de chauffage.
EP95113980A 1994-09-08 1995-09-06 Machine vertical à former, remplir et fermer des sachets Expired - Lifetime EP0708025B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4431933A DE4431933A1 (de) 1994-09-08 1994-09-08 Vertikale Schlauchbeutelverpackungsmaschine
DE4431933 1994-09-08

Publications (2)

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EP0708025A1 EP0708025A1 (fr) 1996-04-24
EP0708025B1 true EP0708025B1 (fr) 1998-07-15

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EP95113980A Expired - Lifetime EP0708025B1 (fr) 1994-09-08 1995-09-06 Machine vertical à former, remplir et fermer des sachets

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EP (1) EP0708025B1 (fr)
AT (1) ATE168341T1 (fr)
DE (2) DE4431933A1 (fr)
ES (1) ES2122415T3 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19648406A1 (de) 1996-11-22 1998-05-28 Altamat Verpackungsmaschinen G Vertikale Schlauchbeutelverpackungsmaschine
DE10017479A1 (de) * 2000-04-07 2001-10-11 Rovema Gmbh Vertikale Schlauchbeutelmaschine und damit erzeugter Beutel
DE10039105A1 (de) * 2000-08-07 2002-02-21 Deltapack Verpackungsmaschinen Verfahren zur Herstellung von Schlauchbeuteln aus Folien
DE10149476A1 (de) * 2001-10-08 2003-04-17 Rovema Gmbh Schlauchbeutelmaschine zum Herstellen kantenverschweißter Schlauchbeutel
NL1026499C2 (nl) * 2003-01-06 2005-10-11 Cfs Weert Bv Inrichting en werkwijze voor het vervaardigen van hersluitbare verpakkingen.
NL1023151C2 (nl) * 2003-01-06 2004-07-07 C F S Weert B V Inrichting en werkwijze voor het vervaardigen van hersluitbare verpakkingen.
DE102006044914A1 (de) * 2006-09-22 2008-04-03 Rovema - Verpackungsmaschinen Gmbh Schlauchbeutelmaschine mit einer kontinuierlich weiterbewegbaren Folienbahn
CA2978638C (fr) * 2015-03-18 2023-09-12 Kellogg Company Systeme de formation verticale, de remplissage et de scellement de sac autonome a fond plat et methodologie pour l'utiliser
US10737813B2 (en) 2015-06-22 2020-08-11 Societe Des Produits Nestle S.A. Packaging machine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1113174B (de) * 1959-04-17 1961-08-24 Hesser Ag Maschf Vorrichtung zum Herstellen von Beutelpackungen
AT278660B (de) * 1965-02-09 1970-02-10 Hechenleitner & Cie Maschine zum Herstellen und Füllen einer insbesondere zur Aufnahme von Flüssigkeiten geeigneten, quaderförmigen Packung
DE2337216A1 (de) * 1973-07-21 1975-02-06 Mira Pak Inc Verfahren zur herstellung von beutelpackungen und vorrichtung zur durchfuehrung des verfahrens
CH595245A5 (fr) * 1976-03-29 1978-02-15 Sig Schweiz Industrieges
CH608755A5 (fr) * 1976-09-30 1979-01-31 Sig Schweiz Industrieges
DE2657790A1 (de) * 1976-12-21 1978-06-22 Rovema Gmbh Schlauchbeutelmaschine
DE2946059C2 (de) * 1979-11-15 1986-07-10 Altstädter Verpackungsvertriebs Gesellschaft mbH, 6102 Pfungstadt Vorrichtung zum Herstellen mit Flüssigkeit gefüllter Packungen
DE3923713C2 (de) * 1989-07-18 1993-12-23 Kallfass Gmbh Kunststoff-Schweißeinrichtung
DE9207558U1 (de) * 1992-06-04 1992-10-29 Imer, Rodney Haydn, Dipl.-Ing., 4000 Düsseldorf Verpackungsbeutel für flüssige, pastöse und körnige Stoffe

Also Published As

Publication number Publication date
DE4431933A1 (de) 1996-03-14
EP0708025A1 (fr) 1996-04-24
ES2122415T3 (es) 1998-12-16
ATE168341T1 (de) 1998-08-15
DE59502815D1 (de) 1998-08-20

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