EP2103524A1 - Vorrichtung und Verfahren zum Verpacken von Materialbahnrollen - Google Patents

Vorrichtung und Verfahren zum Verpacken von Materialbahnrollen Download PDF

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Publication number
EP2103524A1
EP2103524A1 EP09155200A EP09155200A EP2103524A1 EP 2103524 A1 EP2103524 A1 EP 2103524A1 EP 09155200 A EP09155200 A EP 09155200A EP 09155200 A EP09155200 A EP 09155200A EP 2103524 A1 EP2103524 A1 EP 2103524A1
Authority
EP
European Patent Office
Prior art keywords
packaging material
material web
guide
nozzles
individual
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.)
Withdrawn
Application number
EP09155200A
Other languages
German (de)
English (en)
French (fr)
Inventor
Josef Nelles
Hermann Albert Stitz
Volker Riens
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.)
Voith Patent GmbH
Original Assignee
Voith Patent 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 Voith Patent GmbH filed Critical Voith Patent GmbH
Publication of EP2103524A1 publication Critical patent/EP2103524A1/de
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B25/00—Packaging other articles presenting special problems
    • B65B25/14—Packaging paper or like sheets, envelopes, or newspapers, in flat, folded, or rolled form
    • B65B25/146—Packaging paper or like sheets, envelopes, or newspapers, in flat, folded, or rolled form packaging rolled-up articles
    • B65B25/148—Jumbo paper 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
    • B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
    • B65B11/04—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material the articles being rotated
    • 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
    • B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
    • B65B11/58—Applying two or more wrappers, e.g. in succession
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2801/00—Application field
    • B65H2801/81—Packaging machines

Definitions

  • the invention relates to an apparatus and a method for packaging material web rolls by wrapping with packaging material in a winding station, comprising a packaging material dispensing arrangement with at least one packaging material web roll and a guiding device for guiding the individual packaging material webs from the packaging material web rolls to the winding station comprising fan-shaped baffles for guiding the individual packaging material webs to a arranged in all packaging material guide tracks guide element.
  • Devices for packaging material web rolls are known in different versions from the prior art. These differ essentially with respect to the arrangement of the packaging material dispensing arrangement and the winding station to each other and the formation and orientation of the guide elements in the individual packaging material web guide paths.
  • a device and a method for packaging a roll of web material is previously known, in which the winding station is arranged in the vertical direction below a packaging web dispenser arrangement, wherein the individual packaging web rolls are arranged axially parallel to each other with different packaging web width and viewed in the machine direction preferably side by side, partly with vertical offset from one another.
  • the guidance of the individual packaging material webs from the packaging material web rolls takes place via a packaging web guide, which in each case comprises guide plates in the end region, which guide webs of the packaging material web are aligned with each other to pass the packaging material web to a common guide element for all packaging material web guides.
  • a packaging web guide which in each case comprises guide plates in the end region, which guide webs of the packaging material web are aligned with each other to pass the packaging material web to a common guide element for all packaging material web guides.
  • the single guide plate is preferably preceded by a guide roller, which serves to drive and advance the packaging material web, wherein the packaging material web is always guided between two such guide plates.
  • the individual packaging web rolls are preferably arranged stationarily on a frame. From this packaging webs are deducted, which are guided over the packaging web guide, in particular in the free train on guide rollers and the baffles to the winding station.
  • An analogous device is from the document DE 43 40 515 A1 previously known. In this case, the arrangement of the packaging material dispensing device and the winding station, however, viewed in the axial direction in the machine direction side by side.
  • the packaging web guide is also arranged in the axial direction between the packaging material web dispenser assembly and winding station.
  • the entire system is thereby very large.
  • the individual packaging webs are guided over a fan-like arranged baffle arrangement, wherein the guidance of the individual packaging web takes place in each case between two adjacent baffles.
  • the guide is supported via arranged in the guide direction in front of the baffles guide rollers, which are preferably driven.
  • the drive rollers for the packaging material web are always on the wide side of the baffle, so that the individual packaging material web is pushed between the baffles to the common exit point for all webs and not pulled. As a result, stowage of packaging material between the baffles are repeatedly caused.
  • the invention is therefore based on the object Vorzu arbitrarily packaging material webs in a Mehrfachabrollung without congestion and with the highest possible speed or acceleration.
  • a device for packaging material web rolls by wrapping with packaging material in a winding station comprising a packaging material dispenser assembly having at least one packaging material web roll and a guiding device for guiding the packaging material webs from the individual packaging material web rolls to the winding station, comprising a baffle arrangement with at least two baffles, which on the output side looks in the direction of the direction of the packaging material web the individual packaging material web to a common guide area, is characterized in that means for generating a directed fluid flow are provided on a direction of the packaging material web surface of the individual guide plate.
  • the solution according to the invention makes it possible to generate a directed fluid flow in the web-guiding direction in order to support the transport of the packaging material web at a small distance from the guide plate on a moving fluid cushion, wherein a gaseous medium, in particular air, is preferably used as the fluid.
  • a gaseous medium in particular air
  • This flow reliably prevents adhesion of the material web to the respective guide plate and one, a sliding friction state generating relative movement between baffle and packaging material web surface, which can lead to damage to the packaging material web and impairment of transport, in particular blockages and demolition.
  • the packaging material web is securely and completely supported in the region of the baffles over the air cushion, so that undesired relative movements between baffle and packaging material web are avoided.
  • these can also be utilized as a driving force in the guiding direction of the packaging material web.
  • the means for generating a directed fluid flow are each provided either only on a surface of a baffle or on the facing away from each other surfaces of a baffle.
  • the latter possibility offers the advantage of a component reduction while simultaneously allowing the guidance of two packaging material webs on a baffle.
  • the suction effect of the fluid flow during suspended transport along the baffle is utilized.
  • the means comprise nozzles arranged in the baffle, which are coupled to a fluid supply and / or guidance system for the fluid.
  • the nozzle-containing baffles extend over a large part of the width of the packaging material web to be transported, preferably over the theoretically maximum material web width.
  • the surface is preferably flat.
  • the nozzles arranged in a guide plate are designed, dimensioned and aligned in such a way that they are suitable for generating a fluid flow whose main component is directed in the conveying direction of the packaging material web.
  • the training, dimensioning, orientation is such that they produce either a purely laminar or at least teilurburbulente, preferably turbulent flow.
  • the outlet opening of a single nozzle is preferably arranged in a plane with the material web facing the surface of the baffle or below this.
  • a plurality of nozzles are each provided on a guide plate, which are viewed in the width direction of the guide plate over the device spaced apart from each other.
  • a plurality of nozzles are provided, which are arranged spaced apart in the guide direction of the packaging material web on the baffle.
  • the spaced-apart in the width direction of the guide plate and / or guide direction of the packaging material web at the baffle nozzle can be arranged according to a first embodiment at the same distance from each other.
  • a different flow profile can be set in these directions.
  • the orientation of the individual nozzles can be the same or different for all nozzles on a baffle.
  • at least a portion of the spaced in the width direction of the baffle and / or guide direction of the packaging material web arranged at the baffle nozzle is arranged and aligned such that the resulting main flow direction of the fluid runs in the web direction of the packaging material web and thus also produces a transport-supporting effect.
  • a part of the nozzles spaced apart in the width direction of the guide plate and / or guide direction of the packaging material web is arranged at an angle to the guide direction, preferably at an angle between 0 ° and 90 °, steering, centering and / or or spreader effects are to be achieved on the leading packaging material web.
  • the outlet cross-section of a single nozzle is formed either symmetrically or asymmetrically with respect to an axis extending in the direction of the direction of the packaging material web or arranged inclined thereto.
  • equal flow conditions in relation to the axis of symmetry of the outlet cross section of the individual nozzle can be ensured in the first case, which can lead to different flow conditions in the guide direction depending on the orientation of the nozzle.
  • An asymmetrical configuration of the outlet cross-section, in combination with different orientation of the individual nozzles, has the advantage of a predefined setting of flow conditions, wherein the effect can be generated in the case of mainly identically aligned nozzles solely by the design of the outlet cross-section.
  • a plurality of nozzles with the same outlet cross-section and the same outlet direction are arranged as far as possible.
  • the turbulences are generated in a simple manner by the design of the individual nozzles. Preferably, these are provided from the inlet to the outlet opening with changing cross-sectional geometry and / or dimensioning.
  • shell-shaped nozzles are used to achieve a directional and large-scale flow in the web direction.
  • the outlet cross section of the individual nozzle is designed to ring segment-shaped.
  • the cross-section, in particular the dimensioning and / or geometry of the cross-sectional area of the nozzle in the flow direction viewed from the inlet to the outlet opening is preferably variable.
  • the cross-section of the nozzle in the flow direction from the inlet to the outlet opening at least in some areas continuously or gradually change, in particular increase.
  • the nozzles may be designed as separate elements or preferably integrated into the baffle as a structural unit.
  • the second solution offers the advantage of easy production of the nozzles by appropriate separation or molding processes in the manufacture of baffles.
  • the means for generating an at least partially turbulent fluid flow further comprise a Fluid washer sueds- and supply system, each nozzle having a baffle a separate fluid supply and / or management system or all nozzles having baffles a fluid supply and / or guide system is assigned together.
  • the first possibility offers the advantage of a self-sufficient admission of the individual baffles.
  • the second solution offers the advantage of low component count.
  • the individual nozzles on a baffle can be controlled individually, in groups or together.
  • the nozzles in different baffles can vary, especially if packaging webs with very different properties can be guided over them.
  • the inventive method for packaging material web rolls by wrapping with packaging material in a winding station comprising a packaging material dispensing arrangement with at least one packaging material web roll from which the individual packaging web is guided via guide plates of a guide device for guiding the packaging material webs to the winding station, characterized in that the guidance of the packaging material web takes place on the guide plates to form a directed fluid flow between the packaging material web and the guide plate.
  • This results in a fluid cushion which reliably prevents a relative movement between the packaging material web and baffle.
  • the risk of congestion in the enclosed space between the vanes can be reduced.
  • the fluid flow may be formed as laminar fluid flow, split turbulent or turbulent flow.
  • the fluid flows at the individual guide plates are independently controllable. This allows the use of packaging material webs with different properties are reacted quickly and without modification.
  • FIG. 1 illustrates in schematic simplified representation based on a section of a device 1 for packaging a web roll 2, the inventive design and arrangement of a guide device 3 for packaging material webs 4.1 to 4.n. These are guided from a packaging material dispensing arrangement 5, comprising a plurality of packaging material web rolls 6.1 to 6.n arranged differently within the device 1, to a winding station 7, in which the wrapping of the material web roll 2 takes place.
  • a packaging material dispensing arrangement 5 comprising a plurality of packaging material web rolls 6.1 to 6.n arranged differently within the device 1, to a winding station 7, in which the wrapping of the material web roll 2 takes place.
  • each individual packaging material web 4.1 to 4.n is carried out in each case via a packaging web guide 8.1 to 8.n, which is designed such that all packaging web guides 8.1 to 8.n run together on a common guide element 9, that is to say on the exit region formed by these run together, starting from this exit area the individual packaging material web 4.1 to 4.n to the web roll 2 is continued.
  • the guidance of the individual packaging material webs 4.1 to 4.n from the guide element 9 to the material web roll 2 is thus characterized in this area in each case by the same guide path.
  • the rest of Bru entrysweg the individual packaging material webs can be varied.
  • the guide can be supported or made in the free train via drive rollers.
  • the baffle arrangement 11 comprises a plurality of individual baffles 12.1 to 12.n, here by way of example 12.1 to 12.8, which are arranged like a fan around the guide element 9, the arrangement being such that the packaging material webs 44.1 to 4 guided on the individual baffle 12.1 to 12.8 .n are all led to the same guide element 9 out.
  • the extension of the baffles 12.1 to 12.8 takes place almost in the radial direction around the guide element 9 or around a theoretical guide region 13 which can be formed thereon and which is formed, for example, as a guide roller from the outer circumference of the guide element 9.
  • the individual baffles 12.1 to 12.8 form a portion of the individual packaging web guide 8.1 to 8.n, which can be arranged anywhere within the device 1 for packaging the web roll 2.
  • the arrangement is preferably carried out in such a way that a guidance of the packaging material webs 4.1 to 4.n, here by way of example 4.1 to 4.3 in machine direction MD results when applying a coordinate system to the device 1.
  • the x-direction describes the machine direction MD
  • the y-direction the extension transverse to the machine direction and thus the width direction
  • the z-direction represents the height direction.
  • the winding station 7 can be designed in various ways. This is characterized by two, at least over the theoretical maximum width of the material web roll 2 to be wrapped extending support rollers 15.1 and 15.2, which are arranged parallel to each other. In this case, at least one of the two support rollers 15.1 or 15.2 be designed drivable.
  • the support rollers 15.1 and 15.2 may be configured the same or different in terms of their design and dimensioning. These are arranged parallel to the axis in a plane or with vertical offset from each other.
  • the individual support rollers 15.1 and 15.2 form with the web roll 2 to be wrapped in each case a winding nip 16.1 and 16.2, wherein the individual winding nip 16.1, 16.2 as a conventional winding nip or soft winding nip by appropriate design of the surface of the support rollers 15.1, 15.2, for example, with an elastic cover can be executed.
  • the baffles 12.n and 12.n + 1, 12.1 to 12.8 here are characterized in that means 17 for producing a surface 19.11 to 19.nn, here 19.31, 19.41 and 19.51 of the baffles 12.3, which are guided on at least one packaging material web 4.1 to 4.n, here 4.1 to 4.3 to 12.5 directed fluid flow are provided.
  • the fluid is preferably a gas, in particular air.
  • the means 17 comprise nozzles 19.11 to 18.nn arranged or opening at the surfaces 19.11 to 19.nn directed towards the packaging material web 4.1 to 4.n, via which the fluid is applied to the surface 19.11 to 19.nn in a predefined direction.
  • the fluid flow can strike along the surface 19.31 of the baffle 12.3 and forms a fluid cushion, in particular air cushion, between the respective packaging material web 4.1 and baffle 12.3.
  • the generated fluid flow may be laminar, partially turbulent or fully turbulent.
  • the laminar flow is characterized by being free of turbulence, that is, swirling or cross-flow.
  • the flow is directed.
  • the turbulent fluid flow is characterized in that it has proportions of transverse flows and turbulences.
  • turbulent flows are generated since the effort to ensure a stable fluid flow is less here than with laminar flow.
  • the packaging material webs 4.1 to 4.n are shown here, for example for the packaging material webs 4.1 to 4.3, guided on the baffles 12.3, 12.4 and 12.5.
  • the guide is preferably along the surfaces 19.31, 19.41 and 19.51 of the baffles 12.3 to 12.5 free of contact due to the formed air cushion.
  • the means 17 further include a fluid supply and / or guide system 20, not shown here, which is at least indirectly coupled to the individual nozzles 18.11 to 18.nn.
  • the individual packaging material web 4.1 to 4.n each arranged between two adjacent baffles 12.1 to 12.n When in the FIG. 1 illustrated embodiment, the individual packaging material web 4.1 to 4.n each arranged between two adjacent baffles 12.1 to 12.n.
  • the arrangement of the fan-like arranged baffles 12.1 to 12.n preferably takes place such that the continuation of the individual packaging material web 4.1 to 4.n takes place essentially in the horizontal direction.
  • the supply to the guide element 9, which is integrated in the web guide all takes place in dependence on the position of the individual baffles 12.1 to 12.n in a guide direction with high x-component, otherwise with a very high z-component. This makes it possible that the individual packaging material web rolls 6.1 to 6.n can be placed at different locations and the arrangement can be relatively independent within the device 1 for packaging the web roll 2.
  • a fluid flow is generated along the surface of the baffles 12.1 to 12.n, wherein the main flow component is aligned in the guide direction of the respective packaging material web 4.1 to 4.n.
  • the packaging material web 4.1 to 4.n is sucked contactlessly in the direction of the surface 19.11 to 19.nn of the respective baffle 12.1 to 12.n facing it and at the same time conveyed in the running direction when the component is so large in the guide direction is that even a driving force on the packaging material web 4 can act.
  • a fluid flow is generated whose main direction is in the conveying direction of the packaging material web 4.1 to 4.n.
  • the nozzles 18.11 to 18.nn are configured accordingly, dimensioned and aligned, wherein the flow direction and the intensity of the fluid flow can be controlled via the geometry, dimensioning, arrangement and alignment of the nozzles.
  • FIG. 2a illustrates in an enlarged view the fanned arrangement of the individual baffles 12.1, here representative of the baffles 12.2 to 12.8, and the packaging material webs 4.2 to 4.5, each between the adjacent baffles arranged 12.2 and 12.3 or 12.3 and 12.4 or 12.4, 12.5 and 12.5 and 12.6 be guided.
  • the complete representation of the individual nozzles 18.11 to 18.nn is dispensed with.
  • only one nozzle 18.2n, 18.3n, 18.4n per baffle 12.1 to 12.4 is shown by way of example, which opens at the surface 19.21, 19.31, 19.41 and 19.51.
  • the arrangement in the packaging material web guiding direction can also take place one behind the other.
  • the two adjacent baffles 12.n and 12.n + 1 each form a guide channel through which a single packaging material web 4.n is guided.
  • FIG. 2b illustrates the FIG. 2b a particularly advantageous embodiment with guidance of two packaging material webs, here 4.1 and 4.2 between the two adjacently arranged baffles 12.1 and 12.2, and the packaging material webs 4.3 and 4.4 between the adjacent baffles 12.2 and 12.3 and the packaging material webs 4.5 and 4.6 between the adjacent baffles 12.3 and 12.4.
  • the outlet openings of the nozzles 18.11, 18.12, 18.21, 18.22, 18.31, 18.32, 18.41, 18.42 open to the respective surface.
  • the individual nozzles 18.11, 18.12, 18.21, 18.22, 18.31, 18.32, 18.41, 18.42 preferably extend at least partially through the baffle 12.1 to 12.n, wherein the fluid supply and / or guide system at least partially in the baffles 12.1 to 12th n is integrated with, and coupled to the individual nozzles 18.11, 18.12, 18.21, 18.22, 18.31, 18.32, 18.41, 18.42.
  • the respective baffle 12.1 to 12.n is characterized by a hollow profile body, wherein the coupling takes place via the chamber forming the cavity.
  • the nozzles 18.11, 18.12, 18.21, 18.22, 18.31, 18.32, 18.41, 18.42 are preferably an integral part of the baffles 12.1 to 12.n, that is to be incorporated into this.
  • nozzles 18.11, 18.12, 18.21, 18.22, 18.31, 18.32, 18.41, 18.42 exist a plurality of possibilities. Their orientation, arrangement and dimensioning can be used to control the direction and / or intensity of the fluid flow.
  • all nozzles 18.1 to 18.n can preferably be configured identically on a baffle 12 and with respect to their arrangement at an angle ⁇ , preferably in the range between> 0 ° and ⁇ 90 °, that is transversely to the guide direction the packaging material web and in the direction of the packaging material web guide path preferably be arranged at uniform intervals from each other.
  • the arrangement can also take place at an angle ⁇ between guide path direction and nozzle 18, which can be described in a plane which is describable by the surface 19.1 to 19.n of the guide plates 12.1 to 12.n and a perpendicular thereto, in particular perpendicular to the guide direction.
  • the angle ⁇ is preferably also in the range between> 0 ° and ⁇ 90 °.
  • FIG. 3a An embodiment with the same configuration, arrangement and orientation of the individual nozzles 18.1 to 9.n is in FIG. 3a played.
  • the same effects with regard to the support of the packaging material web 4.1 to 4.n can be achieved over the entire web guide path on the baffle 12.1 to 12.n and over the width of the respective guide baffle 12.1 to 12.n.
  • FIG. 3a are the nozzles 18.1 to 18.n in a view from above of the respective baffle, here the baffle 12 considered, preferably across the width of the baffle 12, which is denoted by b max , arranged at equal distances b to each other.
  • the arrangement is thus in rows.
  • the rows in the guide direction for the packaging material web are likewise preferably arranged at regular intervals a from each other.
  • FIG. 3b illustrates the FIG. 3b
  • an embodiment with different arrangement of the individual nozzles 18.1 to 18.n in the guide direction which is illustrated here by means of arrow and transverse to this.
  • FIG. 3b are exemplary different distances a1 to, in particular a1 and a2 provided in the guide direction, while the nozzles are arranged 18.1 to 18.n with the distances b1 to bn to each other across the width b max of the baffle 12.
  • the nozzle form must be capable of producing the desired fluid flow, laminar, fractional turbulent or turbulent.
  • the individual nozzles are preferably 18.1 to 18.n as so-called shell nozzles, as well as in the FIGS. 4a and 4b illustrated, formed.
  • This nozzle shape is characterized by an airfoil cross section which changes in the direction of flow between the fluid supply device and the outlet opening 12, as well as an outlet cross section formed in the form of a ring segment.
  • FIG. 3c is the arrangement of the individual nozzles, here for example 18.1 and 18.2, characterized in that viewed over the width of the individual nozzles, in particular nozzle outlet openings 22.1, 22.2, are aligned differently and thus can produce a main flow component in different directions.
  • the individual nozzles are preferably formed in the center region 21 over the width of the guide plate 12 with alignment in the feed direction for the packaging material web, while the alignment of the remaining nozzles 18.2 is inclined to the feed direction, here for example at an angle ⁇ .
  • the angle for the individual nozzles 18.2 can be designed differently.
  • the arrangement of the nozzles 18.1 and 18.2 takes place here in the y-direction, that is transversely to the guide path of the packaging material web in rows of nozzles, each characterized by the arrangement of uniformly spaced individual nozzles 18.1, 18.2 transversely to the guide path. Furthermore, a plurality of such rows are viewed parallel to one another in the guide direction of the packaging material web, that is to say arranged in the x direction of the guide plate 12. However, the individual rows are arranged offset to one another in the width direction such that in each case the adjacent rows in the guide direction are characterized by an arrangement on the gap.
  • the nozzles 18.1, 18.2 are in this case characterized by an outlet opening 22.1 to 22.2, which is viewed in the width and viewed in the longitudinal direction with respect to the dimensions variable.
  • the maximum extent of the outlet opening takes place in the longitudinal direction, that is, in the direction of the desired guide path.
  • the directional components impressed through the outlet openings 22.1 to 22.2 of the fluid flow at an angle to the web guiding direction are here smaller than in the direction of the main component of the flow.
  • FIG. 4a illustrates an example of an embodiment of a nozzle 18 in the form of a shell nozzle in a view from above. This is characterized by a substantially annular segment-shaped cross section of the outlet opening 22.
  • FIG. 4a illustrates a view from above of the guide element 5.
  • the FIG. 4b the nozzle 18 is further characterized in terms of its cross-section in the z-direction, that is in the height direction of the baffle 12 also by a changing cross-section as viewed in cross-section in a section through an axial section through the guide plate , wherein here the outlet opening 22 is characterized from the nozzle 18 by a cross-sectional enlargement.
  • the cross-sectional profile within the nozzle 18 in the direction of flow is characterized here essentially by an inclination with respect to the z-direction. However, it is also conceivable to make this area curved here to assist and influence the flow.
  • the geometric shape and / or dimensioning of the cross-sectional areas can change in the direction of flow.
  • the change of the cross section can be continuous or stepwise as shown.
  • the nozzle arrangements in the different baffles can also be different.
  • FIG. 5 illustrate two possible arrangements of a guide device 3 according to the invention in a machine device 1 for packaging a web roll.
  • the arrangement is analogous to FIG. 1 , Visible here is the web roll 2, which is wrapped in a winding station 7 with the packaging material.
  • the packaging material webs 4.1 to 4.3 are provided via corresponding packaging material web rolls 6.1 to 6.3 of the packaging material web dispenser assembly 5 and supplied via the baffle arrangement 11 and in each case the winding roll or web roll 2 for wrapping.
  • the packaging material web guide is here substantially horizontally, wherein the baffle arrangement is formed with a component in the x-direction and feeds the respective packaging material web 4.1 to 4.3 and the guide element 9 and about this the outer periphery of the web roll.
  • FIG. 5 illustrated embodiment illustrated FIG. 6 an alternative arrangement in which the station 7 and the packaging material dispenser assembly 5 are arranged offset from each other in the vertical direction.
  • the guide device 3 is here preferably arranged centrally between the individual packaging material web rolls 6.1 and 6.n and the winding station 7 in the vertical direction.
  • each of the baffles 12.1 to 12.n preferred rollers for guiding the individual packaging material webs are assigned, which also causes a component in the conveying direction of the packaging material web.
  • the solution according to the invention is not limited to the statements in the FIGS. 1 to 6 limited. Other embodiments that make use of the basic idea of the solution according to the invention are also conceivable.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)
  • Advancing Webs (AREA)
EP09155200A 2008-03-18 2009-03-16 Vorrichtung und Verfahren zum Verpacken von Materialbahnrollen Withdrawn EP2103524A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200810000740 DE102008000740A1 (de) 2008-03-18 2008-03-18 Vorrichtung und Verfahren zum Verpacken von Materialbahnrollen

Publications (1)

Publication Number Publication Date
EP2103524A1 true EP2103524A1 (de) 2009-09-23

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EP (1) EP2103524A1 (da)
CN (1) CN201447071U (da)
DE (1) DE102008000740A1 (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016225223A1 (de) * 2016-12-16 2018-06-21 Krones Aktiengesellschaft Transportabschnitt und Verfahren zur Förderung von Folienabschnitten geringer Folienstärke zu Verpackungszwecken

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3991538A (en) * 1975-01-27 1976-11-16 Owens-Corning Fiberglas Corporation Packaging apparatus for compressible strips
DE3314289A1 (de) * 1983-04-20 1984-10-25 Grünzweig + Hartmann und Glasfaser AG, 6700 Ludwigshafen Verfahren zum umwickeln eines sich drehenden ballens aus wickelmaterial, insbesondere aus einer kaschierten mineralfaserbahn, mit einer schutzbahn zur verpackung, sowie vorrichtung zur durchfuehrung des verfahrens
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DE19530257A1 (de) 1995-08-17 1997-02-20 Voith Sulzer Finishing Gmbh Vorrichtung und Verfahren zum Verpacken einer Materialbahnrolle
DE19907706A1 (de) * 1999-02-23 2000-08-24 Krauss Maffei Kunststofftech Vorrichtung zum Transportieren von scheibenförmigen Substraten
EP1277658A1 (de) * 2001-07-18 2003-01-22 Voith Paper Patent GmbH Vorrichtung und Verfahren zum Verpacken einer Materialbahnrolle

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3991538A (en) * 1975-01-27 1976-11-16 Owens-Corning Fiberglas Corporation Packaging apparatus for compressible strips
DE3314289A1 (de) * 1983-04-20 1984-10-25 Grünzweig + Hartmann und Glasfaser AG, 6700 Ludwigshafen Verfahren zum umwickeln eines sich drehenden ballens aus wickelmaterial, insbesondere aus einer kaschierten mineralfaserbahn, mit einer schutzbahn zur verpackung, sowie vorrichtung zur durchfuehrung des verfahrens
DE4340515A1 (de) 1993-11-29 1995-06-01 Kleinewefers Gmbh Verfahren und Vorrichtung zum Verpacken einer Materialbahnrolle
DE19530257A1 (de) 1995-08-17 1997-02-20 Voith Sulzer Finishing Gmbh Vorrichtung und Verfahren zum Verpacken einer Materialbahnrolle
DE19907706A1 (de) * 1999-02-23 2000-08-24 Krauss Maffei Kunststofftech Vorrichtung zum Transportieren von scheibenförmigen Substraten
EP1277658A1 (de) * 2001-07-18 2003-01-22 Voith Paper Patent GmbH Vorrichtung und Verfahren zum Verpacken einer Materialbahnrolle

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