EP3051013B1 - Verfahren zur Führung einer Vliesbahn - Google Patents

Verfahren zur Führung einer Vliesbahn Download PDF

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Publication number
EP3051013B1
EP3051013B1 EP15153315.5A EP15153315A EP3051013B1 EP 3051013 B1 EP3051013 B1 EP 3051013B1 EP 15153315 A EP15153315 A EP 15153315A EP 3051013 B1 EP3051013 B1 EP 3051013B1
Authority
EP
European Patent Office
Prior art keywords
nonwoven web
stabilizing plate
roller
conveying direction
conveyed
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.)
Active
Application number
EP15153315.5A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3051013A1 (de
Inventor
Hans-Georg Geus
Felix Goretzki
Alexander Klein
Michael Nitschke
Detlef Frey
Martin Neuenhofer
Hans-Jürgen Hofemeister
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.)
Reifenhaeuser GmbH and Co KG Maschinenenfabrik
Original Assignee
Reifenhaeuser GmbH and Co KG Maschinenenfabrik
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 Reifenhaeuser GmbH and Co KG Maschinenenfabrik filed Critical Reifenhaeuser GmbH and Co KG Maschinenenfabrik
Priority to PL18158408T priority Critical patent/PL3372719T3/pl
Priority to SI201531099T priority patent/SI3372719T1/sl
Priority to ES15153315T priority patent/ES2696453T3/es
Priority to ES18158408T priority patent/ES2773997T3/es
Priority to EP18158408.7A priority patent/EP3372719B1/de
Priority to SI201530500T priority patent/SI3051013T1/sl
Priority to EP15153315.5A priority patent/EP3051013B1/de
Priority to PL15153315T priority patent/PL3051013T3/pl
Priority to MX2016000875A priority patent/MX365033B/es
Priority to ARP160100174A priority patent/AR103590A1/es
Priority to JP2016012408A priority patent/JP6261628B2/ja
Priority to MYPI2016700278A priority patent/MY191306A/en
Priority to BR102016001861-7A priority patent/BR102016001861B1/pt
Priority to IL243819A priority patent/IL243819B/he
Priority to US15/009,106 priority patent/US10094058B2/en
Priority to CN201610060566.2A priority patent/CN105836514B/zh
Priority to KR1020160011502A priority patent/KR101870502B1/ko
Priority to RU2016103046A priority patent/RU2634001C2/ru
Publication of EP3051013A1 publication Critical patent/EP3051013A1/de
Application granted granted Critical
Publication of EP3051013B1 publication Critical patent/EP3051013B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/12—Stretch-spinning methods
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C29/00—Finishing or dressing, of textile fabrics, not provided for in the preceding groups
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/28—Registering, tensioning, smoothing or guiding webs longitudinally by longitudinally-extending strips, tubes, plates, or wires
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/26—Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
    • D04H3/03—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments at random
    • D04H3/033—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments at random reorientation immediately after yarn or filament formation
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/14—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C15/00—Calendering, pressing, ironing, glossing or glazing textile fabrics
    • D06C15/02—Calendering, pressing, ironing, glossing or glazing textile fabrics between co-operating press or calender rolls
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C15/00—Calendering, pressing, ironing, glossing or glazing textile fabrics
    • D06C15/08—Rollers therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2404/00—Parts for transporting or guiding the handled material

Definitions

  • the invention relates to a method for guiding a conveyed in a conveying direction F nonwoven web of plastic fibers.
  • Such nonwoven webs are usually guided over the guide rollers and / or treatment rollers after the deposition of the plastic fibers to the nonwoven web.
  • the treatment rollers can be, for example, compacting rollers for compaction of the nonwoven web or calender rolls for calendering the nonwoven web.
  • a feed device for the nonwoven web is provided in the form of a conveyor belt, on which the nonwoven web can be fed to the calender or to the nip on the calender.
  • the conveyor belt has a slope towards the calender or towards the nip.
  • an auxiliary device for an undisturbed transition of the web is provided in the nip. Part of this auxiliary device may be a arranged in the transition region short baffle. This device or the process to be carried out with it has not been proven in practice. The resulting webs also have undesirable inhomogeneous properties.
  • the invention is the technical problem of providing a method of the type mentioned, with which the above-described disadvantages can be effectively avoided.
  • a nonwoven web having a basis weight of less than 20 g / m 2 , preferably less than 15 g / m 2 and preferably less than 10 g / m 2 is conveyed.
  • basis weights below 20 g / m 2 especially at basis weights below 15 g / m 2 and especially at basis weights below 10 g / m 2 , the invention has proven very special.
  • Nonwoven web means in the context of the invention, moreover, a nonwoven web of only one Filamentablage or even a nonwoven web laminate of several Filamentablagen.
  • plastic filaments are used as plastic fibers.
  • Nonwoven webs made of continuous filaments are characterized by very particular aerodynamic properties and in this respect differ significantly from nonwoven webs of short fibers.
  • plastic fibers or plastic filaments made of thermoplastic material are used in the context of the invention.
  • a preferred embodiment of the method according to the invention is characterized in that at least one spunbond nonwoven web and / or at least one meltblown nonwoven web is used as the nonwoven web.
  • These types of nonwoven webs have proven particularly useful in the context of the method according to the invention and also in the nonwoven web guiding device according to the invention.
  • Spunbond nonwoven webs and / or meltblown nonwoven webs are characterized by special properties when exposed to air or when aerodynamically influenced, and they can be conveyed in a particularly functional and trouble-free manner within the scope of the method according to the invention or with the nonwoven web guiding device according to the invention.
  • the conveyed nonwoven web corresponds to a laminate of at least one spunbond nonwoven web and at least one meltblown nonwoven web. Also particularly suitable is a laminate having the layer sequence spunbond nonwoven web / meltblown nonwoven web / spunbond nonwoven web (SMS laminate).
  • SMS laminate layer sequence spunbond nonwoven web / meltblown nonwoven web / spunbond nonwoven web
  • At least one stabilizing plate is arranged in the conveying direction in front of a roll or in front of a roll aggregate. It is within the scope of the invention that the nonwoven web in the conveying direction F in front of the roller or in front of the roller unit via a first conveyor section is free or substantially free and wherein in this first conveyor section at least one stabilizing plate before or understoffbar before the roller or the roller unit is arranged. Free guidance of the nonwoven web here and below means, in particular, that the nonwoven web is not guided / treated by rollers or roll aggregates in this conveying section and expediently also is not guided by means of a depositing device or by means of a filing screen belt.
  • the at least one stabilization plate can be arranged below the nonwoven web and / or above the nonwoven web.
  • a stabilizing plate arranged below the nonwoven web the distance a between the upper side of the stabilizing plate and the underside of the nonwoven web is measured, and at a stabilizing plate arranged above the nonwoven web, the distance a between the underside of the stabilizing plate and the upper side of the nonwoven web is measured.
  • the nonwoven web is conveyed freely or essentially freely in the conveying direction F behind a roll or behind a roll aggregate via a second conveying section and in this second conveying section at least one stabilizing plate behind or immediately behind the roll or the roller unit arranged.
  • the at least one stabilization plate can be positioned below the nonwoven web and / or above the nonwoven web.
  • the nonwoven web is guided freely or essentially freely in the conveying direction F in front of a roll or in front of a roll aggregate and in this first conveying section at least one stabilizing plate before or below the roll or before the roll is arranged in the roller assembly and that the nonwoven web is conveyed freely or substantially freely in the conveying direction F behind the roller or the roller assembly via a second conveyor section and that in this second conveyor section at least one stabilizing plate behind or immediately behind the roller or the Roller unit is positioned.
  • Roller assembly means in the context of the invention at least two rollers arranged one above the other with their roller axes. These may be guide rollers and / or treatment rollers.
  • a roller assembly comprises two spaced-apart superposed rollers and advantageously the nonwoven web is guided in an S-shape over or through this roller assembly (in the sense of an S-roll take-off).
  • the nonwoven web can first be guided over the upper roll of the roll aggregate or first passed past the lower roll of the roll aggregate.
  • the nonwoven web is first passed over the upper roll of the roll aggregate and then around the lower roll of the roll aggregate.
  • At least one or a stabilizing plate below the funded or freely conveyed nonwoven web arranged in the first conveying section before or immediately before the above-described roller assembly (S-roller assembly).
  • at least one planar deflecting element for deflecting the air conveyed on the surface of the conveyed nonwoven web is provided in the conveying direction behind this roll aggregate and particularly preferably directly behind the upper roll of this roll aggregate.
  • the planar deflecting element preferably directs the air conveyed along by the nonwoven web surface upwards.
  • a variant of the first embodiment explained above is characterized in that, in addition to the stabilizing plate arranged in front of the roll aggregate (S-roll aggregate) and below the nonwoven web, at least one additional stabilizing plate or an additional stabilizing plate is arranged in a second conveying section behind or behind the roll aggregate is.
  • this stabilizing plate can be arranged above the conveyed nonwoven web or below the conveyed nonwoven web.
  • the nonwoven web further guided behind the roll aggregate can be stabilized with respect to air flow effects resulting from air conveyed with the nonwoven web via the roll aggregate.
  • a second embodiment of the invention is characterized in that at least one stabilizing plate or stabilizing plate is arranged above the nonwoven web in the first conveying section before or immediately before the above-described roller aggregate (S roller aggregate).
  • the planar deflecting element is preferably formed curved and the arc extends suitably from the bottom of the nonwoven web downwards.
  • a further proven embodiment of the invention is characterized in that at least two treatment rollers - preferably two treatment rollers - with their axes are preferably arranged directly above one another and that only a narrow treatment gap (so-called nip) is present between the two treatment rollers.
  • the nonwoven web is guided through this nip and preferably both treatment rollers act on the nonwoven web, from above and from below.
  • the treatment rollers are compaction rollers or calender rollers.
  • the aggregate of the at least two treatment rollers is referred to here and below as a treatment roller assembly.
  • Such a treatment roller assembly thus expediently has a treatment gap or nip through which the conveyed nonwoven web is guided.
  • a first variant of the invention with this treatment unit is characterized in that in the conveying direction F of the nonwoven web at least one stabilizing plate - preferably a stabilizing plate - is arranged before or immediately before the roller assembly and is positioned above the nonwoven web according to the recommended embodiment.
  • the nonwoven web according to a variant instead of being released also rest on a storage device or on a Ablagesiebband and the stabilizing plate is then conveniently arranged above the storage device or on the Ablagesiebband so that the funded nonwoven web itself between storage device or Ablagesiebband and arranged above stabilization plate.
  • the stabilization plate is positioned at a distance a above the conveyed nonwoven web.
  • a second variant of the invention with the treatment roller assembly is characterized in that in the conveying direction F of the nonwoven web before or immediately before the treatment roller assembly, a stabilizing plate above the nonwoven web and a stabilizing plate is disposed below the nonwoven web.
  • the conveyed nonwoven web is guided, at least in regions, through an intermediate gap between the stabilizing plate arranged below the nonwoven web and the stabilizing plate positioned above the nonwoven web.
  • the ends of the stabilizing plates are aligned in the vertical direction or substantially aligned.
  • an offset or a small offset to be realized between the stabilization plates.
  • a stabilization plate on its surface facing the nonwoven web has a plurality of grooves, wherein the grooves according to a variant embodiment may be aligned at least partially parallel to each other.
  • the grooves may for example also be arranged in a herringbone pattern.
  • openings or pressure compensation openings can be positioned in the region or in the grooves. It is possible that air is sucked through the pressure equalization openings from the intermediate area between nonwoven web and stabilizing plate. It is within the scope of the invention that the air flows between nonwoven web and stabilizing plate can be adjusted or influenced in an advantageous manner by the number and arrangement of the grooves and / or by the number and arrangement of the pressure equalization openings.
  • the stabilizing element is expediently designed as a planar deflecting element.
  • the air conveyed by the conveyed nonwoven web on the nonwoven web surface can be deflected or deflected away from the nonwoven web surface in an effective manner.
  • the flat deflecting element is expediently designed as a flat deflecting plate.
  • Such a flat deflecting element is arranged above and / or below the conveyed nonwoven web, so that air entrained by the nonwoven web top side and / or entrained air from the nonwoven web underside can be deflected away from the nonwoven web surface with the aid of the planar deflecting element or planar deflecting plate. Examples for this are explained in more detail in the description of the figures.
  • the conveyed nonwoven web is conveyed at a conveying speed of greater than 600 m / min, preferably greater than 700 m / min and particularly preferably greater than 750 m / min. It is within the scope of the invention that the conveyed nonwoven web in the region of a stabilizing plate or in the region of at least one stabilizing plate is guided free of gas loading and thus free of any air impingement and free of steam. Conveniently, therefore, the nonwoven web is not specifically or not artificially charged with a gas and thus not with air or steam.
  • At least one feed device for the conveyed nonwoven web is present, wherein at least one guide and / or treatment roll (roller) for the nonwoven web or at least one roller assembly of at least two guide rollers and / or treatment rollers (rollers ) is arranged for the nonwoven web in the conveying direction of the nonwoven web behind the supply device, wherein in the conveying direction F before or immediately before the roller or the roller assembly and / or in the conveying direction F behind or immediately behind the roller or the roller assembly at least one in Conveying direction F and transverse to the conveying direction F of the nonwoven web extending stabilizing plate is provided.
  • at least one guide and / or treatment roll (roller) for the nonwoven web or at least one roller assembly of at least two guide rollers and / or treatment rollers (rollers ) is arranged for the nonwoven web in the conveying direction of the nonwoven web behind the supply device, wherein in the conveying direction F before or immediately before the roller or the roller assembly and / or in the conveying direction F behind or immediately
  • the shortest distance A 1 between the roller-side end of a arranged in the conveying direction F before the roller or before the roll aggregate stabilizing plate and the stabilizing plate downstream in the conveying direction roller or first roller 0.2 to 500 mm, preferably 0.2 to 200 mm, preferably 0.2 to 100 mm and particularly preferably 0.2 to 50 mm. According to one embodiment, the distance A 1 amounts to 0.2 to 40 mm.
  • the shortest distance A 2 between the roller-side end of a in the conveying direction F behind the roller or behind the roller assembly arranged stabilizing plate and the stabilizing plate in the conveying direction upstream roller or last roll of the roll unit 0.2 to 500 mm, preferably 0.2 to 150 mm, preferably 0.2 to 100 mm.
  • the feeding device for feeding the nonwoven web used in the context of the invention may, for example, be a conveyor belt or a conveyor belt of a storage screen belt or another depositing device which conveys the nonwoven web in the conveying direction F. In principle, however, it is also possible to use any device with which the aid can move the nonwoven web in the conveying direction F.
  • a roller assembly is provided from at least two guide rollers, wherein the two guide rollers are arranged with the proviso that the funded nonwoven web is first passed over an upper guide roller and subsequently thereto at a lower roller arranged below the upper Guide roller is guided.
  • the guidance may also be reversed, i.
  • the conveyed nonwoven web is first passed along the lower guide roller and then passed over the upper guide roller.
  • the roller assembly has at least two treatment rollers, wherein the treatment rollers are arranged with the proviso that the conveyed nonwoven web is passed through a treatment nip or nip between the two treatment rollers.
  • a preferred embodiment of the guide device according to the invention is characterized in that the at least one stabilizing plate is designed as a stationary stabilizing plate.
  • the at least one stabilizing plate or the stabilizing plates in particular outside the operation of the guide device with respect to their position is adjustable or finely adjustable / are.
  • At least one stabilizing element is designed as a planar deflecting element, preferably as a flat deflecting plate.
  • the planar deflecting element or the deflecting plate arranged at a small distance u to the nonwoven web surface Umlenkzunge, wherein by means of the Umlenkzunge of the nonwoven web at the nonwoven web surface mitge organizerte air is deflected or deflected over the planar deflecting element of the nonwoven web surface.
  • the invention is based on the finding that with the method according to the invention or with the nonwoven web guiding device according to the invention an optimal functionally reliable and trouble-free guidance of nonwoven webs is possible, in particular also of nonwoven webs with a small thickness and with a low basis weight.
  • the disturbing influence of air currents can be largely reduced or minimized with the aid of the guiding measures according to the invention, so that unwanted fluttering of the nonwoven web no longer occurs or occurs only negligibly.
  • the running behavior of the moving nonwoven web can be remarkably improved in comparison to many known methods and guide devices. Undesirable high trains are not required, so even the resulting unwanted Reductions in nonwoven web width as well as undesirable reductions in cross direction strength of the nonwoven web do not occur.
  • the technical problem according to the invention can be solved with relatively simple and cost-effective measures, namely surprisingly effective and reliable.
  • the figures show a nonwoven web guiding device for carrying out the method according to the invention for guiding a nonwoven web 1 of plastic fibers conveyed in a conveying direction F.
  • the plastic fibers are preferably and in the exemplary embodiment plastic endless filaments, these plastic filaments being suitable made of thermoplastic material.
  • the nonwoven web 1 it may be a spunbond nonwoven web in the exemplary embodiment according to the figures.
  • a nonwoven web laminate as the nonwoven web, the laminate then preferably comprising at least one spunbond nonwoven web and one meltblown nonwoven web, and particularly preferably a laminate having a layer sequence of spunbond nonwoven web / meltblown nonwoven web / spunbond web.
  • SMS Nonwoven web
  • the nonwoven web 1 has a web thickness d of less than 2 mm and preferably has a basis weight of less than 20 g / m 2 , more preferably less than 15 g / m 2 .
  • the nonwoven web 1 comes in touching contact with guide rollers 2 and / or treatment rollers 3.
  • a guide roller assembly 4 has a plurality of guide rollers 2, preferably two guide rollers 2 and a treatment unit 5 has a plurality of treatment rollers 3, preferably two treatment rollers 3.
  • the Fig. 1 shows a nonwoven web guide device according to the prior art. Here, the nonwoven web 1 is guided only over the two guide rollers 2 of an S-shaped guide roller assembly 4.
  • the Fig. 2 to 5 show one too Fig. 1 Analog nonwoven web guiding device for carrying out the method according to the invention.
  • the nonwoven web 1 is in turn passed over an S-shaped guide roller assembly 4 of two guide rollers 2 arranged directly above one another.
  • stabilizing plate 6 is provided in the conveying direction F before or immediately before the guide roller assembly 4 or before / immediately before the upper guide roller 2 in the conveying direction F and transverse to the conveying direction F of the nonwoven web 1 extending stabilizing plate 6 is provided.
  • the stabilization plate 6 is arranged below the nonwoven web 1 at a distance a from the nonwoven web.
  • the distance a may be between 0.1 and 3 mm in the exemplary embodiment.
  • Stabilizing plate 6 arranged below nonwoven web 1 can control the air entrained on the lower surface of nonwoven web 1 in a functionally reliable manner.
  • a planar deflecting element 7 in the form of a planar deflecting plate 7 is positioned behind the guide roller assembly 4 or. With the help of this flat deflecting element 7, the entrained at the top of the funded nonwoven web 1 air is deflected upward, so that the air flow is not - as in the embodiment of Fig. 1 - Can meet on the conveyed behind the guide roller assembly 4 nonwoven web 1.
  • planar deflecting element 7 is preferred and arc-shaped in the exemplary embodiment, so that the entrained with the nonwoven web 1 air is deflected upward.
  • the Fig. 3 shows another embodiment of the nonwoven web guiding device.
  • a stabilizing plate 6 at a distance a below the nonwoven web 1 is arranged.
  • a further stabilizing plate 6 is arranged at a distance a above the nonwoven web 1. Also, this will be on the right side of the Fig. 1 shown negative influence of entrained by the nonwoven web 1 and guided over the upper guide roller 2 air effectively avoided by the nonwoven web 1 is protected behind the guide roller assembly 4 of the positioned above the nonwoven web 1 stabilizing plate 6 from this adverse air flow.
  • the Fig. 4 shows a similar embodiment as the Fig. 2 , Here, however, immediately behind the guide roller assembly 4, the second stabilizing plate 6 is arranged at a distance a below the nonwoven web 1. However, this also effectively avoids the negative influence of the air flow described above. The nonwoven web 1 can function safely and continue largely without deformation on the second stabilizing plate 6.
  • a stabilizing plate 6 positioned at a distance above the nonwoven web 1 a.
  • This stabilizing plate 6 arranged at the top has the effect that the air entrained on the upper side of the nonwoven web 1 does not act as in FIG Fig. 1 shown on the right side - the non-woven web 1 continued beyond the guide roller assembly 4 can adversely affect or act upon.
  • a planar deflecting element 7 is arranged with the proviso that the mitgechante on the underside of the nonwoven web 1 air is deflected away by means of this planar deflecting element 7 of the nonwoven web 1.
  • this planar deflecting element 7 has a deflecting tongue 8 arranged at a small distance u from the lower nonwoven web surface and, starting from this deflecting tongue 8, the planar deflecting element 7 is bent downwards.
  • the Fig. 6 shows another embodiment of the nonwoven web guiding device.
  • the conveyed nonwoven web 1 is guided through a narrow treatment nip 9 (nip) between an upper treatment roller 3 and a lower treatment roller 3 of a treatment roller assembly 5.
  • the treatment roller assembly 5 may be a calender roller assembly.
  • at least one treatment roller 3 of this calender roll aggregate or treatment roll aggregate 5 is heated.
  • the nonwoven web 1 is still guided in the conveying direction in front of this treatment roller assembly 5 on a Ablagesiebband 10.
  • a stabilizing plate 6 is positioned above the nonwoven web 1 at a distance a immediately before the treatment roller assembly 5.
  • a treatment roller assembly 5 according to the nonwoven web guiding device Fig. 6 shown.
  • the through the treatment gap 9 of the treatment roller assembly 5 guided nonwoven web 1 is passed immediately before the treatment roller assembly 5 between two stabilizing plates 6.
  • Each stabilizing plate 6 is positioned at a distance a above or below the nonwoven web 1. Negative influences of both the top and at the bottom of the nonwoven web 1 mitge formulaten air can be effectively avoided by this arrangement.
  • the nonwoven web 1 is also guided by a treatment roller assembly 5 of two treatment rollers 3.
  • the guided through the treatment nip 9 nonwoven web 1 is performed immediately before the treatment roller assembly 5 via a stabilizing plate 6.
  • the stabilizing plate 6 is arranged at a distance a below the nonwoven web 1.
  • a planar deflection element 7 on the nonwoven web 1 is present and with the help of this planar deflecting element 7 can be deflected away from the nonwoven web 1 at the top of the nonwoven web 1 mitgechelte air.
  • the flat deflecting element 7 has a deflecting tongue 8 arranged at a short distance u from the upper nonwoven web surface.
  • the planar deflecting element 7 is formed bent upwards.
  • mitge organizerte air is deflected over the arc of the planar deflecting element 7 upwards.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Nonwoven Fabrics (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Unwinding Webs (AREA)
  • Advancing Webs (AREA)
EP15153315.5A 2015-01-30 2015-01-30 Verfahren zur Führung einer Vliesbahn Active EP3051013B1 (de)

Priority Applications (18)

Application Number Priority Date Filing Date Title
PL18158408T PL3372719T3 (pl) 2015-01-30 2015-01-30 Urządzenie prowadzące wstęgę włókniny
SI201531099T SI3372719T1 (sl) 2015-01-30 2015-01-30 Naprava za vodenje netkane koprene
ES15153315T ES2696453T3 (es) 2015-01-30 2015-01-30 Procedimiento de guiado de una banda no tejida
ES18158408T ES2773997T3 (es) 2015-01-30 2015-01-30 Dispositivo de guía para tiras de tela no tejida
EP18158408.7A EP3372719B1 (de) 2015-01-30 2015-01-30 Vliesbahn-führungsvorrichtung
SI201530500T SI3051013T1 (sl) 2015-01-30 2015-01-30 Postopek za vodenje netkane koprene
EP15153315.5A EP3051013B1 (de) 2015-01-30 2015-01-30 Verfahren zur Führung einer Vliesbahn
PL15153315T PL3051013T3 (pl) 2015-01-30 2015-01-30 Sposób prowadzenia wstęgi włókniny
MX2016000875A MX365033B (es) 2015-01-30 2016-01-21 Procedimiento y aparato para guiar una banda no tejida.
ARP160100174A AR103590A1 (es) 2015-01-30 2016-01-22 Procedimiento para la guía de una vía de material no tejido y dispositivo guía de la vía de material no tejido
JP2016012408A JP6261628B2 (ja) 2015-01-30 2016-01-26 不織布ウェブを案内するための方法及び不織布ウェブガイド装置
MYPI2016700278A MY191306A (en) 2015-01-30 2016-01-27 Method and apparatus for guiding a nonwoven web
BR102016001861-7A BR102016001861B1 (pt) 2015-01-30 2016-01-27 Método para guiar uma folha contínua de tecido não tecido e dispositivo guia de folhas contínuas de tecido não tecido
IL243819A IL243819B (he) 2015-01-30 2016-01-28 התקן ושיטה להנחיית אריג לא שזור
US15/009,106 US10094058B2 (en) 2015-01-30 2016-01-28 Method and apparatus for guiding a nonwoven web
CN201610060566.2A CN105836514B (zh) 2015-01-30 2016-01-29 用于引导无纺织物的方法和装置
KR1020160011502A KR101870502B1 (ko) 2015-01-30 2016-01-29 부직 웹을 안내하는 방법 및 장치
RU2016103046A RU2634001C2 (ru) 2015-01-30 2016-01-29 Способ направления нетканого полотна и направляющее устройство

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP15153315.5A EP3051013B1 (de) 2015-01-30 2015-01-30 Verfahren zur Führung einer Vliesbahn

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP18158408.7A Division EP3372719B1 (de) 2015-01-30 2015-01-30 Vliesbahn-führungsvorrichtung
EP18158408.7A Division-Into EP3372719B1 (de) 2015-01-30 2015-01-30 Vliesbahn-führungsvorrichtung

Publications (2)

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EP3051013A1 EP3051013A1 (de) 2016-08-03
EP3051013B1 true EP3051013B1 (de) 2018-09-19

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EP15153315.5A Active EP3051013B1 (de) 2015-01-30 2015-01-30 Verfahren zur Führung einer Vliesbahn
EP18158408.7A Active EP3372719B1 (de) 2015-01-30 2015-01-30 Vliesbahn-führungsvorrichtung

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US (1) US10094058B2 (he)
EP (2) EP3051013B1 (he)
JP (1) JP6261628B2 (he)
KR (1) KR101870502B1 (he)
CN (1) CN105836514B (he)
AR (1) AR103590A1 (he)
BR (1) BR102016001861B1 (he)
ES (2) ES2773997T3 (he)
IL (1) IL243819B (he)
MX (1) MX365033B (he)
MY (1) MY191306A (he)
PL (2) PL3372719T3 (he)
RU (1) RU2634001C2 (he)
SI (2) SI3051013T1 (he)

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EP3199671B1 (de) * 2016-01-27 2020-03-04 Reifenhäuser GmbH & Co. KG Maschinenfabrik Vorrichtung zur herstellung von spinnvliesen
CN111139598A (zh) * 2018-11-05 2020-05-12 苏州市朗腾工贸有限公司 热塑性弹性体无纺布材料及加工工艺
WO2020107421A1 (en) 2018-11-30 2020-06-04 The Procter & Gamble Company Methods for through-fluid bonding nonwoven webs
CN115434077B (zh) 2018-11-30 2023-12-29 宝洁公司 用于制备通流粘结的非织造纤维网的方法
CN113166988B (zh) 2018-11-30 2023-04-07 宝洁公司 形成柔软且蓬松的非织造纤维网的方法
PL3771762T3 (pl) * 2019-07-30 2021-11-08 Reifenhäuser GmbH & Co. KG Maschinenfabrik Urządzenie i sposób do wytwarzania włókniny z włókien

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Also Published As

Publication number Publication date
MX365033B (es) 2019-05-20
CN105836514B (zh) 2018-11-06
AR103590A1 (es) 2017-05-24
ES2773997T3 (es) 2020-07-16
KR20160094331A (ko) 2016-08-09
IL243819B (he) 2020-01-30
CN105836514A (zh) 2016-08-10
IL243819A0 (he) 2016-07-31
MY191306A (en) 2022-06-14
ES2696453T3 (es) 2019-01-15
SI3372719T1 (sl) 2020-04-30
JP2016141928A (ja) 2016-08-08
PL3372719T3 (pl) 2020-06-15
US10094058B2 (en) 2018-10-09
RU2016103046A (ru) 2017-08-03
PL3051013T3 (pl) 2019-05-31
RU2634001C2 (ru) 2017-10-23
KR101870502B1 (ko) 2018-06-22
EP3372719A1 (de) 2018-09-12
BR102016001861B1 (pt) 2022-03-29
BR102016001861A2 (pt) 2016-08-02
JP6261628B2 (ja) 2018-01-17
SI3051013T1 (sl) 2019-01-31
MX2016000875A (es) 2016-08-01
US20160222558A1 (en) 2016-08-04
EP3051013A1 (de) 2016-08-03
EP3372719B1 (de) 2019-11-20

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