EP3372719B1 - Vliesbahn-führungsvorrichtung - Google Patents

Vliesbahn-führungsvorrichtung Download PDF

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Publication number
EP3372719B1
EP3372719B1 EP18158408.7A EP18158408A EP3372719B1 EP 3372719 B1 EP3372719 B1 EP 3372719B1 EP 18158408 A EP18158408 A EP 18158408A EP 3372719 B1 EP3372719 B1 EP 3372719B1
Authority
EP
European Patent Office
Prior art keywords
nonwoven web
roller
conveying direction
treatment
rollers
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
EP18158408.7A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3372719A1 (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 ES18158408T priority patent/ES2773997T3/es
Priority to EP18158408.7A priority patent/EP3372719B1/de
Publication of EP3372719A1 publication Critical patent/EP3372719A1/de
Application granted granted Critical
Publication of EP3372719B1 publication Critical patent/EP3372719B1/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
    • 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
    • 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
    • B65H23/26—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 nonwoven web guiding device for guiding a nonwoven web of plastic fibers conveyed in a conveying direction F.
  • 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 particularly proven embodiment of the invention is characterized in that the distance a is 0.1 to 4 mm and particularly preferably 0.1 to 3 mm.
  • the nonwoven web preferably has a web thickness d of less than 1.5 mm. It is a nonwoven web having a basis weight less than 30 g / m 2 , preferably less than 25 g / m 2 used. According to a highly recommended embodiment of the invention, 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.
  • 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.
  • a particularly recommended embodiment which has special significance in the context of the invention, is characterized in that 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 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 nonwoven web guide device of the present 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 reliable and trouble-free manner with the nonwoven web guide 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.
  • 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 becomes the stabilization plate and the underside of the nonwoven web 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 arranged the roller unit.
  • 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 S-shaped over or through this roller assembly guided (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 one stabilizing plate is arranged below the conveyed or freely conveyed nonwoven web in the first conveying section before or immediately before the above-described roller aggregate (S roller aggregate).
  • 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 between storage device and Ablage filter belt and above arranged stabilization plate is located.
  • 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.
  • 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 as a flat deflecting plate educated.
  • planar 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 greater than 600 m / min, preferably greater than 700 m / min and more 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.
  • the shortest distance A 1 between the roller-side end of a arranged in the conveying direction F before the roll or before the roll aggregate stabilizing plate and the stabilizing plate downstream in the conveying direction roller or first roller from 0.2 to 100 mm and more 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 stabilizing plate arranged behind the roller or behind the roller unit in the conveying direction F and the roller or last roller of the roller unit upstream of the stabilizing plate in the conveying direction are recommended to be from 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 plate in addition to the at least one stabilizing plate at least one Stabilizing element as a planar deflecting element - preferably as a flat deflecting - is formed.
  • 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 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.
  • Undesirably high webs are not required so that undesirable reductions in nonwoven web width resulting therefrom as well as undesirable decreases in cross direction strength of the nonwoven web also 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 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 continuous filaments, wherein these plastic continuous filaments are advantageously 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 into 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 with measures or device components 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 stabilizing plate 6 below the nonwoven web 1 with arranged a distance a to 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 a further embodiment of the nonwoven web guiding device according to the invention.
  • 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 behind the guide roller assembly 4 of the over the nonwoven web 1 positioned stabilizing plate 6 is protected from this disadvantageous 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 immediately before the guide roller assembly 4 below the nonwoven web 1 with the proviso that the air conveyed on the underside of the nonwoven web 1 with the aid of this planar deflecting element. 7 is deflected away from 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 according to the invention.
  • 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 guided through the treatment nip 9 of the treatment roller assembly 5 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 immediately before Treatment roller assembly 5 is guided over 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)
EP18158408.7A 2015-01-30 2015-01-30 Vliesbahn-führungsvorrichtung Active EP3372719B1 (de)

Priority Applications (4)

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
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

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP15153315.5A EP3051013B1 (de) 2015-01-30 2015-01-30 Verfahren zur Führung einer Vliesbahn
EP18158408.7A EP3372719B1 (de) 2015-01-30 2015-01-30 Vliesbahn-führungsvorrichtung

Related Parent Applications (2)

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

Publications (2)

Publication Number Publication Date
EP3372719A1 EP3372719A1 (de) 2018-09-12
EP3372719B1 true EP3372719B1 (de) 2019-11-20

Family

ID=52464173

Family Applications (2)

Application Number Title Priority Date Filing Date
EP18158408.7A Active EP3372719B1 (de) 2015-01-30 2015-01-30 Vliesbahn-führungsvorrichtung
EP15153315.5A Active EP3051013B1 (de) 2015-01-30 2015-01-30 Verfahren zur Führung einer Vliesbahn

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US (1) US10094058B2 (pl)
EP (2) EP3372719B1 (pl)
JP (1) JP6261628B2 (pl)
KR (1) KR101870502B1 (pl)
CN (1) CN105836514B (pl)
AR (1) AR103590A1 (pl)
BR (1) BR102016001861B1 (pl)
ES (2) ES2773997T3 (pl)
IL (1) IL243819B (pl)
MX (1) MX365033B (pl)
MY (1) MY191306A (pl)
PL (2) PL3372719T3 (pl)
RU (1) RU2634001C2 (pl)
SI (2) SI3372719T1 (pl)

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JP5859699B1 (ja) * 2015-05-28 2016-02-10 栗田煙草苗育布製造株式会社 織物とシート状構造物を複合一体化した複合シート及び複合化処理方法
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
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
CN113166994B (zh) 2018-11-30 2022-09-30 宝洁公司 用于制备通流粘结的非织造纤维网的方法
CN113166991A (zh) 2018-11-30 2021-07-23 宝洁公司 用于热流粘结非织造纤维网的方法
DK3771762T3 (da) * 2019-07-30 2021-08-30 Reifenhaeuser Masch Indretning og fremgangsmåde til fremstilling af et vliesstof af fibre
KR102944961B1 (ko) 2023-11-24 2026-03-26 안태영 웹 원단 이송을 위한 캐리지 구조가 개선된 4type 고속 크로스 래퍼

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Also Published As

Publication number Publication date
CN105836514B (zh) 2018-11-06
KR20160094331A (ko) 2016-08-09
AR103590A1 (es) 2017-05-24
JP6261628B2 (ja) 2018-01-17
EP3051013B1 (de) 2018-09-19
CN105836514A (zh) 2016-08-10
US10094058B2 (en) 2018-10-09
ES2696453T3 (es) 2019-01-15
MX365033B (es) 2019-05-20
MY191306A (en) 2022-06-14
RU2016103046A (ru) 2017-08-03
SI3051013T1 (sl) 2019-01-31
JP2016141928A (ja) 2016-08-08
SI3372719T1 (sl) 2020-04-30
KR101870502B1 (ko) 2018-06-22
ES2773997T3 (es) 2020-07-16
BR102016001861A2 (pt) 2016-08-02
MX2016000875A (es) 2016-08-01
RU2634001C2 (ru) 2017-10-23
PL3372719T3 (pl) 2020-06-15
US20160222558A1 (en) 2016-08-04
BR102016001861B1 (pt) 2022-03-29
EP3051013A1 (de) 2016-08-03
PL3051013T3 (pl) 2019-05-31
IL243819A0 (en) 2016-07-31
IL243819B (en) 2020-01-30
EP3372719A1 (de) 2018-09-12

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