EP1340842A1 - Anlage zur kontinuierlichen Herstellung einer Spinnvliesbahn - Google Patents
Anlage zur kontinuierlichen Herstellung einer Spinnvliesbahn Download PDFInfo
- Publication number
- EP1340842A1 EP1340842A1 EP02004614A EP02004614A EP1340842A1 EP 1340842 A1 EP1340842 A1 EP 1340842A1 EP 02004614 A EP02004614 A EP 02004614A EP 02004614 A EP02004614 A EP 02004614A EP 1340842 A1 EP1340842 A1 EP 1340842A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- suction
- suction area
- area
- filaments
- belt
- 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.)
- Granted
Links
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 5
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 5
- 238000000151 deposition Methods 0.000 claims description 10
- 238000010924 continuous production Methods 0.000 claims description 3
- 241000196324 Embryophyta Species 0.000 claims 1
- 240000001140 Mimosa pudica Species 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 abstract 2
- 239000000057 synthetic resin Substances 0.000 abstract 2
- 239000003570 air Substances 0.000 description 42
- 238000000034 method Methods 0.000 description 17
- 230000008569 process Effects 0.000 description 17
- 239000012080 ambient air Substances 0.000 description 13
- 238000001816 cooling Methods 0.000 description 13
- 238000003860 storage Methods 0.000 description 12
- 238000000605 extraction Methods 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 239000013598 vector Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- 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
- D04H3/16—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 filaments produced in association with filament formation, e.g. immediately following extrusion
-
- 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
- D01D5/08—Melt spinning methods
- D01D5/098—Melt spinning methods with simultaneous stretching
- D01D5/0985—Melt spinning methods with simultaneous stretching by means of a flowing gas (e.g. melt-blowing)
Definitions
- the invention relates to a plant for continuous Production of a spunbonded web from aerodynamic drawn filaments made of thermoplastic material, with a spinnerette delivering the filaments, whereby below the spinnerette a continuously movable Ablegesiebband is arranged on which the filaments for Spunbond can be deposited and where on the deposit screen belt a suction device for sucking air through the Deposit screen belt is provided.
- the spinnerette has spinneret holes from which the filaments emerge from thermoplastic can. It is within the scope of the invention that Filaments are first passed through a cooling chamber the process air for cooling the filaments from one Air supply cabin is insertable.
- the filaments arrive also expediently in a drawing unit with a pulling duct to which a laying unit is attached connects, which preferably consists of at least one diffuser consists.
- the laying device is under the laying unit intended for depositing the filaments to the spunbonded web, part of the storage device the above continuously movable sieve belt. On this Laying screen belt, the filaments become a spunbond stored.
- the sieve belt is a endless belt.
- the filaments are cut with the help of Air flowing through the sieve belt by means of the suction device is sucked, as it were sucked onto the lay-off belt and deposited there as spunbonded or spunbonded web.
- the Discharge screen belt is therefore permeable to air and the air is sucked through the sieve belt to ensure reliable operation To ensure storage of the spunbond.
- Direction of transport behind the deposit zone of the spunbond is usually a pressure roller or a pair of pressure rollers arranged for the spunbond.
- the invention has a technical problem based on specifying an installation of the type mentioned at the outset, with the most even spunbond storage or an even arrangement of the filaments in the Storage can be achieved.
- the invention teaches a system of the type mentioned at the outset, which is characterized in that at least two suction areas which are separate from one another are arranged one behind the other in the conveying direction of the depositing screen belt, that one of these suction areas is a main suction area assigned to the deposit zone and that the suction speeds can be set independently of one another in the main suction area and in at least one further suction area.
- Storage zone means the area of the invention Deposit screen belt on which the filaments primarily are deposited or on which the main part of the filaments is filed.
- the suction device is useful arranged below the depositing belt.
- the Suction device has at least one suction fan.
- Suction speeds can be set independently of each other or controllable and / or adjustable and it lies in the Framework of the invention that in the at least two suction areas different suction speeds are set.
- the suction speed is expedient highest in the main suction area. suction speed means the speed of the sucked Air in m / s.
- a very preferred embodiment of the invention is characterized by that three in the conveying direction of the deposit screen belt suction areas separated from one another are arranged one behind the other are that a first suction area with respect to the Direction of conveyance or transport direction in front of the main suction area is arranged and that a second suction area in the conveying direction or transport direction behind the Main suction area is arranged and that the suction speeds of all three suction areas are independently adjustable. It is therefore in the Within the scope of the invention that the suction speeds in first suction area, in the second suction area and in Main extraction area can be controlled independently and / or are adjustable.
- the suction performance is according to the invention in the three extraction areas independently of each other adjustable or controllable and / or adjustable.
- the suction speed in the main suction area is higher than in the first and / or in the second suction area.
- the Suction speed is in the main suction area expediently at least three times as high, preferably at least four times the suction speed in the first and / or the second suction area.
- the preferred embodiment is the suction speed in the main suction area at least five times as high as the suction speed in the first and / or in the second suction area.
- the suction speed is preferably in the first suction area and / or in the second Extraction range between 1 and 6 m / s, preferably between 2 and 5 m / s.
- the suction speed is expediently 25 to 35 m / s in the main suction area, preferably 27 up to 33 m / s. According to a very preferred embodiment the suction speed in the main suction area is 30 m / s or about 30 m / s.
- the invention is based on the knowledge that in the first suction area that is fed with the lay-off belt Air volumes can be removed with the proviso that the flow vectors at the boundary to the main suction area aligned as it were orthogonal to the surface of the screen belt are. This ensures that in Subsequent main suction area with those to be deposited Flow off the entrained air as freely as possible can. If a part of Filaments, the first suction area is fulfilled also the purpose of a transport lock, in which the already deposited filaments functionally safe by suction of the air are held on the lay-off belt. In the to the first suction area subsequent main suction area the actual fleece deposit or fleece formation takes place.
- a functionally reliable fleece storage is achieved that the suction speed in the main suction area is greater is as the suction speed in the first suction area and is also greater than the suction speed in the subsequent second suction area.
- the second suction area essentially serves to secure the transport of the deposited spunbonded fabric until it solidifies.
- At least a third of the length of the second suction area based on the conveying direction of the lay-off belt, in front of a pressure roller for the spunbonded nonwoven web arranged. It is expedient for at least half of the Length of the second suction area, based on the conveying direction of the lay-off belt, in front of the pressure roller arranged.
- the pressure roller is conveniently part of a Andrückwalzencrus. -
- the length of the first suction area is based on the conveying direction of the lay-off belt expediently shorter than the corresponding length of the Main suction.
- Preferably the length of the first Extraction area based on the direction of conveyance of the Lay-off belt shorter than the length of the second Suction zone.
- a very preferred embodiment of the Invention is of particular importance because of this characterized in that the main suction area by a first boundary wall separated from the first suction area and by a second boundary wall from the second Suction area is separate and that the first and the second boundary wall across the width of the deposit screen belt form a nozzle contour with a constriction.
- nozzle contour means within the scope of the invention that the first boundary wall and the second boundary wall below the deposit screen belt form a suction channel that is a constriction Has.
- Bottleneck means that the distance between the first and second boundary wall at this point a minimum Has.
- the first and the second are expedient Boundary wall symmetrical with respect to a central plane arranged, which are perpendicular to the lay-off belt and perpendicular to the conveying direction or transport direction extends.
- the width is the Constriction adjustable in the main suction area.
- the distance between the first boundary wall and the second boundary wall variable Preferably is the distance between the first boundary wall and the second boundary wall variable. It is expedient in the area above the Narrowest (and below the screening belt) the distance between the first boundary wall and the second Boundary wall adjustable.
- the system according to the invention has a spinnerette whose spinneret holes the filaments emerge. It is in the context of the invention that the filaments by a Cooling chamber are led into the process air for cooling the filaments can be inserted from an air supply cabin.
- the air supply cabin expediently consists of at least two cabin sections arranged vertically one above the other. Is preferably from a first upper Cabin section process air with a temperature between 18 ° C and 70 ° C can be supplied and is from a second lower Cabin section process air with a temperature between 18 ° C and 35 ° C can be supplied. It is within the scope of the invention that fed from the upper cabin section Air a higher temperature than that from the has air supplied to the lower cabin section.
- each cabin section connected for the supply of process air. It is in the Framework of the invention that the temperature of each cabin section can be regulated. It is still in the Framework of the invention that the volume flows of the air flows supplied to individual cabin sections can be.
- the system according to the invention also has a stretching unit with a pulling channel for the filaments.
- a stretching unit with a pulling channel for the filaments.
- This laying unit comes in With regard to the solution of the technical invention Problem is of particular importance.
- the Laying unit or the diffuser in several stages, preferred trained in two stages.
- the laying unit consists of a first diffuser and a subsequent second Diffuser.
- an ambient air inlet gap is provided.
- An opening angle is preferably ⁇ in one lower divergent area of the first diffuser infinitely adjustable.
- the divergent side walls of the first diffuser This adjustability the diverging sidewalls can be related to a center plane of the first diffuser symmetrical or done asymmetrically.
- the ambient air inlet gap is provided. Because of the high exit pulse comes from the first diffuser stage it draws in secondary air from the environment through the ambient air inlet gap.
- the Width of the ambient air inlet gap adjustable. there the ambient air inlet gap can preferably be set in this way that the volume flow of the suctioned Secondary air up to 30% of the incoming volume flow the process air is.
- the second is expedient Height-adjustable diffuser, preferably stepless height adjustable. This allows the distance to Depositing device or to the deposit screen belt can be varied. - It is essential that with the laying unit according to the invention effective with the two diffusers aerodynamic decoupling between the filament formation area and the storage area can be achieved. The helps to solve the technical problem according to the invention at.
- the invention is based on the finding that through the Training of the system according to the invention a very uniform Arrangement of the deposited filaments and a very uniform spunbond storage can be achieved.
- the invention is based on the knowledge that with the measures according to the invention, as it were, a filing, d. H. individual filing of each filament is achieved can be, and that interfering with this Storage can be largely excluded or minimized can.
- overlaying can be very effective Alignment of the deposited filaments with the Sieve belt running direction can be avoided. Due to the A spunbonded web or a spunbonded nonwoven web becomes evenly deposited generated by very homogeneous properties distinguished.
- the figures show a plant for continuous production a spunbonded web made of aerodynamically stretched Filaments made of thermoplastic.
- the System has a spinnerette 1 and one below the Spinnerette 1 arranged cooling chamber 2, in the process air is insertable for cooling the filaments.
- To the Cooling chamber 2 connects an intermediate channel 3 and after Intermediate channel 3 is followed by a stretching unit 4 with a Pull channel 5.
- Is below the laying unit 6 a filing device in the form of a continuous moving sieve belt 7 for depositing the filaments Nonwoven web provided.
- Fig. 1 the cooling chamber 2 according to the invention and the Air supply cabin 8 arranged next to the cooling chamber 2 recognizable.
- the air supply cabin 8 is in the embodiment into an upper cabin section 8a and one divided lower cabin section 8b. From the two Process air is different in cabin sections 8a, 8b Temperature of the cooling chamber 2 can be supplied from the upper cabin section 8a process air with a temperature between 18 ° C and 70 ° C and from the lower cabin section 8b Process air with a temperature between 18 ° C and 35 ° C. Preferably that from the upper cabin section 8a process air escaping a higher temperature than that emerging from the lower cabin section 8b Process air.
- the process air is by the way emerging from the spinnerette 1 and not shown Filaments sucked in.
- Cabin sections 8a, 8b each have a blower 9a, 9b for Process air supply connected. It's in the frame the invention that the volume flows of the supplied Process air can be regulated. According to the invention Temperature of each in the upper cabin section 8a or entering the lower cabin section 8b Process air adjustable.
- the intermediate channel can also be seen 3 from the exit of the cooling chamber 2 to the entrance of the Pulling channel 5 of the stretching unit 4 in vertical section converges in a wedge shape, expediently on the entrance width of the lower channel 5.
- the pull channel 5 runs to the laying unit 6 towards the top in a vertical section.
- the laying unit 6 consists of a first diffuser 13 and a adjoining second diffuser 14. Between the first diffuser 13 and second diffuser 14 is a Ambient air inlet gap 15 is provided. Any diffuser 13, 14 has an upper converging part as well lower diverging part. Hence everyone has Diffuser 13, 14 a narrowest point between the top converging part and the lower diverging part.
- FIG 2 shows a storage device according to the invention with lay-off belt 7 on which the filaments form the spunbond are discardable.
- a suction device On the deposit screen belt 7, preferably under the deposit screen belt 7 is a suction device, not shown for sucking air through the sieve belt 7 intended.
- Preferably and in the exemplary embodiment are in Direction of conveyance of the deposit screen belt three from each other separate suction areas 10, 11, 12 in a row arranged.
- a first suction area 10 is in relation to FIG Conveying direction arranged in front of a main suction area 11 this main suction area 11 of the deposit zone of the Deposit screen belt is assigned.
- a second suction area 12 is behind the main suction region 11 in the conveying direction arranged.
- the suction speeds in the three Suction areas 10, 11, 12 are independent according to the invention adjustable from each other.
- the Suction speed in the main suction area set so that it is greater than the suction speeds in the first suction area 10 and in the second suction area 12.
- the suction speed in the main suction area is 30 m / s.
- the suction speeds in the first suction area 10 and in the second suction area 12 may be between 2 and 5 m / s.
- the suction power S schematically over the length of the deposit screen belt 7 been shown. The suction power is proportional to Suction speed.
- At least one third of the length l 2 of the second suction area 12, in relation to the conveying direction of the depositing screen belt 7, is arranged in front of a pressure roller 22 or in front of a pair of pressure rollers 22, 23.
- at least half of the length l 2 of the second suction area 12, in relation to the conveying direction of the deposit screen belt 7, is arranged in front of the pair of pressure rollers 18.
- the length l 1 of the first suction area 10 is expediently and in the exemplary embodiment according to FIG. 2 less than the length l 2 of the second suction area 12 and preferably also less than the length l H of the main suction area 11.
- the lengths l 1 , l 2 and l H relate to the extent of the suction areas 10, 11, 12 in the conveying direction, specifically outside the nozzle-like cross section of the main suction area 11, which will be explained below. This can be clearly seen from FIG. 2.
- the main suction area 11 is separated from the first suction area 10 by a first boundary wall 18 and the main suction area 11 is separated from the second suction area 12 by a second boundary wall 19.
- the first and the second boundary wall 18, 19 form a nozzle contour with a constriction 20 over the width of the deposit screen belt 7.
- the distance A 1 between the first boundary wall 18 and the second boundary wall 19 has a minimum.
- the boundary walls 18, 19 are arranged symmetrically with respect to a central plane M, which central plane M extends perpendicular to the depositing belt 7 and perpendicular to the conveying direction.
- the distance A 1 between the first boundary wall 18 and the second boundary wall 19 can be set at the constriction 20.
- the width of the constriction 20 can be set here.
- the distance A 3 between the first boundary wall 18 and the second boundary wall 19 can also be set in the region below the constriction 20. This distance A 3 corresponds to the length l H of the main suction area 11.
- the distance A 2 between the first boundary wall 18 and the second boundary wall 19 can also be set in the region above the constriction 20. This is the distance A 2 of the boundary walls 18, 19 on the depositing screen belt 7.
- angles ⁇ and ⁇ which can be seen in FIG. 2 are also adjustable, and preferably infinitely adjustable.
- the angle ⁇ is preferably adjustable in the range between 0 and 10 ° and the angle ⁇ is advantageously adjustable in the range between 10 and 20 °.
- the laying unit 6 consists of a first diffuser 13 and a second diffuser 14 adjoining it.
- the first diffuser 13 has a diverging region 21, the side walls 16, 17 of which can be adjusted like a flap.
- an opening angle ⁇ of the diverging region 21 can be set.
- This opening angle ⁇ is expediently between 0.5 and 3 ° and is preferably 1 ° or approximately 1 °.
- the opening angle ⁇ is preferably infinitely adjustable.
- the side walls 16, 17 can be adjusted both symmetrically and asymmetrically to the central plane M '.
- the second diffuser 14 secondary air is drawn in through the ambient air inlet gap 15 according to the injector principle. Due to the high output impulse of the process air from the first diffuser 13, the secondary air is sucked in from the environment through this ambient air inlet gap 15.
- the width of the ambient air inlet gap 15 is expediently and adjustable in the exemplary embodiment.
- the opening angle ⁇ of the second diffuser 14 is preferably also infinitely adjustable.
- the second diffuser 14 is adjustable in height. In this way, the distance a between the second diffuser 14 and the lay-off belt 7 can be adjusted.
- the width of the ambient air inlet gap 15 can be adjusted by the height adjustability of the second diffuser 14 and / or by the pivotability of the side walls 16, 17 in the diverging area 21 of the first diffuser 13. It is within the scope of the invention that the ambient air inlet gap 15 is set in such a way that the secondary air flows in tangentially.
- some characteristic dimensions of the laying device 6 are shown in FIG. 3.
- the distance S 2 between the central plane M 'and a side wall 16, 17 of the first diffuser 13 is expediently 0.8 S 1 to 2.5 (S 1 corresponds to the distance between the central plane M' and the side wall at the narrowest point of the first diffuser 13).
- the distance s 3 of the center plane M 'to the side wall at the narrowest point of the second diffuser 14 is preferably 0.5 S 2 to 2 S 2 .
- the distance s 4 of the central plane M 'to the lower edge of the side wall of the second diffuser 14 is 1 S 2 to 10 S 2 .
- the length L 2 has a value from 1 S 2 to 15 S 2 .
- Various variable values are possible for the width of the ambient air inlet gap 15.
- the unit Cooling chamber 2, intermediate channel 3, stretching unit 4 and Laying unit 6, apart from the air intake in the Cooling chamber 2 and the air inlet at the ambient air inlet gap 15 forms a closed system.
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
Description
dass einer dieser Absaugbereiche ein der Ablegezone zugeordneter Hauptabsaugbereich ist
und dass in dem Hauptabsaugbereich und in zumindest einem weiteren Absaugbereich die Absauggeschwindigkeiten unabhängig voneinander einstellbar sind.
- Fig. 1
- einen Vertikalschnitt durch eine erfindungsgemäße Anlage,
- Fig. 2
- den vergrößerten Ausschnitt A aus dem Gegenstand der Fig. 1 und
- Fig. 3
- den vergrößerten Ausschnitt B aus dem Gegenstand der Fig. 1.
Claims (10)
- Anlage zur kontinuierlichen Herstellung einer Spinnvliesbahn aus aerodynamisch verstreckten Filamenten aus thermoplastischem Kunststoff, mit einer die Filamente abgebenden Spinnerette (1), wobei unterhalb der Spinnerette (1) ein kontinuierlich bewegbares Ablegesiebband (7) angeordnet ist, auf dem Filamente zum Spinnvlies ablegbar sind und wobei an dem Ablegesiebband (7) eine Saugeinrichtung zum Ansaugen von Luft durch das Ablegesiebband (7) vorgesehen ist, dadurch gekennzeichnet, dass in Förderrichtung des Ablegesiebbandes (7) zumindest zwei voneinander getrennte Absaugbereiche (10, 11, 12) hintereinander angeordnet sind, dass einer dieser Absaugbereiche (10, 11, 12) ein der Ablegezone zugeordneter Hauptabsaugbereich (11) ist, und dass in dem Hauptabsaugbereich (11) und dem zumindest einen weiteren Absaugbereich (10, 12) die Absauggeschwindigkeiten unabhängig voneinander einstellbar sind.
- Anlage nach Anspruch 1, dadurch gekennzeichnet, dass in Förderrichtung des Ablegesiebbandes (7) drei voneinander getrennte Absaugbereiche (10, 11, 12) hintereinander angeordnet sind, dass ein erster Absaugbereich (10) bezüglich der Förderrichtung vor dem Hauptabsaugbereich (11) angeordnet ist, und dass ein zweiter Absaugbereich (12) in Förderrichtung hinter dem Hauptabsaugbereich (11) angeordnet ist, und dass die Absauggeschwindigkeiten aller drei Absaugbereiche (10, 11, 12) unabhängig voneinander einstellbar sind.
- Anlage nach einem der Ansprüche 1 oder 2, dadurch gekennzeichnet, dass die Absauggeschwindigkeit im Hauptabsaugbereich (11) höher ist als in den weiteren Absaugbereichen (10, 12).
- Anlage nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die Absauggeschwindigkeit im ersten Absaugbereich (10) und/oder im zweiten Absaugbereich (12) zwischen 1 und 6 m/s, vorzugsweise zwischen 2 und 5 m/s liegt.
- Anlage nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass die Absauggeschwindigkeit im Hauptabsaugbereich (11) 25 bis 35 m/s, vorzugsweise 27 bis 33 m/s beträgt.
- Anlage nach einem der Anspräche 1 bis 5, dadurch gekennzeichnet, dass zumindest ein Drittel der Länge 12 des zweiten Absaugbereiches (12), bezogen auf die Förderrichtung des Ablegesiebbandes (7) vor einer Andrückwalze (22) für die Spinnvliesbahn angeordnet ist.
- Anlage nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass für die Absaugbereiche (10, 11, 12) lediglich ein Sauggebläse vorgesehen ist, und dass die jeweiligen Absaugbedingungen in den Absaugbereichen (10, 11, 12) mit Stellelementen und/oder Drosselelementen einstellbar sind.
- Anlage nach einem der Ansprüche 1 bis 7, dadurch gekennzeichnet, dass der Hauptabsaugbereich (11) durch eine erste Begrenzungswand (18) von dem ersten Absaugbereich (10) getrennt ist und durch eine zweite Begrenzungswand (19) von dem zweiten Absaugbereich (12) getrennt ist, und dass die erste und die zweite Begrenzungswand (18, 19) über die Breite des Ablegesiebbandes (7) eine Düsenkontur mit einer Engstelle (20) ausbilden.
- Anlage nach Anspruch 8, dadurch gekennzeichnet, dass der Abstand zwischen der ersten Begrenzungswand (18) und der zweiten Begrenzungswand (19) an der Engstelle (2) einstellbar ist.
- Anlage nach einem der Ansprüche 8 oder 9, dadurch gekennzeichnet, dass im Bereich unterhalb der Engstelle (20) der Abstand zwischen der erste Begrenzungswand (18) und der zweiten Begrenzungswand (19) einstellbar ist.
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02004614A EP1340842B2 (de) | 2002-02-28 | 2002-02-28 | Anlage zur kontinuierlichen Herstellung einer Spinnvliesbahn |
DE50211736T DE50211736D1 (de) | 2002-02-28 | 2002-02-28 | Anlage zur kontinuierlichen Herstellung einer Spinnvliesbahn |
ES02004614T ES2298302T5 (es) | 2002-02-28 | 2002-02-28 | Instalación para la fabricación continua de una banda de velo de hilatura. |
DK02004614.0T DK1340842T4 (da) | 2002-02-28 | 2002-02-28 | Anlæg til kontinuerlig fremstilling af en fiberdugsbane |
AT02004614T ATE386831T1 (de) | 2002-02-28 | 2002-02-28 | Anlage zur kontinuierlichen herstellung einer spinnvliesbahn |
CNB031067190A CN1325714C (zh) | 2002-02-28 | 2003-02-27 | 用于连续制造纺粘型非织造织物幅的设备 |
JP2003051111A JP4294975B2 (ja) | 2002-02-28 | 2003-02-27 | 紡糸フリース帯体を連続的に製造するための設備 |
CZ2003-583A CZ305996B6 (cs) | 2002-02-28 | 2003-02-27 | Zařízení na plynulou výrobu pásu rouna vyrobeného pod tryskou |
US10/375,895 US6932590B2 (en) | 2002-02-28 | 2003-02-27 | Apparatus for the continuous production of spun-bond web |
KR1020030012659A KR100910605B1 (ko) | 2002-02-28 | 2003-02-28 | 열가소성 플라스틱으로 제조된 공기 역학적으로 연신된필라멘트로 구성되는 스펀본드 부직포를 연속 생산하는 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP02004614A EP1340842B2 (de) | 2002-02-28 | 2002-02-28 | Anlage zur kontinuierlichen Herstellung einer Spinnvliesbahn |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1340842A1 true EP1340842A1 (de) | 2003-09-03 |
EP1340842B1 EP1340842B1 (de) | 2008-02-20 |
EP1340842B2 EP1340842B2 (de) | 2010-12-08 |
Family
ID=27675664
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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EP02004614A Expired - Lifetime EP1340842B2 (de) | 2002-02-28 | 2002-02-28 | Anlage zur kontinuierlichen Herstellung einer Spinnvliesbahn |
Country Status (10)
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---|---|
US (1) | US6932590B2 (de) |
EP (1) | EP1340842B2 (de) |
JP (1) | JP4294975B2 (de) |
KR (1) | KR100910605B1 (de) |
CN (1) | CN1325714C (de) |
AT (1) | ATE386831T1 (de) |
CZ (1) | CZ305996B6 (de) |
DE (1) | DE50211736D1 (de) |
DK (1) | DK1340842T4 (de) |
ES (1) | ES2298302T5 (de) |
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WO2008092749A1 (en) * | 2007-01-31 | 2008-08-07 | Oerlikon Textile Gmbh & Co. Kg | Method and apparatus for drawing and depositing a plurality of fibers to form a non-woven |
EP2584076A1 (de) | 2011-10-22 | 2013-04-24 | Oerlikon Textile GmbH & Co. KG | Vorrichtung und Verfahren zum Führen und Ablegen von synthetischen Filamenten zu einem Vlies |
DE102011119112A1 (de) | 2011-11-22 | 2013-05-23 | Oerlikon Textile Gmbh & Co. Kg | Vorrichtung und Verfahren zum Führen und Ablegen von synthetischen Filamenten zu einem Vlies |
CN104846556A (zh) * | 2014-02-17 | 2015-08-19 | 赖芬豪泽机械工厂有限及两合有限公司 | 连续生产纺粘型非织造幅料的设备 |
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EP1939334B1 (de) | 2006-12-15 | 2010-02-24 | FARE' S.p.A. | Vorrichtung und Prozess zur Herstellung einer Spinnvliesmatte |
US8246898B2 (en) * | 2007-03-19 | 2012-08-21 | Conrad John H | Method and apparatus for enhanced fiber bundle dispersion with a divergent fiber draw unit |
DK2009163T3 (da) * | 2007-06-29 | 2014-01-13 | Reifenhaeuser Gmbh & Co Kg | Indretning til fremstilling af filterdug |
TWI345007B (en) * | 2008-12-24 | 2011-07-11 | Taiwan Textile Res Inst | Spunbonding apparatus |
CN102560705B (zh) * | 2012-01-13 | 2014-12-03 | 常州惠明精密机械有限公司 | 纺粘无纺布纺丝下拉伸装置 |
US20140259483A1 (en) | 2013-03-15 | 2014-09-18 | The Procter & Gamble Company | Wipes with improved properties |
US9205006B2 (en) | 2013-03-15 | 2015-12-08 | The Procter & Gamble Company | Absorbent articles with nonwoven substrates having fibrils |
US20140272359A1 (en) | 2013-03-15 | 2014-09-18 | The Procter & Gamble Company | Nonwoven substrates |
US9504610B2 (en) | 2013-03-15 | 2016-11-29 | The Procter & Gamble Company | Methods for forming absorbent articles with nonwoven substrates |
EP2778270A1 (de) | 2013-03-15 | 2014-09-17 | Fibertex Personal Care A/S | Vliessubstrate mit Fibrillen |
US20140272223A1 (en) | 2013-03-15 | 2014-09-18 | The Procter & Gamble Company | Packages for articles of commerce |
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PL3382081T3 (pl) * | 2017-03-31 | 2020-03-31 | Reifenhäuser GmbH & Co. KG Maschinenfabrik | Urządzenie do wytwarzania włóknin typu spunbond z filamentów bez końca |
CN118223137A (zh) | 2017-11-22 | 2024-06-21 | 挤压集团公司 | 熔喷模头尖端组件和方法 |
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CN113481662A (zh) * | 2021-07-28 | 2021-10-08 | 浙江朝隆纺织机械股份有限公司 | 一种成网机抽吸风结构 |
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EP1079012A1 (de) * | 1999-08-25 | 2001-02-28 | Reifenhäuser GmbH & Co. Maschinenfabrik | Anlage für die Herstellung einer Spinnvliesbahn aus Kunststoffilamenten |
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2002
- 2002-02-28 AT AT02004614T patent/ATE386831T1/de active
- 2002-02-28 EP EP02004614A patent/EP1340842B2/de not_active Expired - Lifetime
- 2002-02-28 DE DE50211736T patent/DE50211736D1/de not_active Expired - Lifetime
- 2002-02-28 ES ES02004614T patent/ES2298302T5/es not_active Expired - Lifetime
- 2002-02-28 DK DK02004614.0T patent/DK1340842T4/da active
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2003
- 2003-02-27 CN CNB031067190A patent/CN1325714C/zh not_active Expired - Lifetime
- 2003-02-27 JP JP2003051111A patent/JP4294975B2/ja not_active Expired - Lifetime
- 2003-02-27 CZ CZ2003-583A patent/CZ305996B6/cs unknown
- 2003-02-27 US US10/375,895 patent/US6932590B2/en not_active Expired - Lifetime
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1548167A1 (de) * | 2000-12-28 | 2005-06-29 | Nordson Corporation | Vorrichtung und Verfahren zum Herstellen eines Vliesstoffes |
US7001567B2 (en) | 2000-12-28 | 2006-02-21 | Nordson Corporation | Melt spinning apparatus and process for making nonwoven webs |
WO2008092749A1 (en) * | 2007-01-31 | 2008-08-07 | Oerlikon Textile Gmbh & Co. Kg | Method and apparatus for drawing and depositing a plurality of fibers to form a non-woven |
EP2584076A1 (de) | 2011-10-22 | 2013-04-24 | Oerlikon Textile GmbH & Co. KG | Vorrichtung und Verfahren zum Führen und Ablegen von synthetischen Filamenten zu einem Vlies |
US8992810B2 (en) | 2011-10-22 | 2015-03-31 | Oerlikon Textile Gmbh & Co. Kg | Apparatus and method for guiding and depositing synthetic fibers to form a nonwoven web |
DE102011119112A1 (de) | 2011-11-22 | 2013-05-23 | Oerlikon Textile Gmbh & Co. Kg | Vorrichtung und Verfahren zum Führen und Ablegen von synthetischen Filamenten zu einem Vlies |
CN104846556A (zh) * | 2014-02-17 | 2015-08-19 | 赖芬豪泽机械工厂有限及两合有限公司 | 连续生产纺粘型非织造幅料的设备 |
EP2907909A1 (de) * | 2014-02-17 | 2015-08-19 | Reifenhäuser GmbH & Co. KG Maschinenfabrik | Anlage zur kontinuierlichen Herstellung einer Spinnvliesbahn |
CN104846556B (zh) * | 2014-02-17 | 2019-04-12 | 赖芬豪泽机械工厂有限及两合有限公司 | 连续生产纺粘型非织造幅料的设备 |
EP3771762A1 (de) * | 2019-07-30 | 2021-02-03 | Reifenhäuser GmbH & Co. KG Maschinenfabrik | Vorrichtung und verfahren zur herstellung eines vliesstoffes aus fasern |
Also Published As
Publication number | Publication date |
---|---|
CZ2003583A3 (cs) | 2003-10-15 |
CZ305996B6 (cs) | 2016-06-15 |
DK1340842T4 (da) | 2011-03-28 |
US20030161904A1 (en) | 2003-08-28 |
JP4294975B2 (ja) | 2009-07-15 |
JP2003268619A (ja) | 2003-09-25 |
CN1325714C (zh) | 2007-07-11 |
ATE386831T1 (de) | 2008-03-15 |
US6932590B2 (en) | 2005-08-23 |
KR20030071574A (ko) | 2003-09-03 |
KR100910605B1 (ko) | 2009-08-03 |
CN1441105A (zh) | 2003-09-10 |
EP1340842B1 (de) | 2008-02-20 |
DE50211736D1 (de) | 2008-04-03 |
ES2298302T3 (es) | 2008-05-16 |
DK1340842T3 (da) | 2008-06-16 |
EP1340842B2 (de) | 2010-12-08 |
ES2298302T5 (es) | 2011-02-24 |
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