EP2403981A1 - Dispositif de filage à rotor à bout libre - Google Patents

Dispositif de filage à rotor à bout libre

Info

Publication number
EP2403981A1
EP2403981A1 EP10705298A EP10705298A EP2403981A1 EP 2403981 A1 EP2403981 A1 EP 2403981A1 EP 10705298 A EP10705298 A EP 10705298A EP 10705298 A EP10705298 A EP 10705298A EP 2403981 A1 EP2403981 A1 EP 2403981A1
Authority
EP
European Patent Office
Prior art keywords
channel
open
component
plate adapter
spinning device
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
Application number
EP10705298A
Other languages
German (de)
English (en)
Other versions
EP2403981B1 (fr
EP2403981B2 (fr
Inventor
Lothar Winzen
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.)
Saurer Spinning Solutions GmbH and Co KG
Original Assignee
Oerlikon Textile GmbH and Co KG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=42184422&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2403981(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Oerlikon Textile GmbH and Co KG filed Critical Oerlikon Textile GmbH and Co KG
Publication of EP2403981A1 publication Critical patent/EP2403981A1/fr
Publication of EP2403981B1 publication Critical patent/EP2403981B1/fr
Application granted granted Critical
Publication of EP2403981B2 publication Critical patent/EP2403981B2/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
    • D01H4/04—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by contact of fibres with a running surface
    • D01H4/08—Rotor spinning, i.e. the running surface being provided by a rotor
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
    • D01H4/38—Channels for feeding fibres to the yarn forming region

Definitions

  • the invention relates to an open-end rotor spinning device according to the preamble of claim 1.
  • Rotor spinning devices via a spinning rotor, which rotates during the spinning process at high speed in a vacuum-pressurized rotor housing.
  • the forwardly open itself to the rotor housing is hermetically sealed during the spinning process by a cover element, in which a replaceable channel plate adapter is embedded.
  • the lid member usually also has a Auflensewalzengephaseuse and bearing brackets for an opening roller and a Faserbandzu USAzylinder, and is connected via a pivot axis which is orthogonal to the axes of rotation of opening roller and Faserbandzu Glasszylinder limited movably connected to an associated spin box housing, for example, the storage and having the drive for the spinning rotor.
  • the individual fibers which are combed out of the opening roller from a master fiber sliver are conveyed via a so-called fiber guide channel to the revolving spinning rotor and are spun by this into a continuously removable thread.
  • the Faserleitkanäle these known open-end rotor spinning devices are usually formed in two parts. That is, usually in a bearing bore of the opening roller housing a Faserleitkanalprin is arranged, which has the input-side channel portion of a Faserleitkanals, while the output-side channel portion of the Faserleitkanals is disposed within an interchangeable Kanalplattenadapters, as mentioned above, in a corresponding receptacle in the lid member can be fixed is.
  • open-end spinning devices which are each equipped with a two-part Faserleitkanal.
  • An input-side channel section arranged in a fiber guide channel insert which is fixed in a bearing bore of the opening roller housing and an output-side channel section of a fiber guide channel arranged in the cover element or in a channel plate adapter are arranged such that the central longitudinal lines of the channel sections are inclined relative to one another at an advantageous angle.
  • Such an inclined arrangement of the channel sections of a fiber guide channel has been found to be advantageous with respect to the pneumatic fiber transport, in particular if the angle between the central longitudinal lines of the channel sections is exactly matched to the present yarn and / or spinning parameters.
  • Channel plate adapter integrated output side channel section adjusts an angle of inclination, which is disadvantageous spinning technology.
  • the opening cylinder housing is in turn limited movably mounted and can be adjusted to set a suitable angle of inclination between the channel sections defined.
  • the present invention seeks to provide an open-end rotor spinning device of the type described above, with a Faserleitkanal, the formation of which allows a simple way to optimize the FaseraufSpeisung on the fiber sliding surface of a spinning rotor.
  • An open-end rotor spinning device with a Faserleitkanalcommun which is fixed in a bearing bore of an opening roller housing and in which at least one channel portion part with respect to a to the outer wall of Faserleitkanalcommunes parallel reference line extends at an inclination angle, the angle of inclination is tuned to the particular channel plate adapter used, in particular Advantage that even after replacement of the spinning rotor and the channel plate adapter, for example due to a change of yarn, by using a suitable Faserleitkanal conses can be ensured in a simple and inexpensive manner that between the channel sections a suitable inclination angle is given and thus in the fiber guide optimal flow conditions are given, at the same time ensuring optimum fiber feed to the fiber slipper surface of the spinning rotor.
  • the one-piece construction of the Faserleitkanal constuents has the particular advantage of a relatively simple production of suitable Faserleitkanaleinments.
  • Channel section distinguish, that is, on different
  • the Faserleitkanallang has a concave curved sealing surface, which corresponds with an associated channel plate adapter. This sealing surface ensures that a pneumatically clean transition is provided between the outlet region of the inlet-side channel section and the inlet region of the outlet-side channel section.
  • the Faserleitkanallang may also be formed as a two-part component.
  • a first member fixable in a bearing bore of the opening cylinder housing has a first channel portion and an easily exchangeable second member securable to this first member is provided with another channel portion which is inclined with respect to the channel portion of the first member.
  • the inclination of the channel section part of the second component is in each case matched exactly to a specific channel plate adapter.
  • connection flange has a groove for receiving a
  • connection flange prevents, in particular in conjunction with a corresponding sealing means, preferably an O-seal, that false air can enter the Faserleitkanal.
  • connection flange can be ensured that within the channel section parts of the
  • Faserleitkanal constuents in the exit region of the channel section a concave curved sealing surface.
  • this sealing surface corresponds with an associated channel plate adapter and ensures that in the transition region between the channel sections a clean pneumatic transition is given.
  • FIG. 1 is a side view of an open-end rotor spinning device with a arranged in a bearing bore of an opening roller housing Faserleitkanaltrust,
  • FIG. 3 shows a first, two-part embodiment of a Faserleitkanal conses
  • Fig. 4 shows another, one-piece embodiment of a Faserleitkanal conses.
  • the open-end rotor spinning device shown in FIG. 1 bears the reference number 1 overall.
  • Such open-end rotor spinning devices have, as is known, a rotor housing 2, in which the spinning cup of a spinning rotor 3, which is supported with its rotor shaft 4 in the bearing gusset of a support disk bearing 5, rotates at high speed.
  • the rotor shaft 4 of the spinning rotor 3 is acted upon by a machine-long tangential belt 6, which is made by a Andrudrolie 7.
  • the axial fixation of the rotor shaft 4 on the support disk bearing 5 preferably takes place via a permanent magnetic thrust bearing 18.
  • the rotor housing 2 which is open towards the front, is closed during the spinning operation by a pivotably mounted cover element 8 into which a seal 9 is embedded.
  • the rotor housing 2 is also connected via a corresponding suction line 10 to a vacuum source 11, which generates the necessary spin pressure in the rotor housing 2.
  • Channel plate adapter 12 is arranged, which has the Fadenabzugsdüse 13, the output-side channel portion 26 of a Faserleitkanals 14 and the mouth portion 27 of the Faserleitkanals 14.
  • a thread withdrawal tube 15 connects.
  • an opening roller housing 17 is fixed to the lid member 8, which is mounted rotatably limited about a pivot axis 16.
  • the cover element 8 furthermore has bearing brackets 19, 20 arranged at the rear for supporting an opening roller 21 or a sliver feed cylinder 22.
  • the opening roller 21 is either driven single motor or is, as shown in the exemplary embodiment, driven in the region of their host blade 23 by a rotating machine-long tangential 24.
  • the drive of the sliver feed cylinder 22 can be done on a single motor or it is a worm gear assembly is provided, which is connected to a machine-length drive shaft 25.
  • the disintegrated in the opening roller 17 by the opening roller 21 from a (not shown) original fiber tape singled fibers are fed via the fiber guide 14 on the rotating at high speed spinning rotor 3, spun into a thread and then, as usual, wound into a cheese.
  • the fiber guide channel 14 has at least two channel sections 26, 28, wherein the outlet-side channel section 26 in the Channel plate adapter 12 is integrated.
  • the input-side channel section 28 is part of a Faserleitkanalcicacines 30 which can be fixed in a bearing bore of the opening roller housing 17.
  • FIG. 2 and 3 is the Faserleitkanal tenu
  • the Faserleitkanaltrust 30 consists of a first
  • Component 31 with a channel portion portion 28 A and a fixable on the first component 31 second component 32 with a
  • the second component 32 in this case has a connecting flange 33 with a groove 34 in which a sealing means, preferably an O-ring.
  • the second component 32 with the connection flange 33 fits into a connection opening 37 of the first component 31 in such a way that the channel section parts 28A and 28B form a pneumatically continuous, inlet-side channel section 28.
  • the channel portion portion 28A extends in the first component 31 parallel to a parallel to the outer wall of the component 31 arranged reference line 29, while the channel portion portion 28B in the second component 32 with respect to the outer wall 29 of the component 32 parallel reference line 29 under a Angle ⁇ is arranged inclined.
  • the inlet-side channel section 28 consisting of the channel section parts 28A and 28B begins, as shown particularly in FIG.
  • Faserleitkanalprin 30 input side channel portion 28 of the fiber guide 14 goes forming an advantageous angle of inclination in the integrated in the channel plate adapter 12 output-side channel portion 26 of the fiber guide 14 via.
  • FIG. 4 A further advantageous embodiment of a Faserleitkanal cons 30 is shown in FIG. 4.
  • the Faserleitkanalcommun 30 is formed in one piece in this embodiment, wherein the arranged inside the Faserleitkanalcons 30 input side channel section 28 with respect to the outer wall of the Faserleitkanalcons 30 parallel reference line 29 is inclined at an angle ß.
  • the input-side channel portion 28 of the fiber guide 14 begins with a small distance to the periphery of the opening roller 21 and ends in the region of a sealing surface 36, which corresponds to an associated channel plate adapter 12.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)

Abstract

L'invention concerne un dispositif de filage à rotor à bout libre comprenant : un rotor de filage qui, pendant le processus de filage, tourne à vitesse de rotation élevée, à l'intérieur d'un boîtier de rotor, dans lequel règne un vide, pouvant être fermé par un élément formant couvercle, ce dernier présentant un logement pour le positionnement d'un adaptateur d'une plaque à canaux adaptée au rotor de filage, un cylindre ouvreur, monté en rotation dans un boîtier pour cylindre ouvreur, ainsi qu'un canal conducteur de fibre, au moins en deux parties, présentant des sections de canal dont les axes longitudinaux sont inclinés mutuellement, et dont la section de canal, côté entrée, est intégrée dans une pièce d'insertion du canal conducteur de fibre qui peut être fixée dans un alésage de palier dudit boîtier pour cylindre ouvreur, tandis que la section de canal côté sortie est un élément constituant de l'adaptateur de la plaque à canaux. L'invention est caractérisée en ce qu'il est prévu qu'une pièce d'insertion (30) de canal conducteur de fibre soit fixée dans l'alésage de palier du boîtier (17) pour cylindre ouvreur, pièce d'insertion à partir de laquelle au moins un élément de section de canal (28, 28B) s'étend, sous un angle d'inclinaison (α, ß), par rapport à une ligne de référence (29) parallèle à la paroi extérieure de ladite pièce d'insertion (30) du canal conducteur de fibre, et en ce que l'angle d'inclinaison (α, ß) est adapté respectivement à un adaptateur (12) de plaque à canaux correspondant.
EP10705298.7A 2009-03-06 2010-02-18 Dispositif de filage à rotor à bout libre Active EP2403981B2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009012045A DE102009012045A1 (de) 2009-03-06 2009-03-06 Offenend-Rotorspinnvorrichtung
PCT/EP2010/001000 WO2010099870A1 (fr) 2009-03-06 2010-02-18 Dispositif de filage à rotor à bout libre

Publications (3)

Publication Number Publication Date
EP2403981A1 true EP2403981A1 (fr) 2012-01-11
EP2403981B1 EP2403981B1 (fr) 2014-01-29
EP2403981B2 EP2403981B2 (fr) 2017-03-01

Family

ID=42184422

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10705298.7A Active EP2403981B2 (fr) 2009-03-06 2010-02-18 Dispositif de filage à rotor à bout libre

Country Status (5)

Country Link
EP (1) EP2403981B2 (fr)
CN (1) CN102341534B (fr)
BR (1) BRPI1013218A2 (fr)
DE (1) DE102009012045A1 (fr)
WO (1) WO2010099870A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010044181A1 (de) * 2010-11-19 2012-05-24 Maschinenfabrik Rieter Ag Faserkanaleinsatz
DE102013003284A1 (de) * 2013-02-26 2014-08-28 Saurer Germany Gmbh & Co. Kg Faserbandauflöseeinrichtung für eine Offenend-Spinnvorrichtung
DE102015115912A1 (de) * 2015-09-21 2017-03-23 Maschinenfabrik Rieter Ag Kanalplattenadapter und Offenendspinnvorrichtung mit einem Kanalplattenadapter
CN106283286A (zh) * 2016-10-21 2017-01-04 苏州多道自动化科技有限公司 一种消除涡流的转杯纺纱器
CN106567165A (zh) * 2016-10-21 2017-04-19 苏州多道自动化科技有限公司 一种纺制高强力纱线的转杯纺方法
DE102018105075A1 (de) * 2018-03-06 2019-09-12 Saurer Spinning Solutions Gmbh & Co. Kg Faserleitkanaleinrichtung für eine Offenend-Spinnvorrichtung mit einer Rastverbindung
DE102018117861A1 (de) * 2018-07-24 2020-01-30 Saurer Spinning Solutions Gmbh & Co. Kg Offenend-Rotorspinnvorrichtung
DE102019102337A1 (de) * 2019-01-30 2020-07-30 Saurer Spinning Solutions Gmbh & Co. Kg Faserführungseinsatz für ein Auflösewalzengehäuse

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Publication number Priority date Publication date Assignee Title
US4479348A (en) † 1981-10-27 1984-10-30 Kabushiki Kaisha Toyoda Jidoshokki Apparatus for spinning fasciated yarn
DE3734544A1 (de) * 1987-10-13 1989-05-03 Schubert & Salzer Maschinen Offenend-spinnvorrichtung und verfahren zu deren herstellung
DE3916238A1 (de) * 1989-05-18 1990-12-06 Fritz Stahlecker Vorrichtung zum oe-rotorspinnen
DE3923060A1 (de) 1989-07-13 1991-01-24 Schubert & Salzer Maschinen Offenend-spinnvorrichtung
WO1994001605A1 (fr) * 1992-07-01 1994-01-20 Rieter Ingolstadt Spinnereimaschinenbau Aktiengesellschaft Procede et dispositif de filage a fibre liberee
DE4416977C2 (de) * 1994-05-13 1996-12-19 Rieter Ingolstadt Spinnerei Offenend-Spinnvorrichtung
DE19712881B4 (de) † 1997-03-27 2005-12-22 Saurer Gmbh & Co. Kg Offenend-Spinnvorrichtung
DE19742498A1 (de) † 1997-09-26 1999-04-01 Friedrich Legrom Faserzuführelement einer Rotorspinnmaschine
DE19836099A1 (de) * 1998-07-31 2000-02-03 Hoechst Schering Agrevo Gmbh Nukleinsäuremoleküle kodierend für eine ß-Amylase, Pflanzen, die eine modifizierte Stärke synthetisieren, Verfahren zur Herstellung der Pflanzen, ihre Verwendung sowie die modifizierte Stärke
DE19836066A1 (de) 1998-08-10 2000-02-17 Schlafhorst & Co W Offenend-Spinnvorrichtung
DE10339875A1 (de) * 2003-08-29 2005-03-24 Saurer Gmbh & Co. Kg Kanalplatte für eine Offenend-Rotorspinnvorrichtung
DE10348710A1 (de) * 2003-10-16 2005-05-12 Saurer Gmbh & Co Kg Faserleitkanal
DE102004017700A1 (de) * 2004-04-10 2005-10-27 Saurer Gmbh & Co. Kg Offenend-Rotorspinnvorrichtung
CZ17335U1 (cs) * 2006-11-29 2007-03-12 Rieter Cz A. S. Víko podtlakové komory sprádací jednotky

Non-Patent Citations (1)

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Title
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Also Published As

Publication number Publication date
CN102341534B (zh) 2014-07-09
BRPI1013218A2 (pt) 2016-03-29
WO2010099870A1 (fr) 2010-09-10
EP2403981B1 (fr) 2014-01-29
CN102341534A (zh) 2012-02-01
DE102009012045A1 (de) 2010-09-09
EP2403981B2 (fr) 2017-03-01

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