EP3155151A1 - Buse de filage pour un métier à filer à jet d'air et métier à filer à jet d'air avec buse de filage correspondante - Google Patents

Buse de filage pour un métier à filer à jet d'air et métier à filer à jet d'air avec buse de filage correspondante

Info

Publication number
EP3155151A1
EP3155151A1 EP15731667.0A EP15731667A EP3155151A1 EP 3155151 A1 EP3155151 A1 EP 3155151A1 EP 15731667 A EP15731667 A EP 15731667A EP 3155151 A1 EP3155151 A1 EP 3155151A1
Authority
EP
European Patent Office
Prior art keywords
spinneret
air
spinning
inlet opening
anspinnluft
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
EP15731667.0A
Other languages
German (de)
English (en)
Other versions
EP3155151B1 (fr
Inventor
Petr Haska
Jakub MAREK
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.)
Maschinenfabrik Rieter AG
Original Assignee
Maschinenfabrik Rieter AG
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 Maschinenfabrik Rieter AG filed Critical Maschinenfabrik Rieter AG
Publication of EP3155151A1 publication Critical patent/EP3155151A1/fr
Application granted granted Critical
Publication of EP3155151B1 publication Critical patent/EP3155151B1/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
    • D01H7/00—Spinning or twisting arrangements
    • D01H7/92—Spinning or twisting arrangements for imparting transient twist, i.e. false twist
    • 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
    • D01H4/02—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 a fluid, e.g. air vortex
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
    • D01H1/11—Spinning by false-twisting
    • D01H1/115—Spinning by false-twisting using pneumatic means

Definitions

  • the present invention relates to a spinneret for an air spinning machine, which serves to produce roving from a fiber structure, wherein the spinneret has an inlet opening for the entry of a fiber composite, wherein the spinneret has a vortex chamber at least partially limited vortex chamber, the inlet opening is arranged downstream of a predefined in the installed state of the spinneret transport direction of the fiber composite, wherein the spinneret has a spaced from the inlet opening in the transport direction opening through which a hollow spindle is inserted into the vortex chamber, wherein the spinneret has at least one spin air duct, via the air into the Inner of the vortex chamber can be introduced, wherein the spinning air passage between a spinning air inlet opening and a spinning air outlet opening extends and the spinning air inlet opening in the region of an outer side of the spinneret and the spinning air Austrit
  • the spinneret has at least one Anspinn Kunststoffkanal via which also air into the interior of the vortex chamber can
  • Roving is produced with the aid of roving machines, usually with the aid of stretch-pretreated (eg doubled) slivers, and serves as a template for the subsequent spinning process in which the individual fibers of the roving are spun into a fiber yarn, for example by means of a ring spinning machine .
  • stretch-pretreated eg doubled
  • the protective rotation granted may only be so strong that a cohesion of the individual fibers is ensured during the individual winding and unwinding operations as well as corresponding transport processes between the respective machine types.
  • the protective rotation it must be ensured that the roving can be further processed in a spinning machine - the roving must therefore continue to be delayable.
  • flyers In order to produce a corresponding roving, so-called flyers are primarily used, but their delivery speed is limited due to centrifugal forces occurring. Therefore, there have already been numerous proposals to circumvent the flyer or to replace it with an alternative machine type (see, for example, EP 0 375 242 A2, DE 32 37 989 C2).
  • An appropriate piecing may be required, for example, when turning on the spinning machine or after a rip of the roving or the fiber strand, in which case the fiber strand is introduced into the swirling chamber where it is subjected to fluidized air flow to rotate the inserted initial section of the fiber strand and thereby starting the actual production of roving.
  • the vortex air flow at this initial stage should usually have a different characteristic than during the regular spinning operation, in which the vortex chamber is already passed by a continuous fiber strand (the fiber strand is made up of the fiber structure in the region of the inlet opening of the spinneret and within the Vortex chamber made from the fiber structure and the vortex chamber leaving a vortex channel together).
  • the object of the present invention is to propose a spinneret and an air-spinning machine equipped therewith for the production of roving in which the individual flow sections for the spinning and piecing air are advantageously positioned and aligned.
  • the object is achieved by a spinneret and an air-jet spinning machine having the features of the independent patent claims.
  • the spinneret is characterized in that the at least one piecing air channel extends at least partially opposite to the transport direction, starting from its piecing air inlet opening, wherein the spinneret is the part of a corresponding air spinning machine which surrounds or forms the vortex chamber and the spinning air nozzles and Anspinn Kunststoffdüsen at least partially comprises (wherein the spinneret itself may be formed one or more parts).
  • the solution according to the invention has the advantage that the Anspinn Kunststoff inlet openings (over which the Anspinn Kunststoff enters the Anspinn Kunststoffkanal) seen in the transport direction after the spinning air inlet openings (on the the spinning air enters the spin air duct) can be placed.
  • the Anspinntions outlet openings (over which the Anspinn Kunststoff enters the vortex chamber) can thus seen in the transport direction approximately at the height of the spinning air
  • Outlets are placed, while still both air ducts (spinning air duct and Anspinn Kunststoffkanal) can be supplied by different sources of compressed air.
  • the spinneret has several spinning air channels and several Anspinn Kunststoffkanäle (with the respective associated inlet and outlet openings), wherein the respective outlet openings should open tangentially into the vortex chamber.
  • the features described with reference to the respective one spinning air channel or the one piecing air channel are therefore transferable to the remaining spinning air or piecing air channels of the corresponding spinneret.
  • the Anspinnluftkanal comprises a first channel section, which extends from the Anspinn Kunststoff inlet opening within the Wirbelhuntwandung at least partially opposite to the transport direction, wherein the Anspinn Kunststoffkanal beyond a second channel section comprises, extending from the first channel portion in the direction of Anspinn Kunststoff- outlet opening.
  • the Anspinn Kunststoff entry in this case is not continuous straight. Rather, the course of Anspinn Kunststoffkanals (which generally extends between the Anspinnluft inlet opening placed in the region of the outside and the Anspinn Kunststoff-outlet opening into the swirl chamber) within the Wirbelbibdung changes at least once.
  • the first channel section starting from the piecing air inlet opening, runs counter to the transport direction and parallel to a central axis of the spinneret. Within the vortex chamber wall, he finally goes over, for example via a kink, in the second channel section, which in turn extends in the direction of the vortex chamber.
  • the first channel section (in a side view of the spinneret) encloses an angle with a central axis of the spinneret whose magnitude is 0 ° to 30 °, preferably 0 ° to 15 °, particularly preferably 0 ° to 10 °, is. While an angle of 0 ° means that the first channel section is parallel to the central axis of the spinneret, an angle greater than 0 ° results in the first channel section being inclined with respect to the central axis.
  • first channel section and / or the second channel section have a rectilinear central axis.
  • the respective channel section can be made through a corresponding bore which is introduced into the vortex chamber wall.
  • impairments of the respective air currents are avoided.
  • the diameters of the respective channel sections are preferably the same size or deviate from each other by only a maximum of 20%.
  • first channel section and / or the second channel section is formed by a bore introduced into the spinneret from the outside of the spinneret.
  • a bore can be easily and especially, with respect to its orientation, very precisely introduced.
  • first channel section and the second channel section through a from the outside of the spinneret in the spinneret introduced bore is formed, wherein the respective holes intersect within the Wirbelfflewandung.
  • the intersection of both holes represents in this case the transition from the first to the second channel section.
  • the said holes are closed at least on one side in the region of the outside of the spinneret by an airtight seal.
  • the Anspinn Kunststoffkanal can be formed by a plurality of bores, each extending from the outside into the vortex chamber, wherein at least one of the holes can completely penetrate the Wirbelhuntwandung, starting from the outside of the spinneret.
  • the first channel section is preferably formed by a first bore extending from an end face of the spinneret and extending in the transport direction, the bore subsequently being sealed in the area of the end face by means of a seal (which is preferably glued in).
  • the second channel section is preferably formed by a second bore which extends from an outer side extending between the two end faces of the spinneret into the vortex chamber, whereby both bores intersect within the vortex chamber wall and the second bore intersects in the area of the vortex chamber Outside is sealed.
  • the second channel section branches off from the first channel section between a seal of the first channel section and the piecing air inlet opening.
  • the two channel sections intersect within the vortex chamber wall, the first channel section intersecting on the one hand its Anspinn Kunststoff inlet opening can be supplied and is hermetically sealed on the other side by a seal.
  • the second channel section extends from the piecing air outlet opening into the first channel section.
  • the second channel section branches off at an angle ⁇ from the first channel section, wherein the amount of said angle is 40 ° to 80 °, preferably 45 ° to 75 °, particularly preferably 50 ° to 70 °.
  • Such an angle causes an air flow, which does not have to be redirected before entering the vortex chamber and thus promises a successful piecing without further intervention.
  • the spinning-air outlet opening and the piecing-air outlet opening are arranged in a common plane extending perpendicular to the transport direction or less than 3 mm, preferably less than 2 mm, particularly preferably less than 1 mm, viewed from one another in the transport direction are spaced. Nevertheless, the spin air duct and the piecing air duct can be separated from Compressed air supplies are supplied, since the spinning air inlet opening and the Anspinn Kunststoffeintrittsö réelle are seen in the transport direction spaced from each other.
  • the piecing air inlet opening and the piecing air outlet opening seen in the transport direction at least 4 mm, preferably at least 8 mm, more preferably at least 12 mm, and / or less than 30 mm, preferably less than 25 mm , more preferably less than 20 mm, are spaced from each other. Said areas ensure that sufficient space is available between the respective inlet openings in order to be able to supply them with compressed air via separate compressed air supplies without the spinneret having to take such large dimensions here that it makes it unsuitable for installation in an air spinning machine would.
  • the air-jet spinning machine according to the invention for the production of roving is finally distinguished by the fact that it comprises at least one spinning station with a spinneret, wherein the spinning station is formed, with a fiber structure fed to the spinneret in a transport direction within a swirl chamber partially bounded by the spinneret Help a flow of air to give a rotation, and wherein the spinneret has the features of the invention of the previous or subsequent description.
  • the features can be realized individually or in any combination, as long as it does not lead to contradictions.
  • the spinneret has a plurality of spinning air channels and a plurality of piecing air channels spaced therefrom in the transport direction, the spinning air inlet openings of the spinning air channels and the piecing air inlet openings of the piecing air channels being separated from one another by sealing elements, preferably in the form of sealing rings ,
  • the spinning-air inlet openings and the intake-air inlet openings are preferably arranged in the region of the outer side of the spinneret, in particular on a surface section of the same between the end faces of the spinneret. Consequently, the corresponding compressed-air sources for the spinning and piecing air in the region of the outside of the spinneret also open into the respective air channels.
  • sealing elements Due to the sealing elements, finally ensured that no air exchange is possible between the spinning air ducts and Anspinn Kunststoffkanälen in the region of the outside of the spinneret. Both types of air ducts can thus be acted upon independently, preferably alternately, with compressed air, without there being any unwanted leakage air flows. It is also extremely advantageous if the sealing elements are placed in the region of an outer side of the spinneret and preferably enclose them circumferentially.
  • the sealing elements are designed as annular sealing rubbers, wherein it is particularly advantageous if in each case a sealing element (seen in the transport direction) between the inlet opening of the spinneret and the spinning air inlet openings, between the spinning air inlet openings and the piecing air inlet openings and between the piecing air inlet openings and the opening of the spinneret over which the roving leaves the spinneret are arranged.
  • the spinning station has a spinneret-receiving carrier element, wherein the carrier element has a spinning air inlet openings adjacent and in fluid communication therewith spinning air chamber, and wherein the carrier element adjacent to Anspinn Kunststoff inlet openings and in fluid communication Anspinn Kunststoffwait having.
  • the carrier element may, for example, have a bore into which the spinneret is inserted (the attachment of the spinneret in the carrier may, for example, be realized by means of screws).
  • the air chamber and the piecing air chamber are airtight separated from each other by means of the sealing elements mentioned in the previous section.
  • FIG. 1 shows a side view of an air-spinning machine
  • FIG. 2 is a sectional view of a known spinneret
  • FIG. 3 shows a sectional view of a spinneret according to the invention
  • FIG. 4 shows a view of a spinneret according to the invention with a view towards the transport direction
  • FIG. 5 a sectional view of a further spinneret according to the invention
  • FIG. 6 is a sectional view of the spinneret according to FIG. 6, the spinneret being held in a carrier element of the air spinning machine,
  • FIG. 8 shows a further sectional view of the arrangement according to FIG. 7.
  • FIG. 1 shows a schematic view of a section of an air-jet spinning machine according to the invention, which serves to produce roving 1.
  • the air-spinning machine can comprise a drafting system 25 with a plurality of corresponding drafting device rollers 24, which are supplied with a fiber structure 2, for example in the form of a relined conveyor belt.
  • the air spinning machine shown in principle comprises a spaced apart from the drafting 25 yarn-forming unit 33 with an internal and shown in the following figures spinneret 3 and a Garn Strukturselement 8 shown in Figure 2 in the form of a hollow spindle, wherein the
  • a vortex chamber 6 at least partially limited.
  • the fiber structure 2 or at least a part of the fibers of the fiber composite 2 is provided with a protective rotation.
  • the air-spinning machine may comprise a draw-off unit 27 with preferably two draw-off rollers 26 for the roving 1 (the withdrawal unit 27 is not absolutely necessary).
  • a winding unit 31 connected downstream of the withdrawal unit 27 or the yarn-forming unit 33 is generally provided, which in turn should comprise at least one sleeve drive 30 and one sleeve receptacle in each case connected to the sleeve drive 30 and known in principle (but not shown) , with the aid of which a sleeve 29 can be fixed and set into rotary motion via the sleeve drive 30, in order to be able to wind the roving 1, preferably supported by a traversing unit 28, onto the sleeve 29.
  • the air-jet spinning machine works according to a special air-spinning process.
  • the fiber structure 2 is guided in a transport direction T via an inlet opening 4 shown in the following figures into the swirl chamber 6 of the spinneret 3 of the yarn-forming unit (wherein the spinneret 3 embodied according to the invention is shown in more detail in FIGS. 3 to 8).
  • a protective rotation ie at least part of the fibers of the fiber composite 2 is detected by an air flow, which is generated by appropriately placed spinning air channels 9.
  • a portion of the fibers is hereby pulled out of the fiber structure 2 at least to some extent and wound around the tip of a yarn formation element 8 projecting into the vortex chamber 6.
  • the fibers of the fiber composite 2 are drawn off from the swirl chamber 6 via an inlet opening 35 of the yarn formation element 8 (cf. FIG. 2) and a discharge channel 34 arranged inside the yarn formation element 8 and adjoining the inlet opening 35.
  • the free fiber ends are drawn on a spiral path in the direction of the inlet opening 35 and loop as Umwindefasern to the centrally extending core fibers - resulting in the desired protective rotation having roving. 1
  • the roving 1 has by the only partial rotation of the fibers a delaying ability, the machine for the further processing of the roving 1 in a subsequent spinning machine, such as a ring spinning machine, is essential.
  • a subsequent spinning machine such as a ring spinning machine
  • conventional air-spinning devices impart to the fiber structure 2 such a strong rotation that the necessary distortion following the yarn production is no longer possible. This is also desirable in this case, since conventional air-spinning machines are designed to produce a finished yarn, which should usually be characterized by high strength.
  • FIG. 2 shows a spinneret 3 according to known prior art.
  • the yarn formation element 8 which would also be present in the case of the use of the spinneret 3 according to the invention shown in FIGS. 3 to 8, protrudes counter to the transport direction T and through a corresponding opening 7 into the web.
  • Belsch 6 Furthermore, all spinnerets 3 shown in the figures have a vortex chamber 5, which may for example and at least partially have a circular cross-section.
  • the vortex chamber wall 5 has an outer side 12 delimiting the spinneret 3 to the outside and an inner side 13 delimiting the vortex chamber 6 (whereby the vortex chamber wall 5 could generally also be designed in several parts).
  • spinning air channels 9 are present, via which during the Vorgarnher too spinning air can be introduced into the vortex chamber 6, the spinning air channels 9 have a spinning air inlet opening 10 and an opening into the vortex chamber 6 spinning air outlet opening 11.
  • the spinnerets 3 shown in FIGS. 3 to 8 now have, in addition to the spinning air ducts 9, several piecing air ducts 14 via which compressed air can be introduced into the swirl chamber 6 during the abovementioned piecing operation in order to produce a special one To be able to produce the piecing process optimum vortex air flow within the vortex chamber 6.
  • the Anspinnluftkanäle 14 extend from their Anspinn Kunststoff- inlet openings 15 at least partially opposite to the transport direction T ( Figure 3 shows in principle a section along the line A-A in Figure 4). In this way, it is again possible to place the Anspinn Kunststoff-inlet openings 15 of Anspinn Kunststoffkanäle 14 in the transport direction T to the corresponding piecing air outlet openings 16 through which the Anspinn Kunststoffkanäle 14 open into the swirl chamber 6.
  • the piecing air channels 14 preferably comprise at least a first channel section 17 and a second channel section 18, wherein the first channel section 17, starting from the piecing air inlet opening 5, merges into the second channel section 18, which finally crosses the second channel section 18 Anspinn Kunststoff outlet opening 16 opens into the vortex chamber 6.
  • Both channel sections 17, 18 in this case enclose an angle ⁇ , the amount of which is preferably in the range lying in the general description.
  • the first channel section 17 extends parallel to a central axis 32 of the spinneret 3, as is also shown in FIG.
  • the said channel sections 17, 18 can now be produced by a respective bore which intersects within the channel wall.
  • piecing air introduced via the piecing air inlet opening 15 (with reference to FIG. 5) upwards or outwards from the piecing air channel
  • FIG. 7 shows FIG. 7.
  • the piecing air inlet openings 15 are not arranged in the region of an end face of the spinneret 3, but in the region of its outer side 12 extending between the two end faces, the piecing air inlet openings 15 also passing through (Preferably, perpendicular to the central axis 32 of the spinneret 3 extending) bores are formed.
  • Figure 7 shows that the spinneret 3 is preferably held in a support member 21 of the air-spinning machine, which of course should have not shown holding elements or fasteners to fix the spinneret 3 can (the illustration in Figure 7 is therefore only schematically to understand).
  • FIG. 8 shows, in principle, the embodiment according to FIG. 7.
  • the cut through the corresponding spinneret 3 did not take place through a piecing air channel 14, but rather through a spinning air channel 9.
  • the cut was made along a line that corresponds to the placement of the line BB in Figure 4 corresponds (although the embodiment of Figure 4 differs in many respects from the embodiment of Figure 8).
  • the features shown in FIG. 8 and explained in more detail below are also present in the spinneret 3 according to FIG. 7, even if they are not partially shown in FIG. 7 for reasons of clarity.
  • the spinneret 3 naturally also has a plurality of spinning air channels 9 through which spinning air can be introduced into the swirl chamber 6 during the normal operation of the air spinning machine following the piecing process in order to produce a roving 1 from the supplied fiber structure 2.
  • the spinning air channels 9 can also be formed by bores, wherein these each, preferably inclined in the transport direction T, from a spinning air inlet opening 10 placed in the region of the outer side 12 of the spinneret 3 to a spinning air outlet opening 1 of the spinneret arranged in the region of the inner side 13 3 and communicate with a spinning air channel 9 in connection.
  • This can also be designed as an annular groove and communicates with a separate source of air pressure.
  • a spinneret 3 is obtained in which the spinning air outlet openings 11 and the piecing air outlet openings 16 lie approximately in one plane. Nevertheless, the spinning air and the piecing air can be introduced via separate air chambers (spinning air chamber 22, Anspinn Kunststoffhunt 23), which are seen in the transport direction T spaced from each other.

Landscapes

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

Abstract

L'invention concerne une buse de filage destinée à un métier à filer à jet d'air qui sert à fabriquer des mèches (1) à partir d'un composite de fibres (2). La buse de filage (3) comporte : un orifice d'admission (4) pour le composite de fibres (2) ; une chambre centrifuge (6) qui est délimitée au moins partiellement par une paroi (5) et qui est disposée en aval de l'orifice d'admission (4) dans une direction de transport (T) du composite de fibres (2) qui est prédéfinie dans l'état monté de la buse de filage (3) ; un orifice (7), distant de l'orifice d'admission (4) dans la direction de transport (T), par lequel une broche creuse (8) peut être introduite dans la chambre centrifuge (6) ; au moins un conduit d'air de filage (9) qui permet d'introduire l'air à l'intérieur de la chambre centrifuge, le conduit d'air de filage (9) s'étendant entre un orifice d'entrée d'air de filage (10) et un orifice de sortie d'air de filage (11), l'orifice d'entrée d'air de filage (10) étant disposé au niveau d'un côté extérieur (12) de la buse de filage (3) et l'orifice de sortie d'air de filage (11) étant disposé au niveau d'un côté intérieur (13) de la paroi (5) de la chambre centrifuge délimitant la chambre centrifuge (6) ; au moins un conduit d'air de démarrage de filage (14) qui permet également d'introduire l'air à l'intérieur de la chambre centrifuge (6), le conduit d'air de démarrage de filage (14) s'étendant entre un orifice d'entrée d'air de démarrage de filage (15) et un orifice de sortie d'air de démarrage de filage (16) et l'orifice d'entrée d'air de démarrage de filage (15) étant disposé au niveau dudit côté extérieur (12) de la buse de filage (3) et l'orifice de sortie d'air de démarrage de filage (16) étant disposé au niveau dudit côté intérieur (13) de la paroi de chambre centrifuge (5), l'orifice d'entrée d'air de filage (10) et l'orifice d'entrée d'air de démarrage de filage (15) étant espacés l'un de l'autre dans ladite direction de transport (T). Selon l'invention, le conduit d'air de démarrage de filage (14) s'étend à partir de son orifice d'entrée d'air de démarrage de filage (15) au moins en partie dans le sens contraire de la direction de transport (T).
EP15731667.0A 2014-06-13 2015-06-08 Buse de filage pour un métier à filer à jet d'air et métier à filer à jet d'air avec buse de filage correspondante Active EP3155151B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH00900/14A CH709756A1 (de) 2014-06-13 2014-06-13 Spinndüse für eine Luftspinnmaschine sowie Luftspinnmaschine mit einer entsprechenden Spinndüse.
PCT/IB2015/000873 WO2015189674A1 (fr) 2014-06-13 2015-06-08 Buse de filage pour un métier à filer à jet d'air et métier à filer à jet d'air avec buse de filage correspondante

Publications (2)

Publication Number Publication Date
EP3155151A1 true EP3155151A1 (fr) 2017-04-19
EP3155151B1 EP3155151B1 (fr) 2019-12-04

Family

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EP15731667.0A Active EP3155151B1 (fr) 2014-06-13 2015-06-08 Buse de filage pour un métier à filer à jet d'air et métier à filer à jet d'air avec buse de filage correspondante

Country Status (5)

Country Link
EP (1) EP3155151B1 (fr)
JP (1) JP6689259B2 (fr)
CN (1) CN106460249B (fr)
CH (1) CH709756A1 (fr)
WO (1) WO2015189674A1 (fr)

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CH712409A1 (de) * 2016-04-29 2017-10-31 Rieter Ag Maschf Luftspinnmaschine sowie Verfahren zur Herstellung eines Garns.
DE102019103271A1 (de) * 2019-02-11 2020-08-13 Maschinenfabrik Rieter Ag Spinndüse für eine Luftspinnmaschine sowie Verfahren zum Öffnen einer solchen

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DE2614442C2 (de) * 1976-02-14 1994-05-19 Goetzfried Geb Wieland Franzis Vorrichtung zum pneumatischen Falschdrallspinnen eines Fadens
CH629857A5 (en) * 1977-05-05 1982-05-14 Toray Industries Method for preventing starting difficulties in the purely mechanical production of core yarn and apparatus for carrying out the method
JPS6056817B2 (ja) 1981-10-13 1985-12-12 村田機械株式会社 紡績糸
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CA2005018A1 (fr) 1988-12-12 1990-06-12 Elbert F. Morrison Filature de meche, sous vide
JP2003155630A (ja) * 2001-09-05 2003-05-30 Murata Mach Ltd 紡績装置
EP1375709B1 (fr) * 2002-06-21 2014-08-06 Maschinenfabrik Rieter Ag Procédé de rattache pour, ou rattachement dans, des postes de filature des métiers à filer à vortex d'air
DE10251727A1 (de) * 2002-11-05 2004-05-13 Deutsches Institut für Textil- und Faserforschung Stuttgart - Stiftung des öffentlichen Rechts Verfahren und Vorrichtung zur Herstellung von Flyerlunte
CN1598102A (zh) * 2004-07-29 2005-03-23 江南大学 旋流退捻空气捻接器用金属退捻管
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CH705221A1 (de) * 2011-07-01 2013-01-15 Rieter Ag Maschf Vorspinnmaschine zur Herstellung eines Vorgarns sowie Verfahren zum Anspinnen eines Faserverbands.
DE102012101039A1 (de) * 2012-02-09 2013-08-14 Maschinenfabrik Rieter Ag Luftspinnmaschine mit separaten Spinn- und Anspinndüsen

Also Published As

Publication number Publication date
CN106460249B (zh) 2019-08-20
JP6689259B2 (ja) 2020-04-28
CH709756A1 (de) 2015-12-15
CN106460249A (zh) 2017-02-22
JP2017521578A (ja) 2017-08-03
WO2015189674A1 (fr) 2015-12-17
EP3155151B1 (fr) 2019-12-04

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