EP2643506B1 - Dispositif d'entrainement pour un dispositif de compression sur un metier a filer - Google Patents

Dispositif d'entrainement pour un dispositif de compression sur un metier a filer Download PDF

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Publication number
EP2643506B1
EP2643506B1 EP11788332.2A EP11788332A EP2643506B1 EP 2643506 B1 EP2643506 B1 EP 2643506B1 EP 11788332 A EP11788332 A EP 11788332A EP 2643506 B1 EP2643506 B1 EP 2643506B1
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EP
European Patent Office
Prior art keywords
suction
carrier
spinning machine
drive
projection
Prior art date
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Active
Application number
EP11788332.2A
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German (de)
English (en)
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EP2643506A1 (fr
Inventor
Gabriel Schneider
Ludek Malina
Radek Zarecky
Petr Blazek
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Maschinenfabrik Rieter AG
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Maschinenfabrik Rieter AG
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Publication of EP2643506A1 publication Critical patent/EP2643506A1/fr
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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
    • D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
    • D01H5/70—Constructional features of drafting elements
    • D01H5/72—Fibre-condensing guides
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
    • D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
    • D01H5/22—Drafting machines or arrangements without fallers or like pinned bars in which fibres are controlled by rollers only
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19642—Directly cooperating gears

Definitions

  • the invention relates to a device for compacting a sliver on a spinning machine with a, acted upon by suction, driven and rotating compression element, which has a drive element which forms a drive connection in an operating position with a driven element of the spinning machine to form a first gear stage.
  • a variety of designs are already known, for compacting (compacting) of the votes of a drafting unit fiber material (fiber strand) downstream of a compacting device.
  • a swirl-generating device is supplied.
  • Such a swirl generating device consists for. Example, in a ring spinning machine from a rotor which rotates on a ring, wherein the yarn produced is wound on a rotating sleeve.
  • compression means are substantially evacuated circumferential, perforated suction drums or circumferential, provided with perforations straps used.
  • a special suction region is defined on the compression element using corresponding inserts within the suction drum, or within the circumferential straps.
  • Such inserts can be z. B. are provided with correspondingly shaped suction slots, to which a negative pressure is applied, whereby a corresponding air flow is generated at the periphery of the respective compression element.
  • Such devices are z. B. in the publications DE 19940817 A1 EP 947 614 B1 . DE 10 2005 010 903 A1 . DE 198 46 268 C2 . EP 1 612 309 B1 . DE 100 18 480 A1 and the CN 1712588 A shown and described.
  • the publications mentioned above are essentially permanently installed compression devices, which are permanently installed following the respective drafting system.
  • the drive of these compression devices takes place partially via special arranged over the length of the spinning machine drive shafts, which either be in drive connection with a suction roll or a circumferential belt.
  • the drive of the compression device via fixed drive connection to pressure rollers can take place, which rest on the compression device and via which the drive is transmitted via friction to the compression device.
  • drive examples can be taken from the exemplary embodiments of the cited publications, wherein the drive of the compacting device takes place via additional drive elements of the upper or lower roller of the output roller pair of the drafting unit.
  • the peripheral speed of the compression element (revolving suction drum or straps) to the peripheral speed of the output roller pair of the drafting to obtain the desired compaction of the yarn.
  • this also depends on the geometry of the suction slot used within the compression element.
  • the peripheral speed of the compression element is smaller than the peripheral speed of the output rollers of the drafting around a compression of the material in the region of the suction slot.
  • the inverse ratio is beneficial.
  • this drive device With this drive device, a specific gear ratio can be determined. Ie. It can be a superscription or reduction set with it. However, if it is necessary to change the transmission ratio (eg when changing the fiber material) then this drive device is inflexible and requires a greater amount of time to accomplish this.
  • the invention is therefore based on the object to improve known drive devices and to propose a drive device with which the gear ratios can be made variable and can be changed without much time.
  • the proposed drive device should form a compact design, which requires little space.
  • the annular drive element can be provided on its outer circumference with a toothing, which is in the operating position with a toothing of the driven element of the spinning machine in engagement.
  • a toothing which is in the operating position with a toothing of the driven element of the spinning machine in engagement.
  • annular drive element may be provided on its inner surface with a toothing, which is in engagement with a toothing on the peripheral surface of the neck.
  • At least one of the gears is made of a plastic material, or of a flexible solid body.
  • the annular drive element is designed as a friction wheel made of an elastic solid (for example rubber). That is, the drive element is designed as an annular disc (eg made of rubber), which rests under the action of a compressive load with its circular inner surface on the circular outer surface of the approach. In this case, the rotational movement of the disk driven via the outer circumference is transmitted via friction to the outer circumference of the projection, which is in communication with the compression element.
  • an elastic solid for example rubber
  • This connection can be direct or indirect, depending on whether the compression element has a suction drum or a perforated belt.
  • the compression element may preferably be formed from a rotatably mounted suction drum, wherein the approach may be connected axially parallel to the suction drum. That is, the suction drum and neck can be made in one piece.
  • the approach is provided at its free end with a receptacle for fixing a cap and the end cap projects beyond the outer diameter of the approach in the radial direction. This makes it possible to perform a quick and easy assembly and disassembly of the annular drive element.
  • two suction drums are axially parallel and spaced from each other rotatably mounted on a support having a suction channel which is connected to the respective interior of the suction drum.
  • the carrier is provided with a U-shaped end piece, in which one end of the suction channel opens.
  • each of the pinch roller to form a Clamping line in each case rest on the outer circumference of one of the two suction drums under the action of a spring load.
  • This also a pinch roller, which serves as a rotational locking element, integrated into the module with the suction rollers, whereby one obtains a complete replacement module of a compacting device.
  • suction pipes are mounted on the support for the thread extraction, which are connected to the suction channel.
  • a spinning machine which is provided with a circular channel for receiving the carrier, and the channel is provided in the region of the attachment of the respective carrier with openings and connected to a vacuum source.
  • the device is particularly suitable for use on a spinning machine.
  • FIG. 1 shows a schematic side view of a spinning station 1 a spinning machine (ring spinning machine) with a drafting unit 2, which is provided with an input roller pair 3, 4, a middle roller pair 5, 6 and a pair of output rollers 7, 8.
  • a strap 12, 13 out which are each held around a cage, not shown in detail in its illustrated position.
  • the upper rollers 4, 6, 8 of said pairs of rollers are designed as pressure rollers, which are rotatably mounted on the axes 4a, 6a, 8a on a pivotally mounted pressure arm 10.
  • the pressure arm 10 is pivotally mounted about an axis 15 and, as shown schematically, acted upon by a spring element F.
  • This spring element can, for. B. also be an air hose.
  • the roller pairs 3, 5, 7 are, as indicated schematically, connected to a drive A.
  • individual drives, as well as other forms of drive can be used.
  • the driven lower rollers 3, 5, 7 the pressure rollers 4, 6, 8, and the belt 13 are driven via the belt 12 via friction.
  • the peripheral speed of the driven roller 5 is slightly higher than the peripheral speed of the driven roller 3, so that the, the drafting unit 2 supplied fiber material in the form of a sliver L between the input roller pair and the middle roller pair 5, 6 is subjected to a pre-delay.
  • the main distortion of the fiber L arises between the middle roller pair 5, 6 and the pair of output rollers 7, 8, wherein the output roller 7 has a substantially higher peripheral speed than the center roller 5.
  • a pressure arm 10 is assigned to two adjacent drafting unit units 2 (twin drafting system). Since it is the same or partially mirror-image arranged elements of the adjacent drafting units, or compression devices, the same reference numerals are used for these parts.
  • the drawn out of the pair of output rollers 7, 8 stretched fiber material V is deflected downward and enters the region of a suction zone Z of a subsequent suction drum 17.
  • the respective suction drum 17 is provided with extending on its circumference perforations or openings ⁇ .
  • each a stationary mounted suction insert 18 is arranged within the rotatably mounted suction drum 17 .
  • the respective suction insert 18 can be held by means not shown in detail holding means of a carrier 20 in its installed stationary position.
  • a cover 51 is shown which may be pivotally adapted to provide access to the suction drums 17 for cleaning purpose.
  • the respective suction insert 18 on a portion of its circumference on a suction slot S, which is substantially above the suction zone Z extends.
  • the respective suction drum 17 is rotatably mounted in the region of its outer end via bearings K on a shaft 22.
  • a locking ring 23 is mounted on the shaft, which prevents the axial displacement of the suction drum during operation.
  • the shaft 22 is mounted in a receptacle 25 of the carrier 20. This can be z. B. with fasteners, not shown (screws) done.
  • the shaft 22 has a somewhat larger diameter in the region of the receptacle 25, while the ends of the shaft 22 extending from this receptacle have a tapered diameter on both sides and serve to accommodate the respective bearings K.
  • the respective suction drum 17 has, at its end pointing away from the carrier 20, an annular projection 16 with an outer diameter D1.
  • On a portion of the outer periphery of the projection 16 is a portion of the inner surface IF of an annular friction wheel 28, wherein the inside diameter of this inner surface IF has a diameter D2.
  • FIG. 3 View Y after Fig.
  • the respective suction drum 17 is in a working position in which the outer circumference U of the friction wheel 28 rests on a correspondingly applied pressure load on the outer circumference U7 of the driven output roller 7.
  • the end cap 30 has been omitted in this view to better show the ratios of the gear stages G1 and G2.
  • the friction wheel 28 ( Figure 3 ) is driven by friction from the roller 7 in a first gear stage G1. Also via friction, the friction wheel 28 transmits the drive in a second gear G2 on the annular projection 16 of the suction drum 17. This takes place at the point where the inner surface IF with the inner diameter D2 of the friction wheel 28 and the outer circumference AU of the projection 16 with the Touch outer diameter D1 or lie on top of each other.
  • the friction wheel 28 may be made of an elastic solid, such as. B. rubber.
  • the respective peripheral speed, or the speed of the suction drum 17 results from the selected diameter ratios D1 to D4. Ie. the ratio between the driven output roller 7 and the respective suction drum 17 is given by the ratio D ⁇ 4 D ⁇ 3 x D ⁇ 2 D ⁇ 1 , This makes it possible, depending on the choice of diameter ratios, to select the peripheral speed of the respective suction drum 17 to be greater or smaller than the peripheral speed of the driven output roller 7. In some cases, it is advantageous to choose the gear ratio so that the peripheral speed of the following suction drum 17 is slightly less than the peripheral speed of the output roller. B. a lateral displacement of the fiber material in the region of the suction zone Z above a correspondingly formed suction slot S be compensated. The suction zone Z extends (seen in the circumferential direction of the suction roller 17) approximately between the region where the friction wheel rests on the output roller 7 and the nip P between a pinch roller 33 and the suction drum 17th
  • FIG. 2a shows another view X after FIG. 1 , but in contrast to FIG. 2 only one half of the twin drafting system is shown. Except for the range of drive elements for the compression elements (suction drums 17 or not shown circumferential straps) corresponds to the execution of the FIG. 2a according to the execution FIG. 2 ,
  • the annular drive element is formed as a gear 29, which is provided with an external toothing 26.
  • the toothing 26 is engaged in a first gear stage G1 with a toothing 7z, which is mounted on the output roller 7.
  • the gear 29 also has an internal toothing 24, which in the in FIG.
  • FIG. 2 in the region of the annular projection 16, a cover cap 30 is fixed, which projects beyond the clear width D2 of the friction wheel 28 with its outer diameter.
  • the end cap 30 is provided with an annular projection 31 which projects into the inside width of the annular projection 16 of the suction drum 17.
  • the outer dimension of the annular projection 31 is chosen so that it is in the in FIG. 2 shown position exerts a clamping action within the clear width of the extension 16.
  • the annular cap 31 may be provided with additional outwardly projecting cams, which engage for fixing the end cap 31 in circumferential recesses within the clear width of the projection 16.
  • the end cap 30 in the in FIG. 2 shown location is still a variety of designs possible.
  • the friction wheel 28 is held in the axial direction on the shaft 22 in its position.
  • FIG. 2 It can be seen that on the carrier 20 fixed to the shaft 22, two suction drums 17 of adjacent spinning units are rotatably mounted. In this case, the suction drums 17 with a respective friction wheel 28 (or gear 29 according to 2a ) arranged in mirror image with respect to the carrier 20.
  • a clamping roller 33 is provided for each of the suction drums 17, which rests on the respective suction drum 17 via a pressure load and forms with it a clamping line P.
  • the respective pinch roller 33 is rotatably mounted on an axis 32 which is fixed to a bearing element 35 which is connected by screws 34 (or other fasteners) with a spring element 36.
  • the spring element 36 via which a pressing force of the pinch roller 33 is generated in the direction of the suction drum 17, is fastened to the carrier 20 via the schematically illustrated screws 37 (or other fastening elements).
  • This attachment point can be designed in such a way (eg by means of oblong holes in the spring element 36), so that the contact force of the pinch roller 33 to the suction drum 17 is adjustable.
  • the nip P at the same time forms a so-called "rotation lock gap", from which the fiber material in the conveying direction FS in the form of a compressed yarn FK is supplied under rotation distribution of a ring spinning device shown schematically.
  • This is provided with a ring 39 and a rotor 40, wherein the yarn is wound on a sleeve 41 to form a coil 42 (Kops).
  • a yarn guide 43 is arranged between the nip line P and the rotor 40.
  • the ring 39 is attached to a ring frame 44, which performs an up and down movement during the spinning process.
  • the carrier 20 is provided at its end facing the spinning machine with a U-shaped or forked end piece 46, which in FIG. 1 and FIG. 5 shown attached position rests with its inner surface 47 on a portion of the outer periphery 49 of a suction tube 50.
  • the fork-shaped end piece 46 is formed such that the connecting line VL between the ends E of the tail at a distance a to Center axis MA of the suction pipe 50 extends. Ie. in the in FIG. 1 and FIG. 5 shown installed position of the carrier 20 is the distance c between the connecting line VL and a parallel plane thereto, which the inner surface 47 tangent to the dimension a greater than the radius r of the suction tube 50.
  • the carrier 20 is pushed onto the suction tube 50 in the position shown by a semicolon by means of a low pressure force shown in the direction of the arrow.
  • the material of the carrier 20, at least the material of the end piece 46 is selected such that when Aufsteckvorgang on the suction tube 50, the legs of the tail 46 can yield elastically, after completion of Aufsteckvorgang the inner surface 47 of the end piece 46 completely on the outer circumference 49 of the suction tube 50 rests.
  • the contact pressure between the end piece 46 and the suction tube 50 is selected so that a pivoting of the carrier 20 about the center axis MA of the suction tube 50 is made possible.
  • a spring bar 55 is provided on each side of the carrier, which is fastened via fastening elements 56 (eg screws) to the machine frame MR of the spinning machine.
  • fastening elements 56 eg screws
  • FIG. 5 can be seen in this position, a flat surface 61 of a semicircular rod 60 on the circumference of the circular bar 58 on.
  • the rod 60 is fixedly connected to the carrier 20 via a web 62.
  • FIG. 2 can be seen extending on both sides of the carrier 20, a semicircular rod 60 which rests in the working position on the rod 58 and assumes a locking position in this position.
  • This locking position can only be solved by applying a corresponding force. This is the case when the compaction module VM in a lower dashed line position ( Fig. 1 ) has to be pivoted. This pivoting is necessary if the access to the drafting system outlet must be exposed for maintenance purposes, or the compaction module itself must be serviced.
  • a stop 64 attached to the machine frame is provided.
  • the compression module can also be removed by manual removal from the suction pipe 50 of the spinning machine.
  • the spring rod 55 returns to its original position by the action of the spring.
  • the semi-circular surface of the rod 60 strikes the peripheral surface of the rod 58 and presses this upon further pivoting in the dotted position.
  • a suction channel SK which has an opening S2 on the inner surface 47 of the end piece 46 and a further opening S1, which is arranged in the region of the receptacle 25 and communicates with the inner space 66 of the respective suction insert 18.
  • the opening S2 is in the working position of an opening SR of the suction pipe 50 opposite, whereby the interior of the suction pipe 50 is connected to the suction channel SK.
  • a sealing element DE is provided in the region of the inner surface 47 of the end piece 46, which is placed around the opening S2.
  • the sealing element DE is designed or mounted so that it comes into contact with the assembly of the carrier 20 on the outer circumference of the tube 50 and the junction between the openings S2 and SR against the environment.
  • the suction pipe 50 is connected via one or more connecting channels 70 with a central main channel 72.
  • This channel 72 is connected to a vacuum source SP in connection, which via a control unit ST can be controlled.
  • a suction tube 75 is fastened to both sides of the carrier 20, whose respective opening 77, which faces the carrier 20, is fastened to the Channel SK is connected.
  • The, viewed from the carrier, outwardly projecting end of the respective suction tube 75 is closed.
  • an opening 79 is mounted, which points in the direction of the pulled-down yarn FK. Ie.
  • the end of the further supplied yarn or yarn is supplied via the respective suction tube 75 under the action of the negative pressure generated via the vacuum source SP via the suction channel SK the suction tube 50, which this via the one or more channels 70 for further Transfer to a collection point to the main channel 72 emits.
  • compaction module also makes it possible to subsequently integrate or grow such a compaction unit on conventional spinning machines without having to install special further drive means (eg additional driven longitudinal shafts).
  • Each compaction module VM is a closed unit per se and is provided in the proposed version for two adjacent spinning stations.
  • a yarn suction pipe 81 fastened to the suction pipe 50 by means of fastening means 80 (eg screws) on a conventional spinning machine can be removed and exchanged for a compacting module VM.
  • the channel 82 within the suction tube 81 also opens into the opening SR of the suction tube 50.
  • the Fadenabsaugrohr 81 is provided with a cross tube 85 which is in communication with a central pipe section 83.
  • openings 86, 87 are respectively provided in the region of the two ends of the cross tube 85 and point in the direction of the yarn drawn downwards in each case.
  • a U-shaped end piece 89 is fixed, which substantially corresponds to the end piece 46 which is attached to the compression module VM.
  • the opening 90 of the pipe section 83, which ends in the region of the end piece 89, is in the installed position of the opening SR of the suction pipe 50 opposite.
  • sealing elements can also be provided here, as have been described in the case of the compression module.
  • the other opening 84 is connected to the interior of the cross tube 85.

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

Claims (13)

  1. Dispositif de compression d'une bande de fibres (V) d'une machine à filer, ledit dispositif de compression comportant un élément de compression rotatif (17), entraîné et soumis à une dépression d'air, qui comporte un élément d'entraînement (28, 29) qui, dans une position de fonctionnement, forme conjointement avec un élément entraîné (7, 7z) de la machine à filer une liaison d'entraînement en formant un premier étage de transmission (G1), caractérisé en ce qu'un second étage de transmission (G2) est disposé entre l'élément d'entraînement (28, 29) de l'élément de compression (17) du premier étage de transmission (G1) et l'élément de compression (17), l'élément d'entraînement (28, 29) étant configuré sous une forme annulaire, lequel s'appuie, dans la position de fonctionnement, au niveau de sa face intérieure (IF) sur une partie d'une surface périphérique circulaire (AU) d'un appendice (16) monté à rotation et en liaison d'entraînement avec l'élément de compression (17).
  2. Dispositif selon la revendication 1, caractérisé en ce que ledit élément d'entraînement annulaire (29) est pourvu, sur sa périphérie extérieure, d'une denture (26) qui est en prise, en position de fonctionnement, avec une denture (7z) de l'élément entraîné (7) de la machine à filer.
  3. Dispositif selon l'une des revendications 1 à 2, caractérisé en ce que l'élément d'entraînement annulaire (29) est pourvu, sur sa surface intérieure, d'une denture (24) qui est en prise avec une denture (19) disposée sur la surface périphérique (AU) de l'appendice (16).
  4. Dispositif selon la revendication 1, caractérisé en ce que l'élément d'entraînement annulaire (28) est configuré sous la forme d'une roue de friction constituée d'un corps solide élastique (par ex., du caoutchouc).
  5. Dispositif selon l'une des revendications 1 à 4, caractérisé en ce que l'élément de compression est constitué d'un tambour à dépression (17) monté à rotation.
  6. Dispositif selon la revendication 5, caractérisé en ce que l'appendice (16) est relié, dans une direction parallèle à l'axe, au tambour à dépression (17).
  7. Dispositif selon la revendication 6, caractérisé en ce que l'appendice (16) est pourvu à son extrémité libre d'un logement destiné à la fixation d'un capuchon de fermeture (30) et le capuchon de fermeture s'étend dans une direction radiale au-delà du diamètre extérieur (D1) de l'appendice (16).
  8. Dispositif selon l'une des revendications 5 à 7, caractérisé en ce que deux tambours à dépression (17) sont montés à rotation, dans une direction parallèle à l'axe et à une certaine distance l'un de l'autre, sur un support (20) qui comprend un conduit à dépression (SK) qui est relié à l'espace intérieur (66) respectif du tambour à dépression (17).
  9. Dispositif selon la revendication 8, caractérisé en ce que le support (20) est pourvu d'une pièce d'extrémité (46) en forme de U dans laquelle débouche une extrémité (S2) du conduit à dépression (SK).
  10. Dispositif selon l'une quelconque des revendications 8 à 9, caractérisé en ce que deux rouleaux pinceurs (33) sont montés à rotation sur le support (20), chacun des rouleaux pinceurs appuie respectivement sur la périphérie extérieure de l'un des deux tambours à dépression (17) sous l'action d'une contrainte par ressort (36) pour former une ligne de pincement (P).
  11. Dispositif selon l'une des revendications 8 à 10, caractérisé en ce que deux tubes à dépression (75), pourvus d'orifices à dépression (86, 87) et servant à aspirer les fils, sont montés sur le support (20), lesquels tubes à dépression sont reliés au conduit à dépression (SK).
  12. Machine à filer destinée à fixer le dispositif selon l'une des revendications 8 à 11, caractérisée en ce que la machine à filer est équipée d'un conduit circulaire (50) destiné à recevoir le support (20) et en ce que le conduit (50) est pourvu d'orifices (SR) au niveau de la fixation du support respectif et est relié à une source de dépression (SP).
  13. Machine à filer équipé d'un dispositif selon l'une des revendications 1 à 11.
EP11788332.2A 2010-11-26 2011-11-23 Dispositif d'entrainement pour un dispositif de compression sur un metier a filer Active EP2643506B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH01985/10A CH704133A2 (de) 2010-11-26 2010-11-26 Vorrichtung zum Verdichten eines Faserbandes an einer Spinnmaschine.
PCT/CH2011/000279 WO2012068692A1 (fr) 2010-11-26 2011-11-23 Dispositif d'entraînement pour un dispositif de compression sur un métier à filer

Publications (2)

Publication Number Publication Date
EP2643506A1 EP2643506A1 (fr) 2013-10-02
EP2643506B1 true EP2643506B1 (fr) 2015-05-27

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Application Number Title Priority Date Filing Date
EP11788332.2A Active EP2643506B1 (fr) 2010-11-26 2011-11-23 Dispositif d'entrainement pour un dispositif de compression sur un metier a filer

Country Status (6)

Country Link
US (1) US9228277B2 (fr)
EP (1) EP2643506B1 (fr)
JP (1) JP5840696B2 (fr)
CN (1) CN103221594B (fr)
CH (1) CH704133A2 (fr)
WO (1) WO2012068692A1 (fr)

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WO2019115351A1 (fr) * 2017-12-15 2019-06-20 Maschinenfabrik Rieter Ag Machine à filer et dispositif de serrage

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CH706840A1 (de) * 2012-08-15 2014-02-28 Rieter Ag Maschf Verriegelungvorrichtung an einer Textilmaschine.
CH708518A1 (de) 2013-09-13 2015-03-13 Rieter Ag Maschf Saugtrommel einer Vorrichtung zum Verdichten eines Fasergutes mit einer Dichtung.
CH709312A1 (de) 2014-02-27 2015-08-28 Rieter Ag Maschf Verdichtungsvorrichtung mit Saugtrommel.
CN103820891B (zh) * 2014-03-06 2015-03-04 江南大学 三级牵伸纺纱方法
CN104746189B (zh) * 2015-03-04 2017-01-11 武汉纺织大学 一种负压引导捕捉式环锭纺纱方法
CH711549A1 (en) * 2015-09-18 2017-03-31 Rieter Ag Maschf Cleaning device for a compacting device.
CH713916A1 (de) 2017-06-23 2018-12-28 Rieter Ag Maschf Verdichtungsvorrichtung für eine Spinnmaschine.
CH714068A1 (de) * 2017-08-17 2019-02-28 Rieter Ag Maschf Mehrfachdüsenanschluss einer Textilmaschine und Textilmaschine.
DE102019115219A1 (de) * 2019-06-05 2020-12-10 Maschinenfabrik Rieter Ag Saugrohr für eine Verdichtungsvorrichtung und Vorrichtung zum pneumatischen Verdichten eines verstreckten Faserverbandes
CH719551A1 (de) 2022-03-28 2023-10-13 Rieter Ag Maschf Spinnstelle für eine Ringspinnmaschine sowie Verfahren zum Betreiben einer Spinnstelle für eine Ringspinnmaschine.
CH720446A1 (de) 2023-01-20 2024-07-31 Rieter Ag Maschf Antriebselement und damit ausgestattete Vorrichtung zum Verdichten eines Faserbandes an einer Spinnmaschine
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WO2012068692A1 (fr) 2012-05-31
JP5840696B2 (ja) 2016-01-06
US20130239721A1 (en) 2013-09-19
CH704133A2 (de) 2012-05-31
EP2643506A1 (fr) 2013-10-02
JP2014500913A (ja) 2014-01-16
CN103221594B (zh) 2016-05-25
CN103221594A (zh) 2013-07-24

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