EP0740712B1 - Procede et dispositif permettant d'imprimer alternativement une torsion en "s" ou en "z" a un fil - Google Patents

Procede et dispositif permettant d'imprimer alternativement une torsion en "s" ou en "z" a un fil Download PDF

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Publication number
EP0740712B1
EP0740712B1 EP95906338A EP95906338A EP0740712B1 EP 0740712 B1 EP0740712 B1 EP 0740712B1 EP 95906338 A EP95906338 A EP 95906338A EP 95906338 A EP95906338 A EP 95906338A EP 0740712 B1 EP0740712 B1 EP 0740712B1
Authority
EP
European Patent Office
Prior art keywords
twisting
elements
drive
twist
receiving 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.)
Expired - Lifetime
Application number
EP95906338A
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German (de)
English (en)
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EP0740712A1 (fr
Inventor
Wolfgang RÄDER
Günther Schmitt
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.)
Temco Textilmaschinenkomponenten GmbH and Co KG
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Temco Textilmaschinenkomponenten GmbH and Co KG
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Classifications

    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
    • D02G1/02—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
    • D02G1/04—Devices for imparting false twist
    • D02G1/08—Rollers or other friction causing elements
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
    • D02G1/02—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
    • D02G1/04—Devices for imparting false twist
    • D02G1/08—Rollers or other friction causing elements
    • D02G1/082—Rollers or other friction causing elements with the periphery of at least one disc
    • 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
    • D01H7/923—Spinning or twisting arrangements for imparting transient twist, i.e. false twist by means of rotating devices
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G1/00—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics
    • D02G1/02—Producing crimped or curled fibres, filaments, yarns, or threads, giving them latent characteristics by twisting, fixing the twist and backtwisting, i.e. by imparting false twist
    • D02G1/04—Devices for imparting false twist
    • D02G1/06—Spindles

Definitions

  • the invention relates to a method for alternatively applying either an S-swirl or a Z-twist on a yarn, according to the preamble of claim 1. Furthermore, the Invention a device for false twist texturing with several for common Acting on a continuous yarn in the same direction driven twister The preamble of claim 6, wherein this device also for performing the aforementioned Process may be suitable.
  • the direction of rotation is proposed in the mentioned site reverse the friction discs and one of the three sets of friction discs from its position on one side of the other two sets of friction discs into a corresponding one
  • the contact sequence of the yarn on the friction disks should remain unchanged.
  • two separate groups of friction disc sets to be provided in the form of a stick, that is, all required Disks are attached to a sleeve and fastened.
  • All friction disc combinations must be simultaneously by one Recording be lifted, otherwise they can not be released from their overlap.
  • Timing belts and the like must also be dismantled before the changeover, so that a changeover on the machine is not possible, which leads to very long downtimes and thus leads to loss of production.
  • the S / Z changeover movements of a or several swirlers always on one that is assumed to be stationary relative to them
  • the structural advantage can be achieved, inter alia, that the individual swirlers are articulated to one another to form a complete unit can and this overall unit is easily switched between S and Z twist or can be folded down without the need for disassembly individual disc sets results from each other.
  • a Divide into two that is, one that can be flexibly installed on the textile machine Recording device in which the swirl generator assembly, which is in the sense of the invention uniformly manageable and transportable including the bearings, disc combinations, Holding elements, drive elements is designed to be used as a unit can.
  • this unit can be designed so that the axis of rotation of the rear or center swirl generator, for example, the pivot point for one swivel element each further left and right swirl generator forms.
  • the unit is removed from the receiving device.
  • the receiving device is different Insert positions equipped so that the drive coupling of the swirl with a Drive device depending on the S-twist position or Z-twist position in or against the Clockwise.
  • the handling steps mentioned are analog, but carried out counterclockwise. The conversion can be carried out directly at the spindle point without any complex Mounting devices or tools are required.
  • the pivot elements are each with or provided several thread guide devices and / or thread guide channels.
  • the one with it is that the thread guide for S or Z twist is fixed with the Swivel element automatically moves us into the intended S or Z position can be brought.
  • the large number of individual swirl units is common Drive source, for example tangential belts, coupled.
  • To at one To be able to carry out the S / Z swirl changeover for individual swirl generator units is one To strive for easy decoupling from the drive source.
  • the receiving device via a bearing point that permits linear displacement and / or rotation a textile machine side bracket is attached.
  • the linear offset or the twist then serves the coupling and / or decoupling in the desired S or Z swirl drive direction bring about.
  • This training is particularly advantageous for drive coupling over one or more whorls of a swirl generator, which with a continuous tangential friction belt as a common drive source in frictional engagement.
  • the drive coupling can be expediently bring about a linear (lateral) offset of the receiving device together with the aggregate, to establish the engagement between the whorl and tangential belt.
  • a twist of the Unit receiving device expedient At a Unit with two drive whorls on different swirl encoders is a twist of the Unit receiving device expedient.
  • the interaction with a counter pressure roller which are also attached in the receiving device and adjustable with this can be provided after an embodiment of the invention.
  • the ease of use and / or the manageability increases if after a further embodiment of the invention a stationary, automatically supported, for example, against a texturing machine chassis or manually operable adjusting element is provided, which towards the receiving device whose movement acts.
  • the receiving device can also be accommodated therein Swirl generator unit so offset over the bearing to the textile machine holder or be twisted, for example, that the drive whorl or the tangential friction line can be brought into or out of engagement.
  • a requirement in the practical operation of texturing machines is when threading of the yarn in the texturing center within the twist generator, their rotation or To be able to maintain coupling with the drive device.
  • These are threading units known (see published patent application DE 41 15 629 A1), one against the texturing center a softer spring swiveling threading lever and one over a harder spring have lagging pivoting locking lever, which when closing with the threading lever holding it can be brought into engagement.
  • Such threading aids can be after a Further development advantageous with the device according to the invention with swivel elements combine by arranging the threading and closing lever on a swivel element are, with at least the threading lever pivotably mounted relative to the pivoting element is.
  • the locking lever can be immovable on the swivel element assigned to it attached, in particular be integrally formed with this.
  • FIG. 1 there is a centrally arranged swirl generator 1, for example a set several coaxial friction disks, in a bed 9.
  • a centrally arranged swirl generator for example a set several coaxial friction disks, in a bed 9.
  • Whose axis of rotation 4 forms at the same time the pivot axis for the pivot element 7, which holds the left swirl generator 3, and the swivel holder 8 with the right twister 2.
  • the swivel holder 7 is a thread guide 6 integrated with an open eyelet shape so that it is in the S-twist position in the texturing center of the aggregate between the two swivel holders on the continuous yarn can.
  • Another thread guide 5 is on the other swivel holder 8 in the vicinity of central swirl sensor 1 attached so that it is inoperative in the S position shown in FIG. 1 is.
  • the swivel holders 7, 8 can be defined in more detail by means of latching and latching elements 11, 12 Determine position according to S or Z position. Furthermore, a locking device 13 which is realized, for example, as a pin which can be displaced against spring pressure by means of a handle can be provided, whereby the pivot holder 7, 8 in their position opposite each other determine the bed 9 and secure it in position.
  • the complete unit 16 from swirlers, swivel holders and bed can be placed in a holding device Insert 10, which can be attached to a stationary machine foundation.
  • FIG. 2 shows the structure for Z-twist operation described with reference to FIG. 1.
  • the swivel bracket 7, 8 it both counterclockwise into the position of the respective other swivel holder 8 or 7 in a circular path to guide the central swirl generator 1.
  • the finding can in turn take place via the latching and latching elements 11, 12.
  • For cohesion again provides the locking device 13.
  • the complete unit 16 introduced into the receiving device 10, after which the further production run to enable.
  • the unit 16 is inserted into the receiving device 10.
  • the one from the Swivel holders axially projecting shaft ends of the swirl sensors 1, 2, 3 are each from comprises a total of four toothed rollers 17, 18, 19, 20, the shaft end of the middle Swirl generator 1 carries two toothed rollers 17, 18 axially one behind the other.
  • the swivel holders 7, 8 cover the bearing bed 9 which rotatably accommodates the swirl encoders in the side view including the axis of rotation 4 of the central swirl generator 1.
  • the locking device 13 locks the swivel holder 7, 8 with respect to the bed 9.
  • the locking and locking elements 11, 12 define the relative position of the swirl sensors 1, 2, 3 for each other in the S or Z position.
  • the direction of rotation can be changed, depending on the S or Z-twist, with the friction discs rotating in the same direction, and with S / Z conversion at least the right and left swirl sensors 2, 3 are placed in exchange positions.
  • the central or rotational axis 4 of the central swirl generator 1 forms the swivel axis which, for example, the Z-rotation of the left swirl generator 3 clockwise to the position of the right swirl 2 is pivoted.
  • the right swirl sensor 2 is also about the axis of rotation 4 of the central swirl generator 1 in the position of the previously left swirl generator 3 moves.
  • the switch to S-twist is carried out in the same way with the opposite direction.
  • a thread guide 5, 6 is always effective, are in the embodiment 1 - 3 of the thread guide 6 for S rotation on the swivel holder 7 of the according to FIG. 1 left-hand swirler and the thread guide 5 for the Z rotation on the swivel holder 8 according to Fig. 1 right swirl sensor 2 firmly attached.
  • S / Z changeover everyone gets Thread guide in the position intended for him in the texturing center.
  • the unit 16 it is necessary for the unit 16 to exist for example, the swivel bracket 7, 8 each on one of the outer swirlers 3, 2, the bed 9 with the outer swirl sensors 3, 2 and / or the central swirl sensor 1 with its Axis of rotation 4, the thread guides 5, 6, etc. can be removed from the receiving device 10 and can be used again after moving the outer swirl sensors 2, 3 around the central swirl sensor 1 is.
  • the swivel bracket 7, 8 can be via the locking device 13 released or locked.
  • the toothed belt required for further drive 14, 15 which are in engagement with the toothed rollers 17, 18, 19, 20, can remain.
  • each station is based on a frame-like support 22, which over a pivot bearing 23 is rotatably seated on a machine bracket 24 by the mounting rail 21 protrudes.
  • a frame-like structure of the recording support 22 two receiving recesses 25 are formed in half.
  • a carrier in each of them 26 used in, for example, oblong-plate-like shape, one on its underside rotatably attached counter roller 27 for pressing against a tangential belt 28 carries through the support supports 22 in the direction of movement 29.
  • the the recording recesses 25 surrounding frame of the recording support 22 is also in half each Insert bores 30 and provided with a thread guide eyelet 31 in the center on its outer edge.
  • the counter roller 27, which is arranged in a longitudinal half of the counter roller carrier 26, is in the Z position according to FIG. 4a for rotation clockwise outside and in the S position according to FIG. 4b within that of the tangential drive belt 28 and the fastening rail 21 limited space 32 for rotation counterclockwise.
  • the receiving support 22 In order to bring the counter roller 27 into contact with the tangential friction belt 28, the receiving support 22 according to FIG. 5a about its pivot bearing 23 a rotation 33 in the frame at an acute angle.
  • a manually triggerable actuator is used on the bracket 24 and the receiving support 22 suspended tension spring 34 and one Release lever 35 has.
  • the latter is perpendicular to the plane of the drawing against the pressure of one Leaf spring (not shown) swiveling, one attached to the leaf spring Snap nose grips the support on its outer edge depending on the swivel position or not.
  • the counter roller 27 When reaching behind, the counter roller 27 is, according to FIGS. 4a and 4b, and 5a, 5b, 6a, 6b in engagement with the tangential drive belt when not reaching behind 29.
  • the tension spring is in the position out of engagement with the friction belt 29 according to FIGS. 4a, 4b 34 more loaded on train, in the engaged position according to Fig. 5a - 6b less or relaxed.
  • the device according to the invention is provided with a threading mechanism, that from a texturing center 36 against the pressure of a softer torsion spring 37 pivotable threading lever 38 and one against the pressure of a harder torsion spring 39 closing lever 40 pivotable to texturing center 36.
  • the threading lever 38 is at the circumference of its pivot bearing with two almost diametrically opposed, open Threaded eyelets 41 are provided, each of which in the closed position, for example according to FIG. 5a one covers with the texturing center 36.
  • a thread or yarn (not shown) can be caught in it and by pivoting the threading lever 38 by means of a hand finger to the texturing center be performed.
  • This stop position of the locking lever 40 is by the latching 42, 43 secured. To the manual handling of the locking lever 40 too facilitate, this can also be in on its outer edge with rounded recesses 45 symmetrical arrangement for both S and Z position, which is manual Facilitate handling by finger or thumb intervention.
  • the symmetrical Arrangement of the two or both-sided thread loops 41, snap-in projections 42 and complementary locking recesses 43, retaining lugs 44 and finger engagement recesses 45 enables the swirl generator 1, 2, 3 to be closed both for Z-swirl position and also for S-twist position.
  • the pivot axis of the threading lever 38 coincides with the axis of rotation of the swirl generator 2 on the right in the S position
  • the pivot axis of the closing lever 40 coincides with the axis of rotation 4 of the central swirler 1.
  • the locking lever is also included the swivel holder 7 carrying the left swirl sensor 3 is rigidly connected and thus serves for Closing the entire swirl generator 1, 2, 3, about the axis of rotation 4 of the center Swirl generator 1, which in the illustrations according to FIGS. 4a-6b is always at the rear or the fastening rail 21 is closest.
  • FIG. 6a corresponds to that in FIG. 2, and the S position in FIG. 6b corresponds to that in FIG. 1.
  • FIG. 6a there is a drive whorl 46a of the central or rear swirl generator 1, and according to FIG. 6b a drive whorl 46b in the S-twist position relative to the rear Swirl sensor 1 right swirl sensor 2 with the tangential drive belt 28 in a frictional connection.
  • This drive coupling is brought about by the acute-angled twist 33, the on the actuation of the above described actuator with tension spring 34 and Release lever 35 is based.
  • the carrier 26 with the counter-pressure roller 27 is in the right of the two receiving recesses 25 of the receiving support 22 via the insertion holes 30 used.
  • the receiving support 22 consists essentially of two welded together at right angles Formed plates that give an L-like profile in the side view. Of the longer, horizontal plate of the receiving support 22 project from mounting pins 47, above which the counter roller carrier 26 and the swirl generator 1, 2, 3 side by side in each half of the support 22 can be attached.
  • the tangential belt (not shown here) 28 runs either according to FIG. 7a between the counter roller 27 and the Drive whorl 46a of the central swirl generator 1 or, according to FIG. 7b, between the counter roller 27 and the drive whorl 46b of the swirl sensor 2 on the right in FIG. 1.
  • the locking device 13 is specifically designed as follows: In a plain bearing block 48, which is screwed onto the counter roller holder 26, is one against spring pressure manually operated locking pin 49 guided. This presses in the closed 5a, 6a and 6b against one of the swivel bracket 7 with the locking lever 40 at the bottom protruding pin 50, which causes the closed position of the Swirl generator is held. To open the locking pin 49 against spring pressure pulled away from the pin 50, and the locking lever 40 is by the associated The spring together with the firmly connected pivot lever 7 into the open position according to FIG. 5b pressed. In Fig. 7b the locking pin 49 is shown in the retracted position.
  • the swivel holders 7, 8 have mutually facing and thus beveled Stopping surfaces 51 that the axes of rotation of the swirl encoders 1, 2, 3 the corners of a stop form isosceles triangle. At least one of the opposite walls of the the two swivel brackets 7, 8 are recessed with a groove 52, which results when they are opened 53 and stop of the stop surfaces 51 results in a guide channel 57 for the yarn passage. Furthermore, in the embodiment according to FIG. 8, only on the swivel holder 8 of the right swirl sensor a thread guide device 54 can be attached in a screw hole 55, which is symmetrical formed on opposite sides for both S and Z positions with thread loops 41 is. 9 differs from that of FIG.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Looms (AREA)
  • Toys (AREA)

Claims (20)

  1. Procédé pour imprimer alternativement une torsion en S ou une torsion en Z à un fil, qui passe et est guidé entre au moins deux générateurs de torsion (1, 2, 3) tournant dans le même sens et dont le sens de rotation peut être sélectionné, le changement entre la torsion en S et la torsion en Z étant effectué en maintenant fixe au moins l'un (1) des générateurs de torsion (1, 2, 3) et en déplaçant par rapport à celui-ci l'autre ou les autres générateurs de torsion (2, 3) pour les amener dans des positions de fonctionnement respectivement différentes pour la torsion en S ou la torsion en Z, caractérisé en ce que l'autre ou l'un au moins des autres générateurs de torsion (2, 3) est déplacé dans sa position de fonctionnement considérée en étant guidé le long d'une trajectoire prédéterminée, qui s'étend à la manière de celle d'un satellite autour du ou des générateurs de torsion (1) en position fixe, et le sens de rotation des générateurs de torsion (1, 2, 3) est inversé.
  2. Procédé selon la revendication 1, caractérisé en ce que la trajectoire s'étend de manière plane et/ou selon une forme circulaire.
  3. Procédé selon la revendication 1 ou 2, mettant en oeuvre au moins trois générateurs de torsion (1, 2, 3) agencés de manière polygonale autour du fil, dont l'un (1) est maintenu fixe et dont les autres générateurs de torsion (2, 3) sont substitués l'un à l'autre quant à leurs positions de fonctionnement, pour le changement entre la torsion en S et la torsion en Z, caractérisé en ce que les générateurs de torsion (2, 3) à substituer l'un à l'autre sont déplacés dans le même sens de révolution l'un après l'autre, dans la position respective antérieure du générateur de torsion directement précédent ou directement suivant dans le sens de révolution.
  4. Procédé selon la revendication 1 ou 2, mettant en oeuvre au moins trois générateurs de torsion (1, 2, 3) agencés de manière polygonale autour du fil, dont l'un est maintenu fixe et dont la position relative des autres générateurs de torsion (2, 3) l'un par rapport à l'autre est modifiée pour le changement entre la torsion en S et la torsion en Z, caractérisé en ce que les générateurs de torsion (2, 3) à changer de place sont déplacés chacun dans un sens de révolution (53) opposé à celui de l'autre, au maximum jusqu'à arriver en appui l'un contre l'autre, ou bien l'un au moins des générateurs de torsion (2, 3) à changer de place est déplacé au maximum jusqu'à arriver en appui contre l'autre.
  5. Procédé selon l'une des revendications précédentes, caractérisé en ce qu'après le changement de place du ou des autres générateurs de torsion (2, 3) à déplacer, en vue d'inverser le sens de rotation et/ou le couplage avec un dispositif d'entraínement (28), on modifie dans sa position, et notamment on fait tourner (33),. par rapport à ce dernier, l'ensemble du groupe des générateurs de torsion (1, 2, 3).
  6. Dispositif de texturation en fausse torsion, comprenant plusieurs générateurs de torsion (1, 2, 3) entraínés dans le même sens, qui sont destinés à agir en commun (36) sur un fil les traversant en continu, et qui sont agencés de manière à pouvoir être déplacés ou ajustés les uns par rapport aux autres pour le changement entre la torsion en S et la torsion en Z, et comprenant des moyens d'inversion destinés à inverser le sens d'entraínement des générateurs de torsion (1, 2, 3), pour la mise en oeuvre du procédé selon l'une des revendications 1 à 5, caractérisé en ce que les générateurs de torsion (1, 2, 3) sont reliés entre eux de manière articulée, d'une façon telle que, par rapport à l'un au moins (1) des générateurs de torsion, le ou les autres générateurs de torsion (2, 3) puissent, par pivotement, être modifiés dans leurs positions de fonctionnement pour la torsion en S ou la torsion en Z, notamment être substitués l'un à l'autre ou être déplacés l'un vers l'autre, le cas échéant chacun selon un sens de révolution opposé à celui de l'autre.
  7. Dispositif selon la revendication 6, caractérisé par un ou plusieurs éléments de pivotement (7, 8), qui sont articulés, de préférence de manière coaxiale, sur au moins un générateur de torsion (1), et qui supportent le ou les autres générateurs de torsion (2, 3) selon un montage en rotation.
  8. Dispositif selon la revendication 7, comportant au moins trois générateurs de torsion (1, 2, 3) rotatifs, agencés de manière polygonale autour du centre de texturation (36) du fil, parmi lesquels au moins deux générateurs de torsion (2, 3) peuvent être ajustés dans leurs positions par rapport à au moins un autre générateur de torsion (1) et/ou être substitués l'un à l'autre, pour le changement entre la torsion en S et la torsion en Z, caractérisé en ce que les générateurs de torsion (2, 3) pouvant être substitués ou ajustés, sont montés en rotation chacun dans un élément de pivotement (7, 8) associé, ces éléments de pivotement étant reliés, dans leurs zones d'articulation, à l'autre générateur de torsion (1), de manière articulée comme une charnière.
  9. Dispositif selon la revendication 8, caractérisé en ce que les éléments de pivotement (7, 8) présentent des surfaces de butée (51) dirigées l'une vers l'autre et s'étendant de façon telle, que lors de l'entrée en butée, les axes de rotation des générateurs de torsion (1, 2, 3) forment un triangle dont les angles sont dans une relation prédéterminée, de préférence un triangle isocèle ou équilatéral.
  10. Dispositif selon la revendication 7, 8 ou 9, caractérisé en ce que, sur un ou plusieurs éléments de pivotement (7, 8), sont respectivement réalisés et/ou disposés un ou plusieurs guide-fil (5, 6; 31 ; 54) et/ou canaux de guidage de fil (57).
  11. Dispositif selon la revendication 7, 8, 9 ou 10, caractérisé en ce que les moyens d'inversion comprennent un dispositif de réception (22) conçu de manière telle, que le groupe de générateurs de torsion (1, 2, 3) articulé puisse y être mis en place de manière démontable et/ou extractible, au moins dans une position respective pour l'entraínement de torsion en S ou en Z.
  12. Dispositif selon la revendication 11, dans lequel le groupe de générateurs de torsion est doté d'un ou de plusieurs organes de couplage (46a, 46b), par exemple des rotors de moteur électrique ou des noix d'entraínement, pour le couplage à un dispositif d'entraínement (28), par exemple un stator de moteur électrique ou des courroies d'entraínement par friction tangentielle, caractérisé en ce que le dispositif de réception (22) présente un espace ou un passage pour le dispositif d'entraínement (28), le ou les organe(s) de couplage (46a, 46b) du groupe de générateurs de torsion (1, 2, 3), en fonction de la position de montage de celui-ci, étant alors en prise avec le dispositif d'entraínement (28) dans le sens d'entraínement pour la torsion en S ou en Z.
  13. Dispositif selon la revendication 11 ou 12, caractérisé en ce que le dispositif de réception (22) comporte une zone formant palier linéaire et/ou de rotation (23) pour le montage déplaçable ou coulissant et/ou rotatif ou articulé en rotation, sur un support (24) d'une machine textile.
  14. Dispositif selon la revendication 13, caractérisé par un organe de réglage (34, 35) appuyé en position fixe, par exemple contre un châssis de machine de texturation, et susceptible d'être actionné de manière automatique ou manuelle, et qui peut être amené en prise au niveau du dispositif de réception (22) de façon telle, que celui-ci, en dehors du groupe de générateurs de torsion (1, 2, 3) qui y est éventuellement reçu, soit ajustable, par l'intermédiaire de la zone formant palier (23), par rapport au dispositif d'entraínement (28) et/ou au support de machine (24), le ou les organes de couplage (46a, 46b) pouvant alors être mis en prise ou hors de prise avec le dispositif d'entraínement (28).
  15. Dispositif selon l'une des revendications 11 à 14, caractérisé par un ou plusieurs crans d'encliquetage (11, 12) et des éléments d'encliquetage (12, 11) complémentaires de ces derniers, qui sont réalisés d'une part chacun sur un élément de pivotement (7, 8) et d'autre part sur le dispositif de réception (22) et qui sont disposés de manière telle, que l'encliquetage permette le blocage dans des positions de pivotement prédéterminées pour les éléments de pivotement (7, 8).
  16. Dispositif selon l'une des revendications 11 à 15, caractérisé par un organe de verrouillage (13; 48-50), qui est intercalé entre les éléments de pivotement (7, 8) et le dispositif de réception (10; 22) et qui, en appui sur le dispositif de réception (10; 22), agit sur les éléments de pivotement (7, 8) pour bloquer une position relative entre le dispositif de réception (10; 22) et les éléments de pivotement (7, 8).
  17. Dispositif selon l'une des revendications 11 à 16, dans lequel le groupe de générateurs de torsion (1, 2, 3) présente une ou plusieurs noix d'entraínement (46a, 46b) pour une liaison par friction tangentielle avec une courroie d'entraínement (28), caractérisé par un support (26) pour un galet conjugué (27) pressant la courroie d'entraínement (28) contre la ou les noix d'entraínement (46a, 46b), d'une conception ou d'une configuration telle, que ce support (26), le cas échéant en étant substitué au groupe de générateurs de torsion (1, 2, 3), puisse être monté dans le dispositif de réception (22) dans sa position pour l'entraínement de torsion en S ou en Z.
  18. Dispositif selon l'une des revendications 7 à 17, caractérisé en ce que les éléments de pivotement (7, 8) présentent des parois à surfaces de butée (51), formées au moins partiellement avec des creux (52) en forme de rainure ou de gorge et dirigées l'une vers l'autre d'une manière telle, que lors de l'entrée en butée, les éléments de pivotement (7, 8) délimitent entre eux un canal de passage (57) pour le passage du fil.
  19. Dispositif selon l'une des revendications 7 à 18, comprenant un mécanisme d'enfilage qui présente un levier d'enfilage (38), pouvant pivoter vers le centre de texturation (36), et un levier de fermeture (40) pouvant pivoter en retard par rapport au précédent et pouvant, lors de la fermeture, être amené en prise avec le levier d'enfilage (38) en le maintenant, caractérisé en ce que le levier d'enfilage et le levier de fermeture (38, 40) sont disposés chacun sur un levier de pivotement respectif (7, 8), au moins le levier d'enfilage (38) étant monté de manière pivotante par rapport à l'élément de pivotement (7).
  20. Dispositif selon les revendications 17 et 19, caractérisé par un ou plusieurs crans d'encliquetage (43) et des éléments d'encliquetage (42) complémentaires de ces derniers, qui sont réalisés d'une part sur le support de galet conjugué (26) et d'autre part sur le levier de fermeture (40), et qui sont disposés de manière telle, que l'encliquetage permette le blocage du levier de fermeture (40) dans des positions de pivotement prédéterminées.
EP95906338A 1994-01-18 1995-01-17 Procede et dispositif permettant d'imprimer alternativement une torsion en "s" ou en "z" a un fil Expired - Lifetime EP0740712B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE4401321A DE4401321A1 (de) 1994-01-18 1994-01-18 Friktionsfalschdrallaggregat mit variabler Drehrichtung für S- bzw. Z-Drehung
DE4401321 1994-01-18
PCT/EP1995/000158 WO1995019460A1 (fr) 1994-01-18 1995-01-17 Procede et dispositif permettant d'imprimer alternativement une torsion en 's' ou en 'z' a un fil

Publications (2)

Publication Number Publication Date
EP0740712A1 EP0740712A1 (fr) 1996-11-06
EP0740712B1 true EP0740712B1 (fr) 1998-04-22

Family

ID=6508161

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95906338A Expired - Lifetime EP0740712B1 (fr) 1994-01-18 1995-01-17 Procede et dispositif permettant d'imprimer alternativement une torsion en "s" ou en "z" a un fil

Country Status (6)

Country Link
US (1) US5771675A (fr)
EP (1) EP0740712B1 (fr)
JP (1) JPH09511283A (fr)
KR (1) KR100354983B1 (fr)
DE (2) DE4401321A1 (fr)
WO (1) WO1995019460A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101845695A (zh) * 2009-03-26 2010-09-29 欧瑞康纺织部件有限公司 假捻机
CN104532424A (zh) * 2015-01-13 2015-04-22 无锡宏源机电科技股份有限公司 一种摩擦假捻装置及其运行方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008032952A1 (de) * 2008-07-12 2010-01-14 Oerlikon Textile Components Gmbh Friktionsfalschdrallaggregat
DE102014101953A1 (de) * 2014-02-17 2015-08-20 Saurer Components Gmbh Doppelfriktionsaggregat
JP2023524528A (ja) * 2020-05-07 2023-06-12 ユニバーサル．ファイバーズ．インコーポレイテッド 杢加工ヘリックス糸

Family Cites Families (11)

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Publication number Priority date Publication date Assignee Title
GB1419086A (en) * 1972-03-06 1975-12-24 Scragg & Sons Textile apparatus
FR2332352A1 (fr) * 1975-11-19 1977-06-17 Roannais Const Textiles Atel Perfectionnement aux broches de texturation fausse-torsion par disques
DE3123753A1 (de) * 1980-06-26 1982-02-25 Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid "friktionsfalschdraller"
DE2943279C2 (de) * 1979-10-26 1984-07-12 FAG Kugelfischer Georg Schäfer KGaA, 8720 Schweinfurt Falschdrallvorrichtung
FR2484472A1 (fr) * 1980-06-14 1981-12-18 Barmag Barmer Maschf Dispositif de fausse torsion a friction pour la texturation par fausse torsion de fils synthetiques et son procede de fonctionnement
GB8525048D0 (en) * 1985-10-10 1985-11-13 Rieter Scragg Ltd False twisting apparatus
US5349808A (en) * 1989-06-14 1994-09-27 Barmag Ag Yarn twisting disc
DE3941073A1 (de) * 1989-12-13 1991-06-20 Kugelfischer G Schaefer & Co Friktionsfalschdrallaggregat
DE4001957A1 (de) * 1990-01-24 1991-07-25 Kugelfischer G Schaefer & Co Hochgeschwindigkeits-friktionsfalschdrallaggregat
DE4110464A1 (de) * 1991-03-30 1992-10-01 Kugelfischer G Schaefer & Co Friktionsfalschdrallaggregat mit elektromotorischem antrieb
DE4115629A1 (de) * 1991-05-14 1992-11-19 Kugelfischer G Schaefer & Co Einfaedelhilfe fuer ein friktionsfalschdrallaggregat

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101845695A (zh) * 2009-03-26 2010-09-29 欧瑞康纺织部件有限公司 假捻机
DE102009015026A1 (de) 2009-03-26 2010-09-30 Oerlikon Textile Components Gmbh Falschdrallaggregat
CN101845695B (zh) * 2009-03-26 2013-11-13 欧瑞康纺织部件有限公司 假捻机
CN104532424A (zh) * 2015-01-13 2015-04-22 无锡宏源机电科技股份有限公司 一种摩擦假捻装置及其运行方法
CN104532424B (zh) * 2015-01-13 2017-09-12 无锡宏源机电科技股份有限公司 一种摩擦假捻装置及其运行方法

Also Published As

Publication number Publication date
WO1995019460A1 (fr) 1995-07-20
KR970700792A (ko) 1997-02-12
JPH09511283A (ja) 1997-11-11
DE4401321A1 (de) 1995-07-20
EP0740712A1 (fr) 1996-11-06
US5771675A (en) 1998-06-30
DE59501986D1 (de) 1998-05-28
KR100354983B1 (ko) 2002-12-28

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