EP0755892B1 - Dispositif pour rétracter et avancer un élément de manipulation ou de traitement de fil - Google Patents

Dispositif pour rétracter et avancer un élément de manipulation ou de traitement de fil Download PDF

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Publication number
EP0755892B1
EP0755892B1 EP96111172A EP96111172A EP0755892B1 EP 0755892 B1 EP0755892 B1 EP 0755892B1 EP 96111172 A EP96111172 A EP 96111172A EP 96111172 A EP96111172 A EP 96111172A EP 0755892 B1 EP0755892 B1 EP 0755892B1
Authority
EP
European Patent Office
Prior art keywords
rotation
thread
elements
permanent magnets
shaft
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
EP96111172A
Other languages
German (de)
English (en)
Other versions
EP0755892A1 (fr
Inventor
Andreas Krüger
Franz-Josef Flamm
Jochen Cüppers
Joachim Stiller
Reinhard Marquardt
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.)
Oerlikon Textile GmbH and Co KG
Original Assignee
W Schlafhorst AG and Co
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
Priority claimed from DE1995126901 external-priority patent/DE19526901A1/de
Priority claimed from DE1995128462 external-priority patent/DE19528462B4/de
Application filed by W Schlafhorst AG and Co filed Critical W Schlafhorst AG and Co
Publication of EP0755892A1 publication Critical patent/EP0755892A1/fr
Application granted granted Critical
Publication of EP0755892B1 publication Critical patent/EP0755892B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
    • B65H59/10—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by devices acting on running material and not associated with supply or take-up devices
    • B65H59/20—Co-operating surfaces mounted for relative movement
    • B65H59/22—Co-operating surfaces mounted for relative movement and arranged to apply pressure to material
    • B65H59/225—Tension discs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H71/00—Moistening, sizing, oiling, waxing, colouring or drying filamentary material as additional measures during package formation
    • B65H71/005—Oiling, waxing by applying solid wax cake during spooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/30—Handled filamentary material
    • B65H2701/31—Textiles threads or artificial strands of filaments
    • 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
    • Y10T74/18—Mechanical movements
    • Y10T74/18024—Rotary to reciprocating and rotary
    • Y10T74/18032—Rotary to reciprocating or rotary

Definitions

  • the invention relates to a device for retracting and Advancing a thread treatment element relative to one Thread run of a textile machine with a thread treatment element with a drive mechanism connecting a drive motor.
  • thread tensioners are used and / or waxing devices for influencing the thread or thread treatment used.
  • This thread tensioner or waxing equipment must be removed a thread defect in the subsequent manufacture of one Thread connection to be opened so that a top thread and a Bobbin thread can be safely inserted into the thread path.
  • the cleaning of Thread errors making the thread connection and that Opening and closing of the thread tensioner and waxing device automatically.
  • To open the thread tensioner for example one of the clamping plates from the opposite clamping clamp withdrawn and then advanced again.
  • a waxing roller is used to open a waxing device withdrawn from the threadline and then pushed back into the thread course. The necessary for this Movements are often done via cams, bellcranks and Linkage tapped from the drive of the winder.
  • the invention has for its object a device of the type mentioned at the beginning to create the inexpensive easy to control and flexible regarding the Opening and closing times are adjustable.
  • the drive mechanism two by turning the drive motor back against his normal sense of rotation contains elements which can be rotated relative to one another, one of which is in reverse with the drive motor coupled and the other locked in the reverse direction against rotation is and that a Twisting the elements against one another onto the thread treatment element transmitted axial movement is applied.
  • the drive motor is used to retract and advancing the thread treatment element used.
  • This drive motor has for technological reasons for the Normal operation a given direction of rotation.
  • For withdrawing of the thread treatment element is simple the direction of rotation of the drive motor is reversed.
  • the advancement occurs when the drive motor is back for normal operation turned on with its given direction becomes.
  • the two elements are in supported against each other in the axial direction by means of support means and loaded against each other by means of a spring means.
  • helical surfaces are used as support means intended. Such spiral surfaces can be easily manufacture and result in a safe function.
  • the two elements towards each other in the axial direction of a spring means are loaded.
  • the spring means in Connection with the drive motor driven in normal running direction sure the two items are back in their operating position ingest, i.e. that the thread treatment element is pushed back into the thread course.
  • the object is achieved in that Means for preventing the indirectly drivable from rotating Tensioner plates are provided that the directly drivable Tensioner plate around the division of the ring-shaped permanent magnets relative to the indirectly driven clamping plate is rotatable, and that at least one of the two tension plates together with the associated permanent magnets in the direction the repulsive force of the permanent magnets is resilient.
  • the drive shaft (13) is by means of plain bearings (14, 15) stored in a housing (16).
  • a gear (17) rotatably arranged with a pinion (18) combs a drive motor (19), in particular one Stepper motor.
  • the drive motor (19) drives the drive shaft (13) and thus the paraffin roll (10) in normal operation with a given direction of rotation, which is determined in this way is that the paraffin roll (10) in opposite directions to one running along its inner end face, not shown Thread moves.
  • the element (20) is in the axial direction on that of the waxing roller (10) side facing away from that on the drive shaft (13) fixed gear (17) supported. On the opposite The element (20) is also supported on one side on the drive shaft (13) arranged element (22) from that by means of a compression spring supported on the housing (16) (23) is pressed against the element (20).
  • the element (22) is parallel to the drive shaft with several (13) extending plunger (24) provided in openings of the housing (16) and the inner end face opposite the paraffin roll (10). These pestles (24) secure the element (20) against twisting. If that Element (22) moved in the axial direction of the drive shaft (13) , the plungers (24) press the waxing roller (10) from the housing (16) and thus also from the running along the inner end face of the waxing roller (10) Thread away.
  • the drive motor (19) stopped and switched so that it has a Reverse rotation by a predetermined angle of rotation.
  • the Element (20) is opposite to the normal direction of rotation Direction of rotation taken from the drive shaft (13), since the freewheel (21) locks in this direction and acts as a clutch.
  • the element (20) thus becomes relative twisted to the element (22).
  • axial support means are provided which cause that a twisting of the elements (20, 22) against each other in a Axial movement are implemented, which then on the paraffin roll (10) is transmitted.
  • the element (20) To reduce the relative rotational movement between the elements (20, 22) to convert it into a relative axial movement is the element (20) with a support surface designed as a helix (26) provided on which the element (22) is supported.
  • the helical support surface (26) of the element (20) and opposite cam-shaped support surface (27) of the element (22) are shown in Fig. 2 in their processing.
  • the waxing roller (10) remains from the stops (25) by the extended plunger (24) until the thread has been reinserted in the thread run. After that the thread take-off is switched on again and the drive motor (19) also switched on again with its normal direction of rotation. The element (20) is then over the short angle of rotation entrained by the drive shaft (13), this entrainment is supported by the action of the compression spring (23). Then take the element (22) and with it its plunger (24) again the position shown. The paraffin roll (10) this movement is tracked and put back on the thread and placed the stops (25). Then the secures Freewheel (21) in connection with the support surfaces (26, 27) and the compression spring that the element (20) no further in Direction of rotation is taken.
  • a Drive motor (19) drives via a pinion (18) with intermediate switching an intermediate wheel (28) on a gear (27), the rotatably on a drive shaft (13) for a paraffin roll (10) is arranged.
  • a freewheel (30) Located on the drive shaft (13) an element (29) with the gear (17) by means a freewheel (30) is connected.
  • Freewheel (20) is designed so that it the element (29) and the gear couples against the normal direction of rotation, so that the drive motor (19) after being turned in reverse direction the element (29) against the normal direction of rotation of the drive shaft (13) takes along.
  • the element (29) is another, on the drive shaft (13) arranged element (31) associated with that in the axial direction with cam surfaces (33) helically shaped surfaces (34) of the element (29) opposite.
  • the element (31) is with Tappets (35) provided, which are through openings in a housing wall extend such that the element (31) against twisting is secured.
  • a torsion spring (26) is located between the elements (29, 30) arranged, the one the element (31) towards the Element (29) pulling force generated. With a relative Rotation of the elements (29, 31) to one another increases the force of the torsion spring (36).
  • the drive motor (19) is back in its normal direction of rotation switched on, the gear (17) takes the element (29) about the angle of rotation in the normal direction of rotation, with around the it was previously deflected.
  • the element (31) moves - supported the force of the torsion spring (36) - then again towards the element (29).
  • the drive the paraffin roll an adjustment drive for another Auxiliary device derived.
  • a suction nozzle 37
  • dashed in Fig. 3 is shown.
  • This suction nozzle (37) is usually while making a yarn connection after a thread break closed by means of a butterfly valve (38), i.e. even if the waxing roller moves out of the thread path is.
  • the butterfly valve (38) is arranged on a shaft (39), which is stored in the housing. This wave (39) will then driven and the butterfly valve (38) in the shut-off position moves when the drive motor (19) against the normal direction of rotation turned back by a predetermined angle of rotation becomes.
  • Fig. 4 shows an embodiment in which this is based 1 to 3 functional principle explained in a drive unit a thread tensioner is used.
  • This drive unit contains a clamping plate (43), the coaxial one second clamping plate, not shown, is opposite.
  • This second clamping plate is against the clamping plate shown (43) pressed with a predetermined, adjustable force, why this second clamping plate, not shown, with a resilient loading device or a moving coil is equipped.
  • the second clamping plate, not shown does not contain its own drive. Rather, it is driven by of the clamping plate (43) driven, for which the clamping plate (43) is provided with permanent magnets (44), which Permanent magnets with opposite polarity of the not shown second clamping plates are opposite.
  • the clamping plate (43) is rotationally fixed with a stub shaft (45) connected by means of rubber-elastic coupling elements (46, 47) in an axial bore of a drive shaft (48) is rotatably arranged.
  • the drive shaft (48) is by means of Slide bearings (49, 50) axially displaceable in a housing (51) stored.
  • a gear wheel (52) is arranged on the drive shaft (48) in a rotationally fixed manner, that in the axial direction towards the clamping plate (43) with a washer (53) and a locking ring (54) is fixed.
  • a pinion (55) engages in the gear wheel (52) a drive motor (56).
  • the element (57) is supported in the axial direction against the gear (52) and on the opposite side against an element (59).
  • the element (59) is in the circumferential direction and in the axial direction, for example Screws fixed to the housing (51).
  • the two elements (57, 29) are supported against one another by means of supporting means, which is a relative twisting movement in an axial movement implement.
  • element (57) has a Spiral surface and the element (59) with a cam surface accordingly Fig. 2 provided.
  • a compression spring (60) loads the Drive shaft (48) such that the two elements (57, 59) be pressed against each other.
  • the compression spring (60) is between the disc (53) and the housing (51) arranged and designed as a coil spring.
  • the drive motor (56) will return to its normal direction of rotation operated, the drive shaft (48) brings the element (57) back to the operating position.
  • the element (57) is with the corresponding despite the freewheel (58) Angle of rotation due to the action of the compression spring (60), until it reaches the operating position shown in FIG. 4.
  • the clamping plate (61) on the back with permanent magnets (62) is non-rotatably on a drive shaft (63) arranged in a housing (64) is.
  • the drive shaft (63) is by means of a pinion (65) a drive motor, not shown, a stepper motor, about a simplified form of a screw gear driven.
  • the pinion (65) meshes with a ring gear designed as gear mounted on the drive shaft (63) (66).
  • Within this gear (66) is a non-rotatable the drive shaft (63) connected drive wheel (67) by means of a plain bearing (68) mounted.
  • the drive wheel (67) is on provided with a helical groove (69) around its circumference, in which engages a pin (70) attached in the gear (66).
  • the drive shaft (63) is in the bearings of the housing (64) axially displaceable.
  • the drive wheel (67) is also inside the gear (66) slidably.
  • the axial position of the drive shaft (63) towards an opposite, not shown Tensioner plate is by means of a disc (71) fixed, which is part of a freewheel (72).
  • the Disk (71) has a spiral-shaped circumference, which ends in a tooth-like projection (73).
  • the disc (71) is arranged within a rocker (74) which is around a to the shaft (63) parallel axis (75) pivotable on the Housing (64) is mounted.
  • the rocker (74) has an opposite direction spiral inner contour to the peripheral surface of the disk (71), which also ends in a tooth-shaped approach (76).
  • the thread tensioner according to FIGS. 7a and 7b has a drive unit (110) with a tensioning plate (111) and a tensioning unit (112) with a tension plate (113). Different from the 7a and 7b are the tensioner plates (111, 113) arranged substantially coaxially with each other so that they take a running thread between clamped.
  • the drive unit (110) contains a housing (114) in which an axis (115) is mounted. On the axis (115) is rotatably arranged a gear (116) with which a drive pinion (117) of a drive motor (118) combs, in particular a stepper motor. On the axis (115) there is also one Sleeve (119) of the clamping plate (111) arranged by means of Coupling elements (120) is coupled to the gear (160). The axis (115) is facing away from the tensioning plate (111) End by means of a bearing (121) in a bearing seat of the Housing (114) stored.
  • the axis (115) is on this bearing (121) by means of a bearing washer (122) and a locking ring (123) in the direction away from the tensioning plate (111) fixed.
  • the sleeve (119) of the tension plate (111) is by means of a bearing (124) also in a bearing seat of the housing (114) stored. It is by means of a bearing disc (125) and a locking ring (126) towards the tensioning plate (111) fixed.
  • Another on the axis (115) Circlip (127) secures the position of the gear (116) with respect to the sleeve (119) of the tensioning plate (111).
  • the tensioning plate (111) has an approximately cup-shaped shape, its edge facing that of the tensioning plate (113) Faces. Between the edge of the tension plate (111) and a shoulder (128) of the housing (114) are with arrows indicated sealing means (129) arranged.
  • the tensioning plate (111) carries on its side facing away from the clamping surface Permanent magnets (130) arranged in a ring, which are polarized so that they alternate in the circumferential direction a north pole and a south pole to the tensioner side of the tensioner plate (111) points.
  • the permanent magnets (130) are in one predetermined division arranged, for example at angular intervals of 90 °.
  • the clamping unit (112) has a housing (134) which is in a Bearing receptacle receives a bearing bush (135).
  • this bearing bush (135) is a cylindrical extension (136) of a holder (137) stored, the permanent magnet (131) in one of the Division of the permanent magnets (130) corresponding division holds.
  • the cylindrical extension (136) of the holder (137) is in Direction to the tensioner plate (113) by means of a bearing disc (138) and a locking ring (139) fixed.
  • the cylindrical extension (136) of the holder (137) has one Axial bore in which an intermediate piece (140) is arranged is.
  • the intermediate piece (140) is on its the clamping plate (113) facing end with fingers (141), one Grasp the thickening (142) of a pin of the clamping plate (113).
  • a spring element (143) which the Thickening (142) at stops of the fingers (141) and thus the tension plate (113) relative to the intermediate piece (140) fixed.
  • the intermediate piece (140) is non-rotatable with the tensioning plate (113) connected. It is also non-rotatable in the approach (136) stored, however (within certain limits) axially to the approach (136) slidable.
  • the cylindrical approach with a or several pins (144) provided in corresponding Engage the longitudinal grooves (145) of the intermediate piece (140).
  • the holder (137) is provided with a circumferential web (146), on which a protective cap (147) is attached.
  • the Protective cap (147) engages around that facing away from the clamping surface Edge of the pot-shaped tension plate and extends up to an annular collar of the housing (134). Between this The collar of the housing (134) and the protective cap (147) are included Arrows indicated sealing elements (148) arranged.
  • the end of the intermediate piece facing away from the tensioning plate (113) (140) is also provided with fingers that play encompass a thickening (149) of a pressure tappet (150) which coaxial to the tensioning plate (113) and the intermediate piece (140) is arranged.
  • the pressure tappet (150) is supported axially Direction at a point in the center of the intermediate piece (140).
  • the pressure tappet (150) is also form-fitting in the axial direction connected to a coil support (151), the one Plunger coil (152) carries.
  • the plunger (152) plunges into one Pot magnet (153), which is arranged in the housing (134) is.
  • the pressure tappet (150) is in bearings (154, 155) of the pot magnet (153) axially displaceable.
  • Such a turning back of the tension plate (111) is particularly easy to carry out if the drive motor (118) is designed as a stepper motor is that of a division of the arrangement of the permanent magnets (130, 131) corresponding number of steps turned back becomes. Then the drive motor (118) again rotated forward, the permanent magnets (130, 131) again automatically so that unequal poles to each other opposite, so that automatically the operating position in which the thread tensioner is closed is.
  • the way of the tensioner plate (113) towards the tensioning plate (111) is by means of a stop or the like limited so that the tension plate (113) does not when opening due to the load device acting on it runs after the tensioning plate (111).
  • clamping unit (112) as a combined clamping and drive unit train by providing that electromotive drive the holder (137) for example a gear attached to the cylindrical boss (136) directly drives. In this case, it would probably make sense to hold the tensioner plate of the other unit in such a way that he performs the opening movement.

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  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Transmission Devices (AREA)
  • Forwarding And Storing Of Filamentary Material (AREA)
  • Tension Adjustment In Filamentary Materials (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Sewing Machines And Sewing (AREA)

Claims (16)

  1. Dispositif pour rétracter et avancer un élément (10, 43, 61, 111, 113) de traitement de fil vis-à-vis d'une trajectoire de fil d'une machine textile, comportant un mécanisme d'entraínement reliant l'élément de traitement de fil à un moteur d'entraínement (19, 56, 118), caractérisé par le fait que le mécanisme d'entraínement renferme deux éléments (20, 22 ; 29, 31 ; 57, 59 ; 66, 67) qui peuvent être mis en rotation l'un par rapport à l'autre par rotation rétrograde du moteur d'entraínement (19, 56, 118) en sens inverse de son sens de rotation normal, éléments dont l'un est accouplé au moteur d'entraínement dans le sens de rotation rétrograde, et l'autre est empêché de tourner dans le sens de rotation rétrograde ; et par le fait qu'une rotation mutuelle des éléments est convertie en un mouvement axial répercuté sur l'élément (10, 43, 61, 111, 113) de traitement de fil.
  2. Dispositif selon la revendication 1, caractérisé par le fait que les deux éléments (20, 22 29, 31 ; 57, 59 ; 66, 67) sont soutenus l'un contre l'autre dans la direction axiale par des moyens d'appui (26, 27 ; 33, 34 ; 69, 70), et sont contraints l'un vers l'autre par un moyen élastique (23, 36, 60).
  3. Dispositif selon la revendication 1 ou 2, caractérisé par le fait que des surfaces hélicoïdales (26, 27) sont prévues en tant que moyens d'appui.
  4. Dispositif selon l'une des revendications 1 à 3, caractérisé par le fait que les deux éléments (20, 22 ; 29 , 31; 57, 59 ; 66, 67) sont placés coaxialement l'un à l'autre sur un arbre (13, 48, 63) entraínant l'élément (10, 43, 61) de traitement de fil.
  5. Dispositif selon l'une des revendications 1 à 4, caractérisé par le fait que l'élément (10) de traitement de fil est agencé à coulissement axial par rapport à l'arbre (13) et peut être mené simultanément, dans la direction axiale, au moyen de l'un (22, 31) des éléments.
  6. Dispositif selon l'une des revendications 1 à 4, caractérisé par le fait que l'élément (43, 61) de traitement de fil est verrouillé, dans la direction axiale, par rapport à un arbre (48, 63) monté à coulissement conjoint, dans la direction axiale, avec l'un (57, 67) des éléments.
  7. Dispositif selon l'une des revendications 1 à 6, caractérisé par le fait qu'un élément (22, 31, 59) est retenu dans un carter (16, 51) sans faculté de rotation ; et par le fait que l'autre élément (20, 29, 57) est accouplé au moteur d'entraínement (19) au moyen d'un accouplement libre (21, 30, 58) à effet de blocage en sens inverse du sens de rotation normal.
  8. Dispositif selon l'une des revendications 1 à 6, caractérisé par le fait que les deux éléments (66, 67) sont réalisés sous la forme d'un étage d'engrenage hélicoïdal du mécanisme d'entraínement, interposé entre le moteur d'entraínement et un arbre (63) relié avec verrouillage rotatif à l'élément (61) de traitement de fil ; et par le fait que l'arbre, relié avec verrouillage rotatif à l'un (67) des éléments, est empêché d'accomplir une rotation rétrograde au moyen d'un accouplement libre (72).
  9. Dispositif selon l'une des revendications 1 à 8, caractérisé par le fait qu'un entraínement (39, 40, 41), affecté à un dispositif auxiliaire (38), est dérivé de l'élément (29) accouplé au moteur d'entraínement en sens inverse du sens de rotation normal.
  10. Dispositif selon l'une des revendications 1 à 9, caractérisé par le fait que l'arbre (48, 63) entraíne un disque tendeur (43, 61) d'un dispositif de tension de fil.
  11. Dispositif selon l'une des revendications 1 à 9, caractérisé par le fait que l'arbre (13) entraíne un rouleau de paraffinage (10).
  12. Dispositif selon l'une des revendications 1 à 10, caractérisé par le fait que le disque tendeur entraíné (111) est muni d'aimants permanents (130) agencés annulairement selon une répartition bien définie, auxquels font face des aimants permanents (131) agencés annulairement selon une répartition identique, et installés sur un support (137) relié, avec verrouillage rotatif, à l'autre disque tendeur (113) pouvant être entraíné indirectement ; par le fait que des moyens (158) sont prévus pour empêcher la rotation du disque tendeur (113) entraínable indirectement ; par le fait que le disque tendeur (111) entraínable directement peut être animé, par rapport au disque tendeur (113) entraínable indirectement, d'une rotation représentant la répartition des aimants permanents (130, 131) agencés annulairement ; et par le fait qu'au moins l'un des deux disques tendeurs (111, 113) est retenu en souplesse, conjointement aux aimants permanents (130, 131) associés, dans la direction des forces de répulsion desdits aimants permanents.
  13. Dispositif selon la revendication 12, caractérisé par le fait que le disque tendeur (113), entraínable indirectement, est monté au moyen d'un système de portée (135, 136) qui renferme un accouplement libre (158) interdisant une rotation en sens inverse de la direction de rotation en fonctionnement.
  14. Dispositif selon la revendication 12 ou 13, caractérisé par le fait que le support (137) destiné à des aimants permanents (131) et relié, avec verrouillage rotatif, au disque tendeur (113) entraíné indirectement, est monté avec mobilité axiale dans une direction l'écartant du disque tendeur opposé (111) ; et par le fait qu'une liaison axiale d'entraínement (144, 145), présentant une course à vide, est prévue entre le support (137) et le disque tendeur (113) entraíné indirectement.
  15. Dispositif selon la revendication 12 ou 13, caractérisé par le fait que le disque tendeur (111) entraínable directement est retenu, au moyen d'un ressort (160), dans sa position de fonctionnement précontrainte sur une force plus petite que la force de répulsion des aimants permanents (130, 131).
  16. Dispositif selon l'une des revendications 12 à 15, caractérisé par le fait que l'entraínement électromotorisé renferme un moteur (118) pas à pas.
EP96111172A 1995-07-22 1996-07-11 Dispositif pour rétracter et avancer un élément de manipulation ou de traitement de fil Expired - Lifetime EP0755892B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE1995126901 DE19526901A1 (de) 1995-07-22 1995-07-22 Verfahren zum Öffnen eines Fadenspanners und Fadenspanner
DE19526901 1995-07-22
DE19528462 1995-08-03
DE1995128462 DE19528462B4 (de) 1995-08-03 1995-08-03 Vorrichtung zum Zurückziehen und Vorschieben eines Fadenbehandlungselementes

Publications (2)

Publication Number Publication Date
EP0755892A1 EP0755892A1 (fr) 1997-01-29
EP0755892B1 true EP0755892B1 (fr) 1999-01-13

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Application Number Title Priority Date Filing Date
EP96111172A Expired - Lifetime EP0755892B1 (fr) 1995-07-22 1996-07-11 Dispositif pour rétracter et avancer un élément de manipulation ou de traitement de fil

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US (1) US5816515A (fr)
EP (1) EP0755892B1 (fr)
JP (1) JP3863947B2 (fr)
CN (1) CN1063238C (fr)
DE (1) DE59601136D1 (fr)
IN (1) IN189635B (fr)

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JPH09165509A (ja) * 1995-06-07 1997-06-24 General Electric Co <Ge> ポリ（フェニレンエーテル）樹脂とエポキシ官能性ポリオレフィンの組成物
DE19905860A1 (de) * 1999-02-12 2000-08-17 Schlafhorst & Co W Verfahren zum Betreiben einer Arbeitsstelle einer Kreuzspulen herstellenden Textilmaschine
DE102006018838B4 (de) * 2005-06-22 2012-09-20 Oerlikon Textile Gmbh & Co. Kg Paraffiniereinrichtung für eine Kreuzspulen herstellende Textilmaschine
DE102007018650A1 (de) * 2007-04-21 2008-10-23 Oerlikon Textile Gmbh & Co. Kg Paraffiniereinrichtung für eine Arbeitsstelle einer Kreuzspulen herstellenden Textilmaschine
CN101920872B (zh) * 2010-03-16 2012-07-18 青岛宏大纺织机械有限责任公司 自动络筒机的张力控制装置及张力调节方法
WO2015180787A1 (fr) * 2014-05-30 2015-12-03 Hewlett-Packard Development Company, L.P. Dispositifs d'entraînement
CN105621158A (zh) * 2014-11-05 2016-06-01 江苏景盟针织企业有限公司 纱线上蜡装置
CN111304797B (zh) * 2018-12-11 2021-12-14 胡梅华 一种棉纱纺织用上蜡装置
CN113373567B (zh) * 2021-06-21 2022-07-15 德宏正信实业股份有限公司 一种基于真丝与人造丝缫并生产复合丝的生产方法
CN113430736A (zh) * 2021-07-28 2021-09-24 佛山市启创科技发展有限公司 一种电脑枪刺地毯机自动送线装置
CN114772392B (zh) * 2022-04-24 2023-08-29 南通佳利园纺织品有限公司 一种纱线制动器和带纱线制动器的喂纱器

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EP0755892A1 (fr) 1997-01-29
US5816515A (en) 1998-10-06
CN1063238C (zh) 2001-03-14
DE59601136D1 (de) 1999-02-25
JPH09136768A (ja) 1997-05-27
JP3863947B2 (ja) 2006-12-27
CN1149637A (zh) 1997-05-14
IN189635B (fr) 2003-04-05

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