WO2015078790A1 - Frictional false-twist unit - Google Patents
Frictional false-twist unit Download PDFInfo
- Publication number
- WO2015078790A1 WO2015078790A1 PCT/EP2014/075314 EP2014075314W WO2015078790A1 WO 2015078790 A1 WO2015078790 A1 WO 2015078790A1 EP 2014075314 W EP2014075314 W EP 2014075314W WO 2015078790 A1 WO2015078790 A1 WO 2015078790A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- friction
- spindle
- spindle carrier
- spindles
- actuator
- Prior art date
Links
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
- D02G1/06—Spindles
-
- 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
Definitions
- the invention relates to a friction false-twist aggregate for treating a yarn according to the preamble of claim 1.
- Fritationsfalschdrallaggregat is known for example from DE 10 2010 034 460 AI.
- the known Fritationsfalschdrallaggregat has three mounted on a spindle support friction spindles, which carry at a rising portion a plurality of friction discs at a distance from each other.
- the friction discs overlap in a central region between the friction spindles in which a thread is guided for treatment.
- the friction spindles are connected together by an electric drive. driven so that a spin is generated by rotation of the friction discs on the circumferentially guided thread.
- one of the friction spindles on the spindle carrier between an operating position and an open position is designed to be movable back and forth.
- the friction spindle is arranged on a pivotable holder, which has an outstanding on one side operating handle.
- the spindle assembly can be opened and closed by an operator to apply a thread.
- the yarn is preferably released from the friction false-twist aggregate, for which purpose an opening of the friction spindle is required.
- Fritationsfalschdragaggregate require constant monitoring by an operator.
- Another object of the invention is to provide a Fritationsfalschdrallaggregat of the generic type, in which in particular the application and threading of a thread reproducible executable in high uniformity.
- This object is achieved in that an actuator is provided which reciprocates the friction s spindle between the operating position and the open position.
- the invention is characterized in that the opening and closing of the unit can be automated.
- the friction spindle can be guided from the open position into the operating position at a uniform guide speed, in particular during the application and threading of the thread.
- Another advantage of the invention is that in a process interruption or a processing stop the friction spindles for releasing the thread can be guided without manual operation in the open position. An intervention of an operator is not required.
- this is preferably arranged on a pivotable holder or on a movable carriage, wherein the actuator acts directly on the holder or on the carriage.
- the actuator can be preferably formed as a piston-cylinder unit which is arranged on the spindle carrier and with the holder or the carriage is coupled.
- the actuator is formed by an electric drive, which is arranged on spindle carrier and is coupled to the holder or the carriage.
- transmission means are preferably used which transmits a rotational or transsatorische movement of the electric drive to the holder or the carriage.
- the development of the invention is particularly advantageous, in which more the spindle carrier for guiding the movable friction spindle has a guide opening, the at least one stop for fixing the operating position and / or the open position of the friction spindle forms.
- the operation of Fritationsfalschdrallaggregates can form semi-automatic.
- the development of the invention is provided, in which the actuator is assigned to a control unit and in which the control unit is designed to be connected to a machine control and / or has a control panel for manual input of control commands.
- the thread is applied by the operator so that the operator can control the opening and closing of the unit via the control panel.
- the tax device preferably controlled by a machine control device to guide the friction spindle to open in the open position.
- the friction spindles on the spindle carrier can preferably be driven jointly by a drive motor or alternatively also by a drive belt which drives a plurality of false-twist aggregates in a texturing machine.
- the inventive method for operating a Fritationsfalschdral- is aggregate characterized in that the movement of the friction spindle is triggered on the spindle carrier via a control command, which is generated manually by an operator and / or by means of a control program on the machine control. In that regard, no manual intervention for the mechanical adjustment of the friction spindle is required.
- the triggering for opening or closing the unit can be carried out either directly on the unit by a control panel or remotely via a machine control.
- FIG. 1 shows schematically a side view of a first exemplary embodiment of the friction false-twist aggregate according to the invention
- FIG. 2 shows schematically a plan view of the embodiment of Fig. 1 in an operating position
- Fig. 3 shows schematically a plan view of the embodiment of Fig. 1 in an open position
- FIG. 4 is a schematic plan view of the spindle carrier of the embodiment of FIG. 1
- Fig. 5 shows schematically a plan view of a spindle carrier of another embodiment of the invention Fritationsfalschdral- laggregates
- Fig. 1 shows schematically a side view
- Fig. 2 is a plan view is shown. Unless an explicit reference is made to one of the figures, the following description applies to both figures.
- the embodiment has three towering friction spindles 1.1, 1.2 and 1.3, which are rotatably supported on a spindle carrier 3.
- the friction spindles 1.1, 1.2 and 1.3 bear at a free portion on an upper side of the spindle carrier 3 a plurality of friction disks 2.1, 2.2 and 2.3.
- the friction s discs 2.1, 2.2 and 2.3 are offset relative to each other at the respective friction spindles 1.1, 1.2 and 1.3, so that the friction discs 2.1, 2.2 and 2.3 overlap in a central region of the friction spindles 1.1, 1.2 and 1.3.
- the spindle drive 4 is not shown in detail in this embodiment and could be formed for example by an electric drive motor or by a drive belt which drives a plurality of units in a texturing machine. In this case, preferably only one of the friction spindles 1.1, 1.2 or 1.3 is coupled directly to the drive motor or the drive belt.
- the torque transmission to the adjacent friction spindles 1.1, 1.2 or 1.3 takes place within the spindle drive 4 preferably by an additional belt drive, which couples the friction spindles 1.1, 1.2 and 1.3 with each other.
- the friction spindles 1.1, 1.2 and 1.3 are driven in the same direction with the friction discs 2.1, 2.2 and 2.3, wherein for producing a false twist on a running thread this is guided through the center of the disc assembly.
- the yarn is thereby guided in the inlet by an inlet yarn guide (not shown here) and an outlet yarn guide 16.
- the outlet yarn guide 16 is held in a recess of the spindle carrier 3.
- the friction spindle 1.1 is arranged on a movable carriage 7.
- the carriage 7 carries a spindle bearing 5.1, in which the friction spindle 1.1 is rotatably mounted.
- the carriage 7 is guided within a guide opening 6 in the spindle carrier 3.
- the guide opening 6 penetrates the spindle carrier 3, so that the friction spindle 1.1 is held freely movable.
- Fig. 4 shows schematically a 3.
- the spindle carrier 3 carries the spindle bearings 5.2 and 5.3, in which the friction spindles 1.2 and 1.3 are rotatably mounted.
- the spindle bearing 5.1 is held on the carriage 7, which in the guide opening 6 between an operating position (as shown in Fig. 2 and Fig. 4) and an open position is reciprocable.
- the carriage 7 is coupled to an actuator 8, which is formed in this embodiment by a piston-cylinder unit 10.
- the piston-cylinder unit 10 is coupled to the carriage 7 via a piston rod 15.
- the piston-cylinder unit 10 is associated with a control unit 9, which is connected to a machine control device, not shown here.
- a control panel 14 is provided on an operating side of the spindle carrier 3, which is also coupled to the control unit 9. Via the control unit 9, the piston-cylinder unit 10 can be activated for retraction and extension.
- the guide opening 6 on the spindle carrier 3 forms in each case a stop for the carriage 7 in order to guide the friction spindle 1.1 in the operating position or the open position.
- the illustration of the exemplary embodiment in FIG. 2 shows the friction spindle 1.1 in the operating position in which a thread guided through the center of the disk arrangement could be treated.
- the illustration in FIG. 3 represents the friction false-twist aggregate in an opened situation, in which the friction spindle 1.1 is held in the open position.
- the open position of the friction spindle 1.1 is selected such that a thread can be guided in the middle region of the spindle arrangement when being applied from one operating side. For this purpose, between the neighboring frictional Onsscalen 2.1 and 2.2 of the friction spindles 1.1 and 1.2 a threading 18 formed.
- Fritationsfalschdrallaggregates the movable friction s spindle 1.1 is guided on the spindle carrier 3 by a linear movement by means of a linearly guided slide 7 between the operating position and an open position.
- FIG. 5 a further exemplary embodiment of the inventive friction false-twist aggregate is shown in FIG. 5 as a plan view of the spindle carrier.
- the embodiment of FIG. 5 is substantially identical to the embodiment of FIG. 1, so that only the differences will be explained at this point.
- FIG. 5 is substantially identical to the embodiment of FIG. 1, so that only the differences will be explained at this point. In the embodiment shown in FIG.
- the friction spindle 1.1 is arranged with a spindle bearing 5.1 on a holder 11.
- the holder 11 is connected to the spindle carrier with one end via a pivot axis 17 with the spindle carrier 3.
- the actuator 8 is implemented by a stepper motor 12, which is connected via a pivoting gear 13 to the holder 11.
- the stepper motor 12 drives the pivot gear 13, wherein the rotational movement in the Swivel gear 13 is converted into a deflection movement of the holder 11.
- the holder 11 can by the stepper motor 12 on the spindle carrier 3 back and forth.
- the guide opening 6 could also be designed as a stop in this embodiment in order to fix the operating position or the open position of the friction spindle 1.1.
- the stepper motor 12 is coupled to a control unit 9 which can be operated via a control panel 14 on an operating side of the spindle carrier 3.
- the control unit 2 has a connection to an unillustrated machine control unit.
- the stepping motor 12 for giving the holder 11 can thus be activated directly by a manually triggered control command or alternatively by a control program of the machine control unit.
- the movement of the friction spindle 1.1 in the spindle carrier 3 requires no manual adjustment. An operator can advantageously at the process start and when creating a thread on the control panel 14 trigger a control command, so that the friction spindle 1.1 is performed evenly at a predetermined speed in the operating position for applying the thread. Thus, irregularities can be avoided by handling a manual adjustment.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112014005422.4T DE112014005422A5 (en) | 2013-11-30 | 2014-11-21 | Friktionsfalschdrallaggregat |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013020174.8 | 2013-11-30 | ||
DE102013020174.8A DE102013020174A1 (en) | 2013-11-30 | 2013-11-30 | Friktionsfalschdrallaggregat |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015078790A1 true WO2015078790A1 (en) | 2015-06-04 |
Family
ID=52002903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2014/075314 WO2015078790A1 (en) | 2013-11-30 | 2014-11-21 | Frictional false-twist unit |
Country Status (2)
Country | Link |
---|---|
DE (2) | DE102013020174A1 (en) |
WO (1) | WO2015078790A1 (en) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2452206A1 (en) * | 1973-11-03 | 1975-05-07 | Scragg & Sons | FRICTION FALSE TWIST DEVICE |
DE7603998U1 (en) * | 1976-02-12 | 1976-12-09 | Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid-Lennep | FRICTION UNIT |
DE7612480U1 (en) * | 1976-04-22 | 1977-01-20 | Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid-Lennep | FRICTION UNIT |
DE7708543U1 (en) * | 1977-03-19 | 1978-03-16 | Zinser Textilmaschinen Gmbh, 7333 Ebersbach | FALSE TWIST DEVICE |
DE4115629A1 (en) * | 1991-05-14 | 1992-11-19 | Kugelfischer G Schaefer & Co | Friction false-twist texturising machine which can be threaded quickly and reliably - has a threading device operated by hand and levers having spring loaded blades |
DE9117041U1 (en) * | 1991-09-18 | 1995-05-11 | Temco Textilmaschkomponent | Device for easily changing a false twist unit from S to Z direction of rotation |
WO1998044177A1 (en) * | 1997-03-27 | 1998-10-08 | Temco Textilmaschinenkomponenten Gmbh & Co. Kg | Arrangement with at least two texturing devices, specially for producing folded yarns |
WO2004104280A2 (en) * | 2003-05-19 | 2004-12-02 | Rieter Textile Machinery France | Device for regulation and control of the stability of the tension balance in a synthetic thread |
DE102010034460A1 (en) | 2010-08-16 | 2012-02-16 | Detlef Görgens | Frictional false-twisting unit of texturing machine used for texturing synthetic yarns, has direct current motor that is mounted to drive friction spindles according to control command transmitted over control cable |
-
2013
- 2013-11-30 DE DE102013020174.8A patent/DE102013020174A1/en not_active Withdrawn
-
2014
- 2014-11-21 WO PCT/EP2014/075314 patent/WO2015078790A1/en active Application Filing
- 2014-11-21 DE DE112014005422.4T patent/DE112014005422A5/en not_active Withdrawn
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2452206A1 (en) * | 1973-11-03 | 1975-05-07 | Scragg & Sons | FRICTION FALSE TWIST DEVICE |
DE7603998U1 (en) * | 1976-02-12 | 1976-12-09 | Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid-Lennep | FRICTION UNIT |
DE7612480U1 (en) * | 1976-04-22 | 1977-01-20 | Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid-Lennep | FRICTION UNIT |
DE7708543U1 (en) * | 1977-03-19 | 1978-03-16 | Zinser Textilmaschinen Gmbh, 7333 Ebersbach | FALSE TWIST DEVICE |
DE4115629A1 (en) * | 1991-05-14 | 1992-11-19 | Kugelfischer G Schaefer & Co | Friction false-twist texturising machine which can be threaded quickly and reliably - has a threading device operated by hand and levers having spring loaded blades |
DE9117041U1 (en) * | 1991-09-18 | 1995-05-11 | Temco Textilmaschkomponent | Device for easily changing a false twist unit from S to Z direction of rotation |
WO1998044177A1 (en) * | 1997-03-27 | 1998-10-08 | Temco Textilmaschinenkomponenten Gmbh & Co. Kg | Arrangement with at least two texturing devices, specially for producing folded yarns |
WO2004104280A2 (en) * | 2003-05-19 | 2004-12-02 | Rieter Textile Machinery France | Device for regulation and control of the stability of the tension balance in a synthetic thread |
DE102010034460A1 (en) | 2010-08-16 | 2012-02-16 | Detlef Görgens | Frictional false-twisting unit of texturing machine used for texturing synthetic yarns, has direct current motor that is mounted to drive friction spindles according to control command transmitted over control cable |
Also Published As
Publication number | Publication date |
---|---|
DE112014005422A5 (en) | 2016-09-01 |
DE102013020174A1 (en) | 2015-06-03 |
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