WO2007147672A1 - Fadenspanner sowie anordnung und verfahren zum betrieb eines spulengatters - Google Patents
Fadenspanner sowie anordnung und verfahren zum betrieb eines spulengatters Download PDFInfo
- Publication number
- WO2007147672A1 WO2007147672A1 PCT/EP2007/054279 EP2007054279W WO2007147672A1 WO 2007147672 A1 WO2007147672 A1 WO 2007147672A1 EP 2007054279 W EP2007054279 W EP 2007054279W WO 2007147672 A1 WO2007147672 A1 WO 2007147672A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- thread
- motor
- winding
- transistor
- thread tensioner
- Prior art date
Links
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
- B65H59/16—Braked elements rotated by material
-
- 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
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02H—WARPING, BEAMING OR LEASING
- D02H1/00—Creels, i.e. apparatus for supplying a multiplicity of individual threads
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02H—WARPING, BEAMING OR LEASING
- D02H13/00—Details of machines of the preceding groups
- D02H13/22—Tensioning devices
- D02H13/24—Tensioning devices for individual threads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2555/00—Actuating means
- B65H2555/20—Actuating means angular
- B65H2555/23—Actuating means angular magnetic, e.g. rotary solenoids
-
- 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
Definitions
- the invention relates to a thread tensioner according to the preamble of claim 1.
- the invention further relates to an arrangement for operating a creel for a winding system with inventive thread tensions.
- the invention then relates to a method for operating a creel for a winding installation according to the preamble of claim 12.
- Thread tensioner with a looped by a thread rotating body, which is connected to set a specific thread train with a drive motor have long been known and in use.
- electric motors can also be operated as generators.
- FR-2 145 056 shows a thread tensioner with a generator and a yarn wheel connected thereto.
- a current drawn by an electrical load resistor is generated in the generator, whereby a counter-torque is effected. This creates a braking effect, which reacts on the threadline of the thread.
- the motor can be operated in certain cases (eg when starting the bobbin), of course, as a drive motor, which would then actively drive the rotating body.
- a drive motor which would then actively drive the rotating body.
- various types of electric motors can be used.
- Such a motor may be, for example, a stepping motor or a DC motor.
- BLDC brushless DC motor
- This engine is characterized by a particularly wide range of applications.
- the brake transistor may be arranged in the region of the side of the motor facing the rotary body. This arrangement has the advantage that the heat generated by the braking transistor can be efficiently led away from the thread tensioner. By high rotational speeds of the rotating body, the removal of heat by convection can be significantly improved.
- the motor has a motor housing with an end face through which a motor shaft is guided.
- the motor on the outside of the front side of the at the Mo- Torwelle fortified rotary body and be arranged on the inside of the front side of the brake transistor.
- the brake transistor may be mounted on a printed circuit board which is fixed to the inside of the front side of the motor housing, wherein the braking transistor may lie between the printed circuit board and the inside of the front side of the motor housing.
- a printed circuit board can consist of an electrically insulating carrier material on which, at least in some regions, electrically conductive layers (for example copper layers) are applied.
- the circuit board is disk-shaped.
- the brake transistor may have an upper side, which forms a contact surface to the inside of the front side of the motor housing, whereby the heat transfer between the brake transistor and the motor housing can be improved.
- the brake transistor upper side facing the inside preferably runs plane-parallel to the inside of the front side of the motor housing.
- a thermally conductive paste may be provided, whereby the heat transfer is further improved. It would also be conceivable to arrange the brake transistor at a smaller distance from the inside of the end face. In this case, the thermally conductive paste would bridge the distance between the brake transistor and the motor housing.
- the brake transistor may be mounted on an upper surface of the circuit board. From the brake transistor electrically conductive conductor means such as conductor tracks or conductor rails emanating from, for the establishment of an electrical operative connection between the brake transistor and motor by the conductor plate are guided to the back of the circuit board. For this purpose, corresponding holes can be provided in the circuit board, through which the conductor means can be performed.
- the free ends of the conductor means on the back of the circuit board can form Kunststofffadore, which can be in electrical contact with a circuit board for the motor control or with the motor control.
- the control of the brake transistors can be controlled with the help of the motor control.
- At least two brake transistors are provided in the thread tensioner.
- a variety of braking transistors could be used. The choice of the number of transistors depends essentially on the heating power of the transistor.
- the rotary body may be formed as a yarn wheel, in the circumferential region of which an approximately V-shaped groove for receiving the thread is provided.
- a yarn wheel is shown for example in FR 2 145 056.
- the yarn wheel can be configured in two parts from Garnradfusionn composable, wherein the groove can be formed by assembling the Garnradfusionn.
- the groove can be formed by assembling the Garnradfusionn.
- To prevent slippage of the thread on the rotary body distributed over the circumference profiling may be provided.
- Such profiling has become known, for example, from US 4,413,981.
- the rotary body may have on the motor-facing underside at least one wing element for cooling.
- the rotary body may preferably have a plurality of wing elements, which are distributed approximately radially on the inside of the rotating body.
- Another aspect of the invention relates to an arrangement for operating a creel for a winding system.
- Such an arrangement has become known, for example, from EP 1 162 295.
- Such arrangements may still have a very large number of winding stations and corresponding thread tensioners.
- the thread tensioner according to the invention By using the thread tensioner according to the invention, the investment costs for such an arrangement, in particular a sewage treatment plant, can be considerably reduced.
- the thread tensioners also have advantages in terms of maintenance of the assembly.
- a further aspect of the invention then relates to a method according to claim 12.
- brake transistors have several advantages. Brake transistors are comparatively inexpensive, for example compared to the use of resistors to heat excess energy. The use of brake transistors may also be advantageous in terms of taxation. Thread tensioners can be operated safely, incidents caused by overheated or burning thread tensioners are practically impossible.
- FIG. 1 shows a schematic side view of a winding installation with a creel
- FIG. 2 shows a plan view of a single winding unit with a thread tensioner and a thread sensor
- FIG. 3 shows a side view of the thread tensioner and the thread sensor according to FIG. 2
- FIG. 4 A perspective view of a thread tensioner
- FIG. 5 shows a side view of the thread tensioner according to FIG. 4,
- FIG. 6 shows a cross section through the thread tensioner according to FIG. 4 (section A-A according to FIG. 5),
- FIG. 7 shows a plan view of the thread tensioner according to FIG. 4,
- FIG. 8 shows a section through the thread tensioner along the section line B-B according to FIG. 7,
- FIG. 9 shows a section through the thread tensioner along the section line C - C according to FIG. 7,
- FIG. 10 shows a section through the thread tensioner according to section line D-D according to FIG. 7,
- Figure 11 is a perspective view of a
- FIG. 12 A perspective view of the printed circuit board according to FIG. 11 from a different viewing angle
- FIG. 13 shows a side view of the printed circuit board according to FIG. 11
- FIG. 14 shows a plan view of the rear side of the printed circuit board according to FIG. 11,
- FIG. 15 shows a plan view of the front side of the printed circuit board according to FIG. 11,
- FIG. 16 An enlarged representation of a detail E from FIG. 14.
- Figure 1 shows a designated 1 winding system, such as a sewage treatment plant with a creel 2 and a winding machine 3, z. B. a cone warping machine.
- the individual thread bobbins 4 are attached to winding units 7 of the creel and the jointly withdrawn threads 5 pass at least one thread tensioner (or thread brake) 6 to maintain a predetermined thread tension.
- the example according to FIG. 1 shows a parallel gate.
- the coils thereby form vertical and horizontal rows, wherein each vertical row forms a thread group on each gate side, the yarn running length of the winding unit to the winding machine is the same size.
- the same principle can also be applied to any other type of gate, e.g. in a V-gate.
- the threads of different types can each be exposed to an individual braking force.
- the thread tension sensors 9 are preferably arranged for each single thread.
- the arrangement of the thread tension sensors at this point is not mandatory. In principle, it would be advantageous to introduce the thread tension sensors as close as possible to the winding point of the winding machine.
- the threads After leaving the creel, the threads pass into the area of the winding machine 3 where they first pass through a flushing sheet 10, in which the threads are given their correct sequence. Subsequently, the threads are fed to the warper blade 11, in which they are brought together to be subsequently wound as a thread assembly 12 via a deflection and / or measuring roller 13 on the winding 15 and on the winding beam 14.
- a control and regulating arrangement 17 is provided for the operation of the creel 2 for the winding system 1.
- This arrangement 17 is connected to a rotary encoder 16 for the rotation of the winding machine 3.
- the arrangement 17 receives on the input side a signal from the rotary encoder 16 as well as signals from the voltage sensors 9.
- the arrangement 17 is connected to the thread tensioners 6, which are controlled and regulated by a manipulated variable.
- an input signal for example, a signal for the angular velocity ⁇ can be provided.
- Particularly suitable as an input signal is a signal for the yarn speed v, which can be calculated, for example, from the angular velocity ⁇ and the measured thickness of the roll 15.
- the thread speed v could also be measured directly with the aid of the deflection roller 13.
- the thread 5 is looped around the rotary body 18 at a wrap angle of approximately 270 °.
- the thread 5 can also be looped around the rotating body 18 several times.
- a thread sensor 9 can be seen.
- the rotary body 18 is connected via an engine shaft 21 to an electric motor 19 (FIG. 3).
- This can drive the rotary body 18 in one of the two possible directions of rotation depending on the operating state.
- the motor 19 can be operated as a generator. In such a generator mode, the motor acts like an electromagnetic brake.
- the generator current generated during generator operation is converted into heat by means of brake transistors 20, so that this excess energy can be dissipated.
- the brake transistor 20 is arranged in the region of the rotary body 18 facing side. In this way, the rotary body can be used for cooling, because the air swirling formed when the rotary body rotates increases the convection, whereby the routing of the heat generated by the brake transistor can be significantly improved.
- FIGS. 4 and 5 various structural details of a preferred thread tensioner can be seen.
- the engine 19 is one Motor housing 22 surrounded.
- the rotary body 18 for a thread has an approximately V-shaped groove 24 ( Figure 5), in which a thread is receivable.
- a profiling can be seen, which serves to ensure that the thread without slip from the yarn wheel 18 can be accommodated. This profiling is evidently created by depressions and elevations distributed in an alternating manner over the circumference.
- a yarn wheel with such a profiling has become known, for example, from US 4,413,981.
- FIG. 6 shows that the motor 19 has a rotor 34 and a stator 35 with stator windings 36 arranged concentrically around it.
- the rotor 34 is obviously rotatably mounted on both sides in the motor housing 22 by means of ball bearings (in particular deep groove ball bearings).
- O-rings 38 are provided to seal the engine in the ball bearings.
- a brushless DC motor (“BLDC” for short) has proven to be particularly suitable for use in a thread tensioner for a creel of a winding installation, but of course also other motors, for example, in particular direct current motors with brushes or asynchronous motors.
- the yarn wheel 18 is fixed by a positive and / or non-positive connection.
- the yarn wheel 18 is constructed in two parts and consists of two Garnradfusionn 41 and 42.
- the yarn wheel 18 is sunk in a circular recess 47 of the end face 32 of the motor housing 22 partially. Such a depression serves to prevent possible entanglement of a thread with the motor shaft.
- 18 wing elements 30 are arranged on the underside of the yarn wheel. By such wing elements, the air flow / Lucasverwirbelung be greatly enhanced by the yarn wheel (rotating body).
- the motor housing consists of an upper housing part 31, a lower housing part 32 and a housing cover 33, which closes the engine housing by means of a central fastening screw.
- the housing parts are preferably made of aluminum or another material with high thermal conductivity.
- the housing cover 33 fixes a printed circuit board with a connection 28 for electrical and / or electronic connection to the outside in the housing. Furthermore, 6 screws are indicated in Figure 6, with which the circuit board 25 are attached to the housing part 31. (See Figures 12-14).
- the mounted on a circuit board 25 brake transistor 20 is connected via conductor means with contact feet 27 in electrical contact with the circuit board 29, on which the motor control is arranged.
- the brake transistor 20 contacts the inside of the end face 23 of the motor housing 22 (housing part 31).
- a heat-conducting paste designated 37 is provided. Thanks to the heat-conductive paste, the heat generated during generator operation can be efficiently led outward by the brake transistor 20.
- FIGS. 8 to 9 show further sections through the thread tensioner 6.
- a wing element 30 can be seen in section.
- FIG. 10 shows a cable channel 48 in which cables can be conducted to the printed circuit board 29. Then, FIGS. 9 and 10 show that the housing parts 31 and 32 are connected to one another by means of screws.
- FIGS. 11 to 15 show the printed circuit board 29 fitted with brake transistors 20.
- the screws 43 and 44 shown in FIGS. 11 and 12 and 13 and 14 serve to secure the circuit board PCB to the motor housing.
- the fastening screw 43 is guided by a brake transistor 20.
- a corresponding hole is provided in the brake transistor.
- From the brake transistor 20 lead designed as rails conductor means 26 away, which are guided by the circuit board 29.
- the free ends of the conductor means form contact feet 27 for making electrical contact with the electric motor.
- two brake transistors 20 are provided on the printed circuit board 29, which are identified by 20 'and 20 "in FIG. 12 (compare FIG. 11/12, which show the associated contact feet 27' and 27", respectively).
- FIG. 15 shows a connection surface 45 for the connection of the printed circuit board. Furthermore, a marked with 46 area recognizable, which indicates a bearing surface to the inside of the motor housing. The printed circuit board 29 is thus connected directly to the housing only in the area of this bearing surface 46.
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Tension Adjustment In Filamentary Materials (AREA)
- Warping, Beaming, Or Leasing (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007800227761A CN101472820B (zh) | 2006-06-23 | 2007-05-03 | 纱线张力器和用于运行筒子架的装置和方法 |
US12/303,143 US8102131B2 (en) | 2006-06-23 | 2007-05-03 | Yarn-tensioning device and arrangement and method for operating a creel |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06115955A EP1870364A1 (de) | 2006-06-23 | 2006-06-23 | Fadenspanner sowie Anordnung und Verfahren zum Betrieb eines Spulengatters |
EP06115955.4 | 2006-06-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2007147672A1 true WO2007147672A1 (de) | 2007-12-27 |
Family
ID=37544032
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2007/054279 WO2007147672A1 (de) | 2006-06-23 | 2007-05-03 | Fadenspanner sowie anordnung und verfahren zum betrieb eines spulengatters |
Country Status (5)
Country | Link |
---|---|
US (1) | US8102131B2 (de) |
EP (1) | EP1870364A1 (de) |
KR (1) | KR20090023384A (de) |
CN (1) | CN101472820B (de) |
WO (1) | WO2007147672A1 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2192072B1 (de) | 2008-11-29 | 2015-05-06 | Karl Mayer Textilmaschinenfabrik GmbH | Vorrichtung zum Einstellen der Spannung eines Fadens |
CN102285556A (zh) * | 2010-06-19 | 2011-12-21 | 卡尔迈耶纺织机械股份有限公司 | 纱线张力器 |
CN103088504B (zh) * | 2011-10-28 | 2016-02-24 | 李雪明 | 球经整经机 |
RU2485226C1 (ru) * | 2011-12-27 | 2013-06-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ивановская государственная текстильная академия" (ИГТА) | Устройство для измерения натяжения нити между бегунком и паковкой кольцевой прядильной машины |
BE1023564B1 (nl) * | 2015-11-03 | 2017-05-05 | VAN DE WIELE Michel NV | Garenspanningssysteem en werkwijze voor het onder spanning houden van een garen dat van een garenopslagsysteem afgenomen wordt naar een garenafneemsysteem van een weefmachine toe |
CN107829181B (zh) * | 2017-11-08 | 2023-05-12 | 宜昌经纬纺机有限公司 | 一种电动张力器、捻线机及张力控制方法 |
US11130652B2 (en) * | 2018-05-03 | 2021-09-28 | Nv Michel Van De Wiele | Yarn tensioning system and method for keeping a yarn which is taken from a yarn storage system to a yarn take-off system of a weaving machine under tension |
BE1027382B1 (nl) * | 2019-06-20 | 2021-01-28 | Vandewiele Nv | Een opstelling van een weefmachine en een garenvoorraadinrichting met een bijhorende garenspanningsinrichting |
TR202020819A2 (tr) * | 2020-12-17 | 2021-02-22 | Murat Dikmen | Cağliklarda kullanima uygun gergi̇nli̇k ayar aparati |
KR102555593B1 (ko) | 2021-12-29 | 2023-07-17 | 주식회사 이화에스알씨 | 크릴 그룹제어 시스템 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2145056A5 (en) * | 1971-07-07 | 1973-02-16 | Inst Textile De France | Yarn tensioning device - including yarn tensioning roller connected to generator rotor |
US4140382A (en) * | 1975-09-10 | 1979-02-20 | Canon Kabushiki Kaisha | Drive control circuit of motor drive unit |
JPH02231975A (ja) * | 1989-03-06 | 1990-09-13 | Hitachi Ltd | モータ駆動回路 |
DE19801334A1 (de) * | 1998-01-16 | 1999-07-22 | Saurer Allma Gmbh | Elektromagnetische Hysteresebremse, insbesondere als Fadenbremse für Textilmaschinen |
JP2003348868A (ja) * | 2002-05-23 | 2003-12-05 | Yaskawa Electric Corp | ダイナミックブレーキ回路 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4413983A (en) | 1979-07-06 | 1983-11-08 | Sealright Co., Inc. | Apparatus for assembling ring-type closures |
EP0368608A1 (de) * | 1988-11-08 | 1990-05-16 | Hiroshi Yamaguchi | Ringspinnvorrichtung mit einem Ringmotor und Verfahren zur Steuerung und Regelung des Spinnbetriebs dieser Vorrichtung |
US5740666A (en) * | 1989-08-03 | 1998-04-21 | Yamaguchi; Hiroshi | Method and system for controlling the rotational speed of a rotary ring member |
FR2655888A1 (fr) | 1989-12-20 | 1991-06-21 | Prosys | Devidoir a regulation de tension du fil pour alimenter une bobineuse a partir d'une nourrice. |
DE4106484A1 (de) | 1991-03-01 | 1992-09-03 | Papst Motoren Gmbh & Co Kg | Buerstenloser gleichstrommotor fuer niedrige drehzahlen |
EP0564018B1 (de) | 1992-03-30 | 1996-06-05 | Meteor Ag | Vorrichtung und Verfahren zur Spannungsregulierung eines fadenförmigen Gutes, vorzugsweise eines Wickeldrahtes für elektrische Spulen |
DE69430771T2 (de) * | 1993-03-15 | 2003-05-15 | Toray Eng Co Ltd | Garnspulmaschine |
DE4324412C2 (de) | 1993-07-21 | 1998-03-19 | Mayer Textilmaschf | Vorrichtung zur Einstellung der Fadenspannung |
US5655721A (en) * | 1994-05-19 | 1997-08-12 | Yamagata Gravure Co., Ltd. | Yarn tension device |
DE19537325C1 (de) | 1995-10-06 | 1996-11-28 | Memminger Iro Gmbh | Fadenliefergerät mit elektronischer Ansteuerung |
US5770902A (en) | 1995-11-02 | 1998-06-23 | Globe Motors | Motor termination board |
US6175204B1 (en) * | 1998-11-25 | 2001-01-16 | Westinghouse Air Brake Company | Dynamic brake for power door |
CN2549025Y (zh) | 2002-05-17 | 2003-05-07 | 祁江汀 | 整经机恒张力恒牵伸进给罗拉辊装置 |
-
2006
- 2006-06-23 EP EP06115955A patent/EP1870364A1/de not_active Withdrawn
-
2007
- 2007-05-03 CN CN2007800227761A patent/CN101472820B/zh active Active
- 2007-05-03 US US12/303,143 patent/US8102131B2/en active Active
- 2007-05-03 WO PCT/EP2007/054279 patent/WO2007147672A1/de active Application Filing
- 2007-05-03 KR KR1020087030502A patent/KR20090023384A/ko not_active Application Discontinuation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2145056A5 (en) * | 1971-07-07 | 1973-02-16 | Inst Textile De France | Yarn tensioning device - including yarn tensioning roller connected to generator rotor |
US4140382A (en) * | 1975-09-10 | 1979-02-20 | Canon Kabushiki Kaisha | Drive control circuit of motor drive unit |
JPH02231975A (ja) * | 1989-03-06 | 1990-09-13 | Hitachi Ltd | モータ駆動回路 |
DE19801334A1 (de) * | 1998-01-16 | 1999-07-22 | Saurer Allma Gmbh | Elektromagnetische Hysteresebremse, insbesondere als Fadenbremse für Textilmaschinen |
JP2003348868A (ja) * | 2002-05-23 | 2003-12-05 | Yaskawa Electric Corp | ダイナミックブレーキ回路 |
Also Published As
Publication number | Publication date |
---|---|
US8102131B2 (en) | 2012-01-24 |
KR20090023384A (ko) | 2009-03-04 |
CN101472820A (zh) | 2009-07-01 |
US20090140094A1 (en) | 2009-06-04 |
CN101472820B (zh) | 2012-11-14 |
EP1870364A1 (de) | 2007-12-26 |
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