WO1997008373A1 - Textilmaschine mit angetriebenem fadenführungsorgan - Google Patents
Textilmaschine mit angetriebenem fadenführungsorgan Download PDFInfo
- Publication number
- WO1997008373A1 WO1997008373A1 PCT/CH1996/000285 CH9600285W WO9708373A1 WO 1997008373 A1 WO1997008373 A1 WO 1997008373A1 CH 9600285 W CH9600285 W CH 9600285W WO 9708373 A1 WO9708373 A1 WO 9708373A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- gas
- textile machine
- pressure
- gas chamber
- gas pressure
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03C—SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
- D03C3/00—Jacquards
- D03C3/24—Features common to jacquards of different types
- D03C3/44—Lingoes
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03C—SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
- D03C13/00—Shedding mechanisms not otherwise provided for
- D03C13/02—Shedding mechanisms not otherwise provided for with independent drive motors
- D03C13/025—Shedding mechanisms not otherwise provided for with independent drive motors with independent frame drives
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03C—SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
- D03C13/00—Shedding mechanisms not otherwise provided for
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03C—SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
- D03C5/00—Cam or other direct-acting shedding mechanisms, i.e. operating heald frames without intervening power-supplying devices
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B27/00—Details of, or auxiliary devices incorporated in, warp knitting machines, restricted to machines of this kind
- D04B27/10—Devices for supplying, feeding, or guiding threads to needles
- D04B27/24—Thread guide bar assemblies
- D04B27/26—Shogging devices therefor
Definitions
- the invention relates to a textile machine for producing textile products from threads according to the preamble of claim 1.
- Textile machines are in large numbers, for example, as weaving machines (US Pat. No. 3,603,351, US Pat. No. 3,695,304, CH Pat. No. 531,588, EP Pat. No. 0,107,099, EP Pat. No. 0 325,547, EP-OS 0 363 311, DE-OS 31 20 097) or knitting machines (DE-A-27 58 421) are known.
- weaving machines contain thread processing devices which move the warp threads from a central shed position to a high or low position in order to open a shed into which a weft thread is inserted, which is then attached to a fabric edge by means of a reed.
- a wide variety of devices such as shaft frames and individual strand controls, are used for the formation of shafts, and crank gear, cam disks, cam gear, dobby machines, jacquard machines or the like are used to drive them.
- a basic distinction is made between two types of drive, a positive drive, such as a crank mechanism, in which the drive is positive, that is to say positive, in both directions of movement.
- the drive is positive in one direction of movement, that is to say positive, and non-positive in the other direction of movement, that is to say negative, for example via tensile, pressure, or sheet - or torsion springs.
- the force-locking drive is carried out by means of tension, compression, leaf or torsion springs made of spring steel, rubber and synthetic elastomers. Since the positive drive always acts against the positive drive, problems arise at higher speeds. For example, resonance vibrations occur in many systems, which bring the drive parts out of control, ie the drive parts are no longer always in a preloaded state with respect to one another. This leads to greater noise, failure of the bearings, breakage of the springs and ultimately to a complete failure of the thread control. Steel springs are relatively long and heavy, which results in a low resonance speed.
- such thread processing devices generally have a relatively large construction volume and cannot be adjusted to the operating conditions of the textile machines during operation.
- a loom of the type mentioned in which the retraction for the healds of a jacquard machine is generated pneumatically.
- the healds are each connected to a piston / cylinder unit, the cylinders being connected to a common, large-volume gas chamber, so that a common retraction force is available for all healds and is constant over the entire retraction path of the heald.
- An individual pneumatic control of each heald is excluded.
- the object of the invention is to provide a textile machine of the type mentioned at the outset which has improved properties.
- the object is achieved by the characterizing features of claim 1.
- the fact that the thread guide member is assigned an individual gas volume results in significant improvements to the textile machine, which consist in particular in the individual control of each thread guide member.
- the retraction force can thus be individually adjusted to the needs of the respective thread guide member. This is particularly important since the thread guide members have different control paths and / or thread qualities to be controlled, to which the retraction force has to be adjusted in order to achieve optimal results.
- the novel design of the thread processing device means that textile machines such as weaving and knitting machines can achieve significantly higher speeds, for example up to 6 * 000 revolutions / min. possible, this at a greatly reduced noise level, that is to say reduced noise development.
- An embodiment of the textile machine according to claim 3 is advantageous.
- the thread control device or the thread can be brought into a starting position independently of the position of the positive-locking gear, for example a cam gear. This allows the threads to be drawn in more easily into the thread control device, which is particularly advantageous when the thread processing device is designed as a shedding device. The thread repair times and the changeover times of such a textile machine are thus greatly reduced.
- An embodiment of the textile machine according to claim 4 is also advantageous, wherein the maximum pressure, for example in the event of excessive heating or the like, cannot be exceeded by an overpressure valve on the gas chamber.
- an embodiment of the textile machine according to claim 11 can also be advantageous, it being possible for the second gas chamber, which can support and / or counteract the function of the first gas chamber, not only to improve its function, but also if need be the resonance behavior of the pneumatic drive can be influenced positively.
- a positive control of the thread processing device can at best be achieved if, for example, by applying a controllable positive pressure in the second gas chamber, a thread guiding element no longer follows the force-locking drive, for example a warp thread remains in the down position and thus has to be pressed ⁇ tion of the textile product to be contributed.
- Claim 13 describes the configuration of the textile machine as a knitting machine, the non-positive pneumatic drive being assigned to a thread laying rod, in particular a weft thread laying rod. If a knitting machine contains several thread-laying rods, then such a force-locking pneumatic drive can be assigned to each thread-laying rod.
- Figure 2 shows the loom of Figure 1 in
- Figure 6 shows the thread processing device of a knitting machine with a thread laying bar.
- FIGS. 1 and 2 describe a textile machine designed as a weaving machine, the basic structure of which corresponds, for example, to that of the weaving machine of US Pat. No. 3,603,351 or CH-PS 531,588 or EP-PS 0 107 099.
- the weaving machine contains a warp beam 2, from which warp threads 4 pass via a match beam 6 into the area of a thread processing device 8, which is designed as a shedding device to move the warp threads 4 from the high shed position 12 to the deep shed position 14 or from the deep shed position 14 to Deflect high position 12.
- a shed 16 is opened, into which a weft thread 18 is inserted and attached to a fabric edge 22 by means of a reed 20.
- the textile product 24 produced in this way that is to say the fabric is drawn off via a goods take-off device 26.
- FIG. 1 shows the force-fitting pneumatic drive 36 with an expanded gas volume V E at a pressure P E in the gas chamber 64 when the shaft frame is in the high position.
- FIG. 2 shows the non-positive pneumatic drive 36 with compressed gas volume V j ⁇ and the pressure P j ⁇ when the shaft frame 30 is in the low position.
- the diagram in FIG. 3 shows the dependency of the gas pressure P on the gas volume V and the corresponding position L of the piston 60 in the cylinder 62. If the piston is moved from the expanded position Lg to the compression position L j r, this changes Gas volume V from the expanded state V E to the compressed volume V R , the gas pressure P E from expanded state to the gas pressure P ⁇ increases in the compressed state.
- the diagram of FIG. 3 also shows the maximum pressure P max indicated by the pressure relief valve 66, at which the pressure relief valve 66 opens.
- the force-fitting pneumatic drive 36 is expediently det thoroughlybil ⁇ so that the gas pressure P in the compressed state of the ⁇ Gas ⁇ chamber is: p ⁇ -
- the compressed gas source 70 also contains a control device 74 which is connected to a control device 76 of the weaving machine.
- the compressed gas source 70 contains a compressor 78 which supplies compressed gas, preferably air, to the control device 74.
- This contains various pressure reducing valves 80a-e, which correspond to the various operating states I-V of the weaving machine.
- the control unit 76 controls the opening valves 82 connected downstream of the pressure reducing valves 80a-e in order to connect the compressor 78 to the piston / cylinder unit 58 via the selected pressure reducing valve 80a-e.
- the non-positive pneumatic drive 36 only works against the positive drive 28, ie the cylinder 62 is open on the side facing the piston rod 56 and is under ambient pressure P Q.
- a further embodiment is indicated by dash-dotted lines in FIG. 4, the side of the piston 60 opposite the gas chamber 64 also being provided with a gas chamber 84, ie being closed, and being connected to a pressure control device 86 which has a compressor 88.
- the pressure control device 86 can be designed such that this second gas chamber 84 supports and / or counteracts the function of the first gas chamber 64. This enables a more subtle adjustment and control of the non-positive pneumatic drive 36.
- the pressure control device can at most also be connected to the control device 76 of the weaving machine and configured so that the pressure in the second gas chamber 64 is periodically greater than the gas pressure in the first gas chamber 64, as a result of which the shaft frame 30 is held in the down position can and therefore no longer follows the positive drive 28. This enables a pattern-based control of the shaft frame.
- FIG. 6 shows a thread processing device 90 of a knitting machine, for example a warp knitting machine, in particular a crochet galloon machine, the basic structure of which is evident, for example, from DE-OS 27 58 421.
- FIG. 6 shows a laying bar 92, for example for a weft thread, not shown in detail.
- the laying bar 92 is guided up and down in supports 94 and can be moved longitudinally and acts on one side with a form-fitting sigen drive 96 together, which has a driven rotating cam 98, which acts on a roller 100 which is fixed to a rocker arm 102.
- the rocker arm 102 is pivotally mounted on the machine frame 104 and, at its end facing away from the machine frame 104, interacts with the laying bar 92 via a coupling member 106.
- the coupling member 106 is connected on the one hand via a joint 110 to the rocker arm 102 and on the other hand via a second joint 108 to the laying bar 92, so that the latter can perform an up and down movement.
- the other end of the laying rod 92 is connected to a non-positive pneumatic drive 112, the laying rod 92 being designed as a piston 114 which is immersed in a cylinder 116 of a piston / cylinder unit 118.
- a gas chamber 120 is thus formed in the interior of the cylinder 116, to which, on the one hand, a pressure relief valve 122 and, on the other hand, a pressure gas source 126 are connected via a check valve 124.
- the cylinder 116 can also be provided with a manually operable pressure relief valve analogous to the pressure relief valve 72 in FIG 130 cooperate to insert a weft thread, not shown, between at least two knitting needles 130.
- the displacement path can also run over two or more knitting needles.
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Looms (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Spinning Or Twisting Of Yarns (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU98105618A RU2143019C1 (ru) | 1995-08-29 | 1996-08-19 | Текстильная машина для изготовления текстильных изделий из нитей |
DE59609161T DE59609161D1 (de) | 1995-08-29 | 1996-08-19 | Textilmaschine mit angetriebenem fadenführungsorgan |
AU66948/96A AU6694896A (en) | 1995-08-29 | 1996-08-19 | Textile machine with driven thread guiding member |
EP96926307A EP0847457B1 (de) | 1995-08-29 | 1996-08-19 | Textilmaschine mit angetriebenem fadenführungsorgan |
JP9509658A JPH11511211A (ja) | 1995-08-29 | 1996-08-19 | 被駆動糸案内部材を有する繊維機械 |
US09/011,698 US5947165A (en) | 1995-08-29 | 1996-08-19 | Textile machine with driven thread guiding member |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29513815U DE29513815U1 (de) | 1995-08-29 | 1995-08-29 | Textilmaschine zur Herstellung von Textilerzeugnissen aus Fäden |
DE29513815.7 | 1995-08-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997008373A1 true WO1997008373A1 (de) | 1997-03-06 |
Family
ID=8012320
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CH1996/000285 WO1997008373A1 (de) | 1995-08-29 | 1996-08-19 | Textilmaschine mit angetriebenem fadenführungsorgan |
Country Status (10)
Country | Link |
---|---|
US (1) | US5947165A (de) |
EP (1) | EP0847457B1 (de) |
JP (2) | JPH11511211A (de) |
KR (1) | KR100415891B1 (de) |
AU (1) | AU6694896A (de) |
DE (2) | DE29513815U1 (de) |
ES (1) | ES2173304T3 (de) |
RU (1) | RU2143019C1 (de) |
TR (1) | TR199800337T1 (de) |
WO (1) | WO1997008373A1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10331916A1 (de) * | 2003-07-15 | 2005-02-24 | Lindauer Dornier Gmbh | Antriebsvorrichtung zur Erzeugung einer hin- und hergehenden Bewegung eines angetriebenen Bauteil, insbesondere in Webmaschinen |
WO2005052233A1 (de) * | 2003-11-28 | 2005-06-09 | Textilma Ag | Fadensteuervorrichtung für eine textilmaschine, insbesondere für eine fachbildevorrichtung |
EP2019158A1 (de) * | 2007-07-26 | 2009-01-28 | Luigi Omodeo Zorini | Nadelwebmaschine |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008037106A1 (de) | 2006-09-28 | 2008-04-03 | Textilma Ag | Fachbildevorrichtung für eine webmaschine, insbesondere für eine bandwebmaschine |
CN101307520B (zh) * | 2008-02-17 | 2010-09-29 | 朱奕 | 高速织机开口方式改造装置 |
CN103849974B (zh) * | 2014-03-27 | 2015-05-13 | 武汉纺织大学 | 一种适用于多层织物织造的开口引纬机构 |
EP3121317B1 (de) * | 2015-07-23 | 2021-01-06 | STÄUBLI BAYREUTH GmbH | Verfahren zum weben eines gewebes, durch solch ein verfahren gewobenes near-net-shape-gewebe und webmaschine zur durchführung dieses verfahrens |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH531588A (de) * | 1971-03-02 | 1972-12-15 | Dalton Griffith John | Vorrichtung zur Betätigung des Litzenschafts, insbesondere bei einem Webstuhl für schmale Textilwaren |
DE2631175B1 (de) * | 1976-07-10 | 1977-12-29 | Wolfgang Ebisch | Rueckzugvorrichtung fuer die webelitzen einer jacquardwebmaschine |
DE2758421A1 (de) * | 1976-12-28 | 1978-06-29 | Brevitex Ets Exploit | Hakennadelwebstuhl |
DE2939421B1 (de) * | 1979-09-28 | 1981-01-22 | Grosse Webereimaschinen Gmbh | Vorrichtung zum Heben und Senken der Kettfaeden einer Webmaschine |
EP0159790A1 (de) * | 1984-03-13 | 1985-10-30 | Guilford Kapwood Limited | Vorrichtung zur Ausführung einer Bewegung |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE531588C (de) * | 1930-05-17 | 1931-08-14 | Siemens Schuckertwerke Akt Ges | Leitungsanlage fuer hohe Stromstaerken, insbesondere hohe Stromstoesse |
US3103953A (en) * | 1961-03-13 | 1963-09-17 | Lauritsen William | Shedding mechanisms |
CH473921A (de) * | 1967-11-17 | 1969-06-15 | Contraves Ag | Flachwebmaschine |
FR2087388A5 (en) * | 1970-05-19 | 1971-12-31 | Ducol Jean Paul | Penumatic control for guide bars of a raschelle machine |
US3794082A (en) * | 1972-01-04 | 1974-02-26 | H Kuster | Arrangement for shed formation |
DE4030464A1 (de) * | 1990-09-26 | 1992-04-02 | Oberdorfer Fa F | Elektro-pneumatische fachbildungseinrichtung, insbesondere fuer nahtmaschinen |
-
1995
- 1995-08-29 DE DE29513815U patent/DE29513815U1/de not_active Expired - Lifetime
-
1996
- 1996-08-19 KR KR1019970709428A patent/KR100415891B1/ko not_active IP Right Cessation
- 1996-08-19 TR TR1998/00337T patent/TR199800337T1/xx unknown
- 1996-08-19 ES ES96926307T patent/ES2173304T3/es not_active Expired - Lifetime
- 1996-08-19 DE DE59609161T patent/DE59609161D1/de not_active Expired - Lifetime
- 1996-08-19 EP EP96926307A patent/EP0847457B1/de not_active Expired - Lifetime
- 1996-08-19 JP JP9509658A patent/JPH11511211A/ja not_active Withdrawn
- 1996-08-19 WO PCT/CH1996/000285 patent/WO1997008373A1/de active IP Right Grant
- 1996-08-19 RU RU98105618A patent/RU2143019C1/ru not_active IP Right Cessation
- 1996-08-19 US US09/011,698 patent/US5947165A/en not_active Expired - Fee Related
- 1996-08-19 AU AU66948/96A patent/AU6694896A/en not_active Abandoned
-
2006
- 2006-12-06 JP JP2006329953A patent/JP4199798B2/ja not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH531588A (de) * | 1971-03-02 | 1972-12-15 | Dalton Griffith John | Vorrichtung zur Betätigung des Litzenschafts, insbesondere bei einem Webstuhl für schmale Textilwaren |
DE2631175B1 (de) * | 1976-07-10 | 1977-12-29 | Wolfgang Ebisch | Rueckzugvorrichtung fuer die webelitzen einer jacquardwebmaschine |
DE2758421A1 (de) * | 1976-12-28 | 1978-06-29 | Brevitex Ets Exploit | Hakennadelwebstuhl |
DE2939421B1 (de) * | 1979-09-28 | 1981-01-22 | Grosse Webereimaschinen Gmbh | Vorrichtung zum Heben und Senken der Kettfaeden einer Webmaschine |
EP0159790A1 (de) * | 1984-03-13 | 1985-10-30 | Guilford Kapwood Limited | Vorrichtung zur Ausführung einer Bewegung |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10331916A1 (de) * | 2003-07-15 | 2005-02-24 | Lindauer Dornier Gmbh | Antriebsvorrichtung zur Erzeugung einer hin- und hergehenden Bewegung eines angetriebenen Bauteil, insbesondere in Webmaschinen |
WO2005052233A1 (de) * | 2003-11-28 | 2005-06-09 | Textilma Ag | Fadensteuervorrichtung für eine textilmaschine, insbesondere für eine fachbildevorrichtung |
KR100754106B1 (ko) * | 2003-11-28 | 2007-08-31 | 텍스틸마 악티엔게젤샤프트 | 직물 기계, 특히 셰딩 장치에 대한 실 제어 장치 |
EP2019158A1 (de) * | 2007-07-26 | 2009-01-28 | Luigi Omodeo Zorini | Nadelwebmaschine |
Also Published As
Publication number | Publication date |
---|---|
ES2173304T3 (es) | 2002-10-16 |
DE29513815U1 (de) | 1995-10-19 |
US5947165A (en) | 1999-09-07 |
EP0847457B1 (de) | 2002-05-02 |
RU2143019C1 (ru) | 1999-12-20 |
DE59609161D1 (de) | 2002-06-06 |
JP2007092272A (ja) | 2007-04-12 |
JP4199798B2 (ja) | 2008-12-17 |
EP0847457A1 (de) | 1998-06-17 |
AU6694896A (en) | 1997-03-19 |
JPH11511211A (ja) | 1999-09-28 |
KR19990022958A (ko) | 1999-03-25 |
TR199800337T1 (xx) | 1998-05-21 |
KR100415891B1 (ko) | 2004-05-31 |
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