EP2722299B1 - Unité d'épissure pneumatique pour machines textiles - Google Patents

Unité d'épissure pneumatique pour machines textiles Download PDF

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Publication number
EP2722299B1
EP2722299B1 EP13188559.2A EP13188559A EP2722299B1 EP 2722299 B1 EP2722299 B1 EP 2722299B1 EP 13188559 A EP13188559 A EP 13188559A EP 2722299 B1 EP2722299 B1 EP 2722299B1
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EP
European Patent Office
Prior art keywords
preparation
tails
tail
cutting
yarn
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.)
Active
Application number
EP13188559.2A
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German (de)
English (en)
Other versions
EP2722299A1 (fr
Inventor
Roberto Badiali
Mauro Del Pup
Mauro Premi
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.)
Savio Macchine Tessili SpA
Original Assignee
Savio Macchine Tessili SpA
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Publication of EP2722299A1 publication Critical patent/EP2722299A1/fr
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Publication of EP2722299B1 publication Critical patent/EP2722299B1/fr
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00Winding, coiling, or depositing filamentary material
    • B65H54/70Other constructional features of yarn-winding machines
    • B65H54/71Arrangements for severing filamentary materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H69/00Methods of, or devices for, interconnecting successive lengths of material; Knot-tying devices ;Control of the correct working of the interconnecting device
    • B65H69/06Methods of, or devices for, interconnecting successive lengths of material; Knot-tying devices ;Control of the correct working of the interconnecting device by splicing
    • B65H69/061Methods of, or devices for, interconnecting successive lengths of material; Knot-tying devices ;Control of the correct working of the interconnecting device by splicing using pneumatic means
    • B65H69/063Preparation of the yarn ends
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/30Handled filamentary material
    • B65H2701/31Textiles threads or artificial strands of filaments

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Replacement Of Web Rolls (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Claims (6)

  1. Épisseur pneumatique du type comprenant une chambre d'épissure (3) alimentée par des côtés opposés avec deux queues (1"', 2"') à lier, étant prévus pour chacune desdites queues (1"', 2"'), agencés d'une manière spéculaire par rapport à ladite chambre d'épissure (3), des moyens de serrage (6, 7) des queues positionnés au niveau d'un côté de ladite chambre d'épissure (3) ainsi que des moyens de préparation (4, 5) et des moyens de découpe (8, 9) positionnés sur l'autre côté de ladite chambre d'épissure (3), dans lequel l'épisseur pneumatique comprend, pour chaque queue (1"', 2"'), des moyens de retenue et de libération sélectives (8', 8", 8"', 9', 9", 9"') de celle-ci positionnés sur le même côté que lesdits moyens de découpe (8, 9) par rapport à la chambre d'épissure (3),
    caractérisé en ce que lesdits moyens de retenue et de libération sélectives (8', 8", 8"', 9', 9", 9"') de la queue sont configurés de manière à coopérer avec lesdits moyens de découpe (8, 9) de façon à commencer à retenir ladite queue (1"', 2"') avant la découpe et à la libérer après le démarrage de la distribution d'air comprimé dans les tubes de préparation (4, 4', 5, 5') de la queue (1"', 2"'), lesdits moyens de découpe (8, 9) comprenant une lame mobile (8', 9') et une lame fixe (8", 9"), lesdits moyens de retenue et de libération sélectives de la queue comprenant un élément déviant (8"', 9"'), lesdites lames (8', 8", 9', 9") et ledit élément déviant (8"', 9"') étant positionnés les uns par rapport aux autres de telle sorte que ladite lame mobile (8', 9') coulisse entre ladite lame fixe (8", 9") et ledit élément déviant (8"', 9"') et que la retenue de la queue (1"', 2"') commence durant l'avancement de ladite lame mobile (8', 9') avant la découpe et que la libération commence après le démarrage de la distribution d'air comprimé dans les tubes de préparation (4, 4', 5, 5') de la queue (1"', 2"'),
    dans lequel la lame fixe (8", 9") est à ressort et ledit élément déviant (8"', 9"') est fixé dans une position de manière à presser le fil contre la lame mobile qui avance (8', 9').
  2. Épisseur selon la revendication 1, dans lequel, les moyens de préparation (4, 5) comprennent des tubes de préparation (4', 5') en connexion fluidique avec des buses de préparation (4", 5"), les buses (4", 5") émettant des jets de fluide qui entrent dans les tubes de préparation (4', 5'), une partie de fil comprise entre la queue (1"', 2"') et la chambre d'épissure (3) croisant les moyens de préparation (4, 5) afin d'être directement influencée par les jets des buses de préparation (4", 5").
  3. Épisseur selon la revendication 2, dans lequel la partie de fil croisant les moyens de préparation (4, 5) est comprise entre la buse de préparation (4", 5") et les tubes de préparation (4', 5'), de manière à être directement influencée par l'écoulement de la buse de préparation (4", 5") et forcée à entrer dans ledit tube de préparation (4', 5') sous la poussée dudit écoulement, avant la libération des queues (1"', 2"').
  4. Épisseur selon la revendication 2 ou 3, dans lequel les buses de préparation (4", 5") sont alignées sur un orifice d'entrée des tubes de préparation (4', 5'), afin d'envoyer directement les jets de fluide dans les tubes de préparation (4', 5') et de forcer directement le fil à entrer dans lesdites tubes de préparation (4', 5').
  5. Épisseur selon la revendication 2, 3 ou 4, dans lequel le tube de préparation (4', 5') présente une direction transversale dominante (Y-Y) qui est parallèle à la direction principale des jets générés par lesdites buses de préparation (4", 5").
  6. Procédé de liaison de queues de fil (1"', 2"') au moyen d'un épisseur pneumatique selon la revendication 1, le procédé comprenant les étapes de manipulation des queues (1"', 2"') suivantes :
    a) l'interception et l'insertion desdites queues dans une chambre d'épissure (3) de telle sorte qu'elles la dépassent au moins partiellement ;
    b) le serrage desdits fils sur le côté opposé auxdites queues (1"', 2"') par rapport à ladite chambre d'épissure (3),
    c) la découpe des queues (1"', 2"') ;
    d) la préparation des queues (1"', 2"') ;
    e) l'insertion des queues (1"', 2"') dans la chambre d'épissure (3) ;
    f) le déblocage des pinces ;
    caractérisé par le fait qu'il comprend également l'étape consistant à retenir lesdites queues (1"', 2"') au niveau de la zone de découpe,
    dans lequel l'étape de préparation des queues comprend l'étape consistant à distribuer de l'air comprimé dans des tubes positionnés entre ladite chambre d'épissure (3) et ladite zone de découpe, ladite étape de distribution d'air comprimé démarrant avant la libération desdites queues (1"', 2"'), dans lequel ladite étape de retenue desdites queues au niveau de la zone de coupe commence avant et se termine après la découpe de la queue,
    dans lequel ladite étape de retenue desdites queues au niveau de la zone de découpe est réalisée en pressant élastiquement les queues contre les organes de découpe.
EP13188559.2A 2012-10-16 2013-10-14 Unité d'épissure pneumatique pour machines textiles Active EP2722299B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT001748A ITMI20121748A1 (it) 2012-10-16 2012-10-16 Gruppo giuntafili pneumatico per macchine tessili

Publications (2)

Publication Number Publication Date
EP2722299A1 EP2722299A1 (fr) 2014-04-23
EP2722299B1 true EP2722299B1 (fr) 2017-07-05

Family

ID=47226279

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13188559.2A Active EP2722299B1 (fr) 2012-10-16 2013-10-14 Unité d'épissure pneumatique pour machines textiles

Country Status (4)

Country Link
EP (1) EP2722299B1 (fr)
CN (2) CN103726148B (fr)
IN (1) IN2013MU03232A (fr)
IT (1) ITMI20121748A1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20121748A1 (it) * 2012-10-16 2014-04-17 Savio Macchine Tessili Spa Gruppo giuntafili pneumatico per macchine tessili
JP2016155648A (ja) * 2015-02-24 2016-09-01 村田機械株式会社 糸継装置及び糸巻取装置
CN105951224A (zh) * 2016-04-22 2016-09-21 东华大学 一种配合胶粘法的接头剪切装置及剪切方法
CN108341083A (zh) * 2018-01-26 2018-07-31 巨石集团有限公司 一种空气结式的纱线打结方法
CN109295573A (zh) * 2018-11-28 2019-02-01 宜宾海丝特纤维有限责任公司 一种粘胶长丝单丝加捻生产过程中控制无捻丝段的工艺
CN110577114B (zh) * 2019-10-10 2024-03-15 上海枭腾纺织科技有限公司 全自动智能打结器
CN112111826A (zh) * 2020-08-27 2020-12-22 巨石集团有限公司 一种纱线打结器及纱线打结方法
CN114507921A (zh) * 2021-02-20 2022-05-17 王广宪 制备对位芳纶纱线的多线层梳理装置
CN116065273B (zh) * 2023-03-31 2023-05-30 江苏美丽华电器有限公司 一种假捻变形机的卷绕张力调节装置
CN116676693A (zh) * 2023-06-14 2023-09-01 常州市宏发纵横新材料科技股份有限公司 一种纤维空捻装置及拼接方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55106968A (en) * 1979-02-09 1980-08-16 Murata Mach Ltd Pneumatic type thread connector
JPS59112038A (ja) * 1982-12-16 1984-06-28 Murata Mach Ltd 紡績糸の糸継方法
JPH0791707B2 (ja) * 1987-07-21 1995-10-04 村田機械株式会社 紡績装置における糸継方法および装置
DE4008640A1 (de) * 1990-03-17 1991-09-19 Stahlecker Gmbh Wilhelm Spleissvorrichtung zum verbinden von faeden
IT1299006B1 (it) * 1998-04-02 2000-02-07 Mesdan Spa Dispositivo per la preparazione dell'estremita' di filo alla giunzione con un apparecchio per la giunzione pneumatica senza nodo di fili e
IT1316370B1 (it) * 2000-02-15 2003-04-10 Mesdan Spa Dispositivo e procedimento per la giunzione di fili tessili mediantearia compressa e liquido
DE10202781A1 (de) * 2002-01-25 2003-07-31 Schlafhorst & Co W Vorrichtung zum pneumatischen Verbinden von Garnen
DE60216070T2 (de) * 2002-07-24 2007-06-28 Murata Kikai K.K. Fadenspleisser
ITMI20061977A1 (it) * 2006-10-16 2008-04-17 Mesdan Spa Metodo per la giunzione pneumatica ottimizzata di fili o filati e relativo dispositivo
ITMI20121748A1 (it) * 2012-10-16 2014-04-17 Savio Macchine Tessili Spa Gruppo giuntafili pneumatico per macchine tessili

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
CN103726148B (zh) 2018-01-12
CN103726148A (zh) 2014-04-16
ITMI20121748A1 (it) 2014-04-17
EP2722299A1 (fr) 2014-04-23
IN2013MU03232A (fr) 2015-07-10
CN203602819U (zh) 2014-05-21

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