EP1467007A1 - Dispositif de formation de lisière pour métiers à tisser - Google Patents

Dispositif de formation de lisière pour métiers à tisser Download PDF

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Publication number
EP1467007A1
EP1467007A1 EP04008109A EP04008109A EP1467007A1 EP 1467007 A1 EP1467007 A1 EP 1467007A1 EP 04008109 A EP04008109 A EP 04008109A EP 04008109 A EP04008109 A EP 04008109A EP 1467007 A1 EP1467007 A1 EP 1467007A1
Authority
EP
European Patent Office
Prior art keywords
band
selvage
wheel
guide
forming device
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.)
Withdrawn
Application number
EP04008109A
Other languages
German (de)
English (en)
Inventor
Hirohiko c/o K. K. Toyota Jidoshokki Ishikawa
Masahiko c/o K. K. Toyota Jidoshokki Kimbara
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.)
Toyota Industries Corp
Original Assignee
Toyota Industries Corp
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
Application filed by Toyota Industries Corp filed Critical Toyota Industries Corp
Publication of EP1467007A1 publication Critical patent/EP1467007A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42F—SHEETS TEMPORARILY ATTACHED TOGETHER; FILING APPLIANCES; FILE CARDS; INDEXING
    • B42F1/00—Sheets temporarily attached together without perforating; Means therefor
    • B42F1/02—Paper-clips or like fasteners
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03C—SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
    • D03C11/00—Selvedge shedding mechanisms not forming part of main shedding mechanism
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F23/00—Advertising on or in specific articles, e.g. ashtrays, letter-boxes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42P—INDEXING SCHEME RELATING TO BOOKS, FILING APPLIANCES OR THE LIKE
    • B42P2201/00—Books or filing appliances for special documents or for special purposes
    • B42P2201/08—Books or filing appliances for special documents or for special purposes for stationery, e.g. writing paper, envelopes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42P—INDEXING SCHEME RELATING TO BOOKS, FILING APPLIANCES OR THE LIKE
    • B42P2221/00—Books or filing appliances with additional arrangements
    • B42P2221/06—Books or filing appliances with additional arrangements with information carrying means, e.g. advertisement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42P—INDEXING SCHEME RELATING TO BOOKS, FILING APPLIANCES OR THE LIKE
    • B42P2221/00—Books or filing appliances with additional arrangements
    • B42P2221/08—Books or filing appliances with additional arrangements with odors or fragrance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42P—INDEXING SCHEME RELATING TO BOOKS, FILING APPLIANCES OR THE LIKE
    • B42P2221/00—Books or filing appliances with additional arrangements
    • B42P2221/10—Books or filing appliances with additional arrangements with tools for inserting sheets, e.g. labels into pockets

Definitions

  • the present invention relates to a selvage forming device for a loom adapted to form a selvage based on the operation of a first selvage heddle and a second selvage heddle reciprocating in opposite directions.
  • JP 10-503563 A discloses a selvage forming device adapted to form a selvage based on the operation of a first selvage heddle and a second selvage heddle that reciprocate in opposite directions.
  • a two-dimensional crank mechanism is driven by an electric motor, and a pair of yarn guide elements are caused to make linear reciprocal motion through the driving of the two-dimensional crank mechanism.
  • the two-dimensional crank mechanism is composed of a lever mounted to an output shaft of the electric motor and a pair of links connected to the ends of the lever. The pair of links are connected to the pair of yarn guide elements through one-to-one connection.
  • An object of the present invention is to provide a selvage forming device capable of enlarging the selvage opening amount without hindering an increase in loom operation speed.
  • a selvage forming device for a loom adapted to form a selvage based on operations of a first selvage heddle and a second selvage heddle reciprocating in opposite directions, the device including: a first band supporting the first selvage heddle and equipped with a plurality of power receiving holes arranged in a row, the first band being capable of deflection; a second band supporting the second selvage heddle and equipped with a plurality of power receiving holes arranged in a row, the second band being capable of deflection; and a wheel equipped with a plurality of power transmission teeth respectively brought into mesh-engagement with the power receiving holes of the first and second bands, in which the first band and the second band are opposed to each other in a deflected state, with the wheel therebetween, so as to bring the power receiving holes of the first and second bands into mesh-engagement with the power transmission teeth.
  • a selvage formation opening device according to a first embodiment of the present invention will now be described with reference to Figs. 1 through 4.
  • a first selvage heddle 11 and a second selvage heddle 12 are moved vertically in opposite directions by a reciprocating drive mechanism 13.
  • the movement paths for the first selvage heddle 11 and the second selvage heddle 12 are vertically extending reciprocation paths parallel to each other.
  • Selvage yarn 14 passed through the first selvage heddle 11 and selvage yarn 15 passed through the second selvage heddle 12 form a selvage We with picked weft (not shown) therebetween.
  • an electric motor 17 is attached to an inner wall 161 of a box 16 constituting the reciprocating drive mechanism 13.
  • the upper and lower portions of the box 16 are open.
  • An output shaft 171 of the electric motor 17 extends through the inner wall 161 and protrudes into the box 16.
  • the axial direction of the output shaft 171 substantially'coincides with the weft picking direction.
  • the protruding end portion of the output shaft 171 is rotatably supported by an outer wall 162 of the box 16.
  • a wheel 18 is immovably mounted to the output shaft 171.
  • a first position regulating member 19 and a second position regulating member 20 immovably mounted to the inner surface of the outer wall 162 of the box 16 are a first position regulating member 19 and a second position regulating member 20.
  • the first position regulating member 19 and the second position regulating member 20 are opposed to each other with the wheel 18 therebetween.
  • a mounting member 21 is immovably mounted to the inner surface of the outer wall 162 of the box 16.
  • the mounting member 21 is arranged between the first position regulating member 19 and the second position regulating member 20.
  • the mounting member 21 is spaced apart from opposing surfaces 191 and 201 of the first position regulating member 19 and the second position regulating member 20.
  • the opposing surfaces 191 and 201 consist of guide curved surfaces 193 and 203 convex toward the wheel 18 and guide plane surfaces 194 and 204 smoothly continuous to the guide curved surfaces 193 and 203.
  • the opposing surfaces 191 and 201 are convex toward the wheel 18 and opposed to each other.
  • the guide plane surfaces 194 and 204 are opposed to each other with the wheel 18 therebetween so as to be diverged upwardly, and the guide curved surfaces 193 and 203 are opposed to each other with mounting member 21 therebetween so as to be diverged upwardly.
  • the guide plane surfaces 194 and 204 form an angle ⁇ .
  • the guide curved surfaces 193 and 203 are arcuate curved surfaces.
  • a guide rail 22 is immovably mounted to the mounting member 21 so as to extend vertically downwards.
  • a pair of guide grooves 221 and 222 are formed back to back in the guide rail 22.
  • the guide grooves 221 and 222 are arranged adjacent to each other so as to extend parallel to the reciprocating movement paths of the first selvage heddle 11 and the second selvage heddle 12.
  • the guide groove 221 is exposed on the front side of the loom (In Figs. 1 and 2, the right-hand side corresponds to the front side of the loom, and the left-hand side corresponds to the rear side of the loom), and the guide groove 222 is exposed on the rear side of the loom.
  • a part of a first band 23 which is capable of deflection is slidably inserted into the guide groove 221, and a part of a second band 24 which is capable of deflection is slidably inserted into the guide groove 222. That is, the portions of the first band 23 and the second band 24 in the guide grooves 221 and 222 are adjacent to each other so as to reciprocate parallel to the reciprocating paths of the first selvage heddle 11 and the second selvage heddle 12.
  • the first band 23 and the second band 24 are formed of fiber-reinforced plastic reinforced by carbon fiber.
  • the first band 23 extends, while deflected, upwardly through the gap between the mounting member 21 and the opposing surface 191 of the first position regulating member 19.
  • the second band 24 extends, while deflected, upwardly through the gap between the mounting member 21 and the opposing surface 201 of the second position regulating member 20. Further, the first band 23 extends upwardly between the wheel 18 and the opposing surface 191 of the first position regulating member 19, and the second band 24 extends upwardly between the wheel 18 and the opposing surface 201 of the second position regulating member 20.
  • a plurality of power receiving holes 231 and 241 are provided in rows in the first band 23 and the second band 24.
  • the power receiving holes 231 and 241 are in mesh with the power transmission teeth 181. That is, the first band 23 and the second band 24 are opposed to each other in a deflected state, with the wheel 18 therebetween, so as to keep the power receiving holes 231 and 241 of the first band 23 and the second band 24 in mesh with the power transmission teeth 181.
  • the power transmission teeth 181 in mesh with the power receiving holes 231 of the first band 23 are in the clearance groove 192, and the power transmission teeth 181 in mesh with the power receiving holes 241 of the second band 24 are in the clearance groove 202, whereby there is no fear of the first position regulating member 19 and the second position regulating member 20 interfering with the power transmission teeth 181.
  • the positions where the power receiving holes 231 and 241 are in mesh with the power transmission teeth 181 will also be referred to as the in-mesh positions of the bands 23 and 24 and the wheel 18.
  • a pair of clasping arms 25 and 26 are immovably mounted to the first band 23, and a pair of clasping arms 27 and 28 are immovably mounted to the second band 24.
  • the first selvage heddle 11 is clasp-supported by the pair of clasping arms 25 and 26 as connecting members
  • the second selvage heddle 12 is clasp-supported by the pair of clasping arms 27 and 28 as connecting members. That is, the first band 23 supports the first selvage heddle 11, and the second band 24 supports the second selvage heddle 12.
  • the output shaft 171 of the electric motor 17 makes reciprocal rotation, causing the wheel 18 to make reciprocal rotation.
  • the reciprocal rotation of the wheel 18 is transmitted to the first band 23 and the second band 24 through the meshing engagement of the power transmission teeth 181 with the power receiving holes 231 and 241, whereby the first band 23 and the second band 24 move vertically in the guide grooves 221 and 222 in opposite directions.
  • the first band 2 3 reciprocates while in slide contact with the opposing surface 191 as a guide surface (the guide curved surface 193 and the guide plane surface 194)
  • the second band 24 reciprocates while in slide contact with the opposing surface 201 as a guide surface (the guide curved surface 203 and the guide plane surface 204).
  • the first position regulating member 19 is in contact with the first band 23 so as to regulate the in-mesh position of the first band 23 and the wheel 18, and the second position regulating member 20 is in contact with the second band 24 so as to regulate the in-mesh position of the second band 24 and the wheel 18.
  • the first selvage heddle 11 and the second selvage heddle 12 are moved vertically in opposite directions.
  • the selvage yarn 14 (see Fig. 1) passed through the first selvage heddle 11 and the selvage yarn 15 (see Fig. 1) passed through the second selvage heddle 12 form the selvage We (see Fig. 1) with the picked weft (not shown) therebetween.
  • the guide rail 22 constitutes a third position regulating member having the pair of guide grooves 221 and 222 guiding parallel to each other.
  • the first position regulating member 19, the second position regulating member 20, and the guide rail 22 constitute a guide means for guiding the first band 23 and the second band 24.
  • This guide means brings the first band 23 and the second band 24 closer to each other as the first band 23 and the second band 24 are departed away from the in-mesh positions of the power transmission teeth 181 and the power receiving holes 231 and 241.
  • the guide means guides the first and second bands 23 and 24 such that a part of the first band 23 and a part of the second band 24 extend parallel to each other.
  • a reciprocating drive mechanism 13A the electric motor 17 is attached to the box 16 through the intermediation of an auxiliary plate 32.
  • a driving gear 29 is immovably mounted to the output shaft 171 of the electric motor 17.
  • Rotatably supported by the inner wall 161 and the outer wall 162 of the box 16 is a support shaft 30, to which the wheel 18 and a driven gear 31 are immovably mounted.
  • the driving gear 29 is in mesh with the driven gear 31, and the reciprocal rotation of the output shaft 171 is transmitted to the support shaft 30 through the meshing engagement between the driving gear 29 and the driven gear 31, whereby the support shaft 30 and the wheel 18 integrally make reciprocal rotation.
  • this embodiment is of the same construction as the first embodiment.
  • the first selvage heddle 11 and the second selvage heddle 12 are caused to move in opposite directions by a reciprocating drive mechanism 33.
  • a base frame 35 is supported so as to be rotatable through support shafts 36 and 37.
  • the axial direction of the support shafts 36 and 37 corresponds to the weft picking direction.
  • connection shaft 38 is rotatably supported in the base frame 35.
  • the axis of the connection shaft 38 is perpendicular to the axis of the support shafts 36 and 37.
  • a T-shaped connection member 39 is fixed to the connection shaft 38, and another connection shaft 40 is fixed to the connection member 39.
  • the axis of the connection shaft 38 and the axis of the connection shaft 40 are perpendicular to each other.
  • An electric motor 41 is attached to the upper surface of an upper wall 341 of the box 34.
  • An output shaft 411 of the electric motor 41 extends through the upper wall 341 to protrude into the box 34, and an angle member 42 is immovably mounted to the forward end portion of the output shaft 411.
  • the connection shaft 40 is rotatably connected to the angle member 42.
  • the connection shaft 40 revolves around the axis of the output shaft 411.
  • the connection shaft 38 swings around the axis of the support shafts 36 and 37.
  • the swinging of the connection shaft 38 is transmitted to the support shafts 36 and 37 through the base frame 35, and the support shafts 36 and 37 make reciprocal rotation.
  • the angle member 42, the connection shaft 40, the connection member 39, the connection shaft 38, the base frame 35, and the support shafts 36 and 37 constitute a three-dimensional crank mechanism 43.
  • the support shaft 37 constitutes the reciprocal output shaft of the three-dimensional crank mechanism 43.
  • the support shaft 37 extends through a front wall 342 of the box 34 to protrude into the exterior of the box 34, and a driving gear 44 is immovably mounted to the protruding end portion of the support shaft 37.
  • a cover 45 is immovably mounted to the front wall 342 of the box 34, and a support shaft 46 is rotatably supported by a front wall 451 of the cover 45 and the front wall 342 of the box 34.
  • the driven gear 31 and the wheel 18 are immovably mounted to the support shaft 46, and the driving gear 44 is in mesh with the driven gear 31.
  • the number of teeth of the driving gear 44 is larger than the number of teeth of the driven gear 31. Otherwise, this embodiment is of the same construction as the first and second embodiments.
  • the output shaft 411 of the electric motor 41 rotates in one direction, and this rotation in one direction of the output shaft 411 is converted into a reciprocating rotational motion by the three-dimensional crank mechanism 43. That is, the support shaft 37 constituting the three-dimensional crank mechanism 43 makes reciprocal rotation.
  • the driving gear 44 integrally makes reciprocal rotation, and the rotation of the driving gear 44 is transmitted to the driven gear 31, whereby the support shaft 46 makes reciprocal rotation in a direction opposite to the rotating direction of the driving gear 44 at a rotating speed higher than the rotating speed of the support shaft 37.
  • the wheel 18 integrally makes reciprocal rotation, and the first band 23 and the second band 24 reciprocate in opposite directions.
  • the present invention can advantageously provide a selvage forming device capable of enlarging the selvage opening amount without hindering an increase in loom operation speed.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Textile Engineering (AREA)
  • Looms (AREA)
EP04008109A 2003-04-08 2004-04-02 Dispositif de formation de lisière pour métiers à tisser Withdrawn EP1467007A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003104136A JP3994905B2 (ja) 2003-04-08 2003-04-08 織機における耳形成装置
JP2003104136 2003-04-08

Publications (1)

Publication Number Publication Date
EP1467007A1 true EP1467007A1 (fr) 2004-10-13

Family

ID=32866724

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04008109A Withdrawn EP1467007A1 (fr) 2003-04-08 2004-04-02 Dispositif de formation de lisière pour métiers à tisser

Country Status (5)

Country Link
EP (1) EP1467007A1 (fr)
JP (1) JP3994905B2 (fr)
KR (1) KR100517042B1 (fr)
CN (1) CN100347366C (fr)
TW (1) TWI247062B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1017768A3 (fr) * 2007-09-26 2009-06-02 Toyota Jidoshokki Kk Dispositif de formation de la foule en utilisant des fils de lisiere dans un metier a tisser.

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4718248B2 (ja) * 2005-06-06 2011-07-06 津田駒工業株式会社 耳織成装置
JP2007107128A (ja) * 2005-10-13 2007-04-26 Toyota Industries Corp 織機における耳糸開口装置
CN101906694B (zh) * 2010-08-26 2012-05-30 广东丰凯机械股份有限公司 织机绞边装置
KR101186783B1 (ko) 2012-07-16 2012-09-27 임진홍 소형 직물변부처리사 개구장치
CN103243461B (zh) * 2013-05-20 2014-08-13 苏州华毅机械有限公司 一种织布机织边装置
CN209555469U (zh) * 2017-04-28 2019-10-29 爱世伴公司 织机以及织机的综片系统和致动器系统
DE202018103292U1 (de) * 2018-06-12 2018-07-20 Gebrüder Klöcker GmbH Klemmvorrichtung zur lösbaren Verbindung einer Harnischschnur mit einer Hebelitze einer Dreherbindungsvorrichtung
KR102071141B1 (ko) * 2018-07-06 2020-01-29 신상대 자카드 직기용 레노디바이스 작동기구

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5803133A (en) * 1995-05-29 1998-09-08 Picanol N.V. Selvage-forming device for a power loom
JPH11279890A (ja) * 1998-03-27 1999-10-12 Toyota Autom Loom Works Ltd 織機における耳形成装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5803133A (en) * 1995-05-29 1998-09-08 Picanol N.V. Selvage-forming device for a power loom
JPH11279890A (ja) * 1998-03-27 1999-10-12 Toyota Autom Loom Works Ltd 織機における耳形成装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 01 31 January 2000 (2000-01-31) *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1017768A3 (fr) * 2007-09-26 2009-06-02 Toyota Jidoshokki Kk Dispositif de formation de la foule en utilisant des fils de lisiere dans un metier a tisser.

Also Published As

Publication number Publication date
TW200424380A (en) 2004-11-16
JP2004308064A (ja) 2004-11-04
TWI247062B (en) 2006-01-11
KR100517042B1 (ko) 2005-09-26
CN1536114A (zh) 2004-10-13
CN100347366C (zh) 2007-11-07
JP3994905B2 (ja) 2007-10-24
KR20040087860A (ko) 2004-10-15

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