ES2073423T3 - Procedimiento y dispositivo para doblar un elemento de neumatico. - Google Patents

Procedimiento y dispositivo para doblar un elemento de neumatico.

Info

Publication number
ES2073423T3
ES2073423T3 ES89122718T ES89122718T ES2073423T3 ES 2073423 T3 ES2073423 T3 ES 2073423T3 ES 89122718 T ES89122718 T ES 89122718T ES 89122718 T ES89122718 T ES 89122718T ES 2073423 T3 ES2073423 T3 ES 2073423T3
Authority
ES
Spain
Prior art keywords
bodies
component
nerves
side edges
diameters
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.)
Expired - Lifetime
Application number
ES89122718T
Other languages
English (en)
Inventor
Seiichiro Nishiide
Masato Sueyasu
Takeshi Yonezawa
Hiroshi Ogawa
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.)
Bridgestone Corp
Original Assignee
Bridgestone 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 Bridgestone Corp filed Critical Bridgestone Corp
Application granted granted Critical
Publication of ES2073423T3 publication Critical patent/ES2073423T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/24—Drums
    • B29D30/26—Accessories or details, e.g. membranes, transfer rings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/32—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/32—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • B29D2030/3207—Positioning the beads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08—Building tyres
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/32—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • B29D2030/3221—Folding over means, e.g. bladders or rigid arms
    • B29D2030/3242—Folding over means, e.g. bladders or rigid arms and with means for pressing the bladder against the ply material, e.g. bladder guide shoes, cages, arms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Tyre Moulding (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)

Abstract

METODO PARA CURVAR COMPONENTES DE LLANTAS, QUE CONSTA DE (A) UNA FASE EN LA QUE LOS DIAMETROS DE UN PAR DE CUERPOS CILINDRICOS (DIAMETROS QUE PUEDEN AUMENTARSE O REDUCIRSE) SE REDUCEN HASTA LLEGAR A UN VALOR MINIMO A FIN DE MANTENER LOS NERVIOS MEDIANTE LOS CUERPOS, RESPECTIVAMENTE, Y EN LA QUE LOS NERVIOS SE SITUAN EN LAS POSICIONES DEBIDAS SOBRE EL COMPONENTE ENROLLADO EN EL TAMBOR DE FORMACION; (B) UNA FASE EN LA QUE LOS DIAMETROS DE LOS CUERPOS SE AUMENTAN HASTA LLEGAR A UN VALOR INTERMEDIO Y EN LA QUE LAS CAMARAS DE AIRE DEL TAMBOR SE INFLAN PARA QUE EL COMPONENTE SE ESTRECHE EN SUS BORDES LATERALES POR LA ACCION DE LAS CAMARAS Y LOS CUERPOS; (C) UNA FASE EN LA QUE LOS CUERPOS SE LLEVAN A POSICIONES CERCANAS AL EXTERIOR DE LOS NERVIOS EN LAS DIRECCIONES RADIALES DE LOS CUERPOS, PARA QUE LOS DOS BORDES LATERALES DEL COMPONENTE SE MUEVAN HACIA AFUERA EN LAS DIRECCIONES RADIALES DE LOS CUERPOS, A MEDIDA QUE EL COMPONENTE PERMANEZCA EN CONTACTO POR PRESION CON LOS NERVIOS SITUADOS CERCADE LOS BORDES LATERALES; Y (D) UNA ULTIMA FASE EN LA QUE LOS DIAMETROS DE LOS CUERPOS AUMENTAN HASTA LLEGAR A UN VALOR MAXIMO Y SE LLEVAN HACIA LA PORCION LONGITUDINALMENTE CENTRAL DEL TAMBOR, A FIN DE QUE EL COMPONENTE SE CURVE EN AMBOS BORDES LATERALES ALREDEDOR DE LOS NERVIOS POR LA ACCION DE LOS CUERPOS, DE LAS CAMARAS Y DEL CUERPO DEL TAMBOR.
ES89122718T 1989-04-25 1989-12-08 Procedimiento y dispositivo para doblar un elemento de neumatico. Expired - Lifetime ES2073423T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1105559A JP2706974B2 (ja) 1989-04-25 1989-04-25 タイヤ構成部材の折返し方法

Publications (1)

Publication Number Publication Date
ES2073423T3 true ES2073423T3 (es) 1995-08-16

Family

ID=14410903

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89122718T Expired - Lifetime ES2073423T3 (es) 1989-04-25 1989-12-08 Procedimiento y dispositivo para doblar un elemento de neumatico.

Country Status (7)

Country Link
US (1) US5071498A (es)
EP (1) EP0394554B1 (es)
JP (1) JP2706974B2 (es)
KR (1) KR920009931B1 (es)
CA (1) CA2005148C (es)
DE (1) DE68922299D1 (es)
ES (1) ES2073423T3 (es)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2708515A1 (fr) * 1993-08-04 1995-02-10 Michelin & Cie Procédé et machine de confection de pneumatiques.
WO2001036186A1 (en) * 1999-11-18 2001-05-25 The Goodyear Tire & Rubber Company Process and apparatus for tire manufacturing with optimized bead positioning
US6758930B1 (en) 1999-11-18 2004-07-06 The Goodyear Tire & Rubber Company Process and apparatus for tire manufacturing with optimized bead positioning
JP4827338B2 (ja) * 2001-08-27 2011-11-30 旭化成建材株式会社 圧力容器の蓋体ロック機構
JP2003089158A (ja) * 2001-09-19 2003-03-25 Bridgestone Corp バンド成型ドラムおよびそれを用いたバンド成型装置
JP4188756B2 (ja) * 2003-05-29 2008-11-26 横浜ゴム株式会社 物品把持装置
DE102004032510B4 (de) * 2004-07-06 2018-05-17 Continental Reifen Deutschland Gmbh Verfahren und Vorrichtung zum Aufbau eines Radialreifens
GB0506363D0 (en) 2005-03-30 2005-05-04 Wyko Equip Tyre building drum
US8091602B2 (en) * 2008-07-02 2012-01-10 Davian Enterprises, LLC Transfer ring having advantaged cam follower-camming groove aspect and method
KR101508596B1 (ko) * 2008-07-23 2015-04-06 피렐리 타이어 소시에떼 퍼 아찌오니 차륜용 타이어들을 만드는 장치 및 공정
US8505605B2 (en) * 2010-08-10 2013-08-13 Bps Engineering, Llc Transfer ring which resists backdriving forces during a tire construction process
BR112013006549B1 (pt) * 2010-09-28 2020-02-18 Pirelli Tyre S.P.A Processo e aparelho para fabricar um pneu para rodas de veículo
BR112013033157A2 (pt) 2011-06-30 2017-01-31 Michelin & Cie métodos e aparelhos para a instalação de um anel de banda de rodagem e uma carcaça de pneu
US10189221B2 (en) 2012-08-10 2019-01-29 Davian Enterprises, LLC Transfer ring shoe and transfer ring having varied shoe profile
WO2014197579A1 (en) 2013-06-07 2014-12-11 Davian Enterprises, LLC Tire building drum with increased range of movement
RU2684094C2 (ru) 2014-02-07 2019-04-03 Дейвиан Энтерпрайзиз, Ллк Расширяемый брекерно-протекторный барабан с сегментами переменной кривизны
JP6317642B2 (ja) * 2014-07-29 2018-04-25 住友ゴム工業株式会社 空気入りタイヤ、空気入りタイヤの製造方法及びこの製造方法に用いられる成形ドラム
CN112770896B (zh) 2018-09-27 2023-11-07 达维阶企业有限责任公司 带有滑块和导轨系统的传递环
WO2020160012A1 (en) 2019-01-28 2020-08-06 Davian Enterprises, LLC Expandable belt and tread drum with reverse offset fingers
WO2022120117A2 (en) 2020-12-03 2022-06-09 Davian Enterprises, Llc (Dba Wyko Tire Technologies) Expandable belt and tread drum with magnetic deck fixing

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL254962A (es) * 1959-08-25
US3272677A (en) * 1962-12-04 1966-09-13 Us Rubber Co Inflatable annular bladder used to form the bead region of a pneumatic tire carcass
DE1579175C3 (de) * 1966-03-08 1973-12-20 Continental Gummi-Werke Ag, 3000 Hannover Vorrichtung zum Aufbauen von Fahr zeugluftreifen
US3490980A (en) * 1966-07-22 1970-01-20 Nationalstandard Co Tire building apparatus
DE1729594A1 (de) * 1967-09-22 1971-06-24 Continental Gummi Werke Ag Reifenaufbaumaschine
US3776793A (en) * 1970-02-19 1973-12-04 Nat Standard Co Method of incorporating tire beads into a tire
JPS5119871B2 (es) * 1972-06-28 1976-06-21
US4199393A (en) * 1978-09-06 1980-04-22 The General Tire & Rubber Company Apparatus for forming the bead and sidewall portions of a pneumatic tire and apparatus and method of making the same
JPS5892551A (ja) * 1981-11-30 1983-06-01 Yokohama Rubber Co Ltd:The タイヤ成形ドラムの駆動装置
US4830693A (en) * 1985-11-08 1989-05-16 Bridgestone Corporation Method for forming a tire around a bead
JP2519069B2 (ja) * 1987-10-06 1996-07-31 株式会社ブリヂストン タイヤ成形装置

Also Published As

Publication number Publication date
CA2005148A1 (en) 1990-10-25
EP0394554B1 (en) 1995-04-19
KR920009931B1 (ko) 1992-11-06
KR900015901A (ko) 1990-11-10
CA2005148C (en) 1994-10-04
EP0394554A2 (en) 1990-10-31
US5071498A (en) 1991-12-10
JPH02283434A (ja) 1990-11-20
EP0394554A3 (en) 1991-06-05
JP2706974B2 (ja) 1998-01-28
DE68922299D1 (de) 1995-05-24

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