ES2047597T3 - Cabezal de extrusion para producir material laminar reforzado internamente con cordones relativamente compactos. - Google Patents

Cabezal de extrusion para producir material laminar reforzado internamente con cordones relativamente compactos.

Info

Publication number
ES2047597T3
ES2047597T3 ES89107253T ES89107253T ES2047597T3 ES 2047597 T3 ES2047597 T3 ES 2047597T3 ES 89107253 T ES89107253 T ES 89107253T ES 89107253 T ES89107253 T ES 89107253T ES 2047597 T3 ES2047597 T3 ES 2047597T3
Authority
ES
Spain
Prior art keywords
die
extrusion head
cord
internally reinforced
channel
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
ES89107253T
Other languages
English (en)
Inventor
Diego Minaudo
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 Firestone Inc
Original Assignee
Bridgestone Firestone Inc
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 Firestone Inc filed Critical Bridgestone Firestone Inc
Application granted granted Critical
Publication of ES2047597T3 publication Critical patent/ES2047597T3/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)
    • B29D30/38—Textile inserts, e.g. cord or canvas layers, for tyres; Treatment of inserts prior to building the tyre
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/156—Coating two or more articles simultaneously
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/154—Coating solid articles, i.e. non-hollow articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • B29C48/705—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows in the die zone, e.g. to create flow homogeneity
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/818—Belt

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Textile Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

CABEZA DE EXTRUSION (1) PARA PRODUCIR MATERIAL LAMINAR (2), PARTICULARMENTE MATERIAL ELASTOMERICO, REFORZADO INTERNAMENTE CON CORDONES COMPACTOS METALICOS O TEXTILES (3), EN LA CUAL UN ADAPTADOR DE TROQUEL (8) ALOJA UN MANDRIL (23) ALINEADO CON UN TROQUEL DE SALIDA (16) PARA EL MATERIAL LAMINAR EXTRUIDO (2) Y QUE TIENE UNA RANURA AXIAL (31) PARA ALIMENTAR LOS CORDONES DE REFUERZO (3) AL TROQUEL (16); EL MANDRIL (23) MENCIONADO TIENE, EN SU EXTREMO FRONTAL FRENTE AL TROQUEL (8) UNA INSERCION (32) QUE DEFINE, JUNTO CON EL ADAPTADOR DE TROQUEL (8), UN CANAL SUPERIOR (34) Y UN CANAL INFERIOR (35) PARA SUMINISTRAR MATERIAL PLASTICO; LA INSERCION (32) CONSTA DE UN ELEMENTO SUPERIOR (40) Y UN ELEMENTO INFERIOR (41) CUYOS EXTREMOS FRONTALES ESTAN DISPUESTOS EN CONTACTO PARA DEFINIR UN ELEMENTO DE GUIA DE SALIDA DEL CORDON (56) Y LOS EXTREMOS POSTERIORES DE LA MISMA ESTAN SUJETOS JUNTOS CON LA INTERPOSICION DE UN ELEMENTO INTERMEDIO (47), PARA DEFINIR DOS ELEMENTOS DE GUIA DE ENTRADA DEL CORDON (61,62) QUE CONVERGEN DENTRO DEL ELEMENTO DE GUIA DE SALIDA, CON UNA DENSIDAD DEL CORDON IGUAL A LA MITAD DE LA DEL ELEMENTO DE GUIA DE SALIDA (56), Y DESPLAZADOS ENTRE SI LA MITAD DEL ESPACIADO DEL CORDON.
ES89107253T 1988-04-27 1989-04-21 Cabezal de extrusion para producir material laminar reforzado internamente con cordones relativamente compactos. Expired - Lifetime ES2047597T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67386/88A IT1219242B (it) 1988-04-27 1988-04-27 Testa di estrusione per materiale in foglio internamente armato con elementi in filo di rinforzo distribuiti con passo relativamente ridotto

Publications (1)

Publication Number Publication Date
ES2047597T3 true ES2047597T3 (es) 1994-03-01

Family

ID=11301963

Family Applications (1)

Application Number Title Priority Date Filing Date
ES89107253T Expired - Lifetime ES2047597T3 (es) 1988-04-27 1989-04-21 Cabezal de extrusion para producir material laminar reforzado internamente con cordones relativamente compactos.

Country Status (9)

Country Link
US (1) US4948354A (es)
EP (1) EP0339510B1 (es)
AR (1) AR241765A1 (es)
BR (1) BR8901972A (es)
CA (1) CA1319800C (es)
DE (1) DE68911980T2 (es)
ES (1) ES2047597T3 (es)
IT (1) IT1219242B (es)
MX (1) MX169857B (es)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1245462B (it) 1991-03-15 1994-09-20 Firestone Int Dev Spa Testa di estrusione per la realizzazione di fasce armate per pneumatici di veicoli stradali
IT1245461B (it) * 1991-03-15 1994-09-20 Firestone Int Dev Spa Dispositivo di estrusione per la realizzazione di fasce armate per pneumatici di veicoli stradali
US5407616A (en) * 1991-12-19 1995-04-18 E. I. Du Pont De Nemours And Company Method for making cylindrical preforms
US6086806A (en) * 1996-04-05 2000-07-11 Ronald H. Ball Method of splicing thermoplastic articles
US6237740B1 (en) 1998-06-30 2001-05-29 Ronald H. Ball Composite handrail construction
US7056110B2 (en) * 2001-10-08 2006-06-06 Bridgestone/Firestone North American Tire, Llc Apparatus for making reinforcement ply material
US9981415B2 (en) 2007-09-10 2018-05-29 Ehc Canada, Inc. Method and apparatus for extrusion of thermoplastic handrail
RU2520842C2 (ru) * 2007-09-10 2014-06-27 ИЭйчСи Канада, Инк. Поручень (варианты)
WO2009033270A1 (en) 2007-09-10 2009-03-19 Ehc Canada, Inc. Method and apparatus for extrusion of thermoplastic handrail
EP2200803B1 (en) * 2007-09-10 2018-10-24 EHC Canada, Inc. Method and apparatus for pretreatment of a slider layer for extruded composite handrails
NL2012075C2 (en) * 2014-01-10 2015-07-13 Vmi Holland Bv Extruder tooling.
US9770859B2 (en) 2014-12-18 2017-09-26 The Goodyear Tire & Rubber Company Apparatus for producing laminated fabric ply strips
CA2984255C (en) 2015-05-07 2023-02-14 Ehc Canada, Inc. Compact composite handrails with enhanced mechanical properties
ES2894684T3 (es) 2015-06-19 2022-02-15 Ehc Canada Inc Método y aparato para la extrusión de pasamanos termoplástico
US10518457B2 (en) * 2016-05-23 2019-12-31 The Goodyear Tire & Rubber Company Crosshead die
NL2016826B1 (en) * 2016-05-25 2017-12-12 Vmi Holland Bv Extruder head for extruding cord-reinforced extrudate
US20180169925A1 (en) * 2016-12-20 2018-06-21 The Goodyear Tire & Rubber Company Apparatus for producing laminated fabric ply strips

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1603812A (en) * 1924-01-30 1926-10-19 Stein Jacob Method for making striped rubber sheeting
GB279383A (en) * 1926-10-20 1928-12-03 Sterling William Alderfer Improvements in or relating to methods of and apparatus for making tire beads
US1727090A (en) * 1926-10-20 1929-09-03 Nat Standard Co Apparatus for the manufacture of tire beads
US2061749A (en) * 1933-10-11 1936-11-24 American Anode Inc Rubber thread and method for making the same
US3403422A (en) * 1964-07-02 1968-10-01 Japan Exlan Co Ltd Apparatus for spinning multicomponent fibers
GB1199724A (en) * 1966-10-05 1970-07-22 Ole-Bendt Rasmussen Extruded Sheet-Like Polymer Material
US3567545A (en) * 1967-09-26 1971-03-02 Bobkowicz E Method of forming fibertapes using rotating mating pressure rolls
FR2463488A1 (fr) * 1979-08-06 1981-02-20 Habia Sa Procede et tete d'extrusion de matiere isolante pour cables electriques isoles plats a multiconducteurs ainsi que les cables ainsi obtenus
US4274821A (en) * 1980-02-28 1981-06-23 The Steelastic Company Die for extruding reinforced fabric
US4563140A (en) * 1983-11-14 1986-01-07 Armstrong Rubber Company Apparatus for coating aligned cords

Also Published As

Publication number Publication date
DE68911980T2 (de) 1994-04-28
BR8901972A (pt) 1989-12-05
EP0339510A2 (en) 1989-11-02
MX169857B (es) 1993-07-28
EP0339510B1 (en) 1994-01-05
IT8867386A0 (it) 1988-04-27
CA1319800C (en) 1993-07-06
US4948354A (en) 1990-08-14
AR241765A1 (es) 1992-12-30
EP0339510A3 (en) 1990-12-27
IT1219242B (it) 1990-05-03
DE68911980D1 (de) 1994-02-17

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