DE69112944T2 - Koextrusionsmaschine und Verfahren zum Verändern des Innenprofils eines rohrförmigen Extrudats. - Google Patents

Koextrusionsmaschine und Verfahren zum Verändern des Innenprofils eines rohrförmigen Extrudats.

Info

Publication number
DE69112944T2
DE69112944T2 DE69112944T DE69112944T DE69112944T2 DE 69112944 T2 DE69112944 T2 DE 69112944T2 DE 69112944 T DE69112944 T DE 69112944T DE 69112944 T DE69112944 T DE 69112944T DE 69112944 T2 DE69112944 T2 DE 69112944T2
Authority
DE
Germany
Prior art keywords
changing
inner profile
tubular extrudate
coextrusion machine
coextrusion
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 - Fee Related
Application number
DE69112944T
Other languages
English (en)
Other versions
DE69112944D1 (de
Inventor
Dale Alva Tompkins
Richard Walter Sicka
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
Publication of DE69112944D1 publication Critical patent/DE69112944D1/de
Application granted granted Critical
Publication of DE69112944T2 publication Critical patent/DE69112944T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
    • 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
    • B29C48/151—Coating hollow articles
    • B29C48/152—Coating hollow articles the inner surfaces thereof
    • B29C48/153—Coating both inner and outer 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
    • B29C48/16—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
    • B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
    • 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
    • B29C48/336—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging one by one down streams in the die
    • B29C48/3366—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging one by one down streams in the die using a die with concentric parts, e.g. rings, cylinders
    • 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
    • B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE69112944T 1990-07-24 1991-07-06 Koextrusionsmaschine und Verfahren zum Verändern des Innenprofils eines rohrförmigen Extrudats. Expired - Fee Related DE69112944T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US558061A US5128084A (en) 1990-07-24 1990-07-24 Coextrusion apparatus and method for varying the inner profile of a tubular extrudate

Publications (2)

Publication Number Publication Date
DE69112944D1 DE69112944D1 (de) 1995-10-19
DE69112944T2 true DE69112944T2 (de) 1996-02-08

Family

ID=24228041

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69112944T Expired - Fee Related DE69112944T2 (de) 1990-07-24 1991-07-06 Koextrusionsmaschine und Verfahren zum Verändern des Innenprofils eines rohrförmigen Extrudats.

Country Status (5)

Country Link
US (1) US5128084A (de)
EP (1) EP0468261B1 (de)
JP (1) JP2530396B2 (de)
DE (1) DE69112944T2 (de)
ES (1) ES2076422T3 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2151958C (en) * 1992-12-18 2003-10-07 Timothy H. Ploog Extrusion die with changeable face plate
US5292472A (en) * 1992-12-18 1994-03-08 Bridgestone Corporation Coextrusion apparatus and method with rotating cord guidance
IT1290520B1 (it) * 1997-04-03 1998-12-04 Pirelli Metodo ed apparato di estrusione per realizzare fasce battistrada per pneumatici di veicoli
US5776519A (en) * 1997-06-06 1998-07-07 Graham Engineering Corporation Parison extrusion head with quick change die ring clamp assembly
DE10007870C2 (de) * 2000-02-21 2002-07-11 Fischer W Mueller Blasformtech Vorrichtung zum Herstellen von hohlkörperförmigen Artikeln aus thermoplastischem Kunststoff durch Saugblasen
FI111057B (fi) * 2000-05-29 2003-05-30 Conenor Oy Ekstruusiomenetelmä ja ekstruusiolaite
US7738993B2 (en) * 2003-10-10 2010-06-15 Boston Scientific Scimed, Inc. Extrusion of articles
PL1720770T3 (pl) * 2004-03-01 2011-02-28 Aisapack Holding Sa Struktura wielowarstwowa i sposób jej wytwarzania
US20070190201A1 (en) * 2006-02-13 2007-08-16 Irwin Jere E Extruder die assembly, extruder, and method
DE102007025507A1 (de) * 2007-06-01 2008-12-04 Vmi - Az Extrusion Gmbh Ringextruder
WO2011094677A2 (en) * 2010-02-01 2011-08-04 Green Mountain Coffee Roasters, Inc. Method and apparatus for cartridge-based carbonation of beverages
US10232551B2 (en) 2016-04-15 2019-03-19 Cc3D Llc Head and system for continuously manufacturing composite hollow structure
US10105910B2 (en) 2016-04-15 2018-10-23 Cc3D Llc Method for continuously manufacturing composite hollow structure
WO2017180826A1 (en) * 2016-04-15 2017-10-19 Cc3D Llc Head and system for continuously manufacturing composite hollow structure
CA3020925A1 (en) * 2016-04-15 2017-10-19 Cc3D Llc Head and system for continuously manufacturing composite hollow structure
CN113858589B (zh) * 2021-10-27 2023-11-03 山东卓越管业有限公司 一种超大管径管材加工用的真空定型箱

Family Cites Families (33)

* Cited by examiner, † Cited by third party
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US2501690A (en) * 1947-12-09 1950-03-28 Carter Products Corp Method and apparatus for making multiple layer plastic conduits
US2736921A (en) * 1953-06-24 1956-03-06 Us Rubber Co Method and apparatus for forming self-sealing inner tube
US3078507A (en) * 1958-11-19 1963-02-26 Brockway Glass Co Inc Method and apparatus for making plastic articles
DE1207606B (de) * 1961-08-03 1965-12-23 Rastatter Kunststoffwerk G M B Vorrichtung zum Auspressen eines Schlauches unterschiedlicher Wandstaerke aus thermoplastischen Kunststoffen
US3944641A (en) * 1961-10-02 1976-03-16 Lemelson Jerome H Process of forming an irregular surface on the inside of a tube or pipe
US3587281A (en) * 1961-10-02 1971-06-28 Jerome H Lemelson Extrusion die apparatus
US3281896A (en) * 1963-09-12 1966-11-01 Dow Chemical Co Parison extrusion die
US3453690A (en) * 1967-05-26 1969-07-08 Midland Ross Corp Variable area extruder die-head
GB1370281A (en) * 1971-09-02 1974-10-16 Creators Ltd Flexible plastics hoses
GB1456198A (en) * 1972-11-29 1976-11-17 Ici Ltd Reinforced containers
DE2510127C2 (de) * 1975-03-06 1983-09-22 Battenfeld Maschinenfabriken Gmbh, 5882 Meinerzhagen Strangpreßkopf zum Herstellen eines aus zwei konzentrischen, mit ihren Fließnähten versetzt zueinander angeordneten Schichten bestehenden Verbundschlauches aus thermoplastischem Kunststoff
US4029458A (en) * 1975-06-24 1977-06-14 The B.F. Goodrich Company Extrusion die
US4047868A (en) * 1975-08-12 1977-09-13 Toppan Printing Co., Ltd. Multilayer parison extrusion molding machine for blow molding
DE2652342A1 (de) * 1975-11-18 1977-05-26 Raychem Aps Verfahren und vorrichtung zur herstellung von gegenstaenden mit mehrschichtigen waenden sowie die erhaltenen gegenstaende
US4149839A (en) * 1975-12-30 1979-04-17 Ishikawajima-Harima Jukogyo Kabushiki Kaisha Blow molding apparatus
DE2654001C2 (de) * 1976-11-27 1986-02-06 Harald 5210 Troisdorf Feuerherm Vorrichtung zum Herstellen von aus thermoplastischem Kunstoff bestehenden Hohlkörpern
US4171195A (en) * 1977-11-17 1979-10-16 Scientific Process & Research, Inc. Cross-head die with volumetric flow compensation means
US4249875A (en) * 1978-09-15 1981-02-10 Cosden Technology, Inc. Co-extrusion apparatus and method for producing multiple-layered thermoplastic pipe
CH640457A5 (de) * 1979-05-28 1984-01-13 Schiesser Ag Verfahren und vorrichtung zur bildung der inneren wandteile von fahrzeugreifen.
DE3043204A1 (de) * 1980-11-15 1982-07-01 Mauser-Werke GmbH, 5040 Brühl Austrittsduese
FR2503627A1 (fr) * 1981-04-09 1982-10-15 Raffinage Cie Francaise Tete pour l'extrusion d'une paraison tubulaire a au moins une couche de matiere
US4465449A (en) * 1982-12-06 1984-08-14 Borg-Warner Chemicals, Inc. Coextrusion feedblock for making lightweight, rigid thermoplastic pipe
DE3301248A1 (de) * 1983-01-15 1984-07-19 Mauser-Werke GmbH, 5040 Brühl Strangpresskopf
US4507071A (en) * 1983-05-12 1985-03-26 Cosden Technology, Inc. Coextrusion apparatus for producing multiple layered thermoplastic pipe
DE3414444A1 (de) * 1984-04-17 1985-10-17 Continental Gummi-Werke Ag, 3000 Hannover Strangpresse
US4578025A (en) * 1984-11-21 1986-03-25 Kazuo Ando Die assembly for extruding multilayer parisons
US4657718A (en) * 1985-02-22 1987-04-14 The Firestone Tire & Rubber Company Coextrusion method
US4578024A (en) * 1985-02-22 1986-03-25 The Firestone Tire & Rubber Company Coextrusion apparatus
US4776909A (en) * 1986-07-28 1988-10-11 The Firestone Tire & Rubber Company Method for making coextruded seamless tubular tire bodies for use in pneumatic tires
CA1303315C (en) * 1988-09-16 1992-06-16 Manfred A.A. Lupke Apparatus for producing pipe with annular ribs
AU4283489A (en) * 1988-11-23 1990-05-31 American National Can Company Apparatus for extrusion blow molding equipment, blow molding articles, parisons and containers made therefrom and methods for forming the same
US4946364A (en) * 1989-05-31 1990-08-07 Rcm, Ltd., Rubber Consulting & Machinery Apparatus for manufacturing reinforced polymeric tubing
US5062782A (en) * 1990-07-24 1991-11-05 Bridgestone/Firestone, Inc. Coextrusion apparatus for varying the inner and/or outer profile of a tubular extrudate

Also Published As

Publication number Publication date
EP0468261A3 (en) 1992-04-29
JPH06320597A (ja) 1994-11-22
JP2530396B2 (ja) 1996-09-04
EP0468261B1 (de) 1995-09-13
DE69112944D1 (de) 1995-10-19
EP0468261A2 (de) 1992-01-29
US5128084A (en) 1992-07-07
ES2076422T3 (es) 1995-11-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee