DE69607048D1 - Extrusionsvorrichtung und Verfahren mit Druckausgleich - Google Patents

Extrusionsvorrichtung und Verfahren mit Druckausgleich

Info

Publication number
DE69607048D1
DE69607048D1 DE69607048T DE69607048T DE69607048D1 DE 69607048 D1 DE69607048 D1 DE 69607048D1 DE 69607048 T DE69607048 T DE 69607048T DE 69607048 T DE69607048 T DE 69607048T DE 69607048 D1 DE69607048 D1 DE 69607048D1
Authority
DE
Germany
Prior art keywords
pressure equalization
extrusion device
equalization
extrusion
pressure
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
DE69607048T
Other languages
English (en)
Other versions
DE69607048T2 (de
Inventor
D Miley
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 DE69607048D1 publication Critical patent/DE69607048D1/de
Application granted granted Critical
Publication of DE69607048T2 publication Critical patent/DE69607048T2/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
    • B29C48/25—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
    • B29C48/69—Filters or screens for the moulding material
    • 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
    • B29C48/03—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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/307—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92019—Pressure
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/92409—Die; Nozzle zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92514—Pressure
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92952—Drive section, e.g. gearbox, motor or drive fluids
    • 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
    • B29C48/69—Filters or screens for the moulding material
    • B29C48/693—Substantially flat filters mounted at the end of an extruder screw perpendicular to the feed axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2030/00—Pneumatic or solid tyres or parts thereof
    • B29L2030/002—Treads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Tyre Moulding (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
DE69607048T 1995-01-31 1996-01-17 Extrusionsvorrichtung und Verfahren mit Druckausgleich Expired - Fee Related DE69607048T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/382,225 US5527499A (en) 1995-01-31 1995-01-31 Extrusion apparatus and method with pressure equalization

Publications (2)

Publication Number Publication Date
DE69607048D1 true DE69607048D1 (de) 2000-04-20
DE69607048T2 DE69607048T2 (de) 2000-07-13

Family

ID=23508031

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69607048T Expired - Fee Related DE69607048T2 (de) 1995-01-31 1996-01-17 Extrusionsvorrichtung und Verfahren mit Druckausgleich

Country Status (10)

Country Link
US (1) US5527499A (de)
EP (1) EP0724945B1 (de)
JP (1) JP3630488B2 (de)
AR (1) AR001075A1 (de)
AU (1) AU692335B2 (de)
BR (1) BR9600261A (de)
CA (1) CA2168273C (de)
DE (1) DE69607048T2 (de)
ES (1) ES2143098T3 (de)
NZ (1) NZ280907A (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1301946B1 (it) * 1998-07-28 2000-07-20 Previero Sas Gruppo di filtrazione per materiale plastico fuso con elementifiltranti sostituibili senza arresto del flusso di materiale.
JP3834199B2 (ja) * 2000-11-22 2006-10-18 住友ゴム工業株式会社 ゴム成形方法およびゴム成形装置
JP4726341B2 (ja) * 2001-07-03 2011-07-20 株式会社ブリヂストン インシュレーションヘッド
WO2004022322A1 (en) * 2002-05-31 2004-03-18 Pirelli Pneumatici S.P.A. A method and apparatus for manufacturing elastomeric components of a tyre for vehicle wheels
US7052568B2 (en) * 2002-10-28 2006-05-30 Bridgestone Firestone North American Tire, Llc Tire retreading method
CA2504998A1 (en) * 2002-11-05 2004-05-21 James Hardie International Finance B.V. Method and apparatus for producing calcium silicate hydrate
EP1440783B1 (de) * 2003-01-25 2007-04-18 Motech GmbH Technology & Systems Verfahren zur Herstellung eines Verpackungsbandes
US20060076703A1 (en) * 2004-10-13 2006-04-13 Looman Ernest W Jr Double flow channel for an extruder head
EP1817157B1 (de) * 2004-10-27 2013-10-02 Pirelli Tyre S.p.A. Verfahren und vorrichtung zur herstellung eines reifens für fahrzeugräder
WO2006061860A1 (en) * 2004-12-07 2006-06-15 Pirelli Pneumatici S.P.A. Method and apparatus for manufacturing layered articles made of elastomeric material
US7393198B2 (en) * 2006-07-28 2008-07-01 Husky Injection Molding Systems Ltd. Molding-system viscous-drag sensor
ATE502753T1 (de) * 2007-05-31 2011-04-15 Michelin Soc Tech Vorrichtung und methode zur ummantelung eines strangs
DE102008016341A1 (de) * 2008-03-28 2009-10-01 Troester Gmbh & Co. Kg Vorrichtung zur Herstellung eines ein- oder mehrschichtigen Aufbaus aus thermoplastischen Werkstoffen
JP5188401B2 (ja) * 2009-01-08 2013-04-24 株式会社ブリヂストン タイヤ成形装置及びタイヤ製造方法
DE102009048980A1 (de) * 2009-10-09 2011-04-14 Troester Gmbh & Co. Kg Spritzkopf sowie eine mit einem solchen Spritzkopf ausgestattete Extrusionsvorrichtung
US9227372B2 (en) * 2011-12-19 2016-01-05 The Goodyear Tire & Rubber Company Conicity correction for rubber component extrusion
DE102014117068B4 (de) 2014-11-21 2020-04-23 KraussMaffei Extrusion GmbH Mehrfach-Strangpresskopf sowie Laufprofil-Herstellvorrichtung zum Herstellen von Laufprofilen von Fahrzeugreifen
DE102016121262B3 (de) * 2016-11-07 2018-02-22 Troester Gmbh & Co. Kg Extrusionsvorrichtung
DE102018108964A1 (de) * 2018-04-16 2019-10-17 Kraussmaffei Berstorff Gmbh Extrusionsvorrichtung mit wenigstens einer Lochplatte

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2566854A (en) * 1949-01-26 1951-09-04 Us Rubber Co Extrusion control
DE1199488B (de) * 1960-04-01 1965-08-26 Pegulan Werke Ag Zweiteiliger Spritzkopf zum Aufbringen von Deckschichten beim Herstellen von Kunststoff-Foerderbaendern od. dgl.
US3863001A (en) * 1972-10-05 1975-01-28 Jr Mario F Thumudo Extrusion method for equalizing frictional material drag
US4075265A (en) * 1975-07-18 1978-02-21 Monsanto Research Corporation Process for making instant shaped foams
JPS53129731U (de) * 1977-03-23 1978-10-14
US4097566A (en) * 1977-06-01 1978-06-27 Nucleonics Data Systems Extrusion line control system
FR2497145A1 (fr) * 1980-12-29 1982-07-02 Pirelli Treficable Procede et appareillage pour l'extrusion en continu de produits filtres au travers de filtres fins
US4416605A (en) * 1981-05-07 1983-11-22 Kabushiki Kaisha Kobe Seiko Sho Screen/diverter changing mechanism for extruders
DE3315184C1 (de) * 1983-04-27 1984-06-28 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Verfahren und Strangpresseinrichtung zum UEberwachen der Herstellung von Profilen aus einer oder mehreren Kautschuk- oder Kunststoffmischungen
JPS6027515A (ja) * 1983-07-27 1985-02-12 Toshiba Mach Co Ltd 押出機の多層ｔダイの樹脂切換弁
GB2166568B (en) * 1984-09-22 1987-12-31 Berstorff Gmbh Masch Hermann A method and apparatus for monitoring deviations in the dimensions of a continuously extruded profile strip
DE3434904C1 (de) * 1984-09-22 1985-10-17 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Verfahren und Anlage zum UEberwachen der Abmessungen eines aus einer oder mehreren Mischungen bestehenden,kontinuierlich extrudierten Profilbandes aus Kautschuk oder thermoplastischem Kunststoff
JPS61118224A (ja) * 1984-11-15 1986-06-05 Teito Rubber Seizo Kk 異形成形品同時多数押出装置
DE3526050C2 (de) * 1985-07-20 1994-11-17 Krupp Ag Hoesch Krupp Verfahren zum Betreiben eines Extruders
DE3534770C1 (de) * 1985-09-30 1986-11-13 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Verfahren und Anordnung zum materialverlustarmen Anfahren einer Mehrfachstrangpresse zum Herstellen von aus verschiedenen Kautschuk- oder Kunststoffmischungen bestehendenProfilstraengen,beispielsweise fuer Lauf- oder Seitenstreifen von Fahrzeugreifen
DE3535269C1 (de) * 1985-10-03 1986-12-18 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Abdichteinrichtung fuer eine Siebwechselvorrichtung
SE452129B (sv) * 1986-03-07 1987-11-16 Bo Nilsson Forfarande for styrning av bearbetning och utmatning av plastmassa vid strengsprutning
DE3613071A1 (de) * 1986-04-18 1987-10-22 Nisith Ranjan Ghose Extrusionskopf
US4832882A (en) * 1986-11-06 1989-05-23 Synthetics International Corp. Method of removing impurities from a material
JPH0692111B2 (ja) * 1988-10-31 1994-11-16 株式会社日本製鋼所 多層パリソン成形装置
US4892473A (en) * 1988-12-22 1990-01-09 Bridgestone/Firestone, Inc. Head for extrusion of elastomeric contour innerliner
US5128077A (en) * 1991-02-12 1992-07-07 General Tire, Inc. Method for producing multicomponent extrusions having controlled component contributions
US5147195A (en) * 1991-06-13 1992-09-15 The Cloeren Company Extrusion apparatus with adjustable flow-restricting member
JP2597705Y2 (ja) * 1992-07-13 1999-07-12 石川島播磨重工業株式会社 パリソンヘッド
JPH06320596A (ja) * 1992-11-13 1994-11-22 Tousei Yoki Kk 不規則模様を有する合成樹脂管の製造装置

Also Published As

Publication number Publication date
CA2168273C (en) 2006-05-16
CA2168273A1 (en) 1996-08-01
JPH08238660A (ja) 1996-09-17
NZ280907A (en) 1998-08-26
BR9600261A (pt) 1997-12-23
EP0724945B1 (de) 2000-03-15
AU4201696A (en) 1996-08-08
US5527499A (en) 1996-06-18
JP3630488B2 (ja) 2005-03-16
AR001075A1 (es) 1997-09-24
AU692335B2 (en) 1998-06-04
ES2143098T3 (es) 2000-05-01
EP0724945A1 (de) 1996-08-07
DE69607048T2 (de) 2000-07-13

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