JPH0365768B2 - - Google Patents

Info

Publication number
JPH0365768B2
JPH0365768B2 JP60239155A JP23915585A JPH0365768B2 JP H0365768 B2 JPH0365768 B2 JP H0365768B2 JP 60239155 A JP60239155 A JP 60239155A JP 23915585 A JP23915585 A JP 23915585A JP H0365768 B2 JPH0365768 B2 JP H0365768B2
Authority
JP
Japan
Prior art keywords
resin
passage
ring member
multilayer parison
extrusion molding
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
JP60239155A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6299115A (ja
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 filed Critical
Priority to JP60239155A priority Critical patent/JPS6299115A/ja
Priority to US06/922,668 priority patent/US4717326A/en
Publication of JPS6299115A publication Critical patent/JPS6299115A/ja
Publication of JPH0365768B2 publication Critical patent/JPH0365768B2/ja
Granted 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
    • B29C48/16—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
    • 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
    • B29C48/337—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location
    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/388—Plasticisers, homogenisers or feeders comprising two or more stages using a screw extruder and a ram or piston
    • 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
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • B29C49/041—Extrusion blow-moulding using an accumulator head

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP60239155A 1985-10-25 1985-10-25 多層パリソンの押出成形装置 Granted JPS6299115A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP60239155A JPS6299115A (ja) 1985-10-25 1985-10-25 多層パリソンの押出成形装置
US06/922,668 US4717326A (en) 1985-10-25 1986-10-24 Extrusion molding equipment for multi-layer parison

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60239155A JPS6299115A (ja) 1985-10-25 1985-10-25 多層パリソンの押出成形装置

Publications (2)

Publication Number Publication Date
JPS6299115A JPS6299115A (ja) 1987-05-08
JPH0365768B2 true JPH0365768B2 (OSRAM) 1991-10-15

Family

ID=17040564

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60239155A Granted JPS6299115A (ja) 1985-10-25 1985-10-25 多層パリソンの押出成形装置

Country Status (2)

Country Link
US (1) US4717326A (OSRAM)
JP (1) JPS6299115A (OSRAM)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0436257Y2 (OSRAM) * 1986-01-29 1992-08-27
DE3620144A1 (de) * 1986-06-14 1987-12-17 Bekum Maschf Gmbh Speicherkopf fuer die herstellung mehrschichtiger co-extrudierter schlaeuche aus kunststoff
DE3635334C3 (de) * 1986-10-17 1997-04-03 Guenter Richter Vorrichtung zur diskontinuierlichen Herstellung mehrschichtiger, coextrudierter, schlauchartiger Vorformlinge aus thermoplastischem Kunststoff für das Blasformen
DE3700237A1 (de) * 1987-01-07 1988-07-21 Bekum Maschf Gmbh Co-extrusionskopf
JPS63260418A (ja) * 1987-04-17 1988-10-27 Mazda Motor Corp 多層パリソンの押出成形装置
US5186875A (en) * 1987-04-17 1993-02-16 Mazda Motor Corporation Method of manufacturing of a novel hollow multi-layer article
FR2626811B1 (fr) * 1988-02-04 1990-08-24 Bertho Patrick Dispositif permettant la variation des masses des articles extrudes
US4802833A (en) * 1988-03-21 1989-02-07 Hoover Universal, Inc. Accumulator head for producing a storage drum with view stripe
JP2584658B2 (ja) * 1988-04-28 1997-02-26 マツダ株式会社 多層ブロー装置
DE3831836A1 (de) * 1988-09-20 1990-03-22 Kautex Maschinenbau Gmbh Verfahren und vorrichtung zum herstellen von hohlkoerpern aus thermoplastischem kunststoff
DE3831837A1 (de) * 1988-09-20 1990-03-22 Kautex Maschinenbau Gmbh Verfahren und vorrichtung zum herstellen von hohlkoerpern aus thermoplastischem kunststoff
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
DE3922883A1 (de) * 1989-07-12 1991-01-24 Kautex Maschinenbau Gmbh Verfahren und vorrichtung zum herstellen von hohlkoerpern aus thermoplastischem kunststoff
US5297946A (en) * 1989-07-21 1994-03-29 The Japan Steel Works, Ltd. Multilayer parison extruder
JPH03275315A (ja) * 1990-03-27 1991-12-06 Japan Steel Works Ltd:The 多層パリソンの押出成形方法及び装置
JP2694063B2 (ja) * 1991-04-15 1997-12-24 株式会社日本製鋼所 多層パリソンの押出制御方法
US5112546A (en) * 1991-05-10 1992-05-12 Comfort Gordon A Method of controlling thickness of thermoplastic extruded profile
US5792486A (en) * 1997-04-03 1998-08-11 Cincinnati Milacron Inc. Retainer for the die pin in an accumulator head
US5840232A (en) * 1997-06-13 1998-11-24 Wilmington Machinery, Inc. Multi-layer parison extrusion system
US6071579A (en) * 1998-02-11 2000-06-06 Furon Laminated air brake tubing
US6066377A (en) * 1998-08-17 2000-05-23 Furon Laminated air brake tubing
DE19959482C2 (de) * 1999-12-10 2002-01-10 Fischer W Mueller Blasformtech Extrusionskopf für das Blasformen von Hohlkörpern aus thermoplastischem Kunststoff
DE10007870C2 (de) * 2000-02-21 2002-07-11 Fischer W Mueller Blasformtech Vorrichtung zum Herstellen von hohlkörperförmigen Artikeln aus thermoplastischem Kunststoff durch Saugblasen
FR2870161B1 (fr) * 2004-05-12 2006-06-30 Air Liquide Procede d'elaboration de reacteurs membranaires catalytiques ceramiques par co-extrusion
CN101166617B (zh) * 2005-04-27 2012-01-04 倍耐力轮胎股份公司 挤压聚合材料的方法及所用的挤压头
EP2616225B1 (en) * 2010-09-16 2019-04-17 Fenwal, Inc. Method and apparatus for producing flexible medical tubing having kink resistant properties
US11279072B2 (en) 2019-03-27 2022-03-22 Omachron Intellectual Property Inc. Extruder with feed block for promoting increased mass transport rate
US11161275B2 (en) 2019-03-27 2021-11-02 Omachron Intellectual Property Inc. Modular extruder
US10870226B2 (en) * 2019-03-27 2020-12-22 Omachron Intellectual Property Inc. Apparatus and methods using multiple extruders

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3321803A (en) * 1966-01-14 1967-05-30 Nat Distillers Chem Corp Extrusion die for easily decomposable materials
DE2345049A1 (de) * 1973-09-06 1975-03-20 Breyer Anton Fa Verfahren und vorrichtung zur herstellung von thermoplastischen mehrschichtwerkstoffen
JPS5237026A (en) * 1975-09-17 1977-03-22 Matsushita Electric Ind Co Ltd Dropout prevention method
US4120633A (en) * 1976-06-09 1978-10-17 Harald Feuerherm Extrusion press head for the extrusion of tubular strands of plastic material
US4185954A (en) * 1977-08-23 1980-01-29 Kabushiki Kaisha Plastic Kogaku Kenkyusho Die for extruding tubes composed of a plurality of layers
US4422838A (en) * 1979-12-27 1983-12-27 Ishikawajima-Harima Jukogyo Kabushiki Kaisha Extrusion head for use in blow molding machine
US4297092A (en) * 1980-06-30 1981-10-27 Midland-Ross Corporation Accumulator head used in the formation of a multi-layer parison
US4302170A (en) * 1980-07-18 1981-11-24 Midland-Ross Corporation Accumulator head having a piston with a self-wiping face
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
US4522775A (en) * 1982-03-04 1985-06-11 American Can Company Apparatus and method for producing multilayered laminates
JPS58220738A (ja) * 1982-06-18 1983-12-22 日産自動車株式会社 ブロ−成形容器
DE3305242A1 (de) * 1983-02-16 1984-08-16 Battenfeld-Fischer Blasformtechnik GmbH, 5204 Lohmar Pinole fuer den dorn eines schlauchkopfes zur herstellung von schlauchabschnitten oder schlaeuchen aus thermoplastischem kunststoff
US4512943A (en) * 1983-05-20 1985-04-23 Cosden Technology, Inc. Extrusion process for producing thermoplastic pipe
JPS60187513A (ja) * 1984-03-07 1985-09-25 Mitsubishi Plastics Ind Ltd 多層プリフォ−ム
US4578025A (en) * 1984-11-21 1986-03-25 Kazuo Ando Die assembly for extruding multilayer parisons

Also Published As

Publication number Publication date
JPS6299115A (ja) 1987-05-08
US4717326A (en) 1988-01-05

Similar Documents

Publication Publication Date Title
JPH0365768B2 (OSRAM)
JPH0580335B2 (OSRAM)
JP4283541B2 (ja) 多層プラスチック品の射出成形
JPH0717027B2 (ja) 多層パリソン成形方法及び装置
KR950010635B1 (ko) 다층파리손의 압출제어방법 및 장치
JPS6266908A (ja) 押出しヘツド
US5186875A (en) Method of manufacturing of a novel hollow multi-layer article
JP2584658B2 (ja) 多層ブロー装置
JP2824665B2 (ja) 熱可塑性合成樹脂中空体の製造方法及び装置
US5133911A (en) Multilayer parison extruder and method
US20030077347A1 (en) Head for coextruding a thermoplastic parison
JP4407796B2 (ja) パリソン成形方法及び装置
JPH0465761B2 (OSRAM)
JP2584657B2 (ja) 多層ブロー装置
JPH03114708A (ja) 多層パリソンの押出成形装置
JP2994512B2 (ja) 多層パリソンの押出成形方法及び装置
JP2688974B2 (ja) 多層パリソンの成形方法
JPS62138227A (ja) 多層ブロ−成形における中間樹脂層の切断方法
JPH085120B2 (ja) 多層パリソンの押出成形装置
JPH069914U (ja) パリソンヘッド
JPH02209206A (ja) 多層パリソン成形方法
JPS63262212A (ja) 多層パリソンの押出成形装置
JPH06254949A (ja) 多層パリソンの押出成形装置
JPH07171879A (ja) 多層ブロー成形用ダイス
JPH02209207A (ja) 多層パリソン成形方法

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees