DE69816252D1 - Verfahren und Vorrichtung zum Formen von Kunststoffgegenständen - Google Patents

Verfahren und Vorrichtung zum Formen von Kunststoffgegenständen

Info

Publication number
DE69816252D1
DE69816252D1 DE69816252T DE69816252T DE69816252D1 DE 69816252 D1 DE69816252 D1 DE 69816252D1 DE 69816252 T DE69816252 T DE 69816252T DE 69816252 T DE69816252 T DE 69816252T DE 69816252 D1 DE69816252 D1 DE 69816252D1
Authority
DE
Germany
Prior art keywords
mold cavity
feeding unit
engagement
filled
expanding agent
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
DE69816252T
Other languages
English (en)
Other versions
DE69816252T2 (de
Inventor
Michael Koch
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.)
Husky Injection Molding Systems Ltd
Original Assignee
Husky Injection Molding Systems Ltd
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 Husky Injection Molding Systems Ltd filed Critical Husky Injection Molding Systems Ltd
Application granted granted Critical
Publication of DE69816252D1 publication Critical patent/DE69816252D1/de
Publication of DE69816252T2 publication Critical patent/DE69816252T2/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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/388—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length into moving moulds
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/58—Moulds
    • B29C44/586—Moulds with a cavity increasing in size during foaming
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • B29C2043/3615—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices

Landscapes

  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
DE69816252T 1997-12-15 1998-12-14 Verfahren und Vorrichtung zum Formen von Kunststoffgegenständen Expired - Fee Related DE69816252T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US6964097P 1997-12-15 1997-12-15
US69640P 1997-12-15
US203457 1998-12-02
US09/203,457 US6099769A (en) 1997-12-15 1998-12-02 Process for molding plastic articles

Publications (2)

Publication Number Publication Date
DE69816252D1 true DE69816252D1 (de) 2003-08-14
DE69816252T2 DE69816252T2 (de) 2004-05-27

Family

ID=26750274

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69816252T Expired - Fee Related DE69816252T2 (de) 1997-12-15 1998-12-14 Verfahren und Vorrichtung zum Formen von Kunststoffgegenständen

Country Status (6)

Country Link
US (2) US6099769A (de)
EP (1) EP0924042B1 (de)
JP (1) JP3066745B2 (de)
AT (1) ATE244629T1 (de)
AU (1) AU706446B1 (de)
DE (1) DE69816252T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000047390A1 (en) * 1999-02-11 2000-08-17 C.T.E.B. Equipment Pty. Ltd. Improvements in moulded synthetic closure manufacture
ES2290049T3 (es) * 1999-08-30 2008-02-16 Sekisui Chemical Co., Ltd. Metodo de produccion para espuma de resina termoplastica y molde de moldeo para el mismo.
DE10022192A1 (de) * 2000-05-03 2001-11-15 Mannesmann Ag Einrichtung zum Entfernen von Spritzgießteilen
EP1372930A1 (de) * 2001-02-26 2004-01-02 Jes Tougaard Gram Ausstosssystem
DE10319025A1 (de) * 2003-04-28 2004-11-18 Mht Mold & Hotrunner Technology Ag Korkenwerkzeug sowie Verfahren zur Herstellung hierfür
US7559756B2 (en) * 2004-06-30 2009-07-14 Husky Injection Molding Systems, Ltd. Apparatus and method for actuation of injection molding shooting pots
US20080029932A1 (en) * 2006-08-02 2008-02-07 Shape Corporation Molding machine with platen-attached hot runner manifold
DE102007060863B4 (de) 2007-12-18 2014-10-02 Kraussmaffei Technologies Gmbh Verfahren zur Herstellung mehrkomponentiger Kunststoffkorken
US8087925B2 (en) * 2009-03-06 2012-01-03 Tachi-S Co., Ltd. Device for forming headrest
WO2013031209A1 (en) * 2011-09-01 2013-03-07 Canon Kabushiki Kaisha Foam-molding parts manufacturing method, foam-molding part, and foam-mold

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3541645A (en) * 1967-10-30 1970-11-24 Albert Lowell Bunting Automatic rotary plastic molding machine
US3771928A (en) * 1971-06-28 1973-11-13 T Gostyn Apparatus for molding polyurethane articles
US3941539A (en) * 1972-12-05 1976-03-02 Continental Can Company, Inc. Injection blow molding apparatus and method
US3881855A (en) * 1973-01-16 1975-05-06 Francis Farkas Injection blow molding apparatus
DE2929165C2 (de) * 1979-07-19 1981-12-24 Röhm GmbH, 6100 Darmstadt Verfahren zur Herstellung einer Schaumstoffplatte
IT1136543B (it) * 1980-09-04 1986-08-27 Enoplastic Spa Procedimento e mezzi di fabbricazione di tappi di materia plastica per bottiglie a spumante riunenti in se' funzioni di tappo,gabbietta e sigillo,applicabili con processo automatico e particolarmente tappi in un solo pezzo ottenuti con tale procedimento e mezzi e per lattuazione del processo automatico di tappatura,gabbiettatura e sigillatura
FR2496545A1 (fr) * 1980-12-23 1982-06-25 Bouchons Plastiques Moule pour la realisation d'objets en matiere plastique expansee et machine destinee a recevoir un tel moule
US4389358A (en) * 1981-06-22 1983-06-21 Kmmco Structural Foam, Inc. Method and apparatus for making an integral structural cellular and non-cellular plastic or resinous article with a smooth outer surface
CA1174814A (en) * 1982-05-05 1984-09-25 Ladislav Hujik Mold for footwear sole
SE448967B (sv) * 1983-03-10 1987-03-30 Petainer Sa Sett och anordning for tillverkning av termoplastbehallare
DE3516175A1 (de) * 1985-05-06 1986-11-06 Fa. Martin Rudolph, 5620 Velbert Laengenverstellbare blasform
DE3643821A1 (de) * 1986-11-05 1988-05-19 Kloeckner Ferromatik Desma Formenstationen, insbesondere fuer rundtischanlagen, zum anformen von schuhsohlen mit einer laufsohle aus elastomer und einer zwischensohle aus einem zu polyurethan ausreagierendem gemisch aus isocyanat und polyol an schuhschaefte
US4783292A (en) * 1987-06-15 1988-11-08 Rogers Roy K Method of injection molding a foamed plastic article using a relatively light gas as a blowing agent
US5160752A (en) * 1988-12-28 1992-11-03 Sony Corporation Mold for forming a tape cassette reel
GB8903421D0 (en) * 1989-02-15 1989-04-05 Dunlop Ltd Improvements in and relating to moulding techniques
JPH0777739B2 (ja) * 1990-10-05 1995-08-23 住友化学工業株式会社 ポリプロピレン樹脂発泡成形体の成形方法
US5082609A (en) * 1990-10-22 1992-01-21 Bridgestone Australia Ltd. Method of forming a moulded panel
US5246976A (en) * 1991-04-23 1993-09-21 Astro-Valcour, Inc. Apparatus for producing foamed, molded thermoplastic articles and articles produced thereby
IT1247883B (it) * 1991-05-03 1995-01-05 Devi Spa Procedimento e macchina per lo stampaggio di materiale plastico accoppiato
DE4306447C2 (de) * 1992-03-30 1996-11-28 Hecker & Krosch Gmbh & Co Kg Recycling-Verfahren für Polyurethan-Hartschaum
US5403645A (en) * 1993-04-01 1995-04-04 General Motors Corporation Molded-in cloth insert door trim
FR2714631B1 (fr) * 1993-12-30 1996-03-01 Sidel Sa Procédé et installation pour la fabrication de récipients, notamment de bouteilles, en matériau thermoplastique.
US5547621A (en) * 1994-09-30 1996-08-20 Taisei Plas Co., Ltd. Cavity expanding and contracting foam injection molding method
CA2160644C (en) * 1995-10-16 2005-05-24 Jobst Ulrich Gellert Cooled thread split inserts for injection molding preforms

Also Published As

Publication number Publication date
JPH11235736A (ja) 1999-08-31
AU706446B1 (en) 1999-06-17
DE69816252T2 (de) 2004-05-27
US6099769A (en) 2000-08-08
US6290486B1 (en) 2001-09-18
EP0924042A1 (de) 1999-06-23
JP3066745B2 (ja) 2000-07-17
ATE244629T1 (de) 2003-07-15
EP0924042B1 (de) 2003-07-09

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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