DE69319825T2 - Verfahren und Vorrichtung zur Fluidverdichtung eines spritzgegossenen Kunststoffes - Google Patents

Verfahren und Vorrichtung zur Fluidverdichtung eines spritzgegossenen Kunststoffes

Info

Publication number
DE69319825T2
DE69319825T2 DE69319825T DE69319825T DE69319825T2 DE 69319825 T2 DE69319825 T2 DE 69319825T2 DE 69319825 T DE69319825 T DE 69319825T DE 69319825 T DE69319825 T DE 69319825T DE 69319825 T2 DE69319825 T2 DE 69319825T2
Authority
DE
Germany
Prior art keywords
mold
plastic
cavity
pressurized gas
mold portions
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
DE69319825T
Other languages
English (en)
Other versions
DE69319825D1 (de
Inventor
James Watson Hendry
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.)
ICP Systems Inc
Original Assignee
ICP Systems 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25504749&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69319825(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by ICP Systems Inc filed Critical ICP Systems Inc
Publication of DE69319825D1 publication Critical patent/DE69319825D1/de
Application granted granted Critical
Publication of DE69319825T2 publication Critical patent/DE69319825T2/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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/1703—Introducing an auxiliary fluid into the mould
    • B29C45/174—Applying a pressurised fluid to the outer surface of the injected material inside the mould cavity, e.g. for preventing shrinkage marks
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression moulding
    • 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
    • B29C43/56—Compression moulding under special conditions, e.g. vacuum
    • B29C2043/566—Compression moulding under special conditions, e.g. vacuum in a specific gas atmosphere, with or without 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/1703—Introducing an auxiliary fluid into the mould
    • B29C45/174—Applying a pressurised fluid to the outer surface of the injected material inside the mould cavity, e.g. for preventing shrinkage marks
    • B29C2045/1741—Seals preventing pressurized fluid to escape from the mould cavity
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
DE69319825T 1992-10-15 1993-10-15 Verfahren und Vorrichtung zur Fluidverdichtung eines spritzgegossenen Kunststoffes Expired - Fee Related DE69319825T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/961,615 US5344596A (en) 1992-03-23 1992-10-15 Method for fluid compression of injection molded plastic material

Publications (2)

Publication Number Publication Date
DE69319825D1 DE69319825D1 (de) 1998-08-27
DE69319825T2 true DE69319825T2 (de) 1999-03-25

Family

ID=25504749

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69319825T Expired - Fee Related DE69319825T2 (de) 1992-10-15 1993-10-15 Verfahren und Vorrichtung zur Fluidverdichtung eines spritzgegossenen Kunststoffes

Country Status (5)

Country Link
US (1) US5344596A (de)
EP (1) EP0593308B1 (de)
JP (3) JP3340531B2 (de)
AT (1) ATE168617T1 (de)
DE (1) DE69319825T2 (de)

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US5972276A (en) * 1996-10-04 1999-10-26 Asahi Kasei Kogyo Kabushiki Kaisha Method for the injection molding of a resin
US5916599A (en) * 1996-11-14 1999-06-29 Illinois Institute Of Technology Apparatus for generating generally uniform compression in high-viscosity liquids
CN1162265C (zh) * 1997-04-01 2004-08-18 株式会社理光 塑料模塑品的成形方法和成形装置
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DE19743838C2 (de) 1997-10-04 2000-08-24 Battenfeld Gmbh Vorrichtung zum Spritzgießen von Kunststoffgegenständen
JP3614299B2 (ja) * 1998-05-20 2005-01-26 株式会社くろがね工作所 合成樹脂製品のヒケ防止構造
CN1111472C (zh) * 1998-05-26 2003-06-18 Rp东富丽株式会社 合成树脂模制品及其制造方法
US6322865B1 (en) 1998-07-13 2001-11-27 Patent Holding Company Hollow plastic article formed by a gas-assisted injection molding system
GB2343651A (en) * 1998-11-10 2000-05-17 Ford Motor Co Plastics moulding
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US6531087B1 (en) 1999-10-01 2003-03-11 Incoe Corporation Coupled fluid injection with same power source
US6491859B1 (en) 1999-10-01 2002-12-10 Incoe Corporation Coupled fluid injection with simultaneous injection
US6491860B1 (en) 1999-10-01 2002-12-10 Incoe Corporation Coupled fluid injection with flow control
US6485671B1 (en) 1999-10-01 2002-11-26 Incoe Corporation Coupled fluid injection with volume determined by pressure
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US6602460B2 (en) 2000-03-30 2003-08-05 Alliance Systems, Inc. Gas injected compression molding
US6200505B1 (en) * 2000-07-31 2001-03-13 Bayer Corporation Method to improve pour-in place molding technology
JP3445778B2 (ja) * 2000-08-11 2003-09-08 東北ムネカタ株式会社 射出成形方法
DE10047227A1 (de) * 2000-09-23 2002-04-18 Battenfeld Gmbh Verfahren und Vorrichtung zum Abdichten eines Kunststoffspritzgießwerkzeuges
JP4108269B2 (ja) * 2000-12-07 2008-06-25 株式会社リコー 樹脂成形装置及び樹脂成型方法
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JP3887540B2 (ja) * 2001-01-19 2007-02-28 株式会社リコー 円筒形状プラスチック成形品及びその製造方法
US6716387B2 (en) 2001-02-28 2004-04-06 Alliance Systems, Inc. Process for pressure assisted molding of hollow articles
US6830716B2 (en) * 2001-06-06 2004-12-14 Fuji Photo Film Co., Ltd. Method of removing extraneous matter from injection mold
JP4430898B2 (ja) * 2003-07-24 2010-03-10 パナソニック株式会社 隔壁転写用型、プラズマディスプレイパネル、および転写隔壁形成方法
US7393495B2 (en) * 2003-11-25 2008-07-01 Custom-Pak Inc. Methods and apparatuses for the formation of blow molded objects
JP4839728B2 (ja) * 2005-08-25 2011-12-21 宇部興産機械株式会社 熱可塑性樹脂の多層成形方法、及び多層成形装置
JP4800752B2 (ja) * 2005-11-22 2011-10-26 日立マクセル株式会社 熱可塑性樹脂の表面改質方法および成形品
US7935293B2 (en) * 2005-11-30 2011-05-03 Toyoda Gosei Co., Ltd. Injection molding method and injection molding apparatus
JP4801987B2 (ja) * 2005-12-22 2011-10-26 本田技研工業株式会社 成形方法及び成形装置
US8573964B2 (en) * 2006-04-13 2013-11-05 Amcor Limited Liquid or hydraulic blow molding
US20080111281A1 (en) * 2006-11-14 2008-05-15 Autoliv Asp, Inc. Gas assisted injection molding method
JP4579898B2 (ja) * 2006-12-25 2010-11-10 本田技研工業株式会社 成形方法および成形装置
US8017064B2 (en) 2007-12-06 2011-09-13 Amcor Limited Liquid or hydraulic blow molding
CA2719696C (en) 2008-03-26 2013-08-06 Delta Tooling Company Method of manufacture of a foamed core class "a" article
WO2009120838A2 (en) 2008-03-26 2009-10-01 Delta Tooling Company Interchangeable mold tooling
US7846533B2 (en) * 2008-03-26 2010-12-07 Hendrickson Usa, L.L.C. Molded thermoplastic articles
US20100171244A1 (en) * 2009-01-07 2010-07-08 Randy Hire Reaction injection molding
CA2755908C (en) 2009-04-24 2013-05-28 Husky Injection Molding Systems Ltd. A cavity insert for a molding system, the cavity insert having a deformable portion
US8768504B2 (en) 2009-11-03 2014-07-01 Husky Injection Molding Systems Ltd. Method and system for operating an injection molding machine
JP4896214B2 (ja) * 2009-12-25 2012-03-14 株式会社富士精工 射出成形装置
JP5977341B2 (ja) * 2011-06-09 2016-08-24 アムコー リミテッド アイソレータシリンダを利用した液圧パック機械のための補償
EP2768041B1 (de) * 2011-10-11 2016-05-18 Nissan Motor Co., Ltd. Herstellungsverfahren für eine beschichtete sekundärbatterie
US9254617B2 (en) 2011-10-27 2016-02-09 Discma Ag Method and apparatus for forming and filling a container
CN104010792A (zh) 2011-10-27 2014-08-27 阿美科有限责任公司 反向拉伸连接杆和正向填充级控制杆
EP2794230B1 (de) 2011-12-21 2018-05-09 Discma AG Formmaschine aufweisend ein dichtungssystem, sowie darauf bezogenes formverfahren
JP6266532B2 (ja) 2011-12-22 2018-01-24 アムコー リミテッド 容器の壁の厚みにおける温度勾配を制御する方法および装置
GB2519816B (en) * 2013-10-31 2016-05-25 Subsea 7 Ltd Techniques for coating pipes
RU2596748C2 (ru) * 2014-05-12 2016-09-10 Государственное научное учреждение "Институт механики металлополимерных систем имени В.А. Белого Национальной академии наук Беларуси" (ИММС НАН Беларуси) Горячеканальная форма для инжекционного прессования крупногабаритных цилиндрических изделий
US10201094B2 (en) 2014-05-20 2019-02-05 Medtronic, Inc. Systems for encapsulating a hybrid assembly of electronic components and associated methods
JP6557545B2 (ja) * 2015-08-05 2019-08-07 本田技研工業株式会社 プレス成形装置及びプレス成形方法
JP6978351B2 (ja) * 2018-03-12 2021-12-08 クミ化成株式会社 射出成形用金型
CN109878045B (zh) * 2019-01-31 2020-12-29 贵州省材料产业技术研究院 智能调节模具型腔压力恒定与精准控制的控制装置

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Also Published As

Publication number Publication date
JP3545746B2 (ja) 2004-07-21
US5344596A (en) 1994-09-06
ATE168617T1 (de) 1998-08-15
JP2002264181A (ja) 2002-09-18
DE69319825D1 (de) 1998-08-27
EP0593308A1 (de) 1994-04-20
JPH06315947A (ja) 1994-11-15
EP0593308B1 (de) 1998-07-22
JP3544539B2 (ja) 2004-07-21
JP3340531B2 (ja) 2002-11-05
JP2002264182A (ja) 2002-09-18

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee