KR100415961B1 - 중공열가소성수지성형체제조용금형및,그를이용하는중공열가소성수지성형체의제조방법 - Google Patents

중공열가소성수지성형체제조용금형및,그를이용하는중공열가소성수지성형체의제조방법 Download PDF

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Publication number
KR100415961B1
KR100415961B1 KR1019960005509A KR19960005509A KR100415961B1 KR 100415961 B1 KR100415961 B1 KR 100415961B1 KR 1019960005509 A KR1019960005509 A KR 1019960005509A KR 19960005509 A KR19960005509 A KR 19960005509A KR 100415961 B1 KR100415961 B1 KR 100415961B1
Authority
KR
South Korea
Prior art keywords
mold
thermoplastic resin
cavity
gas
gas passage
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
KR1019960005509A
Other languages
English (en)
Korean (ko)
Other versions
KR960033703A (ko
Inventor
마사히또 마쓰모또
오부히로 우스이
Original Assignee
스미또모 가가꾸 고오교오 가부시끼가이샤
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
Priority claimed from JP4417295A external-priority patent/JPH08238642A/ja
Priority claimed from JP6602595A external-priority patent/JPH08258088A/ja
Application filed by 스미또모 가가꾸 고오교오 가부시끼가이샤 filed Critical 스미또모 가가꾸 고오교오 가부시끼가이샤
Publication of KR960033703A publication Critical patent/KR960033703A/ko
Application granted granted Critical
Publication of KR100415961B1 publication Critical patent/KR100415961B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • B29C45/1734—Nozzles therefor
    • B29C45/1736—Nozzles therefor provided with small holes permitting the flow of gas therethrough, e.g. using a porous element of sintered 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
    • 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
    • B29C45/57—Exerting after-pressure on 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
    • 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
    • B29C45/1704—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles
    • B29C45/1705—Introducing an auxiliary fluid into the mould the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles using movable mould parts
    • 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
    • B29C45/1734—Nozzles therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
KR1019960005509A 1995-03-03 1996-03-02 중공열가소성수지성형체제조용금형및,그를이용하는중공열가소성수지성형체의제조방법 Expired - Lifetime KR100415961B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP4417295A JPH08238642A (ja) 1995-03-03 1995-03-03 中空成形体の成形用金型
JP95-44172 1995-03-03
JP6602595A JPH08258088A (ja) 1995-03-24 1995-03-24 中空成形体成形用金型およびこれを用いる中空成形体の製造法
JP95-66025 1995-03-24

Publications (2)

Publication Number Publication Date
KR960033703A KR960033703A (ko) 1996-10-22
KR100415961B1 true KR100415961B1 (ko) 2006-03-24

Family

ID=26384025

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960005509A Expired - Lifetime KR100415961B1 (ko) 1995-03-03 1996-03-02 중공열가소성수지성형체제조용금형및,그를이용하는중공열가소성수지성형체의제조방법

Country Status (5)

Country Link
US (2) US6106260A (https=)
EP (1) EP0729820B1 (https=)
KR (1) KR100415961B1 (https=)
DE (1) DE69625109T2 (https=)
TW (1) TW320601B (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100380802B1 (ko) * 2000-01-13 2003-04-18 임숙자 금형표면의 순간 가열방법 및 그 시스템
US20030141609A1 (en) * 2000-01-13 2003-07-31 Jia Yim Sook Method for momentarily heating the surface of a mold and system thereof
US6770721B1 (en) * 2000-11-02 2004-08-03 Surface Logix, Inc. Polymer gel contact masks and methods and molds for making same
US7182904B2 (en) * 2003-12-23 2007-02-27 Lear Corporation Low pressure laminate gas assist molding
DE502007003920D1 (de) * 2006-12-14 2010-07-08 Sulzer Chemtech Ag Poröses Dosierelement mit Beschichtung
DE102012110852A1 (de) * 2012-11-12 2014-05-15 Schwartz Gmbh Bauelement

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04284213A (ja) * 1991-03-13 1992-10-08 Sekisui Chem Co Ltd ガス注入成形方法
US5178815A (en) * 1990-03-15 1993-01-12 Mitsui Toatsu Chemicals, Inc. Method of forming composite moldings
WO1993014919A1 (en) * 1992-01-30 1993-08-05 Haywood Holdings Limited Apparatus for and method of injection moulding with gas injection

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3612158A (en) * 1968-10-29 1971-10-12 Concast Inc Continuous casting mold having multiple inserts through the casting surface wall
US3734449A (en) * 1970-10-14 1973-05-22 Tokyo Shibaura Electric Co Metal mold for injection molding
GB8706204D0 (en) * 1987-03-16 1987-04-23 Peerless Cinpres Ltd Injection moulding apparatus
JPH0322713A (ja) 1989-06-20 1991-01-31 Fujitsu General Ltd Ｃ／ｎ表示付き受信機
DE3936289C2 (de) * 1989-11-01 1996-01-25 Battenfeld Gmbh Vorrichtung zum Spritzgießen von Hohlräume enthaltenden Gegenständen aus Kunststoff
JPH07106581B2 (ja) * 1990-01-30 1995-11-15 豊田合成株式会社 中空成形品製造用の成形型
JPH0462125A (ja) * 1990-06-27 1992-02-27 Isuzu Motors Ltd 加圧ガス注入成形用金型
JPH0767716B2 (ja) * 1991-01-14 1995-07-26 新日鐵化学株式会社 熱可塑性樹脂成形品の射出成形法及び射出成形用金型
JP2976059B2 (ja) * 1991-02-08 1999-11-10 住友化学工業株式会社 中空成形品の製造方法
JP3164222B2 (ja) 1991-08-12 2001-05-08 株式会社アイジー技術研究所 下り棟キャップ
US5204050A (en) * 1991-10-09 1993-04-20 Loren Norman S Gas assisted injection molding
DE4134637A1 (de) * 1991-10-19 1993-04-22 Bernhardt Achim R Verfahren und vorrichtung fuer die begasung einer in eine hohlkammer eines werkzeugs eingefuellten kunststoffschmelze
US5256047A (en) * 1991-12-03 1993-10-26 Nitrojection Corporation Gas assisted injection molding apparatus utilizing sleeve and pin arrangement
GB9202534D0 (en) * 1992-02-06 1992-03-25 Lucas Ind Plc Improvements in anti-lock hydraulic braking systems for vehicles
US5284429A (en) * 1992-05-07 1994-02-08 Cascade Engineering, Inc. Gas-assisted injection molding apparatus
JPH06161348A (ja) * 1992-09-22 1994-06-07 Sony Corp アミューズメント装置および記録媒体
US5342191A (en) * 1992-10-02 1994-08-30 General Motors Corporation Plastics injection molding device with multipositioning construction for gas assisted molding
WO1994013456A1 (fr) * 1992-12-07 1994-06-23 Sumitomo Chemical Company, Limited Procede de production d'un corps moule creux
JP3337752B2 (ja) * 1993-04-23 2002-10-21 林テレンプ株式会社 スタンピング形成方法
JP3215751B2 (ja) * 1993-05-20 2001-10-09 出光石油化学株式会社 ガス射出成形方法
JP3574174B2 (ja) * 1994-05-02 2004-10-06 旭化成ケミカルズ株式会社 複層成形体の成形方法
JP3300531B2 (ja) * 1994-05-20 2002-07-08 出光石油化学株式会社 射出成形方法およびその金型
US5558824A (en) * 1994-05-23 1996-09-24 General Motors Corporation Gas-assisted plastics injection molding with controlled melt flow and method of controlling melt flow
JPH07314541A (ja) * 1994-05-26 1995-12-05 Sumitomo Chem Co Ltd 表皮材を貼合した中空成形体の製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5178815A (en) * 1990-03-15 1993-01-12 Mitsui Toatsu Chemicals, Inc. Method of forming composite moldings
JPH04284213A (ja) * 1991-03-13 1992-10-08 Sekisui Chem Co Ltd ガス注入成形方法
WO1993014919A1 (en) * 1992-01-30 1993-08-05 Haywood Holdings Limited Apparatus for and method of injection moulding with gas injection

Also Published As

Publication number Publication date
KR960033703A (ko) 1996-10-22
TW320601B (https=) 1997-11-21
EP0729820A1 (en) 1996-09-04
US6506335B1 (en) 2003-01-14
DE69625109D1 (de) 2003-01-16
DE69625109T2 (de) 2003-05-08
EP0729820B1 (en) 2002-12-04
US6106260A (en) 2000-08-22

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