DE69903134D1 - Spritzgiessverfahren und spritzgiessform - Google Patents

Spritzgiessverfahren und spritzgiessform

Info

Publication number
DE69903134D1
DE69903134D1 DE69903134T DE69903134T DE69903134D1 DE 69903134 D1 DE69903134 D1 DE 69903134D1 DE 69903134 T DE69903134 T DE 69903134T DE 69903134 T DE69903134 T DE 69903134T DE 69903134 D1 DE69903134 D1 DE 69903134D1
Authority
DE
Germany
Prior art keywords
injection
molding process
mold
injection molding
injection mold
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
DE69903134T
Other languages
English (en)
Other versions
DE69903134T2 (de
Inventor
Keiji Shigesada
Seiichi Watanabe
Naoyoshi Chino
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.)
Fujifilm Corp
Original Assignee
Fuji Photo Film Co 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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Application granted granted Critical
Publication of DE69903134D1 publication Critical patent/DE69903134D1/de
Publication of DE69903134T2 publication Critical patent/DE69903134T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B29C45/38—Cutting-off equipment for sprues or ingates
    • 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
    • B29C45/38—Cutting-off equipment for sprues or ingates
    • B29C2045/384—Cutting-off equipment for sprues or ingates cutting the sprue by a plunger movable into the runner channel
    • B29C2045/386—Cutting-off equipment for sprues or ingates cutting the sprue by a plunger movable into the runner channel returning the cutted sprue into the injection nozzle
DE69903134T 1998-02-25 1999-02-08 Spritzgiessverfahren und spritzgiessform Expired - Lifetime DE69903134T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP04373198A JP3934775B2 (ja) 1998-02-25 1998-02-25 射出成形方法および射出成形用金型
PCT/JP1999/000522 WO1999043486A1 (en) 1998-02-25 1999-02-08 Injection molding method and injection mold

Publications (2)

Publication Number Publication Date
DE69903134D1 true DE69903134D1 (de) 2002-10-31
DE69903134T2 DE69903134T2 (de) 2003-01-30

Family

ID=12671935

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69903134T Expired - Lifetime DE69903134T2 (de) 1998-02-25 1999-02-08 Spritzgiessverfahren und spritzgiessform

Country Status (5)

Country Link
US (2) US7147814B1 (de)
EP (1) EP1058613B1 (de)
JP (1) JP3934775B2 (de)
DE (1) DE69903134T2 (de)
WO (1) WO1999043486A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4511902B2 (ja) * 2004-10-19 2010-07-28 バンドー化学株式会社 成形装置および成形方法
JP4963402B2 (ja) * 2006-11-01 2012-06-27 キヤノン株式会社 樹脂成形品の製造方法
JP4372147B2 (ja) * 2006-12-18 2009-11-25 キヤノン株式会社 画像形成システム及び情報処理装置
CN101224624A (zh) * 2007-01-19 2008-07-23 深圳富泰宏精密工业有限公司 模内切料机构及应用该模内切料机构的模具
CN101830058A (zh) * 2009-03-13 2010-09-15 深圳富泰宏精密工业有限公司 切刀
CN101830057A (zh) * 2009-03-13 2010-09-15 深圳富泰宏精密工业有限公司 切刀
CN101954719A (zh) * 2009-07-17 2011-01-26 鸿富锦精密工业（深圳）有限公司 射出成型模具的顶出机构
CN105008104B (zh) * 2013-03-14 2017-05-10 米其林集团总公司 具有插入喷嘴和用于分离偏离比率的材料的废料储集池的浇口设计
JP6949528B2 (ja) * 2017-03-31 2021-10-13 キヤノン株式会社 成形品の製造方法、成形品およびプリンター
US20220063162A1 (en) * 2020-09-02 2022-03-03 National Polymer International Corporation, Inc. (NPIC)a Injection mold with internal separator for molding processes

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US429995A (en) 1890-06-10 Fastening for gates
US2698464A (en) * 1952-07-10 1955-01-04 M And W Company Inc Method of forming gate-free injection molded products
US3647338A (en) * 1969-09-15 1972-03-07 Nippon Columbia Disc record injection molding machine
US3989436A (en) * 1975-12-18 1976-11-02 Rca Corporation Apparatus for producing injection molded and centrally apertured disc records
JPS5829227B2 (ja) 1978-07-20 1983-06-21 第一精工株式会社 リング状の製品の成形方法
US4466934A (en) * 1980-10-31 1984-08-21 Discovision Associates Hot sprue valve assembly for an injection molding machine
JPS58158231A (ja) 1982-03-15 1983-09-20 Matsushita Electric Works Ltd デイスクゲ−トの自動切断方法
US4820149A (en) * 1987-05-28 1989-04-11 Yoshida Industry Co., Ltd. Apparatus for manufacturing an injection-molded product having a partly thin portion
JPH0199821A (ja) 1987-10-13 1989-04-18 Fuji Photo Film Co Ltd リング状薄膜スペーサの製造方法
JPH0675892B2 (ja) 1988-09-01 1994-09-28 株式会社名機製作所 ディスク用成形型
JP2707676B2 (ja) * 1989-01-27 1998-02-04 松下電器産業株式会社 成形金型
US5326240A (en) * 1991-10-12 1994-07-05 Sony Corporation Metal mold device for molding a disc substrate
JPH0729348B2 (ja) * 1992-04-08 1995-04-05 株式会社テクノプラス ディスクの成形方法
JP3108229B2 (ja) * 1992-11-13 2000-11-13 株式会社名機製作所 ディスク成形用射出圧縮金型装置
JP2944359B2 (ja) * 1993-03-23 1999-09-06 株式会社精工技研 基盤射出成形金型
JPH06278177A (ja) 1993-03-29 1994-10-04 Copal Co Ltd 射出圧縮成形方法
TW245680B (de) * 1993-04-12 1995-04-21 Sankyo Kasei Kk
JPH0727821A (ja) 1993-07-14 1995-01-31 Mitsubishi Electric Corp 半導体製品評価装置
US5340303A (en) * 1993-07-20 1994-08-23 Galic Maus Ventures Faster cycling sprue for centerhole - tearout optical disk injection molds
JP2963322B2 (ja) * 1993-11-15 1999-10-18 株式会社名機製作所 ディスク成形品の成形方法
JPH07276437A (ja) 1994-04-11 1995-10-24 Tdk Corp 射出成形装置
JPH0820050A (ja) 1994-07-07 1996-01-23 Sankyo Kasei Co Ltd 射出成形機におけるキャビティーのゲートカット方法並びにゲートカット構造
JP2844052B2 (ja) 1994-11-25 1999-01-06 日精樹脂工業株式会社 加圧または加圧切断部材を内装した射出金型
JP2997395B2 (ja) 1994-12-12 2000-01-11 住友重機械工業株式会社 射出成形用金型
JP3524604B2 (ja) 1994-12-28 2004-05-10 株式会社精工技研 ディスク成形金型
JP2800103B2 (ja) * 1995-04-17 1998-09-21 日精樹脂工業株式会社 ランナーレス金型
EP0739702A1 (de) 1995-04-27 1996-10-30 Eastman Kodak Company Verfahren und Vorrichtung zum Formen von dünnwandigen Teilen
JPH09262880A (ja) * 1996-03-29 1997-10-07 Mitsubishi Materials Corp 高圧射出成形方法およびその方法に用いる高圧射出成形用金型装置
JPH10154359A (ja) * 1996-11-21 1998-06-09 Matsushita Electric Ind Co Ltd 薄肉部品の成形方法およびその装置

Also Published As

Publication number Publication date
JPH11240051A (ja) 1999-09-07
WO1999043486A1 (en) 1999-09-02
EP1058613A1 (de) 2000-12-13
US7147814B1 (en) 2006-12-12
EP1058613B1 (de) 2002-09-25
DE69903134T2 (de) 2003-01-30
JP3934775B2 (ja) 2007-06-20
US20070031533A1 (en) 2007-02-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: FUJIFILM CORP., TOKIO/TOKYO, JP