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DE69317205D1 - Spritzgiessmaschine vom örtlichen Druckbeaufschlagungstyp - Google Patents

Spritzgiessmaschine vom örtlichen Druckbeaufschlagungstyp

Info

Publication number
DE69317205D1
DE69317205D1 DE69317205T DE69317205T DE69317205D1 DE 69317205 D1 DE69317205 D1 DE 69317205D1 DE 69317205 T DE69317205 T DE 69317205T DE 69317205 T DE69317205 T DE 69317205T DE 69317205 D1 DE69317205 D1 DE 69317205D1
Authority
DE
Germany
Prior art keywords
injection molding
molding machine
pressurization type
local pressurization
local
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
DE69317205T
Other languages
English (en)
Other versions
DE69317205T2 (de
Inventor
Nobuo Morikita
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.)
Sumitomo Heavy Industries Ltd
Original Assignee
Sumitomo Heavy Industries 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 Sumitomo Heavy Industries Ltd filed Critical Sumitomo Heavy Industries Ltd
Application granted granted Critical
Publication of DE69317205D1 publication Critical patent/DE69317205D1/de
Publication of DE69317205T2 publication Critical patent/DE69317205T2/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
    • B29C45/46—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
    • 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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/4005—Ejector constructions; Ejector operating mechanisms
    • 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
    • B29C45/572—Exerting after-pressure on the moulding material using movable mould wall or runner 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
    • B29C45/46—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
    • B29C2045/5645—Resilient compression means

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)
DE69317205T 1992-10-07 1993-10-06 Spritzgiessmaschine vom örtlichen Druckbeaufschlagungstyp Expired - Fee Related DE69317205T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4268554A JP2638720B2 (ja) 1992-10-07 1992-10-07 局部加圧式の射出成形機

Publications (2)

Publication Number Publication Date
DE69317205D1 true DE69317205D1 (de) 1998-04-09
DE69317205T2 DE69317205T2 (de) 1998-06-25

Family

ID=17460146

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69317205T Expired - Fee Related DE69317205T2 (de) 1992-10-07 1993-10-06 Spritzgiessmaschine vom örtlichen Druckbeaufschlagungstyp

Country Status (5)

Country Link
US (1) US5472335A (de)
EP (1) EP0596270B1 (de)
JP (1) JP2638720B2 (de)
KR (1) KR0143201B1 (de)
DE (1) DE69317205T2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2912083B2 (ja) * 1992-06-02 1999-06-28 住友重機械プラスチックマシナリー株式会社 局部加圧式の射出成形機
US5599486A (en) * 1992-10-09 1997-02-04 Sumitomo Heavy Industries, Ltd. Method for controlling an ejector and injection molding machine
JP2780909B2 (ja) * 1993-08-04 1998-07-30 住友重機械プラスチックマシナリー株式会社 局部加圧式射出成形機
US5766654A (en) * 1994-02-18 1998-06-16 Groleau; Rodney J. Apparatus for improving knit line strength in polymeric materials
JPH0885285A (ja) * 1994-07-21 1996-04-02 Hitachi Maxell Ltd セキュリティカード用基板の製造方法、およびセキュリティカード用基板
TW283114B (de) * 1994-09-16 1996-08-11 Nissei Zyushi Kogyo Kk
JP3586483B2 (ja) * 1994-10-26 2004-11-10 ファナック株式会社 射出成形機のエジェクト装置
US5851474A (en) * 1995-04-11 1998-12-22 Brunel University Of Uxbridge Injection molding with periodic forces to the material in the mold
US5707577A (en) * 1996-05-20 1998-01-13 Universal Ventures Method and apparatus for restraining plastic material in insulated runner system from contacting mold parts upon separation thereof
JP3006834B2 (ja) * 1996-11-14 2000-02-07 日精樹脂工業株式会社 射出成形機
US6187247B1 (en) 1998-05-13 2001-02-13 Velcro Industries B.V. Injection molding parts with fastener elements
DE19831223C2 (de) * 1998-07-02 2002-01-24 Demag Ergotech Wiehe Gmbh Verfahren zum Auswerfen von Kunststoffteilen aus einer Spritzgießmaschine und Vorrichtung zur Durchführung des Verfahrens
US6206682B1 (en) * 1998-10-05 2001-03-27 Itt Manufacturing Enterprises, Inc. Molding accelerated stripper-ejector system
KR100359408B1 (ko) * 1999-10-29 2002-10-31 주식회사 산청 호흡 자동전환장치
DE19956212C1 (de) * 1999-11-23 2001-04-19 Otto Maenner Heiskanalsysteme Verfahren und Vorrichtung zum Erwärmen eines Kunststoffpfropfens an der Mündung einer offenen Spritzgießdüse
US20020167115A1 (en) * 2000-02-23 2002-11-14 Yoji Tanaka Injection molding method and injection mold assembly
US20040058029A1 (en) * 2002-09-19 2004-03-25 Vargas Manuel G. Golf ball core mold with improved ejector
JP4273401B2 (ja) * 2003-08-06 2009-06-03 住友電装株式会社 射出成形用金型
CN2745241Y (zh) * 2004-09-06 2005-12-07 鸿富锦精密工业（深圳）有限公司 连接器保护装置
US20110123664A1 (en) * 2009-11-25 2011-05-26 Xiaoping Wu Mold Apparatus
KR101158740B1 (ko) 2010-03-02 2012-06-22 유영목 사출 금형
CN102990849A (zh) * 2011-09-14 2013-03-27 鸿富锦精密工业（深圳）有限公司 塑模成型设备及方法
JP5854096B1 (ja) * 2014-07-29 2016-02-09 第一精工株式会社 樹脂封止装置
US9415535B2 (en) * 2014-11-12 2016-08-16 Douglas Christopher Hepler Multistage ejection of an injection molded material
CN105750526B (zh) * 2016-04-19 2018-01-26 中信戴卡股份有限公司 一种自动回位的模具顶出装置及包括其的铸造模具
CN114161666A (zh) * 2021-11-04 2022-03-11 南宁学院 儿童玩具贴片注塑件脱模装置
CN118322501B (zh) * 2024-05-17 2024-09-24 中山市华海精密科技有限公司 一种基于塑料加工用的可降低残次率的注塑装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893644A (en) * 1973-08-06 1975-07-08 Herman J Drazick Ejector accelerator for molding apparatus
DE2614213A1 (de) * 1976-04-02 1977-10-20 Ver Foerderung Inst Kunststoff Verfahren und vorrichtung zum spritzgiessen von dickwandigen grossvolumigen kunststoff-formteilen in formwerkzeugen
DE3232893C1 (de) * 1982-09-04 1983-06-09 Maschinenfabrik Müller-Weingarten AG, 7987 Weingarten Vorrichtung zur Kompensation der Schwindungsporösität beim Druckgiessen
JPH0729347B2 (ja) * 1987-05-20 1995-04-05 宇部興産株式会社 射出成形用金型
JPH04128020A (ja) * 1990-09-19 1992-04-28 Fujitsu Ltd モールド成形方法とその金型
US5405259A (en) * 1991-06-18 1995-04-11 Sumitomo Heavy Industries, Ltd. Injection molding machine using a pulsating pressing force
JP2693879B2 (ja) * 1991-06-18 1997-12-24 住友重機械プラスチックマシナリー株式会社 局部加圧式の射出成形機

Also Published As

Publication number Publication date
DE69317205T2 (de) 1998-06-25
US5472335A (en) 1995-12-05
JP2638720B2 (ja) 1997-08-06
JPH06114899A (ja) 1994-04-26
KR0143201B1 (ko) 1998-07-15
EP0596270A1 (de) 1994-05-11
EP0596270B1 (de) 1998-03-04
KR940008847A (ko) 1994-05-16

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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