DE68925512T2 - Giessverfahren und giessvorrichtung zur verwendung bei einer einspritz-verdichtungsgiessvorrichtung - Google Patents

Giessverfahren und giessvorrichtung zur verwendung bei einer einspritz-verdichtungsgiessvorrichtung

Info

Publication number
DE68925512T2
DE68925512T2 DE68925512T DE68925512T DE68925512T2 DE 68925512 T2 DE68925512 T2 DE 68925512T2 DE 68925512 T DE68925512 T DE 68925512T DE 68925512 T DE68925512 T DE 68925512T DE 68925512 T2 DE68925512 T2 DE 68925512T2
Authority
DE
Germany
Prior art keywords
casting
casting device
injection compression
casting method
injection
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.)
Revoked
Application number
DE68925512T
Other languages
English (en)
Other versions
DE68925512D1 (de
Inventor
Kan-Ichi Sato
Makoto Nogawa
Satoshi Fujimoto
Yosuke Sasaki
Makoto Higuchi
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.)
Komatsu Ltd
Original Assignee
Komatsu 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13421148&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68925512(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Komatsu Ltd filed Critical Komatsu Ltd
Application granted granted Critical
Publication of DE68925512D1 publication Critical patent/DE68925512D1/de
Publication of DE68925512T2 publication Critical patent/DE68925512T2/de
Anticipated expiration legal-status Critical
Revoked 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
    • 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
    • B29C45/20—Injection nozzles
    • B29C45/23—Feed stopping equipment
    • 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
    • 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
    • B29C45/70—Means for plasticising or homogenising the moulding material or forcing it into the mould, combined with mould opening, closing or clamping devices
    • 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
    • B29C45/76—Measuring, controlling or regulating
    • B29C45/77—Measuring, controlling or regulating of velocity or pressure of 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
    • B29C45/46—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
    • B29C2045/5615—Compression stroke, e.g. length thereof
    • B29C2045/562—Velocity profiles of the compression stroke
    • 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
    • B29C2045/5625—Closing of the feed opening before or during compression

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
DE68925512T 1988-03-24 1989-03-24 Giessverfahren und giessvorrichtung zur verwendung bei einer einspritz-verdichtungsgiessvorrichtung Revoked DE68925512T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP63070078A JPH0637070B2 (ja) 1988-03-24 1988-03-24 射出圧縮成形機の成形装置および成形方法
PCT/JP1989/000316 WO1989009125A1 (en) 1988-03-24 1989-03-24 Molding method and molding apparatus by use of injection-compression molding machine

Publications (2)

Publication Number Publication Date
DE68925512D1 DE68925512D1 (de) 1996-03-07
DE68925512T2 true DE68925512T2 (de) 1996-07-18

Family

ID=13421148

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68925512T Revoked DE68925512T2 (de) 1988-03-24 1989-03-24 Giessverfahren und giessvorrichtung zur verwendung bei einer einspritz-verdichtungsgiessvorrichtung

Country Status (7)

Country Link
US (1) US5057255A (de)
EP (1) EP0365684B1 (de)
JP (1) JPH0637070B2 (de)
KR (1) KR950011890B1 (de)
AU (1) AU632473B2 (de)
DE (1) DE68925512T2 (de)
WO (1) WO1989009125A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0397883B1 (de) * 1988-10-27 1995-07-05 Kabushiki Kaisha Komatsu Seisakusho Einspritzverdichtungsgiessvorrichtung und deren verfahren
JPH03254922A (ja) * 1990-03-05 1991-11-13 Komatsu Ltd 射出成形機の射出制御方法
JP2507148B2 (ja) * 1990-03-05 1996-06-12 株式会社小松製作所 射出成形機の樹脂特性検出方法および射出制御方法
JP2918610B2 (ja) * 1990-03-14 1999-07-12 株式会社小松製作所 射出成形機の充填量検出方法
DE4038333A1 (de) * 1990-12-01 1992-06-11 Battenfeld Kunststoffmasch Verfahren zum spritzgiessen von formteilen aus spritzgiessfaehigem kunststoff und vorrichtung zur durchfuehrung des verfahrens
US5470513A (en) * 1991-05-31 1995-11-28 Kabushiki Kaisha Komatsu Seisakusho Controlling screw speed to injection compression molding machine
US5304058A (en) * 1991-06-12 1994-04-19 Automotive Plastic Technologies Injection nozzle
AT220U1 (de) * 1991-11-19 1995-05-26 Engel Maschinenbau Ges M B H E Verfahren und einspritzvorrichtung zur steuerung des einspritzvorganges einer spritzgiessmaschine
JP2792787B2 (ja) * 1992-05-08 1998-09-03 住友重機械プラスチックマシナリー株式会社 射出成形機の成形方法
JP2918211B2 (ja) * 1992-11-04 1999-07-12 河西工業株式会社 モールドプレス成形方法および成形装置
US5385464A (en) * 1993-05-26 1995-01-31 Anderson; David B. Apparatus for automatically dispensing food product such as hard ice cream
JPH06339960A (ja) * 1993-05-31 1994-12-13 Nippon G Ii Plast Kk 射出圧縮成形方法
JP2971333B2 (ja) * 1994-08-05 1999-11-02 ファナック株式会社 電動式射出成形機
US5480606A (en) * 1994-12-07 1996-01-02 Sunbeam Plastics Corporation Method and apparatus for reverse gated compression molding of thermoplastic material
US6001287A (en) * 1995-10-11 1999-12-14 Sumitomo Chemical Company, Limited Method of press-molding thermoplastic resin
JPH09104025A (ja) * 1995-10-11 1997-04-22 Sumitomo Chem Co Ltd 熱可塑性樹脂のプレス成形方法
JP3910803B2 (ja) * 2001-04-02 2007-04-25 東芝機械株式会社 射出成形機における金型保護方法
GB2489754A (en) * 2011-04-08 2012-10-10 Rpc Containers Ltd Injection moulding with delayed mould closure

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1529885A1 (de) * 1964-10-15 1970-02-12 Desma Werke Gmbh Spritzduese fuer Spritzgiessmaschinen
US3436793A (en) * 1966-08-19 1969-04-08 Trueblood Inc Injection molding machine
US3787159A (en) * 1969-08-21 1974-01-22 Eckert & Ziegler Gmbh Apparatus for injection molding with thermosetting resins
CA1059714A (en) * 1974-12-24 1979-08-07 Raymond L. Trueblood Method of injecting plastic material using a plastic injection machine
JPS556054A (en) * 1978-06-30 1980-01-17 Nippon Kokan Kk <Nkk> Intermediate wall assembly method for low-temperature double-shell tank
US4421467A (en) * 1982-03-11 1983-12-20 Hpm Corporation Injection molding machine diagnostic system
FR2545033B1 (fr) * 1983-04-28 1985-08-16 Cibie Projecteurs Procede et dispositif pour la realisation de pieces en matiere plastique, sur presse a injection
JPS6021225A (ja) * 1983-07-15 1985-02-02 Idemitsu Petrochem Co Ltd 射出圧縮成形方法
JPS60110419A (ja) * 1983-11-22 1985-06-15 Idemitsu Petrochem Co Ltd 射出圧縮成形方法
JPS60139420A (ja) * 1983-12-28 1985-07-24 Fanuc Ltd 型開閉速度制御装置
JPS6220010A (ja) * 1985-07-19 1987-01-28 Matsushita Electric Ind Co Ltd 電気カ−ペツト
JPS62199418A (ja) * 1986-02-27 1987-09-03 Toshiba Mach Co Ltd 射出成形機の制御方法
JPS6210815A (ja) * 1986-03-13 1987-01-19 東京電力株式会社 避雷碍子
US4846651A (en) * 1986-03-27 1989-07-11 Kabushiki Kaisha Komatsu Seisakusho Injection molding machine
JPH07115386B2 (ja) * 1986-03-27 1995-12-13 株式会社小松製作所 射出成形機
US4828769A (en) * 1986-05-05 1989-05-09 Galic/Maus Ventures Method for injection molding articles
GB2193681B (en) * 1986-07-30 1989-12-13 Toshiba Machine Co Ltd A method of controlling mold clamping and compression in an injection molding machine
CA1277115C (en) * 1986-11-26 1990-12-04 Cincinnati Milacron Inc. Hydraulic system for a toggle-type plastic injection molding machine capable of precision coining
JPS63249613A (ja) * 1987-04-07 1988-10-17 Komatsu Ltd 射出成形機における射出工程制御方法
JPS63276523A (ja) * 1987-05-08 1988-11-14 Komatsu Ltd 射出成形機の制御方法
US4855095A (en) * 1987-12-30 1989-08-08 Toshiba Kikai Kabushiki Kaisha Method for injection compression molding
JPH01241420A (ja) * 1988-03-24 1989-09-26 Komatsu Ltd 射出圧縮成形機の成形方法およびその成形装置

Also Published As

Publication number Publication date
KR950011890B1 (ko) 1995-10-12
JPH01241417A (ja) 1989-09-26
AU3297689A (en) 1989-10-16
US5057255A (en) 1991-10-15
EP0365684B1 (de) 1996-01-24
DE68925512D1 (de) 1996-03-07
AU632473B2 (en) 1993-01-07
EP0365684A1 (de) 1990-05-02
WO1989009125A1 (en) 1989-10-05
KR900700259A (ko) 1990-08-11
JPH0637070B2 (ja) 1994-05-18
EP0365684A4 (en) 1991-08-28

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation