ATE71575T1 - Formvorrichtung und verfahren zum herstellen von platten mit mittelloch. - Google Patents

Formvorrichtung und verfahren zum herstellen von platten mit mittelloch.

Info

Publication number
ATE71575T1
ATE71575T1 AT86118132T AT86118132T ATE71575T1 AT E71575 T1 ATE71575 T1 AT E71575T1 AT 86118132 T AT86118132 T AT 86118132T AT 86118132 T AT86118132 T AT 86118132T AT E71575 T1 ATE71575 T1 AT E71575T1
Authority
AT
Austria
Prior art keywords
forming device
center hole
making plates
punch
injection molding
Prior art date
Application number
AT86118132T
Other languages
English (en)
Inventor
Ikuo Asai
Original Assignee
Meiki Seisakusho Kk
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 JP4053886A external-priority patent/JPS62198422A/ja
Priority claimed from JP61070067A external-priority patent/JPS63114609A/ja
Application filed by Meiki Seisakusho Kk filed Critical Meiki Seisakusho Kk
Application granted granted Critical
Publication of ATE71575T1 publication Critical patent/ATE71575T1/de

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/263Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D17/00Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/81Sound record

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Manufacturing Optical Record Carriers (AREA)
AT86118132T 1986-02-26 1986-12-30 Formvorrichtung und verfahren zum herstellen von platten mit mittelloch. ATE71575T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP4053886A JPS62198422A (ja) 1986-02-26 1986-02-26 デイスクの射出成形装置
JP61070067A JPS63114609A (ja) 1986-03-28 1986-03-28 デイスクの射出成形装置とデイスクの射出成形方法
EP86118132A EP0247244B1 (de) 1986-02-26 1986-12-30 Formvorrichtung und Verfahren zum Herstellen von Platten mit Mittelloch

Publications (1)

Publication Number Publication Date
ATE71575T1 true ATE71575T1 (de) 1992-02-15

Family

ID=26380007

Family Applications (1)

Application Number Title Priority Date Filing Date
AT86118132T ATE71575T1 (de) 1986-02-26 1986-12-30 Formvorrichtung und verfahren zum herstellen von platten mit mittelloch.

Country Status (5)

Country Link
US (1) US4772196A (de)
EP (1) EP0247244B1 (de)
KR (1) KR900007331B1 (de)
AT (1) ATE71575T1 (de)
DE (1) DE3683491D1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
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JPS63237234A (ja) * 1987-03-24 1988-10-03 Mitsubishi Electric Corp デイスク原盤
US5171585A (en) * 1988-04-16 1992-12-15 Daicel Chemical Industries, Ltd. Apparatus for molding a formatted substrate for an optical disk
CA1327110C (en) * 1988-04-28 1994-02-22 Tatsuzi Nakagawa Mold assembly, and methods of mounting and removing insert thereof, and ejecting the insert
JP2636903B2 (ja) * 1988-09-30 1997-08-06 株式会社リコー 光ディスク基板の射出成形用金型
JP2683059B2 (ja) * 1988-09-30 1997-11-26 住友重機械工業株式会社 射出成形機
US5253997A (en) * 1988-09-30 1993-10-19 Sumitomo Heavy Industries, Ltd. Injection molding machine for molding disk-shaped recording medium carriers
US5180595A (en) * 1989-03-31 1993-01-19 Hitachi Maxell, Ltd. Metal mold for resin substrate for an optical recording medium
US5068065A (en) * 1990-07-31 1991-11-26 Galic Maus Ventures Faster cycling sprue method and apparatus for injection molding plastic optical disks
US5330693A (en) * 1990-09-18 1994-07-19 Canon Kabushiki Kaisha Process and apparatus for injection-molding product having minute surface pattern and central hole
US5326240A (en) * 1991-10-12 1994-07-05 Sony Corporation Metal mold device for molding a disc substrate
NL9201075A (nl) * 1992-06-18 1994-01-17 Od & Me Bv Installatie voor het vervaardigen van registratiedragers.
US5346659A (en) * 1992-11-23 1994-09-13 S. C. Johnson & Son, Inc. Method for producing a weld-line free injection molded plastic container body portion
JP3138562B2 (ja) * 1993-03-03 2001-02-26 株式会社精工技研 ディスク基盤射出成形金型
JP2944359B2 (ja) * 1993-03-23 1999-09-06 株式会社精工技研 基盤射出成形金型
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
JP3099168B2 (ja) * 1994-05-25 2000-10-16 株式会社名機製作所 ディスク基板成形用金型
US5683630A (en) * 1994-06-20 1997-11-04 Matsushita Electric Industrial Co., Ltd. Process for making optical disk substrates
JP2974238B2 (ja) * 1994-11-30 1999-11-10 株式会社精工技研 型開き案内手段をもつディスク射出成形金型装置
JP3258188B2 (ja) * 1994-12-09 2002-02-18 株式会社精工技研 鰓クラッチ状型開き案内手段をもつディスク射出成形金型装置
KR100230244B1 (ko) * 1995-01-24 1999-11-15 윤종용 다층 광 기록 매체의 제조방법 및 그 장치
JP3153116B2 (ja) * 1995-10-09 2001-04-03 株式会社名機製作所 貼り合わせディスク用基板の成形用金型
JP3152601B2 (ja) * 1995-11-17 2001-04-03 株式会社精工技研 ディスク射出成形金型の固定側と可動側の円盤キャビティプレートの整列案内装置
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
JP3222830B2 (ja) * 1998-03-13 2001-10-29 住友重機械工業株式会社 ディスク成形装置のゲートカット装置及びゲートカット方法
JP3461296B2 (ja) * 1999-01-29 2003-10-27 株式会社名機製作所 射出成形機の制御方法および制御装置
EP1472077A1 (de) * 2002-01-15 2004-11-03 Hawk Precision Components Group, Inc. Werkzeugspannvorrichtung für das verdichten von teilchenförmigem material
US7559761B2 (en) * 2004-11-18 2009-07-14 Panasonic Corporation Injection molding machine, injection molding method and injection mold
CN105904680B (zh) * 2016-06-07 2018-10-09 广东联塑科技实业有限公司 一种自动切断水口的模具
CN115782066B (zh) * 2022-12-02 2024-04-30 浙江鑫磊包装有限公司 一种孔盘模具及其注塑方法

Family Cites Families (48)

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CA778318A (en) * 1968-02-13 Phillipson Alan Apparatus for making phonograph records
US31235A (en) * 1861-01-29 Improvement in preserve-cans
US941291A (en) * 1908-01-29 1909-11-23 Victor Talking Machine Co Apparatus for making sound-records for talking-machines.
US1275100A (en) * 1915-05-04 1918-08-06 American Graphophone Co Die for pressing sound-records.
US1594662A (en) * 1919-10-03 1926-08-03 Aloysius J Cawley Record molder
US1399817A (en) * 1920-08-03 1921-12-13 Steventon Thomas Dies for molding phonograph-records and the like
US1737619A (en) * 1926-08-21 1929-12-03 Cameo Record Corp Method of forming disk phonograph records
GB332549A (en) * 1929-04-19 1930-07-21 Gramophone Co Ltd Improvements in and relating to means for pressing talking machine records
US2092880A (en) * 1933-09-26 1937-09-14 Rca Corp Record pressing matrix
US2030726A (en) * 1934-03-06 1936-02-11 William L Strock Adjustable mold for battery cell connecters
GB623197A (en) * 1946-07-15 1949-05-13 William Edward Lord Improvements relating to sound recording discs
US2587070A (en) * 1949-01-07 1952-02-26 Kenneth W Spillman Multiple molding by thermoplastic injection
US2613395A (en) * 1949-02-24 1952-10-14 M & W Company Inc Apparatus and method for producing disk phonograph records
US2642621A (en) * 1950-12-28 1953-06-23 M & W Company Inc Apparatus and method for producing disk phonograph records
GB881736A (en) * 1957-03-14 1961-11-08 Philips Electrical Ind Ltd Improvements in or relating to dies for moulding of flat objects which are thin as compared with their surface dimensions
US2992455A (en) * 1958-11-14 1961-07-18 Allied Record Mfg Company Automatic stockmold and curing press
US2976571A (en) * 1958-11-14 1961-03-28 Ernest P Moslo Mold venting structure
US3154816A (en) * 1959-06-08 1964-11-03 Minnesota Mining & Mfg Closed molds for casting gaskets on pipe ends
GB948476A (en) * 1961-03-22 1964-02-05 Werner Battenfeld An apparatus for the production of pressed synthetic plastics mouldings
GB1071335A (en) * 1963-09-16 1967-06-07 Decca Ltd Improvements in or relating to the manufacture of gramophone records
CH453671A (fr) * 1965-10-05 1968-03-31 Wasal Anstalt Procédé de fabrication d'objets moulés présentant un trou
US3442990A (en) * 1967-08-07 1969-05-06 Alan Phillipson Method of embossing gramophone discs
NL7003886A (de) * 1969-03-26 1970-09-29
GB1301095A (en) * 1969-03-26 1972-12-29 Emi Ltd Formerly Electric & Mu Improvements in or relating to the production of gramophone records
US3937779A (en) * 1972-05-03 1976-02-10 Emi Limited Moulding of gramophone records
DD115304A3 (de) * 1973-09-17 1975-09-20
FR2278473A1 (fr) * 1974-02-21 1976-02-13 Materiel Applic Plastiques Perfectionnements aux presses a mouler les matieres plastiques, notamment pour la fabrication de pieces plates
US3897929A (en) * 1974-08-12 1975-08-05 Nat Tool And Manufacturing Co Recessed sprue bushing for a three-plate mold set
US3932097A (en) * 1975-01-30 1976-01-13 Lorence Press Record manufacturing equipment
US3986805A (en) * 1975-09-26 1976-10-19 Haines Fred E Molding apparatus and means for spacing the mold plates
US3989436A (en) * 1975-12-18 1976-11-02 Rca Corporation Apparatus for producing injection molded and centrally apertured disc records
DE2615177C3 (de) * 1976-04-08 1983-12-15 Uniroyal Gmbh, 5100 Aachen Vorrichtung zum Herstellen von austriebfreien Formteilen aus einer Formmasse aus Elastomeren oder aus vernetzbaren bzw. härtbaren Kunststoffen
AU516941B2 (en) * 1976-09-30 1981-07-02 Yoshino Kogyosho Co., Ltd Mould for injective moulding
US4198037A (en) * 1976-12-28 1980-04-15 Miner Enterprises, Inc. Method of making polyester elastomer compression spring and resulting product
US4185955A (en) * 1977-10-31 1980-01-29 Mca Disco-Vision, Inc. Apparatus for replicating centrally apertured video disc records
US4260360A (en) * 1978-06-26 1981-04-07 Mca Disco-Vision, Inc. Method and means for replicating centrally apertured video disc records
CA1143517A (en) * 1979-04-18 1983-03-29 John R. Holmes Apparatus for producing centrally apertured record discs
US4374636A (en) * 1979-04-18 1983-02-22 Discovision Associates Apparatus for producing centrally apertured record discs
US4251479A (en) * 1979-06-28 1981-02-17 Allied Record Company Method and apparatus for injection molding data carrying elements
US4304806A (en) * 1980-02-01 1981-12-08 Minnesota Mining And Manufacturing Company Information carrying discs
US4302175A (en) * 1980-06-26 1981-11-24 Rca Corporation Apparatus for molding recorded discs
US4359443A (en) * 1980-09-02 1982-11-16 Fiber Glass Tooling & Specialties Venting arrangement for matched molds and method
US4372741A (en) * 1980-10-31 1983-02-08 Discovision Associates Hot sprue valve assembly for an injection molding machine
US4466934A (en) * 1980-10-31 1984-08-21 Discovision Associates Hot sprue valve assembly for an injection molding machine
JPS57109620A (en) * 1980-12-26 1982-07-08 Matsushita Electric Ind Co Ltd Molding apparatus of disk like recording medium
US4439128A (en) * 1982-08-27 1984-03-27 Rca Corporation Apparatus for molding a recorded disc having a molded-in center hole
JPS59230731A (ja) * 1983-06-14 1984-12-25 Meiki Co Ltd 中心部を開口した薄肉円盤の射出成形装置
JPS60220720A (ja) * 1984-04-18 1985-11-05 Sankyo Kasei Kk 射出成形機

Also Published As

Publication number Publication date
KR900007331B1 (ko) 1990-10-08
KR870007775A (ko) 1987-09-21
EP0247244A2 (de) 1987-12-02
US4772196A (en) 1988-09-20
EP0247244A3 (en) 1988-11-02
DE3683491D1 (de) 1992-02-27
EP0247244B1 (de) 1992-01-15

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