JPS6097820A - デイスク製造方法 - Google Patents

デイスク製造方法

Info

Publication number
JPS6097820A
JPS6097820A JP20638483A JP20638483A JPS6097820A JP S6097820 A JPS6097820 A JP S6097820A JP 20638483 A JP20638483 A JP 20638483A JP 20638483 A JP20638483 A JP 20638483A JP S6097820 A JPS6097820 A JP S6097820A
Authority
JP
Japan
Prior art keywords
resin
disc
mold
disk
injection nozzle
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.)
Granted
Application number
JP20638483A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0116649B2 (enExample
Inventor
Takeshi Ishida
石田　彪
Yoshihiro Ishida
石田　吉博
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.)
Ishida Scales Manufacturing Co Ltd
Ishida Co Ltd
Original Assignee
Ishida Scales Manufacturing Co Ltd
Ishida 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 Ishida Scales Manufacturing Co Ltd, Ishida Co Ltd filed Critical Ishida Scales Manufacturing Co Ltd
Priority to JP20638483A priority Critical patent/JPS6097820A/ja
Publication of JPS6097820A publication Critical patent/JPS6097820A/ja
Publication of JPH0116649B2 publication Critical patent/JPH0116649B2/ja
Granted 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
    • B29C45/5605—Rotatable 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
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/2701—Details not specific to hot or cold runner channels
    • B29C45/2703—Means for controlling the runner flow, e.g. runner switches, adjustable runners or gates
    • B29C2045/2706—Means for controlling the runner flow, e.g. runner switches, adjustable runners or gates rotatable sprue bushings or runner channels for controlling runner flow in one cavity
    • 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
    • B29C45/26—Moulds
    • B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2017/00—Carriers for sound or information
    • B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
    • B29L2017/003—Records or discs
    • B29L2017/005—CD''s, DVD''s

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Manufacturing Optical Record Carriers (AREA)
JP20638483A 1983-11-01 1983-11-01 デイスク製造方法 Granted JPS6097820A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20638483A JPS6097820A (ja) 1983-11-01 1983-11-01 デイスク製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20638483A JPS6097820A (ja) 1983-11-01 1983-11-01 デイスク製造方法

Publications (2)

Publication Number Publication Date
JPS6097820A true JPS6097820A (ja) 1985-05-31
JPH0116649B2 JPH0116649B2 (enExample) 1989-03-27

Family

ID=16522445

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20638483A Granted JPS6097820A (ja) 1983-11-01 1983-11-01 デイスク製造方法

Country Status (1)

Country Link
JP (1) JPS6097820A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62246708A (ja) * 1986-04-09 1987-10-27 Daicel Chem Ind Ltd 光デイスク用プラスチツク基板の射出成形法
WO1996036675A1 (en) * 1995-05-15 1996-11-21 Shellcase Ltd. Bonding machine
CN111469364A (zh) * 2020-05-19 2020-07-31 平潭志纳科技有限公司 一种离心式自动注塑设备

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62246708A (ja) * 1986-04-09 1987-10-27 Daicel Chem Ind Ltd 光デイスク用プラスチツク基板の射出成形法
WO1996036675A1 (en) * 1995-05-15 1996-11-21 Shellcase Ltd. Bonding machine
US5980663A (en) * 1995-05-15 1999-11-09 Shellcase Ltd. Bonding machine
CN111469364A (zh) * 2020-05-19 2020-07-31 平潭志纳科技有限公司 一种离心式自动注塑设备

Also Published As

Publication number Publication date
JPH0116649B2 (enExample) 1989-03-27

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