TW200508008A - Mold for forming disk substrate - Google Patents

Mold for forming disk substrate

Info

Publication number
TW200508008A
TW200508008A TW093117806A TW93117806A TW200508008A TW 200508008 A TW200508008 A TW 200508008A TW 093117806 A TW093117806 A TW 093117806A TW 93117806 A TW93117806 A TW 93117806A TW 200508008 A TW200508008 A TW 200508008A
Authority
TW
Taiwan
Prior art keywords
mold
disk substrate
information area
forming disk
forming
Prior art date
Application number
TW093117806A
Other languages
English (en)
Other versions
TWI235106B (en
Inventor
Toshiyuki Ebina
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
Application filed by Meiki Seisakusho Kk filed Critical Meiki Seisakusho Kk
Publication of TW200508008A publication Critical patent/TW200508008A/zh
Application granted granted Critical
Publication of TWI235106B publication Critical patent/TWI235106B/zh

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
    • B29C45/26—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
    • 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
    • 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
    • B29C45/34—Moulds having venting means
    • 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
    • B29C45/43—Removing or ejecting moulded articles using fluid under pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D17/00—Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
    • B29D17/005—Producing optically read record carriers, e.g. optical discs
    • 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
    • B29C2045/2659—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs for making substrates for laminated disks
    • 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
    • B29C2045/2667—Particular inner or outer peripheral portions of the substrate
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/81—Sound record

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Manufacturing Optical Record Carriers (AREA)
TW093117806A 2003-09-02 2004-06-18 Mold for forming disk substrate TWI235106B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003309496A JP4318992B2 (ja) 2003-09-02 2003-09-02 ディスク基板成形用金型

Publications (2)

Publication Number Publication Date
TW200508008A true TW200508008A (en) 2005-03-01
TWI235106B TWI235106B (en) 2005-07-01

Family

ID=34214193

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093117806A TWI235106B (en) 2003-09-02 2004-06-18 Mold for forming disk substrate

Country Status (5)

Country Link
US (1) US7322816B2 (zh)
JP (1) JP4318992B2 (zh)
KR (1) KR100604226B1 (zh)
CN (1) CN100378841C (zh)
TW (1) TWI235106B (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4327123B2 (ja) * 2005-05-12 2009-09-09 株式会社名機製作所 ディスク基板成形金型およびディスク基板成形金型の鏡面板
CN101428453B (zh) * 2007-11-06 2011-06-29 鸿富锦精密工业（深圳）有限公司 镜片成型模具
JP7007207B2 (ja) * 2018-01-30 2022-02-10 株式会社小糸製作所 金型装置および樹脂部品の製造方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63120621A (ja) * 1986-11-11 1988-05-25 Toshiba Corp デイスク金型装置
JPH01138618A (ja) * 1987-11-26 1989-05-31 Matsushita Electric Works Ltd 磁気ディスク基板の製法
JPH0671739B2 (ja) * 1987-12-19 1994-09-14 パイオニア株式会社 情報記録ディスク基板の射出成形装置
JPH0742682A (ja) 1993-07-27 1995-02-10 Seiko Seiki Co Ltd 気体圧縮機
JP2794271B2 (ja) * 1994-11-30 1998-09-03 日精樹脂工業株式会社 情報記録円盤成形用射出金型
JPH08183065A (ja) * 1994-12-28 1996-07-16 Seiko Giken:Kk ディスク成形金型
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
US6010324A (en) * 1996-01-30 2000-01-04 Toshiba Kikai Kabushiki Kaisha Mold clamping unit and method of positioning mold in mold clamping unit
JPH09225981A (ja) * 1996-02-20 1997-09-02 Toshiba Mach Co Ltd ディスク成形用型締装置
JP3224347B2 (ja) * 1996-11-28 2001-10-29 株式会社名機製作所 ディスク基板成形用型
US6002663A (en) * 1997-04-17 1999-12-14 Imation Corp. Hubless optical disc having low radial runout and method of manufacture
JP3040386B2 (ja) * 1997-12-25 2000-05-15 日精樹脂工業株式会社 ディスク基板の射出成形用金型
JP2001054922A (ja) * 1999-06-08 2001-02-27 Sony Corp 金型装置及びディスク基板
JP2001269966A (ja) * 2000-03-24 2001-10-02 Pioneer Electronic Corp ディスク基板の射出成形用金型
TW584848B (en) * 2001-03-30 2004-04-21 Tdk Corp Moulding die, metallic mould system, recording medium base plate, recording medium, optical disc base plate, optical disc, moulding die making method
JP3647774B2 (ja) 2001-06-18 2005-05-18 株式会社名機製作所 貼り合わせディスク製品の製法
JP2005071436A (ja) * 2003-08-21 2005-03-17 Meiki Co Ltd 光ディスクおよび光ディスク用ディスク基板の成形方法

Also Published As

Publication number Publication date
CN100378841C (zh) 2008-04-02
US20050048158A1 (en) 2005-03-03
KR100604226B1 (ko) 2006-07-25
CN1591629A (zh) 2005-03-09
TWI235106B (en) 2005-07-01
JP4318992B2 (ja) 2009-08-26
KR20050025248A (ko) 2005-03-14
US7322816B2 (en) 2008-01-29
JP2005074862A (ja) 2005-03-24

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