MY205265A - Method for manufacturing glass plate, method for chamfering glass plate, and method for manufacturing magnetic disk - Google Patents

Method for manufacturing glass plate, method for chamfering glass plate, and method for manufacturing magnetic disk

Info

Publication number
MY205265A
MY205265A MYPI2021002190A MYPI2021002190A MY205265A MY 205265 A MY205265 A MY 205265A MY PI2021002190 A MYPI2021002190 A MY PI2021002190A MY PI2021002190 A MYPI2021002190 A MY PI2021002190A MY 205265 A MY205265 A MY 205265A
Authority
MY
Malaysia
Prior art keywords
glass plate
edge surface
manufacturing
laser beam
magnetic disk
Prior art date
Application number
MYPI2021002190A
Other languages
English (en)
Inventor
Shuhei Azuma
Original Assignee
Hoya Corp
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 Hoya Corp filed Critical Hoya Corp
Publication of MY205265A publication Critical patent/MY205265A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/0006—Working by laser beam, e.g. welding, cutting or boring taking account of the properties of the material involved
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/073—Shaping the laser spot
    • B23K26/0736—Shaping the laser spot into an oval shape, e.g. elliptic shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
    • B23K26/354—Working by laser beam, e.g. welding, cutting or boring for surface treatment by melting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
    • B23K26/3568—Modifying rugosity
    • B23K26/3576—Diminishing rugosity, e.g. by grinding, polishing or smoothing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00—Lapping machines or devices; Accessories
    • B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
    • B24B37/07—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool
    • B24B37/08—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool for double side lapping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/10—Single-purpose machines or devices
    • B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
    • B24B7/17—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings for simultaneously grinding opposite and parallel end faces, e.g. double disc grinders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/20—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground
    • B24B7/22—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain
    • B24B7/24—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain for grinding or polishing glass
    • B24B7/242—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain for grinding or polishing glass for plate glass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
    • B24B9/06—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain
    • B24B9/08—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass
    • B24B9/10—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of non-metallic inorganic material, e.g. stone, ceramics, porcelain of glass of plate glass
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B29/00—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins
    • C03B29/02—Reheating glass products for softening or fusing their surfaces; Fire-polishing; Fusing of margins in a discontinuous way
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
    • C03C23/0005—Other surface treatment of glass not in the form of fibres or filaments by irradiation
    • C03C23/0025—Other surface treatment of glass not in the form of fibres or filaments by irradiation by a laser beam
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/50—Inorganic materials other than metals or composite materials
    • B23K2103/54—Glass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/08—Devices involving relative movement between laser beam and workpiece

Landscapes

  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Laser Beam Processing (AREA)
  • Surface Treatment Of Glass (AREA)
  • Magnetic Record Carriers (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
MYPI2021002190A 2018-11-30 2019-12-02 Method for manufacturing glass plate, method for chamfering glass plate, and method for manufacturing magnetic disk MY205265A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018225568 2018-11-30
PCT/JP2019/047102 WO2020111282A1 (ja) 2018-11-30 2019-12-02 ガラス板の製造方法、ガラス板の面取り方法、および磁気ディスクの製造方法

Publications (1)

Publication Number Publication Date
MY205265A true MY205265A (en) 2024-10-10

Family

ID=70853327

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI2021002190A MY205265A (en) 2018-11-30 2019-12-02 Method for manufacturing glass plate, method for chamfering glass plate, and method for manufacturing magnetic disk

Country Status (6)

Country Link
US (1) US12330982B2 (enExample)
JP (2) JP7227273B2 (enExample)
CN (1) CN113165940B (enExample)
MY (1) MY205265A (enExample)
SG (1) SG11202103948VA (enExample)
WO (1) WO2020111282A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6783401B2 (ja) * 2018-01-31 2020-11-11 Hoya株式会社 円盤形状のガラス素板の製造方法、及び磁気ディスク用ガラス基板の製造方法
DE102018126053A1 (de) * 2018-10-19 2020-04-23 Schott Schweiz Ag Verfahren und Vorrichtung zur Heißumformung von gläsernen Werkstücken und heißumgeformte Glasbehälter
JP7227273B2 (ja) * 2018-11-30 2023-02-21 Hoya株式会社 ガラス板の製造方法、ガラス板の面取り方法、および磁気ディスクの製造方法
US12595202B2 (en) * 2020-11-25 2026-04-07 Hoya Corporation Method for manufacturing glass plate including processing for chamfering edge surface
US20240101473A1 (en) * 2021-01-28 2024-03-28 Hoya Corporation Method for manufacturing glass plate, method for manufacturing glass substrate for magnetic disk, method for manufacturing magnetic disk, and apparatus for processing glass plate
WO2022196314A1 (ja) * 2021-03-19 2022-09-22 株式会社Uacj 磁気ディスク装置および磁気ディスク装置を製造する方法
KR102652560B1 (ko) * 2021-12-08 2024-03-29 (주)하나기술 레이저를 이용한 초박막 유리의 측면 가공 방법 및 가공된 초박막 유리
KR102853012B1 (ko) * 2024-08-21 2025-09-02 (주)하나기술 곡면 코너부를 갖는 유리 기판 형성방법 및 유리 기판
CN119252135B (zh) * 2024-08-30 2026-04-07 京东方科技集团股份有限公司 玻璃盖板、显示模组和玻璃盖板的制作方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3516233B2 (ja) 2000-11-06 2004-04-05 日本板硝子株式会社 情報記録媒体用ガラス基板の製造方法
US6521862B1 (en) 2001-10-09 2003-02-18 International Business Machines Corporation Apparatus and method for improving chamfer quality of disk edge surfaces with laser treatment
WO2007094160A1 (ja) * 2006-02-15 2007-08-23 Asahi Glass Company, Limited ガラス基板の面取り方法および装置
KR20090129440A (ko) 2007-02-23 2009-12-16 코닝 인코포레이티드 열 에지 마감처리
US20120247155A1 (en) * 2011-03-30 2012-10-04 Hoya Corporation Method of manufacturing glass blank for magnetic recording medium glass substrate, method of manufacturing magnetic recording medium glass substrate, method of manufacturing magnetic recording medium, and apparatus for manufacturing glass blank for magnetic recording medium glass substrate
JP5335983B2 (ja) 2011-10-05 2013-11-06 Ｈｏｙａ株式会社 磁気ディスク用ガラス基板および磁気記録媒体
CN107129137A (zh) 2013-05-28 2017-09-05 旭硝子株式会社 玻璃基板的切断方法及玻璃基板的制造方法
RU2543222C1 (ru) 2013-08-23 2015-02-27 Общество С Ограниченной Ответственностью "Ласком" Способ притупления острых кромок стеклоизделий
JP2015076115A (ja) * 2013-10-11 2015-04-20 旭硝子株式会社 磁気記録媒体用円盤状ガラス基板、及び磁気記録媒体用円盤状ガラス基板の製造方法
US10442719B2 (en) 2013-12-17 2019-10-15 Corning Incorporated Edge chamfering methods
CN107922259B (zh) * 2015-09-04 2021-05-07 Ａｇｃ株式会社 玻璃板的制造方法、玻璃板、玻璃物品的制造方法、玻璃物品以及玻璃物品的制造装置
SG11201804418PA (en) * 2015-12-28 2018-06-28 Hoya Corp Annular glass blank, method for manufacturing annular glass blank, method for manufacturing annular glass substrate, and method for manufacturing magnetic-disk glass substrate
JP6650113B2 (ja) 2016-04-28 2020-02-19 日本電気硝子株式会社 円形状ガラス板及びその製造方法
JP6828468B2 (ja) 2017-01-30 2021-02-10 日本電気硝子株式会社 板ガラスの製造方法及び製造装置
JP7227273B2 (ja) 2018-11-30 2023-02-21 Hoya株式会社 ガラス板の製造方法、ガラス板の面取り方法、および磁気ディスクの製造方法
JP7201808B2 (ja) * 2019-06-28 2023-01-10 Hoya株式会社 ガラス板の製造方法および磁気ディスクの製造方法

Also Published As

Publication number Publication date
SG11202103948VA (en) 2021-05-28
US12330982B2 (en) 2025-06-17
JPWO2020111282A1 (ja) 2021-11-04
WO2020111282A1 (ja) 2020-06-04
JP7387927B2 (ja) 2023-11-28
CN113165940A (zh) 2021-07-23
JP7227273B2 (ja) 2023-02-21
US20220089479A1 (en) 2022-03-24
CN113165940B (zh) 2024-02-20
JP2023065423A (ja) 2023-05-12

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