JP6964588B2 - 砥粒凝集体を伴う砥粒回転ツール - Google Patents

砥粒凝集体を伴う砥粒回転ツール Download PDF

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Publication number
JP6964588B2
JP6964588B2 JP2018531305A JP2018531305A JP6964588B2 JP 6964588 B2 JP6964588 B2 JP 6964588B2 JP 2018531305 A JP2018531305 A JP 2018531305A JP 2018531305 A JP2018531305 A JP 2018531305A JP 6964588 B2 JP6964588 B2 JP 6964588B2
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Prior art keywords
abrasive grain
tool
abrasive
rotation
working surface
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JP2018531305A
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English (en)
Japanese (ja)
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JP2018532607A5 (enExample
JP2018532607A (ja
Inventor
ブルース アラン スヴェンテック,
デイヴィッド ゴードン ベアード,
アダム ジェイ. ペインター,
タミー ジェイ. エングファー,
デニス ジェイ. ステープルトン,
ジョン ジェイ. ガグリアルディ,
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3M Innovative Properties Co
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3M Innovative Properties Co
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Publication of JP2018532607A5 publication Critical patent/JP2018532607A5/ja
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/04—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic
    • B24D3/06—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic metallic or mixture of metals with ceramic materials, e.g. hard metals, "cermets", cements
    • B24D3/10—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic metallic or mixture of metals with ceramic materials, e.g. hard metals, "cermets", cements for porous or cellular structure, e.g. for use with diamonds as abrasives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/04—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic
    • B24D3/14—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic ceramic, i.e. vitrified bondings
    • B24D3/18—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially inorganic ceramic, i.e. vitrified bondings for porous or cellular structure
    • 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
    • B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/313—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving work-supporting means carrying several workpieces to be operated on in succession
    • 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
    • B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/36—Single-purpose machines or devices
    • B24B5/48—Single-purpose machines or devices for grinding walls of very fine holes, e.g. in drawing-dies
    • 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
    • B24B9/065—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 thin, brittle parts, e.g. semiconductors, wafers
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D11/00—Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
    • B24D11/02—Backings, e.g. foils, webs, mesh fabrics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D11/00—Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
    • B24D11/04—Zonally-graded surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D13/00—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor
    • B24D13/02—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by their periphery
    • B24D13/12—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by their periphery comprising assemblies of felted or spongy material, e.g. felt, steel wool, foamed latex
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D13/00—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor
    • B24D13/14—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by the front face
    • B24D13/142—Wheels of special form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D13/00—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor
    • B24D13/14—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by the front face
    • B24D13/147—Wheels having flexibly-acting working parts, e.g. buffing wheels; Mountings therefor acting by the front face comprising assemblies of felted or spongy material; comprising pads surrounded by a flexible material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
    • B24D3/20—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially organic
    • B24D3/28—Resins or natural or synthetic macromolecular compounds

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
JP2018531305A 2015-09-08 2016-09-06 砥粒凝集体を伴う砥粒回転ツール Active JP6964588B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562215640P 2015-09-08 2015-09-08
US62/215,640 2015-09-08
US201562262003P 2015-12-02 2015-12-02
US62/262,003 2015-12-02
PCT/US2016/050351 WO2017044404A1 (en) 2015-09-08 2016-09-06 Abrasive rotary tool with abrasive agglomerates

Publications (3)

Publication Number Publication Date
JP2018532607A JP2018532607A (ja) 2018-11-08
JP2018532607A5 JP2018532607A5 (enExample) 2019-10-17
JP6964588B2 true JP6964588B2 (ja) 2021-11-10

Family

ID=58239835

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018531305A Active JP6964588B2 (ja) 2015-09-08 2016-09-06 砥粒凝集体を伴う砥粒回転ツール

Country Status (7)

Country Link
US (1) US11040429B2 (enExample)
EP (1) EP3347165B1 (enExample)
JP (1) JP6964588B2 (enExample)
KR (1) KR102591496B1 (enExample)
CN (1) CN108025421A (enExample)
TW (1) TWI723044B (enExample)
WO (1) WO2017044404A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017044403A1 (en) 2015-09-08 2017-03-16 3M Innovative Properties Company Flexible abrasive rotary tool
JP7262439B2 (ja) 2017-07-31 2023-04-21 スリーエム イノベイティブ プロパティズ カンパニー 可変研磨剤分布を有するフロアパッド
DE102018203882A1 (de) * 2018-03-14 2019-09-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Verfahren zur Herstellung von Hartstoffpartikeln aus SiC-gebundenem Diamant, mit dem Verfahren hergestellte Hartstoffpartikel, mit den Hartstoffpartikeln hergestellte poröse Bauteile sowie deren Verwendung
CN109129221A (zh) * 2018-09-30 2019-01-04 广州汇专工具有限公司 一种粗加工打磨工具
US20200206874A1 (en) * 2018-12-28 2020-07-02 Saint-Gobain Abrasives, Inc. Lay flat coated abrasive discs
CN109759962B (zh) * 2019-02-18 2021-01-05 昆山鑫轮超硬磨具有限公司 一种用于钢坯磨削的重负荷树脂砂轮及其制造方法
CN112812743A (zh) * 2019-11-15 2021-05-18 圣戈班磨料磨具有限公司 磨料制品及其形成方法
US12434351B2 (en) 2019-12-12 2025-10-07 3M Innovative Properties Company Polymer bond abrasive articles including continuous polymer matrix, and methods of making same
CN114074283A (zh) * 2020-08-14 2022-02-22 台山市远鹏研磨科技有限公司 一种设置有纵横双滑座的模具内壁抛光装置
CN112059931B (zh) * 2020-09-02 2021-10-26 东莞金太阳研磨股份有限公司 一种抛光磨具及其制备方法
CN115366013B (zh) * 2022-04-02 2023-12-08 珠海市世创金刚石工具制造有限公司 用于干磨的双马聚酰亚胺树脂砂轮
IT202200016275A1 (it) * 2022-08-01 2024-02-01 Brevetti Montolit S P A Metodo di lavorazione di lastre fragili e relativo utensile abrasivo e macchina utensile elettrica
KR20240059826A (ko) 2022-10-27 2024-05-08 삼성디스플레이 주식회사 연마 장치
CH720898B1 (de) * 2023-06-28 2026-04-30 Reishauer Ag Schleifscheibe, insbesondere für die Bearbeitung von Verzahnungen vorzugsweise für die Herstellung eines Zahnrades
KR102956816B1 (ko) * 2024-12-19 2026-04-27 박춘석 링형 연마부재를 구비한 핸드피스 및 연마부재 유니트의 제작 방법
CN121776963B (zh) * 2026-02-05 2026-06-19 广东日信高精密科技股份有限公司 一种圆切刀的加工方法及圆切刀

Family Cites Families (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB624928A (en) 1942-03-16 1949-06-20 Minnesota Mining & Mfg Improvements in or relating to flexible abrasive articles in disc form
US2501554A (en) * 1948-12-08 1950-03-21 James Shapiro Self-regulating drive for rotary abrasive tools
US3806956A (en) 1970-06-19 1974-04-30 Norton Co Process for using coated abrasive products
US3997302A (en) 1971-05-10 1976-12-14 Norton Company Coated abrasive products having a supersize layer of a conjugated diolefin polymer
US4314827A (en) 1979-06-29 1982-02-09 Minnesota Mining And Manufacturing Company Non-fused aluminum oxide-based abrasive mineral
US4623364A (en) 1984-03-23 1986-11-18 Norton Company Abrasive material and method for preparing the same
CA1254238A (en) 1985-04-30 1989-05-16 Alvin P. Gerk Process for durable sol-gel produced alumina-based ceramics, abrasive grain and abrasive products
US4770671A (en) 1985-12-30 1988-09-13 Minnesota Mining And Manufacturing Company Abrasive grits formed of ceramic containing oxides of aluminum and yttrium, method of making and using the same and products made therewith
US4881951A (en) 1987-05-27 1989-11-21 Minnesota Mining And Manufacturing Co. Abrasive grits formed of ceramic containing oxides of aluminum and rare earth metal, method of making and products made therewith
US4842619A (en) 1987-12-11 1989-06-27 Minnesota Mining And Manufacturing Company Glass polishing article
US5201916A (en) * 1992-07-23 1993-04-13 Minnesota Mining And Manufacturing Company Shaped abrasive particles and method of making same
US5958794A (en) 1995-09-22 1999-09-28 Minnesota Mining And Manufacturing Company Method of modifying an exposed surface of a semiconductor wafer
JP4150078B2 (ja) * 1996-05-03 2008-09-17 スリーエム カンパニー 多孔質研磨用製品の製造方法
US6012971A (en) * 1997-03-14 2000-01-11 Edgecraft Corporation Sharpening apparatus
SE1066134T5 (sv) * 1998-03-27 2003-02-04 Norton Co Slipverktyg
JP2000153463A (ja) * 1998-11-16 2000-06-06 Asahi Diamond Industrial Co Ltd 電着工具の製造方法
US6319108B1 (en) * 1999-07-09 2001-11-20 3M Innovative Properties Company Metal bond abrasive article comprising porous ceramic abrasive composites and method of using same to abrade a workpiece
WO2001085393A1 (en) * 2000-05-09 2001-11-15 3M Innovative Properties Company Porous abrasive article having ceramic abrasive composites, methods of making, and methods of use
US6471733B1 (en) 2000-09-26 2002-10-29 Alex Cooper Polishing wheel
US6551366B1 (en) * 2000-11-10 2003-04-22 3M Innovative Properties Company Spray drying methods of making agglomerate abrasive grains and abrasive articles
JP3734745B2 (ja) 2000-12-18 2006-01-11 Hoya株式会社 磁気記録媒体用ガラス基板の製造方法およびそれを用いて得られる磁気記録媒体用ガラス基板
US6814656B2 (en) * 2001-03-20 2004-11-09 Luis J. Rodriguez Surface treatment disks for rotary tools
JP4116333B2 (ja) * 2002-06-05 2008-07-09 ミネベア株式会社 超仕上用砥石
JP4578939B2 (ja) * 2004-11-08 2010-11-10 Agcテクノグラス株式会社 小型ガラス製品の製造方法
PL1827758T3 (pl) 2004-12-21 2011-03-31 Essilor Int Tarcza polerska
US20070298240A1 (en) * 2006-06-22 2007-12-27 Gobena Feben T Compressible abrasive article
JP2010502466A (ja) * 2006-09-11 2010-01-28 スリーエム イノベイティブ プロパティズ カンパニー 機械的ファスナを有する研磨物品
KR100853846B1 (ko) 2007-06-12 2008-08-22 서기원 다림질 수단을 갖는 합성수지용 열풍용착기
KR100853849B1 (ko) * 2008-01-02 2008-08-22 (주)프로텍코리아 전자기기의 디스플레이 화면 보호커버 연마장치
US8142531B2 (en) * 2008-12-17 2012-03-27 3M Innovative Properties Company Shaped abrasive particles with a sloping sidewall
US20110073094A1 (en) * 2009-09-28 2011-03-31 3M Innovative Properties Company Abrasive article with solid core and methods of making the same
US8721392B2 (en) 2011-06-28 2014-05-13 Corning Incorporated Glass edge finishing method
EP2900424A4 (en) * 2012-09-27 2016-11-02 Saint Gobain Abrasives Inc BUTTON FOR ATTACHING AN ABRASIVE ARTICLE ON A SUPPLEMENT BUFFER
JP2014091210A (ja) * 2012-11-03 2014-05-19 Sensu Tekunika Co Ltd ガラス面の固着物研掃方法および研掃用具
US9643292B2 (en) * 2012-11-16 2017-05-09 James L. Ebert Single and tandem honing devices
DE102013202950A1 (de) 2013-02-22 2014-08-28 Siemens Aktiengesellschaft Vorrichtung und Verfahren zum Transportieren von Gegenständen
EP2964424B1 (en) 2013-03-04 2017-10-04 3M Innovative Properties Company Nonwoven abrasive article containing formed abrasive particles
US9610670B2 (en) 2013-06-07 2017-04-04 Apple Inc. Consumable abrasive tool for creating shiny chamfer
TWI556912B (zh) * 2013-12-16 2016-11-11 中國砂輪企業股份有限公司 高品質磨料之化學機械研磨修整器
CN104786164B (zh) 2015-05-19 2017-04-19 山东广益达研磨科技有限公司 一种氮化硅陶瓷球精研专用大直径金刚石砂轮及制作方法

Also Published As

Publication number Publication date
US20180264626A1 (en) 2018-09-20
EP3347165A1 (en) 2018-07-18
WO2017044404A1 (en) 2017-03-16
KR102591496B1 (ko) 2023-10-18
EP3347165B1 (en) 2023-08-02
TWI723044B (zh) 2021-04-01
EP3347165A4 (en) 2019-06-19
KR20180051555A (ko) 2018-05-16
US11040429B2 (en) 2021-06-22
TW201723134A (zh) 2017-07-01
JP2018532607A (ja) 2018-11-08
CN108025421A (zh) 2018-05-11

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