JP7865729B2 - 研削ホイール及び被加工物の研削方法 - Google Patents
研削ホイール及び被加工物の研削方法Info
- Publication number
- JP7865729B2 JP7865729B2 JP2021191151A JP2021191151A JP7865729B2 JP 7865729 B2 JP7865729 B2 JP 7865729B2 JP 2021191151 A JP2021191151 A JP 2021191151A JP 2021191151 A JP2021191151 A JP 2021191151A JP 7865729 B2 JP7865729 B2 JP 7865729B2
- Authority
- JP
- Japan
- Prior art keywords
- grinding wheel
- grinding
- base
- predetermined
- wheel
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
- B24D7/14—Zonally-graded wheels; Composite wheels comprising different abrasives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
- B24D7/06—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor with inserted abrasive blocks, e.g. segmental
- B24D7/066—Grinding blocks; their mountings or supports
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
- B24B41/047—Grinding heads for working on plane surfaces
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/068—Table-like supports for panels, sheets or the like
-
- 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
- B24B7/228—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 thin, brittle parts, e.g. semiconductors, wafers
-
- 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
- B24D3/16—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 close-grained structure, i.e. of high density
-
- 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
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
- B24D7/06—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor with inserted abrasive blocks, e.g. segmental
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P52/00—Grinding, lapping or polishing of wafers, substrates or parts of devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/04—Apparatus for manufacture or treatment
- H10P72/0428—Apparatus for mechanical treatment or grinding or cutting
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
- H10P72/70—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping
- H10P72/78—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof for supporting or gripping using vacuum or suction, e.g. Bernoulli chucks
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Description
6:研削砥石セット、6a:間隔
8:第1の研削砥石、8a:ボンド材、8b:砥粒、10:第2の研削砥石
11:被加工物、13:基板、13a:表面、13b:裏面
15:非晶質層(非単結晶層)
12:研削装置、14:チャックテーブル、14a:保持面、14b:領域
16:枠体、16a:気体流路、18:多孔質板
20:回転軸、20a:回転中心、22:テーブルベース
21:被加工物、23:基板、23a:表面、23b:裏面、25:膜
24:研削ユニット、26:スピンドル、26a:下端部(先端部)
28:マウント、30:ボルト
S10:保持ステップ、S20:第1研削ステップ、S30:第2研削ステップ
Claims (3)
- スピンドルの先端部に装着され、該スピンドルを回転させることによって被加工物を研削するための研削ホイールであって、
円環状の基台と、
該基台の一面側において、該基台の周方向に沿って環状に配置された複数の研削砥石セットと、を備え、
該複数の研削砥石セットの各々には、第1の研削砥石と、該第1の研削砥石に比べて自生発刃能力が低い第2の研削砥石と、が該基台の周方向において所定の向きで隣接するように設けられ、
該複数の研削砥石セットの各々は、該スピンドルを所定方向に回転させる際に該第1の研削砥石と該第2の研削砥石との一方が他方よりも先頭となり、該スピンドルを該所定方向とは反対向きに回転させる際に該第1の研削砥石と該第2の研削砥石との他方が一方よりも先頭となるように配置され、
各研削砥石セットの間には、該基台の周方向における該第1の研削砥石及び該第2の研削砥石の間隔よりも大きな所定の間隔が設けられていることを特徴とする研削ホイール。 - 研削ホイールで、表面に非単結晶層が形成された単結晶の基板を有する被加工物を研削する研削方法であって、
該研削ホイールは、
円環状の基台と、
該基台の一面側において、該基台の周方向に沿って環状に配置された複数の研削砥石セットと、を備え、
該複数の研削砥石セットの各々には、第1の研削砥石と、該第1の研削砥石に比べて自生発刃能力が低い第2の研削砥石と、が該基台の周方向において所定の向きで隣接するように設けられ、
各研削砥石セットの間には、該基台の周方向における該第1の研削砥石及び該第2の研削砥石の間隔よりも大きな所定の間隔が設けられ、
該基板の該表面とは反対側に位置する裏面側をチャックテーブルで吸引保持する保持ステップと、
該保持ステップの後、該研削砥石セットにおいて該第2の研削砥石が該第1の研削砥石よりも先頭となる様に、所定方向に該研削ホイールを回転させ、該表面側を研削して該非単結晶層を除去する第1研削ステップと、
該第1研削ステップの後、該研削砥石セットにおいて該第1の研削砥石が該第2の研削砥石よりも先頭となる様に、該所定方向とは反対向きに該研削ホイールを回転させ、該基板を研削する第2研削ステップと、
を備えることを特徴とする被加工物の研削方法。 - 研削ホイールで、表面に膜が形成された基板を有する被加工物を研削する研削方法であって、
該研削ホイールは、
円環状の基台と、
該基台の一面側において、該基台の周方向に沿って環状に配置された複数の研削砥石セットと、を備え、
該複数の研削砥石セットの各々には、第1の研削砥石と、該第1の研削砥石に比べて自生発刃能力が低い第2の研削砥石と、が該基台の周方向において所定の向きで隣接するように設けられ、
各研削砥石セットの間には、該基台の周方向における該第1の研削砥石及び該第2の研削砥石の間隔よりも大きな所定の間隔が設けられ、
該基板の該表面とは反対側に位置する裏面側をチャックテーブルで吸引保持する保持ステップと、
該保持ステップの後、該研削砥石セットにおいて該第1の研削砥石が該第2の研削砥石よりも先頭となる様に、所定方向に該研削ホイールを回転させ、該膜を研削して該膜を除去する第1研削ステップと、
該第1研削ステップの後、該研削砥石セットにおいて該第2の研削砥石が該第1の研削砥石よりも先頭となる様に、該所定方向とは反対向きに該研削ホイールを回転させ、該基板を研削する第2研削ステップと、
を備えることを特徴とする被加工物の研削方法。
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021191151A JP7865729B2 (ja) | 2021-11-25 | 2021-11-25 | 研削ホイール及び被加工物の研削方法 |
| US18/053,541 US12304029B2 (en) | 2021-11-25 | 2022-11-08 | Grinding wheel |
| KR1020220153152A KR20230077658A (ko) | 2021-11-25 | 2022-11-16 | 연삭 휠 및 연삭 방법 |
| CN202211460329.7A CN116160375A (zh) | 2021-11-25 | 2022-11-17 | 磨削磨轮和磨削方法 |
| EP22208312.3A EP4186636A1 (en) | 2021-11-25 | 2022-11-18 | Grinding wheel and grinding methods |
| TW111144609A TW202320976A (zh) | 2021-11-25 | 2022-11-22 | 研削輪及研削方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021191151A JP7865729B2 (ja) | 2021-11-25 | 2021-11-25 | 研削ホイール及び被加工物の研削方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023077743A JP2023077743A (ja) | 2023-06-06 |
| JP7865729B2 true JP7865729B2 (ja) | 2026-05-26 |
Family
ID=84360438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021191151A Active JP7865729B2 (ja) | 2021-11-25 | 2021-11-25 | 研削ホイール及び被加工物の研削方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US12304029B2 (ja) |
| EP (1) | EP4186636A1 (ja) |
| JP (1) | JP7865729B2 (ja) |
| KR (1) | KR20230077658A (ja) |
| CN (1) | CN116160375A (ja) |
| TW (1) | TW202320976A (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12533767B2 (en) * | 2024-03-07 | 2026-01-27 | Wolfspeed, Inc. | Grind wheel design for low edge-roll grinding |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015030005A (ja) | 2013-08-01 | 2015-02-16 | 株式会社ディスコ | 加工装置 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH386365A (fr) * | 1961-11-24 | 1965-01-15 | Diamant Boart Sa | Couronne de sondage |
| JPS5286791U (ja) * | 1975-12-24 | 1977-06-28 | ||
| JPH0641803Y2 (ja) * | 1988-02-17 | 1994-11-02 | 収二 島本 | 平面研削盤用セグメント砥石 |
| JP2004238838A (ja) | 2003-02-04 | 2004-08-26 | Japan Found Eng Co Ltd | ロータリー式ボーリング用ダイヤモンドビット |
| KR20110016256A (ko) | 2009-08-11 | 2011-02-17 | 엠.씨.케이 (주) | Lcd 패널 세정용 연마패드 및 그 제조방법 |
| JP2011161584A (ja) * | 2010-02-12 | 2011-08-25 | Shingijutsu Kaihatsu Kk | 研磨工具 |
| JP2012174987A (ja) * | 2011-02-23 | 2012-09-10 | Disco Abrasive Syst Ltd | 単結晶基板の研削方法 |
| JP2014124690A (ja) | 2012-12-25 | 2014-07-07 | Disco Abrasive Syst Ltd | 研削方法および研削装置 |
| JP2014172146A (ja) * | 2013-03-12 | 2014-09-22 | Disco Abrasive Syst Ltd | 研削ホイール |
-
2021
- 2021-11-25 JP JP2021191151A patent/JP7865729B2/ja active Active
-
2022
- 2022-11-08 US US18/053,541 patent/US12304029B2/en active Active
- 2022-11-16 KR KR1020220153152A patent/KR20230077658A/ko active Pending
- 2022-11-17 CN CN202211460329.7A patent/CN116160375A/zh active Pending
- 2022-11-18 EP EP22208312.3A patent/EP4186636A1/en active Pending
- 2022-11-22 TW TW111144609A patent/TW202320976A/zh unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015030005A (ja) | 2013-08-01 | 2015-02-16 | 株式会社ディスコ | 加工装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| US12304029B2 (en) | 2025-05-20 |
| CN116160375A (zh) | 2023-05-26 |
| EP4186636A1 (en) | 2023-05-31 |
| JP2023077743A (ja) | 2023-06-06 |
| US20230158640A1 (en) | 2023-05-25 |
| KR20230077658A (ko) | 2023-06-01 |
| TW202320976A (zh) | 2023-06-01 |
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