JP7391470B2 - ワークの研削方法 - Google Patents
ワークの研削方法 Download PDFInfo
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- JP7391470B2 JP7391470B2 JP2019230813A JP2019230813A JP7391470B2 JP 7391470 B2 JP7391470 B2 JP 7391470B2 JP 2019230813 A JP2019230813 A JP 2019230813A JP 2019230813 A JP2019230813 A JP 2019230813A JP 7391470 B2 JP7391470 B2 JP 7391470B2
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- 238000000034 method Methods 0.000 title claims description 34
- 230000003028 elevating effect Effects 0.000 claims description 6
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 127
- 229910010271 silicon carbide Inorganic materials 0.000 description 127
- 235000012431 wafers Nutrition 0.000 description 52
- 238000004519 manufacturing process Methods 0.000 description 17
- 238000005520 cutting process Methods 0.000 description 10
- 239000013078 crystal Substances 0.000 description 7
- 238000013459 approach Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 2
- 229910002601 GaN Inorganic materials 0.000 description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 2
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 2
- 239000006061 abrasive grain Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- 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
- B24B7/07—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor involving a stationary work-table
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02002—Preparing wafers
- H01L21/02005—Preparing bulk and homogeneous wafers
- H01L21/02008—Multistep processes
- H01L21/0201—Specific process step
- H01L21/02013—Grinding, 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/002—Grinding heads
-
- 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
- B24B41/02—Frames; Beds; Carriages
-
- 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
-
- 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
-
- 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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- 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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D5/00—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor
- B28D5/02—Fine working of gems, jewels, crystals, e.g. of semiconductor material; apparatus or devices therefor by rotary tools, e.g. drills
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67092—Apparatus for mechanical treatment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Description
1a,3a 上面
1b,3b 下面
3 SiCインゴット
2 研削装置
4 保持テーブル
6 研削ユニット
8 昇降ユニット
10 保持面
10a 中心
10b 外周
10c 中間点
12 テーブルベース
14 多孔質部材
16 枠体
18 テーブル回転軸
20 支持部
22 ガイドレール
24 移動プレート
26 ボールねじ
28 パルスモータ
30 スピンドルハウジング
32 スピンドル
34 ホイールマウント
36 研削ホイール
38 研削砥石
38a 最下点
40 ホイール回転軸
42 環状軌道
44 接触領域
46 レーザ加工ユニット
48 レーザビーム
50 集光点
52 改質層
Claims (2)
- ワークを吸引保持する保持面を上部に備え、該保持面の中心を貫くテーブル回転軸の周りに回転できる保持テーブルと、
該保持テーブルの上方に配設されており、該保持テーブルに保持された該ワークを研削する研削砥石が環状に配設された研削ホイールと、該研削ホイールをホイール回転軸の周りに回転させるモータと、を備え、該モータで該研削ホイールを回転させると該研削砥石が該保持テーブルの該保持面の該中心の上方を通る環状軌道上を移動する研削ユニットと、
該研削ユニットと、該保持テーブルと、を該テーブル回転軸の伸長方向に沿って相対的に移動させる昇降ユニットと、を備える研削装置において該ワークを研削する該ワークの研削方法であって、
該ワークを該保持テーブルの円錐面ではなく平坦な該保持面で保持する保持ステップと、
該研削ホイールを該ホイール回転軸の周りに回転させ該環状軌道上に該研削砥石を移動させつつ該保持テーブルを該テーブル回転軸の周りに回転させ、該昇降ユニットで該研削ユニットと、該保持テーブルと、を相対的に近づけ該ワークの上面に該研削砥石を当接させて該ワークを研削する研削ステップと、を備え、
該研削ステップでは、該環状軌道が該保持テーブルの該保持面に対して傾いており、該環状軌道が該保持面の該中心の上方と、該保持面の外周の上方と、の間の領域において該保持面に最も近づく状態で該研削砥石を該ワークの該上面に当接させることを特徴とするワークの研削方法。 - 該研削ステップでは、該領域の該保持面の該中心の上方と該保持面の外周の上方との中間点で該環状軌道が該保持面に最も近づくことを特徴とする請求項1に記載のワークの研削方法。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019230813A JP7391470B2 (ja) | 2019-12-20 | 2019-12-20 | ワークの研削方法 |
KR1020200153288A KR20210080191A (ko) | 2019-12-20 | 2020-11-17 | 워크의 연삭 방법 |
SG10202011978UA SG10202011978UA (en) | 2019-12-20 | 2020-12-01 | Method of grinding workpiece |
US17/118,741 US11813717B2 (en) | 2019-12-20 | 2020-12-11 | Method of grinding workpiece |
CN202011439739.4A CN113001262B (zh) | 2019-12-20 | 2020-12-11 | 工件的磨削方法 |
EP20214584.3A EP3838483B1 (en) | 2019-12-20 | 2020-12-16 | Method of grinding workpiece |
TW109144424A TW202125612A (zh) | 2019-12-20 | 2020-12-16 | 工件之研削方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019230813A JP7391470B2 (ja) | 2019-12-20 | 2019-12-20 | ワークの研削方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021098252A JP2021098252A (ja) | 2021-07-01 |
JP7391470B2 true JP7391470B2 (ja) | 2023-12-05 |
Family
ID=73855088
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2019230813A Active JP7391470B2 (ja) | 2019-12-20 | 2019-12-20 | ワークの研削方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US11813717B2 (ja) |
EP (1) | EP3838483B1 (ja) |
JP (1) | JP7391470B2 (ja) |
KR (1) | KR20210080191A (ja) |
CN (1) | CN113001262B (ja) |
SG (1) | SG10202011978UA (ja) |
TW (1) | TW202125612A (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116197751B (zh) * | 2023-01-05 | 2024-01-12 | 深圳市立能威微电子有限公司 | 一种空白硅片的全面打磨校验一体机及使用方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004351553A (ja) | 2003-05-28 | 2004-12-16 | Noritake Co Ltd | 縦型ロータリ研削盤 |
JP2009090389A (ja) | 2007-10-04 | 2009-04-30 | Disco Abrasive Syst Ltd | ウェーハの研削加工装置 |
JP2009246240A (ja) | 2008-03-31 | 2009-10-22 | Tokyo Seimitsu Co Ltd | 半導体ウェーハ裏面の研削方法及びそれに用いる半導体ウェーハ裏面研削装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4335980C2 (de) | 1993-10-21 | 1998-09-10 | Wacker Siltronic Halbleitermat | Verfahren zum Positionieren einer Werkstückhalterung |
JP2005022059A (ja) | 2003-07-02 | 2005-01-27 | Ebara Corp | 研削盤及び研削方法 |
JP2005052955A (ja) | 2003-08-07 | 2005-03-03 | Nachi Fujikoshi Corp | 表面研削装置 |
JP6045926B2 (ja) * | 2013-01-29 | 2016-12-14 | 株式会社ディスコ | 研削研磨装置 |
JP6082682B2 (ja) * | 2013-10-02 | 2017-02-15 | 株式会社ディスコ | テーブルの整形方法 |
JP6159639B2 (ja) * | 2013-10-08 | 2017-07-05 | 株式会社ディスコ | 研削装置 |
JP6399913B2 (ja) | 2014-12-04 | 2018-10-03 | 株式会社ディスコ | ウエーハの生成方法 |
JP6534861B2 (ja) * | 2015-06-01 | 2019-06-26 | 株式会社ディスコ | 研削装置 |
JP2017071032A (ja) * | 2015-10-09 | 2017-04-13 | 株式会社ディスコ | 研削方法 |
JP6576801B2 (ja) * | 2015-11-19 | 2019-09-18 | 株式会社ディスコ | 研削装置 |
JP6792408B2 (ja) * | 2016-10-25 | 2020-11-25 | 株式会社ディスコ | チャックテーブルの整形方法 |
JP6912284B2 (ja) * | 2017-06-23 | 2021-08-04 | 株式会社ディスコ | 研削装置 |
-
2019
- 2019-12-20 JP JP2019230813A patent/JP7391470B2/ja active Active
-
2020
- 2020-11-17 KR KR1020200153288A patent/KR20210080191A/ko unknown
- 2020-12-01 SG SG10202011978UA patent/SG10202011978UA/en unknown
- 2020-12-11 US US17/118,741 patent/US11813717B2/en active Active
- 2020-12-11 CN CN202011439739.4A patent/CN113001262B/zh active Active
- 2020-12-16 EP EP20214584.3A patent/EP3838483B1/en active Active
- 2020-12-16 TW TW109144424A patent/TW202125612A/zh unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004351553A (ja) | 2003-05-28 | 2004-12-16 | Noritake Co Ltd | 縦型ロータリ研削盤 |
JP2009090389A (ja) | 2007-10-04 | 2009-04-30 | Disco Abrasive Syst Ltd | ウェーハの研削加工装置 |
JP2009246240A (ja) | 2008-03-31 | 2009-10-22 | Tokyo Seimitsu Co Ltd | 半導体ウェーハ裏面の研削方法及びそれに用いる半導体ウェーハ裏面研削装置 |
Also Published As
Publication number | Publication date |
---|---|
CN113001262B (zh) | 2024-02-23 |
SG10202011978UA (en) | 2021-07-29 |
EP3838483A1 (en) | 2021-06-23 |
US20210187689A1 (en) | 2021-06-24 |
TW202125612A (zh) | 2021-07-01 |
US11813717B2 (en) | 2023-11-14 |
JP2021098252A (ja) | 2021-07-01 |
CN113001262A (zh) | 2021-06-22 |
EP3838483B1 (en) | 2023-02-22 |
KR20210080191A (ko) | 2021-06-30 |
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