JP2009036637A - 変位測定装置 - Google Patents
変位測定装置 Download PDFInfo
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- JP2009036637A JP2009036637A JP2007201283A JP2007201283A JP2009036637A JP 2009036637 A JP2009036637 A JP 2009036637A JP 2007201283 A JP2007201283 A JP 2007201283A JP 2007201283 A JP2007201283 A JP 2007201283A JP 2009036637 A JP2009036637 A JP 2009036637A
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- 239000000463 material Substances 0.000 claims description 33
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- 230000001678 irradiating effect Effects 0.000 abstract description 2
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- 230000003287 optical effect Effects 0.000 description 18
- 238000010586 diagram Methods 0.000 description 9
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- 239000011651 chromium Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 238000000691 measurement method Methods 0.000 description 3
- 229920000515 polycarbonate Polymers 0.000 description 3
- 239000004417 polycarbonate Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000011000 absolute method Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
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- 238000000016 photochemical curing Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/54—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using means specified in two or more of groups G01D5/02, G01D5/12, G01D5/26, G01D5/42, and G01D5/48
- G01D5/56—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using means specified in two or more of groups G01D5/02, G01D5/12, G01D5/26, G01D5/42, and G01D5/48 using electric or magnetic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/54—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using means specified in two or more of groups G01D5/02, G01D5/12, G01D5/26, G01D5/42, and G01D5/48
- G01D5/58—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using means specified in two or more of groups G01D5/02, G01D5/12, G01D5/26, G01D5/42, and G01D5/48 using optical means, i.e. using infrared, visible or ultraviolet light
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
【解決手段】磁気パターン31と回折格子32がそれぞれ測定軸方向Xに配列された複合スケール2と、複合スケール2に対して相対的に測定軸方向Xへ移動されると共に、磁気パターン31により生じる磁界を検出して第1の再生信号を生成する磁気検出部11と、回折格子32に光を照射する光源12と、回折格子32により回折された光を検出して第2の再生信号を生成する光検出部13とを有する検出ヘッド3と、を備え、第1の再生信号のピッチが第2の再生信号のピッチよりも大きくなるように磁気パターン31と回折格子32を配列した。
【選択図】図1
Description
Claims (6)
- 磁気パターンと回折格子がそれぞれ測定軸方向に配列された複合スケールと、
前記複合スケールに対して相対的に前記測定軸方向へ移動されると共に、前記磁気パターンにより生じる磁界を検出して第1の再生信号を生成する磁気検出部と、前記回折格子に光を照射する光源と、前記回折格子により回折された光を検出して第2の再生信号を生成する光検出部とを有する検出ヘッドと、を備え、
前記第1の再生信号のピッチが前記第2の再生信号のピッチよりも大きくなるように前記磁気パターンと前記回折格子を配列した
ことを特徴とする変位測定装置。 - 前記複合スケールは、
前記磁気パターンが形成されたベース材と、
光硬化性樹脂或いは熱硬化性樹脂からなり、前記ベース材に積層されると共に前記ベース材と反対側の面に前記回折格子が形成された樹脂層と、
前記樹脂層の表面に形成された反射膜と、を有する
ことを特徴とする請求項1記載の変位測定装置。 - 前記複合スケールは、前記反射膜が形成された前記樹脂層を覆う保護膜を有する
ことを特徴とする請求項2記載の変位測定装置。 - 前記磁気パターンと前記回折格子を、前記複合スケールの同じトラック上に形成した
ことを特徴とする請求項2記載の変位測定装置。 - 前記磁気パターンは、N極とS極を測定軸方向に交互に磁気記録することにより形成したものである
ことを特徴とする請求項1記載の変位測定装置。 - 前記磁気パターンは、位置情報を読み取り可能なコードを磁気によって表現したものである
ことを特徴とする請求項1記載の変位測定装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007201283A JP2009036637A (ja) | 2007-08-01 | 2007-08-01 | 変位測定装置 |
KR1020080064847A KR20090013681A (ko) | 2007-08-01 | 2008-07-04 | 변위 측정 장치 |
EP08012121.3A EP2020591A3 (en) | 2007-08-01 | 2008-07-04 | Displacement measuring apparatus |
US12/177,977 US7808650B2 (en) | 2007-08-01 | 2008-07-23 | Displacement measuring apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007201283A JP2009036637A (ja) | 2007-08-01 | 2007-08-01 | 変位測定装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2009036637A true JP2009036637A (ja) | 2009-02-19 |
Family
ID=39739591
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007201283A Pending JP2009036637A (ja) | 2007-08-01 | 2007-08-01 | 変位測定装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7808650B2 (ja) |
EP (1) | EP2020591A3 (ja) |
JP (1) | JP2009036637A (ja) |
KR (1) | KR20090013681A (ja) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011095180A (ja) * | 2009-10-30 | 2011-05-12 | Iai:Kk | エンコーダ及びサーボモータ |
JP2012068132A (ja) * | 2010-09-24 | 2012-04-05 | Mori Seiki Co Ltd | 光学スケールの製造方法 |
EP2918978A1 (en) | 2014-03-10 | 2015-09-16 | DMG Mori Seiki Co. Ltd. | Position detecting device |
JP2015532726A (ja) * | 2012-08-23 | 2015-11-12 | エーエスエムエル ネザーランズ ビー.ブイ. | リソグラフィ装置、デバイス製造方法及び変位測定システム |
EP2955487A1 (en) | 2014-06-09 | 2015-12-16 | DMG Mori Seiki Co. Ltd. | Position detecting device |
JP2016161431A (ja) * | 2015-03-03 | 2016-09-05 | キヤノン株式会社 | 位置検出装置およびこれを用いた装置 |
JP2016161433A (ja) * | 2015-03-03 | 2016-09-05 | キヤノン株式会社 | 位置検出装置およびこれを用いた装置 |
WO2018001416A1 (de) | 2016-07-01 | 2018-01-04 | Physik Instrumente (Pi) Gmbh & Co. Kg | Sensoreinrichtung |
CN113029002A (zh) * | 2021-03-18 | 2021-06-25 | 中国科学院长春光学精密机械与物理研究所 | 一种直线位移测量装置及方法 |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2113742B2 (de) * | 2008-04-30 | 2019-01-02 | Baumer Electric AG | Messvorrichtung mit Zwei-Kanal-Abtastung |
JP5594945B2 (ja) * | 2008-08-06 | 2014-09-24 | 日本トムソン株式会社 | アンプ回路を備えたスライド装置 |
DE202009003253U1 (de) * | 2009-02-27 | 2010-07-22 | Balluff Gmbh | Kodierter Maßkörper und Positions-/Wegmesssystem |
JP5695478B2 (ja) * | 2011-04-15 | 2015-04-08 | Dmg森精機株式会社 | 光学式変位測定装置 |
US9035647B2 (en) * | 2012-07-02 | 2015-05-19 | Leine & Linde Ab | Encoder |
JP5939956B2 (ja) * | 2012-10-12 | 2016-06-29 | Dmg森精機株式会社 | 変位検出装置 |
CN103322919B (zh) * | 2013-05-27 | 2016-06-01 | 广东万濠精密仪器股份有限公司 | 光栅尺及其快速找零位的方法 |
US10113888B2 (en) * | 2015-03-03 | 2018-10-30 | Canon Kabushiki Kaisha | Position detection apparatus, apparatus including the same and position detection method |
US9739642B2 (en) * | 2015-04-24 | 2017-08-22 | Mitutoyo Corporation | Encoder scale and manufacturing and attaching method thereof |
JP6694355B2 (ja) * | 2016-09-01 | 2020-05-13 | 浜松ホトニクス株式会社 | 可動回折格子及びその製造方法、並びに外部共振器型レーザモジュール |
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JPS60129613A (ja) * | 1983-12-19 | 1985-07-10 | Omron Tateisi Electronics Co | 回転検出装置 |
JPS6176308U (ja) * | 1984-10-26 | 1986-05-22 | ||
JPH04211202A (ja) * | 1990-03-19 | 1992-08-03 | Canon Inc | 反射型回折格子および該回折格子を用いた装置 |
JP2004028905A (ja) * | 2002-06-27 | 2004-01-29 | Olympus Corp | 光学式エンコーダ |
WO2006003452A2 (en) * | 2004-07-06 | 2006-01-12 | Renishaw Plc | Scale reading apparatus |
Family Cites Families (12)
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DE2967525D1 (en) * | 1978-12-19 | 1985-11-07 | Toshiba Kk | Encoder for length or angle measuring devices with high accuracy |
WO1989011080A1 (en) * | 1988-05-10 | 1989-11-16 | Siemens Aktiengesellschaft | Position-coded sensor |
US5066130A (en) * | 1988-05-10 | 1991-11-19 | Canon Kabushiki Kaisha | Displacement measuring apparatus |
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JP4722474B2 (ja) | 2004-12-24 | 2011-07-13 | 株式会社ミツトヨ | 変位検出装置 |
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-
2007
- 2007-08-01 JP JP2007201283A patent/JP2009036637A/ja active Pending
-
2008
- 2008-07-04 KR KR1020080064847A patent/KR20090013681A/ko not_active Withdrawn
- 2008-07-04 EP EP08012121.3A patent/EP2020591A3/en not_active Withdrawn
- 2008-07-23 US US12/177,977 patent/US7808650B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS60129613A (ja) * | 1983-12-19 | 1985-07-10 | Omron Tateisi Electronics Co | 回転検出装置 |
JPS6176308U (ja) * | 1984-10-26 | 1986-05-22 | ||
JPH04211202A (ja) * | 1990-03-19 | 1992-08-03 | Canon Inc | 反射型回折格子および該回折格子を用いた装置 |
JP2004028905A (ja) * | 2002-06-27 | 2004-01-29 | Olympus Corp | 光学式エンコーダ |
WO2006003452A2 (en) * | 2004-07-06 | 2006-01-12 | Renishaw Plc | Scale reading apparatus |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011095180A (ja) * | 2009-10-30 | 2011-05-12 | Iai:Kk | エンコーダ及びサーボモータ |
JP2012068132A (ja) * | 2010-09-24 | 2012-04-05 | Mori Seiki Co Ltd | 光学スケールの製造方法 |
JP2015532726A (ja) * | 2012-08-23 | 2015-11-12 | エーエスエムエル ネザーランズ ビー.ブイ. | リソグラフィ装置、デバイス製造方法及び変位測定システム |
US9575416B2 (en) | 2012-08-23 | 2017-02-21 | Asml Netherlands B.V. | Lithographic apparatus, device manufacturing method and displacement measurement system |
US9733317B2 (en) | 2014-03-10 | 2017-08-15 | Dmg Mori Seiki Co., Ltd. | Position detecting device |
EP2918978A1 (en) | 2014-03-10 | 2015-09-16 | DMG Mori Seiki Co. Ltd. | Position detecting device |
EP3385680A1 (en) | 2014-03-10 | 2018-10-10 | DMG Mori Seiki Co. Ltd. | Position detecting device |
US10048093B2 (en) | 2014-03-10 | 2018-08-14 | Dmg Mori Seiki Co., Ltd. | Position detecting device |
US10024691B2 (en) | 2014-03-10 | 2018-07-17 | Dmg Mori Seiki Co., Ltd. | Position detecting device |
EP2955487A1 (en) | 2014-06-09 | 2015-12-16 | DMG Mori Seiki Co. Ltd. | Position detecting device |
US9719805B2 (en) | 2014-06-09 | 2017-08-01 | Dmg Mori Seiki Co., Ltd. | Position detecting device |
JP2016161433A (ja) * | 2015-03-03 | 2016-09-05 | キヤノン株式会社 | 位置検出装置およびこれを用いた装置 |
JP2016161431A (ja) * | 2015-03-03 | 2016-09-05 | キヤノン株式会社 | 位置検出装置およびこれを用いた装置 |
WO2018001416A1 (de) | 2016-07-01 | 2018-01-04 | Physik Instrumente (Pi) Gmbh & Co. Kg | Sensoreinrichtung |
US10627263B2 (en) | 2016-07-01 | 2020-04-21 | Physik Instrumente (Pi) Gmbh & Co. Kg | Sensor device |
CN113029002A (zh) * | 2021-03-18 | 2021-06-25 | 中国科学院长春光学精密机械与物理研究所 | 一种直线位移测量装置及方法 |
CN113029002B (zh) * | 2021-03-18 | 2021-12-07 | 中国科学院长春光学精密机械与物理研究所 | 一种直线位移测量装置及方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20090013681A (ko) | 2009-02-05 |
US20090033946A1 (en) | 2009-02-05 |
EP2020591A2 (en) | 2009-02-04 |
US7808650B2 (en) | 2010-10-05 |
EP2020591A3 (en) | 2013-10-09 |
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