ES2882114T3 - Disposición del detector de marca de referencia - Google Patents
Disposición del detector de marca de referencia Download PDFInfo
- Publication number
- ES2882114T3 ES2882114T3 ES14776653T ES14776653T ES2882114T3 ES 2882114 T3 ES2882114 T3 ES 2882114T3 ES 14776653 T ES14776653 T ES 14776653T ES 14776653 T ES14776653 T ES 14776653T ES 2882114 T3 ES2882114 T3 ES 2882114T3
- Authority
- ES
- Spain
- Prior art keywords
- scale
- reference mark
- incremental
- photodetector
- light
- 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
- 230000003287 optical effect Effects 0.000 claims abstract description 43
- 230000033001 locomotion Effects 0.000 claims abstract description 12
- 238000005266 casting Methods 0.000 claims description 4
- 238000005259 measurement Methods 0.000 description 13
- 238000001514 detection method Methods 0.000 description 7
- 230000000737 periodic effect Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000005670 electromagnetic radiation Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000004913 activation Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000001256 tonic effect Effects 0.000 description 1
Classifications
-
- 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
- G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/36—Forming the light into pulses
- G01D5/38—Forming the light into pulses by diffraction gratings
-
- 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
- G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/347—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
- G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
- G01D5/34715—Scale reading or illumination devices
-
- 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
- G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/347—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
- G01D5/34746—Linear encoders
-
- 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
- G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/36—Forming the light into pulses
- G01D5/366—Particular pulse shapes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP13275237 | 2013-10-01 | ||
| PCT/EP2014/070614 WO2015049173A1 (en) | 2013-10-01 | 2014-09-26 | Reference mark detector arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2882114T3 true ES2882114T3 (es) | 2021-12-01 |
Family
ID=49301402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES14776653T Active ES2882114T3 (es) | 2013-10-01 | 2014-09-26 | Disposición del detector de marca de referencia |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US10281301B2 (enExample) |
| EP (1) | EP3052898B1 (enExample) |
| JP (1) | JP7153997B2 (enExample) |
| CN (1) | CN106104216B (enExample) |
| ES (1) | ES2882114T3 (enExample) |
| WO (1) | WO2015049173A1 (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017203210A1 (en) * | 2016-05-25 | 2017-11-30 | Renishaw Plc | Adaptive reference mark detection process |
| US10295378B2 (en) * | 2017-06-29 | 2019-05-21 | Mitutoyo Corporation | Contamination and defect resistant optical encoder configuration outputting structured illumination to a scale plane for providing displacement signals |
| DE102018202556A1 (de) * | 2018-02-20 | 2019-08-22 | Dr. Johannes Heidenhain Gmbh | Optische Positionsmesseinrichtung |
| EP3623769A1 (en) * | 2018-09-12 | 2020-03-18 | Renishaw PLC | Measurement device |
| EP3663723A1 (en) | 2018-12-04 | 2020-06-10 | Renishaw PLC | Encoder apparatus |
| CN209570108U (zh) * | 2018-12-05 | 2019-11-01 | 惠科股份有限公司 | 一种用于显示面板的刻度尺和测量装置 |
| JP7039642B2 (ja) * | 2020-04-01 | 2022-03-22 | 株式会社東京精密 | リニア・スケールを有するエンコーダ |
| JP7475973B2 (ja) * | 2020-06-08 | 2024-04-30 | キヤノン株式会社 | 光学式エンコーダ及び制御装置 |
| CN112344859A (zh) * | 2020-09-14 | 2021-02-09 | 桂林电子科技大学 | 一种基于光栅读头组合的位移测量方法 |
| DE102020134604B4 (de) | 2020-12-22 | 2022-07-14 | Smaract Gmbh | Vorrichtung und Verfahren zur Positionsbestimmung |
| EP4390327A1 (en) | 2022-12-20 | 2024-06-26 | Renishaw PLC | Encoder apparatus |
| WO2024134155A1 (en) | 2022-12-20 | 2024-06-27 | Renishaw Plc | Encoder apparatus |
Family Cites Families (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62172219A (ja) * | 1986-03-14 | 1987-07-29 | Ishikawajima Harima Heavy Ind Co Ltd | 回転検出器 |
| JP2586121B2 (ja) | 1988-09-30 | 1997-02-26 | キヤノン株式会社 | ロータリーエンコーダの原点検出系 |
| JP2670457B2 (ja) | 1989-09-29 | 1997-10-29 | キヤノン株式会社 | 零点位置検出装置 |
| JP3530573B2 (ja) | 1994-04-27 | 2004-05-24 | キヤノン株式会社 | 光学式変位センサ |
| DE4428590C2 (de) | 1994-08-12 | 1996-06-20 | Heidenhain Gmbh Dr Johannes | Positionsmeßeinrichtung |
| GB9424969D0 (en) | 1994-12-10 | 1995-02-08 | Renishaw Plc | Opto-electronic scale reading apparatus |
| DE69622297T2 (de) | 1995-02-21 | 2002-11-21 | Canon K.K., Tokio/Tokyo | Vorrichtung zur Bestimmung einer Verschiebung und deren Verwendung in einer Einrichtung zur Antriebsregelung |
| JPH08226804A (ja) * | 1995-02-21 | 1996-09-03 | Canon Inc | 変位情報検出装置及びこれを用いたドライブ制御装置 |
| JP3471971B2 (ja) | 1995-05-10 | 2003-12-02 | キヤノン株式会社 | 複合型のロータリーエンコーダ |
| JP3591942B2 (ja) * | 1995-10-27 | 2004-11-24 | キヤノン株式会社 | 変位情報検出装置 |
| JP3722949B2 (ja) * | 1997-05-27 | 2005-11-30 | 株式会社ミツトヨ | 光電式エンコーダ |
| DE19754595B4 (de) * | 1997-12-10 | 2011-06-01 | Dr. Johannes Heidenhain Gmbh | Lichtelektrische Positionsmeßeinrichtung |
| DE19854733A1 (de) | 1998-11-27 | 2000-05-31 | Heidenhain Gmbh Dr Johannes | Abtasteinheit einer Positionsmeßeinrichtung |
| DE60033075T3 (de) | 1999-04-16 | 2012-08-30 | Canon K.K. | Kodierer |
| DE19941318A1 (de) * | 1999-08-31 | 2001-03-15 | Heidenhain Gmbh Dr Johannes | Optische Positionsmeßeinrichtung |
| JP2001356028A (ja) | 2000-06-14 | 2001-12-26 | Olympus Optical Co Ltd | 光学式エンコーダ |
| GB0103582D0 (en) | 2001-02-14 | 2001-03-28 | Renishaw Plc | Position determination system |
| WO2003021194A2 (en) | 2001-08-30 | 2003-03-13 | Microe Systems Corporation | Reference point talbot encoder |
| JP4266105B2 (ja) * | 2002-08-28 | 2009-05-20 | サムタク株式会社 | 原点設定型リニヤスケール |
| GB0316921D0 (en) | 2003-07-19 | 2003-08-27 | Renishaw Plc | Reader for a scale marking |
| DE112004002244B4 (de) | 2003-11-20 | 2013-11-28 | Mitsubishi Denki K.K. | Optischer Codierer |
| JP2005326266A (ja) | 2004-05-14 | 2005-11-24 | Sharp Corp | 反射型位置エンコーダ |
| GB0413710D0 (en) | 2004-06-21 | 2004-07-21 | Renishaw Plc | Scale reading apparatus |
| JP2006071535A (ja) * | 2004-09-03 | 2006-03-16 | Mitsutoyo Corp | 変位検出装置 |
| JP4869628B2 (ja) * | 2005-05-26 | 2012-02-08 | オリンパス株式会社 | 光学式エンコーダ |
| GB0522651D0 (en) | 2005-11-07 | 2005-12-14 | Renishaw Plc | Scale and readhead system |
| JP5308059B2 (ja) | 2008-04-25 | 2013-10-09 | 株式会社ミツトヨ | 光電式エンコーダ用スケール |
| JP2010223636A (ja) * | 2009-03-19 | 2010-10-07 | Olympus Corp | 光学式エンコーダ |
| GB0909724D0 (en) | 2009-06-05 | 2009-07-22 | Renishaw Plc | Position measurement encoder and method of operation |
| US9632315B2 (en) | 2010-10-21 | 2017-04-25 | Lockheed Martin Corporation | Head-mounted display apparatus employing one or more fresnel lenses |
| DE102011076055A1 (de) * | 2011-05-18 | 2012-11-22 | Dr. Johannes Heidenhain Gmbh | Optische Positionsmesseinrichtung |
-
2014
- 2014-09-26 WO PCT/EP2014/070614 patent/WO2015049173A1/en not_active Ceased
- 2014-09-26 ES ES14776653T patent/ES2882114T3/es active Active
- 2014-09-26 JP JP2016519750A patent/JP7153997B2/ja active Active
- 2014-09-26 US US15/024,507 patent/US10281301B2/en active Active
- 2014-09-26 EP EP14776653.9A patent/EP3052898B1/en active Active
- 2014-09-26 CN CN201480065636.2A patent/CN106104216B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2016536576A (ja) | 2016-11-24 |
| WO2015049173A1 (en) | 2015-04-09 |
| CN106104216A (zh) | 2016-11-09 |
| CN106104216B (zh) | 2018-11-02 |
| US20160231144A1 (en) | 2016-08-11 |
| EP3052898B1 (en) | 2021-06-02 |
| JP7153997B2 (ja) | 2022-10-17 |
| EP3052898A1 (en) | 2016-08-10 |
| US10281301B2 (en) | 2019-05-07 |
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