ES2972318T3 - Dispositivo de medición de posición - Google Patents

Dispositivo de medición de posición

Info

Publication number
ES2972318T3
ES2972318T3 ES20807001T ES20807001T ES2972318T3 ES 2972318 T3 ES2972318 T3 ES 2972318T3 ES 20807001 T ES20807001 T ES 20807001T ES 20807001 T ES20807001 T ES 20807001T ES 2972318 T3 ES2972318 T3 ES 2972318T3
Authority
ES
Spain
Prior art keywords
measuring device
position measuring
measuring
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
Application number
ES20807001T
Other languages
English (en)
Inventor
Jason Slack
Julian Cluff
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Renishaw PLC
Original Assignee
Renishaw PLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Renishaw PLC filed Critical Renishaw PLC
Application granted granted Critical
Publication of ES2972318T3 publication Critical patent/ES2972318T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • G01D5/347—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
    • 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
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/04—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving
    • G01B11/043—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving for measuring length
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
ES20807001T 2019-11-15 2020-11-12 Dispositivo de medición de posición Active ES2972318T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB1916641.2A GB201916641D0 (en) 2019-11-15 2019-11-15 Position measurement device
PCT/EP2020/081914 WO2021094456A1 (en) 2019-11-15 2020-11-12 Position measurement device

Publications (1)

Publication Number Publication Date
ES2972318T3 true ES2972318T3 (es) 2024-06-12

Family

ID=69063190

Family Applications (1)

Application Number Title Priority Date Filing Date
ES20807001T Active ES2972318T3 (es) 2019-11-15 2020-11-12 Dispositivo de medición de posición

Country Status (9)

Country Link
US (1) US20220397430A1 (es)
EP (1) EP4058756B1 (es)
JP (1) JP2023502079A (es)
KR (1) KR20220097912A (es)
CN (1) CN114729824A (es)
ES (1) ES2972318T3 (es)
GB (1) GB201916641D0 (es)
LT (1) LT4058756T (es)
WO (1) WO2021094456A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4134633A1 (en) 2021-08-12 2023-02-15 Renishaw PLC Position encoder apparatus
KR20240042465A (ko) 2021-08-12 2024-04-02 레니쇼우 피엘씨 위치 인코더 장치

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3344700A (en) * 1961-05-23 1967-10-03 British Aircraft Corp Ltd Displacement measuring system
GB8432574D0 (en) 1984-12-22 1985-02-06 Renishaw Plc Opto-electronic scale-reading apparatus
DD263584A1 (de) * 1987-08-20 1989-01-04 Zeiss Jena Veb Carl Fotoelektrische abtastanordnung zur erfassung der bewegung von strichteilungen im auflichtverfahren
FI902883A (fi) * 1990-06-08 1991-12-09 Partek Ab Optisk reflexionsgivare.
US6310689B1 (en) * 1996-08-23 2001-10-30 Asahi Kogaku Kogyo Kabushiki Kaisha Pattern reading apparatus
GB0109057D0 (en) 2001-04-11 2001-05-30 Renishaw Plc Absolute postition measurement
GB0413710D0 (en) 2004-06-21 2004-07-21 Renishaw Plc Scale reading apparatus
GB2443113B (en) * 2004-07-28 2008-08-13 Caterpillar Inc Robust barcode and reader for rod position determinaton
US7525085B2 (en) * 2006-04-14 2009-04-28 Avago Technologies General Ip (Singapore) Pte. Ltd. Multi-axis optical encoders
US7495583B2 (en) * 2006-04-14 2009-02-24 Avago Technologies General Ip (Singapore) Pte. Ltd. Flat-top reflection-based optical encoders
GB0819767D0 (en) * 2008-10-28 2008-12-03 Renishaw Plc Absolute encoder setup indication
GB0906257D0 (en) 2009-04-08 2009-05-20 Renishaw Plc Position encoder apparatus
US8476577B2 (en) * 2010-03-29 2013-07-02 Mitutoyo Corporation Optical encoder
US8637805B2 (en) * 2010-03-29 2014-01-28 Mitutoyo Corporation Optical encoder using off-axis imaging through a lens
US9651404B2 (en) * 2015-09-29 2017-05-16 Mitutoyo Corporation Optical encoder having an optical portion comprising dual lenses and an aperture portion positioned in relation to a moiré grating
EP3150968B1 (de) * 2015-10-02 2018-03-21 SICK STEGMANN GmbH Optoelektronischer sensor
JP2018072184A (ja) * 2016-10-31 2018-05-10 セイコーエプソン株式会社 エンコーダーおよびロボット

Also Published As

Publication number Publication date
EP4058756B1 (en) 2024-01-31
GB201916641D0 (en) 2020-01-01
CN114729824A (zh) 2022-07-08
US20220397430A1 (en) 2022-12-15
EP4058756A1 (en) 2022-09-21
WO2021094456A1 (en) 2021-05-20
KR20220097912A (ko) 2022-07-08
JP2023502079A (ja) 2023-01-20
LT4058756T (lt) 2024-03-12

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