JP5993870B2 - エンコーダ読取りヘッド装置 - Google Patents
エンコーダ読取りヘッド装置 Download PDFInfo
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- JP5993870B2 JP5993870B2 JP2013547904A JP2013547904A JP5993870B2 JP 5993870 B2 JP5993870 B2 JP 5993870B2 JP 2013547904 A JP2013547904 A JP 2013547904A JP 2013547904 A JP2013547904 A JP 2013547904A JP 5993870 B2 JP5993870 B2 JP 5993870B2
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- encoder
- scale
- read head
- opening
- encoder scale
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- 238000001514 detection method Methods 0.000 description 7
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Images
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
- G01D5/12—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 electric or magnetic means
- G01D5/14—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 electric or magnetic means influencing the magnitude of a current or voltage
- G01D5/142—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 electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices
- G01D5/145—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 electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
-
- 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
- G01D5/34753—Carriages; Driving or coupling means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
Claims (15)
- 略円形の横断面を有する細長いロッドを含むエンコーダスケールを捕捉する開口部を有するハウジングであって、前記開口部は、捕捉されたエンコーダスケールに沿って前後に滑動することができる軸方向を画定している、ハウジングと、
前記開口部内に配置されているエンコーダスケールの一部分を読み取るスケール読取り装置と
を含み、
前記ハウジングが、非軸方向の前記ハウジングと前記エンコーダスケールとの間の相対運動により、前記エンコーダスケールが前記開口部内に挿入されかつ/またはそこから除去されることを可能にするアクセス部を含む、エンコーダ読取りヘッド。 - 前記アクセス部は、前記エンコーダスケールが、前記軸方向に対して略直角な方向の前記ハウジングと前記エンコーダスケールとの間の相対運動により、前記開口部内に挿入されかつ/またはそこから除去されることを可能にする、請求項1に記載のエンコーダ読取りヘッド。
- 前記アクセス部は、前記ハウジングの側壁に形成されている間隙を含み、前記間隙は、前記エンコーダスケールが前記間隙を通って前記開口部内に挿入されかつ/またはそこから除去されることを可能にする前記開口部への側面アクセスを提供する、請求項1または2に記載のエンコーダ読取りヘッド。
- 前記ハウジングは間隙を画定し、該間隙は、前記間隙が拡張することを可能にし、それにより前記エンコーダスケールがそこを通過することを可能にする少なくとも1つの弾性変形可能壁部を有する、請求項3に記載のエンコーダ読取りヘッド。
- 前記間隙は、エンコーダスケールと係合するように押圧されると前記間隙を拡張させる溝付きの入口を含む、請求項4に記載のエンコーダ読取りヘッド。
- 前記エンコーダスケールが前記間隙と係合させられると、前記エンコーダスケールは前記間隙を通過し、スナップ嵌め式作用により前記開口部内に捕捉される、請求項4または5のいずれか一項に記載のエンコーダ読取りヘッド。
- 前記ハウジングは、少なくとも1つの弾性変形可能壁部を有する開口部を画定しており、前記開口部の前記少なくとも1つの弾性変形可能壁部は、前記開口部内に配置されているエンコーダスケールと係合するように付勢され、それにより前記エンコーダスケールを捕捉する、請求項1から6のいずれかに記載のエンコーダ読取りヘッド。
- 板ばねと、前記開口部を画定している1つまたは複数の表面を有する内部滑動部とを含み、前記板ばねは、前記1つまたは複数の表面をエンコーダスケールと接触するように付勢し、それにより前記エンコーダスケールを前記開口部内に捕捉するようになされている、請求項7に記載のエンコーダ読取りヘッド。
- 捕捉されたエンコーダスケールが前記開口部の内部にぴったり嵌合し、前記スケール読取り装置に対して定位置を有する1つまたは複数の表面に保持され、それにより前記スケール読取り装置と関連するエンコーダスケールとが互いに対して前後に滑動する際にそれらの間に実質的に一定のライドハイトを維持する、請求項1から8のいずれかに記載のエンコーダ読取りヘッド。
- 前記開口部は、捕捉されたエンコーダスケールに係合する少なくとも1つの表面を含み、前記少なくとも1つの表面は、低摩擦係数を有する材料を含む、請求項1から9のいずれかに記載のエンコーダ読取りヘッド。
- 前記開口部は捕捉されたエンコーダスケールを部分的にのみ取り囲む、請求項1から10のいずれかに記載のエンコーダ読取りヘッド。
- 前記スケール読取り装置は、一連の磁気マーキングを含むエンコーダスケールを読み取る少なくとも1つの磁気センサを含む、請求項1から11のいずれかに記載のエンコーダ読取りヘッド。
- 前記エンコーダ読取りヘッドをデバイスに取り付ける台部を含み、前記台部は、前記軸方向に平行な方向に実質的に堅く、前記軸方向に平行でない1つまたは複数の方向に柔軟である、請求項1から12のいずれかに記載のエンコーダ読取りヘッド。
- 請求項1から13のいずれかに記載のエンコーダ読取りヘッドと、略円形の横断面を有する細長いロッドを含むエンコーダスケールとを含む、エンコーダ装置。
- 前記エンコーダスケールを形成するピストンロッドを含み、使用中、前記ピストンロッドもまた機械的負荷を担持する、請求項14に記載のエンコーダ装置を含む機械。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1100190.6 | 2011-01-07 | ||
GBGB1100190.6A GB201100190D0 (en) | 2011-01-07 | 2011-01-07 | Encoder readhead apparatus |
PCT/GB2012/000012 WO2012093253A1 (en) | 2011-01-07 | 2012-01-06 | Encoder readhead apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014501930A JP2014501930A (ja) | 2014-01-23 |
JP5993870B2 true JP5993870B2 (ja) | 2016-09-14 |
Family
ID=43663882
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013547904A Active JP5993870B2 (ja) | 2011-01-07 | 2012-01-06 | エンコーダ読取りヘッド装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9032638B2 (ja) |
EP (1) | EP2661607B1 (ja) |
JP (1) | JP5993870B2 (ja) |
CN (1) | CN103299163B (ja) |
GB (1) | GB201100190D0 (ja) |
WO (1) | WO2012093253A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210095210A (ko) * | 2018-12-26 | 2021-07-30 | 티에치케이 가부시끼가이샤 | 구름 안내 장치의 센서 설치 구조 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9829298B2 (en) * | 2011-06-24 | 2017-11-28 | Pi Tape Texas, Llc | Optical readout device to provide visual information |
ES2856695T3 (es) | 2015-12-03 | 2021-09-28 | Renishaw Plc | Codificador |
USD800811S1 (en) * | 2016-05-25 | 2017-10-24 | Zapadoceska Univerzita V Plzni | Linear guideway |
US11846529B2 (en) | 2021-04-19 | 2023-12-19 | Joral Llc | Magnetic rack and pinion linear magnetic encoder and position sensing system |
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JP3271626B2 (ja) * | 1992-04-14 | 2002-04-02 | キヤノン株式会社 | 記録装置 |
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JPH0953638A (ja) | 1995-08-11 | 1997-02-25 | Nippon Thompson Co Ltd | 位置検出装置並びにこれを具備した軌道台ユニット及び案内ユニット |
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JP3660925B2 (ja) | 2002-10-23 | 2005-06-15 | ファナック株式会社 | エンコーダ用回転ディスク |
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CN101103206B (zh) | 2005-03-18 | 2010-11-10 | Thk株式会社 | 引导装置 |
US7205530B2 (en) | 2005-05-16 | 2007-04-17 | Renco Encoders, Inc. | Encoder device and apparatus for gapping and centering an encoder device |
EP1752851A1 (de) | 2005-08-12 | 2007-02-14 | Schneeberger Holding AG | Linearführungssystem mit einer Einrichtung zum Messen |
JP4496154B2 (ja) * | 2005-10-31 | 2010-07-07 | 株式会社リコー | ロータリーエンコーダ、ローラ部材、ベルト搬送装置、画像形成装置 |
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JP5255395B2 (ja) | 2008-10-01 | 2013-08-07 | Thk株式会社 | スケール付運動案内装置及びスケール付運動案内装置用軌道部材 |
US20100162582A1 (en) | 2008-12-30 | 2010-07-01 | Chih-Mao Shiao | Positioning Device of a Magnetic Ruler |
GB0903535D0 (en) * | 2009-03-02 | 2009-04-08 | Rls Merilna Tehnika D O O | Encoder readhead |
DE102010061737A1 (de) * | 2010-11-22 | 2012-05-24 | Baumer Innotec Ag | Absolutwertgeber mit Sprungstelle in kodierter Absolutlage |
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-
2011
- 2011-01-07 GB GBGB1100190.6A patent/GB201100190D0/en not_active Ceased
-
2012
- 2012-01-06 JP JP2013547904A patent/JP5993870B2/ja active Active
- 2012-01-06 EP EP12701259.9A patent/EP2661607B1/en active Active
- 2012-01-06 CN CN201280004700.7A patent/CN103299163B/zh active Active
- 2012-01-06 WO PCT/GB2012/000012 patent/WO2012093253A1/en active Application Filing
- 2012-01-06 US US13/976,675 patent/US9032638B2/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210095210A (ko) * | 2018-12-26 | 2021-07-30 | 티에치케이 가부시끼가이샤 | 구름 안내 장치의 센서 설치 구조 |
KR102341986B1 (ko) * | 2018-12-26 | 2021-12-22 | 티에치케이 가부시끼가이샤 | 구름 안내 장치의 센서 설치 구조 |
Also Published As
Publication number | Publication date |
---|---|
JP2014501930A (ja) | 2014-01-23 |
US9032638B2 (en) | 2015-05-19 |
CN103299163B (zh) | 2015-09-16 |
WO2012093253A1 (en) | 2012-07-12 |
CN103299163A (zh) | 2013-09-11 |
EP2661607B1 (en) | 2017-07-05 |
EP2661607A1 (en) | 2013-11-13 |
GB201100190D0 (en) | 2011-02-23 |
US20130269198A1 (en) | 2013-10-17 |
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Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |