JP2017211337A - 磁気式回転検出装置 - Google Patents
磁気式回転検出装置 Download PDFInfo
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- JP2017211337A JP2017211337A JP2016106305A JP2016106305A JP2017211337A JP 2017211337 A JP2017211337 A JP 2017211337A JP 2016106305 A JP2016106305 A JP 2016106305A JP 2016106305 A JP2016106305 A JP 2016106305A JP 2017211337 A JP2017211337 A JP 2017211337A
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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
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/24—Housings ; Casings for instruments
- G01D11/245—Housings for sensors
-
- 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
- G01D5/147—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 movement of a third element, the position of Hall device and the source of magnetic field being fixed in respect to each other
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
- F16H63/42—Ratio indicator devices
-
- 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
- G01B7/001—Constructional details of gauge heads
-
- 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
- G01B7/30—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapers; for testing the alignment of axes
-
- 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
- G01D5/20—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 by varying inductance, e.g. by a movable armature
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
Description
11 マグネットシャフト
11a 一端
11b 他端
12 センサユニット
14 ケース
17 マグネット
18 モールド部
18a テーパ部
18b 突起部
19 メタルベアリング
20 ホール素子
21 ベースプレート
22 スラストプレート
22a テーパ部
24 インナーOリング
26 スプリング機構
26c ウェーブワッシャ
31 凹部
32 軸体固定ピン
33 マグネット固定ピン
Claims (5)
- ホール素子を有する基板と、該基板と対向する端部に磁石を有する回転軸と、前記基板及び前記回転軸を収容する容器と、前記基板及び前記容器の内壁の隙間を封止する封止部材とを備え、前記容器は前記回転軸を回転可能に支持する軸受けを有し、前記回転軸の一部は前記軸受けから突出して前記容器の外部に存在する回転体に係合され、前記ホール素子によって前記回転軸とともに回転する前記磁石の回転を検出する磁気式回転検出装置であって、
前記回転軸は、前記端部及び前記磁石が間に所定の間隔を維持するように、前記磁石を前記端部へ固定する保持部を有し、
前記容器の内部において、前記回転軸の前記保持部及び前記基板の間に受け部材が配され、さらに、前記回転軸の保持部を前記受け部材に向けて付勢する付勢部材が配され、
前記軸受け及び前記回転軸の間には微少隙間が存在することを特徴とする磁気式回転検出装置。 - 前記付勢部材はウェーブワッシャであることを特徴とする請求項1記載の磁気式回転検出装置。
- 前記回転軸の保持部は、前記回転軸の延長上の近傍で前記受け部材と当接することを特徴とする請求項1又は2記載の磁気式回転検出装置。
- 前記回転軸の保持部は前記受け部材へ向けて突出する突起部を有し、該突起部を介して前記受け部材と当接することを特徴とする請求項3記載の磁気式回転検出装置。
- ホール素子を有する基板と、該基板と対向する端部に磁石を有する回転軸と、前記基板及び前記回転軸を収容する容器と、前記基板及び前記容器の内壁の隙間を封止する封止部材とを備え、前記容器は前記回転軸を回転可能に支持する軸受けを有し、前記回転軸の一部は前記軸受けから突出して前記容器の外部に存在する回転体に係合され、前記ホール素子によって前記回転軸とともに回転する前記磁石の回転を検出する磁気式回転検出装置であって、
前記回転軸は、前記端部及び前記磁石が間に所定の間隔を維持するように、前記磁石を前記端部へ固定する保持部を有し、
前記保持部は成形樹脂からなり、前記磁石の少なくとも一部を露出させ、
前記軸受け及び前記回転軸の間には微少隙間が存在することを特徴とする磁気式回転検出装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016106305A JP6746378B2 (ja) | 2016-05-27 | 2016-05-27 | 磁気式回転検出装置 |
DE102017208153.8A DE102017208153A1 (de) | 2016-05-27 | 2017-05-15 | Magnetische drehungssensorvorrichtung |
US15/606,183 US10295372B2 (en) | 2016-05-27 | 2017-05-26 | Magnetic rotation detection apparatus |
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JP2016106305A JP6746378B2 (ja) | 2016-05-27 | 2016-05-27 | 磁気式回転検出装置 |
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JP2017211337A true JP2017211337A (ja) | 2017-11-30 |
JP6746378B2 JP6746378B2 (ja) | 2020-08-26 |
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US (1) | US10295372B2 (ja) |
JP (1) | JP6746378B2 (ja) |
DE (1) | DE102017208153A1 (ja) |
Cited By (1)
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CN113514086A (zh) * | 2020-12-31 | 2021-10-19 | 上海凯恺机电科技发展有限公司 | 小行程绝对编码器及转动装置 |
Families Citing this family (4)
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US20190137978A1 (en) * | 2017-08-31 | 2019-05-09 | Shadecraft, Inc. | Intelligent Umbrella and/or Robotic Shading System Mechanical and Tracking Improvements |
JP6991450B2 (ja) * | 2017-09-13 | 2022-01-12 | カワサキモータース株式会社 | 鞍乗型車両 |
DE102018200564A1 (de) * | 2018-01-15 | 2019-07-18 | Zf Friedrichshafen Ag | Gebermagnetanordnung und Verfahren zur Montage |
US10982945B2 (en) * | 2018-06-01 | 2021-04-20 | Spider Security Products | Mechanical magnetic proximity sensor device |
Family Cites Families (9)
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IL47712A0 (en) | 1974-08-21 | 1975-10-15 | Sparamedica Ag | Salt of a penicillanic acid derivative,its preparation and pharmaceutical compositions containing it |
JP3866899B2 (ja) * | 2000-04-06 | 2007-01-10 | 株式会社日立製作所 | 内燃機関のスロットル弁制御装置及び自動車 |
DE102007037215A1 (de) * | 2007-08-07 | 2009-02-12 | Robert Bosch Gmbh | Stellorgan |
JP5148418B2 (ja) | 2008-09-05 | 2013-02-20 | 日本電産サンキョー株式会社 | 磁気式回転検出装置 |
JP5231365B2 (ja) * | 2009-09-08 | 2013-07-10 | Ntn株式会社 | 回転角度検出センサ |
JP2014055911A (ja) * | 2012-09-14 | 2014-03-27 | Nidec Servo Corp | 無接触型ポテンショメータ |
WO2015140961A1 (ja) * | 2014-03-19 | 2015-09-24 | 三菱電機株式会社 | 電動モータおよびこれを用いた電動パワーステアリング装置 |
JP6282010B2 (ja) * | 2014-06-27 | 2018-02-21 | アルプス電気株式会社 | 位置検出装置 |
JP2016106305A (ja) | 2016-01-20 | 2016-06-16 | Kddi株式会社 | 接触・押圧操作に応じた触覚応答を付与可能なユーザインタフェース装置、触覚応答発動方法及びプログラム |
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2016
- 2016-05-27 JP JP2016106305A patent/JP6746378B2/ja active Active
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2017
- 2017-05-15 DE DE102017208153.8A patent/DE102017208153A1/de active Pending
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CN113514086A (zh) * | 2020-12-31 | 2021-10-19 | 上海凯恺机电科技发展有限公司 | 小行程绝对编码器及转动装置 |
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JP6746378B2 (ja) | 2020-08-26 |
US20170343383A1 (en) | 2017-11-30 |
US10295372B2 (en) | 2019-05-21 |
DE102017208153A1 (de) | 2017-11-30 |
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