JP6791912B2 - トルク検出装置、及び、磁気センサモジュール - Google Patents

トルク検出装置、及び、磁気センサモジュール Download PDF

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Publication number
JP6791912B2
JP6791912B2 JP2018136685A JP2018136685A JP6791912B2 JP 6791912 B2 JP6791912 B2 JP 6791912B2 JP 2018136685 A JP2018136685 A JP 2018136685A JP 2018136685 A JP2018136685 A JP 2018136685A JP 6791912 B2 JP6791912 B2 JP 6791912B2
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JP
Japan
Prior art keywords
magnetic
magnetic flux
yoke
flux guiding
main body
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.)
Expired - Fee Related
Application number
JP2018136685A
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English (en)
Japanese (ja)
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JP2019045477A (ja
JP2019045477A5 (enExample
Inventor
田中　健
健 田中
深谷　繁利
深谷　　繁利
俊朗 鈴木
俊朗 鈴木
智 神野
智 神野
研介 小林
研介 小林
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.)
Denso Corp
Original Assignee
Denso Corp
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 Denso Corp filed Critical Denso Corp
Priority to CN201880055725.7A priority Critical patent/CN111051836B/zh
Priority to PCT/JP2018/030667 priority patent/WO2019044562A1/ja
Priority to DE112018004892.6T priority patent/DE112018004892T5/de
Publication of JP2019045477A publication Critical patent/JP2019045477A/ja
Publication of JP2019045477A5 publication Critical patent/JP2019045477A5/ja
Priority to US16/748,934 priority patent/US11255931B2/en
Application granted granted Critical
Publication of JP6791912B2 publication Critical patent/JP6791912B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/0011—Arrangements or instruments for measuring magnetic variables comprising means, e.g. flux concentrators, flux guides, for guiding or concentrating the magnetic flux, e.g. to the magnetic sensor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/09—Magnetoresistive devices
    • G01R33/091—Constructional adaptation of the sensor to specific applications
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L3/00—Measuring torque, work, mechanical power, or mechanical efficiency, in general
    • G01L3/02—Rotary-transmission dynamometers
    • G01L3/04—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft
    • G01L3/10—Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
    • G01L5/0009—Force sensors associated with a bearing
    • G01L5/0023—Force sensors associated with a bearing by using magnetic sensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/14—Stator cores with salient poles
    • H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/07—Hall effect devices

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Power Steering Mechanism (AREA)
JP2018136685A 2017-09-01 2018-07-20 トルク検出装置、及び、磁気センサモジュール Expired - Fee Related JP6791912B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201880055725.7A CN111051836B (zh) 2017-09-01 2018-08-20 转矩检测装置和磁传感器模块
PCT/JP2018/030667 WO2019044562A1 (ja) 2017-09-01 2018-08-20 トルク検出装置、及び、磁気センサモジュール
DE112018004892.6T DE112018004892T5 (de) 2017-09-01 2018-08-20 Drehmomenterfassungsvorrichtung und magnetsensormodul
US16/748,934 US11255931B2 (en) 2017-09-01 2020-01-22 Torque detection device and magnetic sensor module

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017168730 2017-09-01
JP2017168730 2017-09-01

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2020184388A Division JP6886067B2 (ja) 2017-09-01 2020-11-04 トルク検出装置、及び、磁気センサモジュール

Publications (3)

Publication Number Publication Date
JP2019045477A JP2019045477A (ja) 2019-03-22
JP2019045477A5 JP2019045477A5 (enExample) 2019-12-05
JP6791912B2 true JP6791912B2 (ja) 2020-11-25

Family

ID=65814165

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2018136685A Expired - Fee Related JP6791912B2 (ja) 2017-09-01 2018-07-20 トルク検出装置、及び、磁気センサモジュール
JP2020184388A Active JP6886067B2 (ja) 2017-09-01 2020-11-04 トルク検出装置、及び、磁気センサモジュール

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2020184388A Active JP6886067B2 (ja) 2017-09-01 2020-11-04 トルク検出装置、及び、磁気センサモジュール

Country Status (3)

Country Link
JP (2) JP6791912B2 (enExample)
CN (1) CN111051836B (enExample)
DE (1) DE112018004892T5 (enExample)

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1095984C (zh) * 1995-10-17 2002-12-11 精工爱普生株式会社 传感器和驱动力辅助装置及其转矩传感器零点调整机构
AU736985B2 (en) * 1997-09-29 2001-08-09 Hydrapower Pty Ltd Auger unit for torque transducer
FR2872896B1 (fr) 2004-07-09 2008-01-11 Moving Magnet Tech Capteur de position, notamment destine a la mesure de la torsion d'une colonne de direction
JP2008232981A (ja) * 2007-03-23 2008-10-02 Jtekt Corp トルクセンサ及び電動パワーステアリング装置
JP2010122104A (ja) * 2008-11-20 2010-06-03 Nsk Ltd トルク検出器
JP2011013133A (ja) * 2009-07-03 2011-01-20 Kyb Co Ltd トルクセンサ
JP5243385B2 (ja) * 2009-10-20 2013-07-24 株式会社ホンダロック トルクセンサ
JP5480758B2 (ja) * 2010-09-13 2014-04-23 日立金属株式会社 トルクインデックスセンサ
JP5092010B2 (ja) * 2010-12-07 2012-12-05 バブコック日立株式会社 弾丸位置計測装置
DE102012104076A1 (de) * 2011-05-13 2012-11-15 Denso Corp. Drehmomentsensor
JP2012237727A (ja) 2011-05-13 2012-12-06 Denso Corp トルクセンサ
JP2012237728A (ja) * 2011-05-13 2012-12-06 Denso Corp トルクセンサ
JP5529804B2 (ja) * 2011-06-01 2014-06-25 株式会社日本自動車部品総合研究所 トルクセンサ
JP5479436B2 (ja) * 2011-11-07 2014-04-23 日本電産コパル株式会社 トルク検出装置
JP5843099B2 (ja) * 2011-11-08 2016-01-13 株式会社ジェイテクト トルク検出装置および電動パワーステアリング装置
JP5843100B2 (ja) * 2011-11-08 2016-01-13 株式会社ジェイテクト トルク検出装置および電動パワーステアリング装置
KR101913858B1 (ko) * 2011-12-06 2018-10-31 타이코에이엠피 주식회사 스티어링 칼럼의 비틀림을 측정하기 위한 토크센서 및 이를 이용한 측정방법
US9435703B2 (en) * 2012-03-22 2016-09-06 Kyb Corporation Torque sensor
JP5675700B2 (ja) * 2012-05-25 2015-02-25 株式会社日本自動車部品総合研究所 トルクセンサ
JP6209476B2 (ja) * 2014-03-27 2017-10-04 株式会社ショーワ センサユニット、トルク検出装置及び電動パワーステアリング装置
JP6561883B2 (ja) 2016-03-17 2019-08-21 三菱マテリアル株式会社 回路基板の製造方法
JP6851853B2 (ja) 2017-02-21 2021-03-31 キヤノン株式会社 墨消し機能の拡張

Also Published As

Publication number Publication date
JP2019045477A (ja) 2019-03-22
CN111051836B (zh) 2021-09-14
CN111051836A (zh) 2020-04-21
JP2021012218A (ja) 2021-02-04
JP6886067B2 (ja) 2021-06-16
DE112018004892T5 (de) 2020-06-04

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