DE112018004892T5 - Drehmomenterfassungsvorrichtung und magnetsensormodul - Google Patents
Drehmomenterfassungsvorrichtung und magnetsensormodul Download PDFInfo
- Publication number
- DE112018004892T5 DE112018004892T5 DE112018004892.6T DE112018004892T DE112018004892T5 DE 112018004892 T5 DE112018004892 T5 DE 112018004892T5 DE 112018004892 T DE112018004892 T DE 112018004892T DE 112018004892 T5 DE112018004892 T5 DE 112018004892T5
- Authority
- DE
- Germany
- Prior art keywords
- magnetic
- magnetic flux
- yokes
- flux guide
- 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.)
- Pending
Links
- 230000004907 flux Effects 0.000 claims abstract description 296
- 230000005405 multipole Effects 0.000 claims abstract description 52
- 230000002093 peripheral effect Effects 0.000 claims abstract description 42
- 239000000696 magnetic material Substances 0.000 claims abstract description 12
- 238000006073 displacement reaction Methods 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 claims description 45
- 230000005855 radiation Effects 0.000 claims description 31
- 230000008878 coupling Effects 0.000 claims 2
- 238000010168 coupling process Methods 0.000 claims 2
- 238000005859 coupling reaction Methods 0.000 claims 2
- 210000000078 claw Anatomy 0.000 description 19
- 230000006872 improvement Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000007935 neutral effect Effects 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000001902 propagating effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- BUHVIAUBTBOHAG-FOYDDCNASA-N (2r,3r,4s,5r)-2-[6-[[2-(3,5-dimethoxyphenyl)-2-(2-methylphenyl)ethyl]amino]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol Chemical compound COC1=CC(OC)=CC(C(CNC=2C=3N=CN(C=3N=CN=2)[C@H]2[C@@H]([C@H](O)[C@@H](CO)O2)O)C=2C(=CC=CC=2)C)=C1 BUHVIAUBTBOHAG-FOYDDCNASA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Images
Classifications
-
- 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
- G01R33/0011—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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Power Steering Mechanism (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017168730 | 2017-09-01 | ||
| JP2017-168730 | 2017-09-01 | ||
| JP2018136685A 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 |
| JP2018-136685 | 2018-07-20 | ||
| 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 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE112018004892T5 true DE112018004892T5 (de) | 2020-06-04 |
Family
ID=65814165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE112018004892.6T Pending DE112018004892T5 (de) | 2017-09-01 | 2018-08-20 | Drehmomenterfassungsvorrichtung und magnetsensormodul |
Country Status (3)
| Country | Link |
|---|---|
| JP (2) | JP6791912B2 (enExample) |
| CN (1) | CN111051836B (enExample) |
| DE (1) | DE112018004892T5 (enExample) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7644635B2 (en) | 2004-07-09 | 2010-01-12 | Moving Magnet Technologies | Position sensor which is intended, in particular, for measuring steering column torsion |
| JP2012237727A (ja) | 2011-05-13 | 2012-12-06 | Denso Corp | トルクセンサ |
| JP2017168730A (ja) | 2016-03-17 | 2017-09-21 | 三菱マテリアル株式会社 | 回路基板及びその製造方法 |
| JP2018136685A (ja) | 2017-02-21 | 2018-08-30 | キヤノン株式会社 | 墨消し機能の拡張 |
Family Cites Families (18)
| 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 |
| 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 |
| 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 |
-
2018
- 2018-07-20 JP JP2018136685A patent/JP6791912B2/ja not_active Expired - Fee Related
- 2018-08-20 CN CN201880055725.7A patent/CN111051836B/zh active Active
- 2018-08-20 DE DE112018004892.6T patent/DE112018004892T5/de active Pending
-
2020
- 2020-11-04 JP JP2020184388A patent/JP6886067B2/ja active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7644635B2 (en) | 2004-07-09 | 2010-01-12 | Moving Magnet Technologies | Position sensor which is intended, in particular, for measuring steering column torsion |
| JP5090162B2 (ja) | 2004-07-09 | 2012-12-05 | ムービング マグネット テクノロジーズ | ステアリングコラムのねじりを検出するために使用される位置センサ |
| JP2012237727A (ja) | 2011-05-13 | 2012-12-06 | Denso Corp | トルクセンサ |
| JP2017168730A (ja) | 2016-03-17 | 2017-09-21 | 三菱マテリアル株式会社 | 回路基板及びその製造方法 |
| JP2018136685A (ja) | 2017-02-21 | 2018-08-30 | 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 |
| JP6791912B2 (ja) | 2020-11-25 |
| CN111051836A (zh) | 2020-04-21 |
| JP2021012218A (ja) | 2021-02-04 |
| JP6886067B2 (ja) | 2021-06-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R012 | Request for examination validly filed | ||
| R081 | Change of applicant/patentee |
Owner name: DENSO CORPORATION, KARIYA-CITY, JP Free format text: FORMER OWNERS: DENSO CORPORATION, KARIYA-CITY, AICHI-PREF., JP; SOKEN, INC., NISSHIN-CITY, AICHI-PREF., JP |
|
| R082 | Change of representative |
Representative=s name: WINTER, BRANDL, FUERNISS, HUEBNER, ROESS, KAIS, DE Representative=s name: WINTER, BRANDL - PARTNERSCHAFT MBB, PATENTANWA, DE |