CN118119825B - 转速检测器 - Google Patents

转速检测器 Download PDF

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Publication number
CN118119825B
CN118119825B CN202280070209.8A CN202280070209A CN118119825B CN 118119825 B CN118119825 B CN 118119825B CN 202280070209 A CN202280070209 A CN 202280070209A CN 118119825 B CN118119825 B CN 118119825B
Authority
CN
China
Prior art keywords
magnetic pole
pole portion
magnetic
speed detector
rotation speed
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
CN202280070209.8A
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English (en)
Chinese (zh)
Other versions
CN118119825A (zh
Inventor
目片敏男
武舍武史
长谷川仁
野口琢也
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of CN118119825A publication Critical patent/CN118119825A/zh
Application granted granted Critical
Publication of CN118119825B publication Critical patent/CN118119825B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/4815—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals using a pulse wire sensor, e.g. Wiegand wire
    • 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
    • G01D5/244—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 characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245—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 characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/487—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by rotating magnets

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
CN202280070209.8A 2022-05-16 2022-05-16 转速检测器 Active CN118119825B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/020409 WO2023223389A1 (ja) 2022-05-16 2022-05-16 回転数検出器

Publications (2)

Publication Number Publication Date
CN118119825A CN118119825A (zh) 2024-05-31
CN118119825B true CN118119825B (zh) 2024-10-25

Family

ID=84974980

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280070209.8A Active CN118119825B (zh) 2022-05-16 2022-05-16 转速检测器

Country Status (4)

Country Link
US (1) US12216138B2 (https=)
JP (1) JP7209911B1 (https=)
CN (1) CN118119825B (https=)
WO (1) WO2023223389A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103929018A (zh) * 2013-01-15 2014-07-16 株式会社安川电机 马达
CN113302693A (zh) * 2019-01-17 2021-08-24 佳能电子株式会社 磁识别传感器

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB211086A (en) * 1922-11-06 1924-02-06 Arthur Macdonald Cox Improvements in and relating to electrically operated speedometers
JPS5684717U (https=) 1979-12-03 1981-07-08
JPS5978917U (ja) 1982-11-17 1984-05-28 東京磁気印刷株式会社 磁気スケ−ル
JP2792152B2 (ja) 1988-11-18 1998-08-27 三菱自動車工業株式会社 回転数センサ及び回転数センサを備えた電動モータ型アクチュエータ
US5004981A (en) 1988-11-18 1991-04-02 Mitsubishi Jidosha Kogyo Kabushiki Kaisha Detector device for simultaneously detecting both the direction and number of rotations of rotating member
JP2008185561A (ja) 2007-01-31 2008-08-14 Sendai Nikon:Kk ロータリエンコーダ
US8793085B2 (en) * 2011-08-19 2014-07-29 Allegro Microsystems, Llc Circuits and methods for automatically adjusting a magnetic field sensor in accordance with a speed of rotation sensed by the magnetic field sensor
DE112013002075T5 (de) * 2012-04-17 2015-01-22 Mitsubishi Electric Corp. Multirotations-Drehgeber
US9803998B1 (en) 2013-12-31 2017-10-31 Joral Llc Absolute position sensor with fine resolution
JP6787345B2 (ja) 2016-01-18 2020-11-18 株式会社ニコン エンコーダ装置、駆動装置、ステージ装置、及びロボット装置
JP6848306B2 (ja) 2016-09-29 2021-03-24 株式会社ニコン エンコーダ装置、駆動装置、ステージ装置、ロボット装置、及びエンコーダ装置の取り付け方法
JP7024207B2 (ja) 2017-04-28 2022-02-24 株式会社ニコン エンコーダ装置、駆動装置、ステージ装置、及びロボット装置
EP3553336B1 (en) * 2018-04-10 2021-03-31 Aktiebolaget SKF Condition monitoring

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103929018A (zh) * 2013-01-15 2014-07-16 株式会社安川电机 马达
CN113302693A (zh) * 2019-01-17 2021-08-24 佳能电子株式会社 磁识别传感器

Also Published As

Publication number Publication date
US12216138B2 (en) 2025-02-04
JP7209911B1 (ja) 2023-01-20
US20240418740A1 (en) 2024-12-19
CN118119825A (zh) 2024-05-31
JPWO2023223389A1 (https=) 2023-11-23
WO2023223389A1 (ja) 2023-11-23

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