TWI860109B - 磁式編碼器 - Google Patents

磁式編碼器 Download PDF

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Publication number
TWI860109B
TWI860109B TW112137365A TW112137365A TWI860109B TW I860109 B TWI860109 B TW I860109B TW 112137365 A TW112137365 A TW 112137365A TW 112137365 A TW112137365 A TW 112137365A TW I860109 B TWI860109 B TW I860109B
Authority
TW
Taiwan
Prior art keywords
magnetic
magnetic field
field generating
generating source
magnets
Prior art date
Application number
TW112137365A
Other languages
English (en)
Chinese (zh)
Other versions
TW202415925A (zh
Inventor
堀田明良
武舎武史
Original Assignee
日商三菱電機股份有限公司
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 日商三菱電機股份有限公司 filed Critical 日商三菱電機股份有限公司
Publication of TW202415925A publication Critical patent/TW202415925A/zh
Application granted granted Critical
Publication of TWI860109B publication Critical patent/TWI860109B/zh

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Classifications

    • 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
    • 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
    • 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
    • G01B7/003—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring position, not involving coordinate determination
    • 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
    • G01D5/244—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
    • G01D5/24428—Error prevention
    • G01D5/24433—Error prevention by mechanical means
    • G01D5/24438—Special design of the sensing element or scale

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
TW112137365A 2022-10-11 2023-09-28 磁式編碼器 TWI860109B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/JP2022/037887 WO2024079787A1 (ja) 2022-10-11 2022-10-11 磁気式エンコーダ
WOPCT/JP2022/037887 2022-10-11

Publications (2)

Publication Number Publication Date
TW202415925A TW202415925A (zh) 2024-04-16
TWI860109B true TWI860109B (zh) 2024-10-21

Family

ID=90668944

Family Applications (1)

Application Number Title Priority Date Filing Date
TW112137365A TWI860109B (zh) 2022-10-11 2023-09-28 磁式編碼器

Country Status (6)

Country Link
JP (1) JP7767641B2 (https=)
KR (1) KR20250054106A (https=)
CN (1) CN119998630A (https=)
DE (1) DE112022007894T5 (https=)
TW (1) TWI860109B (https=)
WO (1) WO2024079787A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5545985A (en) * 1994-03-16 1996-08-13 Campbell; Peter Magnetoresistive position sensor including an encoder wherein the magnetization extends greater than 0.5 times the pole pitch below the surface
US5936319A (en) * 1998-02-26 1999-08-10 Anorad Corporation Wireless permanent magnet linear motor with magnetically controlled armature switching and magnetic encoder
WO2006123758A1 (ja) * 2005-05-19 2006-11-23 Uchiyama Manufacturing Corp. 磁気エンコーダ及び被検出部材
TW201341761A (zh) * 2011-10-28 2013-10-16 Sanyo Electric Co 磁性編碼器
JP2019143991A (ja) * 2018-02-16 2019-08-29 Tdk株式会社 磁気センサシステムおよび磁気スケール

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001227904A (ja) 2000-02-14 2001-08-24 Sumitomo Metal Mining Co Ltd 磁気スケールユニット及びその応用装置
JP2013238485A (ja) 2012-05-15 2013-11-28 Asahi Kasei Electronics Co Ltd エンコーダ及びそれを用いたアクチュエータ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5545985A (en) * 1994-03-16 1996-08-13 Campbell; Peter Magnetoresistive position sensor including an encoder wherein the magnetization extends greater than 0.5 times the pole pitch below the surface
US5936319A (en) * 1998-02-26 1999-08-10 Anorad Corporation Wireless permanent magnet linear motor with magnetically controlled armature switching and magnetic encoder
WO2006123758A1 (ja) * 2005-05-19 2006-11-23 Uchiyama Manufacturing Corp. 磁気エンコーダ及び被検出部材
TW201341761A (zh) * 2011-10-28 2013-10-16 Sanyo Electric Co 磁性編碼器
JP2019143991A (ja) * 2018-02-16 2019-08-29 Tdk株式会社 磁気センサシステムおよび磁気スケール

Also Published As

Publication number Publication date
TW202415925A (zh) 2024-04-16
CN119998630A (zh) 2025-05-13
WO2024079787A1 (ja) 2024-04-18
JP7767641B2 (ja) 2025-11-11
DE112022007894T5 (de) 2025-07-31
JPWO2024079787A1 (https=) 2024-04-18
KR20250054106A (ko) 2025-04-22

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