JP6526139B2 - 位置センサ - Google Patents
位置センサ Download PDFInfo
- Publication number
- JP6526139B2 JP6526139B2 JP2017183261A JP2017183261A JP6526139B2 JP 6526139 B2 JP6526139 B2 JP 6526139B2 JP 2017183261 A JP2017183261 A JP 2017183261A JP 2017183261 A JP2017183261 A JP 2017183261A JP 6526139 B2 JP6526139 B2 JP 6526139B2
- Authority
- JP
- Japan
- Prior art keywords
- waveguide
- position sensor
- elastomeric material
- buffer element
- measuring transducer
- 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.)
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- 239000013536 elastomeric material Substances 0.000 claims description 22
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- 238000005259 measurement Methods 0.000 claims description 11
- 229920001296 polysiloxane Polymers 0.000 claims description 11
- 238000002347 injection Methods 0.000 claims description 8
- 239000007924 injection Substances 0.000 claims description 8
- 238000001746 injection moulding Methods 0.000 claims description 7
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- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
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- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
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- 229910052742 iron Inorganic materials 0.000 description 1
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- 229910052759 nickel Inorganic materials 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
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- 229910001220 stainless steel Inorganic materials 0.000 description 1
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Images
Classifications
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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
- G01D5/48—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 wave or particle radiation means
- G01D5/485—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 wave or particle radiation means using magnetostrictive 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
- G01B7/003—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
- G01B7/002—Constructional details of contacts for gauges actuating one or more contacts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H11/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
- G01H11/02—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by magnetic means, e.g. reluctance
- G01H11/04—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by magnetic means, e.g. reluctance using magnetostrictive devices
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Description
13…導波路カバー
15…センサヘッドケース
17…端部キャップ
19…導波路
21…制御ユニット
23…緩衝要素
23'、23''、23'''…個別要素
24…莢体
25…戻り導体
27…位置決め要素
28… 曲がった領域
29…中間パイプ
29'…装置
30…測定用変換器
31…棒磁石
32…コイル
33…測定用変換器収容部
35…回路基板
37…蓋部
40…縁部
41…固定歯
42…封止リング
43…環状凸部
44…支持リング
45…接続ピン
47…位置磁石
50…中空部
51…収容部
57…内壁
59…角領域
60…空きスペース
70…注入路
72…硬さの増大
L…長軸
Claims (8)
- 磁気歪み材料から成り、測定区間に沿って延在し、磁気歪みにより誘発される機械的な衝撃を伝えるように構成された導波路(19)と、
前記導波路(19)の第1端に設けられた測定用変換器(30)であって、電流パルスを前記導波路(19)に結合入力するため、及び前記導波路(19)により測定用変換器の方向へ伝えられる機械的な衝撃を検出するための測定用変換器(30)と、
前記導波路(19)の第2端の方向へ伝播する機械的な衝撃を弱めるために該第2端に設けられた、エラストマー材料から成る緩衝要素(23)と、
を備え、前記エラストマー材料の硬さが前記測定用変換器(30)からの距離の増大とともに増大する位置センサにおいて、
前記エラストマー材料が鋳造プロセスにより前記導波路(19)上に直接形成されていること、及び、該エラストマー材料が少なくとも2つの成分から成る材料であり、その成分の混合比により該エラストマー材料の硬さが決まっていること、及び
緩衝区間を伸ばすために、前記導波路(19)が前記緩衝要素(23)の内部において非直線的に延在していること
を特徴とする位置センサ(11)。 - 前記緩衝要素(23)における前記エラストマー材料の硬さが前記測定用変換器(30)からの距離の増大とともに連続的に大きくなっていることを特徴とする請求項1に記載の位置センサ(11)。
- 前記緩衝要素(23)内の前記成分の混合比が前記測定用変換器(30)からの距離とともに連続的に変化していることを特徴とする請求項1又は2に記載の位置センサ(11)。
- 前記エラストマー材料が射出成形プロセスにより前記導波路(19)上に形成されていることを特徴とする請求項1〜3のいずれかに記載の位置センサ(11)。
- 請求項1〜4のいずれかに記載の位置センサ(11)の緩衝要素(23)を製造する方法であって、鋳造プロセスにおいてエラストマー材料が前記導波路(19)の第2端の周囲に鋳造され、該鋳造プロセスでは少なくとも2つの異なる成分を有する鋳造材料を用いて鋳造が行われ、該成分の混合比が前記測定用変換器(30)からの距離に応じて鋳造対象の緩衝要素(23)に沿って調節されることを特徴とする方法。
- 前記エラストマー材料が前記導波路(19)の第2端の周囲に射出成形されることを特徴とする請求項5に記載の方法。
- 前記混合比が前記測定用変換器(30)からの距離に応じて連続的に変化させられることを特徴とする請求項6に記載の方法。
- 前記鋳造材料が少なくとも2成分のシリコーン材料を含むことを特徴とする請求項6又は7に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016118524.8A DE102016118524A1 (de) | 2016-09-29 | 2016-09-29 | Positionssensor |
DE102016118524.8 | 2016-09-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018091829A JP2018091829A (ja) | 2018-06-14 |
JP6526139B2 true JP6526139B2 (ja) | 2019-06-05 |
Family
ID=59858903
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017183261A Active JP6526139B2 (ja) | 2016-09-29 | 2017-09-25 | 位置センサ |
Country Status (5)
Country | Link |
---|---|
US (1) | US10429212B2 (ja) |
EP (1) | EP3301403B1 (ja) |
JP (1) | JP6526139B2 (ja) |
CN (1) | CN107883857B (ja) |
DE (1) | DE102016118524A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114812619A (zh) * | 2021-01-27 | 2022-07-29 | 青岛中加特电气股份有限公司 | 磁性矢量编码器 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4958332A (en) * | 1989-09-11 | 1990-09-18 | Mts Systems Corporation | Damping device for sonic waveguides |
WO1996035923A2 (en) * | 1995-05-11 | 1996-11-14 | Mts Systems Corporation | Acoustic transducer components |
US5736855A (en) * | 1995-07-10 | 1998-04-07 | Smith; Stephen Williams | Local buffer circuit for sonic waveguides |
US5714881A (en) * | 1996-03-12 | 1998-02-03 | Patriot Sensors And Controls Corporation | Position measurement apparatus using wire waveguide in shock resistant suspension |
DE19753805C2 (de) | 1997-12-03 | 1999-09-30 | Asm Automation Sensorik Messte | Lagerung für Wellenleiter zur Fortleitung mechanischer Wellen und Verfahren zur Herstellung |
US6232769B1 (en) * | 1998-06-16 | 2001-05-15 | Balluff, Inc. | Modular waveguide assembly for a position sensor and method for making the same |
ITMI991313A1 (it) | 1999-06-11 | 2000-12-11 | Gefran Sensori S R L | Trasduttore magnetostrittivo ad elevata precisione di misura |
US6903544B2 (en) * | 2001-10-23 | 2005-06-07 | Balluff Gmbh | Position transducer device |
US6919779B2 (en) * | 2003-09-03 | 2005-07-19 | Mts Systems Corporation | Folded magnetostrictive wave guide |
DE10348195B4 (de) * | 2003-10-16 | 2011-08-11 | ASM Automation Sensorik Meßtechnik GmbH, 85452 | Sensor nach dem Laufzeitprinzip mit einer Detektoreinheit für mechanisch-elastische Wellen |
US7239129B2 (en) * | 2003-10-16 | 2007-07-03 | Asm Automation Sensorik Messtechnik Gmbh | Sensor based on the travel time principle with a detector unit for mechanically elastic waves |
JP4035125B2 (ja) * | 2004-11-05 | 2008-01-16 | 日本航空電子工業株式会社 | スリップセンサ |
DE202006012815U1 (de) | 2006-08-17 | 2007-12-20 | Mts Sensor Technologie Gmbh & Co. Kg | Weglängensensor |
DE102009006447B4 (de) | 2009-01-28 | 2013-08-14 | Hydac Electronic Gmbh | System zur Bedämpfung der Reflexionswelle am offenen Ende eines magnetostriktiven Sensorsystems |
JP5778403B2 (ja) * | 2010-08-25 | 2015-09-16 | 株式会社ブリヂストン | タイヤ |
JP2015013834A (ja) * | 2013-07-05 | 2015-01-22 | 大日本印刷株式会社 | 支持枠付貼付用シート |
-
2016
- 2016-09-29 DE DE102016118524.8A patent/DE102016118524A1/de not_active Withdrawn
-
2017
- 2017-09-12 EP EP17190668.8A patent/EP3301403B1/de active Active
- 2017-09-25 JP JP2017183261A patent/JP6526139B2/ja active Active
- 2017-09-27 US US15/717,177 patent/US10429212B2/en active Active
- 2017-09-28 CN CN201710898486.9A patent/CN107883857B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
EP3301403B1 (de) | 2019-02-20 |
DE102016118524A1 (de) | 2018-03-29 |
US10429212B2 (en) | 2019-10-01 |
JP2018091829A (ja) | 2018-06-14 |
US20180087934A1 (en) | 2018-03-29 |
CN107883857B (zh) | 2020-08-04 |
EP3301403A1 (de) | 2018-04-04 |
CN107883857A (zh) | 2018-04-06 |
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