JP2018009872A - 探触子、探傷用器具、漏洩磁束探傷装置、および漏洩磁束探傷方法 - Google Patents
探触子、探傷用器具、漏洩磁束探傷装置、および漏洩磁束探傷方法 Download PDFInfo
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- JP2018009872A JP2018009872A JP2016138767A JP2016138767A JP2018009872A JP 2018009872 A JP2018009872 A JP 2018009872A JP 2016138767 A JP2016138767 A JP 2016138767A JP 2016138767 A JP2016138767 A JP 2016138767A JP 2018009872 A JP2018009872 A JP 2018009872A
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- 238000001514 detection method Methods 0.000 title claims abstract description 110
- 230000004907 flux Effects 0.000 title claims abstract description 67
- 239000000523 sample Substances 0.000 title claims abstract description 64
- 230000005291 magnetic effect Effects 0.000 claims abstract description 161
- 239000000463 material Substances 0.000 claims abstract description 45
- 239000002344 surface layer Substances 0.000 claims abstract description 7
- 239000000758 substrate Substances 0.000 claims description 58
- 239000012212 insulator Substances 0.000 claims description 21
- 238000007689 inspection Methods 0.000 abstract description 13
- 238000005259 measurement Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000002952 polymeric resin Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
Description
4 探触子
10 センサモジュール
10A、10B センサモジュール
10a フレキシブル基板(基材)
11 計装アンプ基板
12 磁気センサ
17 絶縁体
18 基材
20 PC(処理部)
50 計測用治具(治具)
60 探傷用器具
D 走査方向
E 探傷面
E1 平坦部表面(探傷面)
E2 凹部表面(探傷面)
F 磁束
Fa 漏洩磁束
O 対象物
T 磁気センサ
X きず
Claims (9)
- 対象物の探傷面上を磁気センサが走査することにより探傷面を含む表層のきずを探傷する漏洩磁束探傷装置の探触子であって、
一または複数の前記磁気センサ、または、前記磁気センサをそれぞれ含む一または複数のセンサユニットと、
前記磁気センサまたは前記センサユニットが取り付けられた柔軟性を有する基材と、
を備える探触子。 - 前記基材はシート状である、請求項1に記載の探触子。
- 前記基材はフレキシブル基板である、請求項2に記載の探触子。
- 前記基材が外周に巻かれる棒状の絶縁体を更に備える、請求項2または3に記載の探触子。
- 前記基材は棒状である、請求項1に記載の探触子。
- 請求項1〜5のいずれか一項に記載の探触子と、
前記探傷面の形状に適合する先端形状を有する治具と、
を備える探傷用器具。 - 請求項1〜5のいずれか一項に記載の探触子と、
前記磁気センサにおいて検出された磁界を示す信号を入力して処理する処理部と、
を備える漏洩磁束探傷装置。 - 請求項6に記載の探傷用器具と、
前記磁気センサにおいて検出された磁界を示す信号を入力して処理する処理部と、
を備える漏洩磁束探傷装置。 - 請求項6に記載の探傷用器具を用い、
前記基材を前記探傷面上に配置し、前記基材の上から前記治具の先端を前記探傷面に対して押し当てた状態で、前記磁気センサを走査させる、漏洩磁束探傷方法。
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| JP2016138767A JP7073617B2 (ja) | 2016-07-13 | 2016-07-13 | 探触子、漏洩磁束探傷装置、および漏洩磁束探傷方法 |
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| JP2016138767A JP7073617B2 (ja) | 2016-07-13 | 2016-07-13 | 探触子、漏洩磁束探傷装置、および漏洩磁束探傷方法 |
Publications (2)
| Publication Number | Publication Date |
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| JP2018009872A true JP2018009872A (ja) | 2018-01-18 |
| JP7073617B2 JP7073617B2 (ja) | 2022-05-24 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR102780463B1 (ko) * | 2023-12-20 | 2025-03-12 | 주식회사 로보로 | 누설자속을 이용한 기어류 건전성 검사 장치 |
Citations (11)
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| JPS63304154A (ja) * | 1987-06-05 | 1988-12-12 | Tokyo Gas Co Ltd | 外面腐蝕検査ピグのセンサ倣い装置 |
| JPH0933488A (ja) * | 1995-07-20 | 1997-02-07 | Daido Steel Co Ltd | 渦流探傷用プローブおよびその製造法 |
| JP2001522046A (ja) * | 1997-11-04 | 2001-11-13 | シーメンス アクチエンゲゼルシヤフト | 渦電流検査ヘッド、渦電流検査ヘッドの製造方法および渦電流検査方法 |
| US6339326B1 (en) * | 2000-03-15 | 2002-01-15 | General Electric Company | Eddy current inspection probe |
| JP2005164593A (ja) * | 2003-12-03 | 2005-06-23 | General Electric Co <Ge> | パルス渦電流センサプローブ及び検査方法 |
| JP2007057281A (ja) * | 2005-08-23 | 2007-03-08 | Sumitomo Metal Ind Ltd | 漏洩磁束探傷装置 |
| JP2008298478A (ja) * | 2007-05-29 | 2008-12-11 | Hitachi Ltd | 渦電流探傷プローブ |
| JP2009537834A (ja) * | 2006-05-24 | 2009-10-29 | エアバス・フランス | 漏えい磁場の分布の解析による部品の非破壊検査装置 |
| US20160025682A1 (en) * | 2012-07-11 | 2016-01-28 | Electric Power Research Institute Inc. | Flexible eddy current probe |
| US20160161449A1 (en) * | 2013-07-10 | 2016-06-09 | Snecma | Device for inspecting a surface of an electrically conductive part |
| EP3163296A1 (en) * | 2015-10-28 | 2017-05-03 | Nokia Technologies Oy | An apparatus and method for sensing an analyte, using a graphene channel, quantum dots and electromagnetic radiation |
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- 2016-07-13 JP JP2016138767A patent/JP7073617B2/ja active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63304154A (ja) * | 1987-06-05 | 1988-12-12 | Tokyo Gas Co Ltd | 外面腐蝕検査ピグのセンサ倣い装置 |
| JPH0933488A (ja) * | 1995-07-20 | 1997-02-07 | Daido Steel Co Ltd | 渦流探傷用プローブおよびその製造法 |
| JP2001522046A (ja) * | 1997-11-04 | 2001-11-13 | シーメンス アクチエンゲゼルシヤフト | 渦電流検査ヘッド、渦電流検査ヘッドの製造方法および渦電流検査方法 |
| US6339326B1 (en) * | 2000-03-15 | 2002-01-15 | General Electric Company | Eddy current inspection probe |
| JP2005164593A (ja) * | 2003-12-03 | 2005-06-23 | General Electric Co <Ge> | パルス渦電流センサプローブ及び検査方法 |
| JP2007057281A (ja) * | 2005-08-23 | 2007-03-08 | Sumitomo Metal Ind Ltd | 漏洩磁束探傷装置 |
| JP2009537834A (ja) * | 2006-05-24 | 2009-10-29 | エアバス・フランス | 漏えい磁場の分布の解析による部品の非破壊検査装置 |
| JP2008298478A (ja) * | 2007-05-29 | 2008-12-11 | Hitachi Ltd | 渦電流探傷プローブ |
| US20160025682A1 (en) * | 2012-07-11 | 2016-01-28 | Electric Power Research Institute Inc. | Flexible eddy current probe |
| US20160161449A1 (en) * | 2013-07-10 | 2016-06-09 | Snecma | Device for inspecting a surface of an electrically conductive part |
| EP3163296A1 (en) * | 2015-10-28 | 2017-05-03 | Nokia Technologies Oy | An apparatus and method for sensing an analyte, using a graphene channel, quantum dots and electromagnetic radiation |
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| JP7073617B2 (ja) | 2022-05-24 |
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