JPH03128850U - - Google Patents
Info
- Publication number
- JPH03128850U JPH03128850U JP3766590U JP3766590U JPH03128850U JP H03128850 U JPH03128850 U JP H03128850U JP 3766590 U JP3766590 U JP 3766590U JP 3766590 U JP3766590 U JP 3766590U JP H03128850 U JPH03128850 U JP H03128850U
- Authority
- JP
- Japan
- Prior art keywords
- magnetizer
- detection
- electromagnetic steel
- steel sheet
- detection head
- 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
- 238000001514 detection method Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Description
第１図は本考案の実施例に係わる測定装置の全
体図で一部切り欠いて示す正面図、第２図は本考
案の実施例に係わる測定装置の側面図、第３図は
細粒から発生する漏れ磁束を検出端で検出した信
号を処理する例を示すブロツク図、第４図は本考
案による測定装置で検出した信号波形の例である
。
１……磁化器磁極、２……磁化器コイル、３…
…感磁性素子、４……感磁性素子固定板、５……
検出ヘツド、６……検出ヘツド走査装置、７……
ロール、８……初段増幅回路、９……バンドバス
周波数フイルター、１０……主増幅器、１１……
細粒検出信号、１２……結晶粒粒界検出信号、Ｗ
……電磁鋼板。
Fig. 1 is an overall view of a measuring device according to an embodiment of the present invention, a partially cutaway front view, Fig. 2 is a side view of a measuring device according to an embodiment of the present invention, and Fig. 3 is a partial cutaway view of a measuring device according to an embodiment of the present invention. FIG. 4 is a block diagram illustrating an example of processing a signal obtained by detecting the generated leakage magnetic flux at the detection end. FIG. 4 is an example of a signal waveform detected by the measuring device according to the present invention. 1... Magnetizer magnetic pole, 2... Magnetizer coil, 3...
... Magnetically sensitive element, 4... Magnetically sensitive element fixing plate, 5...
Detection head, 6...Detection head scanning device, 7...
Roll, 8... First stage amplifier circuit, 9... Bandpass frequency filter, 10... Main amplifier, 11...
Fine grain detection signal, 12... Grain boundary detection signal, W
...Electromagnetic steel plate.
Claims (1)
出端を構成し、検出端を電磁鋼板に対向して配置
される検出ヘツドに内蔵し、該検出ヘツドを板幅
方向に走査する機構を有することを特徴とした電
磁鋼板の細粒検出装置。 The detection end is composed of a magnetizer and a magnetically sensitive element fixed between the magnetizer poles, and the detection end is built into a detection head placed facing the electromagnetic steel sheet, and a mechanism is provided to scan the detection head in the width direction of the sheet. A device for detecting fine grains in an electromagnetic steel sheet, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3766590U JPH03128850U (en) | 1990-04-10 | 1990-04-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3766590U JPH03128850U (en) | 1990-04-10 | 1990-04-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03128850U true JPH03128850U (en) | 1991-12-25 |
Family
ID=31544986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3766590U Pending JPH03128850U (en) | 1990-04-10 | 1990-04-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03128850U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010024454A1 (en) * | 2008-08-27 | 2010-03-04 | Ｊｆｅスチール株式会社 | Magnetic measuring method and device |
| JP2021030238A (en) * | 2019-08-15 | 2021-03-01 | 日本製鉄株式会社 | Cold tandem rolling equipment and cold tandem rolling method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS507589A (en) * | 1973-05-17 | 1975-01-25 | ||
| JPS5487286A (en) * | 1977-12-22 | 1979-07-11 | Nippon Steel Corp | Detection of microstructure of directive electromagnetic steel plate |
-
1990
- 1990-04-10 JP JP3766590U patent/JPH03128850U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS507589A (en) * | 1973-05-17 | 1975-01-25 | ||
| JPS5487286A (en) * | 1977-12-22 | 1979-07-11 | Nippon Steel Corp | Detection of microstructure of directive electromagnetic steel plate |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010024454A1 (en) * | 2008-08-27 | 2010-03-04 | Ｊｆｅスチール株式会社 | Magnetic measuring method and device |
| JP2010054254A (en) * | 2008-08-27 | 2010-03-11 | Jfe Steel Corp | Magnetic measuring method and device |
| JP2021030238A (en) * | 2019-08-15 | 2021-03-01 | 日本製鉄株式会社 | Cold tandem rolling equipment and cold tandem rolling method |
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