JPS60188363U - Surface defect detection device - Google Patents
Surface defect detection deviceInfo
- Publication number
- JPS60188363U JPS60188363U JP7562484U JP7562484U JPS60188363U JP S60188363 U JPS60188363 U JP S60188363U JP 7562484 U JP7562484 U JP 7562484U JP 7562484 U JP7562484 U JP 7562484U JP S60188363 U JPS60188363 U JP S60188363U
- Authority
- JP
- Japan
- Prior art keywords
- light
- detection device
- defect detection
- surface defect
- optical fiber
- 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
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の実施例を示すブロック図、第２図は光
ファイバ束の説明図：第３図〜第５図は ゛検出動作め
説明図、第６図は従来の検出装置の説 “明図であ
゛る。−゛ 。
図面で、１６は光ファイバ束、ｉ６ｃは投光用、１６ａ
、１６ｂは受光用各党ファイバ、１０は被検体表面、１
２は光源、１４ａ、１４ｂは受光素子、２２は信号処理
回路である。−、第３図
「し「五。目１６ｂ＋−乎 −
第６図
１２
、−７
ｒ８１隔Fig. 1 is a block diagram showing an embodiment of the present invention, Fig. 2 is an explanatory diagram of an optical fiber bundle, Figs. 3 to 5 are explanatory diagrams of the detection operation, and Fig. 6 is an explanation of a conventional detection device. "This is a clear diagram. -" In the drawing, 16 is an optical fiber bundle, i6c is for light projection, 16a
, 16b is each party fiber for light reception, 10 is the object surface, 1
2 is a light source, 14a and 14b are light receiving elements, and 22 is a signal processing circuit. -, Figure 3 ``5. Eye 16b + - 乎 - Figure 6 12, -7 r81 interval
Claims (1)
バを有し、一端が被検材表面に対向し、他端が投光用光
源及び一対の受光素子に対向する光ファイバ束と、該一
対の受光素子の出力の差を求める信号処理回路とを備え
ることを特徴とする表面欠陥検出装置。an optical fiber bundle having a light-emitting optical fiber in the center and light-receiving optical fibers on both sides, one end facing the surface of the material to be inspected, and the other end facing the light-emitting light source and the pair of light-receiving elements; A surface defect detection device comprising: a signal processing circuit that determines a difference in output between the pair of light receiving elements.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7562484U JPS60188363U (en) | 1984-05-23 | 1984-05-23 | Surface defect detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7562484U JPS60188363U (en) | 1984-05-23 | 1984-05-23 | Surface defect detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60188363U true JPS60188363U (en) | 1985-12-13 |
Family
ID=30617017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7562484U Pending JPS60188363U (en) | 1984-05-23 | 1984-05-23 | Surface defect detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60188363U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5090388A (en) * | 1973-12-10 | 1975-07-19 | ||
| JPS5757338B2 (en) * | 1978-06-02 | 1982-12-03 | Toyo Seikan Kk |
-
1984
- 1984-05-23 JP JP7562484U patent/JPS60188363U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5090388A (en) * | 1973-12-10 | 1975-07-19 | ||
| JPS5757338B2 (en) * | 1978-06-02 | 1982-12-03 | Toyo Seikan Kk |
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