JPS6142222B2 - - Google Patents
Info
- Publication number
- JPS6142222B2 JPS6142222B2 JP14251677A JP14251677A JPS6142222B2 JP S6142222 B2 JPS6142222 B2 JP S6142222B2 JP 14251677 A JP14251677 A JP 14251677A JP 14251677 A JP14251677 A JP 14251677A JP S6142222 B2 JPS6142222 B2 JP S6142222B2
- Authority
- JP
- Japan
- Prior art keywords
- defect
- defects
- image
- parameters
- reflected light
- 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.)
- Expired
Links
- 230000007547 defect Effects 0.000 claims description 117
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 238000004458 analytical method Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 11
- 238000000149 argon plasma sintering Methods 0.000 claims description 2
- 238000012545 processing Methods 0.000 description 15
- 238000007689 inspection Methods 0.000 description 12
- 241000237502 Ostreidae Species 0.000 description 8
- 235000020636 oyster Nutrition 0.000 description 8
- 238000004364 calculation method Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
- 239000000284 extract Substances 0.000 description 4
- 238000003384 imaging method Methods 0.000 description 4
- 238000011179 visual inspection Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 101000981773 Arabidopsis thaliana Transcription factor MYB34 Proteins 0.000 description 2
- 101000651887 Homo sapiens Neutral and basic amino acid transport protein rBAT Proteins 0.000 description 2
- 102100027341 Neutral and basic amino acid transport protein rBAT Human genes 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 101150069942 ATR2 gene Proteins 0.000 description 1
- 101100459266 Arabidopsis thaliana MYC3 gene Proteins 0.000 description 1
- 101100194350 Mus musculus Rere gene Proteins 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000005102 attenuated total reflection Methods 0.000 description 1
- 238000001444 catalytic combustion detection Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000003909 pattern recognition Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14251677A JPS5474793A (en) | 1977-11-28 | 1977-11-28 | Surface defect inspection method of steel plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14251677A JPS5474793A (en) | 1977-11-28 | 1977-11-28 | Surface defect inspection method of steel plates |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5474793A JPS5474793A (en) | 1979-06-15 |
| JPS6142222B2 true JPS6142222B2 (US07345094-20080318-C00003.png) | 1986-09-19 |
Family
ID=15317164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14251677A Granted JPS5474793A (en) | 1977-11-28 | 1977-11-28 | Surface defect inspection method of steel plates |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5474793A (US07345094-20080318-C00003.png) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62168217U (US07345094-20080318-C00003.png) * | 1986-04-16 | 1987-10-26 | ||
| JPH0511936Y2 (US07345094-20080318-C00003.png) * | 1987-03-24 | 1993-03-25 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2559581B1 (fr) * | 1984-02-10 | 1986-07-11 | Siderurgie Fse Inst Rech | Procede et installation de detection de defauts de surface sur une bande en cours de defilement |
-
1977
- 1977-11-28 JP JP14251677A patent/JPS5474793A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62168217U (US07345094-20080318-C00003.png) * | 1986-04-16 | 1987-10-26 | ||
| JPH0511936Y2 (US07345094-20080318-C00003.png) * | 1987-03-24 | 1993-03-25 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5474793A (en) | 1979-06-15 |
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