CN106353324B - 磁环表面缺陷提取方法 - Google Patents
磁环表面缺陷提取方法 Download PDFInfo
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- CN106353324B CN106353324B CN201610656786.1A CN201610656786A CN106353324B CN 106353324 B CN106353324 B CN 106353324B CN 201610656786 A CN201610656786 A CN 201610656786A CN 106353324 B CN106353324 B CN 106353324B
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- 230000007547 defect Effects 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 13
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- 230000000877 morphologic effect Effects 0.000 claims description 6
- 230000001629 suppression Effects 0.000 claims description 6
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- 238000001514 detection method Methods 0.000 description 29
- 239000000047 product Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 238000000605 extraction Methods 0.000 description 5
- 229910000859 α-Fe Inorganic materials 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
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- 238000005299 abrasion Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
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- 238000011161 development Methods 0.000 description 1
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- 239000012535 impurity Substances 0.000 description 1
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- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000006996 mental state Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Classifications
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- 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
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
-
- 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
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
- G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
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- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Signal Processing (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)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Image Processing (AREA)
Abstract
Description
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Priority Applications (1)
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CN201610656786.1A CN106353324B (zh) | 2016-08-10 | 2016-08-10 | 磁环表面缺陷提取方法 |
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CN201610656786.1A CN106353324B (zh) | 2016-08-10 | 2016-08-10 | 磁环表面缺陷提取方法 |
Publications (2)
Publication Number | Publication Date |
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CN106353324A CN106353324A (zh) | 2017-01-25 |
CN106353324B true CN106353324B (zh) | 2019-01-18 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108280838A (zh) * | 2018-01-31 | 2018-07-13 | 桂林电子科技大学 | 一种基于边缘检测的夹片牙型缺陷检测方法 |
CN108876768B (zh) * | 2018-05-30 | 2022-05-06 | 金名山光电(吴江)有限公司 | 导光板暗影缺陷检测方法 |
CN108776966B (zh) * | 2018-06-12 | 2021-11-16 | 成都银河磁体股份有限公司 | 一种磁体外观缺陷检测的方法及*** |
CN110021011A (zh) * | 2019-03-15 | 2019-07-16 | 横店集团东磁有限公司 | 一种检测芯片画胶面积的方法 |
CN110687121B (zh) * | 2019-09-19 | 2022-06-17 | 湖北三江航天万峰科技发展有限公司 | 一种陶瓦智能在线检测与自动分级方法和*** |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5859698A (en) * | 1997-05-07 | 1999-01-12 | Nikon Corporation | Method and apparatus for macro defect detection using scattered light |
CN102253050A (zh) * | 2011-03-14 | 2011-11-23 | 广州市盛通建设工程质量检测有限公司 | 基于机器视觉的磁瓦表面缺陷自动检测方法与装置 |
CN102393397A (zh) * | 2011-08-30 | 2012-03-28 | 成都四星液压制造有限公司 | 一种磁瓦表面缺陷检测***及其检测方法 |
JP2012178159A (ja) * | 2012-03-16 | 2012-09-13 | Hitachi High-Technologies Corp | 欠陥検査方法及び欠陥検査装置 |
CN103090804A (zh) * | 2013-01-15 | 2013-05-08 | 中国计量学院 | 成品磁环图像自动检测***及检测方法 |
-
2016
- 2016-08-10 CN CN201610656786.1A patent/CN106353324B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5859698A (en) * | 1997-05-07 | 1999-01-12 | Nikon Corporation | Method and apparatus for macro defect detection using scattered light |
CN102253050A (zh) * | 2011-03-14 | 2011-11-23 | 广州市盛通建设工程质量检测有限公司 | 基于机器视觉的磁瓦表面缺陷自动检测方法与装置 |
CN102393397A (zh) * | 2011-08-30 | 2012-03-28 | 成都四星液压制造有限公司 | 一种磁瓦表面缺陷检测***及其检测方法 |
JP2012178159A (ja) * | 2012-03-16 | 2012-09-13 | Hitachi High-Technologies Corp | 欠陥検査方法及び欠陥検査装置 |
CN103090804A (zh) * | 2013-01-15 | 2013-05-08 | 中国计量学院 | 成品磁环图像自动检测***及检测方法 |
Non-Patent Citations (2)
Title |
---|
基于小波模极大值的磁瓦裂纹缺陷边缘检测算法;林丽君等;《电子科技大学学报》;20150331;第44卷(第2期);283-288 |
磁瓦表面缺陷的机器视觉检测方法;张振尧等;《光学技术》;20140930;第40卷(第5期);434-439 |
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Effective date of registration: 20221010 Address after: Room 406, building 19, haichuangyuan, No. 998, Wenyi West Road, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: HANGZHOU HUICUI INTELLIGENT TECHNOLOGY CO.,LTD. Address before: 310018 Xiasha Higher Education Zone, Zhejiang, Hangzhou Province, Zhejiang Sci-Tech University Patentee before: ZHEJIANG SCI-TECH University |
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Denomination of invention: Method for extracting surface defects of magnetic rings Granted publication date: 20190118 Pledgee: Guotou Taikang Trust Co.,Ltd. Pledgor: HANGZHOU HUICUI INTELLIGENT TECHNOLOGY CO.,LTD. Registration number: Y2024980004919 |
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