KR20020081073A - 방사선 검사장치 및 방사선 검사방법 - Google Patents
방사선 검사장치 및 방사선 검사방법 Download PDFInfo
- Publication number
- KR20020081073A KR20020081073A KR1020020019969A KR20020019969A KR20020081073A KR 20020081073 A KR20020081073 A KR 20020081073A KR 1020020019969 A KR1020020019969 A KR 1020020019969A KR 20020019969 A KR20020019969 A KR 20020019969A KR 20020081073 A KR20020081073 A KR 20020081073A
- Authority
- KR
- South Korea
- Prior art keywords
- pixel
- radiation
- data
- difference
- inspection
- Prior art date
Links
- 238000007689 inspection Methods 0.000 title claims abstract description 55
- 230000005855 radiation Effects 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title description 14
- 238000012545 processing Methods 0.000 claims abstract description 42
- 238000001514 detection method Methods 0.000 claims abstract description 30
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 239000005022 packaging material Substances 0.000 description 4
- 239000012780 transparent material Substances 0.000 description 4
- 230000005856 abnormality Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000007717 exclusion Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 238000003909 pattern recognition Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000004040 coloring Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 235000021485 packed food Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer 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
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
- G01N23/04—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and forming images of the material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B15/00—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons
- G01B15/04—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons for measuring contours or curvatures
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Electromagnetism (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
- Image Processing (AREA)
- Image Analysis (AREA)
Abstract
Description
Claims (1)
- 피검사 대상물로 향해서 방사선을 발생시키는 방사선 발생장치와;상기 방사선 발생장치와 대향하게 배치되어, 피검사 대상물을 통해서 투과된 방사선을 검출하고, 피검사 대상물의 이미지를 구성하는 각 화소의 화소 데이터를 출력하는 방사선 검출장치 및;상기 방사선 검출장치에서 출력된 화소 데이터를 이용하여 데이터 처리를 실행하는 데이터 처리유닛을 포함하고,상기 데이터 처리유닛은, 상기 방사선 검출장치에서 출력된 각 화소의 화소 데이터와, 그 주위 화소의 화소 데이터 사이의 차이를 계산하고, 각각에 대응해서 차이 처리에 의해 구해진 농도 데이터가 소정의 농도 범위내에 있는 화소의 수를 합계함으로써 피검사 대상물의 총 주위 길이를 구하여, 대상물의 총 주위 길이로부터 대상물에서 균열 또는 흠이 발생하는가 아닌가를 판정하는 것을 특징으로 하는 방사선 검사장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2001-00118628 | 2001-04-17 | ||
JP2001118628A JP2002310946A (ja) | 2001-04-17 | 2001-04-17 | 放射線検査装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20020081073A true KR20020081073A (ko) | 2002-10-26 |
KR100451537B1 KR100451537B1 (ko) | 2004-10-06 |
Family
ID=18968996
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2002-0019969A KR100451537B1 (ko) | 2001-04-17 | 2002-04-12 | 방사선 검사장치 및 방사선 검사방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6574303B2 (ko) |
JP (1) | JP2002310946A (ko) |
KR (1) | KR100451537B1 (ko) |
CN (1) | CN1185481C (ko) |
AU (1) | AU776455B2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100922279B1 (ko) * | 2004-04-22 | 2009-10-15 | 가부시키가이샤 시마즈세이사쿠쇼 | 방사선 촬상장치 및 방사선 검출신호 처리방법 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6895073B2 (en) * | 2002-11-22 | 2005-05-17 | Agilent Technologies, Inc. | High-speed x-ray inspection apparatus and method |
US7700820B2 (en) * | 2006-11-30 | 2010-04-20 | Kimberly-Clark Worldwide, Inc. | Process for controlling the quality of an absorbent article including a wetness sensing system |
CN100565156C (zh) * | 2007-02-09 | 2009-12-02 | 中国钢铁股份有限公司 | 混凝土结构物的裂缝检测方法 |
JP2009270866A (ja) * | 2008-05-01 | 2009-11-19 | Ishida Co Ltd | X線検査装置 |
JP5340717B2 (ja) * | 2008-12-16 | 2013-11-13 | 株式会社イシダ | X線検査装置 |
JP5452081B2 (ja) * | 2009-06-04 | 2014-03-26 | アンリツ産機システム株式会社 | X線検査装置 |
CN101986099B (zh) * | 2010-10-21 | 2013-11-06 | 中国林业科学研究院木材工业研究所 | 一种确定材料边缘的方法和系统 |
JP6397690B2 (ja) * | 2014-08-11 | 2018-09-26 | 株式会社日立ハイテクノロジーズ | X線透過検査装置及び異物検出方法 |
PL227616B1 (pl) * | 2014-09-12 | 2018-01-31 | International Tobacco Machinery Poland Spólka Z Ograniczona Odpowiedzialnoscia | Urządzenie pomiarowe i sposób pomiaru prętopodobnych artykułów wielosegmentowych przemysłu tytoniowego |
JP6555139B2 (ja) | 2016-01-19 | 2019-08-07 | 横浜ゴム株式会社 | コンベヤベルトの検査装置 |
CN105841644B (zh) * | 2016-05-26 | 2018-04-10 | 马鞍山恒瑞测量设备有限公司 | 一种x射线非接触式钢冷轧板带厚度测量装置 |
DE102019111567A1 (de) * | 2019-05-03 | 2020-11-05 | Wipotec Gmbh | Verfahren und Vorrichtung zur Röntgeninspektion von Produkten, insbesondere von Lebensmitteln |
KR200491807Y1 (ko) | 2019-09-27 | 2020-06-08 | 주식회사 피에프이엔씨 | 누수감지수단을 구비한 스프링클러 헤드 보호망 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US35423A (en) * | 1862-05-27 | Improvement in machines for threading wood-screws | ||
US4809308A (en) * | 1986-02-20 | 1989-02-28 | Irt Corporation | Method and apparatus for performing automated circuit board solder quality inspections |
US6023497A (en) * | 1996-09-12 | 2000-02-08 | Anritsu Corporation | Apparatus for detecting foreign matter with high selectivity and high sensitivity by image processing |
JPH10197451A (ja) * | 1997-01-16 | 1998-07-31 | Dainippon Screen Mfg Co Ltd | 光学的むら検査装置および光学的むら検査方法 |
US6366690B1 (en) * | 1998-07-07 | 2002-04-02 | Applied Materials, Inc. | Pixel based machine for patterned wafers |
JP2000135268A (ja) * | 1998-08-26 | 2000-05-16 | Yuyama Seisakusho:Kk | 錠剤検査装置 |
KR100406399B1 (ko) * | 1998-12-26 | 2004-01-24 | 주식회사 포스코 | 강판의표면결함검출방법 |
JP2000284059A (ja) * | 1999-03-31 | 2000-10-13 | Fuji Photo Film Co Ltd | 放射線固体検出装置 |
-
2001
- 2001-04-17 JP JP2001118628A patent/JP2002310946A/ja active Pending
-
2002
- 2002-04-12 KR KR10-2002-0019969A patent/KR100451537B1/ko not_active IP Right Cessation
- 2002-04-16 AU AU34342/02A patent/AU776455B2/en not_active Ceased
- 2002-04-16 US US10/123,675 patent/US6574303B2/en not_active Expired - Fee Related
- 2002-04-17 CN CNB021056765A patent/CN1185481C/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100922279B1 (ko) * | 2004-04-22 | 2009-10-15 | 가부시키가이샤 시마즈세이사쿠쇼 | 방사선 촬상장치 및 방사선 검출신호 처리방법 |
Also Published As
Publication number | Publication date |
---|---|
CN1185481C (zh) | 2005-01-19 |
JP2002310946A (ja) | 2002-10-23 |
US20020168047A1 (en) | 2002-11-14 |
CN1381717A (zh) | 2002-11-27 |
AU3434202A (en) | 2002-11-21 |
KR100451537B1 (ko) | 2004-10-06 |
US6574303B2 (en) | 2003-06-03 |
AU776455B2 (en) | 2004-09-09 |
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