ZA200800948B - An apparatus and method for detecting surface defects on a workpiece such as a rolled/drawn metal bar - Google Patents

An apparatus and method for detecting surface defects on a workpiece such as a rolled/drawn metal bar

Info

Publication number
ZA200800948B
ZA200800948B ZA200800948A ZA200800948A ZA200800948B ZA 200800948 B ZA200800948 B ZA 200800948B ZA 200800948 A ZA200800948 A ZA 200800948A ZA 200800948 A ZA200800948 A ZA 200800948A ZA 200800948 B ZA200800948 B ZA 200800948B
Authority
ZA
South Africa
Prior art keywords
workpiece
rolled
surface defects
metal bar
detecting surface
Prior art date
Application number
ZA200800948A
Other languages
English (en)
Inventor
Chang Tzyy-Shuh
Gutchess Daniel
Huang Hsun-Hau
Original Assignee
Og Technologies Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Og Technologies Inc filed Critical Og Technologies Inc
Publication of ZA200800948B publication Critical patent/ZA200800948B/xx

Links

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
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/952—Inspecting the exterior surface of cylindrical bodies or wires
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/08—Optical fibres; light guides
    • G01N2201/0826—Fibre array at source, distributing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/08—Optical fibres; light guides
    • G01N2201/084—Fibres for remote transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (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 Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
ZA200800948A 2005-08-02 2008-01-30 An apparatus and method for detecting surface defects on a workpiece such as a rolled/drawn metal bar ZA200800948B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/194,985 US7324681B2 (en) 2002-12-03 2005-08-02 Apparatus and method for detecting surface defects on a workpiece such as a rolled/drawn metal bar

Publications (1)

Publication Number Publication Date
ZA200800948B true ZA200800948B (en) 2009-02-25

Family

ID=37709306

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200800948A ZA200800948B (en) 2005-08-02 2008-01-30 An apparatus and method for detecting surface defects on a workpiece such as a rolled/drawn metal bar

Country Status (15)

Country Link
US (1) US7324681B2 (zh)
EP (1) EP1913520B1 (zh)
JP (1) JP4875704B2 (zh)
KR (1) KR101263254B1 (zh)
CN (1) CN101258510B (zh)
AU (1) AU2006275457B2 (zh)
BR (1) BRPI0614518A2 (zh)
CA (1) CA2617158C (zh)
MX (1) MX2008001543A (zh)
PL (1) PL1913520T3 (zh)
RU (1) RU2376586C2 (zh)
TW (1) TWI302855B (zh)
UA (1) UA94236C2 (zh)
WO (1) WO2007016544A2 (zh)
ZA (1) ZA200800948B (zh)

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CN107666569B (zh) * 2016-07-29 2020-04-28 宝山钢铁股份有限公司 钢管表面检测装置的自动对焦方法
JP2018205099A (ja) * 2017-06-02 2018-12-27 コニカミノルタ株式会社 筒状物の検査装置
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CN107421963A (zh) * 2017-09-18 2017-12-01 重庆大学 一种核燃料生坯裂纹检测装置及裂纹检测方法
CN107917916B (zh) * 2017-11-16 2020-09-01 哈尔滨工业大学 一种利用双自由度导轨检测椭球形玻壳的检测方法
CN108016020B (zh) * 2017-12-12 2023-10-24 河北天昱恒科技有限公司 塑料管自动检测装置
RU2687511C1 (ru) * 2018-04-09 2019-05-14 Федеральное государственное бюджетное образовательное учреждение высшего образования "Уфимский государственный нефтяной технический университет" Устройство для измерения положения лазерного луча
IT201800010374A1 (it) * 2018-11-15 2020-05-15 Xepics Sa Metodo e sistema automatico di misura per la misurazione di parametri fisici e dimensionali di articoli combinati.
CN110412055B (zh) * 2019-05-06 2021-10-01 天津大学 一种基于多光源暗场照明的透镜白雾缺陷检测方法
EP3968012A1 (en) * 2020-09-11 2022-03-16 Schott Ag Apparatus for the inspection of a circular elongated element
KR102372816B1 (ko) * 2021-12-07 2022-03-08 김상록 파이프 가공홈 성형장치
CN114166131A (zh) * 2021-12-08 2022-03-11 郑州天宏工程检测有限公司 一种钢筋断后伸长率检测系统及其使用方法
KR102514703B1 (ko) * 2022-07-29 2023-03-29 (주)한맥기술 복수 개의 카메라를 이용하여 구조물의 손상 영역을 촬영하는 무인 비행 장치 및 이를 이용한 구조물 손상 검사 장치
CN116625621B (zh) * 2023-07-25 2023-09-26 合肥沛顿存储科技有限公司 一种裸芯片振动检测设备
CN117405685A (zh) * 2023-12-15 2024-01-16 深圳市什方智造科技有限公司 发光装置、发光方法及电池检测设备

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Also Published As

Publication number Publication date
AU2006275457B2 (en) 2011-08-04
TW200732057A (en) 2007-09-01
RU2376586C2 (ru) 2009-12-20
EP1913520A2 (en) 2008-04-23
CA2617158A1 (en) 2007-02-08
WO2007016544A2 (en) 2007-02-08
KR101263254B1 (ko) 2013-05-10
US7324681B2 (en) 2008-01-29
MX2008001543A (es) 2008-04-22
CN101258510B (zh) 2012-05-09
US20060002605A1 (en) 2006-01-05
PL1913520T3 (pl) 2017-09-29
KR20080040756A (ko) 2008-05-08
BRPI0614518A2 (pt) 2012-11-27
JP4875704B2 (ja) 2012-02-15
RU2008104563A (ru) 2009-09-10
WO2007016544A3 (en) 2007-09-27
JP2009507211A (ja) 2009-02-19
UA94236C2 (ru) 2011-04-26
CN101258510A (zh) 2008-09-03
TWI302855B (en) 2008-11-11
CA2617158C (en) 2011-12-20
AU2006275457A1 (en) 2007-02-08
EP1913520B1 (en) 2017-05-24
EP1913520A4 (en) 2009-11-25

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