JP6213981B2 - ワークの外観検査装置およびワークの外観検査方法 - Google Patents
ワークの外観検査装置およびワークの外観検査方法 Download PDFInfo
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- JP6213981B2 JP6213981B2 JP2013084248A JP2013084248A JP6213981B2 JP 6213981 B2 JP6213981 B2 JP 6213981B2 JP 2013084248 A JP2013084248 A JP 2013084248A JP 2013084248 A JP2013084248 A JP 2013084248A JP 6213981 B2 JP6213981 B2 JP 6213981B2
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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
- G01N21/8806—Specially adapted optical and illumination features
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/69—Control of means for changing angle of the field of view, e.g. optical zoom objectives or electronic zooming
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/02—Devices for feeding articles or materials to conveyors
-
- 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
- G01N21/8901—Optical details; Scanning details
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0075—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g. increasing, the depth of field or depth of focus
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/02—Viewing or reading apparatus
- G02B27/028—Viewing or reading apparatus characterised by the supporting structure
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0004—Industrial image inspection
-
- 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
- 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
- G01N2021/8909—Scan signal processing specially adapted for inspection of running sheets
-
- 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
- G01N2201/10—Scanning
- G01N2201/104—Mechano-optical scan, i.e. object and beam moving
- G01N2201/1042—X, Y scan, i.e. object moving in X, beam in Y
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Optics & Photonics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Studio Devices (AREA)
Description
ΔP=Gt/n0−Gt/n
=Gt/1−Gt/1.5
=Gt/3 ・・・・・・・・・・・・・・・・・式(1)
となる。
2 搬送テーブル
6 イオナイザ
7 整列ガイド
8 側面カメラ部
9 内面カメラ部
10 上面カメラ部
11 下面カメラ部
12 前面カメラ部
13 後面カメラ部
30 ワークの外観検査装置
91、101 カメラ
91A、101A 受光素子
91C、101C 第1の鏡筒
91Ca、101Ca 第2の鏡筒
91G、101G ガラス板
91L、101L 撮像レンズ
Claims (4)
- 第1ワークと第1ワークと異なる形状の第2ワークとを含むワークを保持して搬送するワーク搬送手段であって、第1ワークと第2ワークの面一となる面は同一平面上にあるか、またはワーク搬送円弧の接線上にあるワーク搬送手段と、
ワーク搬送手段によって搬送されるワークを撮像するワーク撮像手段とを備え、
ワーク撮像手段は撮像レンズを含む第1の鏡筒と、
第1の鏡筒の先端に取付けられる第2の鏡筒とを有し、第1の鏡筒は撮像レンズ側に位置し、第2の鏡筒は両面が平行となる焦点調整用の透明体を含み、検査すべきワークを第1ワークから第2ワークに切り替える際、第2の鏡筒は第1の鏡筒にネジ込んで装着され、
ワークを切り替えた後の撮像レンズの中心から第2の鏡筒を経た、第2ワークの面一となる面と反対側の第2ワークの撮像面までの距離と、ワークを切り替える前の撮像レンズの中心から第2鏡筒を経ない、第1ワークの面一となる面と反対側の第1ワークの撮像面までの距離との差が撮像レンズの被写界深度の範囲内にあり、
この被写界深度は撮像レンズのピントが合った状態で撮像可能な範囲であることを特徴とするワークの外観検査装置。 - 透明体はガラス板からなることを特徴とする請求項1記載のワークの外観検査装置。
- ワークを保持して搬送するワーク搬送工程と、
ワーク搬送手段によって搬送されるワークを撮像するワーク撮像工程とを備え、
ワーク撮像工程は、撮像レンズを含む第1の鏡筒によって第1ワークを撮像する第1のワーク撮像工程と、
第1ワークと異なる形状の第2ワークを撮像するとともに、第1ワークと第2ワークの面一となる面は同一平面上にあるか、またはワーク搬送円弧の接線上にあり、第1の鏡筒と第1の鏡筒の先端に取付けられる第2の鏡筒とを含むワーク撮像手段により、第2ワークを撮像する第2のワーク撮像工程であって、第1の鏡筒は撮像レンズ側に位置し、第2の鏡筒は両面が平行となる焦点調整用の透明体を含み、検査すべきワークを第1ワークから第2ワークに切り替える際、第2の鏡筒は第1の鏡筒にネジ込んで装着される第2のワーク撮像工程とを有し、
ワークを切り替えた後の撮像レンズの中心から第2の鏡筒を経た、第2ワークの面一となる面と反対側の第2ワークの撮像面までの距離と、ワークを切り替える前の撮像レンズの中心から第2の鏡筒を経ない、第1ワークの面一となる面と反対側の第1ワークの撮像面までの距離との差が撮像レンズの被写界深度の範囲内にあり、
この被写界深度は撮像レンズのピントが合った状態で撮像可能な範囲であることを特徴とするワークの外観検査方法。 - 透明体はガラス板からなることを特徴とする請求項3記載のワークの外観検査方法。
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013084248A JP6213981B2 (ja) | 2013-04-12 | 2013-04-12 | ワークの外観検査装置およびワークの外観検査方法 |
TW103109040A TWI512283B (zh) | 2013-04-12 | 2014-03-13 | The appearance inspection of the workpiece and the appearance inspection method of the workpiece |
KR1020140033249A KR20140123902A (ko) | 2013-04-12 | 2014-03-21 | 워크의 외관 검사 장치 및 워크의 외관 검사 방법 |
EP20140001301 EP2790014A1 (en) | 2013-04-12 | 2014-04-09 | Work visual inspection device and work visual inspection method |
MYPI2014700882A MY171995A (en) | 2013-04-12 | 2014-04-10 | Work visual inspection device and work visual inspection method |
CN201410140938.3A CN104101605B (zh) | 2013-04-12 | 2014-04-10 | 工件的外观检查装置以及工件的外观检查方法 |
US14/251,110 US9838608B2 (en) | 2013-04-12 | 2014-04-11 | Work visual inspection device and work visual inspection method |
KR1020160076581A KR102123884B1 (ko) | 2013-04-12 | 2016-06-20 | 워크의 외관 검사 장치 및 워크의 외관 검사 방법 |
KR1020190013746A KR20190015449A (ko) | 2013-04-12 | 2019-02-01 | 워크의 외관 검사 장치 및 워크의 외관 검사 방법 |
Applications Claiming Priority (1)
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JP2013084248A JP6213981B2 (ja) | 2013-04-12 | 2013-04-12 | ワークの外観検査装置およびワークの外観検査方法 |
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JP2014206465A JP2014206465A (ja) | 2014-10-30 |
JP6213981B2 true JP6213981B2 (ja) | 2017-10-18 |
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JP2013084248A Active JP6213981B2 (ja) | 2013-04-12 | 2013-04-12 | ワークの外観検査装置およびワークの外観検査方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9838608B2 (ja) |
EP (1) | EP2790014A1 (ja) |
JP (1) | JP6213981B2 (ja) |
KR (3) | KR20140123902A (ja) |
CN (1) | CN104101605B (ja) |
MY (1) | MY171995A (ja) |
TW (1) | TWI512283B (ja) |
Families Citing this family (3)
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PL3194882T3 (pl) * | 2014-09-15 | 2021-10-25 | Dti Group Limited | Filtrowanie wyładowań łukowych przy użyciu urządzeń do rejestrowania wielu obrazów |
KR101693684B1 (ko) * | 2015-04-06 | 2017-01-06 | 나승옥 | 워크 외형검사장치 및 방법 |
JP2019060756A (ja) * | 2017-09-27 | 2019-04-18 | 株式会社ランプハウス | 被検査物の画像検査制御システム |
Family Cites Families (17)
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JPS6385561A (ja) * | 1986-09-30 | 1988-04-16 | Ushio Inc | プリント基板製作の露光方式 |
JPH03248118A (ja) * | 1990-02-26 | 1991-11-06 | Nec Corp | 人工衛星塔載用光学系装置 |
JPH04175734A (ja) * | 1990-11-08 | 1992-06-23 | Olympus Optical Co Ltd | オートフォーカス装置 |
JP3316837B2 (ja) * | 1995-03-03 | 2002-08-19 | 株式会社高岳製作所 | 三次元撮像装置 |
JPH1062677A (ja) * | 1996-08-22 | 1998-03-06 | Gokou Internatl Corp:Kk | ズームレンズの焦点調節構造 |
JP3129245B2 (ja) * | 1996-10-31 | 2001-01-29 | オムロン株式会社 | 撮像装置 |
KR100367595B1 (ko) * | 2000-07-06 | 2003-01-10 | 엘지전자 주식회사 | 씨씨디 카메라의 제어방법 |
JP4721537B2 (ja) * | 2001-03-07 | 2011-07-13 | Hoya株式会社 | レンズ鏡筒のフィルタ着脱装置 |
US20090174767A1 (en) * | 2004-03-05 | 2009-07-09 | Toru Kishimoto | Photographic device and method of photographic inspected portion of subject |
US7725018B2 (en) * | 2006-08-01 | 2010-05-25 | Canon Kabushiki Kaisha | Focus control apparatus, image sensing apparatus and focus control method |
WO2008153141A1 (ja) * | 2007-06-15 | 2008-12-18 | The Yokohama Rubber Co., Ltd. | 長尺物の外観検査方法及びその装置 |
JP5106139B2 (ja) | 2008-01-15 | 2012-12-26 | 株式会社石川製作所 | 部品の外観検査装置 |
JP2010181222A (ja) * | 2009-02-04 | 2010-08-19 | Mitsutoyo Corp | プローブ顕微鏡 |
CN201447084U (zh) * | 2009-05-25 | 2010-05-05 | 咀香园健康食品(中山)有限公司 | 食品外观色泽完整性视觉检测系统 |
JP5598912B2 (ja) | 2009-11-27 | 2014-10-01 | 株式会社 東京ウエルズ | ワークの外観検査装置およびワークの外観検査方法 |
CN102079448B (zh) * | 2009-11-27 | 2013-09-04 | 东京威尔斯股份有限公司 | 工件的外观检查装置以及工件的外观检查方法 |
US9715612B2 (en) * | 2012-12-26 | 2017-07-25 | Cognex Corporation | Constant magnification lens for vision system camera |
-
2013
- 2013-04-12 JP JP2013084248A patent/JP6213981B2/ja active Active
-
2014
- 2014-03-13 TW TW103109040A patent/TWI512283B/zh active
- 2014-03-21 KR KR1020140033249A patent/KR20140123902A/ko active Application Filing
- 2014-04-09 EP EP20140001301 patent/EP2790014A1/en not_active Ceased
- 2014-04-10 CN CN201410140938.3A patent/CN104101605B/zh active Active
- 2014-04-10 MY MYPI2014700882A patent/MY171995A/en unknown
- 2014-04-11 US US14/251,110 patent/US9838608B2/en active Active
-
2016
- 2016-06-20 KR KR1020160076581A patent/KR102123884B1/ko active IP Right Grant
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2019
- 2019-02-01 KR KR1020190013746A patent/KR20190015449A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
KR102123884B1 (ko) | 2020-06-17 |
KR20140123902A (ko) | 2014-10-23 |
CN104101605A (zh) | 2014-10-15 |
KR20190015449A (ko) | 2019-02-13 |
TWI512283B (zh) | 2015-12-11 |
KR20160077023A (ko) | 2016-07-01 |
US20140307082A1 (en) | 2014-10-16 |
JP2014206465A (ja) | 2014-10-30 |
MY171995A (en) | 2019-11-11 |
CN104101605B (zh) | 2017-06-23 |
EP2790014A1 (en) | 2014-10-15 |
TW201504618A (zh) | 2015-02-01 |
US9838608B2 (en) | 2017-12-05 |
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