JPH01134207U - - Google Patents
Info
- Publication number
- JPH01134207U JPH01134207U JP3137288U JP3137288U JPH01134207U JP H01134207 U JPH01134207 U JP H01134207U JP 3137288 U JP3137288 U JP 3137288U JP 3137288 U JP3137288 U JP 3137288U JP H01134207 U JPH01134207 U JP H01134207U
- Authority
- JP
- Japan
- Prior art keywords
- striped pattern
- dark
- light
- smoothness
- bright
- 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.)
- Pending
Links
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 5
- 238000003384 imaging method Methods 0.000 claims description 4
- 230000008602 contraction Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 8
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Length Measuring Devices By Optical Means (AREA)
Description
第１図は本考案の塗膜平滑度自動検査装置の基
本構成を例示するブロツク図、第２図は本考案の
一実施例である塗膜平滑度自動検査装置を示す全
体概略図、第３図は縞模様投影装置４及び撮像管
（ＴＶカメラ）６等を示す部分図、第４図はパー
ソナルコンピユータ７及び画像処理装置８の構成
を示すブロツク図、第５図は「パソコンメインル
ーチン」の処理を示すフローチヤート、第６図は
「画像処理メインルーチン」の処理を示すフロー
チヤート、第７図は「平滑度判定処理ルーチン」
の処理を示すフローチヤート、第８図は画像処理
装置８の各処理におけるビデオ信号を示すタイミ
ングチヤート、第９図Ａ，Ｂ，Ｃ及びＤは車体２
の塗膜平滑度が悪い場合に画像処理装置８の行な
う各処理において再生された画像を示す説明図、
第１０図Ａ，Ｂ，Ｃ及びＤは車体２の塗膜平滑度
が良好な場合に再生された画像を示す説明図、第
１１図は車体２の平滑度の検査位置を例示する説
明図、第１２図は従来の塗膜平滑度自動検査装置
の一例を示す概略図、である。
Ｍ１…縞模様投影手段、Ｍ２…撮像手段、Ｍ３
…２値化手段、Ｍ４…膨脹・収縮手段、Ｍ５…平
滑度判定手段、１…コンベア、２…車体、３…認
識センサ、４…縞模様投影装置、６…撮像管（Ｔ
Ｖカメラ）、７…パーソナルコンピユータ、８…
画像処理装置、９…門型ロボツト、１０…ロボツ
ト制御盤。
FIG. 1 is a block diagram illustrating the basic configuration of the automatic coating film smoothness inspection device of the present invention, FIG. 2 is an overall schematic diagram showing the automatic coating smoothness inspection device which is an embodiment of the present invention, and FIG. The figure is a partial diagram showing the striped pattern projection device 4, the image pickup tube (TV camera) 6, etc., FIG. 4 is a block diagram showing the configuration of the personal computer 7 and the image processing device 8, and FIG. 5 is the "PC main routine". Flowchart showing the processing, FIG. 6 is a flowchart showing the processing of "image processing main routine", FIG. 7 is "smoothness judgment processing routine"
8 is a timing chart showing video signals in each process of the image processing device 8, and FIG. 9 A, B, C, and D are flowcharts showing the processing of the vehicle body 2.
An explanatory diagram showing images reproduced in each process performed by the image processing device 8 when the coating film smoothness is poor,
10A, B, C, and D are explanatory diagrams showing images reproduced when the coating film smoothness of the vehicle body 2 is good; FIG. 11 is an explanatory diagram illustrating the inspection position of the smoothness of the vehicle body 2; FIG. 12 is a schematic diagram showing an example of a conventional automatic coating film smoothness inspection device. M1... Striped pattern projection means, M2... Imaging means, M3
...binarization means, M4...expansion/contraction means, M5...smoothness determination means, 1...conveyor, 2...vehicle body, 3...recognition sensor, 4...stripe pattern projection device, 6...imaging tube (T
V camera), 7...Personal computer, 8...
Image processing device, 9...Portal robot, 10...Robot control panel.
Claims (1)
様を照射する縞模様投影手段と、 該縞模様投影手段により上記被検査物表面に写
し出された明暗縞模様の像を光の強弱レベル信号
として撮像する撮像手段と、 該撮像手段の出力する光の強弱レベル信号を所
定の基準値と比較することにより撮像された明暗
縞模様を２値信号の明暗縞模様とする２値化手段
と、 該２値信号の明暗縞模様の明部又は暗部を膨脹
処理した後に収縮処理、あるいは収縮処理した後
に膨脹処理して基準縞模様を生成する膨脹・収縮
手段と、 該生成された基準縞模様と上記２値化手段によ
り得られた２値信号の明暗縞模様とを比較して上
記被検査物の塗膜平滑度を判定する平滑度判定手
段と、 を備えたことを特徴とする塗膜平滑度自動検査装
置。[Scope of Claim for Utility Model Registration] Striped pattern projection means for projecting a predetermined bright and dark striped pattern onto a painted object to be inspected; An imaging means for capturing an image as a light intensity level signal; and a light and dark striped pattern imaged by comparing the light intensity level signal outputted by the imaging means with a predetermined reference value as a light and dark striped pattern of a binary signal. and an expansion/contraction means that expands and then contracts the light or dark part of the bright and dark striped pattern of the binary signal, or performs the contraction process and then expands it to generate a reference striped pattern. smoothness determining means for determining the coating film smoothness of the object to be inspected by comparing the generated reference striped pattern with the bright and dark striped pattern of the binary signal obtained by the binarizing means; An automatic coating film smoothness inspection device featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3137288U JPH01134207U (en) | 1988-03-09 | 1988-03-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3137288U JPH01134207U (en) | 1988-03-09 | 1988-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01134207U true JPH01134207U (en) | 1989-09-13 |
Family
ID=31257189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3137288U Pending JPH01134207U (en) | 1988-03-09 | 1988-03-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01134207U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018221006A1 (en) * | 2017-05-29 | 2018-12-06 | コニカミノルタ株式会社 | Surface defect inspection device and method |
-
1988
- 1988-03-09 JP JP3137288U patent/JPH01134207U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018221006A1 (en) * | 2017-05-29 | 2018-12-06 | コニカミノルタ株式会社 | Surface defect inspection device and method |
| JPWO2018221006A1 (en) * | 2017-05-29 | 2020-04-02 | コニカミノルタ株式会社 | Surface defect inspection apparatus and method |
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