JPH034205U - - Google Patents
Info
- Publication number
- JPH034205U JPH034205U JP6489289U JP6489289U JPH034205U JP H034205 U JPH034205 U JP H034205U JP 6489289 U JP6489289 U JP 6489289U JP 6489289 U JP6489289 U JP 6489289U JP H034205 U JPH034205 U JP H034205U
- Authority
- JP
- Japan
- Prior art keywords
- groove
- image signal
- outputs
- signals
- slit light
- 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
- 238000007689 inspection Methods 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Description
第１図は本考案の第１の実施例を示すブロツク
図、第２図は第１の実施例を示す斜視説明図、第
３図は全長検査の手順を示すフロー図、第４図は
全長検査における処理タイミングを示すタイミン
グ図、第５図は幾何学補正を説明するための説明
図、第６図はゲージ検査を示す説明図、第７図は
本考案の第２の実施例を示すブロツク図、第８図
は第２の実施例を示す斜視説明図、第９図は代表
部詳細検査の手順を示すフロー図、第１０図は開
先形状の特徴抽出手法を示す説明図、第１１図〜
第１３図は従来技術を示す説明図、第１４図は従
来の検査手順を示すフロー図、第１５，１６図は
センシングヘツドを示す斜視図、第１７図はセン
シングヘツドを示す機能説明図、第１８図はセン
シングヘツドの使用状態を示す説明図である。
図面中、１…溶接開先、１０…センシングヘツ
ド、１２…支持ローラ、１４…位置決めローラ、
１５…半導体レーザ光源、１５ａ…レーザスリツ
ト光、１７…ＣＣＤカメラ、１８…エンコーダ、
２０…記録装置、２０ａ…変調ユニツト、２０ｂ
…ビデオデツキ、２１…ビデオテープ、３０…検
査装置、３１…再生装置、３１ａ…ビデオツデツ
キ、３１ｂ…復調ユニツト、３２…コンピユータ
、３２ａ…演算処理部、３２ｂ…２値化処理ユニ
ツト、３２ｃ…位置信号入力ユニツト、４０…ハ
ンドヘルドコンピユータ、４０ａ…演算処理装置
、４０ｂ…２値化処理ユニツト、４１…マイクロ
フロツピー、Ｖ…画像信号、Ｌ…位置信号である
。
Fig. 1 is a block diagram showing the first embodiment of the present invention, Fig. 2 is a perspective explanatory view showing the first embodiment, Fig. 3 is a flow diagram showing the procedure for full length inspection, and Fig. 4 is a full length inspection procedure. FIG. 5 is an explanatory diagram for explaining geometric correction; FIG. 6 is an explanatory diagram for gage inspection; FIG. 7 is a block diagram showing a second embodiment of the present invention. 8 is a perspective explanatory view showing the second embodiment, FIG. 9 is a flow chart showing the procedure for detailed inspection of the representative part, FIG. 10 is an explanatory view showing the feature extraction method of the groove shape, and FIG. figure~
FIG. 13 is an explanatory diagram showing the prior art, FIG. 14 is a flow diagram showing the conventional inspection procedure, FIGS. 15 and 16 are perspective views showing the sensing head, FIG. 17 is a functional explanatory diagram showing the sensing head, and FIG. FIG. 18 is an explanatory diagram showing the usage state of the sensing head. In the drawings, 1... welding groove, 10... sensing head, 12... support roller, 14... positioning roller,
15... Semiconductor laser light source, 15a... Laser slit light, 17... CCD camera, 18... Encoder,
20...Recording device, 20a...Modulation unit, 20b
...Video deck, 21...Video tape, 30...Inspection device, 31...Reproduction device, 31a...Video deck, 31b...Demodulation unit, 32...Computer, 32a...Arithmetic processing unit, 32b...Binarization processing unit, 32c...Position signal input 40...handheld computer, 40a...arithmetic processing unit, 40b...binarization processing unit, 41...microfloppy, V...image signal, L...position signal.
Claims (1)
するガイド機構と、開先に向けて照射するスリツ
ト光を発生する光源と、スリツト光が照射された
開先を撮影して画像信号を出力する撮影部と、移
動距離に応じた位置信号を出力する位置センサと
を備えたセンシングヘツドと、 前記画像信号及び前記位置信号を記録媒体に記
録する記録装置と、 記録媒体に記録した画像信号及び位置信号を再
生する再生装置と、再生した画像信号及び位置信
号のうち少なくとも画像信号を基に開先形状を分
析評価するコンピユータとでなる検査装置と、 を具備することを特徴とする開先形状検査装置
。 (2) 開先に沿いずれ無く移動できるようガイド
するガイド機構と、開先に向けて照射するスリツ
ト光を発生する光源と、スリツト光が照射された
開先を撮影して画像信号を出力する撮影部と、移
動距離に応じた位置信号を出力する位置センサと
を備えたセンシングヘツドと、 前記撮影部から出力される画像信号を取り込み
この画像信号を基に開先形状を分析評価するコン
ピユータと、 を具備することを特徴とする開先形状検査装置
。[Scope of Claim for Utility Model Registration] (1) A guide mechanism that guides movement along the groove without any deviation, a light source that generates slit light that irradiates toward the groove, and a light source that illuminates the groove that is irradiated with the slit light. a sensing head including a photographing unit that photographs and outputs an image signal; a position sensor that outputs a position signal according to a moving distance; a recording device that records the image signal and the position signal on a recording medium; An inspection device comprising: a reproduction device that reproduces image signals and position signals recorded on a medium; and a computer that analyzes and evaluates the groove shape based on at least the image signals of the reproduced image signals and position signals. A groove shape inspection device featuring: (2) A guide mechanism that guides the groove so that it can move without any deviation, a light source that generates slit light that irradiates the groove, and an image signal that photographs the groove irradiated with the slit light and outputs an image signal. a sensing head equipped with a photographing section and a position sensor that outputs a position signal according to a moving distance; a computer that receives an image signal output from the photographing section and analyzes and evaluates the groove shape based on the image signal; A groove shape inspection device comprising: .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6489289U JPH034205U (en) | 1989-06-05 | 1989-06-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6489289U JPH034205U (en) | 1989-06-05 | 1989-06-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH034205U true JPH034205U (en) | 1991-01-17 |
Family
ID=31596229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6489289U Pending JPH034205U (en) | 1989-06-05 | 1989-06-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH034205U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0642914A (en) * | 1992-07-24 | 1994-02-18 | Canon Inc | Displacement measuring apparatus |
-
1989
- 1989-06-05 JP JP6489289U patent/JPH034205U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0642914A (en) * | 1992-07-24 | 1994-02-18 | Canon Inc | Displacement measuring apparatus |
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