JPH0175806U - - Google Patents
Info
- Publication number
- JPH0175806U JPH0175806U JP1987170701U JP17070187U JPH0175806U JP H0175806 U JPH0175806 U JP H0175806U JP 1987170701 U JP1987170701 U JP 1987170701U JP 17070187 U JP17070187 U JP 17070187U JP H0175806 U JPH0175806 U JP H0175806U
- Authority
- JP
- Japan
- Prior art keywords
- image
- inspection object
- window
- measuring
- constituent points
- 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 12
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims description 2
- 239000000470 constituent Substances 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Image Analysis (AREA)
Description
第１図は本考案に係る形状検査装置の一例を示
すブロツク図、第２図は本考案に係る形状検査装
置の作動例を示す流れ図、第３図は本考案の実施
例に係る座標変換装置の作動例を示す図、第４図
は従来の形状検査装置の一例を示すブロツク図、
第５図は形状判定の一例を示す図である。
１１……検査対象物、２１……重心検出部、２
２……傾き角度算出部、２３……第１の座標変換
部、２４……第２の画像計測部、２５……ずれ量
算出部、２６……第２の座標変換部。
Fig. 1 is a block diagram showing an example of a shape inspection device according to the present invention, Fig. 2 is a flowchart showing an example of the operation of the shape inspection device according to the present invention, and Fig. 3 is a coordinate conversion device according to an embodiment of the present invention. FIG. 4 is a block diagram showing an example of a conventional shape inspection device.
FIG. 5 is a diagram showing an example of shape determination. 11... Inspection object, 21... Center of gravity detection unit, 2
2...Tilt angle calculation unit, 23...First coordinate conversion unit, 24...Second image measurement unit, 25...Displacement amount calculation unit, 26...Second coordinate conversion unit.
Claims (1)
生成手段と、該２値画像の所定領域にウインドウ
を設定して該ウインドウ内の画像構成点数を計測
する第１の画像計測手段と、該画像構成点数に基
づいて検査対象物の良否を判定する判定手段とを
備える形状検査装置において、前記２値画像で表
わされた検査対象物の重心座標を算出する重心算
出手段と、２値画像で表わされた検査対象物の傾
き角度を算出する傾き角度算出手段と、該算出し
た重心座標および傾き角度に基づいて当該２値画
像で表わされた検査対象物を予め定めた基準座標
位置へ移動させる第１の座標変換手段と、該移動
後の新たな座標位置において位置補正用のウイン
ドウを設定して該ウインドウ内の画像構成点数を
計測する第２の画像計測手段と、該第２の画像計
測手段によつて計測した画像構成点数に基づいて
前記基準座標と当該２値画像で表わされた検査対
象物とのずれ量を算出するずれ量算出手段と、該
ずれ量に基づき当該２値画像で表わされた検査対
象物を基準座標に移動させる第２の座標変換手段
とを備えることを特徴とする形状検査装置。 an image generating means for capturing an image of an inspection object to generate a binary image; a first image measuring means for setting a window in a predetermined area of the binary image and measuring the number of image constituent points within the window; A shape inspection apparatus comprising: a determination means for determining the quality of the inspection object based on the number of image constituent points; an inclination angle calculation means for calculating the inclination angle of the inspection object represented by , and a reference coordinate position predetermined for the inspection object represented by the binary image based on the calculated center of gravity coordinates and inclination angle. a first coordinate conversion means for moving the image to the new coordinate position; a second image measurement means for setting a position correction window at the new coordinate position after the movement and measuring the number of image constituent points within the window; a deviation amount calculating means for calculating an amount of deviation between the reference coordinates and the inspection object represented by the binary image based on the number of image constituent points measured by the image measuring means; A shape inspection apparatus comprising: second coordinate conversion means for moving an inspection object represented by a binary image to reference coordinates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987170701U JPH0175806U (en) | 1987-11-10 | 1987-11-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987170701U JPH0175806U (en) | 1987-11-10 | 1987-11-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0175806U true JPH0175806U (en) | 1989-05-23 |
Family
ID=31461874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987170701U Pending JPH0175806U (en) | 1987-11-10 | 1987-11-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0175806U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01152580A (en) * | 1987-12-10 | 1989-06-15 | Suzuki Motor Co Ltd | Picture processing method |
-
1987
- 1987-11-10 JP JP1987170701U patent/JPH0175806U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01152580A (en) * | 1987-12-10 | 1989-06-15 | Suzuki Motor Co Ltd | Picture processing method |
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