 |
 |
Checking a blade for chips
|
 |
|
- Applying Edge detection on two points of each side of a blade and one point at the tip of the blade
|
- Specifying INTERSECTN on the crossing point of both sides of the blade
|
 |
 |
|
|
 |
|
|
In this check, falling between zero and five pixels is OK.
(Which means the chip is between zero and 0.0175 millimeter, since the resolution is 3.5 micrometer.)
|
 |
 |
 |
OK (2.3 pixels) |
 |
NG (12.4 pixels) |
|
|
|
| Problems before the introduction of the system |
|
Results after the introduction of the system |
|
 |
| Manual inspection, checking with the workers' own eyes, had possibilities of missing minute chips. |
 |
Image processing enables to detect even minute chips.
Also to provide customers with products in uniform quality.
|
|
 |
|
