| 摘要 |
PROBLEM TO BE SOLVED: To provide a weld inspection device configured to improve inspection accuracy.SOLUTION: A weld inspection device for inspecting a weld rear side part in a narrow portion includes: an endoscope 1 which can arranged in the narrow portion to take an image of the weld rear side part; an image processing apparatus 3 which extracts a region having luminance lower than a predetermined threshold from an image of the weld rear side part captured by the endoscope 1, divides the extracted region by connection component to calculate a longitudinal direction of each of the divided areas, and determines whether the longitudinal direction of the divided region coincides with a predetermined weld line direction; and a display part 4 which displays a determination result of the image processing apparatus 3 and a corresponding image. |
