| 摘要 |
PROBLEM TO BE SOLVED: To provide a crane crack diagnosing apparatus and its method capable of remotely and efficiently inspecting cracks existing in a crane in a nondestructive state about a crane such as a ceiling crane including beams (a main beam and a traveling beam) and rails raid on the beams.SOLUTION: In order to diagnose cracks on a traveling beam 1 of a crane, a crane crack diagnosing apparatus 5 includes an ultrasonic vibration generation device 6, an infrared thermography device 11, a reflector 13, and a rail fixing device 19. |
