Crawler Crane undercarriage Parts Maintain Tips
When crawler cranes working, track plate pin hole and pin wear each other, the track plate pitch is gradually elongated, this will cause the drive wheel and track plate meshing bad, and lead to the track plate drive teeth and drive sprocket gear wear, and will also cause crawler crane hanging hunting. This wear greatly shorten the life of crawler crane walking mechanism.
When the track spring tension could not be recovered by adjusting, it is necessary to turn the pin and pin hole of the crawler plate to get the correct four-round distance. There are two moment to decide the turn of the track surface; one is to find the pitch stretching 3mm; Another is to check the pin hole outer diameter wear 3mm.