komatsu excavator undercarriage parts

The komatsu excavator undercarriage parts carries the full weight of the excavator and is responsible for the driving function of the excavator. The main damage form is wear, which is concentrated in the following contact parts: the outer surface of the drive wheel teeth and the track pin sleeve: the guide wheel and the track link raceway surface of the track; the roller and the track track link raceway The surface of the carrier roller and the track link of the track; the contact surface of the track pin and the pin sleeve; the track shoe and the ground, etc.