hitachi undercarriage parts

Hitachi excavator undercarriage parts mainly track rollers, sprockets, idlers, carrier rollers, and tracks. Track roller: As the name implies, it plays a supporting role and is located between the lower surface of the left/right beam of the undercarriage and the crawler, depending on the tonnage of the excavator. Usually there are 5-10 on one side. Driving sprockets: plays the role of driving the crawler, fixed on the traveling motor, and transmits the driving force of the traveling motor to the crawler through the gear structure. Usually 1 on each travel motor. Idler wheel: plays the role of guiding the track and is located at the end opposite to the driving force. Usually there are 2 per excavator.

Main Features of kubota track rollers:   1.Single and double-edge road wheel suits for Kubota excavating machine and special machinery ranging 3 to 50 tons. 2.Double conical sealing and lifelong lubrication design enable the road wheel to have longer service life and perfect performance in any circumstances. 3.The shell of kubota track rollers made by hot forging treatment obtains superior structure of internal materials and fiber. 4.Differential quenching or feed-through quenching heat treatment is effective in crack resistance.