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The working principle of the road roller

Aug 07, 2022
The road roller is a kind of construction machinery that is widely used at present. The vibratory road roller uses its own gravity and vibration to compact various road construction materials. The hoisting vibrating wheel is both a working wheel and a traveling wheel, which is one of the important components of the vibratory roller. From the outside, many people think that it is solid. In fact, the vibration wheel is not only not solid, but also has a very complex structure inside. It is mainly composed of a vibration steel wheel, a vibration excitation mechanism, a shock absorption mechanism and a traveling mechanism, and is generally an eccentric structure. When the road roller is working, the vibrating wheel will vibrate due to the rotation of the eccentric force, and the vibration frequency is between 25-50HZ. As the roller rolls, the eccentricity keeps changing. When the eccentricity is upward, the roller is in static pressure mode, and when the eccentricity is downward, it will give a large force to the ground. Through such vibration, the force can reach 2 tons, so through such a large action, the road surface can be compacted very easily.