LiMing

In order to improve the quality of tunnel construction, especially the weak surrounding rock tunnel, and ensure its construction safety, the traditional excavation method is replaced by a fully computerized three-arm rock drilling rig, so as to speed up the tunnel construction progress and enhance

The COP1838ME rock drill is a rock drilling equipment that has multiple functions such as impact, rotation, propulsion, and flushing. Taking the Atlas COP1838ME rock drill as an example, this article introduces the damage to the main components of the rock drill, analyzes the causes of damage to the

The three-arm rock drill trolley is an important large machinery and equipment in the tunnel excavation, and its remarkable environmental protection, high eff iciency and safety features make the trolley more and more widely used, especially indispensable in the construction of long tunnels