Shandong China Coal Group Drilling Machine Branch

A drill is a complex set of machines, which consists of machines, units and mechanisms. A drilling rig is a mechanical device that drives the drill to drill underground and obtain physical geological

Working principle of hydraulic drill: this drill is mainly composed of oil supply and distribution system, energy storage system, energy conversion system, vibration reduction and support system, and

One, air leg rock drill the general provisions of the drilling workers must undergo special training, after passing the examination, can hold a license to work.

Water well drilling rig construction should also pay attention to reduce wear. Support sprocket, support wheel, drive wheel and rail chain link these are easy to wear parts, but, according to the impl

The pneumatic rock drill is an impact drilling machine which is driven by compressed air. According to the propulsive way and divided into hand-held drill, pneumatic leg drill, telescopic upward drill

Drilling coring machine has beautiful appearance, strong and durable, easy to start, reliable operation, easy to operate, equipped with the market artificial diamond thin wall drill, suitable for dril