Shandong China Coal Group Drilling Machine Branch

A drill machine 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 geo

With the continuous development of science and technology, mechanical equipment has been developing towards automation, water well drilling rig is one of them. In the field of water well drilling rig,

The gasoline rock drill can drill holes in the rock vertically downward and horizontally upward less than 45° vertically downward to a depth of six meters. The main engine weight of internal combustio

Air leg rock drill is a new and efficient drilling machine. Pneumatic leg drill is widely used in quarrying, mining, tunneling and various kinds of drilling operations to drill blasting hole, is an in

The pneumatic rock drill is to continuously impact the drill tail by the piston, and continuously input compressed air or pressure water from the central hole of the drill, the slag out of the hole, t

The gasoline rock drill works according to the principle of impact crushing. When the piston to do high frequency reciprocating motion, continuously impact the bit tail. Under the action of the impact