when drilling rigs equipment replacing the fiber head should drill light against the rock, let the rock drilling machine motor reversal, can be realized the motor unloaded fiber head. 5) maintenance o

drilling rigs for sale mining and geological engineering. With the development of computer technology and mechatronics technology, to further improve the efficiency of hydraulic rock drill drilling, t

drilling rigs good pipe clean and routine demolition of maintenance work, the machines are often in good working condition, and drill rig for sale should always pay attention to add oil, non-oil-free

drilling rigs should propeller placed in the drilling location, the front arrived on the rock, careful manipulation of the rock drilling machine moves forward, the hydraulic drilling rigs bitact with

drilling rigs slewing mechanism on a regular basis. gear plus the column high temperature grease; regularly check the oil level in the lubricating oil tank, remove dirt and impurities in the fuel tank

In fact, not only is required for different rock drill three screw tightening torque, even if it is the same rock drill three long screw tightening torque required will also vary with the time ch

Improved design of the KG series hydraulic rock drill, hydraulic rock drill YYG50 design and underground industrial test results were analyzed and put forward measures designed to improve in

hydraulic drilling rig Of the large number of small and medium-sized mining and general construction is still commonly used in high energy consumption, low efficiency of rock breaking, wearing parts,

The hydraulic drilling rig rock machine works with high-pressure oil powered piston shock Qianzai, with independent a rotating mechanism Zaoyanjixie of. (Also whether the drill rig valve is controlled