MK-2 TYPE FULL HYDRAULIC DRIVE UNDERGROUND DRILL

The MK-2 type full hydraulic drive underground drill,a kind of portable underground drilling equipment for shallow hole,is developed on the basis of drawing the advantages of foreign advanced drilling machines and combing with the domestic actual situation.It is used mainly in the construction operation of underground gas emission,advance detection and water injection into coal matrix.This paper introduces the construction,technical parameters and industrial tests of this kind of drill.