1.Features of XY-130 hydraulic core drilling rig ·Hoist installation holder, forming structure of double support wheel, can withstand strong impact. ·Four groups of bearings are positioned in the vertical shaft box to ensure that the gyration is rigid enough to cope with the complex geological conditions such as the gravel layer and the pebble layer. ·This drilling rig adopts the conical clutch, which has the characteristics of large transmission torque, convenient operation and no maintenance required. ·Using 53*59 hexagon active drill rod, which has strong rigidity and large torque transmission 2.Specifications of XY-130 hydraulic core drilling rig XY-130 hydraulic core drilling rig Drilling depth130m Maximum open hole caliber220mm End hole caliber75mm Drill rod caliber50mm Drilling angle90 Drill weight (Not include power)600kg Spindle  Spindle speed142 285 570r/min Spindle stroke450mm Hoist  Max.single line hoisting capacity1600kg Single line lifting speed0.41/0.82/1.64m/s Drum diameter140mm Wire rope diameter13mm Tightrope caliber27m Mud pump TypeHorizontal single urn twin-action Electric motor95/77 l/min Maximum pressure1.2mpa Work pressure0.7mpa Water inlet caliber30mm Water to exit caliber20mm Triangle conveyer beltB1575mm Matched driving power (diesel engine and motor)18hp diesel engine and 11kw motor