Dive hole chisel rock of chisel rock equipment is LQ-300 track type drilling machine, whole car gravity low, climbing more smooth, and more security, adaptability strong, used new hydraulic technology, Rotary torque big, advance, and upgrade smooth fast, control disc operation handles concentrated control, operation simple, operation hand can station in host side for drilling job, improve has job safety. China underground mine common of has LQ-200, and LQ-300 and the LQ-500, model, in substantial sex coefficient f=8? 14 of mine rock in the drill chisel aperture for 80~165 mm of deep hole, can get high of chisel rock speed. this paragraph products (LQ-300 track type drilling machine) of main technology parameter following, maximum open hole depth 100m-300m, drilling diameter maximum 300mm, drill pipe length 2000mm-3000mm, power head maximum trip 4600mm, drill pipe diameter 89mm/108mm, upgrade force 25T, Rotary torque 10000NM, hosted way: hydraulic track type Walking speed 3000km/h, climbing capacity is 30 °, dimensions 3000mm*1700mm*2300mm, weight 7000kg.