Based on KY140A open-pit crawler type DTH drilling rig, KG940A surface DTH drilling rig optimizes and upgrades hydraulic system, guide and traveling part to have fast rotation and feed speed and better reliability.
Technical Parameters of KG940A Reinforced Semi-hydraulic Surface DTH Drilling Rig
Rock hardness |
f=6~20 |
Travel speed (Km/h) |
0--2.0 |
Drilling diameter(mm) |
105~152 |
Drill boom lift angle |
-25°~+45° |
Economic drilling depth(m) |
25 |
Boom swing |
±45° |
Pression d’air de travail(MPa) |
1.0~2.4 |
Guide swing |
±50° |
Air consumption(m³/min) |
≥15 |
Guide pitching |
180° |
Rotation speed(rpm) |
0~100 |
Track leveling |
±10° |
Lifting force(KN) |
22 |
Compensation guide (mm) |
1200 |
Drill rod specification (mm) |
76x3000/89x3000 |
Dimensions (mm) |
5400×2330×2020 |
Climbing capacity |
30° |
Total weight (Kg) |
6800 |
Ground clearance(mm) |
320 |
Dynamic parameters |
YC4D80 |
Remark |
Gas-liquid interaction |
Total Power (kW) |
58kW(2400rpm) |