GLKD-4 Full Hydraulic Underground Core Drilling Rig
GLKD-4 full hydraulic underground drill rig is mainly applied in the coal, geology, metallurgy and engineering. It is used for coal
mining,tunnel drilling,underground mining large diameter gas pumping gas discharge hole,infusion holes and surface large diameter horizontal drilling work.
Technical Parameter
| Item | Unit | Spec. | Remark | |||
| Rated rotary torque | N.m | 1492 | 489r/min | |||
| Rotary speed | r/min | 0-489-876 | ||||
| 0-671-1203 | ||||||
| Lifting force | kN | 110 | ||||
| Feeding force | kN | 56 | ||||
| Motor rated power | Kw | 75 | Y280S-4-35B | |||
| Motor rated speed | r/min | 1500 | ||||
| Feeding stroke | mm | 1800 | ||||
| Drill head lifting speed | working | mm/s | 31.4 | |||
| max. | mm/s | 88 | ||||
| Drill head descending speed | working | mm/s | 61.58 | |||
| max. | mm/s | 172.4 | ||||
| Hydraulic pump |
Main Pump ERR100B
|
Set pressure | MPa | 28 | ||
| Max. flow rate | L/min | 148 | ||||
|
Middle pump A10V018
|
Set pressure | Mpa | 28 | |||
| Max. flow rate | L/min | 26.64 | ||||
|
Back Pump A10VO10
|
Set pressure | Mpa | 28 | |||
| Max. flow rate | L/min | 14.8 | ||||
| Vice winch single wire lifting capacity | t | 0.8 | ||||
| Vice winch 1st speed | m/min | 91 | wireline dia. | 6mm | ||
| Vice winch 17th speed | 240 | |||||
| Mud pump single-pump max. output | L/min | 160 | 2.5Mpa | |||
| Mud pump Max. pressure | MPa | 10 | 44L/min | |||
| drilling angle guid | ° | up:15,down:90 | Continuously adjustable | |||
| Drill pipe | mm | Φ55.5*1500 | 600m | |||
| mm | Φ69.9*1500 | 500m | ||||
| mm | Φ88.9*1500 | 250mm | ||||
| mm | Φ114.3*1500 | 150mm | ||||
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