



Categories: ZU Series Underground Coal Mine Drilling Rig
Product Introduction
This series of tunnel drilling rigs is mainly used for all-angle drilling operations in coal mines, including water detection, gas drainage, dust prevention and water injection holes, various engineering holes, and geological structure drilling. The rig adopts mechanical transmission and hydraulic feed, featuring simple structure, compact size, light weight, reliable performance, and easy operation and maintenance.
Product Features
Machine Advantages
Basic Performance Parameters
| Basic Performance Parameters | Unit | ZLJ-350 | ZLJ-400 | ZLJ-850 | ZLJ-1200 |
| Output Torque | Nm | 350 | 400 | 850 | 1200 |
| Vertical Spindle Travel | MM | 400 | 400 | 400 | 400 |
| Rated Pulling Force | KN | 42 | 42 | 55 | 55 |
| Rated Thrust Force | KN | 30 | 30 | 38 | 38 |
| Drilling Angle Range | ° | 0-360 | 0-360 | 0-360 | 0-360 |
| Oil Pump Rated Pressure | MPa | 12.5 | 12.5 | 12.5 | 12.5 |
| Drill Pipe Diameter | MM | Φ42 | Φ42 | Φ42/Φ50 | Φ42/Φ50 |
| Oil Pump Rated Flow Rate | L/min | 20 | 20 | 20 | 20 |
| Motor Rated Power | kW | 5.5 | 7.5 | 11 | 15 |
| Motor Rated Speed | r/min | 1460 | 1460 | 1460 | 1460 |
| Motor Rated Voltage | V | 380/660 660/1140 |
380/660 660/1140 |
380/660 660/1140 |
380/660 660/1140 |
| Overall Dimensions (Length × Width × Height) | MM | 1250×640×1265 | 1250×640×1265 | 1430×640×1250 | 1470×640×1250 |
| Machine Weight | KG | 460 | 480 | 520 | 540 |
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