The ZLJ3300 coal mine tunnel exploration drilling rig is suitable for diamond and alloy bit-based drilling in coal mine tunnel projects and underground survey exploration in coalfields. This drilling rig features a coal mine safety mark, light overall weight, a wide range of speed and torque, good adaptability to drilling processes, excellent quality, versatile performance, and good universality.
Main Technical Parameters
- Rated forward rotation speed of the head spindle (r/min): 53/94/145/200/250/445/710/1000
- Rated forward rotation output torque of the head spindle (N·m): 3300/1720/1080/790/620/350/215/155
- Rated reverse rotation speed of the head spindle (r/min): 45/212
- Maximum feed force of the vertical shaft (kN): 44
- Maximum withdrawal force of the vertical shaft (kN): 60
- Maximum feed speed of the vertical shaft (m/min): 0～6
- Maximum feed stroke of the vertical shaft (mm): 560
- Maximum pulling force of the winch with a single rope (kN): 30
- Adjustment range of the main shaft inclination angle (°): -90～+90
- Rated pressure of the hydraulic system (MPa): 8
- Motor power (kW): 22
- External dimensions of the drilling rig (mm): 2250×900×1800
- Weight of the drilling rig (excluding power unit and drill rods) (kg): Approximately 1000
- Maximum weight of the disassembled components (kg): 150
