Defy large drilling rig, small drilling rig

Parameters of DFJ-1W31 Wheel Jumbo Drill:Drilling Speed0.8 to 3 (m/min)Drill Rod Length4310/3700/3090 mmDrilling Diameter28 to 127 (mm)Hole Depth4015/3405/2795 mmCross Section (W × H)≤ 6.0 × 6.0 (m)Traveling Speed12 km/hRock DrillHC50/HC109 (Montebert)Overall Dimension (L × W × 

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Parameters of DFJ-1W31 Wheel Jumbo Drill:
Drilling Speed0.8 to 3 (m/min)
Drill Rod Length4310/3700/3090 mm
Drilling Diameter28 to 127 (mm)
Hole Depth4015/3405/2795 mm
Cross Section (W × H)≤ 6.0 × 6.0 (m)
Traveling Speed12 km/h
Rock DrillHC50/HC109 (Montebert)
Overall Dimension (L × W × H)11000 × 1650 × 2930/2230 (mm)
Max. Whole Weight10000kg
1. Hydraulic Drill Boom
1) High Efficiency: Unique translation design of drill boom improves accuracy and parallelism of borehole spacing, which achieves accurate and quick positioning.
2) Flexible Movement: Rotary motor in the front of upper arm makes the whole feed mechanism move flexibly (± 180°).
3) Heavy Duty Aluminium Alloy Propelling Beam & Stainless Steel Coating: High anti bending and twisting strength, and stainless steel coating all ensures long service life of full hydraulic drill jumbo DW1-31.
Arm Number1
Compensation Journey1250 mm
Boom TypeHydraulic transmission
Rotation Angle (Positive/Negative)± 180°
Swing Angle (Inside/Outside)± 35°
Rise/Fall Angle+65/-30 (º)
Pitching Angle (Impeller)+95/-3 (º)
Flexible Length850 mm
2. Hydraulic System of Wheel Drilling Jumbo
1) Multiple filtration system improves oil cleanliness and reduces failure of hydraulic system.
2) Rational pump flow and efficient water cooler ensure that the system can maintain normal oil temperature after long hours' working.
3) Single boom drilling jumbo adopts stepwise compression technology, which optimizes the match between propelling force and impact force, and improves the positioning and drilling efficiency.
4) It is also equipped with a manual four direction control lever.
Hydraulic pump (Main Motor/Diesel Engine)One Wheel Pump and One Plunger Pump (Main Motor)
Two Wheel Pumps and One Plunger Pump (Diesel Engine)
Rated Working Pressure23 Mpa (Drilling)/42Mpa (Chassis Traveling)
Oil Tank Capacity150 L
Heat-Dissipating MethodWater
3. Electrical system
Total Power55 + 2.2 + 2.2 (kW)
Main Motor55 kW
Voltage380 to 660 (V)
Frequency50 to 60 (Hz)
4. Diesel Engine
ModelCummins B3.3-80
Power60 kw
Air Intake MethodTurbo-Charge or Charge Inter-Cooling
Rated Power/Rotated Speed80/2200 (HP/RPM)
Max. Torque/Rotated Speed292/1600 (Nm/RPM)
Emission StandardTier2
Weight275 Kg
*What We Offer:
1. Free tranning in factory; Overseas technic support;
2. One year quality warranty;
3. Delivery time usually within 30 days;
4. Detailed operation manual or DVD to guide operation;
5. Accessories for replacement at anytime;
6. Shipment from China to your country.

Defy Jumbo Drill, Small Drill Machine


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