Hydraulic Rock Bolting Rig, KM311

Hydraulic Rock Bolting Rig, KM311
Hydraulic Rock Bolting Rig, KM311
Hydraulic Rock Bolting Rig, KM311
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  • Dimensions (L×W×H): 10700×1750×2000/3000mm
  • Weight: 12000kg
  • Gradeability: 14°

KM311 hydraulic rock bolting rig is intended for rock bolting in mining and tunneling projects. It is capable of handling various bolt types, such as friction bolts and resin bolts. The rock bolting rig can travel through tunnels with a 2.5m wide and 2.2m high cross section, and the rock bolting operations can be carried out in tunnels with a cross section of more than 3m in width and more than 3m in height.

Structure Diagram
Technical Specifications
Dimensions and Weight
Length 10700mm
Width 1750mm
Height 2000/3000 mm
Weight 12000 kg
Travelling speed, level 10 km/h
Gradeability 14°
Safe protection
Noise level < 100 dB(A)
Lifting safety roof Meet the requirements of FOPS and ROPS.
Drilling system
Drilling Bolt
Rock drill (drifter) 1×HC25/R32 1×HC25/R32
Impact power 8kW 8kW
Impact flow 65L/min 65L/min
Impact pressure 150bar 150bar
Max. rotary pressure 175bar -
Impact frequency 55-65hz 55-65hz
Torque 325Nm -
Hole diameter 32-51mm -
Beam rotation 360°
Feed extension 480mm
Height of tunnel Bolt rod leght 1500mm
Model of boom K26F
Form of boom Automatic leveling
Extension of drill boom 1200mm
Electric hydraulic pump unit
Electric motor 45kW
Impact/feed/positioning Variable axial piston pump
Turn around Gear pumps
Filter precision 10μ
Hydraulic oil tank 240L
Hydraulic cooler Water cooler
Working pressure 380V
Frequency 50Hz
Starting method Star/delta
Cable reel 1×K440
Cable capacity of reel 100m
Diameter of cable 28mm
Cable specifications 3×25 3G6
Air and water system
Air compressor 1×JN5
Capacity 0.5m3/min
Pressure 6-8bar
Shank lubrication device Electrical pulse lubrication pump
Air consumption for lubrication 0.3m3/min
Oil consumption for lubrication 180-250g/h
Water pump 1×CR3
Power 1.5kW
Pump capacity 3m3/h
Chassis
Diesel engine Cummins QSB3.9-C80-31 60kW/2200rpm
Exhaust purification Exhaust catalyzer
Drive system Four-wheel drive
Travel brake Hydraulic brake
Parking brake Wet multidisc brake
Fuel tank 60L
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