EVERDIGM AMERICA Inc
Exploration drill rigs
Core drill rig
product Reference
ECR18
Core Drill rigs / Exploration Drill Rigs
Main Features
Manual controlled crawler | Hydraulic connection for mud pump and mud mixer |
4 hydraulic leveling jacks | Fail-safe foot clamp |
Rod kicker | Hinged swing out rotary head |
Drill speed gage | Rotation guard |
Mud pump pressure gage | Support legs |
Front, rear headlight and work light |
|
WIRE LINE WINCH |
|
ECR18
Core Drill rigs / Exploration Drill Rigs
DRILLING CAPACITY |
|
B wireline | 7,382 ft (2,250 m) |
N wireline | 5,840 ft (1,780 m) |
H wireline | 3,871 ft (1,180 m) |
P wireline | 2,625 ft (800 m) |
MAIN HOIST |
|
Line pull capacity | Bare drum 117.7 kN (26,455 lb) |
Line speed | Bare drum 41 m/min (131 ft/min) |
Cable size | 20 mm (0.79 inch) |
Cable length | 98 ft( 30 m ) |
WIRELINE HOIST |
|
Line pull capacity | Bare drum 10.5 kN (2,361 lb) |
Line speed | Bare drum 115 m/min (377 ft/min) |
Cable size | 0.197 inch(5 mm ) or 0.236 inch(6 mm) |
Cable length | 4,921 ft (1,500 m ) |
MAST AND FEED SYSTEM |
|
Feed travel | 11.5 ft ( 3.5 m ) |
Feed speed | Fast and slow with variable control |
Thrust capacity | 69.0 kN (15,505 lb) |
Pull capacity | 171.2 kN (38,481 lb) |
Drilling angle | 45 to 90 degrees |
Rod pull length | 19.7 ft (6 m) |
POWER UNIT |
|
Manufacturer | Cummins |
Model | 6CTAA8.3C, Tier2 |
Displacement | 8.3 L, 6 cylinder |
Power | 193 kW (260 hp) |
RPM | 2,200 |
Engine type | Turbocharged, after cooled diesel engine |
Cooling | Water |
Electrical system | 24 V (Alternator 24V/70A) |
ROTARY HEAD |
|
Hollow spindle (Inside diameter) | 117 mm (4 5/8 inch) |
Rotation motor | Variable/reversible hydraulic motor |
Mechanical transmission | 4 speed |
1st ratio | 7.16:1 |
2nd ratio | 3.17:1 |
3rd ratio | 1.76:1 |
4th ratio | 1.00:1 |
Final drive | Gear driven in oil bath Ratio : 2.5:1 |
RPM and torque rating | Speed (RPM) | 1st ratio | 128 - 178 | |
2nd ratio | 288 - 400 | |||
3rd ratio | 511 - 711 | |||
4th ratio | 920 - 1,200 | |||
Torque, Nm (lb, ft) | 1st ratio | 5,541 - 3,990 (4,086 - 2,942) | ||
2nd ratio | 2,462 - 1,774 (1,815 - 1,308) | |||
3rd ratio | 1,385 - 998 (1,021 - 736) | |||
4th ratio | 770 - 554 (567 - 408) |
Hinged head |
| Swing away |
Chuck assembly | Type | Hydraulic opened, spring closed |
Max. inside diameter | 117 mm (4 5/8 inch) | |
Holding capacity | 18,144 kg (40,000 lb) | |
FOOT CLAMP |
|
|
Type | Hydrauically opened/closed | |
Max. rod size | PW - 139.7 mm (5 1/2 inch) | |
Holding capacity | 13,012 kg (28,680 lb) | |
HYDRAULIC SYSTEM |
| |
Primary pump | Axial piston, variable displacement 28 MPa, 180 Lpm (4,061 psi, 47 gpm) | |
Secondary pump | Axial piston, variable displacement 20 MPa, 70 Lpm (2,900 psi, 18 gpm) | |
1st auxiliary pump | Gear, fixed displacement 10 MPa, 44 Lpm (1,450 psi, 11 gpm) | |
2nd auxiliary pump | Gear, fixed displacement 6 MPa, 35 Lpm (870 psi, 9 gpm) | |