Changsha Miracleland Import & Export Co., Ltd
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XR260D Rotary Drilling Rig:
Adopting specifically made hydraulic track(H-shped frame) and long diameter slewing bearing to insure high stability and transporting conveninence; Original packaging imported CUMMINS turbo charging engine provides strong drive power and meets Euro III emission standards; The hydraulic system uses limit power control and flow control to be high energy efficient; Single rope main winch to be an effective solution to the problem of wire rope wear, effectively improve the service life of wire rope; Detection device is installed on the main winch and the single layer rope makes depth detection more accurate; Machine designed to meet the requirements of CE directives, security and safer construction are guaranteed; A variety of configurations (such as: Leg cylinders, casing drivers, etc. ) are designed according to user requirements to insure high scalability; New structure of power head, the use of multi-stage shock absorption technology, the double seal structure improve reliability, removable drive plate ensures easy maintenance; Standard centralized lubrication systems makes maintenance more convenient.
The Parameter of XR260D Rotary Drilling Rig:
| No. | Name | Unit | Parameters | |
| 1 | Max. drilling diameter | mm | Æ 2200 | |
| 2 | Max. drilling depth | m | 67 (5) _ 67 (5-section of frication type) (standard) 52 (4) )_ 52(4-section of mechanical interlock) (optional) 80 (6) )_ | |
| 3 | () Safe operation range(from rod centre torotarying centre) | mm | 4015~4800 | |
| 4 | (××) Dimension( L×W×H)) | mm | 10465×4400×22220 | |
| 5 | (××) Dimension( L×W×H)) | mm | 16525×3250×3575 | |
| 6 | () Overall drilling weight(drilling tools not included) | t | 74 | |
| 7 | Engine | Model | / | CUMMINS QSL-325 |
| / Rated power/ rotary speed | kW | 242 /(2100r/min) | ||
| 8 | Hydrulic system | Max. pressure | MPa | 35 |
| Max. pressure of vice pump | MPa | 28 | ||
| 9 | Rotary drive | Max.output torque | kN.m | 260 |
| Rotary speed | rpm | 7~22 | ||
| 10 | Pull-Down clinder | Max. pull-down piston push | kN | 200 |
| Max. pull-down piston pull | kN | 200 | ||
| Max. pull-down piston stroke | mm | 5000 | ||
| 11 | Main winch | Main pulling force | kN | 260 |
| Max. wire speed | m/min | 70 | ||
| Wire speed diameter | mm | 32 | ||
| 12 | Auxiliary winch | Main pulling force | kN | 80 |
| Main pulling speed | m/min | 60 | ||
| Wire speed diameter | mm | 20 | ||
| 13 | Mast | // Left/ right Side | ° | 4 / 4 |
| // Forwards/backwards | ° | 5 / 15 | ||
| 14 | Slewing bearing | Slewing bearing angle | ° | 360 |
| 15 | Running | Max. complete device running speed | km/h | 1.5 |
| Max. complete device grade ability Max. complete device grade ability | % | 35 | ||
| 16 | Track | Track width Track width | mm | 800 |
| (-) Outside width(min-max) | mm | 3250~4400 | ||
| Distance between two wheels longitudinally Distance between two wheels longitudinally | mm | 4750 | ||
| Average grouning specific pressure | kPa | 100 | ||