Hydraulic Rotary Drilling Rig
The SD series hydraulic rotary drilling rig is a multipurpose drilling rig developed combining the new technique and process of modern hydraulic piling machinery. It is easy to operate, with exceptional flexibility and high efficiency. The universal piling rig is widely used in the deep foundation projects of high rise building, bridge and water conservancy facility. It is available in several models including SD15, SD20, SD25 and SD28.
SD15
SD25
SD28
Configurations and Features
1. Undercarriage
The hydraulic rotary drilling rig is mounted on a special track system which provides strong maneuverability and high stability.
2. Power Unit
Cummins turbo-charged diesel engine with an intercooler ensures excellent reliability.
3. Electrical Control System
Manual and automatic leveling system from Shanghai Pal-Fin Automatic Control Technology Co., Ltd.
4. Hydraulic System
With fully hydraulic drive system, the drilling rig realizes real-time control to whole load.
5. Mast
Three-section foldable mast helps reduce transportation height.
6. Drill Pipe
Friction welding and self-locking telescopic drill pipes are available.
7. Drill Bit
The hydraulic drill rig can be matched with short auger bit, common drill bit, brailing drill bit, etc.
Technical Parameters
| SD Series Multipurpose Hydraulic Rotary Drilling Rig | |||||
| Model | SD15 | SD20C | SD25 | SD28 | |
| Mast | Effective height (mm) | 20100 | 21570 | 23000 | 22870 |
| Weight (not including drill bit) (t) | 45 | 57 | 67 | 73 | |
| Hydraulic cylinder pressure system | Cylinder stroke (mm) | 4000 | 5000 | 5700 | 250 |
| Push force (kN) | 160 | 200 | 250 | 250 | |
| Pull out force (kN) | 160 | 200 | 250 | 250 | |
| Main winch | Single rope pull (kN) | 140 | 200 | 220 | 250 |
| Wire rope diameter (mm) | 23 | 26 | 28 | 30 | |
| Maximum hoisting speed (m/min) | 50 | 60 | 60 | 65 | |
| Auxiliary winch | Single rope pull (kN) | 50 | 75 | 75 | 75 |
| Wire rope diameter (mm) | 18 | 18 | 18 | 18 | |
| Maximum hoisting speed (m/min) | 60 | 40 | 50 | 45 | |
| Drilling rig | Drilling diameter (with pile casing) (mm) | 1000 | 1400 | 1700 | 2100 |
| Drilling diameter (without pile casing) (mm) | 1500 | 2000 | 2000 | 2400 | |
| Rotation head | Torque (kN.m) | 150 | 200 | 250 | 286 |
| Speed (r/min) | 8~30 | 8~30 | 8~30 | 8~30 | |
| Maximum lifting height (mm) | 5000 | 7220 | _ | ||
| Center distance from rotary table to the hole (mm) | 2600-3200 | 3402-4100 | 12200 | ||
| Distance from rotary center to machine end (mm) | 3420 | 3430 | 3680-4100 | ||
| Distance from hole center to external face of drill mast (mm) | 770 | 1000 | |||
| Rotation head travel (mm) | 4000 | 5700 | 4125 | ||
| Power unit | Diesel engine | 6BTA5.9-C | Cummins C8.3 | Cummins QSL9 | QSM11-C |
| Rated power (kW) | 133 | 196 | 221 | 263 | |
| Maximum engine speed (rpm) | 2000 | 1900 | 1850 | 1900 | |
| Maximum hydraulic system flow (L/min) | 2x230 | 2x250 | 2x288 | 2x380 | |
| Maximum hydraulic system pressure (MPa) | 33 | 33 | 33 | 33 | |
| Extendable undercarriage | JT45 | JT70B | JT70A | JT80 | |
| Track shoe width (mm) | 700 | 700 | 800 | 800 | |
| Undercarriage length (mm) | 5090 | 5400 | 5535 | 5680 | |
| Undercarriage width (retracted) (mm) | 3200 | 3150 | 3200 | 3300 | |
| Undercarriage width (extended) (mm) | 4300 | 4300 | 4300 | 4400 | |
| Traction force (kN) | 280 | 430 | 500 | 500 | |
| Traveling speed (km/h) | 1.5 | 1.5 | 1.5 | 1.8 | |
| Weight | KG | 45500 | 57500 | 67000 | 74000 |
Links：https://www.globefindpro.com/products/55142.html
