The Open pit down the hole drill rig combines practical drilling performance with a stable structure designed for demanding rock conditions. Its gently inclined drilling concept supports flexible operation where conventional vertical drilling may not fully meet project requirements.
The machine focuses on smooth drilling, reliable power transmission, and accurate positioning. Its structure is designed to support efficient operation while maintaining stability during continuous drilling, helping operators handle different working environments with greater confidence.
Manufacturing quality is supported by careful material selection, precision machining, controlled welding, and systematic assembly. Each key component is inspected during production to ensure proper coordination between the drilling, hydraulic, and control systems.
Suitable for mining, quarrying, and underground or open-site rock engineering applications, the equipment offers a practical balance between performance and maintenance convenience. Contact the manufacturer to learn more about configuration options and technical solutions for your specific project.
In the mining of gently inclined ore bodies, shaft sinking operations are characterized by small shaft diameters and depths, short construction periods per single shaft, and frequent equipment relocation. By adopting a modular design with a compact structure and excellent maneuverability, and equipping it with an innovatively developed hydraulic support stabilization system, this method can ensure safe and efficient shaft sinking even under various complex conditions.
External dimensions


| Model | A(mm) | B(mm) | C(mm) | D(mm) | E(mm) | F(mm) | G(mm) | H(mm) | I (mm) | J(mm) | K(mm) | Host mass (t) | Pump station weight (t) |
| CY-R80C(AT-2000L(A)) | 3850 | 4950 | 5150 | 2880 | 2880 | 2520 | 2100 | 1200 | 1455 | 1650 | 4300 | 10.5 | 2.3 |
Performance parameters
| Project | Unit | CY-R80C (AT2000L(A)) | |
| Job Parameters | Nominal well diameter | mm | 2000 |
| Maximum well depth | m | 400 | |
| Pilot hole diameter | mm | 241 | |
| Drilling angle | ° | 15–90 | |
| Promote parameter | Propulsive force | kN | 1000 |
| Counterforce | kN | 2400 | |
| Advance the process | mm | 1450 | |
| Rotation parameters | Rated torque | kN·m | 70 |
Peak torque | kN·m | 94 | |
| Rotational speed | r/min | 0–30 | |
| Walking parameters | Walking speed | km/h | 0–2 |
| Climbing ability | ° | 14 | |
| Ground clearance | mm | 225 | |
| Diesel engine power | kW | 54 (National IV) | |
Diesel tank capacity | L | 90 | |
| Power parameters | Main motor power | kW | 90 |
| Voltage | V | Standard configuration: 380 (optional configurations: 660/1000/1140) | |
| Frequency | Hertz | 50 | |
| Hydraulic system | System rated pressure | MPa | 35 |
| Hydraulic oil tank volume | L | 480 | |
| Filtration accuracy | micrometer | 10 | |
Technical Features
| No concrete foundation construction required. | Construction of gently inclined shafts |
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Ready to use right away The hydraulic support stabilization positioning system enables rapid machine alignment without the need for concrete foundations, saving 7 to 10 days in construction preparation time. It simplifies the construction process, boosts operational efficiency, and reduces production costs. | Gentle-inclination construction By studying the construction techniques and methods for gently inclined shafts and developing a drilling tool system specifically designed for such shafts, it is possible to carry out shaft excavation over a wide range of angles—from 15° to 90°. |
Keywords:
Gently Inclined Raise Boring Equipment
Open pit down the hole drill rig
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