一, what is Top Hammer Surface Drill Rig?
Top Hammer Surface Drill Rig is a drilling rig that fixes the rock drill on the top of the propulsion beam, transmits impact energy through the drill rod, and cooperates with the rotation and propulsion system to complete the surface drilling operation. It is suitable for hard rock and medium hard rock formations, and is widely used in:
Open-pit mine blasting hole construction
Foundation excavation in road and railway construction
Drilling in stone factories and quarries
Large-scale infrastructure projects such as hydropower stations
二,How Top Hammer Surface Drill Rig works
Top hammer drills work together to complete drilling operations through three main actions:
Impact: The hydraulic rock drill at the top generates high-frequency impact force, which is transmitted to the drill bit through the hollow drill rod to break the rock.
Rotation: The drill tool is driven by an independent rotary motor to rotate to cooperate with the impact to form cutting.
Propulsion: The propulsion system applies stable pressure downward to the drill bit to ensure continuous rock breaking.
In addition, the drilling rig is equipped with a dust removal system, an automatic rod change system, an operating cabin, etc. to achieve higher efficiency and operational safety.
三,Top Hammer Surface Drill Rig Main components
Top Hammer
Installed at the front end of the feed beam, outputs high-frequency impact energy.
Usually hydraulically driven, the impact frequency can reach 2500-3000 times/minute.
Feed Beam
Used to support and guide the movement of the drill tool, and can be adjusted vertically or at an angle.
Drill rod system
Using T series (such as T38, T45, T51) hollow hexagonal or round steel drill rods, connected to the rock drill bit.
Hydraulic power system
Provides driving force for rock drills, propulsion, rotation, crawlers, etc.
Dust removal system
Dry or wet dust removal, reducing dust pollution and improving operation safety.
Travel device
Mostly crawler type, suitable for rugged terrain; some models are wheeled.
Operating system
Modern drilling rigs are equipped with a cab, LCD control interface, and even support wireless remote control or remote operation.
四,Top Hammer Surface Drill Rig Advantages and features
Fast drilling speed
High impact frequency and concentrated energy, suitable for hard rock.
High perforation quality
Stable borehole diameter and small deflection, conducive to precise blasting design.
High fuel efficiency
Compared with DTH drilling rigs, it is more efficient in medium-hard rock and has lower unit energy consumption.
High degree of intelligence
Modern drilling rigs have functions such as GPS positioning, drilling data recording, and automatic rod changing system.
Easy maintenance
Modular design, key components are easy to replace and maintain.
五,Top Hammer vs. DTH
| project | Top Hammer Drilling | DTH Drilling |
|---|---|---|
| Applicable rock formations | Medium-hard to hard rock | Hard to very hard rock, broken layers |
| Drilling diameter | Small to medium aperture (64–127 mm) | Medium to large aperture (90–300mm) |
| Drilling depth | Moderate (<40 m) | Larger (>100m) |
| Efficiency | High (best for medium-hard rock) | Higher (better efficiency in hard rock) |
| Energy consumption/economic efficiency | Low, low energy consumption per unit | High gas consumption, relatively high cost |
六,Conclusion
The Top Hammer Surface Drill Rig occupies an important position in the global mining and foundation engineering fields due to its high-frequency impact, efficient drilling and precise control. It is particularly suitable for medium-hard rock areas. If the project requires fast hole formation, precise hole position and strict cost control, the Top Hammer drill is undoubtedly the preferred solution.
If you have specific needs (rock type, hole diameter, depth, purpose), I can help you recommend a suitable model and provide technical parameter support.
Product detail
This top hammer drill rig comes fitted with an advanced hydraulic rock drill known for its rapid drilling capabilities, energy efficiency, adaptable movement, robust climbing skills, and proficiency in executing drilling tasks on intricate landscapes.
The rock drill-air compressor-engine power matching of the SWDH Series open pit top hammer drilling machine is reasonable, which can greatly reduce fuel consumption. The comprehensive features of the hydraulic drill rig are:
1. High-power hydraulic rock drill, with large impact energy and counterattack function, effectively reducing the risk of drill sticking and saving drilling tools;
2. The core components are internationally renowned brands, with good reliability, high operating efficiency and low energy consumption;
3. Rock drill-air compressor-engine benchmark matching, economical/powerful dual operating mode, wide rock adaptability and low operating cost;
4. The whole crawler hydraulic drilling rig has a compact structure, small and flexible, fast walking speed and strong off-road capability;
5. Hydraulic dth drilling rig adopts a foldable drill arm to cover the drilling area at one time, which is suitable for multi-angle controlled drilling and quick and rapid drilling positioning.
6. It using cold-drawn double-sided guide rails to form structural steel propulsion beams, with high strength and good guiding precision.
7. Multi-angle hole drilling, vertical, inclined and horizontal azimuth holes can be drilled.
8. Intelligent common bottom control system, precise control of angle and depth.
9. Path planning, hole sequence planning, graphic guidance, quick positioning.
Application
The hydraulic rig drilling machine can be used for rock blasting drilling in quarries, civil engineering, road engineering, open-pit mines, and hydropower station construction.
Shipping&Payment
Every piece of Miningwell equipment and drilling rig undergoes a rigorous load security check to ensure the safety of the cargo in the container.
Our payment methods: credit card, L/C, T/T, Western Union, and we support shipping by air and by sea.
|
Technical Parameters |
SWDH89S |
SWDH102S |
SWDH115F |
|
Working parameters |
|||
|
Hole Range ( mm ) |
64-115 |
76-127 |
76-127 |
|
Drill Rod Model |
T38,T45,T51 |
T45,T51 |
T38,T45,T51 |
|
Drill Rod Length ( mm ) |
3660 |
3660 |
3050 |
|
Economic Drilling Depth ( mm ) |
24 |
24 |
21 |
|
Hydraulic Rock Drifter |
|||
|
Impact power (kW) |
14 |
18 |
20 |
|
Rotation torque (Nm) |
700 |
1000 |
1300 |
|
Rotation Speed (Nm) |
0-180 |
0-150 |
0-175 |
|
Diesel Engine |
|||
|
Model |
CAT C7.1 |
CAT C7.1 |
QSB4.5 |
|
Power (kw/rpm) |
168/2200 |
168/2200 |
97/2200 |
|
Fuel tank (L) |
450 |
450 |
300 |
|
Air Compressor |
|||
|
Pressure (bar) |
8 |
10 |
/ |
|
F.A.D (m3/min) |
8 |
10 |
/ |
|
Drill Arm |
|||
|
Type |
Folding arm |
Folding arm |
Single straight arm |
|
Lifting angle (°) |
+70~-10 |
+70~-10 |
-30~+45 |
|
Folding angle (°) |
65~165 |
65~165 |
/ |
|
Swing angle (°) |
+20~-30 |
+20~-30 |
+30~-30 |
|
Advance Part |
|||
|
Advance length ( mm ) |
7300 |
7300 |
6700 |
|
Compensation stroke ( mm ) |
1200 |
1200 |
1200 |
|
Forward angle (°) |
140 |
140 |
140 |
|
Flip angle (°) |
-20~90 |
-20~90 |
-20~90 |
|
Max. advance rate (m/s) |
0.8 |
0.8 |
0.8 |
|
Max. Propulsion (kN) |
25 |
25 |
25 |
|
Walking Ability |
|||
|
Max.Walking Speed (km/h) |
4.2 |
4.2 |
4.2 |
|
Max. Traction (kN) |
100 |
100 |
80 |
|
Gradeability (°) |
25° |
25° |
25° |
|
Track frame swing angle (°) |
-7~+12 |
-7~+12 |
-10~+10 |
|
Ground clearance of chassis ( mm ) |
400 |
400 |
400 |
|
Dimensions |
|||
|
Weight (kg) |
15000 |
15000 |
12000 |
|
Length*width*height (working) ( m ) |
92x2.6x8.6 |
92x2.6x8.6 |
6.68x2.42x7.98 |
|
Length*width*height (Transport) ( m ) |
11.2x2.6x3.5 |
11.2x2.6x3.5 |
8x2.42x3.4 |
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