Nanjing Nandi Drilling Machinery Co., Ltd
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KD-300 tunnel fully hydraulic power head drilling rig (300m)
KD-300 Tunnel Fully Hydraulic Power Head Core Drilling Machine KD300 Drilling Machine Introduction KD300 Drilling Machine is a new type of fully hydra
Product details
KD-300Type tunnel fully hydraulic power head core drilling rig
Introduction to KD300 drilling rig
The KD300 drilling rig is a new type of fully hydraulic power head drilling rig produced by our company.
This drilling rig is mainly used for diamond drilling and hard alloy drilling in solid mineral deposits. At the same time, a down the hole hammer can also be used for impact rotary drilling. Widely used in the construction of geological exploration holes, gas holes, water injection holes, and anchor holes in coal, non-ferrous metals, hydropower, railways, construction, geology and mining fields.
1. Characteristics of drilling rig:
1.1 Adopting a fully hydraulic power head drive structure, the through-hole diameter of the power head is large and suitable for various drilling methods.
1.2 The drilling rig can be disassembled into three parts: the main engine, pump station, and control panel, with good disassembly and easy handling.
1.3 The drilling rig has a high speed and a reasonable speed range, which can meet the requirements of small-diameter diamond drilling, rope core drilling, large-diameter hard composite drilling, and drilling of various engineering holes.
1.4 The hydraulic system adopts a dual pump oil supply system, which has high efficiency and low power loss.
1.5 In the system, the hydraulic cylinder directly feeds and lifts the drilling tool, with a large feeding and pulling capacity. It can adjust the feed pressure and feed speed to meet the drilling needs of different formations.
1.6 Drilling, pulling and unloading drilling tools are achieved through the linkage of chucks, clamps, and hydraulic feeding cylinders, which is easy to operate and highly mechanized.
1.7 Centralized control of the control panel, easy to operate, and personnel should stay away from the hole, which is beneficial for personal safety.
The hydraulic system is reliable in operation, and the hydraulic components have strong universality and are easy to maintain.
1.9 The handle is few and concentrated, making it easy to operate.
2. Technical specifications:
Basic parameters
2.1 Hole diameter: φ 110 mm
Drilling depth: 75 mm, 300 M
φ94 mm 200 M
Drill rod diameter: 42,50mm
Drilling angle: 0- ± 90 degrees
Dimensions of drilling rig: 2000X600X1300 mm
Drilling rig weight: 1300 Kg
2.2 Power Head
Power head speed:
Low speed 0-500 r/Min
High speed 0-1400 r/Min
Power head stroke: 700 mm
Vertical axis lifting capacity: 47 KN
Vertical axis feeding capacity: 34 KN
Maximum working torque: Low speed 1100 NM
High speed 350 NM
2.3 Drilling rig power
Rated power of electric motor: 30 KW
Rated speed: 1450 r/Min
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