Fully hydraulic tunnel drilling rig for coal mines

Description

The SMC Crawler-Type Fully Hydraulic Tunnel Drilling Rig is designed for efficient and safe drilling operations in underground tunnels of coal mines. With a compact and flexible structure, this rig offers easy disassembly and lightweight components to adapt seamlessly to various geological environments.

Capable of multi-layer, cross-belt, and large-angle drilling, it excels at gas drainage, water exploration, pressure relief, and other engineering hole construction. Its fully hydraulic system with load-sensitive control ensures stable, efficient, and continuous drilling while maximizing operator safety and productivity.

Technical Details

Description
Drive TypeFully hydraulic, crawler-mounted
Drilling Direction Range0–360° azimuth, ±90° inclination
Speed & TorqueWide speed range, large torque for various drilling needs
StructureCompact, lightweight, easy disassembly
Control SystemLoad-sensitive hydraulic with proportional valve
Operational ModesContinuous drilling, rapid drilling, rod reversing, tripping
Safety FeaturesOverpressure, electrical, hydraulic self-locking protection
Adjustable ComponentsChuck slips and holder slips for different bore diameters
ApplicationUnderground tunnels, surface engineering, coal mine operations