DDW-1806

Description

Main Parameters

Dimensions (L×W×H) 4.5m / 2.2m / 2.25m Machine Weight 5.7 T
Rotary Head Max. Speed 178 r/min Rotary Head Max. Torque 6000 N·m
Thrust-Pull Back Force 0 – 180 kN Carriage Speed 38 m/min
Engine Power 96 kW / 2500 rpm Drill Rod Spec. Φ60×2000

Performance Characteristics

  • The main rotary and pull-back pumps are cast-iron pumps, offering high pressure resistance and long service life.
  • Two-speed rotation and three-speed thrust/pull, with pilot proportional control for infinitely variable speed adjustment.
  • Rotation and thrust/pull are controlled by a multifunctional pilot joystick that integrates all main operating movements into one control point — simple, convenient, comfortable, and efficient.
  • Crawler travel features two-speed electric-proportional wire control for safe and reliable operation (optional).
  • A four-bar linkage boom lifting mechanism keeps the tracks firmly on the ground even at large drilling angles, effectively ensuring rig stability during both drilling and pull-back operations.
  • A clamp spring buffer device prevents accidental drill-rod thread or clamp damage caused by operator error.
  • Gear and rack transmission with double pull-back motor reducers drives the rotary head trolley forward and backward.
  • The rotary head is driven by piston motors, delivering high torque and strong impact resistance, suitable for complex ground conditions.

Technical Specifications

Parameters Description Unit Specification
Engine
Power Rated power kW 96
Rated Speed Rated speed rpm 2500
Rotary Head Unit
Max. Torque Spindle torque, max. N·m 6000
Max. Speed Spindle speed, max. rpm 178
Mast Type
Thrust-Pull Back Force Thrust-pull back force kN 0 – 180
Carriage Speed Carriage speed m/min 0 – 38
Entry Drill Angle Entry drill angle ° 15 – 28
Track Chassis (Steel Crawler)
Transport Dimensions Dimensions (L×W×H) m 4.5 / 2.2 / 2.25
Weight Machine weight T 5.7
Drill Rod Spec. Drill rod (Dia. × Length) mm Φ60×2000
Mud Pump
Max. Flow Max. flow rate L/min 240
Max. Pressure Max. pressure MPa 8
Hydraulic System
Working Pressure Working pressure MPa 20 – 25
Hydraulic Oil Capacity Hydraulic tank capacity L 430
Clamp
Max. Clamp Force Max. clamp force kN 150
Max. Breakout Torque Max. breakout torque N·m 15000
Clamp Range Clamp through-hole dia., max. mm 80
Distance Between Wrenches Max. distance between wrenches mm —

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