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Kaishan DTH Drilling Rigs

Heavy-duty surface crawlers and integrated rigs for open-pit mining, quarry blasting, and slope stabilization. High penetration rate and anti-jamming hydraulic system.

Kaishan KZ5 Surface DTH Drilling Rig (⌀90–115 mm, 7+1 Auto Rod Carousel)

Kaishan KZ5 Surface DTH Drilling Rig is an advanced crawler rig integrating a 7+1 automatic rod changer and hydraulic dry dust collector (⌀90–115mm, 21m depth). Powered by a 73.5 kW Yuchai Tier 3 engine, it enables safe one-man drilling for quarries and open-pit mines.
7+1 Auto Rod Carousel: Automatic rod loading, breakout, and thread lubrication reduce labor intensity.
Cyclonic Dust Suppression: Hydraulic 8-filter dry dust collector eliminates airborne quarry dust.
Enhanced Safety: Outfitted with a sunshade canopy, dual reversing cameras, and ±10° frame leveling.
  • Product Detail Introduction

Core Engineering Features & Performance Advantages

Integrated 7+1 Automatic Rod Handling System

Features an automated mechanical carousel storing 7+1 drill pipes (Φ64×3000 mm) with a hydraulic breakout and thread-lubricating system. Enables one-man operation to drill up to 21 meters economically without manual pipe handling.

Hydraulic Cyclonic Laminar Dust Collector

Equipped with an 8-filter-element dry cyclonic laminar flow dust extraction system driven hydraulically. Provides strong suction to eliminate airborne silica dust, creating an eco-compliant and clean quarry environment.

Ergonomic Canopy & Reversing Camera System

Outfitted with a heavy-duty sunshade protective canopy, side-view mirrors, and dual side/rear reversing cameras with an operator screen, maximizing visibility, jobsite safety, and operator comfort during positioning.

All-Hydraulic Multi-Angle Articulation

Powered by a 73.5 kW Yuchai YC4DK100 engine driving hydraulic tramming (≤30° gradeability), carriage swing (left 52°/right 53°), beam tilt (147°), and frame leveling (±10°) to adapt to steep bench contours.

kz5-dth-rig-rod-breakout-console-camera-details

Technical Parameters

Model of drill rig KZ5
Drilling hardness f=6-20
Drilling diameter Φ90-115 mm
Depth of economical drilling 21 m
Travelling speed 0-3.0 Km/h
Climbing capacity ≤30°
Ground clearance 330 mm
Power of complete machine 73.5 Kw
Diesel engine Yuchai YC4DK100-T304
Outer dimensions (L×W×H) 7300×2345×2700 mm
Weight 7900KG
Revolving speed of gyrator 0-180 r/min
Rotary torque 1500 N*m
Maximum Feed force 30000 N
Lifting angle of drill boom Up 48°, down 16°
Tilt angle of beam 147°
Swing angle of carriage left 52°, Right 53°
Swing angle of drill boom left 40°, Right 38°
Leveling angle of frame Up 10°, down 10°
One-time advance length 3500 mm
Compensation length 900 mm
DTH hammer 3"
Drilling rod (Φ× length of drilling rod) Φ64×3000 mm
Storage capacity of rod 7+1
Dust collection method Dry (hydraulic cyclonic laminar flow) 8 filter elements
Connecting rod method Automatic unloading rod
Drill rod lubrication method Automatic oil injection and lubrication

Recommended Air Compressors

Diesel Engine Portable Screw Air Compressor:

  • KSDY22/18-II (Electric/Diesel dual option: 22 m³/min @ 1.8 MPa / 18 Bar)
  • LGCY15/18-17/12T (15 m³/min @ 1.8 MPa / 17 m³/min @ 1.2 MPa)
  • LGCY17/18-18/15T (Two-stage high-efficiency: 17 m³/min @ 1.8 MPa / 18 m³/min @ 1.5 MPa)

Note: Air compressor selection is subject to hole diameter and air hose length.

Primary Industrial Applications

  • Quarrying & Aggregate Projects: Blast-hole drilling (⌀90–115 mm) in granite, limestone, basalt, and marble quarries.
  • Open-Pit Metal & Coal Mining: Production bench drilling, pre-split holes, and overburden fragmentation with single-operator efficiency.
  • Road Cutting & Civil Earthworks: Highway slope excavation, railway rock cuttings, and foundation anchor holes.
  • Eco-Sensitive Green Mining: Required for sites mandating zero airborne dust and enhanced safety operations.

Frequently Asked Questions (FAQ)

Q: How does the 7+1 automatic rod changer improve jobsite productivity?

A: The automated carousel stores seven 3-meter drill rods plus one on the mast. Combined with automatic hydraulic breakout and automatic thread lubrication, it allows a single operator to complete a 21-meter hole quickly and safely from the console without physical fatigue or risk of injury.

Q: What safety features are integrated into the KZ5 rig?

A: The rig is equipped with side and rear reversing cameras with a live monitor, an overhead weather/sunshade canopy, full emergency stop circuits, hydraulic frame leveling (±10°), and an 8-element cyclone dry dust collector to keep operators safe and comfortable.

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