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HFJ28 Full Hydraulic Integrated DTH Drilling RigHFJ28 Full Hydraulic Integrated DTH Drilling RigHFJ28 Full Hydraulic Integrated DTH Drilling Rig
HFJ28 Full Hydraulic Integrated DTH Drilling RigHFJ28 Full Hydraulic Integrated DTH Drilling RigHFJ28 Full Hydraulic Integrated DTH Drilling Rig

HFJ28 Full Hydraulic Integrated DTH Drilling Rig

Drilling Diameter: 90-235mm
Drilling Depth: 28-30m
Engine Power: 264-335kW
Rotary Torque: 3300-3900N.m

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overview

main feature

HFJ28/HFJ38 integrated full hydraulic down-the-hole drilling rig is a product that can bring you higher automation and higher drilling efficiency, reliable operation and simple operation. Equipped with a cab and automatic rod changing system that meets FOPS requirements as standard, and widens the heavy-duty walking mechanism to meet the requirements of rapid movement while taking into account better safety. The hydraulic dust removal system can meet the new environmental protection requirements of the mine, and it is a modern green mine. Reliable solution.

  • HF028 HYDRAULIC CRAWLER MOUNTED DTH DRILLING RIG
  • HF028 HYDRAULIC CRAWLER MOUNTED DTH DRILLING RIG
  • HF028 HYDRAULIC CRAWLER MOUNTED DTH DRILLING RIG

Technical Data

Project

Parameter name

Unit

HFJ28

HFJ38

 

 

 

Body specifications

Total mass

kg

15000

25000

full length

mm

9920

9785

Full width

mm

2600

3200

Full high

mm

3300

3500

 

 

 

 

 

 

 

 

 

Bottom plate

Track length

mm

/

3646

Ground contact length

mm

/

2875

Track center distance

mm

/

2200 Total outside width 2700

Track width

mm

350

500

Ground clearance

mm

≥400

≥400

Track oscillation

°

±10°

±10°

Walking motor

 

/

Eaton

Walking speed

Km/h

2(Low speed)3(high speed)

1.8(Low speed)2.95(high speed)

Max. tractive force

KN

/

170

Grade ability

°

20°

20°

 

 

 

Engine

Model

 

QSL8.9-C360-30

QSZ13-C450-30(Cummins)

Type

Water-cooled 6-cylinder EFI diesel engine

Rated power

Kw/RPM

264/2100

335/2100

Fuel tank capacity

L

450-500

760

 

 

Hydraulic pump/valve

Main pump

 

/

Plunger variable load sensing pump

Main valve

 

/

Load sensing valve

Manufacturer

 

/

Rexroth

 

 

 

Air compressor

Model

 

Atlas Copco 

Atlas Copco

Type

 

2-stage screw air compressor

2-stage screw air compressor(Dual power)

Working pressure

bar

20

20 (Medium pressure)    25 (high pressure)

Max. air delivery

m3/min

18.5

25.4

 

 

 

 

 

 

 

 

Rotary motor

Hydraulic rotation unit

 

/

Double motor(Eaton)

Rotation rate

rpm

0-85

0-70

Max. rotation torque

N.m

3300

3900

Feeding method

 

Motor drive + sprocket chain type

Fast feeding/lifting rate

m/ min

/

30

Feeding rate

m/ min

/

4.7

Max. lifting rate

m/ min

/

5.5

Feeding force

KN

12

0-30 Adjustable

Lifting force

KN

18

30

 

 

 

Advance beam

Length

mm

/

8500

Feeding stroke

mm

4840

5500

Feed extension

mm

1100

1600

Swing angle

°

/

Left 95°right 35°

 

 

Boom

Type

mm

/

With telescopic single straight arm (length 570)

Tilt angle

°

/

40°(on) ,15°(under)

Swing angle

°

/

Left (side of cab)9°right31°

 

 

 

 

 

 

 

 

Drill pipe changer

Pipe diameter

mm

76

102/114

Pipe length

m

4

5

Drilling diameter

mm

90-152

138-235

Drilling depth

m

28

30

Pipe capacity

6+1

5+1

Hammer specs

 

4''/5''

5''/6''

Filter element quantity/specification

 

/

26

Collecting method

 

Full hydraulic dust removal

Dust cover

 

/

Fluctuate

 

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