Sauer-Danfoss hydraulic direct control system with functions of Auto anti-jamming, Auto stop, impact, swing and propel with their own hydraulic pump. Low pressure and high flow hydraulic system, with high drilling speed and low drilling tools consumption. Varied safety warning are provided, with high usability and safety.                

2.Rock Drill 

According to different project conditions, three types of rock drill are offered to reach high drilling speed and low drilling tools consumption
 

 

 3.Double Tripod Suspension Hydraulic Boom

Hydraulic boom with double tripod suspension for accurate hydraulic parallel holding in all directions; direct, fast, easy operation, good accuracy and accurate positioning between holes.

 

Square Drilling Boom(Standard)

Heavy-duty structure design, solid, durable, easy to maintain, with telescopic function for wide working area, easy to drill plough cut in central tunnel face

 

Round Drilling Boom(Optional)

The propelling part is hinged on the side of boom, very easy to drill plough cut

 

 4. Operation Platform

 Fully visibility, reasonable structural arrangement,system highly integrated, FOPS-approved telescopic protective roog, esay to dismantle

5. Feed

Heavy-duty aluminium feed with high bending and torsional resistance for maximum durablility. Snap-on stainless steel sleeves and polymer contacts
 

 

6.Diesel Engine

CUMMINS Diesel Engine 60KW/2200RPM with Max. Rotation Torque 292N.M/1600RPM

Duetz Diesel Engine Optional

 

7. Wheel Axle

Imported wet drive axle, controlled by dual hydraulic braking system. Multi-disc hydraulic brake and spring release, with high anti-skid performance and high braking result. Parking and emergency braking is spring brake and hydraulic released.
 

 

Jumbo Drilling Parameters

Parameter

Total

Dimension(L*W*H) mm

11972*1685*2127/2727

Boom coverage  (W*H) mm

3.5*3.5~6.6*6.2

Borehole diameter  mm

Ø36~Ø102

Drill rod length  mm

3090

3700(standard)

4305

Borehole depth  mm

2795

3440

4000

Drilling speed  m/min

0.8~2

Motor  KW

55

Hydraulic oil tank , Max. Volume L

120

Weight  kg

11800

Drill boom

Rock drill model

HC50(optional)

HYD300(standard)

Rise and fall  °

±180°

Telescopic mm

1190

Max. Lifting angle

Down 90°;up 3°

Feeding stroke  mm

1550

Wheel chassis

Diesel engine power HP/KW

87/64

Turn angle °

±40°

Tyre

8.0*R20

Rear axle swinging Angle °

±7°

Clearance axles/outside axles

28°/14°

Min. Turning radius  m

Inner>3.08/ Outer>4.85

Walking speed km/h

Flat ground>6.5;

Inclined ground 1:8>4.0

Min. ground clearance mm

307

Fuel tank capacity L

60

Air supply system

Displacement  m³/min

0.35

Max. working pressure MPa

0.2~0.8

Water supply system

Displacement  L/min

35

Rated pressure MPa

0.8~1.2

Electrical

system

Motor power  KW

59(55+4)

Supply voltage  V

380/660

Motor rotation speed   r/min

1475

Battery V/Ah

2*12/120

Tramming light W

4*65

Working light W

2*65

Electric system V

24

Company Information

DEFY drill jumbos are the result of a decade-long, worldwide employment in underground mining, tunneling and gallery construction. A complete range of customized drill jumbos, made from a modular system of proven components, are offered for a variety of applications. Defy drill jumbos are highly efficient in underground blast hole drilling, bolting, grouting and probe hole drilling for strata reconnaissance.

A large choice of undercarriages, booms, drill feeds and rock drills is the basis of optimal equipment tailored specifically to each particular job.The modular design of DEFY drill jumbos allows them to be easily transported, assembled and dismantled while ensuring that simple maintenance is also possible.

 

Our Service

1.Professional techinical support pre-sale, sale and after-sale .
2.Your problems can get feedback in 8 hours and soloved in 24 hours.
3.Machine can be customized as per your requirement.
4.One year quality warranty.
5.Training: operation manual and DVD operation video, overseas installation is also available.
6.Spare parts are available in our factory at cost price for former customers.

 

Key Points To Buy

In order to order the suitable product,firstly you need to make sure the following details:

1. Application:What kinds of projects you will work for,Water well,Borehole,Exploration coring,Foundation Piling or others?
2. Drilling depth:The Max. depth of drilling you hope to achieve?
3. Drilling Caliber:The Min. and Max. hole diameter you estimate?
4.Stratum:Condition of the environment, Soft ground like soil,mud,Hard ground like rocks or Mixed the soft and hard layers?

 

Contact Us

If you want to purchase Single boom DFJ-1W31 tunnel used jumbo drilling rig machine,whenever you can contact me by the following ways,please don't hesitate.