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Rock rigidity

f=6-20

Total weight

4200kg

Drilling diameter

φ80-115mm

Dimensions

4400x2200x2050mm

Economic drilling depth

20m

Guide tilt

Look down135° Looking up 5° Altogether 145°

Rotation speed

0-70r/min

Guide swinging angle degrees

Left 100° right 45° Altogether 145°

Rotary torque

1400N.m

Drill boom pitch angle

50° right 25° Altogether 75°

Lifting force

15000N

Drill boom arm angle

Left 44° right 45° Altogether 89°

Propulsion mode

Cylinders - Chain

GuideCompensation length

900mm

Feed length

3000mm

Power

YC4D80(58kW2400r/min)

Travel speed

0-1.8km/h

Drill rod

φ64x3000mm

Climbing capacity

30°

Pression d’air de travail

1.0-1.7MPa

Ground clearance

290mm

Air consumption

9-16m³/min

Comparison after improvement

KG920B

KY125

Remark

Traveling part

Motor+ reducer structure

Direct connection with steel ball motor

Reduce motor pressure and increase life time of the motor

Traveling pressure

11MPa

14-16MPa

Drill boom

New boom

Drill horizontal, vertical hole, horizontal hole in low height

Hydraulic system

30 Pump, fast rotary/ fast lift valve, new diverter valve, dérivable.

19.2 Pump

Increase traffic, reduce drag, trim appearance

Gas line system

Live valve shock valve

Ball valve

Good maneuverability

Rotation speed

83r/min(Diesel engine1700r/min)
107r/min(Diesel engine2200r/min)

55r/min(1700r/min)

Improve 50%

Advancing speed

450mm/s

336mm/s

Improve 33%