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KHYD75 electric rock drilling rig for coal mine

KHYD75 electric rock drilling rig for coal mine

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Product description

1. Brief introductions of KHYD75 electric rock drilling rig for coal mine

KHYD75 is a electric rock drilling rig for coal mines. It is a tool for drilling rock burst holes. It is used in the operation of mine road way driving, road construction, water conservancy construction, metallurgical mining and stone square engineering, and can also drill water hole, water probe hole and gas hole in coal seam.

Electric rock drilling rig can be combined with drilling stand, and can be horizontally forward or inclined upward and downward.

In order to prolong the service life of the drill bit and improve the working conditions of the operator, it can be used for mixing the drill hole water to discharge the powder or also using the spiral vane drill pipe to drill and dry powder discharge.

In drilling operations, we only need to operate the handwheeland can advance and retreat automatically.

2. Specifications of KHYD75 electric rock drilling rig for coal mine

Model

Unit

KHYD75

Rated output power of electric motor

kw

3

Rated voltage of electric motor

v

380/660

Rated frequency of electric motor

hz

50

Rated current of electric motor

a

6.8/3.9

Motor rotating speed

r/min

1420

working mode

 

continuity

Drilling speed

mm/min

320

Maximum axial thrust

n

10000

Borehole diameter

mm

42(rock)
42-80(coal seam)

Hardness range

Popper hardness coefficient

f<10

Maximum drilling depth

m

10(rock)
30-80(coal seam)

Weight of  main engine

kg

75

Dimension (L*W*H)

mm

720*376*436

 

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