Diamond Core Drilling Rig

Specifications

Diamond Core Drilling Rig

Main technical details of Diamond core drilling rig:

Drilling hole depth Rod external dimensions (mm) Depth (m) (vertical, dry hole)

BQ 1650m

NQ 1235m

HQ 850m

PQ 500m

Main Winch:

Hoisting capacity: single core (bare drum)>7700kg

Hoisting speed: bare drum 48m/min(approx.)

Steel wire size: 60m X 18mm

Cord coring winch:

Hoisting capacity: bare drum: 1200kg

Full drum: 400kg

Hoisting speed: bare drum: 100m/min

Full drum: 350m/min

Steel wire size: 1200m x 7mm

Main drilling mast and feeding system feeding speed: vary with fast and slow speed

Feeding ability: 58kN

Pulling: 135kN

Drilling hole obliquity: 45 Degree-90 Degree

Rod pulling length: 6m

Main power maker of the diesel engine: Cummins

Model: 6BTA-8.3                   

Power: 215hp

Rated speed: 2200rpm

Engine type: Turbo charge

Hydraulic system primary pump input power: 190L/M 25.5Mpa

Secondary pump input power: 50L/M 14Mpa

Auxiliary pump: 40L/M 15Mpa

Hydraulic oil cooling: Air cooling

Drive head/rotation speed/gear ratio speed torque(N)

1^st gear 6.38:1  119-193  5175-3187

2^nd gear 3.49:1  218-353  2826-1743

3^rd gear 1.82:1   418-678  1475-910

4^th gear 1:1      761-1234  761-500

Control manner: manual operation in control panel

Hinged drive head: side shift style

Final drive ratio: 49/21

Chuck module type: hydraulic open, spring closed

Maximum inner diameter: 94/117/127mm

Holding capacity: 20000kg.