MD-750 Crawlers Type CBM Drill Rig


    ¢ñ.Drill Capacity
    1. Φ89 mm Drill Rod  Drill Depth: 3200 m
    2. Φ114 mm Drill Rod  Drill Depth: 2200 m
    3. Φ127 mm Drill Rod  Drill Depth: 1600 m

     Full hydraulic CBM drill rig, CBM drill rig, Coal bed Methane Multi-function drill rig

    ¢ò. Main Machine Power
    The main machine equipped with Weicai diesel engine.
    Engine Power: 275KW             
    Rotating Speed: 2200r/min
    The main machine is adopted with two diesel engines in double power structure.
    Total Power: 550KW
    Max flow rate: 560L/min for close type hydraulic system.
    Max flow rate: 630L/min for open type hydraulic system.


    ¢ó. Drill Head
    In the adoption of low speed high torque hydraulic pump, in 2 speed adjustable steplessly.
    Rated Torque 34000N·m    Rotating Speed 85r/min, speed adjustable steplessly
    Rated Torque 17000N·m    Rotating Speed 170r/min, speed adjustable steplessly
    The rig adopts four sets Poclain Hydraulic motors made in Franch with a counter shackling torque 42000N·m.
    First gear reduction adopted to the drill head with top driving; The hollow spindle is in Φ75 mm diameter, adopting floating structure with spring damping structure.
    The swing angle of drill head is 0-45°, and horizontal moving stroke is 0.75m.
    Wired directional control system is mounted on spindle for direction-changing slope mine drilling.


    ¢ô. The Thrust and Pulling Force of Drill Rig
    Lifting capacity: The machine is in 75 tons Max. lifting capacity with highest lifting speed at 35m/min,
    the speed is stepless adjustable.
    Feeding Force: The machine is in 16 tons Max. feeding force with highest feeding speed at 110m/min,
    the speed is stepless adjustable.
    Two oil cylinders are adopted together for thrusting and pulling with the Max. feeding & pulling stroke 11.8m.


    ¢õ. Shackles
    Oil cylinder open-type butt clamping structure is adopted to achieve Max screwing off torque 100000 N·m and Max screwing on torque 50000 N·m.


    ¢ö. Anchoring block
    The biggest opening dia is Φ650 mm.


    ¢÷. Hydraulic Winch
    Main Winch:
    Max lifting capacity: 3 tons (Bare Drum)
    Steel wire dia: 10mm    
    Rope capacity: 120m
    The max lifting capacity is 60m/min, it is stepless shiftable.

    Auxiliary Winch:
    Max lifting capacity: 1.5 tons. (Bare Drum)
    Steel wire dia: 8mm
    Rope capacity: 1500m
    Single wire lifting speed is 0-280m/min, it is stepless adjustable and used for lift
    and mount detecting devices.


    ¢ø. Other
    1£® Mud Pump
    It is hydraulic driven with stepless adjustable flow rate.
    Max flow rate at 0-600L/min and Max pressure is 10 MPa.
    2£®Flow rate of Foam Pump : 0-1L/min
    3£®Flow rate of Lubrication Pump: 0-15L/h
    4.  Chassis£º Adopted crawler-type chassis, travelling in two speed with the max speed at 3km/h.
    5£®On Board Diesel Tank:  700L
    6£®Hydraulic Oil Tank:  800L
    7£®Dimensions(L*W*H):  12500mm*3200mm*3400mm
    8£®Overall Weight:  38 tons

Copyright(c)Xi'an Landrill Oil Tools Co.,Ltd
TEL:+86 29 8845 4426 FAX: +86 29 8730 9276
Address:2-60402 Greenwich Business Suite, Jinye 2nd Road,
Hi-tech Development Zone, Xi'an China