• Certification: ISO9001 CE
  • Type: Horizontal
  • Warranty:  13 months
  • Voltage: As customers’ requirement
  • Color: As customers’ requirement
  • After-sale service: Available
  • Brand Name:WMTCNC

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    The crankshaft grinding machine model MQ8260C is modified on the basis of the Model MQ8260A and intended for and their repair shops to grind the journals and crankpins of crankshafts.


    Specification MQ8260C
    Max. work diameter x Max. length Φ600×1600 mm
    Max. swing over table Φ600 m
    Work diameter ground with steady rest Φ30×100 mm
    Throw of crankshaft 110 mm
    Max. work length ground in 3 jaw chuck 1400 mm
    Max. work length ground between centers 1600 mm
    Max. work weight 120 kg
    Center height 300 mm
    Work speed (rpm) 25,45,95
    Max. cross movement 185 mm
    Wheelhead rapid approach & withdrawal 100 mm
    Wheelhead feed per turn of cross feed handwheel 1 mm
    Wheel feed per grad of cross feed handwheel 0.005 mm
    Wheel spindle speed 740, 890 rpm
    Wheel peripheral speed 25.6~35 m/sec
    Wheel size Φ900x32xΦ305 mm
    Table traverse per turn of handwheel coarst 5.88 mm
    Table traverse per turn of handwheel fine 1.68 mm
    Table swivel (taper 18/100)
    Table swivel per grad of scale (taper 1:50) 10
    Overall capacity of motor 9.82 kw
    Overall dimensions (LxWxH) 4166x2037x1584 mm
    Packing dimensions (LxWxH) 4300x2200x2000 mm
    Weight 6000 kg


    Main Features

    • Three different work speeds are obtainable by making use of the belts in the headstock.
    • Cross chucks are used in the headstock and tailstock.
    • Friction coupling is used in the headstock transmission chain for its easy adjustment.
    • Table traverse is operated either by hand or by power.
    • Whee head rapid approach and withdrawal is effected through hydraulic means.
    • The wheel spindle being of 80mm in diameter has good rigidity and strength.
    • Use is made of roller ways for wheel head movement.
    • The bed ways and wheel head are lubricated in an automatic cycle by means of the oil pump.


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