SMG Series CNC Ball Grinder -
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  • SMG Series CNC Ball Grinder

    SMG Series CNC Ball Grinder
  • Product Overview
  • Product features
  • Technical Parameters
  • SMG spherical milling machine is a ball grinder. T shape back seat, C shape column with good tensile strength and rigidity. Recommended for ball valve industry.


    typical workpiece
    ball

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    01、The initial structure in China

    The rotary table is seated on the sliding carrier and the ball on the rotary table, the grinding tools are installed in the spindle. Both tool and the ball rotate when grinding.


    02、T shape bed seat

    This structure is stable and strong.



    03、column

    with deformation resistant.


    04、unique workpiece mounting

    workpiece to be mounted vertically on the worktable to avoid deformation and protect bearings.

    Name
    Unit
    SMG32H
    SMG63HA
    SMG100H
    SMG240H
    Grinding capacity
    Ball Outer diameter
    inch
    SΦ3~12.6
    SΦ12.6~24.8
    SΦ24.8-43.3
    SΦ35.4-94.5
    Ball inner bar diameter
    inch
    2"~8"
    8"~16"
    16"~28"
    24"~64"
    Grinding spindle
    Spindle nose
     
    A2-6
    A2-11
    A2-15
    A2-28
    Motor power
    Hp
    20.1
    20.1/24.8
    37.5
    107.2
    Torque
    lb-ft
    69.4
    70.9
    193.1
    1381.5
    Max speed
    rpm
    6000
    2700
    1500
    500
    Spindle/Worktable
    Motor power
    Hp
    4.96
    7.37
    10.1
    73.7
    Torque
    lb-ft
    17.4
    18.8
    35.4
    513.4
    Roraty speed
    rpm
    60
    30
    15
    10
    Load capacity
    lbs
    771.61
    1763.68
    7716.1
    55115
    Feeding Axis
    Y/Z travel length
    inch
    7.9/19.7
    7.9/19.7
    15.7/35.4
    31.5/78.7
    Y/Z travel speed
    IPM
    708.7/787.4
    708.7/787.4
    630.0/630.0
    236.2/157.5
    Tailstock
    Travel length(V axis)
    inch
    15.7
    23.6
    39.4
    70.9
    Clamping power type
     
    Servo
    Servo
    Servo
    hydraulic
    Accuracy
    GB/T17421.2-2000
    Position (Y/Z)
    inch
    0.0003/0.0003
    0.0003/0.0003
    0.0004/0.0006
    0.0008/0.0006
    Reposition (Y/Z)
    inch
    0.00016/0.00016
    0.00016/0.00016
    0.00024/0.00036
    0.00047/0.00035
    Roughness
    µm
    Ra≤0.4
    Ra≤0.4
    Ra≤0.4
    Ra≤0.4
    Roundness
    inch
    0.0003
    0.0004
    0.0004 (16"-24")
    0.001 (24"-40")
    0.0006 (26"-28")
    0.0014 (42"-64")
    NC System
     

    NEWAY FANUC/SIEMENS 

    SIEMENS

    Machine weight
    lbs
    13227.6
    16534.5
    48501.2
    187391

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