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Item Numbers
Photo Machine Type ▲ ▼ Maker ▲ ▼ Model ▲ ▼ MFG Year ▲ ▼
  • CNC Internal Grinder OKUMA GI-20N 2WS 2001

    Year: 2001(overhauled by OKUMA in 2010)
    Grindable bore dia. area:φ5~300 /(only φ300 grindstone with φ100 spec)
    Gridable outside dia. area:φ200/ grindstone withφ100 dia.
    Grindable work length:200mm
    Grindable chuck jaw dia::φ300mm + grindstone dia.
    Swing inside cover:φ400mm
    Work length:200mm
    Work weight×length:150 ~ 200kg-mm
    Spindle nose dia:φ100mm   
    Spindle bore:φ70mm
    Spindle speed:100~750rpm
    Number of spindle speed(C-axis):non-stage(available by NC program)
    Work headstock turning angle:10 deg.
    Infeeder device travel (XA-axis):50 backward, 150 forward
    Table travel(ZA-axis):500mm
    Grindstone turning angle:5 deg. 
    Grindstone right-and-left travel:350mm
    Grindstone modification device travel (outer dia.):rapid traversse 70(air drive)
    Machine height:2,000mm
    Required floor space: 3,330 x 3,660 mm
    Machine weight:4,800kg
    High frequency drive grindstone axis:2 sets
    HQ307:15,000 ~ 30,000rpm
    HQ157:9,000 ~ 15,000rpm
    Grindstone modification device
    Paper filters and tank with magnet separator
    9-inch 3-jaw scroll chuck
    Swing type automatic end grinding device

    Click on the picture for larger view.

  • sold out
    Surface Grinder OKAMOTO PSG-157DX リニューアル

    Click on the picture for larger view.

  • sold out
    Double Column CNC Surface Grinder OKAMOTO DCG-4020NC 1991

    Max workpiece height:1,600mm
    Working surfface length:4,000mm
    Working surface width:2,000mm
    Max passage width:2,500mm
    Loading weight:14,000kg
    Each axis travel
    Horizontal axis grinding head(left) 
    Vertical axis(Y-axis): 250mm       Front to back axis(Z-axis) 
    Revolving grinding stone head (right)
    Vertical axis (V-axis): 500mm   Front to back axis (W-axis) 
    Revolving axis (A-axis) : ±60° 
    Virtual table NC 
    Lateral axis (X-axis) : 4,500mm (4,000+500(dress))
    Horizontal axis grinding head(left)  
    Grinding stone dimension :φ610×150×φ305mm
    Grinding stone speed : 940rpm
    Motor : 22KW (motor horsepower up)
    Revolving grinding stone head (right)
    Grinding stone dimension : φ305×50×φ127mm
    Grinding stone speed : 900~3,000rpm
    Motor : 7.5KW
    Cross rail balance adjusting device (operatable with control panel)
    Tape memory length 320m 
    Number of control axis : 6 axes
    Simultaneous control axis : 2 axes (2 manual axes) Manual random angle feed ±30°, ±45° 
    Positioning Simultaneous 2 axes
    Linear interpolation Random angle   Circular interpolation Random arc 0°to 350°
    Automatic oil temperature adjusting device for hydraulic system 2 units   Desk dresser (3 direction type -45 °, 0°, +45°)※table surface
    Virtual NC control device on the left and right of table
    Oil static pressure bearing of horizontal axis grinding stone bearing
    Water filling device Tank with magnetic separator & paper filter
    Capacity : 1,500L (Including automatic water temperature adjusting device)

    Click on the picture for larger view.

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