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ST-38 CNC Swiss-type Automatic Lathe

Triple turret design is ideally suited for complex machining of large diameter components for the medical, automotive and aviation industries

  • Simultaneous machining achieved by opposed twin turret design tool post dramatically reduces machining time and independent
  • Triple turrets with 10 stations each, reduce cycle time
  • Deep hole drilling (max. 120mm) on front and rear ends of component parts
  • Equipped with Star Motion Control System for higher accuracy and easier operability

  • Max. Machining Diameter

    ø38mm (1-1/2in)

  • Max. Headstock Stroke

    350mm (13-25/32in)

  • Front Working Turret Tool Post

    FRONT SIDE TURRET
    10 stations

    BACK SIDE TURRET
    10 stations

  • Number of Turning Tools

    Max. 2 tools/station (¨16mm)

  • Tool Shank

    ¨16mm / ¨20mm

  • Sleeve Holder

    NUMBER OF TOOLS
    Max. 3 tools/station

    MAX. DRILLING CAPABILITY
    ø23mm (29/32 in)

    MAX. TAPPING CAPABILITY
    M12 x P1.75

    MAX. DEPTH OF HOLE CAPABILITY
    120mm (4-23/32in)

  • Power Driven Att.

    NUMBER OF TOOLS
    Max. 2 tools/station

    MAX. DRILLING CAPABILITY
    ø10mm (25/64in)

    MAX. TAPPING CAPABILITY
    M8 x P1.25

  • Main Spindle Indexing Angle

    C-axis control

  • Main Spindle Speed

    Max. 7,000min-1

  • Main Spindle Motor

    Built-in motor drive 7.5w (continuous) / 11kw (25%ED)

  • Power-Driven Att. Spindle Speed

    Max. 5,700min-1

  • Power-Driven Att. Drive Motor

    AC servo drive 2.7kw (continuous) / 4.0kw (5min/30%ED)

  • Coolant tank capability

    245ℓ

  • Dimensions (W x D x H)

    3,477 x 1,859 x 1,865mm

  • Center Height

    1,134mm (including leveling pads)

  • Weight

    6,250kg

  • Power Consumption

    10.5KVA

  • Max. Chucking Diameter

    ø38mm (1-1/2in)

  • Max. Length for Front Ejection

    150mm (5-7/8in)

  • Max. Parts Projection Length

    75mm (2-15/16in)

  • Sub Spindle Indexing Angle

    C-axis control

  • Sub Spindle Speed

    Max. 7,000min-1

  • Sub Spindle Motor

    Built-in motor drive 5.5kw (continuous) / 7.5kw (40%ED)

  • Backworking Turret Tool Post

    10 station

  • Number of Turning Tools

    Max. 2 tools/station (“16mm)

  • Tool Shank

    ¨16mm / ¨20mm

  • Sleeve Holder

    NUMBER OF TOOLS
    Max. 3 tools/station

    MAX. DRILLING CAPABILITY
    ø23mm (29/32in)

    MAX. TAPPING CAPABILITY
    M12 x P1.75

    MAX. DEPTH OF HOLE CAPABILITY
    120mm (4-23/32in)

  • Power Driven Att.

    NUMBER OF TOOLS
    Max. 2 tools/station

    MAX. DRILLING CAPABILITY
    ø10mm (25/64in)

    MAX. TAPPING CAPABILITY
    M8 x P1.25

  • Power Driven Att. Spindle Speed

    Max. 5,700min-1

  • Power Driven Att. Drive Motor

    AC servo drive 2.7kw (continuous) / 4.0kw(5min/30%ED)

  1. CNC Unit Fanuc Series 31i-B5
  2. Operation panel 10.4 inch color LCD display
  3. Main/Sub collet
  4. Revolving guide bush unit
  5. Main/Sub spindle C-axis control unit
  6. Main/Sub spindle clamp unit
  7. Main/Sub spindle chiller
  8. Coolant chiller
  9. Air purge unit (guide bush unit/sub spindle)
  10. Parts separator
  11. Parts conveyor
  12. Automatic centralized lubrication unit
  13. Coolant level detector (lower limit)
  14. Door interlock system
  15. Broken cutoff tool detector
  16. Leakage breaker
  17. Automatic bar feeder interface
  18. High pressure coolant interface
  1. Tool unit for turret
  2. Tool presetter
  3. Rotary magic guide bush unit
  4. Coolant unit 6.9MPa
  5. Coolant unit 1.5MPa
  6. Coolant piping for turret tool post
  7. Parts ejector with guide tube
  8. Parts ejector (spring type/air cylinder type)
  9. Parts ejection detector
  10. Coolant flow detector
  11. Beacon