SR-20J Type C/N CNC Swiss-type Automatic Lathe

SR-20J Type C/N CNC Swiss-type Automatic Lathe

Optimum cost performance whether you choose the Swiss Type C or Non-Guide Bush Type N machine

  • Innovative machine configuration provides high productivity by significantly reducing non-cutting time
  • Unique “slanted dovetail slideway structure” tool post design helps maintain dimensional accuracy while also extending cutting tool life
  • Enhanced tooling capitalizes on basic and advanced machining applications
  • Optional 3-spindle back drill unit and back working cross drill unit increases the flexibility of operations carried out in the sub spindle

 

Standard Machine Specifications

  • Max. Machining Diameter

    ø20mm (25/32in)

  • Max. Headstock Stroke

    STANDARD
    Type C
    205mm (8in)
    Type N
    55mm

    WITH RMGB
    Type C
    172mm (6-25/32in)
    Type N
    (Bar diameter x 2.5)

  • Tool

    NUMBER OF TOOLS
    6 tools

    TOOL SHANK
    1/2” square

  • 4-Spindle Sleeve Holder

    NUMBER OF TOOLS
    Type C
    Front 4 tools: OP
    Rear up to 4 tools
    Type N
    Front 4 tools: OP
    Rear up to 4 tools

    MAX. DRILLING CAPABILITY
    ø10mm (25/64in)

    MAX. TAPPING CAPABILITY
    M8 x P1.25

  • Power-Driven Att

    NUMBER OF TOOLS
    3~10 tools : including OP; Standard (5) up to 15 OP

    MAX. DRILLING CAPABILITY
    ø8mm (5/16in)

    MAX. TAPPING CAPABILITY
    M6 x P1.0

    MAX. MILLING CAPABILITY
    ø10mm (25/64in)

    MAX. SLOTTING CAPABILITY
    50mm saw

  • Main Spindle Indexing Angle

    C-axis control

  • Rapid Feed Rate

    35m/min (X, Y, Z, XB, ZB), 198,000º/min [c]

  • Main Spindle Speed

    Max. 10,000min-1

  • Main Spindle Motor

    2.2kw (continuous) / 3.7kw (15min.)

  • 2-Spindle Front Sleeve Holder

    Number of Tools
    2 tools

    Max. Drilling Capacity
    10mm

    Max. Depth of Hole
    100mm(4")

  • Power-Driven Att. Spindle Speed

    Max. 8,000min-1

  • Power-Driven Att. Drive Motor

    1.2kw (1.6 HP)

  • Coolant Tank Capacity

    170ℓ

  • Dimensions (W x D x H)

    2,250 X 1,200 X 1,700mm

  • Weight

    2,200kg

  • Power Consumption

    5.2KVA

Backworking Attachment Specifications

  • Maximum Chucking Diameter

    ø20mm (25/32in)

  • Max. Length for Front Ejection

    80mm (3-5/32in)

  • Max. Part Projection Length

    30mm (1-3/16 in)

  • 4-Spindle Unit for Backworking

    NUMBER OF TOOLS
    4 - 6 tools : OP 4 standard + 2 optional

    MAX. DRILLING CAPABILITY
    Stationary Tool
    Ø8mm (5/16in)
    Power-Driven Tool
    Ø5mm (3/16in)

    MAX. TAPPING CAPABILITY
    Stationary Tool
    M8 x P1.25
    Power-Driven Tool
    M4 x P0.7

  • Sub-Spindle Min. Indexing Angle

    C-axis control /15º: OP

  • Sub-Spindle Speed

    Max. 8,000min-1

  • Sub-Spindle Motor

    1.5kw (continuous) / 2.2kw (15min)

Standard Accessories and Functions