SR-32JIII Type A/B
CNC Swiss-type Automatic Lathe

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The SR-32JIII Type A/B CNC Swiss Lathe is a high-performance machine designed for precision machining of larger, complex parts. With its robust capabilities, it supports a wide range of operations, including turning, milling, and drilling, ensuring efficiency and accuracy for diverse production needs.

  • Spindle speeds up to 8,000 RPM
  • Accommodates up to 30 tool stations for versatile machining
  • Multi-axis control for simultaneous machining on the main and sub-spindle
8,000 RPM | 32 mm Bar Capacity | 7 Axis | 30 Tool Stations

Lathe

SR-32JIII Type A/B CNC Swiss-type Automatic Lathe Specifications and Accessories Overview

The SR-32JIII Type A/B offers advanced capabilities with a maximum machining diameter of 32mm, extendable to 34mm, and a 320mm headstock stroke. The machine’s modular design features a slanted guide way, improving rigidity and accuracy during extended production runs. The 8-station backworking unit with Y-axis control (Type B) allows for overlapping operations, enhancing flexibility and efficiency in complex part production.

The lathe’s cross-milling unit accommodates up to 6 tools with speeds of up to 8,000 RPM, ensuring fast and accurate drilling, tapping, and milling. The machine’s C-axis control on both the main and sub spindles allows for high-precision secondary machining, reducing setup times and improving overall productivity. With a 7.5kW main spindle motor and a 5.5kW sub-spindle motor, the SR-32JIII is capable of handling demanding machining tasks with ease. The 275ℓ coolant tank ensures effective temperature control, prolonging tool life and maintaining consistency in high-volume production. Read the full technical specifications below. To learn more or get your custom quote today, contact us and discover how the SR-32JIII Type A/B CNC Swiss-Type Automatic Lathe can elevate your operations. 

  • Max. Machining Diameter

    ø32mm (1-1/4in) OP: ø34mm(1-11/32in)

  • Max. Headstock Stroke

    STANDARD
    320mm (12-19/32in)

    WITH R.M.G.B UNIT
    286.5mm (11-9/32in)

    WITH N.G.B. UNIT
    Bar diameterx2.5 (Max. 80mm) (Max. 3-5/32in)

  • Tool

    NUMBER OF TOOLS
    6 tools

    TOOL SHANK
    16mm

  • 5-Spindle Sleeve Holder

    NUMBER OF TOOLS
    Front 5 tools
    Rear 5 tools

    MAX. DRILLING CAPABILITY
    ø13mm (33/64in)

    MAX. TAPPING CAPABILITY
    M12 x P1.75

  • Power Driven Attachment

    NUMBER OF TOOLS
    Cross milling 3 tools (ER20) + Cartridge type 2 positions
    Cross milling 4 tools (ER16) + Cartridge type 2 positions
    Cross milling 6 tools (ER16)

    MAX. DRILLING CAPABILITY
    ø10mm (25/64in)

    MAX. TAPPING CAPABILITY
    M8 x P1.25

    SPINDLE SPEED
    Cross milling: Max 6,000min -1
    Cartridge-type tool: Max 8,000min -1

    DRIVE MOTOR
    2.2kW (continuous) / 3.0kW (5min/30%ED)

  • Rapid Feed Rate

    35m/min (X1, X2, Y1, Z1, Z2), 24m/min (Y2) : type B only

  • Main Spindle Indexing Angle

    C-axis control

  • Main Spindle Speed

    Max. 8,000min -1

  • Main Spindle Motor

    7.5kW (continuous) / 11.0kW (10min./25%ED)

  • Coolant Tank Capacity

    275ℓ

  • Dimensions (W x D x H)

    2,690 x 1,345 x 1,780mm

  • Weight

    4,100kg

  • Power Consumption

    8.1kVA

  • Maximum Chucking Diameter

    ø32mm (1-1/4in) OP: ø34mm(1-11/32in)

  • Max. Length for Front Ejection

    125mm (4-59/64in)

  • Max. Part Projection Length

    45mm (1-49/64in)

  • UNIT ESPECIALLY FOR BACKWORKING*

    NUMBER OF TOOLS
    Type A – 6 tools
    Type B – 8 tools

    MAX. DRILLING CAPABILITY
    Stationary tool – ø13mm (33/64in)
    Power Driven tool – ø8mm (5/16in)

    MAX. TAPPING CAPABILITY
    Stationary tool – M10xP1.5
    Power Driven tool – M6xP1.0

    *Note: In order to use the rotary tool, the driven system for power-driven tool type B is needed (Type A).

  • Power-driven Attachment Spindle Speed

    Max. 6,000min -1

  • Power-driven Attachment Drive Motor

    1.0kW (continuous) / 1.2kW (5min./30%ED)

  • Sub-Spindle Indexing Angle

    C-axis control

  • Sub-Spindle Speed

    Max. 8,000min-1

  • Sub-Spindle Motor

    3.7kW (continuous) / 5.5kW (10min/40%ED)

  1. CNC Unit FANUC 32i-B
  2. Operation panel 10.4 inch color LCD display
  3. Manual pulse generator
  4. Pneumatic Unit
  5. Hydraulic Unit
  6. Coolant Level Detector
  7. Automatic centralized lubrication unit
  8. Door interlock system
  9. C’s contouring control (main/sub)
  10. Spindle clamp unit (main/sub)
  11. Spindle cooling unit
  12. Revolving guide bush unit
  13. Drive unit for revolving guide bush
  14. Air purge for revolving guide bush
  15. Main/Sub collet
  16. 6-station tool holder – 16mm
  17. Cross drilling unit (Cartridge type – 5-spindle/6-spindle, special tool for cross drilling unit – 6-spindle)
  18. 5-spindle sleeve holder
  19. Broken cutoff tool detector
  20. Backworking attachment
  21. Back 6-spindle unit (Type A)
  22. 8-Spindle backworking unit with Y-axis control function (Type B)
  23. Drive unit for power-driven – 8-spindle backworking unit (Type B)
  24. Sub spindle air purge unit
  25. Parts conveyor
  26. Work light
  27. Leakage breaker
  1. Coolant flow detector
  2. Water removal unit
  3. Oil mist filter
  4. Beacon
  5. Main spindle inner tube
  6. Rotary magic guide bush unit
  7. Non-guide bush type
  8. Feed arrow steady rest
  9. Drive unit for power-driven attachment B (Type A only)
  10. Parts ejector (spring type)
  11. Parts ejector (air cylinder type)
  12. Parts ejector with guide tube
  13. Parts stopper unit
  14. Coolant unit (6.9MPa/2.5MPa/0.7MPa)
  15. Coolant unit signal cable
  16. Coolant unit power cable
  17. Coolant valve
  18. Coolant pipings
  19. Automatic bar feeder interface
  20. LAN/RS232C interface
  21. Transformer

SR-32JIII

Discover the power of the SR-32JIII Type A/B CNC Swiss-type Automatic Lathe! Download our brochure to learn about its features and specifications. If you have questions or need more info, just submit your request, and our team will help you. Elevate your production with the SR-32JIII Type A/B !

How Can the SR-32JIII Type A/B Improve Your Machining Process?

Process

The SR-32JIII Type A/B CNC Swiss-Type Automatic Lathe can significantly improve your machining process by offering unmatched precision, flexibility, and efficiency. With a maximum machining diameter of 32mm (extendable to 34mm) and the ability to work with or without a guide bushing, the SR-32JIII adapts to a variety of part sizes and materials, making it highly versatile. Its slanted guide way and rigid construction ensure stability, allowing for extended continuous machining with superior accuracy and consistency, even during long production runs.

The 8-station backworking unit with Y-axis control (Type B) enables simultaneous machining on multiple axes, reducing cycle times and enhancing productivity. With high-speed cross milling of up to 8,000 RPM and advanced C-axis control on both the main and sub spindles, the machine handles complex operations with ease, minimizing the need for multiple setups and increasing throughput.

Additionally, its powerful 7.5kW main spindle motor and 5.5kW sub-spindle motor provide the necessary torque and speed to handle challenging materials and operations. The 275ℓ coolant tank ensures efficient cooling, allowing the machine to maintain peak performance for longer periods, extending tool life and reducing downtime.

SR-32JIII Type A/B CNC Swiss Lathe

By integrating these advanced features, the SR-32JIII Type A/B not only improves machining precision but also maximizes productivity, making it an ideal solution for industries requiring high-quality, high-volume part production. To see how the SR-32JIII Type A/B can enhance your production process, contact us for a custom quote today and let our specialists help you find the perfect solution for your specific needs.

Why Choose Star Swiss-Style Lathes?

Star CNC Machine Tool Corp., a division of Star Micronics Co., Ltd. of Japan, is a global leader in Swiss-type turning machines, known for producing small, complex, and precise metal components. Since 1948, Star CNC has delivered reliable, high-performance lathes that excel in both high-volume production and intricate part fabrication.

Their mission is to develop fast, efficient, and robust machines that meet the demands of today’s 24/7 production environments, with a focus on ergonomics, safety, and environmentally-friendly operations.

AMT Machine Tools Ltd. is the Canadian distributor of Star CNC, offering full access to their advanced lathes and comprehensive support. Explore our Star Swiss-style lathe page or contact us for more information.

Frequently Asked Questions about the SR-32JIII Type A/B CNC Swiss Lathe

FAQ

The SR-32JIII Type A/B CNC Swiss-type Automatic Lathe is a highly effective machine that enhances machining processes through its precision, speed, and versatility. To help you better understand the capabilities and features of this machine, we have compiled a comprehensive list of frequently asked questions. These FAQs are designed to provide you with in-depth insights into how the SR-32JIII can optimize your production process, the types of parts it can produce, and the unique advantages it offers. If you need more information or have specific inquiries, please feel free to contact us for personalized support. 

What are the key differences between the SR-32JIII Type A and Type B?

The primary differences between the SR-32JIII Type A and Type B lie in their backworking attachments and tool capacities. Type A features a 6-tool backworking unit, while Type B is equipped with an 8-tool backworking unit and an additional Y-axis control function. This makes Type B more suitable for complex machining tasks that require additional tooling and flexibility.

The SR-32JIII’s modular design significantly enhances its performance by providing increased rigidity and stability, which ensures consistent quality over extended periods of continuous production. This design also allows for versatile machining capabilities, reducing cycle times and increasing productivity. The slanted guideways and dovetail slide ways on multiple axes further improve the machine’s accuracy and stability.

The SR-32JIII is capable of machining a wide variety of parts, including small diameter cylindrical bar stock into complex, high-precision components such as small pins, shafts, and screws. It can handle parts with a maximum diameter of ø32mm (1-1/4in) and a headstock stroke of 320mm (12-19/32in), making it suitable for a broad range of machining tasks. Contact our specialist for more technical details.

The SR-32JIII’s rigidity is a key factor in its accuracy. The machine’s rigid construction minimizes vibrations and deflections during the machining process, ensuring stable production even during extended runs. This results in precise and consistent part production, meeting the required specifications and quality standards. The adoption of dovetail slide ways on multiple axes further enhances this rigidity. Did you download CNC Swiss type automatic lathe brochure

The ability to switch between guide bush and non-guide bush modes offers significant versatility and adaptability. This feature allows manufacturers to effortlessly adapt to various production needs, providing the flexibility to choose the most suitable mode based on specific machining requirements. This adaptability is particularly beneficial for operations that require frequent changes in production setups.