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High Precision CNC Lathe Metal Processing Milling Machine - China Suppliers Factory with Advanced Features

The GD4640 Composite Machine stands out as a leading solution for precision machining, designed with an integrated slant body that enhances chip discharging efficiency. This advanced machine features a 12-station turret, offering ample positions for both standard tools and power-driven tools. Built from a single, high-quality material, it boasts reinforced internal ribs that significantly improve rigidity, while the Z-axis drive extends up to 350mm for versatile operations. Locating the spindle close to the machine's front allows for swift tool changes, minimizing downtime. Furthermore, the innovative spindle indexing system employs a non-contact double feedback mechanism, ensuring high resolution and rapid responses. Enhanced with hydraulic locking, this system facilitates high-speed rotation and indexing, achieving exceptional positioning accuracy. As a premier product from trusted suppliers in China, the GD4640 Composite Machine exemplifies top-tier engineering from a reliable factory, perfect for modern manufacturing needs.

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    Technology Parameter

    Parameter SPECIFICATIONS Units Value
    Machining Capacity Maximum turning diameter over bed mm 450
    Maximum turning diameter over turret mm 200
    Maximum machining length mm 300
    Maximum machining bar diameter mm 45
    Diameter of spindle bore mm 56
    Maximum stroke of X/Z mm 800/400
    Spindle maximum spindle speed r/min 4000
    Power System Spindle Motor kw 5.5
    Cutting fluid pump motor kw 0.9
    Hydraulic pump motor kw 0.75
    X/Z drive motor kw 1.7kw(GSK original)
    Tool Post Height of rectangular tool shank section mm 20
    Precision Repeat Positioning accuracy mm <0.005
    Machining accuracy mm <0.005
    Spindle beat mm <0.005
    Tailstock Movement / /
    Diameter of sleeve / /
    Taper of sleeve / /
    Sleeve movement / /
    Feed Velocity Fast Feed velocity m/min X:20/Z:20
    Other Power supply power KVA 7.5
    Machine weight kg 2500
    Machine Size mm 2200X1600X1900

    Product Description

    CNC Turning and Millin (2)
    CNC Turning and Millin (3)

    GSK CNC Control System

    The machine is equipped with a GSK CNC control system, a high-performance and reliable numerical control unit widely used in precision machining. The GSK system supports multi-axis interpolation, high-speed processing, and advanced programming capabilities, including ISO-standard G-code and user-friendly conversational programming. Its intuitive touchscreen interface allows for easy operation, real-time monitoring, and quick parameter adjustments. The system also features built-in diagnostic tools, error detection, and customizable macros to optimize complex machining tasks. With stable performance and compatibility with various machine configurations, the GSK CNC ensures high accuracy and productivity.

    CNC Turning and Millin (4)

    Hydraulic Clamping with Collet

    The machine incorporates a hydraulic clamping system for secure and efficient workpiece holding. The collet chuck provides strong gripping force and excellent concentricity, ensuring minimal runout during high-speed operations. The hydraulic mechanism enables fast and consistent clamping, reducing setup time and improving workflow efficiency. The hydraulic system is designed for durability, with adjustable pressure settings to accommodate different materials and machining requirements.

    CNC Turning and Millin (5)

    12-Station Power Tool Turret with Optional Y-Axis

    A 12-station power tool turret is integrated for automatic tool changes, significantly reducing downtime in multi-operation machining. Each station can hold various cutting tools (e.g., drills, taps, end mills), allowing complex parts to be completed in a single setup. The turret is optionally equipped with a Y-axis, expanding machining capabilities for off-center operations, contouring, and milling tasks. This flexibility makes the machine suitable for intricate components that require both turning and milling operations. The turret’s robust design ensures quick indexing and high repeatability for precision machining.

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    Screw Lead and Linear Guide Rail

    The machine utilizes precision ball screw leads for accurate motion transmission in the X, Y, and Z axes, minimizing backlash and ensuring smooth movement. Combined with high-rigidity linear guide rails, this setup provides excellent stability, reduced friction, and long-term wear resistance. The linear guides enhance dynamic performance, allowing high-speed machining while maintaining tight tolerances (±0.005mm or better). This combination is ideal for applications requiring repeatability, fine surface finishes, and heavy-duty cutting operations.

    CNC Turning and Millin (8)

    Spindle with Servo Motor

    The machine features a high-performance spindle driven by a servo motor, ensuring precise speed control, high torque, and rapid acceleration. Unlike traditional belt-driven spindles, the servo motor provides direct power transmission, reducing energy loss and improving efficiency. The spindle supports a wide speed range (adjustable via CNC programming) and is equipped with automatic tool clamping and cooling systems to maintain thermal stability during prolonged use. This setup is ideal for both heavy-duty machining and high-speed finishing operations.

    CNC Turning and Millin (1)

    Separated Electric Distribution Cabinet

    The machine includes a separated electrical cabinet, isolating sensitive control components from heat, dust, and vibrations generated during machining. This design enhances system reliability and extends the lifespan of electrical parts. The cabinet features efficient cooling (fans or air conditioning) to prevent overheating and ensure stable operation. Additionally, the separation allows for easier maintenance and troubleshooting, as all wiring, PLCs, and servo drives are neatly organized and accessible.

    Frequently Asked Questions

    What CNC control system does this machine use?

    The machine is equipped with a high-performance GSK CNC control system, which supports multi-axis interpolation, high-speed processing, ISO-standard G-code, and conversational programming with an intuitive touchscreen interface.

    What are the benefits of the hydraulic clamping system?

    The hydraulic clamping system with a collet chuck provides strong gripping force and excellent concentricity. This minimizes runout during high-speed operations and allows for fast, consistent clamping to reduce setup times.

    Can the tool turret handle both turning and milling operations?

    Yes. The machine features a 12-station power tool turret that can be optionally equipped with a Y-axis. This configuration enables off-center operations, contouring, and milling tasks to complete complex parts in a single setup.

    What is the machining and positioning accuracy of the machine?

    The machine achieves high-precision performance with a repeat positioning accuracy, overall machining accuracy, and spindle beat of less than 0.005 mm.

    Why is the electrical distribution cabinet separated?

    The separated cabinet design isolates sensitive electrical components from the heat, dust, and vibrations generated during machining. This improves system reliability, extends the lifespan of components, and facilitates easier maintenance.

    What is the maximum spindle speed and motor power?

    The machine features a servo-driven spindle with a maximum speed of 4000 r/min, powered by a 5.5 kW spindle motor for precise speed control and high torque.

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