Twin-Spindle CNC Mill-Turn Machine for Precision Part Machining

Product Overview

This 16-station electric spindle CNC turning and milling composite machine is engineered as a high-performance solution for ultra-precision machining CNC applications. By leveraging advanced dual-spindle technology and multi-axis coordination, it efficiently handles complex machining tasks with exceptional accuracy and repeatability.

Equipped with the FANUC Oi-TF CNC system—a proven benchmark in industrial automation—this machine excels in producing high-precision components for aerospace machining CNC, medical device manufacturing CNC, and automotive parts machining CNC. Its ability to process both large workpieces and intricate components makes it suitable for a wide range of precision manufacturing scenarios.

The high-speed operation of the main and sub-spindles, combined with a rigid 16-station turret, eliminates the

need for multiple setups and secondary operations. This significantly shortens production cycles while maintaining stable, reliable machining performance in high-volume, high-precision production environments.

Product Specifications

CNC Control & Core Capabilities

CNC Control System:FANUC Oi-TF — ensures seamless synchronization between spindle movements, tool changes, and axis travel, delivering reliable and error-free performance essential for ultra-precision machining CNC.

・ Max. Swing Diameter: Accommodates large‑diameter workpieces with consistent stability.

・ Main Spindle Machining Diameter: Designed for substantial turning operations and heavy‑duty part machining.

・ Sub-Spindle Machining Diameter: Enables secondary operations without the need for workpiece repositioning.

Spindle Performance

The dual-spindle system is engineered to balance high rotational speed with exceptional precision. Both the main spindle (A2-6) and sub-spindle (A2-5) utilize electric spindle designs that minimize vibration and ensure long-term stability—critical for medical device manufacturing CNC and other applications requiring tight tolerances.

Moderate through-hole diameters facilitate efficient material feeding and chip evacuation, while multiple hollow chuck configurations provide secure clamping even during high-speed machining. This configuration supports stable performance across a wide range of materials commonly used in aerospace machining CNC and automotive applications.

Turret & Tooling

Tool Capacity：Features multiple tool stations to support a wide array of cutting tools, enabling continuous and uninterrupted machining operations.

External Tool Holder: Compatible with standard-sized tool holders for easy integration with common tooling setups.

Internal Tool Holder: Accommodates larger-diameter tools, providing the capability for heavy-duty milling and deep-hole drilling.

Motor & Power

· Spindle / Sub-spindle Motor Power: Equipped with a high-power main motor and a robust sub-spindle configuration, delivering ample torque to effortlessly handle difficult-to-machine materials like titanium alloys and stainless steel.

· Milling Spindle Power: Features a dedicated milling spindle with sufficient power to reliably complete various precision milling tasks.

· Total Installed Power: Designed with high total power capacity to ensure stable output and performance even during multi-axis simultaneous machining and heavy-duty operations.

Design

The 16-station electric spindle CNC turning and milling center integrates durability and precision at its core. THK ball screws and guide rails, combined with Japanese-imported bearings, provide low friction, high rigidity, and long-term transmission accuracy—essential for ultra-precision machining CNC.

The dual-spindle configuration enables parallel machining of two workpieces, effectively doubling productivity while maintaining consistent accuracy. Its high-rigidity turret supports demanding milling operations on complex parts, while the compact footprint allows easy integration into modern production lines. The heavy-duty structure effectively suppresses vibration, ensuring stable performance during high-speed machining—making this machine a cornerstone for advanced medical device manufacturing CNC and aerospace precision production.

1. Component processing for semiconductor manufacturing equipment

Semiconductor production equipment (such as lithography machines, etching machines, thin film deposition equipment, etc.) requires a large number of high-precision, high-cleanliness components, and CNC machine tools are crucial in the manufacture of such components.

Reaction chambers and vacuum components: Processing high-temperature-resistant, corrosion-resistant metals (such as aluminium alloys, stainless steel) or ceramic chambers to ensure sealing and surface finish.

Precision fixtures and carriers: Fixtures used for wafer transfer and positioning require micron-level precision to prevent contamination or displacement.

Gas/liquid piping systems: Processing complex flow channels and interfaces to ensure leak-free operation and precise fluid control.

2. Moulds and components for packaging and testing processes

Lead frame moulds: Processing stamping moulds for lead frames used in chip packaging, where precision directly impacts pin alignment and electrical performance.

Heat sinks and substrates: Processing heat dissipation structures made of high-thermal-conductivity materials (such as copper, silicon carbide) to ensure chip heat dissipation efficiency.

Probe cards and test fixtures: Manufacturing precision probe card substrates for chip testing, requiring micron-level hole position accuracy.

Is customization available?

Yes. We have rich experience in custom processing and can provide flexible customization services from bed to processing parameters to appearance.

How can I choose the most suitable machines ?

Please tell me your specifications ,we can choose the best model for you,or you can choose the exact model.You can also send us the products drawing,we will choose the most suitable machines for you.

What is your standard package?

Our package is export standard plywood case with pallet.

Do you provide operator training?

Yes. We welcome your engineers or operators to have operator training at our site. And we are able to provide online technical support as well.