High-Precision 5-Axis CNC Drilling & Tapping Machine for Stainless Steel Flange Seals
Engineered for complex multi-angle drilling, high-speed tapping, and automated B2B manufacturing efficiency.
💡 Our CNC drilling and tapping machines support custom non-standard designs, machine color customization, and OEM branding. Start now to purchase and customize your own equipment, please contact us.
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Features
5-Axis Multi-Angle Linkage: Simultaneous XYZ + AB rotary-tilt axes machine complex 3D curved surfaces and angled holes.
Flange & Piston Hole Machining: Accurately drills inclined lubrication ports, sealing grooves, and multi-angle face holes.
Zero-Backlash Harmonic Drives: High-precision harmonic reducers provide sub-arcminute angular positioning accuracy.
Compact Multi-Machine Cell: High-density footprint enables a single operator to manage multiple production units simultaneously.
In-Depth Engineering Description & Technical Overview
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High-Efficiency 5-Axis CNC Machining for Industrial Components
The DUOMI DNC-640 5-Axis CNC Drilling and Tapping Machine is an advanced manufacturing solution designed specifically for precision engineering on tough materials like stainless steel, brass, and aluminum alloys. Featuring dynamic 5-axis linkage (XYZAB), high-speed spindles up to 60,000 RPM, and repeat positioning accuracy within ±0.02mm, this machine dramatically shortens cycle times while eliminating human error.
Whether machining complex stainless steel flange seals, automotive engine pistons, or gas burner fire covers, the DNC-640 delivers single-setup multi-process execution (drilling, tapping, chamfering, and milling).
Key Benefits & Production Performance
1. Multi-Process Single-Setup Integration
- Reduced Machine Switching: Execute drilling, tapping, chamfering, and milling in a single clamping setup.
- Rapid Axis Speeds: X-axis rapid traverse reaches up to 60m/min, while Y and Z axes operate at 25m/min, delivering up to 40% cycle-time reductions.
- Spindle Flexibility: Variable spindle power options (0.55kW to 3.0kW) paired with ER20 taper holes to accommodate micro-drilling from 0.15mm to 16mm.
2. Complex Multi-Angle Surface Machining
- Full 360° A-Axis & 180° B-Axis Linkage: Driven by high-precision harmonic reducers and servo motors for smooth surface positioning.
- CAD/CAM Compatibility: Supports direct CAD file imports, macro computer programming, or manual input for rapid prototyping and mass production.
3. Reduced Defect Rates & Material Waste
- 0.2% Target Defect Rate: In automotive cylinder oil passage hole tests, transitioning to DUOMI CNC lowered component scrap rates from 8% to 0.2%, yielding substantial annual savings in raw materials.
- Rigid Base Frame: Compact 600kg footprint minimizes operational vibration, ensuring thread uniformity and tool longevity.
4. Automated & Unmanned 24/7 Operations
- Row Tool Magazine & ATC: Supports manual or fast pneumatic tool changes for smooth multi-aperture machining.
- Automation-Ready Interface: Integrates seamlessly with robotic arm loading systems for full round-the-clock unmanned production.
Primary Industrial Applications
- Fluid Control & Valves: Stainless steel flange seals, valve bodies, and high-pressure pipe fittings.
- Automotive Components: Piston gear oil injection holes, cylinder head fluid lines, and complex bracketry.
- Burners & Heating Elements: Multi-angle hole arrays in copper fire covers and gas stove burner heads.
- Aerospace & Medical Parts: Precision multi-inclined surface drilling in titanium, platinum, and alloy steels.
Compliance and Custom Engineering
Every DUOMI CNC machine is manufactured under strict quality management systems aligned with ISO 9001 and international CE electrical standards. We offer full OEM customization, color matching, special fixture design, and tailored stroke extensions.
Purchase & Delivery Guarantees
Direct Factory Assurance — Built, Tested, and Supported from Dongguan to Your Shop Floor
Runs on Your System
Standard GSK control (100% Fanuc G-code compatible) or optional Mitsubishi/Siemens. Direct CAD file import for code-free toolpath generation.
Factory Video FAT
Live drilling/tapping tests on your actual workpiece recorded before dispatch. Final 50% balance payment is paid only after your video approval.
40-Day Build & Rugged Crate
Guaranteed maximum 40-day manufacturing cycle. Sealed in anti-rust vacuum aluminum foil and bolted in fumigation-free timber crates (EXW/FOB/CIF).
Direct Engineer Care
Direct 1-on-1 WhatsApp group with your machine's build engineers, 12-month full warranty, and critical replacement parts dispatched via DHL within 24–48h.
Every DUOMI machine is built under a transparent 13-step factory production & responsibility chain.
Parameters
Download Technical Brochure| Model | DNC-640 five-axis |
| XYZAB three-axis machining stroke | X3000mm, Y100mm, Z100mm, A360°, B180° |
| Spindle speed | 1000~60000rpm (Can be selected according to demand) |
| Spindle taper hole | ER20 |
| Spindle power | 0.55-3.0KW |
| X axis moving speed | 30m/min~60m/min |
| Y axis moving speed | 25m/min |
| Z axis moving speed | 25m/min |
| Drilling diameter range | 0.15~16mm |
| Tool magazine | Manual tool change / pneumatic press tool change |
| Repeated positioning accuracy | ±0.02mm |
| Programming mode | CAD file import / computer programming / manual programming |
| System program storage capacity | About 10,000 |
| System external signal control | Support |
| Operating voltage | AC 220V/50HZ |
| Machine weight | Approx. 600KG |
| Floor space | 1200mm x 1000mm x 1700mm |
Machining Samples
Real parts processed by our machines
Frequently Asked Questions
We “only” do drilling & tapping. Why do customers still choose Duomi over general-purpose CNC machines?
What does “Your part defines the solution” mean in practice?
What is the repeat positioning accuracy of the DNC-640 5-axis CNC drilling machine?
Which materials can be drilled and tapped on this machine?
What spindle speeds and power configurations are supported?
How does 5-axis linkage improve flange seal and burner cap processing?
Does the DNC-640 support automated loading and custom tool magazines?
What CAD/CAM file formats are compatible with the controller?
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