High-Precision CNC Flow Drilling and Tapping Machine
Industrial Thermal Friction Drilling & Multi-Process CNC Center for Mass Production Efficiency
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Features
Integrated Flowdrill & Tapping: Forms thick extruded threaded bosses and rigid-taps thin-wall tubing in seconds.
Zero Rivet Nuts & Weld Fasteners: Eliminates loose hardware risk, weld spatter, and secondary manual assembly costs.
Heavy Structural Profile Machining: Easily drills and taps structural steel, aluminum extrusions, and cooling manifolds.
High-Speed 24,000 RPM Spindle: High-RPM BT30/BT40 spindle generates instantaneous friction heat with smooth feed control.
Strict Quality & Precision Control: Calibrated with API laser interferometer ensuring sub±0.02mm positioning repeatability.
In-Depth Engineering Description & Technical Overview
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Executive Overview
The DUOMI DHM-3030DT CNC Flow Drilling and Tapping Machine combines high-speed spindle performance with precision thermal friction drilling technology. Designed for demanding B2B metal fabrication, this multi-process machining center integrates flow drilling, thread tapping, chamfering, and milling in a single clamping setup. By utilizing friction-generated heat to form drawn bushings in thin-walled tubing and sheet metal, it eliminates the need for weld nuts or press inserts while providing superior thread strength.
Key Operational Benefits & Engineering Solutions
1. Superior Production Efficiency & Multi-Process Integration
- Single-Setup Processing: Consolidates drilling, flow drilling, tapping, chamfering, and milling into one automated cycle, reducing machine setup times by up to 65%.
- High-Speed Axis & Spindle: Features variable spindle speeds up to 24,000 RPM and rapid travel speeds up to 60m/min on the X-axis (25m/min on Y/Z), delivering rapid cycle execution.
- Automation Ready: Supports Automatic Tool Changers (ATC), water-jet cutting cooling, and robotic loading systems for continuous 24/7 manufacturing.
2. Multi-Axis Thermal Friction Drilling on Complex Workpieces
- Multi-Axis Linkage: Offers 3-axis standard stroke (X: 3000mm, Y: 300mm, Z: 200mm) with optional 4-axis or 5-axis linkage for complex angled surfaces and structural frames.
- Flexible CAD/CAM Integration: Direct CAD file import simplifies programming for intricate hole patterns and irregular profiles, such as electric vehicle steel frames and aluminum extrusions.
- Precision Fixturing: Features guide rail pneumatic clamping systems for multi-station continuous operation without stopping for material changes.
3. Industry-Leading Precision (0.2% Defect Rate)
- Micron-Level Tolerances: Delivers a repeated positioning accuracy of ±0.02mm, ensuring strict hole pitch and depth repeatability.
- Proven ROI: Field data from automotive cylinder head manufacturing demonstrated a reduction in machining defect rate from 8.0% down to 0.2%, yielding substantial material cost savings.
4. Reduced Labor Reliance & Simplified Controls
- Graphical Control Interface: Intuitive CNC programming allows operators to manage multiple units simultaneously, cutting labor requirements by up to 50%.
- Unmanned Operation Capability: Integrated signal interfaces enable seamless connection with external industrial robots for fully automated workflows.
Target Industry Applications
- Automotive & Transportation: Engine blocks, gearboxes, chassis frames, and mobility electric vehicle steel frames.
- Long Structural Profiles: Aluminum architectural channels, steel frames, and long profile thermal drilling.
- HVAC & Fluid Systems: Thin-wall manifold piping, heat exchangers, and copper/brass valve bodies.
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 | DHM-3030DT flow drilling and tapping machine |
| XYZ three-axis machining stroke | X 3000mm, Y 300mm, Z 200mm |
| Spindle speed | 100~24000rpm (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 | 1~12mm |
| Tapping diameter range | M2~M12 |
| Chamfer range | 1~20mm |
| Tool magazine | Manual tool change |
| Repeated positioning accuracy | ±0.02mm |
| Table size | 3000mm x 280mm |
| 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. 2000KG |
| Floor space | 4500mm x 1500mm 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 materials can be processed with the DUOMI CNC flow drilling and tapping machine?
What is the machining positioning accuracy and tolerance standard?
What hole and thread sizes are supported by model DHM-3030DT?
How does flow drilling (thermal friction drilling) differ from conventional drilling?
Can this machine be integrated with automated robotic loading systems?
What programming formats and CAD inputs are supported?
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