DN Solutions' Machining Solutions and specialized machining center

Tuesday - 14/07/2026 17:54

DN Solutions' ecosystem of machining solutions demonstrates a paradigm shift in integrating intelligent control technology, multitasking capabilities, and tooling optimization. These solutions not only resolve complex part geometries but also optimize cycle times and extend equipment service life.

Below are the core processing solutions analyzed across 4 aspects: Technical Specifications, Key Advantages, Applicable Machine Series, and Real-world Applications.
1️⃣. Gear Machining Solutions (INVO MILLING & SKIVING)
🔹Technical Specifications:
- INVO MILLING: Utilizes an InvoMilling cutter on a 5-axis machine to generate external gear profiles and splines across various modules using a single cutting tool.

- SKIVING (Power Skiving): Executes continuous cutting through high-precision, synchronized control between the worktable spindle (holding the workpiece) and the milling spindle (holding the tool).

🔹Key Advantages: Eliminates the need for dedicated gear machining equipment (hobbing and shaping machines). It significantly reduces setup times, tooling costs, and logistical overhead by completing the entire process on a single machine (Done-in-one).
🔹Applicable Machine Series: DVF Series (5-axis machining centers), VCF Series (vertical machining centers), and SMX Series (multitasking turn-mill centers).
🔹Real-world Applications: Internal/external gears and spline shafts utilized in automotive gearboxes, aerospace drivetrains, and general machinery engineering.

2️⃣. Advanced Turning Solutions (Free Turn & Hard Turning & Triple Offset)
🔹Technical Specifications:
- Free Turn: Controls the rotary motion of the spindle and utilizes a single cutting tool to generate multiple geometries, replacing the frequent tool changes required in conventional turning.

- Hard Turning: Employs ultra-hard cutting tools to directly turn heat-treated materials with hardness levels exceeding 45 HRC.

- Triple Offset Machining: Enables the machining of eccentric conical valve seats directly on standard lathes without requiring complex eccentric fixture designs.

🔹Key Advantages: Streamlines fixture setups, saves tool stations on the turret, and reduces operational complexity. Hard turning can substitute cylindrical grinding operations, thereby boosting productivity and lowering capital investment in grinding machines.
🔹Applicable Machine Series:
- Free Turn: SMX multitasking series.
- Hard Turning: Lynx 210/220/300 and Lynx 2100/2600 horizontal turning centers.
- Triple Offset: Most turning centers (Lynx, PUMA GT, PUMA 2100~8000, PUMA TT/TW/VTR) and the SMX series.
🔹Real-world Applications: Butterfly valves for the oil & gas/process industries, ultra-hard alloy steel drive shafts, complex stepped shafts for the energy sector, and medical devices.

3️⃣. Intelligent Contouring Solutions (Trochoidal Cut & Machining Inclined Surfaces)
🔹Technical Specifications:
- Trochoidal Cut: A built-in, macro-based cycle integrated into the controller that automatically interpolates a circular tool path to mill deep slots without requiring external CAM programming.

- Machining Inclined Surfaces: The machine automatically converts the machining coordinate system to orient the milling axis perpendicular to the steep sloped surfaces of the workpiece.

inclined surface machining through coordinate system conversion function

🔹Key Advantages: Optimizes tool load, extends end mill cutter life during deep slotting (Trochoidal), and simplifies shop-floor programming directly on the CNC controller.
🔹Applicable Machine Series:
- Trochoidal Cut: DBM, DCM F, HFP 1540, HM, NHP, DBC, DBD, DNM, DVF, and NHM series.
- Inclined Surfaces: PUMA mill-turn ecosystem (GT, 2100/2600/3100, 600/700/800 II, TT, TL, VTR, TW, VT).
🔹Real-world Applications: Large-scale aerospace aluminum structural frames (machined on the HFP 1540), manifold blocks, complex mold bases, and camshafts with inclined faces.

4️⃣. Thermal Control & Surface Optimization Solutions (Thermal Compensation & Condition Selection)
🔹Technical Specifications:
- Thermal Compensation: Deploys a network of thermal sensors combined with 5 interpolation algorithms (including smoothing functions) to analyze and compensate for the thermal displacement of the spindle and machine structure in real time.
- Condition Selection Function: Allows operators to utilize M-codes/R-codes to automatically adjust acceleration, deceleration, and contour tolerances—prioritizing speed (for roughing) or surface finish (for finishing).

🔹Key Advantages: Completely eliminates dimensional errors caused by heat generation during high-speed operations (e.g., 30,000 rpm), delivering flawless mold surface finishes that eliminate the need for manual post-process polishing.
🔹Applicable Machine Series: Premium vertical/horizontal machining centers and 5-axis machines such as the DHF 8000, DBM, DCM F series,HFP 1540 series,HM series,NHM series,NHP series,BM series,DNM series,VM series,Mynx Ⅱ series.
🔹Real-world Applications: Titanium integrally bladed rotors (Blisks), aircraft engine casings, high-gloss plastic injection mold cores, and electric vehicle (EV) components.

5️⃣. Hard Materials Machining Solutions – Ceramic Package
🔹 Technical Specifications: A comprehensive protective package that includes ballscrew covers, double wipers for LM (Linear Motion) guide rails, a ring-type flood coolant system, and worktable splash guards to withstand the abrasive nature of ceramic dust.

🔹Key Advantages: Absolute prevention of ultra-fine dust and abrasive hard chips from penetrating the drive systems (ballscrews, guide rails), maintaining linear axis accuracy and extending spindle service life.
🔹 Applicable Machine Series: VX 6500C specialized machining center.
🔹Real-world Applications: Machining of highly heat-resistant, high-hardness materials specific to the semiconductor industry, such as Si (Silicon), SiC (Silicon carbide), Aluminum oxide, and Quartz.

6️⃣ 5-Axis Machine Turning Function
❇️ Technical Specifications: Integrates a turning function into 5-axis milling machines.

💎Key Advantages: Provides rotary functionality for 5-axis machines to perform complex processes. Supports handling complex machining processes on a single device.
📌Application Series: DVF series.
🔷Actual Products: Parts with complex shapes requiring a combination of milling and turning.

7️⃣ CS TURN-CUT
❇️Technical Specifications:
Machining solutions for turning internal and external diameters with lathe tools on NHP Series machines. A machining solution for turning by synchronizing the spindle C axis with an arc feed

💎Key Advantages:
CS TURN-CUT allows machining complex shapes directly on the machining center without the need for special tools.
The solution supports the following operations:
- Turning inner and outer diameters (Turning Inner/Outer).
- Grooving inner and outer grooves (Grooving Inner/Outer).
- Facing/Face turning.
📌Application Series: NHP series .
🔷Actual Products: A top choice for manufacturers specializing in machining small to medium-sized parts and components: Cylinder blocks, ABS valve assemblies (ABS block, Gearbox/Clutch housing, Valve blocks/Hydraulic component assemblies).

See more details here: MACHINING SOLUTIONS

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