Five Axis CNC Milling Machine
VDU650
The VDU650 is a 5-axis vertical machining center independently developed by General Technology Group Dalian Machine Tool Co., Ltd. based on a modular, standardized, and serialized approach. This machine tool employs an improved gantry-type three-coordinate structure, combined with a dual-axis compound rotary table, to achieve 5-axis simultaneous machining. Finite element analysis methods are used in the design, along with a focus on center-driven and lightweight design principles. This approach enhances the machine tool's rigidity within a compact structure, while also improving its dynamic performance. The maximum rapid traverse speeds for the X, Y, and Z linear axes can reach 60m/min. The rotary table offers two options: mechanical transmission or torque motor direct drive. The main spindle can be equipped with either a direct-drive spindle or an electric spindle, and tool magazine capacities of 20, 30, 40, 50, and 60 are available for selection. The machine features rapid response, high processing efficiency, smooth chip evacuation, and excellent cost-effectiveness. It is suitable for complex spatial surface machining and spatial angle positioning machining, especially for parts like impellers and blades. The machine is equipped with both domestic and foreign 5-axis CNC systems to achieve 5-axis simultaneous movement, meeting the demands of complex spatial surface machining.
Machine Features:
1. During the design process, finite element analysis is employed to make the structure more rational, ensuring the machine's rigidity.
2.The main body of the machine tool features an improved gantry-type three-coordinate structure: the integrated bed design enhances structural stability. A triangular crossbeam is positioned above the bed using a three-point support approach, ensuring beam anti-deformation capability. The lightweight design and center-driven structure provide an ideal foundation for achieving rapid feeds of up to 60m/min.
3.The three linear axes are positioned above the work area, improving chip evacuation performance and reducing failure rates.
4.Linear axes come standard with roller guide rails, with the option to upgrade to closed-loop optical scales for increased precision.
5.The dual-axis compound rotary table is installed below the left and right walls at the front end of the base. The rotating axis is relatively independent of the linear axes, providing the tools with independent dynamic performance and convenience for programming and machining.
6.The standard compound rotary table employs a large reduction ratio worm gear and worm drive mechanism for high-torque transmission, while the optional version uses torque motors for high-speed direct drive. Both rotary tables are equipped with high-precision thrust/radial bearings and rotary encoders, enabling closed-loop control of the A and C axes and ensuring high-precision angle control.
7.The standard spindle is directly connected to the servo motor via a high-torque flexible coupling, and an optional high-speed electric spindle is available.
8.The tool changer is integrated with the machine body, saving space. Tool movement in three axes exhibits independent dynamic characteristics.
9.The elevating automatic chip removal device is positioned under the base for rear chip removal, effectively reducing the machine's footprint.
10.The machine's design incorporates ergonomic principles, offering user-friendly operation and easy maintenance.
| Specification | Unit | VDU650 |
| Work table size | mm | Φ650 |
| Max.load | Kg | 600 |
| Clamping area | mm | Φ800X500 |
| T-slots (numbers*width* centre distance) | 5X18X45° | |
| Table indexing (A axis x C axis) | 士130°X360° | |
| Rotating speed(A/C axis) | rpm | 15/30 |
| X/Y/Z axis travel | mm | 650/650/500 |
| X/Y/Z axis guideway type | Linear roller guideway | |
| Distance from spindle nose to table | mm | 150 ~ 650 |
| X/Y/Z axis rapid traverse | m/min | 45/45/45(OP:60/60/60) |
| Max. Cutting feedrate | m/min | 30 |
| Spindle type | Direct drive spindle | |
| Spindle motor power | kw | 8 |
| Spindle motor torque | N.m | 44 |
| Max. spindle speed | rpm | 12000(Opt:15000) |
| Tool magazine capacity | 20T Spindle direct take type Opt:30T/40T/50T/60T |
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| Tool shank type | HSK-A63 | |
| Max.tool weight | kg | 8 |
| Maxtool diameter(w/o adjacent tools) | mm | Φ76 (Φ125) |
| Maxtool length | mm | 300 |
| X/Y/Z axis positioning accuracy | mm | 0.008 |
| XY/Z axis repeatability accuracy | mm | 0.005 |
| A/C axis positioning accuracy | inch | 10"(A)、8"(C) |
| A/C axis repeatability accuracy | inch | 4"(A)、3"(C) |
| CNC controller | SIEMENS ONE | |
| Machine dimensions(L×W×H) | mm | 5300×2600×3235 |
| Machine weight | kg | 15000 |

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