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GMC fixed beam CNC gantry milling equipped with milling, boring, drilling (drilling, expansion, hinge), tapping, countersink and other processing functions. Our CNC gantry machining center represents a pinnacle of structural rigidity and operational versatility for large-scale metalworking. Designed to handle demanding industrial tasks, this robust equipment integrates seamlessly into modern production lines to deliver consistent dimensional accuracy. By combining advanced control systems with a highly stable mechanical framework, our heavy-duty gantry milling solutions empower operators to tackle complex geometries and massive workpieces with remarkable efficiency and confidence.
Powerful cutting ability combined with excellent accuracy and performance makes milling and boring easy. This high-precision gantry mill leverages optimized spindle dynamics to maintain tight tolerances even during prolonged, aggressive material removal. Our equipment ensures that every pass delivers a superior surface finish, reducing the need for secondary operations and significantly boosting overall workshop productivity. Operators can rely on the consistent power delivery to process tough alloys and large-scale components without compromising on the final quality of the machined part.
The spindle head can be equipped with 90 side milling neck with oil pressure locking mode. For the different characteristics of customers, optional full closed-loop grating precision feedback system, tool center cooling function, ATC robot hand style, automatic work piece measurement, tool automatic measurement, 4-axis linkage processing and other functions, customers can enjoy excellent cost-effective configuration, Satisfied with the intimate products. This adaptability allows our fixed beam gantry machine to address multi-sided machining requirements within a single setup, drastically cutting down on workpiece handling time.
The machine bed, column, crossbeam, saddle and head stock are made of high-strength cast iron with resin sand modeling and reasonable reinforcement structure, with good rigidity and strong stability. This foundation effectively absorbs operational vibrations, ensuring that our gantry machining equipment maintains its geometric accuracy over years of continuous heavy-duty use. The symmetrical bridge-style framework minimizes thermal deformation, allowing the system to handle massive loads while protecting the delicate precision required for intricate tooling applications.
The main movement adopts wide speed control AC servo main motor, and ZF speed change is selected to make the main shaft output large torque at low speed, which is suitable for heavy cutting, and the constant power at high speed is suitable for finishing. This intelligent power distribution means our large part machining center effortlessly transitions between aggressive roughing passes and delicate final detailing. The dynamic responsiveness of the drive mechanism ensures optimal chip load, prolonging tool life and maximizing the overall return on your equipment investment.
Project | Unit | GMC1311 | GMC1614 | GMC2518 | GMC3018 | GMC3020 | GMC4022 | GMC4028 | GMC6028 | |
Table size | Max capacity | kg | 2000 | 3000 | 8000 | 9000 | 10000 | 12000 | 18000 | 20000 |
X/Y/Z travel | mm | 1300/1100/500 | 1600/1450/500 | 2500/1800/1000 | 3000/2000/1000 | 3000/2200/1000 | 4000/2200/1000 | 4000/2800/1000 | 6000/2800/1000 | |
Gantry width | mm | 1200 | 1630 | 1800 | 1800 | 2000 | 2200 | 2800 | 2800 | |
Working table size | mm | 1300 × 1100 | 1600 × 1300 | 2500 × 1600 | 3000 × 1500 | 3000 × 1800 | 4000 × 1800 | 4000 × 2300 | 6000 × 2300 | |
T-shot number | No. | 7 | 7 | 9 | 7 | 9 | 9 | 11 | 11 | |
T-shot size/spacing | mm | 18/200 | 18/180 | 22/180 | 22/175 | 22/180 | 28/200 | 28/200 | 28/200 | |
Heavy Duty Cutting spindle | Drive mode ( optional ) | Belt | Belt | Belt/Gear | Belt/Gear | Belt/Gear | Gear | Belt/Gear | Belt/Gear | |
Spindle speed | rpm | 8000 | 10–6000 | 10–6000 | 10–6000 | 10–6000 | 10–6000 | 10–6000 | 10–6000 | |
Main motor power | kw | 11 | 11 | 15/18 | 15/18 | 15/18 | 15/18/22 | 15/18 | 22/26 | |
Distance from spindle nose to table | mm | 100–600 | 170–680 | 150–1150 | 465–1200 | 200–1200 | 380–1380 | 450–1400 | 450–1400 | |
Spindle taper and specifications | BT40/BT50 | BT40/BT50 | BT50 | BT50 | BT50 | BT50 | BT50 | BT50 | ||
Spindle diameter | mm | Φ150 | Φ150 | Φ190 | Φ190 | Φ190 | Φ190 | Φ190 | Φ190 | |
Feed drive | X/Y/Z Fast moving speed | m/min | 2010/10/10 | 2010/10/10 | 2010/10/10 | 2010/10/10 | 2010/10/10 | 2010/10/10 | 2010/10/10 | 2010/10/10 |
X/Y Line guide(roller column) | mm | 55(X-axis) 2 pieces | 55(X-axis) 2 pieces | |||||||
45(Y-axis) 2 pieces | 55(Y-axis) 2 pieces | |||||||||
X/Y/ZBallscrew diameter(ball) | mm | 40/30/30 | 50/40/40 | 63/50/50 | 63/50/50 | 63/50/50 | 80/63/63 | 80/63/50 | 100/80/63 | |
Accuracy | Positioning accuracy | mm | 0.008 | 0.008 | 0.018 | 0.018 | 0.015 | 0.015 | 0.015 | 0.014 |
Repeat accuracy | mm | 0.005 | 0.006 | 0.01 | 0.01 | 0.008 | 0.01 | 0.01 | 0.01 | |
ATC（optional） | 24/32/40 Manipulator ATC | |||||||||
CNC controller | KND/SYNTEC/FANUC/MITSUBISHI/SIEMENS | |||||||||
Net weight | T | 9 | 13 | 23 | 25 | 27 | 43 | 51 | 75 | |
The product specifications and configuration of the leading domestic product structure and technology is mature product quality and stability, machine torque, fast response characteristics, suitable for automotive, mold, aerospace packaging, hardware and other mechanical processing needs. Within the transportation sector, our multi-axis gantry machine excels at crafting large chassis components and engine blocks with exacting repeatability. Heavy industry manufacturers utilize the expansive work envelope to shape complex structural elements, while mold makers appreciate the thermal stability that guarantees flawless surface profiles on massive injection dies.
Selecting our equipment means investing in a foundation of reliability and continuous technological innovation tailored to your workflow. We prioritize the development of machines that offer an ideal balance of raw cutting power and meticulous operational control, ensuring your production facility remains highly competitive. Every unit undergoes rigorous quality assurance protocols to verify that it meets the highest standards of durability and dimensional precision. By integrating customer-focused modular options, we deliver professional machining solutions that adapt effortlessly to your evolving manufacturing challenges and facility requirements.
Our equipment is highly capable of processing a diverse range of materials, including tough steel alloys, cast iron, aluminum, and various composite materials commonly used in heavy industries.
Yes, we offer multiple optional configurations such as tool center cooling, automatic workpiece measurement, and 4-axis linkage processing to match your precise production workflow.
The bed, columns, and crossbeam utilize high-strength cast iron with resin sand modeling, providing exceptional vibration dampening and thermal stability during aggressive material removal.
We offer an optional ATC robot hand style configuration, which significantly reduces downtime and streamlines complex, multi-tool machining operations for large workpieces.
