Gantry Machining Center GMC40500FMD - High Precision from Trusted China Suppliers and Factory
Product Overview
The GMC40500fmd Double Gantry Moving Column Gantry Machining Center is one of the premium gantry machining center series products independently developed by our company.
The basic structure of this machine tool is a fixed-beam gantry frame with a stationary worktable. The gantry frame moves to complete the X-axis feed. Two gantry frames are arranged in the same direction along the X-axis (with the two gantries oriented in parallel), each equipped with independent Y/Z axes and spindle systems, controlled by two separate CNC systems. This allows for independent control of the two gantry frames. Safety interlock switches are installed between the two gantry frames to strictly control the minimum distance between them, ensuring safe and reliable operation.
The Y/Z axes on both gantry frames operate as follows: the sliding carriage moves laterally along the heavy-duty linear roller guide rail on the beam to complete the Y-axis feed; the ram moves vertically along the guide rail on the sliding carriage to complete the Z-axis feed. Under the control of their respective CNC systems, each can independently achieve three-axis three-linkage motion. The moving column CNC gantry milling machine with a moving gantry frame is a typical tool-moving machine tool, featuring advantages such as consistent moving component mass, relatively large workpiece weight, and a small floor space, making it a mainstream structural form for large machine tools.
The main characteristics of this machine tool are its super-large gantry frame, excellent rigidity, strong vibration absorption capacity, large machining range, good stability, and superior dynamic performance. The machine is capable of various machining functions, including milling, boring, drilling (drilling, reaming, tapping), threading, and spot-facing. It can be equipped with fully automatic right-angle milling heads, extension heads, universal angle heads, and other attachments, effectively expanding the machining range of the machine tool. Multiple hole systems and surfaces on a part can be machined in a single setup.
The structure and technology of this product are mature, and its quality is stable. It is suitable for various mechanical processing fields such as automotive, shipbuilding, printing, packaging, textiles, military, and mold manufacturing. The machine features high efficiency, high precision, and high rigidity, making it an ideal choice for high-efficiency, mass production of parts in enterprises.
Product Performance & Key Strengths
Preferred processing equipment for engineering machinery, rolling stock, mining equipment, turbines, ships, military, nuclear power, large-scale environmental protection equipment, and other heavy industrial sectors.
The gantry-moving CNC structure features fixed mass of moving parts, unrestricted workpiece weight capabilities, and a small structural footprint, establishing it as the mainstream form for large-scale machines.
Combined with a wide variety of spindle heads and tooling accessories, it substantially expands the working boundary and optimizes machining efficiency for seamless multi-face and multi-process tasks.
Realizes alternating machining of multiple working stations while simultaneously providing synchronous, high-efficiency machining for oversized workpieces with flexible switching across multiple modes.
System Configurations
Standard Configuration
- Industrial CNC Controller
- Heavy-Duty Spindle Gear Box
- X-axis Double Reading Head Optical Linear Scales
- Step Type Chip Conveyor + Elevating Chain & Flight Conveyor
Optional Configuration
- Siemens 828D CNC Controller
- Coolant Through Spindle (CTS)
- Germany ZF Gear Box / Italy BF Gear Box
- Automatic Right Angle Milling Head
Technical Specifications
| Main Specifications | Unit | GMC40500fmd | |
|---|---|---|---|
| X-axis Travel | mm | X₁: 45000 | X₂: 45000 |
| Y-axis Travel | mm | Y₁: 5500 | Y₂: 5500 |
| Z-axis Travel | mm | Z₁: 1500 | Z₂: 1500 |
| Distance from Spindle Nose to Table Surface | mm | 250 - 1750 | |
| Effective Passing Width of Gantry | mm | 5100 | |
| Max. Distance Between Two Gantries | mm | 50600 | |
| Worktable Size | mm | 50000 × 4000 | |
| Max. Table Load Capacity | T/m² | 15 | |
| T-Slot Size | mm | 36 | |
| Spindle Taper | -- | BT50 | |
| Max. Spindle Speed | rpm | 3000 | |
| Main Motor Power | KW | 37 / 45 | |
| Spindle Torque | N.m | 1570 / 1915 | |
| Ram Cross Section | mm | 500 × 500 | |
| Rapid Feed Speed (X / Y / Z) | mm/min | 8000 / 8000 / 8000 | |
| Cutting Feed Speed (X / Y / Z) | mm/min | 1-6000 / 1-6000 / 1-6000 | |
| Total Power Capacity | KVA | 200 | |
| Machine Weight | kg | 450000 | |
| Overall Dimensions (L × W × H) | mm | 65000 × 9200 × 7200 | |
Factory Tour
Exhibition
EMO Exhibition
Shanghai Exhibition
Beijing Exhibition
End User Use Scene
Frequently Asked Questions (FAQ)
What are the main advantages of the double gantry moving column structure?
The moving column design ensures a constant mass of moving components, provides an unrestricted workpiece loading weight on the stationary 50000×4000 mm table, and significantly reduces the required floor space compared to table-moving machines.
How do the two gantry frames operate together safely?
Each gantry is controlled by an independent CNC system with its own Y/Z axes and spindle. Safety interlock switches are built-in between the gantries to strictly maintain safe minimum distances during simultaneous or alternating machining operations.
What types of machining operations can the GMC40500fmd perform?
The machine executes comprehensive multi-face machining including milling, boring, drilling, reaming, tapping, threading, and spot-facing, completing multi-hole systems and complex surfaces in a single setup.
Which industries benefit most from this double gantry machining center?
It is engineered for heavy manufacturing sectors such as engineering machinery, shipbuilding, rolling stock, mining equipment, turbines, nuclear power, military defense, aerospace, large environmental protection systems, and large mold manufacturing.
What optional attachments and CNC upgrades are available?
Optional features include the Siemens 828D CNC controller, Coolant Through Spindle (CTS), Germany ZF or Italy BF high-torque gearboxes, and automatic right-angle milling heads to further expand the processing capabilities.
What is the total travel range and table load capacity?
The system features an X-axis travel of 45000 mm for both gantries, Y-axis travel of 5500 mm, Z-axis travel of 1500 mm, and a heavy-duty worktable load capacity of 15 T/m² over a 50000×4000 mm worktable area.