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Double-column CNC machines, also known as gantry machining centers, represent the forefront of modern machine tool technology. These machines are known for their excellent stability and precision and are widely used in high-end manufacturing fields such as aviation, aerospace, automobile manufacturing, and shipbuilding. Most of the key parts and components that these industries rely on are processed at these high-precision twin-column machining centers.
Feature
1. These machines provide unparalleled machining stability with their sturdy twin-column structure and gantry design, ensuring high precision and reliability during the machining process.
2. They play a vital role in industries with high precision requirements such as aviation and aerospace, and are used to manufacture key components such as engine parts and structural parts.
3. The automotive manufacturing industry also relies on these machines to process complex parts such as high-precision engine cylinders and gearbox housings.
4. In the field of shipbuilding, twin-column machining centers are used to process large hull structural parts, propellers, and other key components to ensure the performance and safety of ships.
5. The advanced performance of these machine tools makes them an ideal choice for manufacturing high-precision and high-complexity parts, promoting the continuous progress and development of the manufacturing industry.
Processing effect display
Gantry machining centers are giant machines designed for machining large parts and are widely used in key areas such as heavy industry, automobile manufacturing, and shipbuilding. They are mainly used to manufacture large and complex workpieces, such as frames and specific components of large machinery. In short, gantry milling machines are heavy machines specially built to handle large and complex parts. They are used in various industries, especially in industries that require machining of large parts.

Double Column Gantry Machining Center Parameters
| Model | GMM-7042 | ||
| Subject | Specifications | Units | |
| Travel | X-Axis | mm | 7000 |
| Y-Axis | mm | 4200 | |
| Z-Axis | mm | 1250(Optopmal 1500) | |
| Spindle Nose to Worktable | mm | 350-1600 | |
| Three-Axis Guideway | X/Y Heavy Load Roller Linear Guideway Z-Axis T-Type Ram Box Way | ||
| Door Width | 4200 | ||
| Type of Ram | Square-Type Ram (500x500) | ||
| Worktable | Worktable Size(L*W) | mm | 6400*3000 |
| Maximum Table Load | t | 42 | |
| T-Slot | mm | 15-28*200 | |
| Spindle | Spindle Type | type | BBT-50 |
| Spindle R.P.M. | rpm | 6000 | |
| Spindle Drive Type | DDS | ||
| Feedrate | Rapid Traverse (X/Y/Z) | m/min | 2006/10/10 |
| Cutting Feedrate (X/Y/Z) | m/min | 6 | |
| Tool Changer | ATC | 24 (Option: 40/60) | |
| Motor | Spindle Motor | KW | 22/26 (140-286 Nm) |
| Three-Axis Servo Motor | KW | 6/3/3 (38/36/36 Nm) | |
| Power Required | Power Requirement | kva | 60 |
| Air Pressure Requirement | kg/cm² | 6^8 | |
| Others | External Dimensions (L*W*H) | mm | 15600*8000*6320 |
| Gross Weight | t | 82 | |
Standard Accessories
| Rigid Tapping | Dual LED Work Light | Spindle Nose Air Blow | M30 Auto Off |
| Automatic Lubricating System | Heat Exchange for Electric Cabinet | LED 3 Color Warning Light | Leveling Bolts and Pads |
| Semi-Enclosed Guard | Dual-Screw Type Chip Conveyor | Chain Type Chip Conveyor and Cart |
Options
| Optical Linear Scale | Tool Breakage System | Oil Mist System | Air Conditioner |
| CTS | Chip Conveyor System | Oil Skimmer | Auto Parts Probe Measuring System |
| 40T ATC | Rotary Table | 90° Manual Milling Head | 90° Auto Milling Head with AHC |
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