CNC Gantry Machining Center, Series LM-4227
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Double Column Machining Center
The LM-4227 3-axis bridge gantry milling machine has a gantry width of 2700mm and a worktable of 4200×2100mm, and a single maximum loading capacity of 14,000kg. This gantry milling equipment is used for the machining of large, complicated parts, such as airplane beams and frames and heavy duty machinery parts.
Parameters| Model | LM-4227 |
| Travels | |
| X-axis travel (mm) | 4200 |
| Y-axis travel (mm) | 2800 |
| Z-axis travel (mm) | 1000 |
| Distance from spindle nose to table center (mm) | 200-1200 |
| Table (gantry) width (mm) | 2700 |
| Worktable | |
| Worktable area (mm) | 4200×2100 |
| Maximum weight on table (kg) | 14000 |
| T-slot (width – number of slot x spacing) (mm) | 9-28×220 |
| Spindle | |
| Standard spindle speed (rpm) | 6000 |
| Spindle taper | BT50φ190 |
| Spindle drive mode | Direct drive |
| Spindle power (KW) | 22 |
| Feed | |
| Cutting feed （mm/min） | 8000 |
| Rapid feed (m/min) | 12/12/12 |
| Linear guide rail width / number of tracks (mm) | 3-63X2-63Y:4-45Z |
| Others | |
| Three-axis motor power (KW) | 7.0/7.0/7.0 |
| Positioning accuracy (mm) | 0.035/1000 |
| Repeatability (mm) | 0.025 |
| Control system | MISUBISHI: M80A/M80B, FANUC:Oi-MF, SINUMERIK 828D |
| Coolant tank (Pump) (HP) | 0.48 |
| Power requirement (KVA) | 45 |
| Air pressure (bar) | 6.5 |
| Machine weight (t) | 50 |
| Machine dimension (mm) | 10260×4950×4800 |
- Control system and motor
- Box guideway
- Mechanical spindle, gear drive
- Chain-type tool magazine
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