CNC Gantry Grinding Machine
MK Series
- Min. vertical feed:5 um
- Equal thickness ofthe workpiece0.01/1000mm
- Surface roughness ofthe workpieceRa0.63um
- Waviness Wz1.0um
- The lifting of the crossbeam adopts a Heidenhain fully enclosed ring grating ruler
- Confgure Siemens 828D CNC system
Specifications
| Main Technical Parameters | Unit | MK7520-60 MK5220-60 | MK7520-80 MK5220-80 |
| Size of bed worktable (L×W) | mm | 2000×6000-1500 | 2000×8000-1500 |
| Size of worktable (L×W) | mm | 2000×6000 | 2000×8000 |
| Distance between gantry columns | mm | 6100 | 8100 |
| Maximum allowable workpiece width through worktable | mm | 2680 | 2680 |
| Distance from grinding wheel center to worktable surface | mm | 200-1750 | – |
| Worktable moving speed (electric) | m/min | 5-25 | – |
| Maximum workpiece weight (including electromagnetic chuck) | kg | 18000 | 22000 |
| Grinding head motor power (including grinding wheel head feed motor) | kW | 15 | 22 |
| Grinding wheel size (Outer diameter×Inner diameter×Width) | mm | φ600-75×203 | – |
| Vertical movement distance of crossbeam | mm | 300 | 300 |
| Vertical moving speed of grinding head | mm/min | 400 | – |
| Horizontal moving speed of grinding head | mm/min | 2100 | – |
| Minimum feed rate | mm | 0.005 | – |
| Grinding wheel linear speed | m/s | 35-40 (2400) | – |
| Thickness of machined workpiece | mm | 0.3/1000 | – |
| Surface roughness of machined workpiece | μm | ≤Ra0.63 | – |
| CNC axis positioning accuracy and repeat positioning accuracy (one-way repeat) | μm | 0.03/2000 (X-axis) 0.02/2000 (Z-axis) | – |
| Perpendicularity of worktable movement or lateral movement of grinding head | μm | 0.03/500 | – |
| Total electrical capacity | kVA | 75 | 90 |
| Overall dimensions (L×W×H) | mm | 17000-6000-5500 | 21000-6000-5500 |
| Net weight | kg | ≈27000 kg | ≈33000 kg |
Working Accuracy
