1 Adopt the exceeding precise class7(P4 level) ball bearing for spindle
2 Bring transmission by synchronous belt, operating simple and convenient
3-axis manual operation, X, Y axis can be eletric auto operation.
High rigidity H-frame column with spindle center to table
Enhanced ribbed full cast iron base
Enlarged spindle housing for heavier grinding
Cartridge w / 4 preloaded class 7 (P4) bearing
Roller steel balls on linear table ways for easy and smooth longitudinal movements.
Double-V saddle ways for rigidity
Manual lubrication system
| Model | MD618A | |||
| Working table | Table Size (L× W) | mm | 460×180 | |
| Max movement of working table(L× W) | mm | 500×190 | ||
| T -Slot number×width | mm | 1×14 | ||
| Grinding head | Max distance from spindle center to table surface | mm | 335 | |
| Wheel Size(Outer diameter×width×Inner diameter) | mm | φ180×13×Φ31.75 | ||
| Wheel speed | 50HZ | r/min | 2850 | |
| 60HZ | 3440 | |||
| Longitudinal speed of working table | m/min | 3-20 | ||
| Feed amount | Cross feed of working table |
Continuously(Variable Transmission) |
mm/min | 150 |
|
Intermittently(Variable Transmission) |
mm/times | 0-5 | ||
|
Per revolution on handwheel |
mm | 2.5 | ||
|
Per graduation on handwheel |
mm | 0.02 | ||
| Vertical feed on handwheel | Per revolution | mm | 1.25 | |
| Per graduation | mm | 0.01 | ||
|
Commutation feeder |
Total input power | w | 150 | |
| X- feeder output speed | R/min | 0-225 | ||
| X- feeder size | mm | 280×130×120 | ||
| Y- feeder output speed | R/min | 0-120 | ||
| Y- feeder size | mm | 280×130×120 | ||
| Motor power | Spindle motor | kw | 1.1 | |
| Coolant pump motor | w | 40 | ||
| Working precision |
The parallelism of working surface to base level |
mm | 300:0.005 | |
| Surface roughness | μm | Ra0.32 | ||
| weight | Net | kg | 667 | |
| Gross | kg | 767 | ||
| Overall dimension(L×W×H) | mm | 1550x1150x1590 | ||
| Package dimension(L×W×H) | mm | 1000x1150x1760 | ||