Vertical Fine Boring Machine T7220B / C
| Model | T7220B | T7220C | |
| Max. boring Diameter | F200mm | F200mm | |
| Max. Boring Depth | 500mm | 500mm | |
| Diameter of Milling Cutter Head | / | 250mm (315mm is optional) | |
| Max .Milling Area (L x W) | / | 850x250mm (780x315mm) | |
| Spindle Speed Range | 53-840rev/min | 53-840rev/min | |
| Spindle Feed Range | 0.05-0.20mm/rev | 0.05-0.20mm/rev | |
| Spindle Travel | 710mm | 710mm | |
| Distance from Spindle Axis to Carriage Vertical plane | 315mm | 315mm | |
| Table Longitudinal Travel | 900mm | 1100mm | |
| Table Longitudinal feed speed | / | 55,110mm/min | |
| Table Longitudinal quick move speed | / | 1500mm/min | |
| Table cross travel | 100mm | 100mm | |
| Machining accuracy | Dimension Accuracy | 1T7 | 1T7 |
| Roundness | 0.005 | 0.005 | |
| Cylindricity | 0.02/300 | 0.02/300 | |
| Boring roughness | Ra1.6 | Ra1.6 | |
| Milling roughness | / | Ra1.6-3.2 | |
Features:
- Vertical Fine Boring Machine T7220B
Vertical boring machine is mainly used to bore high accurate holes of cylinder body and engine sleeve and other accurate holes.
1. The table longitudinal and latitudinal moving device;
2. Boring measuring device;
3. Also provides optional digital readout for the table’s longiland latimoving accessories to servo the users.
- Vertical Fine Boring Machine T7220C
The machine is mainly used for fine boring high accurate holes of cylinder body and engine sleeve, also for other accurate holes, it’s can used for milling surface of cylinder. The machine can be used to boring, milling, drilling and reaming.
1. The table longitudinally and latitudinally moving devices;
2. The workpiece fast centering device;
3. Boring measuring device;
4. The table logitrdinal moving;
5. Digital read-out device (optional).
Standard Accessories: 1,2,10,11,12
Optional Accessories: 3,4,5,6,8,9
