Features:
T7220C 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, reaming.
1. The table longitudinally and cross moving devices.
2. The workpiece fast centering device.
3. Boring measuring device.
4. The table longitudinal moving.
5. Digital read-out device(user quest).
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Specification:
2.Boring measuring device
3.Universal Boring-milling head
4.Milling Cutter head 250mm
5.No.4 Morse’s Tool bar
2.Spindle 75(Boring holes 76-115mm)
3.Spindle 56(Boring holes 57-78mm)
4.Spindle 45(Boring holes 46-60mm)
5.Universal spindle(Boring 21-48mm)
6.V-type cylinder fixture
7.Quick Cylinder Fixture
Vertical Fine Boring Machine Model: T7220C
| Model | T7220C |
|---|---|
| Max.Boring Diameter | Φ200mm |
| Max.Boring Depth | 500mm |
| Diameter of Milling Cutter Head | 250mm (315mm is optional) |
| Max .Milling Area (L x W) | 850x250mm (780x315mm) |
| Spindle Speed Range | 53-840rev/min |
| Spindle Feed Range | 0.05-0.20mm/rev |
| Spindle Travel | 710mm |
| Distance from Spindle Axis to Carriage Vertical plane | 315mm |
| Table Longitudinal Travel | 1100mm |
| Table Latitudinal Travel | 100mm |
| Table Longitudinal feed speed | 55、110mm/min |
| Table Longitudinal quick move speed | 1500mm/min |
| Table cross travel | 100mm |
| Machining accuracy (Dimension accuracy) | 1T7 |
| RMachining accuracy (Milling Roughness) | 1T8 |
| Machining accuracy (Roundness) | 0.005 |
| Machining accuracy (Cylindricity) | 0.02/300 |
| Boring Roughness | Ra1.6μm |
| Milling Roughness | Ra1.6~3.2μm |
| Overall DimensionsLxWxH | 2610x1655x2345mm |
| N.W/G.W. | 3800x4200kg |
| Packing DimensionsLxWxH | 1830x1964x2535mm |
Standard Accessories:
1.Spindle 150(Boring holes 151-200mm)2.Boring measuring device
3.Universal Boring-milling head
4.Milling Cutter head 250mm
5.No.4 Morse’s Tool bar
Optional Accessories:
1.Spindle 110(Boring holes 111-165mm)2.Spindle 75(Boring holes 76-115mm)
3.Spindle 56(Boring holes 57-78mm)
4.Spindle 45(Boring holes 46-60mm)
5.Universal spindle(Boring 21-48mm)
6.V-type cylinder fixture
7.Quick Cylinder Fixture
