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- Horizontal structure and circulation processing is adopted in the machine.
- Low gravity L model structure is designed in the main unit, it is high intensity and good rigidity.
- Headstock moving of main spindle is driving by hydraulic and oriented by roll linear guide way.
- Adding pressure is separated with sliding organ.
- Import bearing is used in main spindle bearing.
- Rotating plate radial jump and end jump is controlled within 0.01mm.
- Oil splash lubrication is adopted in the main spindle bearing.
- Frequency conversion stepless regulation is adopted in rotation of main spindle and ball feeder.
- Electrical system is controlled by PC, ball pile switch is set in the ball inlet.
- Stop protection device is set in the main spindle.
| Model | BO-7670 | BO-4680A |
| Ball size range | Φ3~φ12.7mm | Φ5~φ40mm |
| Size of lapping plate (D*d*h) | 700*420*80mm | 800*360*100mm |
| Lapping wheel size (D*d*h) | 700*420*80mm | 800*360*100mm |
| Max. working pressure | 80KN | 130KN |
| Max. capacity | 250kg | 450kg |
| Rotating disk speed | 60-120r/min | 60/80/120r/min |
| Feeding plate speed | 0.27~1.89r/min | 0.12~0.89r/min |
| Main motor power | 15kw | 14/18.5/24kw |
| Rotating disk motor power | 1.1kw | 1.1kw |
| Machine dimension | 3000*2500*1500mm | 3000*2500*1500mm |
| Weight | 6500kg | 7500kg |
| Model | BO-7680 | BO-4690 |
| Ball size range | Φ5~φ40mm | Φ5~φ76.2mm |
| Size of lapping plate (D*d*h) | 800*420*100mm | 900*360*100mm |
| Lapping wheel size (D*d*h) | 800*420*100mm | 900*360*100mm |
| Max. working pressure | 130KN | 130KN |
| Max. capacity | 250kg | 1100kg |
| Rotating disk speed | 60-120r/min | 60/80/120r/min |
| Feeding plate speed | 0.27-1.89r/min | 0.08-0.56r/min |
| Main motor power | 22kw | 14/18.5/24kw |
| Rotating disk motor power | 1.1kw | 2.2kw |
| Machine dimension | 3000*2500*1500mm | 3000*2500*1500mm |
| Weight | 10000kg | 12000kg |
| Model | BO-7690 |
| Ball size range | Φ5~φ76.2mm |
| Size of lapping plate (D*d*h) | 900*360*100mm |
| Lapping wheel size (D*d*h) | 900*360*100mm |
| Max. working pressure | 130KN |
| Max. capacity | 600kg |
| Rotating disk speed | 60-120r/min |
| Feeding plate speed | 0.27-1.89r/min |
| Main motor power | 24kw |
| Rotating disk motor power | 2.2kw |
| Machine dimension | 3000*2500*1500mm |
| Weight | 12000kg |
