Precision vertical universal cylindrical grinding machine with B axis
With the introduction of this new universal series of vertical and internal grinding machines, Okamoto combines its extensive know-how in the field of internal and external grinding in an entirely new design.
| Swing on the table | Ø550 mm |
| Grinding inner diameter | Ø75 – 400 mm |
| Grinding outer diameter | up to Ø550 mm |
| Max. grinding length | 300 mm |
| Max. load (on table) | 500 kg |
| Specifications of wheel used | Ø200 × 40 × 50.8 mm |
| Specifications of wheel used | Ø50–100 × 50 × 22.5 mm |
| Longitudinal wheel feed (Z-axis), max. travel | 450 mm |
| Work spindle table size | Ø500 mm |
| Wheel spindle (AC built-in motor) | 11 kW |
| Work spindle (AC servomotor) | 5.5 kW |
| Width × depth × height | 2650 × 2380 × 3032 mm |
Two rows share the label "Specifications of wheel used" on the source page — this model takes two different wheel sizes, so both rows are kept.
Key features
- CNC universal vertical grinding machine
- Pivoting wheel head (B axis)
- Automatic tool changer for 4 wheels
- Roundness 0.9 μm
Related models
The OGM-UEXIII-Series universal type is Okamoto's high-quality external universal precision grinding machine. Standard software includes a 10-step grinding program, with profile-grinding software optionally available. Grinding data entry is via touchscreen; wheel and work spindles are driven by Fanuc AC servomotors. A shoulder locator and gap eliminator are included as standard.
Okamoto's internal precision grinding machine with dual-axis grinding wheel spindles.