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Okamoto OGM 250 UNCIII

Okamoto OGM 250 UNC III

Machine Features:
- OKAMOTO touchscreen NC control with highly advanced OKAMOTO software
- 2-axis interpolation
- Shoulder (step) automatic probe for measuring starting base and face dressing
- Automatic wheel dressing with automatic compensation
- Storage for up to 21 programs
- 6 types of grinding cycles, with a maximum of 10 steps each
- 5 types of wheel dressing cycles
- Zero-point measurement and air gap measuring device (optional)
- Extremely rigid, stress-relieved cast iron bed construction
- Double-prism "V"-shaped slideways, exclusively manufactured by OKAMOTO (custom hand-scraped surfaces)

Technical Specifications:
Capacity:
- Max. swing diameter over table: Ø 220 mm
- Distance between centers: 500 mm
- Max. grindable diameter: Ø 200 mm
- Max. workpiece weight between centers: 50 kg
- Max. workpiece weight in chuck (gross): 20 kg
- Grinding wheel dimensions for universal grinder: Ø305 mm x 50 mm x Ø127 mm
- Max. peripheral speed with inverter: 45 m/sec
- Wheelhead (X-axis) travel: 215 mm
- Swiveling range (universal): +/- 30°
- Diameter resolution: 0.0001 mm
- Rapid traverse in diameter: 4 m/min

Table (Z-axis) travel: 762 mm
- Swivel angle: 0° ~ -9°
- Resolution: 0.0001 mm
- Rapid traverse: 8 m/min
- Workhead type: fixed and rotating center possible, Morse taper MK3
- Workhead bore diameter: Ø18 mm
- Speed range: 10 ~ 500 rpm
- Swiveling angle (universal): 30°/-90°
- Tailstock sleeve stroke: 20 mm
- Sleeve taper: MK3
- Motors:
- Wheel spindle: 3.7 kW
- Workhead AC servo: 1.8 kW
- Table feed AC servo: 1.2 kW
- Wheel feed AC servo: 1.2 kW
- Total power requirement: 15 kVA
- Required space: length 3,400 mm, width 2,330 mm, height 1,950 mm
- Net machine weight: 3,300 kg

Standard Grinding and Wheel Dressing Software:
- 10-step automatic grinding cycle
- Straight wheel dressing cycle
- Plunge oscillation grinding cycle
- Offset plunge (roughing) + cross-feed finishing grinding cycle
- Shoulder wheel dressing cycle for left and right sides
- Profile wheel dressing cycle, programmable in ISO G code
- Workpiece right and left shoulder grinding cycle

Included Accessories:
- Grinding wheel Ø305x50xØ127 mm (UNCIII) - 1 pc
- 2 wheel mounting adapters
- 3.7 kW spindle motor
- Max. grinding wheel speed: 45 m/sec
- Spindle speed controller for workhead
- FANUC 0i D CNC control (simultaneous 2 axes)
- 10.4" color OKAMOTO controller – vertical and cross display
- Graphical teaching software for creating grinding and dressing cycles
- Complete Fanuc push-button panel – for ISO G code programs, with tool radius compensation
- Electronic handwheel (increments: x1/x10/x100)
- Rapid traverse lever (joystick) for cross and longitudinal direction
- Enclosed guarding with safety interlock sliding door
- LED machine lamp
- Automatic lubrication during operation
- Coolant nozzles and piping
- Cooling system for wheel dressing
- Continuous coolant system for the table
- Carbide-tipped center
- Shoulder (step) positioning device and software
- Gap sensor and software
- Leveling screws and base plates
- Tool kit
- Operating manual
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- CE compliant design
- Table rotation angle measuring device
- Coolant system with paper filter, DGS, 200 l
- Wash-down gun
- 2-point manual steady rest
- 130 mm manual chuck with chuck plate
- Motor-driven tailstock sleeve with foot pedal
- Signal lamp (green/yellow/red)
- Balancing arbor
- Spare wheel adapter

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