- For straight, concave and CVC profile rolls machining
- Rigid construction, high precision and efficiency
- Counterways lined with anti-friction material
- Constant grinding wheel peripherical speed
- Ball screws for linear motions or rack-pinion drive with backlash free mechanism
- Hydrostatic wheel spindle
- Dynamic wheel balancin
- HEIDENHAIN measuring system
- REXROTH/PARKER/ATOS hydraulic components
- SIEMENS AC servo motors, PLC and electrics
- SIEMENS SINUMERIK 840D
- Centralized control panel
- Centralized lubrication system
- Telescopic steel covers for grinding wheel bed guideways
TRAVELS
- X – axis – cross slide
- Z – axis – saddle
- Static wheel balancing device
- Wheel dressing device
- Motorized steady rests (lateral movement)
- Automatic roll alignment system on steady rest
- Roll measuring system
- Coolant system with magnetic and paper filtration
- Device for machine alignment
- Grinding wheel with flanges
- Splash guards
- Additional wheel flange
- Set of workpiece centres (60º, 70º, 90º)
- Centres grinding device
- Turning device
- Roll defect control system (Eddy current and/or ultrasonic)
- Jib crane for wheel changing
- Soft loader
- Grinding of the WR with chocks
- Axial displacement of the faceplate, to ensure automatic coupling for roll rotation
Technical specifications
| RGC 650 | RGC 1000 | RGC 1400 | RGC 1600 | RGC 2000 | RGC 2500 | ||||
| Min. grinding diameter [mm] | 10 | 100 | 200 | 250 | 400 | 700 | |||
| Max. grinding diameter [mm] | 650 | 1 000 | 1 400 | 1 600 | 2 000 | 2 500 | |||
| Distance between centres [mm] | 4 000 | 4 000 | 4 000 | 4 000 | 4 000 | 6 000 | |||
| Max roll weight (on steady rests) [kg] | 8 000 | 30 000 | 50 000 | 80 000 | 130 000 | 200 000 | |||
| Wheel size [mm] | 750 x 304.8 x 100 | 915 x 304.8 x 100 | 915 x 304.8 x 100 | 915 x 304.8 x 100 | 915 x 304.8 x 100 | 1 060 x 304.8 x 100 | |||
| Wheel motor power [kW] | 51 | 51 | 51 / 60 | 71 / 100 | 71 / 100 | 100 | |||
| Workpiece motor power [kW] | 29 | 29 | 55 | 55 / 71 | 71 / 100 | 130 | |||
| Max. peripherical speed [m/s] | 45 | 45 | 45 | 45 | 45 | 45 | |||
| X-axis travel [mm] | 600 | 600 | 700 | 800 | 1 000 | 1 100 | |||
| Z-axis travel (standard) [mm] | 4 000 | 4 000 | 4 000 | 4 000 | 4 000 | 6 000 | |||
| Feeds | X (continuous) [mm/min] | 0.01 – 1 | 0.01 – 1 | 0.01 – 1 | 0.01 – 1 | 0.01 – 1 | 0.01 – 1 | ||
| X (intermittent) [mm/min] | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | 0.001 | |||
| Z [mm/min] | 10 – 6 000 | 10 – 6 000 | 10 – 6 000 | 10 – 6 000 | 10 – 6 000 | 10 – 6 000 | |||