Engine type: 8-axis tool grinder
Manufacturer: Walter
Type / Model: Heli Center GC8
Year: 1989
Specifications:
Workpiece diameter max. 260 mm
Radius cutter grinding length max. 300 mm
Longitudinal movement (X axis) 800 mm
Vertical movement (Y-axis) 300 mm
Transverse movement (Z axis) 300 mm
Longitudinal movement of the workpiece carrier (X 'axis) 200 mm
Grinding head tiltable to the B-axis 270 °
Round table with the workpiece carrier (C-axis) 200 °
Spindle 3, pivoted around the D-axis 25 ° (+15 ° / -10 °)
Grinding wheel diameter max. 200 mm
Spindle diameter 80 mm
Speeds 2000-12000 min-1
Spindle 1 and 2: 7.5 kW / 11 kW
Spindle 3: 4,0 kW / 4,0 kW
Centre height 135 mm
Modular workpiece holder ISO 50
speeds:
X-axis 12 m / min
Y-axis 10 m / min
Z-axis 10 m / min
X 'axis 5 m / min
A shaft 65 1/min
B-axis 3 ° sec/180
C-axis 3 ° sec/180
D-axis 3 ° sec/180
Machine weight about 5500 kg
Terminal value at 380 V 50 Hz 25 kVA