LIEBHERR LGG 180 Gear Grinding Machine

max. wheel diameter 180 mm
max. module 6/12
max. workpiece diameter 180 mm
Control Siemens 840D sl
table diameter 145 mm
workpiece turning speed max. 3000 1/min
F3zdgrz
tool diameter min. 206/max. 320 mm
axis distance min. 20/max. 410 mm
axial travel 660/300 mm
total power requirement 34 kW
weight of the machine ca. 14000 Kg

!! Hob- and profile grinding machine !!

Workpiece diameter:
– max. workpiece diameter hob grinding 180 mm
– max. workpiece diameter profile grinding 280 mm

Machine stand:
– axial travel 660 mm

Back Rest:
– axial travel 300 mm
– max. speed 30000 mm / min
– max. back rest clamping force 13kN

Grinding head swivel device:
– max. swivel angle with GH 4.0: +/- 45 degrees

Grinding head:
– drive power 35 kW
– max. speed 10000 1/min
– max. hob grinding module 6 mm
– max. module profile grinding 12 mm
– max. tangential travel 230 mm
– max. tangential speed 10000 mm/min
– min. tool diameter 206 mm
– max. tool diameter 320 mm

– NC dressing unit with 1 NC axis:
dressable profile depth hob grinding 20 mm
dressable profile depth profile grinding 33 mm
max. tool diameter 150 mm
– parallel gripper:
max. workpiece weight positive 8 Kg
max. workpiece length 315 mm

Equipment / Accessories:
– centering device
– workpiece measuring device
– ring loader RL B1
– Hoffmann coolant cleaning system UBF 200 K
– CO2 extinguishing system
– oil mist exhauster