The CNC Generating and Profile Grinding Machines LCS . - LiebherrMachine design. The new LCS machine design is based on the well-proven platform of Liebherr gear hobbing and shaping machines. Roller guideways for the .. 66 m/s. Feed rate. 0.2 mm/parts rev. 3.6 m/min. Machining time. 2.31 min. CBN profile grinding Commercial vehicle cluster gear. Number of teeth. 23. Module.german shoveling tooth grinding machine,Generating- and profile-grinding machines LGG 180 / 280 - LiebherrMachine Concept. The new generating and profile grinding machine LGG 180/280 is suitable for the processing all gears up to 180/280 mm diameter. In addition, workpieces can be . pieces and for special tooth corrections, small grinding tool .. ties in Kempten and Ettlingen (Germany), Collegno (Italy),. Saline (Michigan.