LIEBHERR GEAR HOBBING MACHINE L901 - S/N 0904/1
Max dia of spur and worm gears without steady column 960 mm +
Max dia of spur and worm gears with steady column 710 mm
Max face width of spur gears with radial plunge feed 17” 430 mm
Max pitch (38 to 45 ton steel) 10 Module
Mounting taper of hob spindle 5 MK
Milling mandrel diameter (22), (27), (32), (40), (50) mm
Max size of hob dia 186 mm
Max size of hob length 170 mm
Max hob shift 80 mm
Hob speeds (Infinitely variable) 40-240 Upm
Feeds: vertical speed 0,2 -7,2 mm/m
Radial plunge feed 0 – 52 mm/m
Tangential feed 0,05-1,8 mm/m
Dia of work table 6 T Slots 720 mm
Bore of hole in work table 200 mm
Taper of standard mounting arbor for work pieces Metr. 50
Dia of work arbor 54 mm approx
Max dia of helix angle 45 degree 750 mm
Min centre distance between work and hob arbor 70 mm
Max centre distance between work and hob arbor 550 mm
Electrical equipment: power of main motor only 12 kW
Weight of machine inc electrical equipment & standard accessories 9100 kg
Space required for machine with pick-off gear box doors open L x W x Height 3525 x 1250 x 2230 mm
Ships space required 15 m3
Height of work support (for conventional milling) above table 210 mm
Max workpiece diameter applicable 150 mm
Electrical equipment: rapid traverse motor 3 kW
Electrical equipment: hydraulic pump (with hydraulic pump) 1,1 kW
Electrical equipment: coolant pump 1,1 kW
Full set of change gears + 5 hob arbors included