D-r Anastasia Zhelezkova 35, A, et.4, at.5, 
Varna 9010, Bulgaria

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Gear hobbing machine LC 500

Machine Concept

Liebherr hobbing machines are optimized for universal gear applications. Our highperformance hobbing machines are productive and machine in the highest quality. 

  •  6 CNC axes 
  •  Optimised stiffness of the machine bed with FE Analysis model
  •  Thermo-symmetrical machine design for constant high quality 
  •  Safe and problem-free removal of chips 
  •  Wet and dry processing
  •  High flexibility for different processes:

- Gears, shafts, worm gears 
- Cluster gearing
- Skiving 
- Positioned/Oriented gear teeth 

  •  Hook-ready machine with compact floor space suitable for straightforward implementation 
  •  Hand or machine-internal crane loading

Technical data

Max. workpiece diameter mm: 500
Max. nominal module mm: 7/12
Workpiece weight kg: 100
Max. workpiece length (manual loading) mm: 680 (1,200)
Max. hob slide travel (axial travel) mm: 600
Table diameter mm: 320
Table speed min-1: 100/200/400
Drive power of table kW: 5.56/11.8/15.0
Centre distance hob/work table 
min. mm 15
max. mm 400
Hob head swivel angle Degrees: ± 35/45
Hob arbor main bearing: Cylindrial, HSK, SK
Max. shift travel mm: 200/300
Max. hob diameter mm: 160/220
Max. hob length mm: 230/330
Max. Hob speeds min-1 500/750/1,500/3,000
Driving power hob spindle kW: 14/27
Weight of machine with tailstock column ca. kg: 16,000
Total connected load ca. kVA: 35-50