Hofler HF 1250 Variable Gear Hobber

HOFLER HF 1250
Year: 2012

Siemens Sinumerik 840D Control
Axial Slide Extension to 1760 mm
Integrated Gear Inspection (Profile, Lead, Spacing)
Radial Hobbing
Extended Column
Radial Axial Hobbing

One-Two-Three Cuts Cycle
In and Out Generating
Size Corrections
Taper Hobbing
Crowned Hobbing
Single Indexing
Decreasing Feed Speed
Progressive Feed Speed
Centering Software
Coolant System

Lubrication System
Tailstock with Center
Hydraulic System
Rinsing Pistol
Chip Conveyor
Variety of Hob Arbors

Maximum Workpiece Diameter (External Gear): 1,250 mm
Axial Distance Between Workpiece Axis & Hob Axis: 50 - 825 mm
Axial Slide Travel Above Table: 150 - 1,150 mm
Maximum Hob Diameter: 385 mm
Maximum Hob Length: 450 mm
Hob Arbor Cone: CAPTO C10
Pivoting Angle: +/-45 Degree
Hob Speed: 240 RPM
Hob Shifting (Shift Length): 400 RPM
Hobbing Spindle Motor Power: 37 kW
Torque on Hobbing Spindle: 6100 Nm
Table Diameter: 980 mm
Table Load (Inc. Counter Support Pressure): 10,000 kg
Table Height Above Floor Level: 1,540 mm
Total Weight: 55,000 kg
Space Requirement (width x depth x length): 9,700 x 6,800 x 4,500 mm