Gear Hobbing Machine SU HURTH MODUL WF 800/1400 Year of Manufacture 2001

The vertical stroke of the workpiece head is the extended version, i.e., 1,400 mm (also used for gear cutting on very long shafts)

CNC Controls: Siemens 840 D

The machine has been meticulously maintained and is in exceptionally good condition.

1.4 Technical Data

Workpiece Data

Nominal diameter of the workpiece: 800 mm

Maximum diameter of the workpiece: 1000 mm

Maximum Module (in steel with approx. 600 N/mm²)

Hobbing: 18 mm

Profile milling: 24 mm

Radial Travel (Distance between the milling spindle and the axis of the workpiece)

Minimum: 65 mm

Maximum: 695 mm

Travel distance: 630 mm

Axial Travel (Distance between the milling spindle axis and the workpiece surface)

Minimum: 310 mm

Maximum: 1310 mm (1710)

Travel distance: 1000 mm (1400)

Tangential Travel

Travel distance: 350 mm

Oscillation Angle of the Milling Head

± 50 degrees (± 60 degrees)

Work Area Dimensions

Maximum diameter for hobs/profile cutters: 400 mm

Milling Spindle

Holder: SK 60

Workpiece Table

Clamping surface diameter: 700 mm

Hole diameter/depth: 400 H7 / 45 mm, 200 / 900 mm

Dividing Wheel Diameter

800 mm

Permissible load: 50 kN

Machine Specifications

Dimensions (with enclosure for the work area): Length 5000 mm, Width 4760 mm, Height 4400 mm

Mass: 28,000 kg

Spindle Speed Range

Milling spindle: 25 - 250 min⁻¹

Workpiece Table Speed Range

Single-start division mechanism: 0.02 - 7.00 min⁻¹

Double-start division mechanism: 0.08 - 32.00 min⁻¹

Feed Range (Radial, Axial, Tangential)

0.05 - 1000 mm/min

Rapid Traverse Speeds

Radial and axial: 3000 mm/min

Tangential: 1500 mm/min

Electrical Equipment

Operating voltage: 400 V ±10/-5%

Control voltage: DC 24 V

Lighting voltage: AC 230 V

Frequency: 50 Hz ±1%

Main motor drive power: 37 kW

Machine connected power: 90 kVA