Mesin hobbing gigi - vertikal

LIEBHERR LC 82

Wheel diameter – max. 80 mm
Wheel width 120 mm
Module – max. 3
Module – min. 1
Control unit SIEMENS 840 C
Total power requirement 30 kW
Machine weight approx. 7,500 kg
Space requirement approx.
LIEBHERR
CNC-controlled gear hobbing machine
Model LC 82
Year of manufacture 1995 #0836
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Max. wheel diameter 80 mm
Module 1–3
Helix angle +/- 45°

Distance table center to tool center 15–160 mm
Vertical hob carriage travel 250 mm
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Shifting distance/tool traverse path 180 mm
Min. number of teeth 3!
Cutter diameter x length approx. 90 x 200 mm
Cutter speeds up to max. 800 rpm
Feeds in axial/radial/tangential directions 20/4/5 mm/rev

Max. workpiece clamping length 250 mm

Spindle drive approx. 8 kW
Total drive approx. 30 kW – 400 V – 50 Hz
Total weight approx. 7,500 kg

Equipment / Special features

• SIEMENS CNC control type 840 C for 6 axes (i.e. hob drive/table drive/swivel angle of hob head/axial feed/radial feed/tangential feed),
with gearing-specific operator interface and diagnostic functions for rapid troubleshooting.
• With device for automatic threading of the hob into the tooth gap
• Automatic shifting of the hob axis
• Automatic component loading unit SSL = Rapid Swivel Loader using
mechanical indexing gear and cam disk for quick loading times, with triple rotary gripper for loading blanks/processing position/unloading.
Current workpiece size Ø 30 x 120 mm, helical gearing (pinion)
• Workpiece feeding via plate chain conveyor (PKB) for workpiece transport with positive-fit workpiece carrier. Additional feed belt for raw and finished parts
• Chip conveyor, complete work area enclosure, intermediate coolant tank with pump
Complete enclosure of the workspace with sliding door and oil mist extraction, etc.
The machine can also be used for dry gear cutting.

Condition: satisfactory to good – under power, ready for demonstration,
compact design!
Delivery: ex stock – as inspected
Payment: strictly net – upon receipt of invoice

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