Stroj za rezkanje zobnikov - vertikalni

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. ___ m
LIEBHERR
CNC-controlled gear hobbing machine
Model LC 82
Year of manufacture 1995 # 0836
_____

Max. wheel diameter: 80 mm
Module: 1 – 3
Helix angle: +/- 45°
Distance from table center to tool center: 15 – 160 mm
Vertical travel of milling slide: 250 mm
Shifting/Tool traverse path: 180 mm
Min. number of teeth: 3!
Cutter diameter x length approx.: 90 x 200 mm
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Cutter speeds up to max.: 800 rpm
Feed rates (axial/radial/tangential): 20/4/5 mm/rev
Maximum 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

Accessories / Special features

• SIEMENS CNC control system Type 840 C for 6 axes (i.e., cutter drive / table drive / swiveling angle of milling head / axial feed / radial feed / tangential feed),
with gear-cutting-specific operator interface and diagnostic functions for
fast troubleshooting.
• Equipped for automatic threading of the hobbing cutter into the tooth gap
• Automatic shifting of the cutter axis
• Automatic workpiece loading system SSL = rapid-swing loader with mechanical step gearing and cam disk for fast loading cycles. Features triple rotary gripper for blank picking / machining position / unloading.
Current workpiece size Ø 30 x 120 mm, helical gearing (pinion)
• Workpiece feed is via a plate-chain conveyor (PKB) for transporting workpieces with frictional engagement using workpiece carriers. Additional conveyor belt for blanks and finished parts
• Chip conveyor, complete working area enclosure, intermediate coolant tank with pump
Complete enclosure of the working area with sliding door and oil mist extraction, etc.
Machine can also be used for dry gear cutting.

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

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