LIEBHERR LC 82 Gear Hobbing Machine Vertical
max. wheel diameter 80 mm
gear width 120 mm
max. module 3
min. module 1
control SIEMENS 840 C
total power requirement 30 kW
weight of the machine ca. 7500 t
dimensions of the machine ca. m
L I E B H E R R
CNC Controlled Gear Hobbing Machine
Type LC 82
Baujahr 1995 Ser.-Nr. 0836
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Gear-Diam. max. 80 mm
Module Range 1 – 3
Helix Angle +/- 45 °
Distance Table Center to Tool Center 15 160 mm
Hobbing Head Slide stroke vertical 250 mm
Tangential Travel / Shift Travel of Tool slide 180 mm
Minimum Number of Teeth 3 (!)
Hob Size max. Ø x length approx. 90 – 200 mm
Taper of Hob spindle HSK 50 A
Workpiece Clamping length (table/Tailstock) 250 mm
Infeed rates axial/radial/tangential/ 20/4/5/ mm/WP rev.
Hob speed steplessly adjustable 0 800 rpm
Hob Spindle Drive 8 kW –
Total Load approx. 30 kW – 400 V 50 Hz
Total weight of Machine approx. 7.500 kg
Special attachments / accessories:
SIEMENS – CNC-Control Model 840 C for 6 axis (i.e. Hob drive/table drive/
swivel angle of hob head/ Radial axis/Axial Axis/ Tangential Axis ) with a
surface especially designed for the gear manufacturing with error display
function.
Automatic and contactless tooth meshing device to adjust the hob into
workpiece.
Automatic Shifting of hob slide.
Automatic Workpiece handling system Model SSL for high speed loading and
unloading of Workpieces, consisting of a steel chain3,, for workpiece
carriers and 3-fold WP-Gripper for blanks,
for the machining position and for unloading of finished parts onto the
steel band.
Actual Workpiece size to be machined: approx.. Ø 30 x 120 mm length, helix
gear sprocket.
Clamping of workpiece between centers by a mechanical, cam controlled quill
in tailstock.
complete workarea protection with one sliding door, chip conveyor, small
coolant device, oil dust
Absorber, WP Carrier, etc.
The Machine can be also used for dry cutting.
Hjpuwsx
Condition : Satisfactory to Good . Machine can be inspected under power here
in stock.
Delivery : Ex stock, as inspected.
Payment : Net, after conclusion of contract.