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
______________________________________________________
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 H51241166 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.
Condition : Satisfactory to Good . Machine can
be inspected under power here
in
stock.
Delivery : Ex stock, as inspected.
Payment
: Net, after conclusion of
contract.
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oHG.
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