liebherr model LC-122 6 axis cnc gear hobber , 5" max diameter , manual load machine, liebherr LH 90 controls new 1996

One  (1) - Model No. LC-122 LIEBHERR "CNC" high speed gear hobbing machine,
suitable for the super-high speed cutting of both spur and helical gears,
pinions, splines, sprockets, and other workpieces of similar profile, up to
4.92"(125mm) diameter.

Serial No. 0849 (Delivered in 1996)

Machine corresponds to the attached copy of factory literature, featuring
the following:

EQUIPMENT / FEATURES:
• Liebherr Series 90 cnc-controller in 6-axis execution w/air-conditioned
control cabinet
• electronic hand-wheel for x, z, v, and c-axes
• instant retraction of main hobbing column
  in case of power failure
• base machine bead with statically and dynamically rigid construction,
w/unique thermal stability for dry 
• linear axes utilizing high precision guides w/pre-loaded dampened roller
bearings, virtually maintenance free
• table drive w/backlash-free compound helical gear train
• power forced lubrication to all working elements
• main machine column and tailstock column of welded steel fabrication for
greater accuracy and rigidity
• high speed hob-head w/8 kW drive AC drive motor, for hob speeds of 300 to
2000 rpm, suitable for use with HSS and carbide hobs
• power operated tailstock w/adjustable clamping pressure
• arrangement for heavy-duty "dry-cutting" with chip-guiding ducts inside
work area, w/o coolant ducting, however, w/bedway covering &
"air-flushing" of fixtures instead of oil flushing
• deburring attachment w/pneumatic operated disc
• self contained chip disposal via magnetic chip conveyor 
• Torit mist collector
• One (1) 1.25” dia. hob arbor, w/cross-slot rings and hydraulic chucking
element, including pressure indicator (TBD)
• full complement of electrics (motors/controls)
  * machine presently arranged for: (480 volt, 3-Phase, 60Hz)
* control voltage 24 volt DC
• Good documentation for the machine and controller, in English, wiring and
hydraulic diagrams, schematics, etc.

PRINCIPAL SPECIFICATIONS:
Maximum workpiece diameter......................................4.92"(125mm)
Maximum module for steel.....................................8 DP (3 module)
Maximum axial travel........................................... 9.84"(250mm)
Table diameter..................................................5.70”(145mm)
Table speed.........................................................150 rpm
Minimum center distance between hob and table.................. .393”(10 mm)
Maximum center distance between hob and table...................6.29"(160mm) 
Cutter spindle drive..........................................10 HP (7.5 kW)
Hob head swivel........................................................± 45°
Hob arbor taper in main bearing......................................HSK50A
Maximum shift/tangential travel.................................7.08”(108mm)
Maximum hob diameter.............................................3.54”(90mm)
Maximum hob length..............................................7.87”(200mm)
Hob speed...................................................300 to 2000 rpm
Approximate weight....................................19,845 lbs. (9,000 kG)

This liebherr machine is presently on plant location in good running
condition. The machine can be inspected cutting gears and charts are available
for review prior to inspection for the serious buyer. Customer has run the
machine and cut many parts, however the machine runs well and still
maintains cutting good quality gears.

Contact Rich Piselli to set up an under power inspection rich@PiselliEnt.com
or call 704-609-0766.