| Model |
| Manufacturer |
Liebherr |
| Model |
LC-82 |
| Serial Number |
0803 |
| Year of manufacture |
1993 |
| Description |
| This machine is being offered as is or fully recertified by MTB. We can also offer it with a full rebuild or recontrol (Call for details). See below for detailed definiton of our optional machine recertification process. MTB can also offer complete tooling packages to tool this machine up for a new part or part family if required (Call for details). |
| Mechanical Specifications |
| Number of CNC controlled axes |
5 |
|
|
|
| Number of CNC controlled spindles |
1 |
| Pitch rating |
8.47 |
DP |
3 |
Mod |
| Worktable diameter |
4.921 |
in |
125 |
mm |
| Maximum workpiece diameter |
4.921 |
in |
125 |
mm |
| Worktable bore diameter |
3.150 |
in |
80 |
mm |
| Maximum axial travel |
9.843 |
in |
250 |
mm |
| Minimum axial position |
3.543 |
in |
90 |
mm |
| Maximum axial position with loader |
10.630 |
in |
270 |
mm |
| Maximum usable axial travel with loader |
7.087 |
in |
180 |
mm |
| Maximum radial center distance |
6.299 |
in |
160 |
mm |
| Minimum radial center distance |
0.394 |
in |
10 |
mm |
| Maximum Worktable RPM |
150 |
RPM |
| Maximum hob diameter |
3.543 |
in |
90 |
mm |
| Maximum hob length |
7.874 |
in |
200 |
mm |
| Maximum hob shift travel |
7.087 |
in |
180 |
mm |
| Maximum swivel angle |
-45 |
deg |
45 |
deg |
| Hob speed range (Infinitely Variable) |
200 |
to |
2000 |
RPM |
| Hob Spindle Power |
9.4 |
HP |
7.5 |
kW |
| Rapid traverse radial |
147.638 |
in/min |
3750 |
mm/min |
| Rapid traverse axial |
147.638 |
in/min |
3750 |
mm/min |
| Rapid traverse tangential |
147.638 |
in/min |
3750 |
mm/min |
| Machine Weight |
20902 |
lbs |
9500 |
kg |
| Plant power |
460 |
VAC |
60 |
Hz |
| Features |
| Tailstock with spring pressure advance |
| Liebherr HSL loader (triple grippers with chain magazine) |
| Motorized hob head |
| Hob head configured for wafer (shank) style hobs |
| Loader configured for shaft parts with stake driver |
| Controls |
| Fanuc 15-MB |
| Base Software |
| Two passes (same or alternating directions) |
| Hobbing of four sequential gears in one cycle |
| Inch / Metric switchable |
| Incremental shifting by part count |
| Crowning with high point offset capability |
| Taper compensation |
| Axial or radial/axial cycles |
| Radial only cycle |
| Programmable dwell |
| Automatic overtravel and approach calculations |
| Tool offsets for quick size changes |
| Multiple program storage and retrieval |
| Automatic or manual hob swivel angle calculation |
| Optional Software |
| Custom cycles available upon request |
| Machine Includes |
| Integral Coolant Tank |
| Rear discharge chip conveyor |
| Two copies of the operations manuals |
| Two copies of the maintenance documentation |
| Machine Recertification (Optional) |
| All cycles will be tested and are fully functional |
| All features will be tested and verified as fully functional |
| All defective controls will be replaced or repaired |
| All defective sensors will be replaced |
| All filters will be changed |
| All worn hoses will be replaced |
| Coolant system checked for problems |
| Coolant tank and chip collection system cleaned |
| Hob head will be checked for problems |
| Hydraulic system drained and cleaned |
| Machine will be thoroughly cleaned |
| Ways and gibs checked for problems |
| Work table drive system checked for problems |
| Coolant tank and chip collection system cleaned |
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| The aforementioned description and listing of specifications and accessory equipment is correct and accurate to the best of our knowledge. However, it should not be considered binding in any regard, as we reserve the right to change and/or alter same without prior notice. Consequently the buyer is responsible for confirming same, upon physical inspection and inventory of the machine(s) and all related accessory equipment. |
