LIEBHERR LC 82

•  
  Reference number 1049-685908

  Manufacture Year 1995

  Operation Hours not applicable

• Vendor

  Hans-Jürgen Geiger Maschinen-Vertrieb GmbH
  James-Watt-Straße 12
  72555 Metzingen

  Germany

  

• Main Category

  Metal working machines

• Category

  Gear Cutting Machines

• Type of Machine

  Gear milling machines

• Sort of Machine

  Horizontal gear hobbing machines

• Manufacturer

  LIEBHERR

• Control

  SIEMENS 840 C

• Technical data

  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

• Description

  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 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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• State

  Used