The Voumard®  VM 150 machine from Hardinge is a multi-purpose tool that has been developed specifically for ID/OD grinding operations with medium- to large-sized workpieces in volume production and small batches.

Standard applications of the Voumard®  VM 150 machine are grinding operations on parts for:

  • Fuel injection systems
  • Bearings
  • Hydraulic components

Equipment

  • Single spindle stock with two parallel spindles (for highest throughput) or four-position NC indexing spindle turret (for improved flexibility) allow several ID/OD grinding operations with various grinding wheels on the same workpiece
  • High-precision X- and Z-axis
  • Numerical or manual controlled B-axis available for angular swivel of the workhead for taper grinding
  • Comes with workhead for chuck workholding or with devices for centerless grinding
  • Several dressing tools available for traditional and CBN grinding wheels

Loading/ Unloading Options

  • Automatic loading or unloading with double arm device
  • Manual loading  or unloading
  • Robot
  • Gantry loader

Technical Data

Source: Hardinge Inc.

  Voumard 150
Grinding capacities  
internal diameter, up to max. 200 mm + grinding wheel Ø
external diameter 260 mm - grinding wheel Ø
max. recommended depth 250 mm
Chuck max. dimensions (swing diameter)  
a) in standard splash guard 380 mm
b) over workhead table 350 mm
c) in the gap 500 mm
Chucking equipment  
programmable rotation speed 0 ÷ 850 min-1 oder 560 min-1
max. compounded weight 200 or 250 daN/100 mm
axial clamping force 750 or 1200 daN
X and Z axes  
useable X travel 230 mm
useable Z travel 500 mm
resolution 0,1 μm
max. traverse speed X = 10 m⋅min-1 / Z = 20 m⋅min-1
Centre height  
over workhead table 200 mm
Weight 5000 to 6000 kg

 All data is subject to change without notice

Controls

  • Remote diagnosis system for fast troubleshooting
  • Fanuc CNC including proprietary VOUMARD graphical user interface
  • Offline programming tool provided on external computer reduces downtime while developing new grinding sequences

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