CNC Universal Grinding Machines

Omicron Cnc 3615 Grinding Machines Robbi Group
  • Universal CNC grinding machines meet the needs of medium-high production.
  • They are also suitable for the processing of small lots
  • They are equipped with the latest generation of Siemens 840Di sl system
  • Cycle with optimized geometrical parameters and work.
  • Suitable camber machining of high precision
  • The grinding wheel can be profiled for geometries created specifically for the type of production required.
    On request:
  • automatic measurement devices.
  • Third axis interpolated and software tailored (to perform high precision operations)


  • C-axis B-axis controlled continuously or indexed
  • grinding spindle hydrodynamic, hydrostatic or electric spindle
  • moving table
  • Mobile Mola
  • Fairings completely closed
  • Connecting to Robot Manipulators


  • frutto di anni di esperienza
  • permette cicli di rettifica di particolari complessi in modo semplice e intuitivo
  • auto apprendimento nella programmazione posizionamenti tavola nei cicli.


  • grinding of curved cylinders and respective measuring cycle,
  • grinding of rubber cylinders,
  • non-circular elements and cams rectification,
  • diamond dresser with CAD program loaded profile


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Omicron Cnc 3615 Grinding Machines Robbi Group


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Precision Degree

Robbi CNC grinding machines are according to the international precision normes ISO 2433
The the table movement linearity is guaranteed by a maximum deviation of 0.002 mm/m
Surface finish degree: Ra 0.2 μ (**)
The obtainable grinding roundness is:

  • grinding between centers   0.3 μ (**)
  • grinding with live spindle     0.4 μ (**)

(**) For a test workpiece ground in Robbi factory during machine testing