CNC Universal Grinding Machines

• 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

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