DESCRIPTION & SPECIFICATIONS
ROBBI IGR 600 Internal Grinding Machines are available as CNC & Semi Automatic versions. Maximum internal grinding diameter of 250mm. Siemens control.
SPECIFICATION |
ROBBI IGR 600 | |
| Maximum internal grinding diameter | 250mm | |
| Height of centres over table | 180 / 230mm | |
| Maximum cantilever weight (150mm from spindle nose | 80Kg | |
| Maximum distance between headstock & grinding spindle | 1200mm | |
| Maximum diameter of grinding spindle | 120mm | |
| Maximum table swivel | +8 deg / -4 deg | |
| Table speed | 0-4000mm/min |
CNC & SEMI AUTOMATIC VERSIONS AVAILABLE
CNC (SIEMENS 840DI) & SEMI AUTOMATIC (T6 PLC) VERSIONS AVAILABLE
ROBBI T6 PLC VERSION INCLUDES:
- Control panel SIEMENS TP 700 for easy programming of grinding cycles
- Wheelhead and table position visualized on operator panel
- Programmable grinding cycles: plunge and pass
- Program up to 12 different diameters, in a single grinding cycle
- Possibility to update the operative panel, with the correction of each diameter
- Manual grinding cycle, with stop of the grinding wheel feed once the programmed diameter has been reached
- Automatic grinding wheel dressing cycle with compensation of all the grinding dimensions
- In-process measuring gauge and gap control systems (Option)
AUTOMATIC GRINDING CYCLES, PLUNGE AND PLUNGE AND PASS WITH PARAMETERS:
- Stock removal – rough and finish
- Automatic increments – rough and finish, for pass grinding cycles
- Automatic feeds – rough and finish, for plunge grinding cycles
- Dwell – table inversion
- Sparkout time
- Sparkout pass
PRECISION DEGREE
ROBBI grinding machines are built in accordance to the international precision Standards ISO 2433. The table movement linearity is guaranteed within a maximum deviation of 0,002 mm/m. Surface finish degree: 0,2 Ra µ (**). The obtainable grinding roundness is (with live spindle) 0,4 µ (**)
(**) For a test workpiece ground in our factory during machine testing.
