ROBBI CNC Universal Grinding Machines. Equipped with the latest-generation of SIEMENS 840D sl control system. The work cycle can be optimised in-process with geometrical and working parameters. The CNC version allows the operator to profile the grind wheel in relation to geometries specifically created for the type of production required.
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Machine Specifications
CNC 8030
Maximum distance between centres
3000mm
Maximum grinding length
3000mm
Height of centres over table
400 - 500mm*
Swing over table
795 - 995mm*
CNC 8040
Maximum distance between centres
4000mm
Maximum grinding length
4000mm
Height of centres over table
400 - 500mm*
Swing over table
795 - 995mm*
CNC 8050
Maximum distance between centres
5000mm
Maximum grinding length
5000mm
Height of centres over table
400 - 500mm*
Swing over table
795 - 995mm*
CNC 8060
Maximum distance between centres
6000mm
Maximum grinding length
6000mm
Height of centres over table
400 - 500mm*
Swing over table
795 - 995mm*
*On request
Machine is equipped with:
CNC SIEMENS SINUMERIK 840D sl, PCU 50.3
Wheelhead and table automatic electronic feed controlled by motors brushless
Incremental optic rule for micro positioning of wheelhead
Re-circulating ball screw with preloaded nut for wheelhead and table movement
Anti-friction material on wheelhead guides
Electric installation, in cooled cabinet
Hydraulic unit for tailstock control
Pneumatic unit
Centralised lubrication
Table manual swivelling system for taper grinding with dial gauge
Standard Equipment
Coolant magnet cleaner and coolant paper roll cleaner, complete with electric equipment and coolant tank
Straight wheel dressing unit (diamond optional) mounted on tailstock
Grinding wheel diam. mm. 760, thickness mm. 120, hole mm. 305
Grinding wheel flange
Wheel balancing arbor
Wheel extractor
Additional pulley for wheel motor
2 hard metal tipped centres
Set of levelling screws and plates
2 cloth bellows for protection of table guides
Sliding doors
Set of service spanners & Set of hexagonal spanners
10 Kg. oil for wheel spindle lubrication & 10 Kg. oil for guide lubricating
