with the new grinding machine model steel linear both reciprocating and slow creep-feed grinding operations can be carried out so to obtain concave or convex profiles both crosswise and longitudinally. this machine can be......with the new grinding machine model steel linear both reciprocating and slow creep-feed grinding operations can be carried out so to obtain concave or convex profiles both crosswise and longitudinally. this machine can be equipped with supplementary devices such as side wheelheads and dividing heads for grinding any parts of complex configuration, which normally would require several set-ups. this eliminates problems concerning work-in-process and therefore increases the productivity of the machine. rosa system vii cnc (siemens sinumerik 840 di) unit. the table runs on preloaded crossed-roller monorails which prevent the negative stick-slip effect and offer a damping effect as to vibrations. the vertical axis and the cross axis are driven by ballscrews with double preloaded screw-nut, powered by ac brushless motors, whose motion is controlled by an encoder or, on request, by optical scales with millesimal resolution. the standard power-rate of the wheel motor is 11 kw (available as an option up to 22 kw). digital linear motor for table axis (x): fmax=6.500 nm. maximum cube which can be ground: 1500x750x600 (h)mm.
