High speed grinding machine: RAV. - Doimak - #1

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DOIMAK peel grinding machine model RAV is a high speed grinder which incorporates a CBN wheel. Peel grinding process is a longitudinal form grinding with a narrow wheel following a path similar to turning process. This grinding method offers a high degree of flexibility together with a high stock removal capacity. Different part geometry only requires to modify wheel path during grinding process. In order to make easier this change, the machine has a user friendly graphic interface by means of iconographic masks. The application of a high speed CBN wheel provides stock removal rates higher than 100 mm3 /s. Besides, the machine incorporates the latest technology in NC and digital drives, a very stiff mechanical design and a high dynamic response. All these data make that DOIMAK machine model RAV had three main characteristics: Flexibility, Accuracy and Production Capacity. TECHNICAL FEATURES • Distance between centres: 500 mm, 1.000 mm and 1.500 mm. • Maximum work piece diameter: 300 mm. • Wheelhead of 30 kW on hydrostatic bearings. • CBN wheel diameter: 400 mm. • Maximum peripheral speed: 140 m/s. • Maximum axes travel speed: 10.000 mm/min. • Sinumerik 840 D Control.