Sapphire cutting roller device

The utility model discloses a sapphire cutting roller device, including roller axle, tripod and line of cut, three groups that the roller axle was provided with parallel of each other are and be triangular configuration, and each group's roller axle includes roller cylinder body and the wire casing wheel of cover at the roller cylinder body surface, roller cylinder body's the first end and the transmission shaft fixed connection of machine body, roller cylinder body's second is held and is provided with the bearing connecting portion, the bearing connecting portion through install the bearing of tripod angle point department with the tripod is rotationally connected, line of cut spiral winding is three form three gauze face in the wire casing of wire casing wheel. The utility model discloses can increase the cutting stroke, reduce the inertia and the noise of roller operation simultaneously, reduce the power sum energy consumption of roller operation. 本实用新型公开了种蓝宝石切割罗拉装置，包括罗拉轴、三角架和切割线，所述罗拉轴设置有互相平行的三组并且呈三角形布置，每