作者: Daguo Yu , Rongtao Zhang , Ruixuan Li
关键词:
摘要: The existing guidance principle of deep-hole cutting tools has been used for more than 200 years. A novel is proposed based on the fluid wedge effect. stems from hydrodynamic lubrication in journal bearings and can prevent tool deviation during machining. wedge-shaped body fixed to drill tip shank. wall deep hole form four spaces, oil drawn into spaces films. Pressure develops film, forces films force together with shank be centered move along axis hole. resultant tends rectify tool, equals 228 N one example. Analysis calculation fi...