By the test results and some relevent theories, the wear mechanism of the cutting tool and the extrusion mechanism beteen the cutting tool and the cutted surface of workpiece in cutting alpax piston ring grooves have been researched.

• 根据试验结果及有关理论，对切削环槽过程中副后刀面与已加工表面之间的熨压机理、刀具磨损机理进行了较为深入的研究、探讨。