The structure and principle of two new types of cutting tools (bevel wedge type and eccentric type) for boring O-ring grooves have been introduced in this paper.
本文介绍了斜楔式和偏心式两种新型内孔挖槽刀具的结构和原理。
2
The feed regulation in ring rolling is researched on the basis of production of driven bevel gear blank in back bridge of EQ140 automobile in this paper.