It has conquered the old method in machining the pipe of bus frame, which depend on aptotic mould formerly.

克服了依靠固定具工车辆骨架弧度管方法的点。

In this paper,the cam explorator in contour lathe is designed direct according to the contour of primary products with the mathematical analogue of the working course of the cam。

通过对凸轮工过程的拟，利用原始产品凸轮外来直接设计凸轮车床的靠。