本文介绍同心式内径定心矩形花键拉刀的设计特点和使用中的优点。
In this article, rectangular spline broach of the concentric form and internal diameter centering is introduced; and its design characteristics and advantages of the application are depicted.
根据国家标准关于对称度的检测规定，推导出了矩形花键拉刀对称度的检测方法。
On the basis of the national standard regarding testing symmetricity, the testing method for the symmetricity of rectangular spline broaches was put forward.
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