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1·The method for machining the roulette comprises the following steps: step one, a machined part is clamped on a frock clamp;

加工骑缝孔的加工步骤是，第一步：将被加工零件装夹在工装夹具 上；

2·The invention belongs to the field of mechanical machining and relates to a method for machining a roulette and a frock clamp thereof.

本发明属于机械加工领域，涉及一种骑缝孔的加工方法及工装夹 具。

3·At the same time of technical design, problems of machine, software, frock and clamp are taken into account in three technical projects.

在工艺的设计同时，也在三个工艺方案中考虑到机床、软件、工装和夹具的问题。