Using a helical involute pinion surface to form the grinding worm surface, a helical face gear is formed via a two-parameter worm envelope.

针对面齿轮硬齿面磨削加工中存在的困难，提出用蜗杆砂轮磨削的双参数法来磨削面齿轮。

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Using a helical involute pinion surface to form the grinding worm surface, a helical face gear is formed via a two-parameter worm envelope.

借助一个渐开线斜齿圆柱齿轮的刀具齿面推导出蜗杆砂轮齿面，由蜗杆砂轮齿面经双参数包络生成斜齿面齿轮齿面。

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