还进一步建立了锥形砂轮磨削前刀面和后刀面时的刀位轨迹模型，并研究了刀位轨迹与机床坐标系的转换关系。

Moreover, the tool paths models of wheel which grinding are builded and the post-processing technique for coordination transfer is studied.

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一种电动卷笔器，玩具电动机经齿轮减速装置与一中部为锥形，两端为空心圆筒的多刀刃卷笔刀筒机械连接。小砂轮套装在玩具电动机轴上。

An electric pencil sharpener USES a toy motor as power and is composed of conic casing with tubular ends, multi-edge cutter for wooden part and a small abrasive wheel for lead core.

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通过ANSYS分析我们发现，对于砂轮基盘的材料，钛合金是本次试验最佳的选择； 锥形是砂轮形状最佳的选择。

Titanium alloy was considered fit for the wheel core and taper type was the best shape for ultra-high speed wheel by ANSYS analysis.

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