The Hazard and It's Correcting Methods of Alignment Error between Tool-tip and Spindle Center of NC Lathe;
数控车床刀尖与主轴中心对准误差的危害及纠正方法
In order to inquiry into the grinding characteristics of cemented carbide cutting tools, the ground point appearances of eight kinds of cemented carbide inserts are investigated by contrast test.
为探讨硬质合金刀具的研磨特性,对8种硬质合金刀片研磨后的刀刃状态进行了对比试验研究,提出利用刀尖附近切削刃的微特征及参数来综合评价薄层切削刀具的修磨质量,并分析了研磨条件和材料金相组织对刀尖状态的影响。
To meet the need of high accuracy in NC machining,several errors and its cause have been analyzed from actual geometric angle of tool because tool tip of NC programming differs from cutting point of tool.
根据数控加工高精度制造的需要,从刀具实际几何角度分析编程刀尖点与切削刃切削点不重合而产生加工误差的几种情况和原因,阐明根据数控系统的补偿原理减小这种误差的基本方法和G41,G42,G40指令的应用技巧,对优化编制数控加工程序、保证加工精度有积极作用。
The Tool Tip Offset in NC Turning;
研究了刀尖点与基准点运动轨迹之间的关系,揭示了刀具位置补偿的实质,提出了计算补偿量的具体方法,阐明了刀具位置补偿的建立、补偿及取消的全过程。
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