本文介绍了参数曲线的两种不同的实时插补算法，它们在提高数控系统的速度和精度方面具有很好的效果。
This paper proposes two different interpolation algorithms for parametric curve. These algorithms are of great value to improve the accuracy and machining speed of numerical control system.
计算实例表明，使用这个方法可以缩短插补计算时间，实时性好，插补精度高，进给速度波动范围小。
The simulation calculating shows that, the computing time can be shortened, the real-time operation is good, the interpolation accuracy is higher, and the feed speed is even.
该方法具有插补精度高、插补速度快的特点，能满足CNC系统实时性的要求，可提高渐开线轮廓零件的编程和加工效率。
The result shows that the method has a high speed and high accuracy characteristic and satisfied the real time demand of the CNC servo system. The processing efficiency of involution is improved.
计算机仿真结果表明该方法具有插补精度高，插补速度快的特点，完全满足CNC系统插补的实时性要求，极大地提高了摆线的加工效率。
The results show that the method has a high - speed and high - accuracy characteristic and satisfied the real time demand of the CNC system. The processing efficiency of cycloid is greatly improved.
计算机仿真结果表明该方法具有插补精度高，插补速度快的特点，完全满足CNC系统插补的实时性要求，极大地提高了摆线的加工效率。
The results show that the method has a high - speed and high - accuracy characteristic and satisfied the real time demand of the CNC system. The processing efficiency of cycloid is greatly improved.
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