采用实验研究和数值模拟的方法，分析了工件预加工孔径和孔型参数对厚壁筒体翻孔工艺的影响。
Influence of the workpieces pre-hole diameters and passes on thick-wall cylinders hole flanging is investigated by experiment and numerical simulation.
基于这些方程在ANSYS软件上实现了对厚壁筒形工件连续感应热处理的计算机模拟计算。
Based on these equations, continuous induction heat treatment of the thick wall tube, including heating, quenching and tempering, is simulated by finite element method on ANSYS software.
对厚壁件内孔拉削精度进行了试验研究，结果表明：刀具初期磨损阶段，工件孔径尺寸偏大，且变化较快；
Experimental study of broaching precision of heavy wall workpiece shows that workpiece aperture turns large in initiative wearing stage of the tool, and the change is fast;
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