高效实用的多轴铣郑州轻型汽车制造厂（４５０００４）王永彬我厂生产的ＥＱ１０６０Ｆ三吨车车门铰链零件如图１所示，该零件有３个长孔，３长孔的原加工工艺是先钻孔，后冲长孔，结果冲出的长孔外缘凸出，严重影响零件的强度和装配。以后我们将原工艺的冲长孔改为铣长孔... Efficient and practical multi-axis milling Zhengzhou Light Automobile Factory (450004) Wang Yongbin I plant the EQ1060F three-ton car door hinge parts shown in Figure 1, the part has three long holes, three long holes of the original processing technology is first drill Hole, punching long hole, the results of the long hole out of the protruding punch, a serious impact on the strength of parts and assembly. Later, we will change the original process of long holes punched long holes ...