刀尖圆弧半径对数控车削加工精度影响的分析及误差补偿方法的研究  

Study on nc lathe machining precision and error compensation methods with the affects of cutting tool tip's radius

作　　者：张有才[1] 

机构地区：[1]扬州大学机械工程学院,江苏扬州225009

出　　处：《机械》2008年第5期54-59,共6页Machinery

摘　　要：详细地分析了数控车削加工中,在车削内外圆柱面、台肩面、端面、内外圆锥面以及车削不同象限凹凸圆弧面时,刀尖圆弧半径的大小对加工精度的影响。导出了不同加工情况中误差大小的计算方法和误差方向的确定方法。论述了在各种不同加工情况下,误差的人工补偿和机床补偿方法。Analyzing the rules in details about following facts how to affect the numerical control lathe machining precision, such as： inner and outside cylinder surface, axle step surface, axle end surface, inner and outside cone surface. Study numerical control lathe machining precision with the different of cutting tool tip＇s radius and hellow and protruding round arc surface in different field. Given the error calculating methodes and error direction deciding rule. Discussing the machining error man-made and machining tool compensation methods.

关 键 词：假想刀尖点 刀尖圆弧中心 刀心轨迹 编程轨迹 

分 类 号：TG501[金属学及工艺—金属切削加工及机床]