目录第一章数控机床的产生与发展·······················································41.1数控车床的发展趋势··························································4第二章零件的工艺分析····································································52.1零件的用途··········································································52.2零件图的工艺分析······························································52.3零件的表面粗糙度·····························································62.4零件的尺寸精度··································································6第三章零件加工过程·········································································63.1正确选择工件坐标原点·······················································73.2确定对刀点、换刀点及刀点位置······································7第四章制定数控车削加工工艺方案················································84.1加工工序的划分····································································84.2.加工顺序的确定·····································································104.3加工路线的确定·····································································10第五章工具的选择···············································································115.1毛坯的选择··············································································115.2机床的选择··············································································115.3刀具的选择··············································································135.4量具的选择···············································································145.5夹具的选择···············································································15第六章切削参数的确定·········································································156.1确定主轴转速·····································...
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