名爵车标数控编程

目录铣削零件的CAD/CAM过程 1零件CAD 1零件加工工艺设计 2确定毛坯类型 2数控加工工艺分析 23零件CAM 4刀具路径的生成 4加工程序的生成 10CAM程序清单 11VNUC4.0加工仿真 13数控机床加工过程综述 17心得体会 18参考文献 19PAGEPAGE19CAD/CAM过程CAD进行三维立体造型，它的造型有关数据如截图所示。实际造型的结果如图3。图1造型参数图2三维造型零件加工工艺设计确定毛坯类型铣削零件毛坯类型：Φ120*120mm零件材料：塑料制造方法：数控铣削数控加工工艺分析1．工艺分析级精度。X平行。在工件下表面与平口钳之间放入精度较高的平行垫块垫块厚度与宽度适当yAZzA面为执行刀具长度补偿后的零点表面。精加工精加工精加工精加工零件图工序号零件名称材料夹具名称使用设备号名爵车标塑料机用虎钳三轴立式铣床工步号工步内容刀具规格刀具主轴转进给速度背吃刀量材料速/mm/r.min-1/mm1平面铣削Φ50面铣刀1400100052曲面粗加Φ20端铣刀100010003工3等高外形Φ10端铣刀高100010002粗加工环绕等距4 Φ4速钢10006000.5残料清角5 Φ410004000.5表一：名爵车标零件数控加工工序3 CAM刀具路径的生成先将三维模型导入Mastercam图3三维模型① 平面铣削：加工方式：双向切削；刀具选择：Φ50切削参数：进给率1000、Z轴进给率800、快速提刀、主轴转速1400、分两次铣削、最大粗切步进量为1mm；图4平面铣削加工参数选项卡图5平面铣削加工刀路仿真② 曲面粗加工：加工方式：曲面等高外形；刀具选择：Φ20端铣刀；切削参数：进给率1000、Z轴进给率600、快速提刀、主轴转速1000图6曲面粗加工参数选项卡图7曲面粗加工加工刀路仿真③ 等高外形粗加工：加工方式：环绕铣削；刀具选择：Φ10切削参数：进给率1000、Z轴进给率600、快速提刀、主轴转速1000、最大切削间距0.5；图8等高外形粗加工参数选项卡图9等高外形粗加工刀路仿真④ 环绕等距精加工：加工方式：环绕铣削；刀具选择：Φ4球刀；切削参数：进给率1000、Z轴进给率600、快速提刀、主轴转速1000、最大切削间距0.5；图10环绕等距精加工参数选项卡图11环绕等距精加工刀路仿真⑤ 残料清角精加工：加工方式：双向铣削；刀具选择：Φ4球刀；切削参数：进给率1000、Z轴进给率600、快速提刀、主轴转速1000、最大切削间距0.5；图12残料清角精加工参数选项卡图13残料清角精加工刀路仿真加工程序的生成CAM程序清单NCMPFAN所产生的程序。（3（由于程序过长，只取部分示例）%N166X-18.005Y-.228N242X-11.103Y15.637O0002N168X-18.03Y.295N244X-10.69Y15.917N100G90G0G17G40G49G80N170N172X-18.034Y.794X-18.035Y1.386N246N248X-10.271Y16.191X-9.857Y16.452N102G91G28Z0.N174X-18.01Y1.977N250X-9.55Y16.63N104S1000M3N176X-18.006Y2.032N252X-9.444Y16.7N106G0G90G54X-13.79N178X-18.009Y2.076N254X-9.105Y16.882Y-13.328N180X-18.037Y2.689N256X-9.032Y16.929N108Z19.775N182X-18.041Y3.188N258X-8.178Y17.373N110Z17.775N184Y3.805N260X-7.992Y17.457N112G1Z16.775F400.N186X-18.012Y4.424N262X-7.797Y17.559N114X-14.168Y-12.924N188X-18.021Y4.57N264X-7.458Y17.698F600.N116X-14.861Y-12.119

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