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1、机械CAD/CAM课程设计说明书系别：机械工程学院班级：机制1671学号: 姓名: 2015年12月04日 目录一实体造型设计41.构造长方体42.构建凸台53.创建内轮廓64.作通孔75.创建阶梯孔76.作U形凹面8二零件加工设计81.零件粗加工设计82.精加工零件设计93.轨迹仿真10三后置处理101.生成等高线粗加工G代码102.生成等高线精加工G代码133.生成工艺清单15四宇龙仿真加工171.选择机床172.机床回零173.定义毛坯174.选择夹具175.放置零件186.选择刀具197.对刀198.输入程序209.自动加工21五总结21六参考文献22机械CAD/CAM课程设计任务书专
2、 业机械制造与自动化班 级机制1671姓 名学号30设计题目32号图CAXA制造仿真全过程及宇龙数控加工仿真设计要求1 完成给定零件的绘制、造型；设定设备参数；刀具参数；生成粗、精加工轨迹；生成G代码及工艺清单，在宇龙数控仿真软件，完成轨迹仿真。2 设计说明书一份（包括设计过程的所有内容及后记）。3 设计时间：一周。 2015年 12 月4 日设计过程一实体造型设计 1.构造长方体 1）打开CAXA制造工程师，单击零件特征树的，选定该平面为“草图0”基准平面。 2）单击右键，在弹出的快捷菜单中选择“创建草图”，进入草图状态。如图1-2所示。 图1-2 图1-3 3）单击矩形按钮，选择“中心-长
3、-宽”方式，输入长度为160，宽度为120，中心坐标为原点，如图1-3所示。 4）按F2键退出草图状态，按F8切换为三位图形显示状态。 5）单击“拉伸增料”，选择“固定深度”，输入深度为28.5，拉伸对象为“草图0”，结果如图1-5 图1-5 图2-1 2. 构建凸台 1）单击长方体上表面为“草图1”的平面基准，单击右键选择“创建草图”，进入草图状态。如图2-1所示 2）单击“相关线”，选择“实体边界”，选择长方体下边线，单击“等距线”，选择“单根曲线、等距”，输入距离25，单击长方体下边线向上等距25。 3）单击“直线”，选择“角度线、X轴夹角”输入角度55，输入定位点坐标（-65，-35）
4、，朝上作一根角度线，继续选择“角度线、Y轴夹角”输入角度35，输入定位点坐标（65，-35），作另一根朝上的角度线与第一根角度线相交，如图2-3所示。 图2-3 图2-4 4）单击“整圆”，选择“圆心、半径”，分别以（-65，-35）和（65，-35）为圆心作半径为20和25的整圆，单击“曲线裁剪”删去多余线条如图2-4所示。 5）单击“曲线过渡”输入半径5，依次选择下面四个尖角将其倒圆角，然后输入半径10，倒上面尖角为r10的圆弧，结果如图2-5所示。 图2-5 图2-6 6）按F2退出草图，按F8以三维图形显示，单击“拉伸增料”，选择“固定深度”，输入深度为10，单击确定，结果如图2-6所
5、示。 3.创建内轮廓 1）选择凸台上表面为“草图2”的平面基准，单击右键选择“创建草图”，进入草图模式，按F5用XOY显示。 2）点击“相关线”，选择“实体边界”，选择创建凸台的两条角度线草图，点击“等距线”选择“单根曲线、等距”输入距离10，分别将两条角度线朝下等距10。 3）点击“直线”，选择“水平/铅垂线、水平”，长度默认，输入放置坐标（0,0） 4）点击“平面镜像”，选择“拷贝”，分别选择水平线的一端与另一端为镜像轴的首点和末点，单击两条等距线，然后单击右键，结果如图3-4所示。 图3-4 5）点击“曲线过渡”，选择“圆弧过渡”，输入半径10，单击四边形相邻两条线，点击“删除”，删去多
6、余线段，结果如图3-5所示。 6）按F2退出草图，按F8三维图形显示，单击“拉伸除料”，选择“固定深度”，输入深度10，选择“草图2”，单击确定，结果如图3-6所示。 图3-6 图4-2 4.作通孔 1）选择长方体上表面为“草图3”的平面基准，单击右键，选择“创建草图”，按F5以XOY显示。 2）点击“整圆”，选择“圆心、半径”，分别以圆心（-55,20）和（55,20）作半径为6和半径为19的整圆，按F2退出草图，结果如图4-2所示。 3）按F8以三维图形显示，点击“拉伸除料”选择“固定深度”输入深度为28.5，单击确定，结果如图4-3所示。 5.创建阶梯孔 1）选择长方体上表面为“草图4”
7、的平面基准，单击右键，选择“创建草图”， 2）点击“整圆”，选择“圆心、半径”，以圆心（-55,20）作半径为7.5的圆，按F2退出草图，结果如图5-2所示。 3）点击“拉伸除料”选择“固定深度”输入深度5，单击确定，结果如图5-3所示。 图4-3 图5-2 图5-3 图6-46.作U形凹面 1）以长方体上表面为基准，单击右键进入草图模式，按F5以XOY显示 2）点击“相关线”选择“实体边界”，单击长方体右边和下面的两根线，点击“等距线”将两根线分别向左和向上等距15和17，相交于一点。 3）点击“整圆”选择“圆心、半径”，以相交点为圆心作半径为8的圆。 4）点击“直线”选择“两点线、连续、正
8、交”分别过圆顶点做两条直线，如图6-4所示. 5）点击“曲线裁剪”删除多余曲线，结果如图6-5所示。 图6-5 图6-6 6）按F2退出草图，点击“拉伸除料”输入深度为10，单击确定，结果如图6-6所示 至此，零件造型设计已完成二零件加工设计1.零件粗加工设计 1）定义毛坯：点击“加工”菜单，选择“定义毛坯”，选择“参照模型”,如图2-1-0所示；点击确定按F8，结果如图所示2-1-1 图2-1-0 图2-1-1 2）点击“加工”菜单，选择“粗加工、等高线粗加工”，设定参数1如图2-1-2.0所示，设定参数2如图2-1-2.1所示。 图2-1-2.0 图2-1-2.13）选择“刀具参数”，选择
9、半径为5的平面铣刀，参数如图2-1-3所示 图2-1-3 图2-1-4 4）点击“确定”，单击左键选择加工边界，右键确认，生成加工路线如图2-1-4所示。 2.精加工零件设计1）点击“加工”菜单选择“精加工、等高线精加工”，设置合理参数如图2-2-1所示 图2-2-1 2）点击“确定”，左键选择加工边界，右键确认，单击右键生成精加工轨迹路线如图2-2-2所示。 图2-2-2 图2-3-13轨迹仿真1)点击“加工”菜单，选择“轨迹仿真”，单击左键选择等高线粗加工轨迹和等高线精加工轨迹，单击右键进入“轨迹仿真”界面，点击，点击“播放”，仿真加工结束后如图2-3-1所示。三后置处理1.生成等高线粗加
10、工G代码 1）点击“加工”菜单选择“后置处理、生成G代码”。2）在弹出的窗口中选择文件要保存的路径，输入文件名，点击“保存”，单击左键选择刀具轨迹为等高线粗加工，单击右键，弹出已保存的G代码文件窗口。等高线粗加工G代码：N10G90G54G00Z100.000N12S3000M03N14X0.000Y0.000Z100.000N16X-80.000Y-67.500N18Z53.500N20G01Z43.500F100N22Y-60.000F800N24Y60.000F1000N26X80.000N28Y-60.000N30X-80.000N32X-75.000Y-55.000F800N34Y5
11、5.000F1000N36X75.000N38Y-55.000N40X-75.000N42X-70.000Y-50.000F800N44Y50.000F1000N46X70.000N48Y-50.000N50X-70.000N52X-65.000Y-45.000F800N54Y45.000F1000N56X65.000N58Y-45.000N60X-65.000N62X-60.000Y-40.000F800N64Y40.000F1000N66X60.000N68Y-40.000N70X-60.000N72X-55.000Y-35.000F800N74Y35.000F1000N76X55.000
12、N78Y-35.000N80X-55.000N82X-50.000Y-30.000F800N84Y30.000F1000N86X50.000N88Y-30.000N90X-50.000N92X-45.000Y-25.000F800N94Y25.000F1000N96X45.000N98Y-25.000N100X-45.000N102X-40.000Y-20.000F800N104Y20.000F1000N106X40.000N108Y-20.000N110X-40.000N112X-35.000Y-15.000F800N114Y15.000F1000N116X35.000N118Y-15.00
13、0N120X-35.000N122X-30.000Y-10.000F800N124Y10.000F1000N126X30.000N128Y-10.000N130X-30.000N132X-25.000Y-5.000F800N134Y5.000F1000N136X25.000N138Y-5.000N140X-25.000N142X-21.667Y-1.667F800N144Y1.667F1000N146X21.667N148Y-1.667N150X-21.667N152Z50.000F100N154G00X-80.000Y-67.500N156Z48.500N158G01Z38.500F100N
14、160Y-60.000F800N162Y60.000F1000N164X80.000N166Y-60.000N168X-80.000N170X-75.000Y-55.000F800N172Y55.000F1000N174X75.000N176Y-55.000N178X-75.000N180X-70.000Y-50.000F800N182Y50.000F1000N184X70.000N186Y-50.000N188X-70.000N190X-65.000Y-45.000F800N192Y45.000F1000N194X65.000N196Y-45.000N198X-65.000N200X-60.
15、000Y-40.000F800N202Y40.000F1000N204X60.000N206Y-40.000N208X-60.000N210X-55.000Y-35.000F800N212Y35.000F1000N214X55.000N216Y-35.000N218X-55.000N220X-50.000Y-30.000F800N222Y30.000F1000N224X50.000N226Y-30.000N228X-50.000N230X-45.000Y-25.000F800N232Y25.000F1000N234X45.000N236Y-25.000N238X-45.000N240X-40.
16、000Y-20.000F800N242Y20.000F1000N244X40.000N246Y-20.000N248X-40.000N250X-35.000Y-15.000F800N252Y15.000F1000N254X35.000N256Y-15.000N258X-35.000N260X-30.000Y-10.000F800N262Y10.000F1000N264X30.000N266Y-10.000N268X-30.000N270X-25.000Y-5.000F800N272Y5.000F1000N274X25.000N276Y-5.000N278X-25.000N280X-21.667
17、Y-1.667F800N282Y1.667F1000N284X21.667N286Y-1.667N288X-21.667N290Z48.500F100N292G00Z50.000N294X78.708Y67.500N296Z43.500N298G01Z33.500F100N300G02X87.500Y54.951I-4025.395J-2829.626F800N302G01Z43.500F100N304G00Z50.000N306X-87.500Y54.945N308Z43.500N310G01Z33.500F100N312G02X-85.697Y57.503I2494.425J-1756.9
18、00F800N314G03X-84.389Y59.361I-2927.353J2061.723N316G03X-78.679Y67.500I-3237.799J2277.624N318G01Z43.500F100N320G00Z50.000N322X72.595N324Z43.500N326G01Z33.500F100N328G02X77.865Y60.000I-3970.853J-2795.682F800N330G02X80.000Y56.952I-3641.986J-2554.064F1000N332G02X87.500Y46.209I-3984.820J-2789.779F800N334
19、G01Z43.500F100N336G00Z50.000N338X-87.500Y46.248N340Z43.500N342G01Z33.500F100N344G02X-81.610Y54.622I2552.805J-1789.315F800N346G03X-80.299Y56.484I-2941.315J2071.716N348G01X-80.000Y56.910N350G03X-77.829Y60.000I-3096.214J2177.463F1000N352G03X-72.578Y67.500I-3323.472J2332.462F800N354G01Z43.500F100N356G00
20、Z50.000N358X66.478N360Z43.500N362G01Z33.500F100N364G02X71.756Y60.000I-3972.915J-2801.373F800N366G02X80.000Y48.225I-3968.959J-2787.483F1000N368G02X83.631Y43.015I-3973.304J-2773.057F800N370G03X87.500Y37.470I3716.660J2589.001N372G01Z43.500F100N374G00Z50.000N376X-87.500Y37.523N378Z43.500N380G01Z33.500F1
21、00N382G02X-80.000Y48.227I2566.510J-1790.236F800N384G02X-77.524Y51.741I2426.414J-1707.517F1000N386G03X-76.210Y53.608I-3517.127J2476.704N388G03X-71.722Y60.000I-3281.247J2308.122N390G03X-67.962Y65.377I-3241.262J2270.693F800N392G02X-67.473Y66.067I44.720J-31.219N394G01X-67.273Y66.343N396G02X-66.469Y67.50
22、0I1343.055J-932.790N398G01Z43.500F100N400G00Z50.000N402X60.359N404Z43.500N406G01Z33.500F100N408G02X65.645Y60.000I-4131.279J-2917.338F800N410G02X79.528Y40.158I-3987.446J-2804.690F1000N412G01X80.000Y39.480N414G03X87.500Y28.750I3886.697J2708.667F800N416G01Z43.500F100N418G00Z50.000N420Y-59.802N422Z43.50
23、0N424G01Z33.500F100N426G02X82.605Y-67.033I-52.310J30.141F800N428G01Z43.500F100N430G00Z50.000N432X-87.500Y28.769N434Z43.500N436G01Z33.500F100N438G02X-80.000Y39.525I2576.685J-1788.575F800N440G02X-73.437Y48.860I2528.715J-1770.926F1000N442G03X-72.120Y50.731I-2560.472J1803.568N444G03X-65.619Y60.000I-3315
24、.294J2332.030N446G03X-63.862Y62.515I-3859.649J2698.454F800N448G02X-63.417Y63.142I40.869J-28.528N450G01X-63.192Y63.454N452G02X-60.374Y67.500I1730.451J-1202.186N454G01Z43.500F100N456G00Z50.000N458X54.236N460Z43.500N462G01Z33.500F100N464G02X59.530Y60.000I-3946.412J-2791.312F800N466G02X75.424Y37.301I-39
25、58.830J-2788.931F1000N468G03X80.000Y30.745I3903.601J2719.489N470G03X86.881Y20.930I3872.025J2707.138F800N472G02X87.500Y20.135I-43.644J-34.626N474G01Z43.500F100N476G00Z50.000N478Y-47.821N480Z43.500N482G01Z33.500F100N484G02X75.617Y-67.500I-52.313J18.161F800N486G01Z43.500F100N488G00Z50.000N490X-80.767Y-
26、67.461N492Z43.500N494G01Z33.500F100N496G02X-87.500Y-58.568I40.346J37.544F800N498G01Z43.500F100N500G00Z50.000N502Y19.985N504Z43.500N506G01Z33.500F100N508G02X-80.000Y30.795I2567.246J-1773.203F800N510G02X-69.351Y45.979I2550.651J-1777.643F1000N512G03X-68.030Y47.854I-3198.378J2252.561N514G03X-59.762Y59.6
27、53I-3304.201J2324.241N516G02X-59.518Y60.000I34.187J-23.849N518G02X-59.362Y60.217I34.771J-24.750F800N520G01X-59.111Y60.566N522G02X-54.273Y67.500I1701.671J-1182.125N524G01Z43.500F100N526G00Z50.000N528X48.110N530Z43.500N532G01Z33.500F100N534G02X53.413Y60.000I-3948.375J-2797.020F800N536G02X71.321Y34.444
28、I-3970.385J-2801.324F1000N538G03X80.000Y22.028I3882.273J2704.529N540G03X82.876Y17.933I3702.040J2596.534F800N542G02X87.500Y11.045I-39.442J-31.478N544G01Z43.500F100N546G00Z50.000N548Y-38.136N550Z43.500N552G01Z33.500F100N554G02X84.700Y-42.590I-44.062J24.589F800N556G02X83.364Y-44.380I-32.665J22.989N558G
29、02X80.000Y-52.671I-48.172J14.718N560G02X75.401Y-60.000I-44.820J23.015F1000N562G02X68.441Y-67.500I-40.218J30.343F800N564G01Z43.500F100N566G00Z50.000N568X-73.568N570Z43.500N572G01Z33.500F100N574G02X-87.174Y-47.954I33.141J37.579F800N576G02X-87.500Y-47.078I36.755J14.188N578G01Z43.500F100N580G00Z50.000N5
30、82Y11.172N584Z43.500N586G01Z33.500F100N588G02X-80.000Y22.036I2558.356J-1758.230F800N590G02X-65.264Y43.097I2554.873J-1771.851F1000N592G03X-63.941Y44.977I-3877.691J2730.762N594G03X-55.663Y56.791I-3312.385J2329.978N596G02X-55.307Y57.293I32.862J-22.939N598G01X-55.030Y57.677N600G02X-53.413Y60.000I1645.80
31、5J-1143.129N602G02X-48.164Y67.500I1697.849J-1182.884F800N604G01Z43.500F100N606G00Z50.000N608X41.981N610Z43.500N612G01Z33.500F100N614G02X47.292Y60.000I-3950.341J-2802.735F800N616G02X67.218Y31.587I-3955.138J-2794.920F1000N618G03X78.875Y14.930I3898.207J2715.675N620G02X80.000Y13.470I-35.559J-28.566N622G
32、02X87.500Y-2.361I-36.566J-27.015F800N624G01Z43.500F100N626G00Z50.000N628Y-24.729N630Z43.500N632G01Z33.500F100N634G02X80.612Y-39.712I-44.064J11.183F800N636G02X80.000Y-40.554I-28.170J19.818N638G02X78.851Y-42.007I-28.047J21.015F1000N640G02X68.928Y-60.000I-43.664J12.347N642G02X60.229Y-67.500I-33.747J30.
33、348F800N644G01Z43.500F100N646G00Z50.000N648X-65.372N650Z43.500N652G01Z33.500F100N654G02X-74.038Y-60.000I24.950J37.583F800N656G02X-80.000Y-51.563I33.607J30.076F1000N658G02X-82.509Y-46.154I39.580J21.646F800N660G02X-83.054Y-44.639I32.605J12.577N662G02X-87.500Y-37.150I36.606J26.797N664G01Z43.500F100N666
34、G00Z50.000N668Y1.468N670Z43.500N672G01Z33.500F100N674G02X-87.063Y2.372I41.761J-19.649F800N676G02X-84.586Y6.583I31.335J-15.594N678G02X-80.000Y13.248I2541.671J-1744.171N680G02X-61.178Y40.216I2558.917J-1765.884F1000N682G03X-59.851Y42.101I-3011.842J2121.333N684G03X-51.563Y53.929I-3299.530J2321.000N686G0
35、2X-51.251Y54.368I27.767J-19.377N688G01X-50.948Y54.788N690G02X-47.316Y60.000I1697.292J-1178.977N692G02X-43.262Y65.777I1665.445J-1164.441F800N694G01X-42.732Y66.535N696G02X-42.122Y67.500I42.742J-26.358N698G01Z43.500F100N700G00Z50.000N702X35.849N704Z43.500N706G01Z33.500F100N708G02X41.168Y60.000I-3879.68
36、5J-2757.005F800N710G02X63.115Y28.729I-3946.960J-2793.468F1000N712G03X74.880Y11.919I3920.207J2731.061N714G02X80.000Y3.781I-31.441J-25.462N716G02X80.000Y-30.871I-36.565J-17.326N718G02X76.523Y-36.835I-36.555J17.320N720G02X74.319Y-39.603I-24.531J17.265N722G02X61.827Y-60.000I-39.133J9.943N724G02X49.270Y-
37、67.500I-26.640J30.340F800N726G01Z43.500F100N728G00Z50.000N730X-54.435N732Z43.500N734G01Z33.500F100N736G02X-66.953Y-60.000I14.010J37.581F800N738G02X-77.844Y-44.355I26.528J30.079F1000N740G02X-78.547Y-42.318I27.946J10.782N742G02X-80.000Y-40.285I32.043J24.436N744G02X-82.586Y0.144I33.555J22.444N746G02X-8
38、0.464Y3.754I26.857J-13.365N748G01X-80.000Y4.429N750G02X-57.091Y37.335I2556.611J-1755.465N752G03X-55.762Y39.224I-4933.577J3473.798N754G03X-47.463Y51.067I-3293.091J2316.470N756G02X-47.196Y51.443I24.520J-17.124N758G01X-46.867Y51.899N760G02X-41.211Y60.000I1691.937J-1175.198N762G02X-39.169Y62.905I1657.61
39、6J-1163.239F800N764G01X-38.549Y63.792N766G02X-36.016Y67.500I38.527J-23.595N768G01Z43.500F100N770G00Z50.000N772X29.406N774Z43.500N776G01Z33.500F100N778G02X30.051Y66.787I-29.553J-27.377F800N780G02X31.689Y64.722I-18.737J-16.544N782G02X35.041Y60.000I-4027.066J-2861.752N784G02X59.011Y25.872I-3950.228J-28
40、00.068F1000N786G03X70.890Y8.900I3903.443J2719.295N788G02X72.434Y-33.957I-27.456J-22.445N790G02X69.760Y-37.152I-20.434J14.382N792G02X53.378Y-60.000I-34.574J7.493N794G02X39.682Y-64.749I-18.192J30.339N796G02X36.505Y-64.952I-3.176J24.784N798G01X-41.651N800G02X-44.680Y-64.768I0.000J25.014N802G02X-58.527Y
41、-60.000I4.254J34.846N804G02X-73.179Y-42.555I18.102J30.080N806G02X-74.009Y-40.004I23.353J9.006N808G02X-80.000Y-29.023I27.565J22.164N810G02X-80.000Y-6.659I33.555J11.182N812G02X-78.110Y-2.083I33.559J-11.184N814G02X-76.341Y0.925I22.378J-11.135N816G02X-53.005Y34.454I2553.545J-1752.366N818G03X-51.672Y36.3
42、47I-3259.402J2295.649N820G03X-43.363Y48.205I-3322.209J2336.905N822G02X-43.141Y48.518I20.997J-14.665N824G01X-42.786Y49.010N826G02X-35.099Y60.000I1670.222J-1159.986N828G01X-35.076Y60.033F800N830X-34.362Y61.055N832G02X-29.497Y67.500I34.309J-20.836N834G01Z43.500F100N836G00Z50.000N838X22.111N840Z43.500N842G01Z33.500F100N844G02X26.303Y63.478I-22.154J-27.284F800N846G02X27.613Y61.826I-14.977J-13.226N848G02X28.910Y60.000I-3664.894J-2604.416N850G02X54.908Y23.015I-3939.574J-2796.896F10
