图6 ④添加“刀具路径”—“标准挖槽”—“参数”,同样逐个设置“刀具路径类型”,“刀具”,“切削参数”,“共同参数”,最后“确定”。 ⑤添加“刀具路径”—“钻孔”—“参数”,同样逐个设置“刀具路径类型”,“刀具”,“切削参数”,“共同参数”,最后“确定”。 (3)仿真 单击“选择所有操作” ,得到刀具的轨迹路径,如图7所示。 图7 单击“验证已选择的操作”,选择最大速度,单击“机床”选项,开始仿真加工。仿真结束后即可得到符合要求的零件。如图8所示。 图8 (4)导出程序 单击“后处理已选择的操作”导出本次加工零件的数控程序。结果如图。 % O0000 (DATE=DD-MM-YY - 14-01-14 TIME=HH:MM - 20:43> (MCX FILE - C:\\USERS\\FISH\\DESKTOP\\CAD\\作业2\\13.MCX-5> (NC FILE - C:\\USERS\\FISH\\DESKTOP\\CAD\\作业2\\13.NC> (MATERIAL - ALUMINUM MM - 2024> ( T214 | 5. FLAT ENDMILL | H214 > N100 G21 N102 G0 G17 G40 G49 G80 G90 N104 T214 M6 N106 G0 G90 G54 X98.11 Y2.552 A0. S1909 M3 N108 G43 H214 Z42. N110 Z27. N112 G1 Z15. F95.5 N114 X2.405 F190.9 N116 Y6.142 N118 X98.11 N120 Y9.733 N122 X2.405 N124 Y13.324 N126 X98.11 N128 Y16.914 N130 X2.405 N132 Y20.505 N134 X98.11 N136 Y24.096 N138 X2.405 N140 Y27.686 N142 X98.11 N144 Y31.277 N146 X2.405 N148 Y34.868 N150 X98.11 N152 Y38.458 N154 X2.405 N156 Y42.049 N158 X98.11 N160 Y45.64 N162 X2.405 N164 Y49.23 N166 X98.11 N168 Y52.821 N170 X2.405 N172 Y56.412 N174 X98.11 N176 Y60.002 N178 X2.405 N180 Y63.593 N182 X98.11 N184 Y67.184 N186 X2.405 N188 Y70.774 N190 X98.11 …… N1924 G1 Z5. F95.5 N1926 X70.303 Y27.374 F190.9 N1928 G3 X68.839 Y23.839 I3.536 J-3.535 N1930 X70.303 Y20.303 I5. J0. N1932 G2 X72.5 Y15. I-5.303 J-5.303 N1934 G3 X75. Y12.5 I2.5 J0. N1936 G1 X80. N1938 G3 X92.5 Y25. I0. J12.5 N1940 G1 Y55. N1942 G3 X80. Y67.5 I-12.5 J0. N1944 G1 X75. N1946 G3 X72.5 Y65. I0. J-2.5 N1948 G2 X65. Y57.5 I-7.5 J0. N1950 G3 X62.5 Y55. I0. J-2.5 N1952 G1 Y25. N1954 G3 X65. Y22.5 I2.5 J0. N1956 G2 X70.303 Y20.303 I0. J-7.5 N1958 G3 X73.839 Y18.838 I3.536 J3.536 N1960 X77.374 Y20.303 I0. J5.001 N1962 G1 X80.91 Y23.839 N1964 G0 Z40. N1966 M5 N1968 G91 G28 Z0. N1970 G28 X0. Y0. A0. N1972 M30 % 5 小组零件加工 5.1 零件的选择 我们小组所选的零件图如图9所示。 图9 小组零件图 从零件图可知,这是一个铣削件。同样用Soildworks三维建模。 5.2 Soildworks 建模 打开Soildworks进入主页面,对每一个特征先绘制草图再进行相应的拉伸或切除。部分草图和整体模型分别如图10和图11所示。 图10 图11 三维建模图 5.3 MasterCAM 仿真 <1)零件分析 零件的外形尺寸为90×90×15
CADCAM及数控加工综合实践
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