1、(1) 了解加工中心的功能和分类,加工中心的结构及主要性能指标;(2) 了解加工中心的常用刀具和加工中心加工常用指令;(3) 熟悉加工中心加工的编程指令,掌握程序格式及编程方法;(4) 通过操作实训,掌握加工中心的基本操作技能;(5) 通过对零件的加工,了解对加工中心的工作原理;(6) 懂得自己动手编制加工程序,独立完成零件加工。要求:(1) 对典型零件进行工艺分析及程序编制,能熟练掌握较复杂零件的编程;(2) 对所操作的系统能熟练掌握,并能在加工中心上进行加工操作及调试;(3) 能正确处理加工和操作中出现的相关问题;(4) 实训应在老师的指导下有学生独立完成,在实训中提倡独立思考、深入专研、
2、苦学巧干的学习态度,要严肃认真完成实训任务。增强自己的实践动手能力。二、实验实习设备(环境)及要求(软硬件条件)设备:加工中心一台、电脑一台刀具:立铣刀、面铣刀量具:游标卡尺、直尺三、实验实习内容与步骤实习内容:(1) 操作面板的熟悉和控制软件的基本使用;(2) 坐标系的建立,工件和刀具的夹装,基准刀具的对刀校正;(3) 基本编程指令的讲解;(4) 轮廓铣削和槽形铣削编程训练与上机调试,掌握程序校验方法;(5) 实际铣削训练,合理设置、调整工艺参数、排除基本故障;(6) 程序调试技巧,钻孔加工的基本编程;(7) 了解润滑与冷却系统,机床的维护和包养。加工中心操作步骤:(1) 开机,各坐标轴手动
3、回机床原点(2) 刀具准备(3) 将已装夹好刀具的刀柄采用手动方式放入刀库(4) 清洁工作台,安装夹具和工件(5) 对刀,确定并输入工件坐标系参数(6) 输入加工程序 (7) 调试加工程序(8) 自动加工(9) 取下工件,进行检测(10) 清理加工现场(11) 关机 四、实验实习过程或算法(源程序、代码)三维建模:源程序:%N0010 G40 G17 G90 G70N0020 G91 G28 Z0.0:0030 T00 M06N0040 G0 G90 X1.8828 Y3.2541 S0 M03N0050 G43 Z10. H00N0060 Z3.N0070 G3 X1.8828 Y3.254
4、1 Z2.8485 I-.0542 J-.0718 K.0241 F250.N0080 X1.8828 Y3.2541 Z2.697 I-.0542 J-.0718 K.0241N0090 X1.8828 Y3.2541 Z2.5454 I-.0542 J-.0718 K.0241N0100 X1.8828 Y3.2541 Z2.3939 I-.0542 J-.0718 K.0241N0110 X1.8828 Y3.2541 Z2.2424 I-.0542 J-.0718 K.0241N0120 X1.8828 Y3.2541 Z2.0909 I-.0542 J-.0718 K.0241N01
5、30 X1.8828 Y3.2541 Z1.9393 I-.0542 J-.0718 K.0241N0140 X1.8828 Y3.2541 Z1.7878 I-.0542 J-.0718 K.0241N0150 X1.8828 Y3.2541 Z1.6363 I-.0542 J-.0718 K.0241N0160 X1.8828 Y3.2541 Z1.4848 I-.0542 J-.0718 K.0241N0170 X1.8828 Y3.2541 Z1.3333 I-.0542 J-.0718 K.0241N0180 X1.8828 Y3.2541 Z1.1817 I-.0542 J-.07
6、18 K.0241N0190 X1.8828 Y3.2541 Z1.0302 I-.0542 J-.0718 K.0241N0200 X1.8828 Y3.2541 Z.8787 I-.0542 J-.0718 K.0241N0210 X1.8828 Y3.2541 Z.7272 I-.0542 J-.0718 K.0241N0220 X1.8828 Y3.2541 Z.5757 I-.0542 J-.0718 K.0241N0230 X1.8828 Y3.2541 Z.4241 I-.0542 J-.0718 K.0241N0240 X1.8828 Y3.2541 Z.2726 I-.054
7、2 J-.0718 K.0241N0250 X1.8828 Y3.2541 Z.1211 I-.0542 J-.0718 K.0241N0260 X1.8828 Y3.2541 Z-.0304 I-.0542 J-.0718 K.0241N0270 X1.8828 Y3.2541 Z-.182 I-.0542 J-.0718 K.0241N0280 X1.8828 Y3.2541 Z-.3335 I-.0542 J-.0718 K.0241N0290 X1.8828 Y3.2541 Z-.485 I-.0542 J-.0718 K.0241N0300 X1.8308 Y3.2723 Z-.5
8、I-.0542 J-.0718 K.0241N0310 G1 X1.745 Y3.2744 M08N0320 G3 X1.7826 Y3.1527 I.6454 J.1328N0330 X1.9088 Y3.2196 I-.0177 J.1857N0340 G1 X1.9165 Y3.2701N0350 X1.8308 Y3.2723N0360 X1.8332 Y3.3722N0370 X1.6321 Y3.3772N0380 G3 X1.7178 Y3.0557 I.7584 J.0299N0390 X2.003 Y3.1788 I.0472 J.2826N0400 X2.025 Y3.36
9、75 I-1.2388 J.2405N0410 G1 X1.8332 Y3.3722N0420 X1.8357 Y3.4722N0430 X1.5346 Y3.4796N0440 G3 X1.6518 Y2.9688 I.8559 J-.0725N0450 X2.0974 Y3.141 I.1132 J.3696N0460 X2.1253 Y3.465 I-1.3332 J.2782N0470 G1 X1.8357 Y3.4722N0480 X1.8382 Y3.5722N0490 X1.4448 Y3.5819N0500 X1.4415 Y3.5452N0510 G3 X1.5854 Y2.
10、8862 I.949 J-.1381N0520 X2.1919 Y3.105 I.1796 J.4522N0530 X2.219 Y3.5628 I-1.4277 J.3143N0540 G1 X1.8382 Y3.5722N0550 X1.8406 Y3.6721N0560 X1.3537 Y3.6842N0570 X1.3422 Y3.5568N0580 G3 X1.5186 Y2.806 I1.0483 J-.1497N0590 X2.2865 Y3.07 I.2463 J.5323N0600 X2.3073 Y3.6606 I-1.5223 J.3493N0610 G1 X1.8406
11、 Y3.6721N0620 X1.8382 Y3.5722N0630 Z2.5N0640 G0 Z10.N0650 X-.2836 Y-6.8632N0660 Z3.N0670 G3 X-.2836 Y-6.8632 Z2.8485 I.0093 J-.0895 K.0241N0680 X-.2836 Y-6.8632 Z2.697 I.0093 J-.0895 K.0241N0690 X-.2836 Y-6.8632 Z2.5454 I.0093 J-.0895 K.0241N0700 X-.2836 Y-6.8632 Z2.3939 I.0093 J-.0895 K.0241N0710 X
12、-.2836 Y-6.8632 Z2.2424 I.0093 J-.0895 K.0241N0720 X-.2836 Y-6.8632 Z2.0909 I.0093 J-.0895 K.0241N0730 X-.2836 Y-6.8632 Z1.9393 I.0093 J-.0895 K.0241N0740 X-.2836 Y-6.8632 Z1.7878 I.0093 J-.0895 K.0241N0750 X-.2836 Y-6.8632 Z1.6363 I.0093 J-.0895 K.0241N0760 X-.2836 Y-6.8632 Z1.4848 I.0093 J-.0895 K
13、.0241N0770 X-.2836 Y-6.8632 Z1.3333 I.0093 J-.0895 K.0241N0780 X-.2836 Y-6.8632 Z1.1817 I.0093 J-.0895 K.0241N0790 X-.2836 Y-6.8632 Z1.0302 I.0093 J-.0895 K.0241N0800 X-.2836 Y-6.8632 Z.8787 I.0093 J-.0895 K.0241N0810 X-.2836 Y-6.8632 Z.7272 I.0093 J-.0895 K.0241N0820 X-.2836 Y-6.8632 Z.5757 I.0093
14、J-.0895 K.0241N0830 X-.2836 Y-6.8632 Z.4241 I.0093 J-.0895 K.0241N0840 X-.2836 Y-6.8632 Z.2726 I.0093 J-.0895 K.0241N0850 X-.2836 Y-6.8632 Z.1211 I.0093 J-.0895 K.0241N0860 X-.2836 Y-6.8632 Z-.0304 I.0093 J-.0895 K.0241N0870 X-.2836 Y-6.8632 Z-.182 I.0093 J-.0895 K.0241N0880 X-.2836 Y-6.8632 Z-.3335
15、 I.0093 J-.0895 K.0241N0890 X-.2836 Y-6.8632 Z-.485 I.0093 J-.0895 K.0241N0900 X-.3341 Y-6.8854 Z-.5 I.0093 J-.0895 K.0241N0910 G1 X-.5046 Y-7.0367N0920 X-.5064 Y-7.0391N0930 X-.1779N0940 G3 X-.1612 Y-6.7321 I-7.3208 J.5499N0950 G1 X-.3341 Y-6.8854N0960 X-.4004 Y-6.8106N0970 X-.5777 Y-6.9679N0980 G3
16、 X-.6763 Y-7.1391 I.5197 J-.4134N0990 G1 X-.0857N1000 G3 X-.0572 Y-6.5062 I-7.413 J.6499N1010 G1 X-.4004 Y-6.8106N1020 X-.4668 Y-6.7358N1030 X-.6504 Y-6.8986N1040 G3 X-.7733 Y-7.1126 I.5923 J-.4826N1050 G1 X-.8118 Y-7.2391N1060 X.0054N1070 G3 X.04 Y-6.2863 I-7.5041 J.7499N1080 G1 X-.4668 Y-6.7358N10
17、90 X-.5331 Y-6.661N1100 X-.7226 Y-6.829N1110 G3 X-.868 Y-7.0805 I.6646 J-.5522N1120 G1 X-.9468 Y-7.3391N1130 X.0954N1140 G3 X.131 Y-6.0656 I-7.594 J.8499N1150 G2 X-.0125 Y-6.1992 I-2.8313 J2.8988N1160 G1 X-.5331 Y-6.661N1170 X-.5995 Y-6.5861N1180 X-.7945 Y-6.7591N1190 G3 X-.9629 Y-7.0486 I.7365 J-.6
18、221N1200 G1 X-1.0818 Y-7.4391N1210 X.1843N1220 G3 X.2327 Y-6.0893 I-7.6828 J.9515N1230 X.1997 Y-5.8518 I-1.3812 J-.0707N1240 G2 X-.0788 Y-6.1244 I-2.9 J2.685N1250 G1 X-.5995 Y-6.5861N1260 X-.6658 Y-6.5113N1270 X-.8661 Y-6.6889N1280 G3 X-1.0577 Y-7.0168 I.8081 J-.6923N1290 G1 X-1.2168 Y-7.5391N1300 X
19、.2746N1310 X.2855 Y-7.4314N1320 G3 X.3326 Y-6.0842 I-7.7842 J.9461N1330 X.2442 Y-5.6505 I-1.481 J-.0758N1340 G2 X-.1452 Y-6.0496 I-2.9445 J2.4837N1350 G1 X-.6658 Y-6.5113N1360 X-.7322 Y-6.4365N1370 X-.9374 Y-6.6186N1380 G3 X-1.1526 Y-6.9851 I.8794 J-.7626N1390 G1 X-1.3518 Y-7.6391N1400 X.3682N1410 G
20、2 X.3848 Y-7.4435 I2.8284 J-.142N1420 G3 X.4324 Y-6.0791 I-7.8834 J.9582N1430 X.2706 Y-5.4586 I-1.5809 J-.081N1440 G2 X-.2115 Y-5.9747 I-2.9709 J2.2918N1450 G1 X-.7322 Y-6.4365N1460 X-.7985 Y-6.3617N1470 X-1.0086 Y-6.548N1480 G3 X-1.2475 Y-6.9536 I.9506 J-.8332N1490 G1 X-1.4868 Y-7.7391N1500 X.4649N
21、1510 G2 X.4841 Y-7.4554 I2.7317 J-.042N1520 G3 X.5323 Y-6.074 I-7.9827 J.9701N1530 X.2825 Y-5.2742 I-1.6808 J-.0861N1540 G2 X-.2779 Y-5.8999 I-2.9828 J2.1074N1550 G1 X-.7985 Y-6.3617N1560 X-.8649 Y-6.2869N1570 X-1.0796 Y-6.4773N1580 G3 X-1.3425 Y-6.9221 I1.0216 J-.9039N1590 G1 X-1.6218 Y-7.8391N1600
22、 X.5653N1610 G2 X.5834 Y-7.4673 I2.6313 J.058N1620 G3 X.6322 Y-6.0688 I-8.082 J.9821N1630 X.2822 Y-5.0961 I-1.7806 J-.0912N1640 G2 X-.3442 Y-5.8251 I-2.9826 J1.9292N1650 G1 X-.8649 Y-6.2869N1660 X-.9312 Y-6.2121N1670 X-1.1504 Y-6.4064N1680 G3 X-1.4375 Y-6.8907 I1.0924 J-.9748N1690 G1 X-1.7568 Y-7.93
23、91N1700 X.6696N1710 G2 X.6827 Y-7.4792 I2.527 J.158N1720 G3 X.732 Y-6.0637 I-8.1813 J.994N1730 X.2935 Y-4.9492 I-1.8805 J-.0963N1740 G1 X.269 Y-4.9275N1750 G2 X-.4105 Y-5.7503 I-2.9693 J1.7607N1760 G1 X-.9312 Y-6.2121N1770 X-.9976 Y-6.1373N1780 X-1.221 Y-6.3354N1790 G3 X-1.5325 Y-6.8594 I1.163 J-1.0
24、458N1800 G1 X-1.8918 Y-8.0391N1810 X.7783N1820 G2 X.782 Y-7.4912 I2.4183 J.258N1830 G3 X.8319 Y-6.0586 I-8.2806 J1.0059N1840 X.3652 Y-4.8791 I-1.9804 J-.1014N1850 G1 X.2429 Y-4.7712N1860 G2 X-.4769 Y-5.6754 I-2.9433 J1.6044N1870 G1 X-.9976 Y-6.1373N1880 X-1.0639 Y-6.0624N1890 X-1.2915 Y-6.2643N1900
25、G3 X-1.6275 Y-6.8282 I1.2335 J-1.1169N1910 G1 X-2.0167 Y-8.1058N1920 X-2.018 Y-8.1093N1930 X-2.03 Y-8.1391N1940 X.8923N1950 G2 X.8812 Y-7.5031 I2.3043 J.358N1960 G3 X.9318 Y-6.0535 I-8.3799 J1.0178N1970 X.4368 Y-4.8088 I-2.0802 J-.1065N1980 G1 X.2132 Y-4.6117N1990 G2 X-.5432 Y-5.6006 I-2.9136 J1.444
26、8N2000 G1 X-1.0639 Y-6.0624N2010 X-1.1303 Y-5.9876N2020 X-1.3619 Y-6.1931N2030 G3 X-1.7225 Y-6.797 I1.3039 J-1.1882N2040 G1 X-2.1112 Y-8.073N2050 G2 X-2.1892 Y-8.2391 I-1.2586 J.4894N2060 G1 X1.0121N2070 G2 X.9805 Y-7.515 I2.1845 J.458N2080 G3 X1.0317 Y-6.0484 I-8.4792 J1.0297N2090 X.5082 Y-4.7385 I
27、-2.1801 J-.1117N2100 G1 X.1795 Y-4.4485N2110 G2 X-.6096 Y-5.5258 I-2.8798 J1.2817N2120 G1 X-1.1303 Y-5.9876N2130 X-1.1967 Y-5.9128N2140 X-1.4322 Y-6.1217N2150 G3 X-1.8176 Y-6.7659 I1.3742 J-1.2595N2160 G1 X-2.2058 Y-8.0402N2170 G2 X-2.3734 Y-8.3391 I-1.1641 J.4565N2180 G1 X1.1389N2190 G2 X1.0798 Y-7
28、.5269 I2.0577 J.558N2200 G3 X1.1315 Y-6.0433 I-8.5784 J1.0417N2210 X.5795 Y-4.668 I-2.28 J-.1168N2220 G1 X.1641 Y-4.3017N2230 X.141 Y-4.2814N2240 G2 X-.6759 Y-5.451 I-2.8413 J1.1146N2250 G1 X-1.1967 Y-5.9128N2260 X-1.263 Y-5.838N2270 X-1.5024 Y-6.0503N2280 G3 X-1.9127 Y-6.7348 I1.4444 J-1.3309N2290
29、G1 X-2.3002 Y-8.0071N2300 G2 X-2.6006 Y-8.4391 I-1.0697 J.4235N2310 G1 X1.2833N2320 G2 X1.2177 Y-8.2469 I.9356 J.4265N2330 X1.1791 Y-7.539 I1.9785 J.463N2340 G3 X1.2314 Y-6.0382 I-8.6777 J1.0537N2350 X.6507 Y-4.5975 I-2.3799 J-.1219N2360 G1 X.23 Y-4.2264N2370 G2 X.0987 Y-4.1051 I1.8589 J2.1438N2380 X-.7423 Y-5.3761 I-2.799 J.9383N2390 G1 X-1.263 Y-5.838N2400 X-1.3294 Y-5.7632N2410 X-1.5725 Y-5.9788N2420 G3 X-2.0078 Y-6.7038 I1.5145 J-1.4024N2430 G1 X-2.3947 Y-7.9739N2440 G2 X-2.9332 Y-8.5391 I-.9753 J.3902N2450 G1 X1.4544N2460 G2 X1.3151 Y-8.2241 I.7645 J.5265N2470
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