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1、1.1 零件CAD由零件建模所得到的模具上模体图（建模的大致过程、截取几个关键的过程图）试用UG建模后,导出igs格式的文件。1.2零件加工工艺设计1.2.1 确定毛坯类型1）铣削零件毛坯类型：圆柱2）零件材料：塑料 3）制造方法：铣削1.2.2 数控加工工艺分析1工艺分析 如图所示，零件外形规则。工件复杂程度一般，包含了平面、圆弧表面，选用机用虎钳装夹工件，采用试切法对刀，找正工件X、y轴零点。根据零件图样要求给出加工工序为：1：铣端面 选用M50的面铣刀 2：粗铣外形 1 选用M16的端铣刀3：粗铣外形2 选用M8的球铣刀4：精铣外形1 选用M8的球铣刀5：精铣外形2 选用M8的球铣刀6：
2、残料清角 选用M8的球铣刀2切削参数的选择加工方式道具类型主轴转速进给速度平面铣削M50面铣刀 （硬质合金）800r/min400mm/min曲面粗加工挖槽M16端铣刀 （硬质合金）800r/min400mm/min曲面粗加工登高外形M8球铣刀（硬质合金）1000r/min400mm/min曲面精加工环绕等距M8 球铣刀 （硬质合金）1200r/min300mm/min曲面精加工等高外形M8 球铣刀 （硬质合金）1200r/min300mm/min残料清角M8 球铣刀 （硬质合金）1200r/min300mm/min1. 3 零件CAM1.3.1刀具路径的生成小组任务分配情况平面铣削 张 腾0
3、4 曲面粗加工挖槽 刘先慧03曲面粗加工登高外形 胡 龙05曲面精加工环绕等距 杨永赟06曲面精加工等高外形 龚 箭02残料清角 铣端面：加工方式：平面铣削；刀具选择：M50 面铣刀；切削参数：进给率400、提刀速度800、主轴转速800加工预留量0.8最大Z轴进给1.0加工面： 铣端面参数选项卡曲面粗加工挖槽加工方式：平行铣削，双向切削；刀具选择：M10平刀；切削参数：进给率400、主轴转速800、加工预留量0、Z轴最大进给量2.0。加工面： 曲面粗加工挖槽参数选项卡 曲面粗加工：加工方式：等高外型；刀具选择：M16端铣刀；切削参数：进给率400、Z轴最大进给量2.0、提刀速度1000、主轴
4、转速1200、加工预留量0最大切削间距0.2加工面：曲面粗加工等高外形参数选项卡曲面精加工I：加工方式：环绕等距; 刀具选择：M8球刀；切削参数：进给率300、Z轴最大进给量2.0、提到速度1000、主轴转速1200、加工预留量0、最大切削间距0.2、封闭式轮廓方向为顺时针；加工面：曲面精加工环绕等 曲面精加工II：加工方式：等高外型；刀具选择：M8球铣刀；切削参数：进给率300、Z轴最大进给量2.0、提到速度900、主轴转速1200、加工预留量0、最大切削间距0.5。加工面：曲面精加工等高外形参数选项卡残料清角加工方式：残料清角；刀具选择：M8球铣刀；切削参数：进给率300、Z轴最大进给量2
5、.0、提到速度900、主轴转速1200、加工预留量0、最大切削间距0.5。加工面：曲面精加工残料清角参数选项卡1.3.2 加工程序的生成1.4 CAM程序清单 通过后置处理产生NC加工程序，按华中HNC-21M系统编程格式编辑经后置处理所产生的程序。 曲面粗加工等高外形：工步三由于程序过长中间省略部分%O0003N100 G0 G17 G40 G49 G80 G90N102 G91G28 Z0.N104 S1600 M3N106 G0 G90 G54 X-52.515 Y-16.15N108 Z2.8N110 Z.8N112 G1 Z-.2 F100N114 X-52.436 Y-16.284
6、 F600.N116 X-52.071 Y-16.801N118 X-51.985 Y-16.92N120 X-51.581 Y-17.406N122 X-51.14 Y-17.859N124 X-50.557 Y-18.371N126 X-50.051 Y-18.749N128 X-49.515 Y-19.086N130 X-49.397 Y-19.154N132 X-48.836 Y-19.448N134 X-48.255 Y-19.696N136 X-47.534 Y-19.939N138 X-46.92 Y-20.093N140 X-46.297 Y-20.198N142 X-46.1
7、79 Y-20.215N144 X-45.517 Y-20.272N146 X-44.876 Y-20.277N148 X-23.311N150 Y-20.513N152 X-23.268 Y-21.214N154 X-23.18 Y-21.84N156 X-23.012 Y-22.603N158 X-22.827 Y-23.207N160 X-22.594 Y-23.795N162 X-22.528 Y-23.938N164 X-22.25 Y-24.505N166 X-21.927 Y-25.05N168 X-21.563 Y-25.566N170 X-21.463 Y-25.693N17
8、2 X-21.06 Y-26.179N174 X-20.618 Y-26.633N176 X-20.143 Y-27.049N178 X-20.016 Y-27.149N180 X-19.51 Y-27.527N182 X-18.974 Y-27.864N184 X-18.414 Y-28.157N186 X-18.272 Y-28.223N188 X-17.69 Y-28.472N190 X-17.091 Y-28.673N192 X-16.478 Y-28.827N194 X-16.332 Y-28.858N196 X-15.709 Y-28.963N198 X-15.024 Y-29.0
9、21N200 X-14.377 Y-29.027N202 X14.41 Y-29.026N204 X15.111 Y-28.978N206 X15.736 Y-28.884N208 X15.882 Y-28.852N210 X16.497 Y-28.709N212 X17.1 Y-28.517N214 X17.685 Y-28.278N216 X17.828 Y-28.212N218 X18.393 Y-27.928N220 X18.933 Y-27.6N222 X19.446 Y-27.231N224 X19.573 Y-27.131N226 X20.055 Y-26.722N228 X20
10、.503 Y-26.276N230 X20.915 Y-25.796N232 X21.015 Y-25.67N234 X21.388 Y-25.159N236 X21.719 Y-24.62N238 X22.006 Y-24.057N240 X22.072 Y-23.915N242 X22.315 Y-23.331N244 X22.51 Y-22.729N246 X22.657 Y-22.114N248 X22.688 Y-21.969N250 X22.786 Y-21.344N252 X22.835 Y-20.714N254 X22.839 Y-20.644N256 X22.844 Y-20
11、.276N258 X31.752N260 X32.451 Y-20.228N262 X33.076 Y-20.134N264 X33.216 Y-20.105N266 X33.832 Y-19.961N268 X34.435 Y-19.769N270 X35.02 Y-19.531N272 X35.154 Y-19.472N274 X35.719 Y-19.187N276 X36.259 Y-18.859N278 X36.891 Y-18.404N280 X37.373 Y-17.995N282 X37.821 Y-17.549N284 X37.917 Y-17.442N286 X38.328
12、 Y-16.962N288 X38.701 Y-16.451N290 X38.738 Y-16.394N292 X39.069 Y-15.855N294 X52.246 Y6.97N296 X52.534 Y7.533N298 X52.776 Y8.118N300 X52.82 Y8.228N302 X53.015 Y8.83N304 X53.162 Y9.445N1714 X20.276 Y-30.897N1716 X20.841 Y-30.613N1718 X21.381 Y-30.285N1720 X21.894 Y-29.916N1722 X22.159 Y-29.717N1724 X
13、22.641 Y-29.308N1726 X23.09 Y-28.862N1728 X23.501 Y-28.383N1730 X23.7 Y-28.118N1732 X24.073 Y-27.607N1734 X24.404 Y-27.068N1736 X24.691 Y-26.505N1738 X24.737 Y-26.396N1740 X24.772 Y-26.321N1742 X25.014 Y-25.737N1744 X25.246 Y-25.016N1746 X25.394 Y-24.401N1748 X25.499 Y-23.735N1750 X25.502 Y-23.691N1
14、752 X25.529 Y-23.512N1754 X25.567 Y-23.015N1756 X33.016N1758 X33.647 Y-22.97N1760 X33.963 Y-22.93N1762 X34.588 Y-22.836N1764 X35.204 Y-22.692N1766 X35.807 Y-22.5N1768 X36.694 Y-22.138N1770 X37.258 Y-21.854N1772 X37.799 Y-21.526N1774 X38.312 Y-21.156N1776 X38.57 Y-20.957N1778 X39.052 Y-20.548N1780 X3
15、9.5 Y-20.102N1782 X39.912 Y-19.623N1784 X40.105 Y-19.369N1786 X40.478 Y-18.858N1788 X40.809 Y-18.319N1790 X54.649 Y5.653N1792 G0 Z-5.88N1794 Z-3.88N1796 Z2.981N1798 X50.134 Y22.462N1800 Z-3.88N1802 Z-5.88N1804 G1 Z-6.88 F100N1806 X49.946 Y22.498 F600.N1808 X49.265 Y22.573N1810 X49.243N1812 X49. Y22.
16、598N1814 X48.368 Y22.616N1816 X25.564N1818 X25.558 Y22.784N1820 X25.552 Y22.833N1822 X25.549 Y22.905N1824 X25.474 Y23.533N1826 X25.446 Y23.724N1828 X25.322 Y24.344N1830 X25.149 Y24.952N1832 X25.116 Y25.041N1834 X25.085 Y25.141N1836 X24.865 Y25.734N1838 X24.545 Y26.422N1840 X24.234 Y26.973N1842 X23.8
17、81 Y27.497N1844 X23.682 Y27.762N1846 X23.289 Y28.257N1848 X22.857 Y28.719N1850 X22.39 Y29.146N1852 X21.83 Y29.58N1854 X21.627 Y29.733N1856 X21.099 Y30.08N1858 X20.545 Y30.386N1860 X19.969 Y30.646N1862 X19.919 Y30.665N1864 X19.784 Y30.726N1866 X19.189 Y30.94N1868 X19.07 Y30.978N1870 X18.46 Y31.144N18
18、72 X17.798 Y31.269N1874 X16.898 Y31.367N1876 X16.266 Y31.385N1878 X-16.901N1880 X-17.532 Y31.353N1882 X-17.844 Y31.317N1884 X-18.471 Y31.235N1886 X-19.09 Y31.105N1888 X-19.697 Y30.926N1890 X-19.77 Y30.897N1892 X-19.885 Y30.861N1894 X-20.476 Y30.635N1896 X-21.161 Y30.309N1898 X-21.709 Y29.993N1900 X-
19、22.229 Y29.634N1902 X-22.494 Y29.435N1904 X-22.985 Y29.036N1906 X-23.442 Y28.6N1908 X-23.864 Y28.129N1910 X-24.446 Y27.361N1912 X-24.788 Y26.83N1914 X-25.087 Y26.273N1916 X-25.422 Y25.509N1918 X-25.63 Y24.912N1920 X-25.667 Y24.793N1922 X-25.827 Y24.181N1924 X-25.945 Y23.518N1926 X-25.952 Y23.454N192
20、8 X-25.975 Y23.294N1930 X-26.037 Y22.665N1932 X-26.038 Y22.616N1934 X-33.317N1936 X-33.948 Y22.585N1938 X-34.892 Y22.463N1940 X-35.51 Y22.332N1942 X-36.117 Y22.153N1944 X-36.707 Y21.927N1946 X-37.008 Y21.803N1948 X-37.579 Y21.531N1950 X-38.126 Y21.214N1952 X-38.647 Y20.856N1954 X-38.904 Y20.657N1956
21、 X-39.395 Y20.258N1958 X-39.853 Y19.821N1960 X-40.275 Y19.35N1962 X-40.851 Y18.593N1964 X-41.193 Y18.062N1966 X-54.675 Y-5.29N1968 X-54.778 Y-4.251N1970 Z-8.55 F100N1972 X-41.544 Y18.67 F600.N1974 X-41.202 Y19.201N1976 X-40.626 Y19.958N1978 X-40.204 Y20.429N1980 X-39.746 Y20.866N1982 X-39.255 Y21.26
22、4N1984 X-39.003 Y21.46N1986 X-38.477 Y21.822N1988 X-37.93 Y22.139N1990 X-37.359 Y22.411N1992 X-37.064 Y22.532N1994 X-36.468 Y22.761N1996 X-35.861 Y22.94N1998 X-35.243 Y23.071N2000 X-34.307 Y23.191N2002 X-33.668 Y23.224N2004 X-26.646N2006 X-26.645 Y23.286N2008 X-26.583 Y23.915N2010 X-26.547 Y24.156N2
23、012 X-26.435 Y24.789N2014 X-26.275 Y25.401N2016 X-26.227 Y25.553N2018 X-26.02 Y26.15N2020 X-25.765 Y26.729N2022 X-25.695 Y26.881N2024 X-25.396 Y27.438N2026 X-25.054 Y27.969N2028 X-24.86 Y28.228N2030 X-24.472 Y28.737N2032 X-24.05 Y29.208N2034 X-23.592 Y29.644N2036 X-23.102 Y30.043N2038 X-22.843 Y30.2
24、37N2040 X-22.316 Y30.6N2042 X-21.769 Y30.917N2044 X-21.198 Y31.189N2046 X-21.053 Y31.257N2048 X-20.462 Y31.484N2050 X-20.312 Y31.531N2052 X-19.698 Y31.712N2054 X-19.079 Y31.843N2056 X-18.452 Y31.924N2058 X-18.148 Y31.96N2060 X-17.508 Y31.993N2062 X16.874N2064 X17.506 Y31.975N2066 X18.134 Y31.906N206
25、8 X18.442 Y31.87N2070 X19.068 Y31.752N2072 X19.678 Y31.585N2074 X19.83 Y31.538N2076 X20.425 Y31.324N2078 X21.153 Y30.993N2080 X21.707 Y30.688N2082 X22.235 Y30.34N2084 X22.493 Y30.146N2086 X22.998 Y29.753N2088 X23.465 Y29.327N2090 X23.896 Y28.865N2092 X24.29 Y28.37N2094 X24.484 Y28.111N2096 X24.842 Y
26、27.581N2098 X25.153 Y27.03N2100 X25.487 Y26.311N2102 X25.707 Y25.718N2104 X25.754 Y25.569N2106 X25.93 Y24.952N2108 X26.054 Y24.332N2110 X26.09 Y24.088N2112 X26.165 Y23.461N2114 X26.174 Y23.224N2116 X49.421N2118 X49.793 Y23.213N2120 G0 Z-7.55N2122 Z-5.55N2124 Z2.998N2126 X54.735 Y4.586N2128 Z-5.55N21
27、30 Z-7.55N2132 G1 Z-8.55 F100N2134 X41.16 Y-18.927 F600.N2136 X40.829 Y-19.466N2138 X40.456 Y-19.977N2140 X40.267 Y-20.225N2142 X39.851 Y-20.71N2144 X39.403 Y-21.156N2146 X38.92 Y-21.565N2148 X38.668 Y-21.761N2150 X38.15 Y-22.134N2152 X37.609 Y-22.462N2154 X37.044 Y-22.746N2156 X36.158 Y-23.108N2158
28、 X35.555 Y-23.3N2160 X34.939 Y-23.443N2162 X34.314 Y-23.538N2164 X34.006 Y-23.577N2166 X33.367 Y-23.623N2168 X26.176N2170 X26.136 Y-24.133N2172 X26.101 Y-24.376N2174 X26.002 Y-25.005N2176 X25.854 Y-25.624N2178 X25.807 Y-25.776N2180 X25.612 Y-26.377N2182 X25.369 Y-26.961N2184 X25.304 Y-27.103N2186 X2
29、5.012 Y-27.676N2188 X24.681 Y-28.215N2190 X24.308 Y-28.726N2192 X24.114 Y-28.984N2194 X23.697 Y-29.47N2196 X23.249 Y-29.916N2198 X22.767 Y-30.325N2200 X22.508 Y-30.519N2202 X21.989 Y-30.893N2204 X21.448 Y-31.221N2206 X20.884 Y-31.505N2208 X20.738 Y-31.573N2210 X20.152 Y-31.812N2212 X19.392 Y-32.053N
30、2214 X18.776 Y-32.197N2216 X18.151 Y-32.291N2218 X17.846 Y-32.327N2220 X17.208 Y-32.373N2222 X-17.174N2224 X-17.806 Y-32.368N2226 X-18.436 Y-32.313N2228 X-18.737 Y-32.277N2230 X-19.368 Y-32.172N2232 X-19.986 Y-32.017N2234 X-20.137 Y-31.97N2236 X-20.737 Y-31.768N2238 X-21.318 Y-31.52N2240 X-21.456 Y-
31、31.456N2242 X-22.03 Y-31.157N2244 X-22.565 Y-30.82N2246 X-23.331 Y-30.248N2248 X-23.812 Y-29.827N2250 X-24.254 Y-29.373N2252 X-24.657 Y-28.887N2254 X-24.852 Y-28.628N2256 X-25.22 Y-28.105N2258 X-25.543 Y-27.561N2260 X-25.821 Y-26.994N2262 X-25.889 Y-26.848N2264 X-26.121 Y-26.26N2266 X-26.356 Y-25.49
32、7N2268 X-26.493 Y-24.88N2270 X-26.617 Y-24.01N2272 X-26.641 Y-23.623N2274 X-49.594N2276 G0 Z-7.55N2278 Z-5.55N2280 G91 G28 Z0.N2282 M05N2284 M30%心得体会：为期三周的CAD/CAM课程设计转眼就结束了，但是带给我的感受却永远的留在了我的心。总的来说，这次为期三周周是一次有趣的，且必给了我今后的学习工作上的重要的经验。在以后的时间里也恐怕不会再有这样的机会去让我们去体验这样的生活，也恐怕难有这样的幸运去体验身边的每一样东西到底是如何制造出来的了。课程设计，使我们更深一步地认识和掌握CAD/CAM软件，并深刻体会到了自动编程软件（mastercam）在数控机床加工中的巨大作用。通过学习使我们从理论学习转到了实际生产，同时我们对加工参数的设置有了感性的认识，如下刀位置、下刀方式、进退刀参数以及刀具切削间距的设定等等。经过两周的实训，我们认识到了我们专业的先进性，更重要的是为我们以后从事数控行业打下坚实的基础，学到了知识和技术，更重要的是学会了团队合作的精神。18