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4.3 上机实训一——绘制双开门构件
本节通过绘制如图4-21所示的立面双开门图例,在综合巩固所学知识的前提下,对“修剪”“延伸”“打断”等命令进行综合练习和应用。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_78.jpg?sign=1738899848-c4gBmmaB6Uw110Qfk12v8OCQ0XTVwzC2-0-85249c65136733f0621e844983264dbd)
图4-21 立面双开门图例
操作步骤
单击“标准”工具栏→“新建”按钮
,新建绘图文件。
打开状态栏上的“对象捕捉”选项卡,并设置捕捉与追踪模式,如图4-22所示。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_82.jpg?sign=1738899848-2ey5dQVZdwLdvYIbjI8wb2X8t8fBm9R2-0-2c05f43b60c84346b5e9913a938f8a41)
图4-22 “对象捕捉”选项卡
选择菜单栏中的“视图”→“缩放”→“圆心”命令,将视图高度调整为2600个绘图单位。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_84.jpg?sign=1738899848-g4sBRjhcXCIEGMQyPxKqBIDrypd0Cw2t-0-985b2fe1800a4a42de85ab1f70f8fcdb)
选择菜单栏中的“绘图”→“矩形”命令,绘制内部的立面门轮廓线。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_86.jpg?sign=1738899848-HJs4wdIcISPHc3dgCHHeXil63V68qoG2-0-801aea3d3d9454c17d270db7b7dac4a2)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_87.jpg?sign=1738899848-YL5K4ItFrxPBsSXWWi4C8yUJ3NphmBcJ-0-13f335c6c059d6471d91f4e3e56aa938)
图4-23 绘制结果1
选择菜单栏中的“修改”→“分解”命令,将矩形分解为四条独立的线段。
选择菜单栏中的“修改”→“偏移”命令,对分解后的矩形进行偏移。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_90.jpg?sign=1738899848-PZLJJrPgF8IWGKG3aPB6r2n94SpHRDYY-0-261a880d0ec316f2ef0f4a9964d0e523)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_91.jpg?sign=1738899848-jj3pwTWUNTekodE9FTxVJXx8tBNN7nR9-0-e7f4ccc73f5e779d6d5ef04814d63c3f)
图4-24 偏移结果1
选择菜单栏中的“修改”→“延伸”命令,对内侧的轮廓边进行延伸,命令行提示如下。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_93.jpg?sign=1738899848-8VP6qAfWJzt6vVH62TI30qfJH5zqWS1u-0-a7261055f377d2a70739db11f6b94466)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_94.jpg?sign=1738899848-xNwWx2mKvUhfQRwkCcf5yTrjOmOdb6Ci-0-a1dda70501a44fbdab7c4e69536140f3)
图4-25 选择延伸边界1
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_95.jpg?sign=1738899848-JidXGTEfovpTzWXrtF9UtTHckR2nlrfn-0-ab2bec97cdf933b7cf6ecb04c8ca48d0)
图4-26 延伸结果1
重复执行“延伸”命令,对两侧的垂直轮廓边进行延伸。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_97.jpg?sign=1738899848-D9sU1EOh2Jfw0bDYX3Nl4HZjBMLucH04-0-4c976c58154f5ee5f912d15b0d0e08d5)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_98.jpg?sign=1738899848-B1RxSWEW3CQ6Lv0LD8zBekJT2fSWtU5G-0-951c81ae1f07ba89dcbc43f7fdd39068)
图4-27 选择延伸边界2
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_99.jpg?sign=1738899848-ht1jAKmT1clM2aEt8nKGKsgXjmWA3bwJ-0-136cf41333a3e01ce81643f0d25bc499)
图4-28 延伸结果2
选择菜单栏中的“绘图”→“矩形”命令,配合“捕捉自”功能绘制内部的轮廓线。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_101.jpg?sign=1738899848-rxM6900PUgM2sOImrd05nvtGxXXS0UaJ-0-23ad84b77ea032e845815e81f3dd0fa5)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_102.jpg?sign=1738899848-eW4aZb0HFMCI8tMan9h8RkbQ71nbLmC4-0-6f73db18ed42e224c8617c09cd3811cd)
图4-29 捕捉交点1
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_103.jpg?sign=1738899848-5Bj5ape3usKLrWrZ0OnC7ybv2Cowr5lp-0-f757a46fff8cd28a37f3990825e2b7f7)
图4-30 捕捉端点
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_104.jpg?sign=1738899848-zVjzGuOUTlXrWmkon8fqyZJcXUtSI94n-0-d7f05f8f5f276a030b5ec6ae4652b184)
图4-31 绘制结果2
选择菜单栏中的“绘图”→“椭圆”命令,配合对象追踪和中点捕捉功能,绘制立面门内部的椭圆。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_106.jpg?sign=1738899848-dviFlXNQk8psmYe4oe5f2Pm2T5ZLNlSG-0-a1a9d2c0e7fa5a6a6ffe20a6ff7755c9)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_107.jpg?sign=1738899848-0EKNiWnpGjPRd7pDosqxYdTHRfCRvHFO-0-d6ea52515eb2f279490dadfc55d5fdd3)
图4-32 捕捉中点追踪虚线的交点1
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_108.jpg?sign=1738899848-MFxvrBRdGorkTU5I1ztgzDHGN1ZOZ9Z8-0-530a5eeeda00f30fb857e8c054ebf2cb)
图4-33 捕捉中点追踪虚线的交点2
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_109.jpg?sign=1738899848-r7mS53KELmlGiOFlBx9Gtge8ZZsylS71-0-24d09a952c2051183a0e939e6fe6141f)
图4-34 绘制结果3
选择菜单栏中的“修改”→“偏移”命令,将两个椭圆向外偏移124个绘图单位,偏移结果2如图4-35所示。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_111.jpg?sign=1738899848-vIP85lVsA753IgELFTwIH1gr8sEvwctX-0-4f36ac225edfdfc29b2585db633158b7)
图4-35 偏移结果2
单击“修改”面板中的
按钮,对偏移出的椭圆和矩形进行打断。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_114.jpg?sign=1738899848-3tubkdCLlgHCYt7n1KzVUOpaPFUO7TFB-0-a3919568debb4266db567289564e8eef)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_115.jpg?sign=1738899848-jtIema06ZHGescJJP2Q9eJyLnbYAkAYB-0-4dccaedca7aa0c6e77212fa5476030e9)
图4-36 捕捉交点2
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_116.jpg?sign=1738899848-IGmKEhmlrproRLKiMYAzlFtZ8hZaU9ge-0-138bdf5d93abd598742ff67ec10bbbfa)
图4-37 捕捉交点3
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_117.jpg?sign=1738899848-XThyA0Q9RHGKvTer9JN5aD5KIC5YET1H-0-aef75a20608d09e53ec9bd5fd1dfd119)
图4-38 打断结果
选择菜单栏中的“修改”→“修剪”命令,对内部的矩形进行修剪,命令行提示如下。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_119.jpg?sign=1738899848-dhPcexHsSHHOKhRJulq1474EHrfAEXYg-0-496643a80d5784886f9541d310ec7743)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_120.jpg?sign=1738899848-iUhxj5QZUFbxYQtLgNjGf0tJQ1EpLyrK-0-271ae12f99e40013991aff2406fd816f)
图4-39 单击指定位置1
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_121.jpg?sign=1738899848-zfE5v4Lumu1jasfHrEbEMt0li7SCiEqw-0-a7d53a8695f0c09ad26d7c6268997b86)
图4-40 单击指定位置2
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_122.jpg?sign=1738899848-6wp1YP0fwQglzAcVC8SqHGQE7o99nq8U-0-b85b4a0183fef143d6922dfb27ec6e32)
图4-41 修剪结果
参照第12、13步操作,综合使用“打断”和“修剪”命令,对其他图线进行修整。修整结果如图4-42所示。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_124.jpg?sign=1738899848-9yFiMQMMxYcr3Wk5QHSWL1iVz7eVpu51-0-34325ab697199261b633a23ce394f8e1)
图4-42 修整结果
按“C”快捷键执行“圆”命令,配合捕捉和追踪功能,绘制如图4-43所示的圆与直线,其中圆的半径为18个绘图单位。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_126.jpg?sign=1738899848-6o6IoFl2VE2LGM98gJjzYbZguJj0InnU-0-c8a571b19c6941b651c6b5020c9a787b)
图4-43 绘制结果4
将圆之间的两条垂直直线左右偏移10个绘图单位,并删除源直线。偏移结果3如图4-44所示。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_128.jpg?sign=1738899848-ckuBsCDP2mm0fRelSJwSOyz1hi6ylSkz-0-52e013edaa2313a2b4b8011ecfe6f4ee)
图4-44 偏移结果3
按“EX”快捷键执行“延伸”命令,将图4-45中的四个圆作为边界,对四条垂直直线进行延伸。延伸结果3如图4-46所示。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_130.jpg?sign=1738899848-f13Mv59YWLGKgbKdV1T2Grxr0eqdaodu-0-b59fc7f6d8cd0a000eb7e2a1b6d640ae)
图4-45 选择结果
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_131.jpg?sign=1738899848-8FZD4QID7bUTrq5zd0cy8vi951p8LQ1e-0-1f9510c352897da9d66bb1197bf02c52)
图4-46 延伸结果3
选择菜单栏中的“格式”→“颜色”命令,在打开的“选择颜色”对话框中,将当前颜色设置为“102”,如图4-47所示。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_133.jpg?sign=1738899848-ZHaEFvDLKEtlbhyhSDQs2auGvAU8dMic-0-0deedf1ea57aca8730668e5a403fe37b)
图4-47 设置当前颜色
按“H”快捷键执行“图案填充”命令,打开图案填充和渐变色对话框,设置填充图案和填充参数1如图4-48所示,为立面门填充如图4-49所示的图案。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_135.jpg?sign=1738899848-ltTC2Ck3Gk9aAHAgq94D97UGPIR6TS0c-0-f0b2fa62e9bcdec11291c4e35d2ed1cf)
图4-48 设置填充图案和填充参数1
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_136.jpg?sign=1738899848-e8ii61MNuJ4aPt7BVa5rjzT2nAkaHMXz-0-cb5a5ef311f29f9f5ff96ccbe8dd4800)
图4-49 填充结果1
按“H”快捷键执行“图案填充”命令,打开图案填充和渐变色对话框,设置填充图案和填充参数2如图4-50所示,为立面门填充如图4-51所示的图案。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_138.jpg?sign=1738899848-NqYrzvspWIxFyuTW718CFKksBIcMYftV-0-58f6ec8f022b93c7e039ceafd7fb336c)
图4-50 设置填充图案和填充参数2
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt005_139.jpg?sign=1738899848-7BhRSqbOoeXRs1pe6zVlR3jrljF5WxV2-0-2ade5975b1d73f640592160c19a5242f)
图4-51 填充结果2
执行“保存”命令,将图形命名存储为“上机实训一.dwg”。