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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。
操作步骤
Step 01 单击“标准”工具栏→“新建”按钮,新建绘图文件。
Step 02 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。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_110_9.jpg?sign=1739511033-o3ki8IaeIYbkPmC3mUlPioWP7L4OJRow-0-6e4bd6dc103e8ad479d3d6c30e9b4e82)
图4-21 立面双开门图例
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_110_10.jpg?sign=1739511033-OhayxzKHb89EvzphOr4nVfo7TB2tjSp4-0-ca100b31838a78b728936996dd020f27)
图4-22 “对象捕捉”选项卡
Step 03 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。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_111_2.jpg?sign=1739511033-cprzVtm6Z2xlP053XQdeKODQEnPGcgOa-0-b2b827d5c563e36ee2f0a95053e4a374)
Step 04 选择菜单栏中的“绘图”→“矩形”命令,绘制内部的立面门轮廓线。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_111_4.jpg?sign=1739511033-V063KBSp0U6UOVYLuVANyDdDW7Gg27Zh-0-e3d30bd4ef2365db7e017e9475adc513)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_111_5.jpg?sign=1739511033-HB7IxIsbfTfDB6qCPUbh1AtP3JvwS3Uz-0-46fd18e7c269b5039fcf3b3882e4e266)
图4-23 绘制结果1
Step 05 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。
Step 06 选择菜单栏中的“修改”→“偏移”命令,对分解后的矩形进行偏移。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_111_8.jpg?sign=1739511033-6ToratxRiKe3g71xsIFPrx13QwuyibKg-0-f4215c6c3f07036a2a105b8c452f825a)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_112_1.jpg?sign=1739511033-OPlS4Gpvv6iXP1QD1zy4pjvRSwY76Sb3-0-77196971925bdbff6131770f4417657c)
Step 07 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。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_112_3.jpg?sign=1739511033-RDjIUHESXsOEWUsHO3R10xvN4dQmP16G-0-0d2f7bccca1e4177fba2080e75ab9209)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_112_4.jpg?sign=1739511033-260ZiawevAC4Ho0ND0Vynd4baR8kJ0mm-0-1059463a543d746d9dcee2192689a7b0)
图4-24 偏移结果1
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_112_5.jpg?sign=1739511033-e8mj7lHEDYNL3WtyXYaBhZMkCj0vxhYR-0-222ff996a82664a6b77485fb1e1726c3)
图4-25 选择延伸边界1
Step 08 重复执行“延伸”命令,对两侧的垂直轮廓边进行延伸。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_112_7.jpg?sign=1739511033-x4DRXeUM3wiDbHtEf4zZ0uVqjbGN5oRH-0-8b2a2217d64cd49f98ccb792d2a0d634)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_1.jpg?sign=1739511033-LSZonZ1fa9h0EbB6hahbQ7L67x4cAWyB-0-2e6c137467c98e81e2f7e402187bbaf5)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_2.jpg?sign=1739511033-dF6hYK1S2Od81hWR5EVQF6IdKLX199nx-0-f22d7018a05656f8fa33ca9b751be271)
图4-26 延伸结果1
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_3.jpg?sign=1739511033-heZy5NGFDU4mQEMfBDs2RqVgz3hXXFa4-0-7a045385c03559a1e45ab6e57a1ce550)
图4-27 选择延伸边界2
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_4.jpg?sign=1739511033-ZM3ggYj9c7OeZhMa8i73vso2xyE81Z1O-0-a1145dd68f186927aad6908a8c293439)
图4-28 延伸结果2
Step 09 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。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_6.jpg?sign=1739511033-niowxJilZU7BvUjl0atDcDCZrqdhl84Y-0-af2d1f2eaae4738a03365d0d8a6f005d)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_7.jpg?sign=1739511033-oRYvzAQy5BjYvYN9xMiybwOzFvNgpcDq-0-bfcd2cf11f075043e0166c64a1e83a1e)
图4-29 捕捉交点1
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_8.jpg?sign=1739511033-8qmOh0npJYo8kr9mRUcEiuCdBJlZ9guP-0-5fb066646f08c85eb0eb74e86a794cb9)
图4-30 捕捉端点
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_9.jpg?sign=1739511033-ELzpfspZIOmoMsPZIPQXjoAobuvESSB4-0-5f31261b41db44b95dd5da3e5e288c71)
图4-31 绘制结果2
Step 10 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。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_11.jpg?sign=1739511033-HlJtej9Tha39h8FWBW5H1DQBuuSGxB7Z-0-a2bf61e0f20403eb53136370a98a0f03)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_1.jpg?sign=1739511033-bd8YHAs084SEgnZfZRQaRIot9GQoYRrQ-0-c0c689830925ed83c649ac5372778ff9)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_2.jpg?sign=1739511033-Dkkt4727CM9hjEI1IqMKMzP1P8YqJBNG-0-69037862619e7c154b1f663388dadb61)
图4-32 捕捉中点追踪虚线的交点1
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_3.jpg?sign=1739511033-N37gZ94qFOpqAkylBxuJ8VL7CdSe5KMO-0-d6dc232bed3a7be481bcb250373ce845)
图4-33 捕捉中点追踪虚线的交点2
Step 11 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。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_5.jpg?sign=1739511033-Ha6m1BXWNTYIC5gYhu9EogxgmrzajoAj-0-42386b838ecd3f127b144ca372d10d31)
图4-34 绘制结果3
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_6.jpg?sign=1739511033-qrpPszKVbPNGS6e1gqKjV3AfOzgVDMQG-0-4128b0d955a5e18b0dcc50d577cf0572)
图4-35 偏移结果2
Step 02 单击“修改”面板中的按钮,对偏移出的椭圆和矩形进行打断。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_9.jpg?sign=1739511033-lQZjUTEOpD0zZntBieX8yDpIJLwaAIYt-0-fb5aa871fafd0db40163b6249cdd9ea3)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_10.jpg?sign=1739511033-e2KAy3KRNIZXuzjwnHeBqPEI1IOQ0PL8-0-03db451a66dd4a5b90507fee99292f0e)
图4-36 捕捉交点2
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_11.jpg?sign=1739511033-8SZb1CAWD1izFVrhILQ6HhHah236N0DL-0-e681bb56de2054084eaf37286266b096)
图4-37 捕捉交点3
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_12.jpg?sign=1739511033-VpymTIRtgMafWi5GfPSta3QSfM1K0fJO-0-0fb81b8be85260c91f9cc17c043fa394)
图4-38 打断结果
Step 13 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。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_115_2.jpg?sign=1739511033-2HNa6cXeJJUttJW36tN7U8eB0jUNFKm8-0-70b2cdc937a0025a741b839a4ab94f9d)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_115_3.jpg?sign=1739511033-QP61DB7vz2ois3sPw2dke0DRZ0w7ZLcn-0-54ea14604169f9007e6c1f53336c56e4)
图4-39 单击指定位置1
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_115_4.jpg?sign=1739511033-PrGN8O5SlaZcX65kPcJYa1jP4E9dpCjc-0-7262c93c0ef9409ee590890d89439da4)
图4-40 单击指定位置2
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_115_5.jpg?sign=1739511033-1rf67XnS0DoevHnwy8rk14B6OP4mI68p-0-dfaf6bfa0fe2a50ec4f96b55ca741490)
图4-41 修剪结果
Step 14 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。
Step 15 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。
Step 16 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。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_115_9.jpg?sign=1739511033-VbqmTKRQg0uhagUWJSEbIhHoLHJY20MN-0-00db9bc9c6a01b228d947a026d22e076)
图4-42 修整结果
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_115_10.jpg?sign=1739511033-EjHGc8FPwVKZecGkJuNbDpADebaZJZZt-0-0291ccbe72d5492ab067709a2eb11eee)
图4-43 绘制结果4
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_115_11.jpg?sign=1739511033-NnZbEN8SpqUsYadfx4xmvnkCt73W2JOd-0-99df42675c903ef4c50d3b6da161e0a4)
图4-44 偏移结果3
Step 17 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。
Step 18 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。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_116_2.jpg?sign=1739511033-8TDbXkoD1I7yIcIEdkkdELt12E4Uf6Xi-0-f7a9d369dcf18e84187869756b3050a1)
图4-45 选择结果
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_116_3.jpg?sign=1739511033-dMyT1nDGraPfZnNhMMNhMyV85SPKYVux-0-0f486723526013ef2dc2c8734fb5b185)
图4-46 延伸结果3
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_116_4.jpg?sign=1739511033-PRvtQyFtXYlrOrayCd0UtGHrH5egew0R-0-084e6f20ec3e0cbc433769cecf5819a8)
图4-47 设置当前颜色
Step 19 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。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_116_6.jpg?sign=1739511033-xGFG0I5uEtfqICUTvI9OSmlBKzZK416U-0-748772c6d80d8bdb82d2674104416f2b)
图4-48 设置填充图案和填充参数1
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_116_7.jpg?sign=1739511033-LBo821iNlugKRvEr4LKw2cSSgOGbdbbe-0-24fd00b1b8c9477012a18f6e0ecfebce)
图4-49 填充结果1
Step 20 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。
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_116_9.jpg?sign=1739511033-pCQ8pVTBfzTd6dDH7dKFn0sDrXa2UZg6-0-fd69946626550cbd3360c651fefb3278)
图4-50 设置填充图案和填充参数2
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_116_10.jpg?sign=1739511033-jcTy2W4rlNEsU0DI3tPl8HVxtUrE7B4U-0-3bb3a252cd207bc8d18d6023ff1db051)
图4-51 填充结果2
Step 21 执行“保存”命令,将图形命名存储为“上机实训一.dwg”。