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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=1739292538-JG6mv6Cq9mgeTOery6b8Brnzh52Y0SKM-0-88177b965e9d542b45682c74baaee2f3)
图4-21 立面双开门图例
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_110_10.jpg?sign=1739292538-AxC0MV4kFiW0Iz8P1oz2p33RERwYDxJF-0-bc8043f01fd8692e75e7755fae8220b3)
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=1739292538-I5UmsD3X3ryuvY4YnVgU1Ec08KxEQCAq-0-85affb19b68b13c3b1139d962bb26355)
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=1739292538-IZwS5dookqC8qqnEQZCwiRQfbIVUD3bS-0-c0f3b9946a1e63c056ca07b2eab102b8)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_111_5.jpg?sign=1739292538-druFwrQfI6Gz7BbZKbXD6yPMwbVhwbPw-0-9af642f3c647723817efc916e754a234)
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=1739292538-1NEwKBDlvAw7Hc3vg5Zyoal9RyynL3Zo-0-d3bda5cac08aa59528ce4e00725164d8)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_112_1.jpg?sign=1739292538-FVl8Wgm9pQzWUaKZCP8bHOur36TUGJxt-0-f627c045adf426730cc7003a1ede4be6)
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=1739292538-Qsz8PaQnRgMZZcl5WU5HqJcY2D6CRtzU-0-b8438efe1cbf0f3a00bddfae812dc105)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_112_4.jpg?sign=1739292538-JLa5Oyr84NXdPumcZmDtol0jsYumdyP5-0-fc291e1d5661549d417017725dc0c620)
图4-24 偏移结果1
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_112_5.jpg?sign=1739292538-ExXubrU3ksvl8LerFvL2XIrORLuA0ang-0-0f98b89e77bfbbc3f4fcb94dafc29a67)
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=1739292538-j3S9gP1y1BRnRX5RTnM1W2GI73Yv2hFH-0-517e88d814bd85f309fc0935772fc89f)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_1.jpg?sign=1739292538-CJJueA4RkcsQQDTdmvMwr37k3flDTgRd-0-cdb6c9e8871fb21a297918c1760a30a1)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_2.jpg?sign=1739292538-vuTcyD8VIZTkkLysyjENDDlKz9UKtqg1-0-4493d29048c9045e882cc5fc453738cd)
图4-26 延伸结果1
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_3.jpg?sign=1739292538-ykfS5FAohcsSMC1e7isI0AnPYTQOuveu-0-32f2e9ef076f34216230a65e9f7e955e)
图4-27 选择延伸边界2
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_4.jpg?sign=1739292538-2YNjgm364DSOeAtnxwIv186PclZVJY6M-0-94cfce78fd697bb5e4798ed7a7575fd5)
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=1739292538-nORdKg59Q5bO7gk7R6WlZJaDnpTrzNcW-0-6d748a281919b6e0d78714617de39f8e)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_7.jpg?sign=1739292538-cgyVVr5uJqUBywL89Dol1J02jvdCGCY1-0-3c4ca1c4ee2bba342bd9ceb2c42422f4)
图4-29 捕捉交点1
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_8.jpg?sign=1739292538-Lb1sOx4YAPfC9U1zMzWB0OsaV3rXtT5b-0-5a39fd53b527dddc5c2e5d41a517acf5)
图4-30 捕捉端点
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_113_9.jpg?sign=1739292538-ho3uxPHLppOAB1P5UGHLSyyC0qej7Rqn-0-4c4645def8bf2b02c3efb417090bbf33)
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=1739292538-KNw1rkXacISWoN6fV9a1GkNWmYxYa3NA-0-40ef02bac2cc76f2e47d5e9f8e29c7cc)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_1.jpg?sign=1739292538-nDYF4cxtMEVtbqUvJ7bNCrfcjswnTBAI-0-e7c9c8589f192dc078f06718b961a8c9)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_2.jpg?sign=1739292538-uJ8OSuuF1IDt4H2vDw6FM5mwySKye70i-0-4edfb37d4549bca9f5b3ef0757c826cf)
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=1739292538-hnQ9YqMvwyLJAJxSdr04xkFn1pc1mL71-0-091b8911f0bd4839e4e405c3434af93c)
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=1739292538-eKXrq8KT24Bo9WKvklUftJ4Dw6EonCkN-0-9745a9d0e19b7336554d6f2b0f9eabcd)
图4-34 绘制结果3
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_6.jpg?sign=1739292538-ABIkbfb2gHJvfA72kT8aVfScuv0dgep4-0-fe2e979abb14a52a24c8abd3696afcf0)
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=1739292538-iSyo9Vm37rfhufaUZD9111bnLf5FQoHz-0-664831acf8f1f5464d946635a61bd66c)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_10.jpg?sign=1739292538-U9u5ywNgyeHjy7pTSm70OPQcWQk3vW6R-0-94ebb6806ce8e9e1af81c83821db62c1)
图4-36 捕捉交点2
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_11.jpg?sign=1739292538-nRb5OropKf35kuCJ9XQLPk8xBkhKrGBI-0-23100717cf3f0fec0f97f520de5e6288)
图4-37 捕捉交点3
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_114_12.jpg?sign=1739292538-qrrStmQw8xjojHaskz6dGklg1RjT9bTT-0-69ed17bbb1e8d9cbf0f5fafaf81a8adb)
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=1739292538-RJjJdtdSK4yWQozauw7vSuzuUSsb1HxC-0-b9497aa8fad1d81ced471047c60bb2d4)
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_115_3.jpg?sign=1739292538-C4U3WUDxO9ZEhFTIirXhLpKoziYzOj2e-0-069846d9238fed0aa3935efd583ae313)
图4-39 单击指定位置1
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_115_4.jpg?sign=1739292538-ADhJWq0Wy5jIYDNNE2ZzSdOG6o5cCEqq-0-39a51acbaad360d0a2d60b4e1cfbe768)
图4-40 单击指定位置2
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_115_5.jpg?sign=1739292538-7hTOdR994Mf3coFby6bINzug6qUCMbtN-0-3d36932a2776cd8c600123549975c944)
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=1739292538-v55eLbD7wvv44B9LKEqcQoUUH0YQtHiF-0-2f112d8110b7334310e747454a991e36)
图4-42 修整结果
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_115_10.jpg?sign=1739292538-KBJ8dI9WQolZm2tHXN2eTWJEXKBC7BDh-0-b76b271846020d26aedb5241b00e8033)
图4-43 绘制结果4
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_115_11.jpg?sign=1739292538-Vnh4vObWhyxCP7tA4hE9X04oULxugJqw-0-58c2d088c608da39d5371b2e188a143d)
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=1739292538-GjSgFiO5RLiXeCXbp1vHA4PK2IzMtH6F-0-90bd1b59ebe3474800c65ff3d1984103)
图4-45 选择结果
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_116_3.jpg?sign=1739292538-yIB7BFN6FdaXCDoTV8ylv5yIN456dhI8-0-f19ff9ec2516f4c4286724f4d3dbe07f)
图4-46 延伸结果3
![](https://epubservercos.yuewen.com/CD1FC1/19118076701949906/epubprivate/OEBPS/Images/39026_116_4.jpg?sign=1739292538-Ueu0JbKNTRds0ez5MMjs9GpcDFweRAAM-0-178fbad5a291143ff6e1a782ad6c6858)
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=1739292538-yBoD39WfsO5CRkdeB1NpMi6W0IthcU6J-0-2ebdacad53d6b0569a971527b4b4c74e)
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=1739292538-Ajoo9nDavpq8fkNb1ojvOvdNgBDNP7fN-0-85fa79d81cb2c3dc3e2b9378a98d9721)
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=1739292538-aRgG7D7IuNb0K9k7T4p17WpZ09wVcB8w-0-df2d76f26abdfc4858b25baab6efa891)
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=1739292538-ezzqpaAXd3n0atEt0opfaLfAGlshSdCV-0-2282f61c28428bd14a94d29cb5fab401)
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”。