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2.7 上机实训——绘制鞋柜立面图
本节通过绘制鞋柜立面图,对本章所讲述的绘图单位、绘图界限、视图的缩放、点的输入与捕捉追踪等多种基础操作技能进行综合练习和巩固应用。绘制鞋柜立面图效果如图2-57所示。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_149.jpg?sign=1739313348-qyPyCQCHAEynmRaxL5FEdHybjb2iVs1M-0-b1263c588f74cb1515d77d0e7a63e249)
图2-57 绘制鞋柜立面图效果
操作步骤
单击“标准”工具栏→“新建”按钮
,在打开的“选择样板”对话框(见图2-58)中选择“acadISO- Named Plot Styles”样板文件作为基础样板,创建文件。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_152.jpg?sign=1739313348-OgG8hgQMycER8FO6RNNfYN6LaQVVzcgR-0-311bfddbb91f5b782d3723c2a2e82467)
图2-58 “选择样板”对话框
选择菜单栏中的“格式”→“图形界限”命令,将图形界限设置为1400x1000,命令行提示如下。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_154.jpg?sign=1739313348-mb4bSmTCxlgwf9Ud7Kd2hIEJisdH6QLM-0-04316206c40a58d62bda8e42977df787)
选择菜单栏中的“视图”→“缩放”→“全部”命令,将图形界限全部显示。
选择菜单栏中的“格式”→“单位”命令,将绘图单位设置为毫米,设置长度类型为小数,精度为0。
单击“绘图”面板→“直线”按钮
,配合坐标输入功能绘制外部轮廓线,命令行提示如下。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_159.jpg?sign=1739313348-kIuPNoxfNEw4bxjKm2ZZvHIGfIL3UQXq-0-fb79f62c1f86ab101dbe06ef673a681c)
选择菜单栏“工具”→“绘图设置”命令,在打开的“草图设置”对话框中设置“对象捕捉模式”,如图2-60所示。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_161.jpg?sign=1739313348-WWZ4CqRiVsQsP6qxqQlhZmlqRxQ2a4Vy-0-7670979f25e4c73dea1404016e035510)
图2-59 绘制外部轮廓线结果
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_162.jpg?sign=1739313348-OPIUzTJgoIsBqqG18nKNlaXfFpuuEIpO-0-39b465c7f7752c761404162fd83867cc)
图2-60 设置“对象捕捉模式”
选择菜单栏中的“绘图”→“直线”命令,配合点的捕捉功能绘制内部轮廓线,命令行提示如下。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_164.jpg?sign=1739313348-KxHGTFF02K2FqZ1j9gEifY5dA0MkP4X8-0-d8b1c0e04c517b7e7f0b16af6dcd8153)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_165.jpg?sign=1739313348-oy9XZKOy505E6YAKpDc7qoSmmMWlz6n2-0-76cacd8ef2a4c4b6da758117db2f6f48)
图2-61 引出延伸线1
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_166.jpg?sign=1739313348-KYx98IjkoO0KgLc32fsWJ0Gfn5eKACJa-0-1248ea827cc5373a09d08239262f81c7)
图2-62 捕捉垂足点1
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_167.jpg?sign=1739313348-vZqqprrouT2Uz6Pf9T9AqvhsusHtFnla-0-6c3a70553ed44400376a50d2774113c2)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_168.jpg?sign=1739313348-QzAKqbemxU4JXs4V9tTyFfsrpXIFBJ1A-0-ef37162f655bfd36e6da1eeaed8e5ee2)
图2-63 引出延伸线2
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_169.jpg?sign=1739313348-PqCdLP8PfdfKLxE3FAma6e5GTgYkhe4J-0-c73698f42785010eeacfbffaa059a07d)
图2-64 捕捉垂足点2
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_170.jpg?sign=1739313348-OSIFQ0soiMhkDEQqOv8TEqksfpgqxkqJ-0-bafee92209455e8c2a83f8f2ca6bac74)
图2-65 绘制内部轮廓线结果
重复执行“直线”命令,配合“两点之间的中点”“垂直捕捉”“延伸捕捉”等功能绘制内部的水平轮廓线,命令行提示如下。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_172.jpg?sign=1739313348-r6rEluDn1HUYJDz3vBQoudnuHGne8B3A-0-ed31d4aaa7914d0e1869ffd3327d1bf3)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_173.jpg?sign=1739313348-ctz3gNJtBOP7bkMyqVTEvywKe20LZjCO-0-7806d53b1df7507626df9e90fa6a4858)
图2-66 引出延伸线3
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_174.jpg?sign=1739313348-nM2eVW7aoouPKNXCZcOYOOJWCXkSZZ6s-0-d10696ea79a35088bfad0aed5a5cf4c7)
图2-67 捕捉垂足点3
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_175.jpg?sign=1739313348-RXAH5EQH1AKkHxRul7avXUtXaOOk46Rf-0-69c00f11315a9faa6b902cf47ca32d96)
图2-68 绘制内部的水平轮廓线结果1
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_176.jpg?sign=1739313348-hBhT7uMW8wYIVzL1m9gAwplE15bMFPvP-0-f0f6af2e204f8460d8dd959f2aebc56a)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_177.jpg?sign=1739313348-QHWcDwnF9uYebC0iAi1HUtDbnKxwiIr8-0-6c35193e216835c985b9469080511483)
图2-69 捕捉端点1
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_178.jpg?sign=1739313348-TKtcxWlSid5RP8uysvcruzAvuryG5RGH-0-6fc55d946a6d7766cece72888c7222b8)
图2-70 捕捉端点2
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_179.jpg?sign=1739313348-04mJMneXSgldGgtONXgbLu9cvfBuJFpY-0-8ebd1ca9a8ccd38348205f1a1e6b02c3)
图2-71 捕捉垂足点4
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_180.jpg?sign=1739313348-RjqSGgbkCN8gXTXRz0TWncu7G8zsqu3z-0-5b50c06c3b2a896a511d731ac94a9da2)
图2-72 绘制内部的水平轮廓线结果2
小技巧
在捕捉对象上的特征点时,只需要将光标放在对象的特征点处,系统会自动显示出相应的捕捉标记,此时单击即可精确捕捉该特征点。
选择菜单栏中的“工具”→“新建UCS”→“原点”命令,以左下侧轮廓线的端点作为原点,对坐标系进行平移,如图2-73所示。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_182.jpg?sign=1739313348-qjrDQ82ghGirqnIhJDEbVGOE945JhVoU-0-15ab0533ee667bfe6527c835e5baf067)
图2-73 平移坐标系
选择菜单栏中的“绘图”→“直线”命令,配合点的坐标输入功能绘制立面图内部结构,命令行提示如下。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_184.jpg?sign=1739313348-Lmtc27P1FUiQJdk7BeDhXoMXmPdMMUyU-0-24f827db644df908a55576394ae60d8e)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_185.jpg?sign=1739313348-KMRKfH81QDGCXvFoKaMHDcy0PcfOszAq-0-a7d2935d2e5e24c9254375b30ca8d7c6)
图2-74 绘制立面图内部结构结果
小技巧
如果在输入点的坐标时不慎出错,可以使用“放弃”功能,即放弃上一步操作,而不必重新执行命令。另外“闭合”选项用于绘制首尾相连的闭合图形。
选择菜单栏中的“格式”→“线型”命令,打开“线型管理器”对话框,单击
按钮,加载一种名为“HIDDEN”的线型,加载后的对话框如图2-75所示。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_188.jpg?sign=1739313348-iqB81kpKdEdKneBFqV2IX0xto7p7ACLm-0-d2be4ba8356cb0d4b95961a4c087fcd2)
图2-75 加载线型
选择“HIDDEN”线型后单击
按钮,加载此线型,并设置线型比例参数。加载结果如图2-76所示。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_191.jpg?sign=1739313348-giIMGq8SassAMIHJIuAdN5mUsZ8Nz3TC-0-98f2d974f8897b32dbc54508c578b46c)
图2-76 加载结果
将刚加载的“HIDDEN”线型设置为当前线型,然后选择菜单栏中的“格式”→“颜色”命令,设置当前颜色为“洋红”,如图2-77所示。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_193.jpg?sign=1739313348-08E2vYK1RBPpqNwSrVefY4RgzrPbY4SV-0-3170d2b1e7a209103a48d6730f3f3d4c)
图2-77 设置当前颜色
选择菜单栏中的“绘图”→“直线”命令,配合“捕捉端点”和“捕捉中点”功能绘制方向线,命令行提示如下。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_195.jpg?sign=1739313348-7flvpdYsSpfPzqxLq4POiVPYOwD6dLot-0-90b2fc25a363d23f5ce1b7101a117824)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_196.jpg?sign=1739313348-MPteEfZZEmc0POHEjvfgZRzt3mIrF39U-0-c6c7f5a3c171fc325a3d4bf04d3e9411)
图2-78 捕捉端点3
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_197.jpg?sign=1739313348-7jVXClDl0CknbY4MTYU00wTHEJmsPKSC-0-4fb1a2c5a42bbee125bc29cc3c58cf50)
图2-79 捕捉中点1
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_198.jpg?sign=1739313348-BKxD1AIPHWDGw1nwUfZBoCERVIVhPges-0-d3be9ef18713e420ab6c824804b03549)
图2-80 捕捉端点4
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_199.jpg?sign=1739313348-fLZcI3IT1HjKW7p6WGmMglCqLL4ysXdt-0-5086cbd933431e3811b250fc04bab81a)
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_200.jpg?sign=1739313348-bJoIykv5CPVBh0JSoZG7nh1LQoJKRLJM-0-c88f9e2fe3b162510bcb09ddc8e0d1ba)
图2-81 捕捉端点5
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_201.jpg?sign=1739313348-ZBxGrDzZcvyRKjsXV94Umf6acu9wIe26-0-f19ead977c491b1a1161655655548cdf)
图2-82 捕捉中点2
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_202.jpg?sign=1739313348-jRqAPPtVCJSAQDCWG0vK9NnqblrERRwj-0-39c73aedcd9657cb4ddc31e852f08509)
图2-83 捕捉端点6
小技巧
当结束某个命令时,可以按“Enter”键;当中止某个命令时,可以按“Esc”键。
选择菜单栏中的“视图”→“显示”→“UCS图标”→“开”命令,隐藏坐标系图标,如图2-85所示。
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_204.jpg?sign=1739313348-4tH72ITxvjVRInPSmI3gaPeeMNE5twSR-0-04d17e9e1a2be5e15eca8365eba3bdf5)
图2-84 绘制方向线结果
![img](https://epubservercos.yuewen.com/FDE8AD/20862582701479706/epubprivate/OEBPS/Images/txt003_205.jpg?sign=1739313348-uA7D4BjsJrCroGMBcLOfCV5vChpaOxHw-0-b01c1645628854c7202fd10828bf92d7)
图2-85 隐藏坐标系图标
单击“标准”工具栏→“保存”按钮
,将图形命名存储为“上机实训.dwg”。