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4.7 上机实训二——绘制沙发组构件
通过上述各小节的详细讲述,相信读者已经对各种修改工具有了一定的认识和操作能力。下面通过绘制沙发组构件,在巩固所学知识的前提下,对本章所讲知识进行综合练习,如图4-79所示,具体操作步骤如下。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-128-188.jpg?sign=1739684541-GxQiB2fhc21STDkQKeQ8aJ63yS3fpSww-0-294b14ad07b1823e88685b9965f90ccf)
图4-79 沙发组构件绘制效果
Step 01 单击“标准”工具栏→“新建”按钮,新建绘图文件。
Step 02 激活状态栏上的“对象捕捉”和“对象追踪”功能,并设置捕捉模式为“中点”捕捉和“端点”捕捉,如图4-80所示。
Step 03 执行菜单栏“视图”→“缩放”→“中心”命令,将视图高度调整为2400个绘图单位。
Step 04 使用快捷键REC执行“矩形”命令,绘制长度为950个绘图单位、宽度为150个绘图单位的矩形,作为沙发靠背轮廓线。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-129-1.jpg?sign=1739684541-mqN3yJEqU3AxtcRCXqpxPt4C9smkWWMa-0-dfe9e2f9e7932a39c49e8417031d4fa4)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-129-184.jpg?sign=1739684541-UlFqj80bXjSFIzuQQVZtD3chSTGmK9O0-0-20464c7810afcd14258a338792e0fad7)
图4-80 设置捕捉模式
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-129-185.jpg?sign=1739684541-xYVslZGrv9JkJ8HLgCaJjRBwLfNMKm9s-0-53903758bb89d40268a7c997035b9d3b)
图4-81 沙发靠背轮廓线绘制结果
Step 05 重复执行“矩形”命令,配合捕捉自功能绘制扶手轮廓线。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-129-2.jpg?sign=1739684541-BcpoaCyG1iospkxiLMhrzFZRqc2pngrL-0-605b0dcdeb5999365e36d5f4ea663f0e)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-129-208.jpg?sign=1739684541-ugk633rxrIvbGpTiy629OBCHH9ug9GoT-0-7fa341afe6983158571f5001361f39d6)
图4-82 捕捉端点(一)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-129-209.jpg?sign=1739684541-CLYlz6a0cy0gvT8mYHDPAlg4om1vJ7JA-0-1d06b64ec80a60c371361fcf88997718)
图4-83 捕捉端点(二)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-129-210.jpg?sign=1739684541-dQOKaBcYMOrCoIf2q48T45aicgpCtHjz-0-cae1d8c52a211805d4977236dde0ebf0)
图4-84 扶手轮廓线绘制结果
Step 06 执行菜单栏“修改”→“分解”命令,将3个矩形分解。
Step 07 执行菜单栏“修改”→“偏移”命令,将最上侧的水平轮廓线向下偏移750个绘图单位,将两侧的垂直轮廓线向内偏移90个绘图单位。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-129-3.jpg?sign=1739684541-AsUkoNchuGXwghUHRlg9a2QAtn8TNlm6-0-d902518de66f71aaaedfbdc6ef7f76a5)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-130-1.jpg?sign=1739684541-aM6h8bpjjHj6kJc9tqW21oZa22LHZ30Z-0-03dc166e0abab574cbaba9d1e8262357)
Step 08 执行菜单栏“修改”→“延伸”命令,以最下侧的水平轮廓线作为边界,对其他两条垂直边进行延伸。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-130-2.jpg?sign=1739684541-kkG3MrGNEip6FKpj3og8mQGowZ33Dels-0-081aed79dee8f9a38357f7bc58e74de5)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-130-205.jpg?sign=1739684541-9qe34uJVL13B59hbRFOIeDiviZpHbUg8-0-6409f6db3bfc63a15db3b473d6005040)
图4-85 偏移结果
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-130-206.jpg?sign=1739684541-4S44fYctoCGcXyFIbKB5HCc1u7oW0uAX-0-8c3d960838307ca902a631418734bbb9)
图4-86 选择边界
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-130-207.jpg?sign=1739684541-P48wFlld8BhOB5L6SCyOWYeWpsByPYod-0-72d18e7bb2c5e1e20ca300cc5c955f1b)
图4-87 延伸结果
Step 09 执行菜单栏“修改”→“修剪”命令,对下侧的水平边进行修剪。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-130-3.jpg?sign=1739684541-CksYRLUiPodnnHSL4bHksSPjlxeZP9DT-0-a04fef187e675d93358d6f49f3f84cbe)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-131-184.jpg?sign=1739684541-fz2OQD10ahX4nzOGdEu0IO6eK02Fz5tB-0-3908bf59bfe6660c4a9247d02b77e4cb)
图4-88 选择边界
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-131-185.jpg?sign=1739684541-75bSsBuVnwTfwU92dUgc9QsudaS04Awi-0-552735f89b8c9e0ba86a11bf932e87c5)
图4-89 修剪结果
Step 10 执行菜单栏“修改”→“拉长”命令,对内部的两条垂直轮廓边进行编辑。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-131-1.jpg?sign=1739684541-NQSNaNNK8DsBlKVKT4PgQDApDRnpUg7B-0-7e7c72db83892a7c3a03c785827d6402)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-131-208.jpg?sign=1739684541-SOcWPxDk0zE9CjPwLYNpzayTBifdsD2K-0-4f31c627b15a0d68212ae7f086b52832)
图4-90 单击指定位置(一)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-131-209.jpg?sign=1739684541-D2ffVAwghDYB3sw2oZDtpBTB6igRYVxy-0-802fd654c8e4bb66d36601e174558f4f)
图4-91 单击指定位置(二)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-131-210.jpg?sign=1739684541-JCopdATuaRRt24Ns7qYIofepT36lN0B6-0-ef1ae305c150ae1a4f1beac53a908188)
图4-92 操作结果
Step 11 执行菜单栏“修改”→“倒角”命令,对沙发靠背轮廓边进行倒角编辑。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-131-2.jpg?sign=1739684541-rLCrV2UvIaHt4GObL4P5mZswIkaP4mNz-0-bfbf49a02fdeb5ea0871dc3a4ebf933c)
Step 12 使用快捷键L执行“直线”命令,配合端点捕捉功能,绘制水平轮廓边,如图4-95所示。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-132-183.jpg?sign=1739684541-z457sDMK9Qqw5WA3zVDQx49BQkCXJNYD-0-9d23ae5af462154bb5c252290b395f24)
图4-93 定位倒角边
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-132-184.jpg?sign=1739684541-cvr66k9PyDoAUfZW0YkQcXQURJDnPLaw-0-d9b2bc9683d42954271ff2ba6ac2affd)
图4-94 倒角结果
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-132-185.jpg?sign=1739684541-sJOjZzIP9OFrvAuLVZtmCEnSCsXdji3x-0-c64b317f74298edd6a73e0ed0fa4aa4f)
图4-95 水平轮廓边绘制结果
Step 13 单击“默认”→“修改”→“圆角”按钮,对下侧的轮廓边进行圆角。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-132-1.jpg?sign=1739684541-eux5FD3WY1TuDD3pzSEPM5l41uupBME2-0-1b1de745bc94cd950510f5b0b53a1e7e)
Step 14 在无命令执行的前提下,拉出窗交选择框,如图4-98所示,然后按住鼠标右键进行拖曳,当松开鼠标右键时,从弹出的快捷菜单中选择“复制到此处”选项,对其进行复制,如图4-99所示。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-132-230.jpg?sign=1739684541-SCEgKMImNevAGhlI0QPtQt8SXj1lCTzh-0-78d4db6dcde0a67bbf39385eb7229e73)
图4-96 定位圆角边
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-132-231.jpg?sign=1739684541-n0tg6u521J6VNMj2JIBb7kxM6w7Z0qoR-0-ed84a7341d001f826043328f71c1d0d6)
图4-97 圆角结果
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-132-232.jpg?sign=1739684541-N6v4czgZYkkHm2j0PhZPL3aKUOKALeuz-0-7f3001f03ec1f4bb3dc5a723a3cadfe2)
图4-98 窗交选择
Step 15 重复上一步操作,将沙发图形再复制一份。
Step 16 单击“默认”→“修改”→“拉伸”按钮,配合极轴追踪功能,将复制出的沙发拉伸为双人沙发。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-132-2.jpg?sign=1739684541-G0LmLD0NKYyjJ8Dr4dRGT8zKvCFYEsgn-0-4c3033cd4bb7c8023c73eb648638188c)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-133-184.jpg?sign=1739684541-1R5S1x6UNygFEfYhEx3YB41aoCeiysJH-0-7eb71fb2a2779a5881c71f6669b82e93)
图4-99 快捷菜单
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-133-185.jpg?sign=1739684541-DJa7H31uRGFPQnrlgSGTzQhJAiXcJg77-0-e47706a24b5509341ce5748ab0e8df28)
图4-100 窗交选择
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-133-186.jpg?sign=1739684541-dNHzvjSG9eBpnTsj9Ep6LoY4fxM3Qfgm-0-31375a32f042b188884ee707eae857ae)
图4-101 引出极轴矢量
Step 17 使用快捷键L执行“直线”命令,配合中点捕捉功能绘制分界线,如图4-103所示。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-133-209.jpg?sign=1739684541-u0AR5BKulMJQHxBUwPvKMDvQFDXJk8eb-0-ca889117448f8dd7a254421d0eeef0e9)
图4-102 双人沙发拉伸结果
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-133-210.jpg?sign=1739684541-cIXozVPkiOHFx37jc2TIgsc4aCaQK1Oq-0-599653c25be4103f5d8a864b8eb751b5)
图4-103 分界线绘制结果
Step 18 重复执行“拉伸”命令,配合极轴追踪功能,将另一个沙发拉伸为三人沙发。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-133-1.jpg?sign=1739684541-7pprxlAIFqOPKH2KyqT84BpzkTrxe0sa-0-f31900cd61da8a6a35b5b409b42bec67)
Step 19 使用快捷键L执行“直线”命令,配合对象捕捉功能绘制两条分界线,如图4-105所示。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-133-255.jpg?sign=1739684541-BTP9Ti1jLj1oG1kCvfEZtv9wrTGETnAK-0-72cbe24eff885b7c9d5d165b2312f3ce)
图4-104 三人沙发拉伸结果
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-133-256.jpg?sign=1739684541-rjwLSHtWAYf7hem4vlvJW4yjRBWbXrjs-0-2c4299a47ad7c7234e4ecd3d1fdbfbbe)
图4-105 两条分界线绘制结果
Step 20 单击“默认”→“修改”→“旋转”按钮,将双人沙发旋转90°。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-133-2.jpg?sign=1739684541-MFFA20QtPcpE80uSFlVJkBJDliScNg3T-0-f30fee84410504204c9600be25db7a76)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-133-279.jpg?sign=1739684541-FSbUUVtgLGV5W5anM1PXYVdhAhaIiQVy-0-081e4e0f2fce723e011a15d7b57c4377)
图4-106 窗口选择
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-133-280.jpg?sign=1739684541-kYTJxpguVbTRVK0xvrF7Xu0qCrDgvoOl-0-b12daa235bef098f01c479d91c3a2628)
图4-107 旋转结果(一)
Step 21 重复执行“旋转”命令,将单人沙发旋转-90°。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-134-1.jpg?sign=1739684541-L3jijECQ8xifWZV7rvfsc2TJUX8zX4um-0-068431ce661f24a36dd9d0ce42a0dc88)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-134-205.jpg?sign=1739684541-71862YZ0J7OWXuZvrwXGAv5lqC4584UG-0-e8bf04c92c798875ad7485f51fcd5e43)
图4-108 选择单人沙发
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-134-206.jpg?sign=1739684541-mRehbNbENZ46vZHzCHDHgdm6Xvm0UwRe-0-a41973b00a2d1113326672c46904733d)
图4-109 旋转结果(二)
Step 22 使用快捷键M执行“移动”命令,将单人沙发、双人沙发和三人沙发进行位移,组合成沙发组,组合结果如图4-110所示。
Step 23 使用快捷键REC执行“矩形”命令,绘制矩形作为茶几,如图4-111所示。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-134-251.jpg?sign=1739684541-0OD3WtKkIc62K8krvAZtfNGYMjOfGo7c-0-17d472b16269d5b166691131a314147c)
图4-110 组合结果
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-134-252.jpg?sign=1739684541-0wE6bfz6rlolIWHnM6HDAkboK6hhNwiY-0-5c2d19840c2d93b7098f575af6da6dd2)
图4-111 绘制结果
Step 24 单击“默认”→“修改”→“旋转”按钮,将图4-111中的沙发组旋转180°。旋转结果(三)如图4-112所示。
Step 25 执行“缩放”命令,配合两点之间的中点功能对茶几进行缩放复制。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-134-2.jpg?sign=1739684541-anFXKLKW1ARVWo1bDFr0c0pI93QmL9gO-0-590f04127c8464565e1fcd03b3a21f89)
Step 26 使用快捷键H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,如图4-114所示。为茶几填充图案,填充结果(一)如图4-115所示。
Step 27 重复执行“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,如图4-116所示。为沙发填充图案,填充结果(二)如图4-117所示。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-135-187.jpg?sign=1739684541-j9mTxeAdMsJfRGRrKXRmKMH5iWDQv61v-0-28e90258dde3b4f20a4f0b6b258a2bbb)
图4-112 旋转结果(三)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-135-188.jpg?sign=1739684541-6iisjAeziOFV3HvoepqgmzyQqHtUA7wz-0-3cd71ca40118913fc234ca4f2777b773)
图4-113 缩放复制结果
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-135-189.jpg?sign=1739684541-lLpnqpy0V5lwgWIl1TB2AlO0tZDzULlf-0-d8dbe82434c6be954d586961204b1795)
图4-114 设置填充图案和填充参数(一)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-135-190.jpg?sign=1739684541-UvB0JOyBrThKXryEt4wmAYCrlorGX3dl-0-4fe53f4bdce06b2aa1f64b9a487d7dc4)
图4-115 填充结果(一)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-135-191.jpg?sign=1739684541-YafSU03AlzzNAbJ3IT2mU4aWJ2NOysKk-0-bacd3e0bfbe077e093112215119daa11)
图4-116 设置填充图案和填充参数(二)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-135-192.jpg?sign=1739684541-KjWDettUFFczBYXlbhNmYch2suPFUAz5-0-b0628b666726a508f00ca06f6ccb825c)
图4-117 填充结果(二)
Step 28 重复执行“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,如图4-118所示。为沙发填充图案,填充结果(三)如图4-119所示。
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-135-215.jpg?sign=1739684541-zZyBUPYl60w1r7HJAlXbvIjDClmNXuUq-0-672fcef2ea1e0e3449bc037b881ab86c)
图4-118 设置填充图案和填充参数(三)
![](https://epubservercos.yuewen.com/C5155C/20862583408965406/epubprivate/OEBPS/Images/41452-00-135-216.jpg?sign=1739684541-dYs3jHIKM1yThq6xvXOMlS8ica7eRToB-0-ecb26b4ce3ebc48977b911a18901f8c6)
图4-119 填充结果(三)
Step 29 执行“保存”命令,将图形存储为“上机实训二.dwg”。