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三维图形不简单,因为它跟二维图形空间不同,那么今天小编给大家带来cad三维制图实例教程。下面是第一区自学网小编整理的方法,希望能给大家解答。
cad三维制图实例教程的方法:
01、画椭圆90*55
![CAD新手教你画三维图-1 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/505ae88a6779fc855c71d31214c07fb7.jpg)
02、再画一个椭圆200*100
![CAD新手教你画三维图-2 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/ffbf4c371cd449755d767598d7441a16.jpg)
03、小椭圆往下移28高
![CAD新手教你画三维图-3 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/61a17373e61aec05947a99caede9f460.jpg)
04、绘制四条R100的弧线,要连接两个椭圆啊!记得利用USC来画啊!
![CAD新手教你画三维图-4 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/e9b83a7524e7686d3a1a77851c037518.jpg)
05、再复制一个椭圆90*55离200*100椭圆高80
![CAD新手教你画三维图-5 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/4a05726d892e3bdec8c1888d5956224f.jpg)
06、绘制四条R200的弧线,要连接两个椭圆啊!
![CAD新手教你画三维图-6 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/14cc18f718d5b2690f4ea987463b2c8e.jpg)
07、画一个点离小椭圆往上移28高
![CAD新手教你画三维图-7 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/b3b935587af4b297a01d00d3cd3883aa.jpg)
08、利用USC画两椭圆相交与点和90*55椭圆
![CAD新手教你画三维图-8 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/78302dd6d054f1a1fccbef55c7841811.jpg)
09、修剪两个椭圆
![CAD新手教你画三维图-9 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/37c360dc9e0241d15d7119110c99c0e6.jpg)
10、再截断分成四条弧线
![CAD新手教你画三维图-10 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/23a0e530e0381d69d650cb0e99ec58a7.jpg)
11、先来看看整体的线框图
![CAD新手教你画三维图-11 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/84bace9f7918cf0c05f02da5b3009d36.jpg)
12、准备做放样工作,先样下图,利用绿线做导向放样
![CAD新手教你画三维图-12 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/0a1c47801ae1fd394e9a31f67304d8e4.jpg)
13、放样成实体
![CAD新手教你画三维图-13 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/5eb33d3a31f0f0f3d5e5c767677d38ac.jpg)
14、再放样上端
![CAD新手教你画三维图-14 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/e151fa3ca361914abe026db7ae309f15.jpg)
15、放样成实体
![CAD新手教你画三维图-15 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/fedadb419aadf47146d2cffcc78b7f17.jpg)
16、两个实体做布尔运算
![CAD新手教你画三维图-16 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/1fcb8cbadc75d01dd43e0b341a0ca235.jpg)
17、看看效果
![CAD新手教你画三维图-17 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/3f1d8c5481247164f72e20d278ae302c.jpg)
18、再放样半椭圆,利用四条弧线做导向放样
![CAD新手教你画三维图-18 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/8d7b1560f61925224a1e5a1a1485da70.jpg)
19、放样成实体
![CAD新手教你画三维图-19 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/a01143f1abb3e5e58699243ba62fec60.jpg)
20、移到元宝中间,看看就成了一个元宝了
![CAD新手教你画三维图-20 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/6303a84a1e7318de65dbbd57eecaf40e.jpg)
21、再来完善下,倒三处圆
![CAD新手教你画三维图-21 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/c51995502d3c6eae57b5c574e34df017.jpg)
22、就成一个漂亮的元宝
![CAD新手教你画三维图-22 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/68dc4558745f720f1766c4cbbb96faea.jpg)
23、看看渲染效果
![CAD新手教你画三维图-23 CAD新手教你画三维图](http://www.d1qu.com/wp-content/uploads/2021/12/ed087eeff1541e2edd029b60fd1fdc7c.jpg)