--- title: "从头开始创建钣金" url: https://www.thcad.net/15792.html date: 2025-04-08 modified: 2026-06-18 author: "天河CAD" description: "【温馨提示】：以下压缩文件为分步DWG文件，请解压后使用： ..." categories: - "3D机械版" image: https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-35-9-1.png word_count: 86 --- # 从头开始创建钣金 【温馨提示】：以下压缩文件为分步DWG文件，请解压后使用： [10_Sheet_Metal_from_scatch.zip](https://www.thcad.net/wp-content/uploads/2022/11/10_Sheet_Metal_from_scatch.zip)[下载](https://www.thcad.net/wp-content/uploads/2022/11/10_Sheet_Metal_from_scatch.zip) 1、创建一个新图纸：文件->新建(QNEW) 2、绘制一个矩形(0,0,0) - (255,100,0) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-27-19.png) 3、鼠标悬浮在矩形上，然后单击创建基础凸缘命令 (SMFLANGEBASE) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-27-28.png) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-27-44.png) 4、鼠标悬浮在法兰底部边缘并创建一个新的凸缘 (SMFLANGEEDGE) ，参数设置 L = 13; a = 90° ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-28-20.png) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-28-33.png) 5、将鼠标悬停在法兰的后上边缘，并构建部分凸缘（SMFLANGEEDGE + 宽度选项）L=62；A=90°，（侧隙=32） ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-29-10.png) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-29-22.png) 6、背部小凸缘 L = 13; a = 90 ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-29-57.png) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-30-8.png) 7、在 Mechanical 浏览器中，单击根节点，观察浏览器底部的钣金属性。 ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-30-30.png) 8、设置轴侧视图并将厚度改为= 5 -> Undo/Redo 9、设置轴侧视图并将 bend Ratio = 3 -> Undo/Redo 10、悬停在前面的小凸缘上，调用凸缘旋转命令(SMFLANGEROTATE)，尝试旋转凸缘 ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-31-0.png) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-31-11.png) 11、鼠标悬停在竖直凸缘上，使用推/拉功能查看钣金的变化（维持厚度不变） ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-31-40.png) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-31-51.png) 12、单击 Ribbon->钣金->修改，并调用解除（smdissolve）命令。将其涂抹在同一垂直凸缘上，凸缘的颜色将发生变化，表明凸缘特征已解除，尝试推/拉一个已解除功能的面->撤消 ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-32-8.png) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-32-25.png) 13、在模型上选择两个对称边缘，并构建两个对称边缘凸缘 L = 66; a = 90° ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-32-43.png) 14、创建两个边缘凸缘 L = 25 a = 90° 15、创建最后两个小的水平凸缘 L = 15 a = 90° ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-33-6.png) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-33-15.png) 16、到组件面板选择 Holes 库。 ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-33-30.png) 17、单击 Slot, 更改默认参数Diameter = 5, Length = 40，按下图所示进行放置。 ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-33-49.png) 18、对称镜像孔 ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-34-7.png) 19、关闭图层BC_SUBTRACT 20、创建倒角L=5 和两个大倒角 L=50 ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-34-30.png) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-34-37.png) 21、插入块 dwg block（应用分解 explode 命令），拉伸创建孔。 ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-34-55.png) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-35-9.png) 22、鼠标悬浮在模型的任何凸缘上，调用展开钣金体命令(SMUNFOLD) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-35-34.png) ![](https://www.thcad.net/wp-content/uploads/2021/05/image2021-4-23_16-35-45.png)