# Kicad 使用技巧

## 1 导入DXF板框

选择导入图片。

![](https://mythidea.oss-cn-beijing.aliyuncs.com/usr/uploads/image-20250907163558716.png)

选择dxf文件。

![](https://mythidea.oss-cn-beijing.aliyuncs.com/usr/uploads/image-20250907163632275.png)

导入后在User.Drawings层。

![](https://mythidea.oss-cn-beijing.aliyuncs.com/usr/uploads/image-20250907163719640.png)

选择外框，先不要选择孔，后续再改机械孔。

![](https://mythidea.oss-cn-beijing.aliyuncs.com/usr/uploads/image-20250907163849622.png)

选择创建zone。

![](https://mythidea.oss-cn-beijing.aliyuncs.com/usr/uploads/image-20250907163920713.png)

![](https://mythidea.oss-cn-beijing.aliyuncs.com/usr/uploads/image-20250907163940108.png)

选择zone，右键改为line即可变为封闭的线，其层再Edge.cuts。

![](https://mythidea.oss-cn-beijing.aliyuncs.com/usr/uploads/image-20250907164035505.png)

在3D中查看。

![](https://mythidea.oss-cn-beijing.aliyuncs.com/usr/uploads/image-20250907164150271.png)

然后设置机械孔。

![](https://mythidea.oss-cn-beijing.aliyuncs.com/usr/uploads/image-20250907164233184.png)

![](https://mythidea.oss-cn-beijing.aliyuncs.com/usr/uploads/image-20250907164256215.png)

注意勾选，否则会变成方框。对比3D，可以看到机械孔。

![](https://mythidea.oss-cn-beijing.aliyuncs.com/usr/uploads/image-20250907164353781.png)

但是问题是，走线时没有约束。