模型是下面的结构，法兰那块不知道怎么分割才能够完全的映射，模型文件见附件，求助！ <img attachment="true" src="https://www.jishulink.com/platform/static/ueditor/

可以的，径向切割三块，中间那块的再沿孔切割就可以了。

<img src="https://img.jishulink.com/upload/201906/2fed02e1ee9141938ff7277268bb1acd.png" title="2019-06-27_123159.png" alt="2019-06-27_123159.png" style="max-width:760px;"> 模型发给你了，只是大致切割了一下，网格密度自己手动去调整下。 <img attachment="true" style="vertical-align: middle; margin-right: 5px;display:inline;" src="https://www.jishulink.com/platform/static/ueditor/dialogs/attachment/fileTypeImages/icon_rar.gif"><a style="font-size:16px; color:#0066cc;" href="https://oss.jishulink.com/upload/201906/9cb28952e3b44901b62878a9f5273844.rar" title="www.rar">www.rar</a>