1. Use command Make 2-D Drawing (Type or find it by the drop-down menu of linear dimension)
2. When asked to choose geometry, select all parts of your design, then Enter.
Choose the desired views and other features such as Tangent Lines and Hidden Lines.
3. Hit Ok, the 2-D drawing will appear on the Top view.
4. Select all the lines generated and Export Selected as Adobe Illustrator File.