Hi, I would be very gratefull for some hints when you finish with this framework. I had a project like this, screw-joined frame of a wheelchair and I didn't manage to calculate tje stresses in wildfire 2.0 (but it wasn't the matter of the soft but my lousy skills).
Hope to hear from you. I would really appreciate If You could email me any usefull information at: minetaur@o2.pl.