Originally Posted by
josef1
I agree cad can be expensive, but I started by building my own milling machine,then learning how to use cad and cam a bit of a backwards approach but it worked for me.I can design mill cast and finish a ring in around 4 days if I really have to and depending on how complex the design is.I have no experience with growing or 3d printing of models,but I think the surface finish is not as good as a milled part, but that said the technology is always getting better.To mill a small crown collet would be no problem at that size.After the easter holidays I will post some photos if this helps.I use rhino software with some basic plug ins I have attended courses for cad at Birmingham school of jewellery, but am basically self taught from the internet and books.I dont see it as replacing hand skills but running alongside them, if you are a jeweller first then learn cad I think you are at a definate advantage .But I understand its not everyones cup of tea.