actually, I think that this could be done with what is emerging as a some what standard CNC PCB machine (3 axis basis plus "special" axises (axees?)) with a wrap gun attachment. I see two problems that need solution: a) routing the wires. probably done by hand but you need to handle the issue of binding and wire build up. b) ww socket tails (i.e. the wire posts you wrap on) are not terribly accurate in their position. I've used em and its inevitible that they get bent a little. Finding the post to slide the wire spinner onto would be tricky. maybe just have a funnel on the wrap tool to guide the sleeve to the post. Of course, this is kind of a moot point as WW appears to be dissapearing. Guess those pesky SMDs dont wrap very well... But this does bring up a kind of wild idea I've thought about during episodes of low blood sugar. Why not just have a direct wire machine? Stuff the components (TH, of course) into a predrilled board. Invert the board (securing the components somehow) and then a machine strips a wire, solders it to a lead, moves (er, routes the wire) to the next lead, cuts the wire (if terminal run), solders it to the lead and moves to the next lead. There was a company in the 70s (could still be around) called multiwire or some such that did this for fast turn prototypes. It was quite expensive but it produced some very complex boards fast. If I remember correctly, the first intel 386 logic simulator (made out of random logic gates) was built with this technology. I think fast turn PCB houses pretty much killed their business.
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Re: wire-wrap
2004-04-28 by Phil
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