Electronics Forum | Sun Jun 06 12:51:34 EDT 2010 | whitewing
Hi - I'm looking into possible low-end pick/place machines (in UK) for prototype/small runs - taking the next step from plastic stencil/hand place/pizza oven, as my local subcontractors can't offer the fast turnrounds I often need for short runs. Bud
Electronics Forum | Sun Jun 06 13:03:14 EDT 2010 | whitewing
I'm sure you could buy everything you need to make your own stencils in-house for way less than 200K - lasercut or photochemical etch. If you have someone local with a typesetter of photoplotter , photoetch should be really cheap to set up. I've also
Electronics Forum | Tue Jun 08 17:31:15 EDT 2010 | whitewing
For protos and very short runs I already use a polyester stencil + pizza oven process which is fine except for the placement time and tedium. I'm partly trying to bridge the gap between that and stuff that needs subbing out due to quantity, and partl
Electronics Forum | Wed Jun 09 03:29:20 EDT 2010 | whitewing
I've just ordered one of these, which appear to be about the cheapest. Widely used for reflowing BGAs on faulty Playstations apparently. I'll report on how well it works once I get it. http://shop.ebay.com/?_from=R40&_trksid=p3907.m570.l1313&_nkw=
Electronics Forum | Wed Jun 09 13:56:17 EDT 2010 | whitewing
Just got the oven - not toasted anything yet but did take it apart : http://electricstuff.co.uk/reflowoven.html
Electronics Forum | Fri Jun 11 21:17:46 EDT 2010 | whitewing
I was wondering how hard it would be to make a homebrew vapour phase oven, to avoid the problems with very cheap conventional batch ovens, in particular uniformity. I've seen a reference here to a pasta cooker VP setup, but the image link is dead no
Electronics Forum | Mon Jun 14 08:50:56 EDT 2010 | whitewing
Just been quoted GBP500 for 5kg (2.7L) of Galden LS-230. Don;t know if the lower temp non-leadfree stuff is cheaper If anyone in the UK has a small qty they'd sell me for experimentation, (e.g. old non-leadfree stuff they no longer use) please get in
Electronics Forum | Mon Jun 14 11:35:39 EDT 2010 | whitewing
500 English Pounds
Electronics Forum | Wed Jul 21 20:11:55 EDT 2010 | whitewing
Thanks all. But why the hell don't they just print the pitch on the trays...? Hardly rocket science!
Electronics Forum | Fri Aug 27 20:13:41 EDT 2010 | whitewing
Have you tried replacing the LEDs in the illuminator? This is about the only 'wear' mechanism on a vision system, and should be pretty easy to fix.
