Electronics Forum | Sat Aug 21 11:45:15 EDT 2004 | dror
hello i am a stundent from israel, i work in a smt company, and my assignment is to reduce stup in the smt line. i need a flow chart of the assignment operators have to do during a setup for a pcb manufacture. or any other material i can use to reduc
Electronics Forum | Fri Sep 10 00:02:14 EDT 2004 | Darren
Dror, If I understand your question correctly, you would like to know what the operators should be doing in what priority during setup or changeover? Simply stated if you are doing on line setup due to limitations in feeder quantity or manpower avail
Electronics Forum | Fri Aug 27 15:09:08 EDT 2004 | Charlie
Hello, Take a look at some of the automatic tooling options that are available. These can dramatically reduce changeover time. These systems are available through many of the equipment manufactures like DEK, Ekra, Universal, Assembleon and others.
Electronics Forum | Wed Mar 06 10:55:17 EST 2002 | monty2224
We have developed a Cost of Ownership model that incorporates a number of factors when considering SMT equipment. There are the obvious ones like maintenance costs, labor costs and shift patterns. We also considere utilities, quality, set-up time a
Electronics Forum | Tue Mar 31 09:22:48 EDT 2015 | rgduval
I've always hated using machine specs....they're always best case scenarios, and nearly never capture actual through-put rates. Personally, I don't like using first-piece rates, either...unless you're looking for worst case scenarios. Usually, the
Electronics Forum | Wed Sep 08 07:06:36 EDT 2004 | peter016
Hi Rob, Thanks for the reply. Our boards are 4 ~ 6 ups and mostly double sided. The ratio between chips and IC/Odd shape varied from products to products. So, line balancing between chipmounter and GSM is tough to do. Some boards are mirror image to
Electronics Forum | Wed Aug 25 19:35:48 EDT 2004 | russ
This is highly dependent upon your board, vision inspection, part rotation, part type, layout, number of P/Ns per (1 pers or 100 pers) feeder layout, optimization, nozzle changes, etc... all have significant impact on placement speed. I find if you
Electronics Forum | Tue Jan 18 12:36:11 EST 2000 | Dave F
Dave: I haven't located something to support your contention, yet, and I'm not going to comment on the factors that drive reliability beyond component selection, because I know that you've got some sweaty-palmed sales type wringing his hands waiting
Electronics Forum | Wed May 07 01:40:41 EDT 2008 | andrzej
What techniques do you use practically to reduce rearmament time of SMT line in high mix production ? There was such post on forum about it but I would like to gather all techniques in one post so everyone can add some ideas which are already applie
Electronics Forum | Wed May 14 09:36:54 EDT 2008 | d0min0
as most of our components are described in AML list, we can't play with that so much... so we focus on preparing the line tools/materials before the change (paste, spatulas, test pcb) - and Yes all the dressing for Juki is ready, for TCM most of the
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