Electronics Forum: rail (Page 21 of 39)

Teflon PCBs

Electronics Forum | Tue Oct 16 17:38:42 EDT 2001 | lileubie

Depending on the type of teflon material, thickness, and reflow profile requirements, these will have a direct bearing on your maximum process allowable PCB pallet size. You'll want to be careful on how big the PCB or pallet is. Larger teflon PCBs

Adjustable Reflow Pallets

Electronics Forum | Mon May 06 10:55:30 EDT 2002 | Eric Miller

I am looking for anyone who may have information > on adjustable reflow pallets. Could you please > provide a supplier and contact. My dilema is that > during an initial NPI build the PCB's may not > arrive with rail adds. I need a way to transfe

Panel/Pallet Separating with Interconnects

Electronics Forum | Mon Jul 08 09:52:37 EDT 2002 | gdstanton

Folks, Looking for some feedback from anyone who has had experience with panelized or palletized CCAs, or anyone interesting on commenting, where interconnects were used to facilited a "gang" incircuit and functional test. We are considering implem

HASL Fiducial Disposal

Electronics Forum | Mon Jul 29 17:07:10 EDT 2002 | dsorg

We remove the fiducials by pushing sideways on them with a hot soldering iron. The copper pad separates from the FR4. We collect them and dispose of them. We have thought of disposing of the rail material with the boards, but our recycler doesn't w

DEK288 Machine's

Electronics Forum | Thu Aug 22 04:08:17 EDT 2002 | Jason Baldwin

Symptom: Board Stuck on Print Conveyor error messages. Cause: Board not flagging the camera sensor. Remedy: Check the following items: � Check the camera sensor can see the board underneath. � Check the camera sensor calibration (in Tools, Camera Re

PCB wave dams

Electronics Forum | Fri Feb 27 15:48:13 EST 2004 | pdeuel

Dose anybody know of a method of preventing board sag in the wave process. We have a 2 year old Deltawave. The product we are running is a one sided 10in x 12in panel of 6 PCB's. Pin headers and connectors are near all of the edges. Our current board

Wave Solder Non wetting holes

Electronics Forum | Thu May 19 21:53:07 EDT 2005 | KEN

Is it possible your board is warping and skip plating? Have you run a lev-check? What does your contact patch look like? Do you have ice cikles (spelling???) or solder "flags". IF yes, your flux is consumed or nonexistant. What is your dwell time

MPM prestop position

Electronics Forum | Thu Jul 07 09:53:17 EDT 2005 | PWH

Agree with D.B. We have also had to replace the belt that runs the auto conveyor width function. It might look just fine, but it will skip teeth on occasion if stretched or worn. Reparallelling the conveyor rails can be done manually by skipping t

High Temp Reflow Lubricants

Electronics Forum | Wed Aug 03 11:08:24 EDT 2005 | PWH

We use the following stuff from "Biral USA": BIO30 Synthetic High Temp Oil � Chain Oilers NMG-400G � No melt grease - miter gears/lead screws AS500ML � Anti-size spray - lead screws, drive sprockets, rail support L-brackets It seems to work good

Fuji CP6 back-up pins

Electronics Forum | Thu Aug 25 11:15:16 EDT 2005 | dougs

do you mean the board support pins? generally anytime i've set these up i've just set the height as i've went, i put the pin under the board, with the board clamped, and move it up until it touches the board and set it there. you just need to make

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