Electronics Forum: v-scoring (Page 1 of 14)

v-scoring

Electronics Forum | Fri Jul 06 08:55:46 EDT 2001 | onset

Question, on a pc board that is .060 thick what should my v-score depth be? WE are currently using a v-score that leaves a remaining web of 15 thousandths is this adequate, or should we be going deeper?? thanks in advance

v-scoring

Electronics Forum | Fri Jul 06 18:26:20 EDT 2001 | davef

Groovy!!! [Sorry, I always wanted to say that.] As background, look at: * SMTnet Archives * "Pocket Guide to Excellent V-Scoring" and "Scoring FAQ's" [http://www.accusystemscorp.com] they cover all of the dimensions and give a short summary on the

V-scoring vs. Tab-Routing

Electronics Forum | Tue Jun 03 16:45:30 EDT 2003 | swagner

I agree with the other posting about V-score but don't forget about a Wand punch if the application is high volume, also IPTE manufactures a cutting system that doesn't require any V-score, it just cuts the boards apart with a diamond wheel.

V-scoring design and equipment questions

Electronics Forum | Mon Jun 12 14:33:40 EDT 2006 | pjc

IPC spec is V-score shall not be more than 1/2 board thickness. They should be V scoring 1/4 off top and 1/4 off bottom equally.

V-score cracking components

Electronics Forum | Wed Oct 26 16:47:17 EDT 2005 | jdengler

I have never heard of heating the board for separation. You may want to try some of the following. -Using a roller cutting type depaneler helps reduce the stress. -Using a combination of routing in areas with components near the edge and v-score th

Mechanical Delamination at de-panel

Electronics Forum | Tue Jun 03 10:28:09 EDT 2014 | swag

Incoming inspection: Look for flaws and measure position of v-score as well as depth. If v-scored on both sides of panel, make sure v-scores are in alignment. Follow the PCB thru all processes inspecting after each stage of processing, especially

IPC-TM-650

Electronics Forum | Wed Jan 29 12:04:20 EST 2003 | Jacob Lacourse

Please ignore the v-score figure it did not come out the way I intended. The v-score is not uniform in that equal amounts of material are not removed from each side of the board.

V-score cracking components

Electronics Forum | Tue Nov 08 17:12:10 EST 2005 | Erik

I haven't heard of heating boards pre-depanel either. We have done extensive studies on cracking of ceramic caps close to V-scored edges and have decided to have our board vendors pre-rout any areas with caps close (

V-score cracking components

Electronics Forum | Wed Nov 09 11:22:56 EST 2005 | Samir Nagheenanajar

I visited the site. The guy with the green smock at the screen-printer looks familiar. I didn't find any info. on V-Score design.

V-score cracking components

Electronics Forum | Wed Nov 09 11:47:47 EST 2005 | moonshine

You may remember the guy in the green smock from H-P Spokane about 6 years ago. The V score routing is in the free downloads. MoonMan

  1 2 3 4 5 6 7 8 9 10 Next

v-scoring searches for Companies, Equipment, Machines, Suppliers & Information

Flux-Free Reflow Soldering

Real Time Process Control BREAKTHROUGH for Dispensing Industry.
Used SMT Equipment Auction Spartronics

World's Best Reflow Oven Customizable for Unique Applications
PCB Handling Machine with CE

MSD Dry Cabinets