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Unread 22-10-2015, 19:54
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ParisDakar ParisDakar is offline
Lead Welding Mentor
AKA: Keith Williams
FRC #1640
Team Role: Mentor
 
Join Date: Feb 2014
Rookie Year: 2010
Location: Downingtown, PA
Posts: 31
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Re: Our Fall 2015 Sine Plate Project

Got the other sine plate halves welded together. Welded them with the MIG this time, multiple passes alternating sides. Had the machine up as hot as it would go with .030" wire. Too much heat is better than not enough.

So we have the upper and lower plates together. They turned out about 6-3/32" by 6 1/8", and quite flat for such heavy weldments. Took off the backer plates with a roughing mill. Then switched to a 6 flute end mill to put a nice finish on one of the sides. Ran out of time.

Need to finish cut all the sides, then we can work on facing the top and bottoms with the flycutter. And the CAD drawings for the hinge assembly need to be finished. Time is flying.

Last edited by ParisDakar : 22-10-2015 at 19:57.