Quote:
Originally Posted by 548swimmer
I understand the benefits of large flanges, but I don't really see how flanging such a small area can add substantially to the cross-sectional area. I've thought about trying this before on some of our robot parts, but it always got shoved aside due to the extra fabrication time.
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I was skeptical at first myself, until I tried to twist one of or siderails.
It takes a lot more force to do so with these flanged lightening holes.
These punches made the difference between having to swiss cheese a super heavy over-trussed frame and being 15 lbs underweight.
-Nick