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Unread 03-05-2010, 22:05
Jamie Kalb Jamie Kalb is offline
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Re: pic: Rastogi 8wd Iteration 1.2

Quote:
Originally Posted by Don Rotolo View Post
I disagree. The sideplate will tend to be pushed inward by any contact from other robots or field elements. In such a case, your flange will tend to be in compression. Such a small flange will buckle. If the flange was on the inside, it would be in tension, a mode that is far stronger than the compression mode. Try it yourself with a piece of angle.
You're right; I didn't think about that. You definitely want flanges like that in tension.

And,
Quote:
Originally Posted by Don Rotolo View Post
Second, you might consider putting flanges on some of those inside cutouts. Yes, it ends up a little heavier, but because the outer flange is not continuous you will suffer from low rigidity (and low resistance to bending) at certain points; use flanges to compensate.
How would you bend a flange out from an inside cutout? Would you just use a really small (short) set of jaws on a brake, or is there another tool to do that?

Thanks!
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Last edited by Jamie Kalb : 03-05-2010 at 22:14. Reason: didn't get it the first time
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