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09

By: Stillen
New: 26-01-2009 21:39
Updated: 26-01-2009 21:39
Views: 2012 times


09

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26-01-2009 22:06

Karthik


Unread Re: pic: 09

I feel that this is going to be a long season for inspectors...



26-01-2009 22:07

thefro526


Unread Re: pic: 09

Quote:
Originally Posted by Karthik View Post
I feel that this is going to be a long season for inspectors...
True that....

You may want to read up on your bumper rules.... there's no way that frame is compliant



26-01-2009 22:25

Tom Line


Unread Re: pic: 09

I have to wonder why so many people are having trouble reading the bumper rules. They certainly aren't any worse, say, than the configuration and setup of the Crio.

Your bumpers will be illegal. You must have 6 inches on either side of a corner of your frame covered with bumper, including 6 inches of playwood. In addition, the entire length of the plywood must be well supported by a structural member of your frame.

You don't appear to be able to do that on your two front corners.



26-01-2009 22:32

synth3tk


Unread Re: pic: 09

This frame is..... interesting, to say the least....



26-01-2009 22:44

Jared Russell


Unread Re: pic: 09

Interesting asymmetric frame. There are bumper rules issues, but you might be able to get compliant with just a few modifications.



27-01-2009 00:18

Stuart


Unread Re: pic: 09

im getting the feeling that this isn't the frame . .just a sub assembly for their ball gatherer.



27-01-2009 00:55

NoahTheBoa


Unread Re: pic: 09

Quote:
Originally Posted by Stuart View Post
im getting the feeling that this isn't the frame . .just a sub assembly for their ball gatherer.
I agree that this is not the chassis. Looks to me like it could be the base for a helical ball loader.



27-01-2009 03:45

BrentJ


Unread Re: pic: 09

I am not sure if this is the full chassis or just a sub-assembly.

But if it is the chassis I think it might be ok under the bumper rules.

Because the rules talk about the bumpers needing to be around the perimeter of the robot.

Rule R08-C says corners must be protected by bumpers but it doesn't say the bumper must be physicaly on the corner.

The two short back corners may be a bit harder to work.

But at the front it shouldn't be a problem.

The bumper could be put on the top bar that goes across the opening. If that bumper runs the full width then the front corners can't hit anything before the bumper hits. The bumpers along the sides stop the corners hiting side on.

At the back corners could the the bumper brackets take a form of an "L" ? This is so the bumpers go right to the corner.

This is just off the top of my head. Would my interpretation fit within the rules?



27-01-2009 04:19

Michael Corsetto


Unread Re: pic: 09

Quote:
Originally Posted by BrentJ View Post
I am not sure if this is the full chassis or just a sub-assembly.

But if it is the chassis I think it might be ok under the bumper rules.

Because the rules talk about the bumpers needing to be around the perimeter of the robot.

Rule R08-C says corners must be protected by bumpers but it doesn't say the bumper must be physicaly on the corner.

The two short back corners may be a bit harder to work.

But at the front it shouldn't be a problem.

The bumper could be put on the top bar that goes across the opening. If that bumper runs the full width then the front corners can't hit anything before the bumper hits. The bumpers along the sides stop the corners hiting side on.

At the back corners could the the bumper brackets take a form of an "L" ? This is so the bumpers go right to the corner.

This is just off the top of my head. Would my interpretation fit within the rules?
No, because the BUMPER ZONE is defined to be from 1"-7" off the ground, which is obviously lower than the top bar. Any BUMPER protruding above or below these height constrictions is not legal a BUMPER.



27-01-2009 10:08

JesseK


Unread Re: pic: 09

Let's stop the bumper talk for a minute ... obviously the poster knows about the bumper rules by this point.

Let's relax and marvel at this magnificent piece of welding. After assisting our sponsor yesterday at 7am with our own frame, I definitely have much more admiration of the profession of welding -- it's truly a skilled profession that must be practiced. The guy yesterday did welding on everything from NASA satellites to a DAPRA Grand Challenge chassis, to custom motor mounts & other fittings for the cars in his ridiculously large garage. Yet he took the time to take our complicated frame and live with the not-perfect drawings we had, only to return to us a near perfect welded aluminum frame as marvelous as the one you see here.

Mad props to the maker of this piece of art!



27-01-2009 10:18

MrForbes


Unread Re: pic: 09

A few days ago, I was looking at an aluminum thing I welded (badly) when I took a TIG class many years ago. I have to agree....that is fine work! I don't have the manual skills to be able to weld that well. I think it's related to my really bad handwriting.



27-01-2009 12:09

chris31


Unread Re: pic: 09

Quote:
Originally Posted by NoahTheBoa View Post
I agree that this is not the chassis. Looks to me like it could be the base for a helical ball loader.
I think if it safe to assume this is the chassis as the images has the tag "frame".

It looks like a nice chassis though.



27-01-2009 12:20

Andrew Schreiber


Unread Re: pic: 09

The welding is nice. Very nice frame. Digging the asymmetry, I assume that it is for feeding your pickup properly?

Now, I have a small request, could a mod change the name on this so it is something descriptive? Perhaps "FRC549 09 Frame" Or the team name or something.



27-01-2009 20:18

5n1p3r


Unread Re: pic: 09

i like the framework but buddy,,,i gotta hand it to the bloggers, you should look over the manual. We're only trying to help



04-02-2009 10:33

Stillen


Unread Re: pic: 09

Hey guys,

sorry for my late reply, to be honest I forgot i even posted this. This pic is PART of our base frame. Bumpers will go on after. This frame was all hand cut and welded. The opening where the "V" is, is where the ball will be gathered, and yes, we are using a HELIX......

It's very very light, all aluminum.



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