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-   -   Need help! FRC2826 Wave Robotics 2016 Mecanum Drive! (http://www.chiefdelphi.com/forums/showthread.php?t=142400)

Daria Wing 25-01-2016 12:25

Re: Need help! FRC2826 Wave Robotics 2016 Mecanum Drive!
 
It might help if you put the robot on carpet as well, rather than tile. You might see different results in how it drives.

Tyler Olds 25-01-2016 13:05

Re: Need help! FRC2826 Wave Robotics 2016 Mecanum Drive!
 
Quote:

Originally Posted by Daria Wing (Post 1529803)
It might help if you put the robot on carpet as well, rather than tile. You might see different results in how it drives.

We feel that tile is a better simulation for the polycarbonate and that is more important than carpet. Is you disagree tell us so we may improve!

James Juncker 25-01-2016 13:27

Re: Need help! FRC2826 Wave Robotics 2016 Mecanum Drive!
 
Hmm with the weight of those wheels you are going to nee to fool the scale somehow, I personally think you should install some Rotary Propellers to create lift for your robot. this would allow for your robot to not only come in under weight but also keep your weight and CoG in the middle of your robot at all times. I also think that you might want to look at the dimensions of your robot being 50x20 as it is over the perimeter limit on our robots.

If you were to install some 8 wheel pneumatic system with a gap in the center and dropping your chains down and then having a utility arm for dealing with obstacles and boulders I feel you woul find it more worth your time, also the layout for mechanum wheels should be like this for he rollers

\\\ ///

/// \\\

where the rollers all point towards the center of the robot. you may want to also make your connections water tight if you are planning on crossing the moat this year, I hear they are planning on filling it with dehydrated water for the competitions.

philso 25-01-2016 13:31

Re: Need help! FRC2826 Wave Robotics 2016 Mecanum Drive!
 
Was your chassis milled out of a solid billet of 7071?

Sperkowsky 25-01-2016 20:43

Someone dotted me for my first comment calling me rude and not contributing to the discussion. I'm done....

IronicDeadBird 25-01-2016 20:47

Re: Need help! FRC2826 Wave Robotics 2016 Mecanum Drive!
 
Oh I also heard if you made mecanum rollers out of regolith it works better.

Foster 25-01-2016 20:53

Re: Need help! FRC2826 Wave Robotics 2016 Mecanum Drive!
 
Quote:

Originally Posted by IronicDeadBird (Post 1530040)
Oh I also heard if you made mecanum rollers out of regolith it works better.

That sounds wicked cool. Any truth to the rumor if you did that and played on a regolith floor that it would actually hover?

IronicDeadBird 25-01-2016 20:54

Re: Need help! FRC2826 Wave Robotics 2016 Mecanum Drive!
 
Quote:

Originally Posted by Foster (Post 1530042)
That sounds wicked cool. Any truth to the rumor if you did that and played on a regolith floor that it would actually hover?

Eh waiting for Mythbusters to try it first.


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