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Unread 09-02-2016, 20:20
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JohnFogarty JohnFogarty is offline
FTC, I have returned.
AKA: @doctorfogarty
FTC #11444 (Garnet Squadron) & FRC#1102 (M'Aiken Magic)
Team Role: Mentor
 
Join Date: Aug 2009
Rookie Year: 2006
Location: SC
Posts: 1,564
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Re: pic: Sandstorm SS 3

Quote:
Originally Posted by RobotsThatWork View Post
I'll take that as a challenge to name all the inspirations

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179: the octagonal Drivetrain with the non-inline wheels. Not sure what year it was from. 973 is also probably another inspiration for this drive, considering the name.

180/1986: Mecanum wheels used for intaking, as done on their 2012 and 2014 robots, respectively.

254/118: Not really sure about this one, besides the use of boxtubing.

1114: Lots here. The SS concept of putting a ball in a claw with rollers on the top. Also, it looks like your claw has some strong 1114 2011 influence in its shape.

1102: never heard of them, sadly, so I can't say anything about it.

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How close was I?

Anyways, great design. Best of Luck!
The only octagonal frame I've seen personally, and specifically the one we looked at when designing this frame was the 179 frame. Funny enough they will be at Palmetto with us this year.

Right on all counts for the Mechanum wheels.

As for the 118/254 inspiration I guess I'll just spill the beans. Number 1 being chain in tube for our drive-train. We're using 1x3 tubing this year for a couple of reasons paramount being we didn't build custom gearboxes. Second thing is a bit harder to see in this picture and is a much larger feature of our robot. Our gears that drive our arm have a slot latching system that has been used by 254 on their t-shirt cannon, and 118 on their 2014 robot. It serves several purposes in maintaining fluid control of our robot's shooter and gives multidimensional support to our arm as it goes over defenses. It also as you can imagine can prevent the arm from back-driving when needed. There are a few things missing in regards to supporting the versa-planetary that drives the arm, but we as a team have experience with torturing versa-planetaries and know they can withstand what we intend to throw at them.

Right on the mark with the SS concept from 1114.

As for 1102, they had a great robot in 2008 and that was the robot shown to me to recruit me to join 1102 the following year, but the main thing I'm taking from my experience working on that robot myself was the pneumatic puncher.

Quote:
Originally Posted by Conor Ryan View Post
How multi-functional is that arm? Does it manipulate any of the gates?

I love the 179 throwback to fit on the Batter
Thanks, and yes it can manipulate some of the gates. The Drawbridge, and Chival du Fries should be easy with it. We don't have the space in our build space to test them until the competition, but mathematically and geometrically that's the multi-functionality it was designed to have.

Quote:
Originally Posted by PayneTrain View Post
No canburglar this year eh?

*sits in corner*
*weeps*

Thanks for being such a strong American patriot with participating in the Week .5 event this year. Already have the kettle corn in the build room.
You mean Dumbo on a stick? LOL

Hahahaa it was a fun idea the kids had, but it didn't pan out. The 1275:1 gearbox it used was really good though, and it'd going to be potentially used on a climber for this robot. Just not included in the CAD model because we're forgoing the climb at least for Palmetto.

Week 0.5 will be..... fun ???
__________________
John Fogarty
2010 FTC World Championship Winner & 2013-2014 FRC Orlando Regional Winner
Mentor FRC Team 1102 M'Aiken Magic
"Head Bot Coach" FTC Team 11444 Garnet Squadron
Former Student & Mentor FLL 1102, FTC 1102 & FTC 3864, FRC 1772, FRC 5632
2013 FTC World Championship Guest Speaker

Last edited by JohnFogarty : 09-02-2016 at 20:22.
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