Forum: Extra Discussion
23-06-2011, 02:10
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Replies: 25
Views: 7,977
Re: pic: Graduation Present
Not to be a kill joy, but engineering is serious business.
There is a reason we have professional associations. If you screw up, you can, and will get people killed. Many jobs in this profession...
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Forum: General Forum
20-06-2011, 20:36
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Replies: 26
Views: 5,378
Re: Drive train wheels idea
Tip of the day: Do not waste your time trying to improve drivetrain performance when the kitbot is so good!
My team ran a 6WD Kitbot with 4" Plaction Wheels and Supershifters from Andymark. It was...
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Forum: Fundraising
18-06-2011, 17:35
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Replies: 5
Views: 3,270
Re: Letter vs e-mail vs phone
Honestly, the best option is an in person meet. Phone can be confusing for both sides if the individuals aren't good communicators.
Letter and email are pretty well a no go for me because you can...
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Forum: General Forum
17-06-2011, 15:13
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Replies: 49
Views: 7,505
Re: Driver Selection: A Discussion
Formula SAE runs into a lot of the same issues. It is my teams mentality that only involved members are going to be driving the car at competition. This is because they know the systems well, and...
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Forum: Technical Discussion
01-06-2011, 21:37
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Replies: 28
Views: 5,421
Re: Alternatives to Welding?
The Lotus Elise uses a glued and riveted aluminum extrusion chassis. I don't understand why more teams don't do this kind of work.
Read this for more...
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Forum: General Forum
30-05-2011, 19:47
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Replies: 11
Views: 2,552
Re: Mechanism for CAD practice
Do the calcs for, and design an arm for a previous game. Well engineered arms mounted on the kitbot can win a regional, ask 2056 in their first year.
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Forum: Technical Discussion
25-05-2011, 01:17
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Replies: 47
Views: 7,539
Re: Is powder coating and annodizing worthwhile?
Here are the situations I think this is worthwhile in:
1) Your robot is going to be competing on the national stage, and you want to be identifiable and memorable.
2) You feel that having a more...
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Forum: General Forum
18-05-2011, 02:06
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Replies: 28
Views: 3,266
Re: Tank Drive Car
This may very well be a big part of the future of racing, the ability the combine a traditional car system with hub motors to cause differential motion AND generate yaw would be very good in the...
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Forum: General Forum
11-05-2011, 23:57
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Replies: 17
Views: 5,343
Re: JVN Challenge: Post your Designs!
If you convert it to a STEP file, you shouldn't have an issue with loading it into any modern CAD application. I believe the files are also significantly smaller if you export the whole assembly as a...
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Forum: Technical Discussion
01-05-2011, 22:49
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Replies: 40
Views: 14,499
Re: The Frame thread
When I look at a FIRST challenge with whatever team I am involved with, I like to have my options open, which is why I am a big fan of a super simple drive type that can be built off of. The T-slots...
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Forum: Extra Discussion
25-04-2011, 19:05
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Replies: 13
Views: 4,175
Re: pic: Off Season Sheetmetal 6WD
A note on FEA:
Just because it is in your program doesn't mean you should use it.
Unless you have someone adequately trained advising and explaining how it is done, the information that the program...
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Forum: Rules/Strategy
04-04-2011, 18:15
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Replies: 35
Views: 6,300
Re: Should this have been allowed?
Can you cite a rule in the manual or team updates that states this is an illegal action, even if done purposefully?
If not, it was a completely legal move.
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Forum: Regional Competitions
28-03-2011, 22:54
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Replies: 39
Views: 8,934
Re: 2011 Waterloo Regional
Thanks to our alliance partners 1075 and 1334, we gave it our best shot, and both of your robots performed fantastically.
Just a shout out to the winning alliance:
You guys were a steam roller, I...
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Forum: General Forum
23-03-2011, 19:15
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Replies: 15
Views: 1,651
Re: Weather For 4th Week Of Competition
We are probably going to have a couple feet of fresh snow on the ground for the Waterloo Regional if it keeps snowing :P
The commute this morning was terrible, I hope unloading goes more...
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Forum: Motors
27-02-2011, 22:54
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Replies: 36
Views: 4,291
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Forum: Inventor
24-02-2011, 17:33
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Replies: 21
Views: 1,763
Re: Unknown Performance Issues with Inventor
So, try the Level of Detail, but I think you have a much bigger issue here. First of all, are you running the most up to date sevice pack of inventor (at work this seemed to fix most issues)?
Bear...
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Forum: Technical Discussion
20-02-2011, 13:19
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Replies: 7
Views: 661
Re: Wheel base and Pneumatic tires
You could try programming an automatic transmission that drops into low as soon as you get to those low speed turns. Other than that, an air pressure increase seems like it would help. I can tell you...
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Forum: General Forum
06-02-2011, 16:20
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Replies: 6
Views: 677
Re: Any Suggestions on suction cups
They just don't work on these tubes. Testing in 2007 suggested that no matter how much suction you could get, it is much more reliable to use a physical claw or grabber. Don't fall into the trap of...
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Forum: General Forum
04-02-2011, 23:37
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Replies: 51
Views: 5,457
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Forum: Inventor
28-01-2011, 14:37
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Replies: 7
Views: 811
Re: Possible Error in KoP
Our CAD team noticed the same thing. The axel bolt holes were not correctly located in the inventor KOP. It is a very simple change to do though, just relocate that hole with the associated...
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Forum: Extra Discussion
12-01-2011, 20:46
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Replies: 5
Views: 1,714
Re: pic: Team 33 Bagel Game Simulation
Needs more Krispy Kremes.
On another note, I never realized how valuable this kind of thing is until this year. I think after doing a simulation, my team has a much better idea of how the game is...
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Forum: General Forum
09-01-2011, 17:20
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Replies: 115
Views: 14,258
Re: Mecanum or 6WD
I disagree with difficulty in design. The programming, as well as driver training is a much greater requirement for a good mecanum system (I have built an omnidirectional system before, and I say...
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Forum: Technical Discussion
27-12-2010, 22:41
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Replies: 60
Views: 8,397
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Forum: Extra Discussion
27-12-2010, 21:56
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Replies: 26
Views: 5,573
Re: pic: off season chassis
Interesting, I think this wheel configuration would be handy in a way. If you ended up pinned, you could shift CG and slip out of it in a lot of cases. My old team designed mechanisms to make the...
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Forum: General Forum
16-12-2010, 08:14
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Replies: 32
Views: 3,528
Re: Rookie Team Tips!
Do as much prototyping as you think you can fit in. If you can build something out of wood, drill guns and random stuff, and it works well, you have both a clear design (so everyone is on the same...
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We are all one big team, even though we are split into thousands of smaller teams. - DonRotolo [more] 
