Forum: Inventor
20-08-2009, 02:00
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Replies: 14
Views: 3,206
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Forum: Extra Discussion
06-07-2009, 03:18
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Replies: 26
Views: 8,462
Re: pic: Prototype 6WD
Everything looks very sound. One trick I learned from Simbotic's drivetrain back in 2008 (http://www.simbotics.org/resources/gallery/originals/Robot%20Work%202008/IMG_0501.jpg) is, if you line up...
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Forum: Extra Discussion
23-04-2009, 10:08
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Replies: 20
Views: 4,604
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Forum: Extra Discussion
23-04-2009, 10:02
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Replies: 8
Views: 2,797
Re: pic: Pod
Surprisingly, from the math, just one servo could handle the regolith with a safety factor of two. Unfortunately, the carpeting required us to move to three.
I’m not sure what you are referring...
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Forum: Extra Discussion
23-04-2009, 09:08
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Replies: 8
Views: 2,797
Re: pic: Pod
Exactly, both with bb 25:1 trannies with an extra 2:1 chain run.
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Forum: Extra Discussion
23-04-2009, 08:30
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Replies: 8
Views: 2,797
pic: Pod
[cdm-description=photo]33878[/cdm-description]
Here is the servo assembly. (http://www.chiefdelphi.com/forums/showthread.php?t=73780&highlight=548+servo)
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Forum: Extra Discussion
19-04-2009, 21:56
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Replies: 6
Views: 1,672
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Forum: Extra Discussion
01-04-2009, 15:48
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Replies: 50
Views: 9,557
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Forum: Extra Discussion
15-02-2009, 01:13
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Replies: 5
Views: 1,439
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Forum: Extra Discussion
08-02-2009, 22:39
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Replies: 20
Views: 4,604
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Forum: Technical Discussion
06-02-2009, 02:16
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Replies: 67
Views: 6,105
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Forum: Pneumatics
06-02-2009, 02:01
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Replies: 8
Views: 1,018
Re: pneumatic problem
As mentioned above, the easiest solution is to transfer one or two of your accumulators to your 60 psi side. When doing this, try to keep this accumulator as close to the cylinder and solenoid as...
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Forum: General Forum
19-01-2009, 22:55
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Replies: 37
Views: 5,650
Re: Robot Carts
If your looking for ideas, here's ours from last year... (http://www.chiefdelphi.com/media/img/dea/dea3b8d899aa52663b51b642c2d1c27f_l.jpg)
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Forum: Extra Discussion
16-12-2008, 15:08
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Replies: 4
Views: 1,519
Re: pic: Madtown Marauders DT of DOOM-3
This looks great.
Since all six wheels are powered though, the chain runs would be a lot simpler if you put the pivot on the same center line of your center wheel. This would keep your chain length...
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Forum: General Forum
12-11-2008, 23:32
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Replies: 35
Views: 8,281
Re: Mysterious Screw
Ball Screws have less friction and maintain a lot higher linear tolerance than lead screws.
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Forum: Thanks and/or Congrats
11-11-2008, 22:26
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Replies: 14
Views: 1,373
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Forum: Technical Discussion
11-11-2008, 21:38
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Replies: 11
Views: 1,710
Re: Low Speed High Torque Drive?
One option you have not considered is a hydraulic drive. I am not to familiar with them, but you will be getting speed control, forward/reveres, and its likely that you could direct drive right off...
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Forum: General Forum
21-10-2008, 16:18
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Replies: 74
Views: 7,052
Re: GM and Chrysler
The future does seem to be very scary for Michigan. All the more reason for Americans to buy American.
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Forum: Technical Discussion
01-10-2008, 13:46
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Replies: 22
Views: 51,349
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Forum: Technical Discussion
24-09-2008, 22:21
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Replies: 21
Views: 2,901
Re: TIG Welding Problems
Steel is welded in DCEN, but when welding aluminum, use AC. Also, to prep your tungsten tip, put the unit on DCEP and strike a short arc on your work piece. This will melt the tip to a nice ball w/...
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Forum: District Events
21-09-2008, 14:42
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Replies: 11
Views: 2,477
Michigan District Event Calendar
This list was posted on VIMS, the FIRST volunteer information management system. They are listed as tentative so they might change.
Here they are:
Week #1 (2/27 - 2/28): Grand Traverse District...
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Forum: Extra Discussion
15-09-2008, 17:42
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Replies: 21
Views: 7,141
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Forum: Extra Discussion
15-09-2008, 01:50
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Replies: 21
Views: 7,141
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Forum: Technical Discussion
26-08-2008, 20:30
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Replies: 65
Views: 14,066
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Forum: Extra Discussion
06-03-2008, 08:49
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Replies: 8
Views: 2,720
Re: pic: Team 418 LASA Robotics '08: ZePHyr
It looks great, but I wouldn't recommend having such a long tubing run south of your solenoids. Whenever the solenoid is actuated, all the air in the cylinder and tubing is vented. Moving the...
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I highly doubt the game has anything to do with water... - rotolomi [more] 
