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Unread 06-01-2013, 15:08
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Re: Climbing Mechanism Ideas

Quote:
Originally Posted by falconmaster View Post
I like your idea ,how would you keep the 120lb robot from rotating around the pole?
We haven't quite gotten to that point yet (I assume you're talking about the horizontal climber), though I think the plan would be to work out the dimensions of the robot/arms such that either the robot would be supported (for a short second at least) by resting on the lower horizontal OR held very tightly in position (or at least a position where the balancing was manageable) until the third arm grabbed it. We had the same concerns and in part I was throwing it out here because I want to see if anyone else has ideas on how to fix that problem.

Quote:
Originally Posted by ttldomination View Post
When climbing the corners, how would you get over the tubing that's wrapped around the corners? You can't straight up.

- Sunny G.
We would be using the corners to grab onto, and in the first design at least we would be making our "groove" through the bottom such that the robot, riding on the belts that would be moving the grabbing piece(s), just slid right over the corners. Most likely upon further refinement we will add some kind of stabilizing mechanism there to be safe.

Quote:
Originally Posted by AhAhPatel View Post
quick question, has anyone considered the pros and cons of climbing either inside or outside the pyramids? I mean obviously the size limits would come into effect if you were to climb inside, but there are more possibilities I think of getting up. Obviously this size limit wouldn't apply if you climb outside, but there are several problems, like the extra tubing at 30, 60 and 90 inches. I know in our team, we have debated this greatly, and still are split. anything you can add to this debate would be much appreciated.
My team briefly considered climbing up the inside. We chose against it first because the angle is hellacious to begin with, and getting into an inside climbing position would be very difficult. At the same time, it's an even bigger safety hazard for the robot if we climb up the inside. If ANYTHING fails from the inside, we have to assume that in the worst case scenario the robot falls off the pyramid and lands upside down, which would most likely destroy everything above the frame. The damage could be minimized, sure, but we decided that ultimately the risk was too much.
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