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Unread 05-02-2014, 22:39
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Re: 4265 2014 competition bot render

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Originally Posted by Gregor View Post
Could you explain what you mean by this?
He may mean they only have two octocanum modules? That way the first set of wheels (probably mechanum) don't shift and the wheels in back do. I'm also sort of confused by what he means.
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Unread 05-02-2014, 23:06
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Re: 4265 2014 competition bot render

Quote:
Originally Posted by Jibri Wright View Post
He may mean they only have two octocanum modules? That way the first set of wheels (probably mechanum) don't shift and the wheels in back do. I'm also sort of confused by what he means.
Or maybe he just means that they're going with mecanum.
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Unread 05-02-2014, 23:11
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Re: 4265 2014 competition bot render

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Originally Posted by bobby5150 View Post
Or maybe he just means that they're going with mecanum.
But he states that they're using traction wheels.
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Unread 05-02-2014, 23:34
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Re: 4265 2014 competition bot render

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Originally Posted by Jibri Wright View Post
But he states that they're using traction wheels.
I think he means that they're using Two 6 inch traction wheels per side. I think the "similar design" that he was referring to is in the shooter and pick-up mechanism, not necessarily the drive train.
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Unread 05-02-2014, 23:39
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Re: 4265 2014 competition bot render

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Originally Posted by Gregor View Post
Could you explain what you mean by this?
Quote:
Originally Posted by Jibri Wright View Post
He may
Quote:
Originally Posted by bobby5150 View Post
Or maybe
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Originally Posted by Jibri Wright View Post
Quote:
Originally Posted by Nebster View Post
I think
Seriously none of this helps. Clearly no one has any concrete idea what he's talking about, which is why I asked him to expand.
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Unread 06-02-2014, 00:17
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Re: 4265 2014 competition bot render

Quote:
Originally Posted by Gregor View Post
Seriously none of this helps. Clearly no one has any concrete idea what he's talking about, which is why I asked him to expand.
And so the mystery of the two traction wheel octocanum continues...
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Unread 08-02-2014, 18:56
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Re: 4265 2014 competition bot render

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Originally Posted by cadandcookies View Post
And so the mystery of the two traction wheel octocanum continues...
or would it be a sextacanum? If he is actually talking about having only 2 traction wheels
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Unread 08-02-2014, 21:07
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Re: 4265 2014 competition bot render

Quote:
Originally Posted by Gregor View Post
Seriously none of this helps. Clearly no one has any concrete idea what he's talking about, which is why I asked him to expand.
From the CAD drawing, it looks as though only two of the traction wheels are powered. Also, two of them appear to be smaller than the others. Perhaps that is what OP meant?
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Unread 08-02-2014, 21:14
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Re: 4265 2014 competition bot render

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Originally Posted by Whippet View Post
From the CAD drawing, it looks as though only two of the traction wheels are powered. Also, two of them appear to be smaller than the others. Perhaps that is what OP meant?
That was in response to zinthorne, not the OP.
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Unread 09-02-2014, 20:17
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Re: 4265 2014 competition bot render

Quote:
Originally Posted by Whippet View Post
From the CAD drawing, it looks as though only two of the traction wheels are powered. Also, two of them appear to be smaller than the others. Perhaps that is what OP meant?
There are four ball shifters with 1 CIM an 1 mini CIM powering the drivetrain. Mechanums need to be individually powered to make full use of their strafing abilities.
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Unread 09-02-2014, 21:45
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Re: 4265 2014 competition bot render

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Originally Posted by RobotDoktor View Post
There are four ball shifters with 1 CIM an 1 mini CIM powering the drivetrain. Mechanums need to be individually powered to make full use of their strafing abilities.
Wow, Octocanum modules and ball shifters? That's quite a bit of weight! How much weight are you guys ball parking?
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Unread 09-02-2014, 22:23
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Re: 4265 2014 competition bot render

Love the dragonfly, I so wish I could drive it like I stole it!
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Unread 13-02-2014, 20:44
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Re: 4265 2014 competition bot render



The tension design wasn't really cutting it, so we changed to a much better pneumatic version.

Full 4k can be found here: https://dl.dropboxusercontent.com/u/...ition%20v2.png


Also, Solidworks is showing weight at around 115 without battery and bumpers, although a few things do not have accurate weights.
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Unread 14-02-2014, 07:09
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Re: 4265 2014 competition bot render

Very nice indeed. Thank you for sharing. Marie
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