Subject:
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Re: Robot – Accuracy
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Newsgroups:
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lugnet.org.ca.rtltoronto
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Date:
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Wed, 13 Feb 2002 02:06:37 GMT
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Viewed:
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472 times
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In lugnet.org.ca.rtltoronto, Bruce Sheridan writes:
> I haven’t finished my robot because I couldn’t get repeatable accuracy from
> the rotation sensors. I tried various solutions but nothing was giving me
> the accuracy I wanted. It was driving me nuts!
>
> I switched over to touch sensors, combined with a slightly more involved
> chunk of logic that controls the movement, and I can now make that sucker
> stop consistently on a particular tooth of a gear rack. To test it, I put
> it in a loop…and so far it has hit the mark 368 times!
>
> That was the X-axis…now for the Y-axis…
What do you mean by tooth? As in variability of a width of a tooth (ie,
roughly 2mm wide (I mean, 1/8" of an inch or so :)) or like consistently on
the top of the tooth?
Calum
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Message has 1 Reply:
 | | Re: Robot – Accuracy
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| (...) On the top of the tooth....within 1/16th of an inch...every time. On top of that, my x-axis is the heaviest component (carries the Y-axis) and is driven 3:1 to the rack. (23 years ago, 13-Feb-02, to lugnet.org.ca.rtltoronto)
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Message is in Reply To:
| | Robot – Accuracy
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| I haven’t finished my robot because I couldn’t get repeatable accuracy from the rotation sensors. I tried various solutions but nothing was giving me the accuracy I wanted. It was driving me nuts! I switched over to touch sensors, combined with a (...) (23 years ago, 12-Feb-02, to lugnet.org.ca.rtltoronto)
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