[chbot] 6 legged walking Crab

[Adam Freeman]

For the legs you could always use Ponoko, haven't used them myself but they
seem promising. http://www.ponoko.com/

On Mon, Aug 3, 2009 at 9:32 AM, Richard Jones <rjtp at ihug.co.nz> wrote:

> Maybe Sashin has proposed what could be our first group project?
> I would be quite interested in having some kind of n-a-pod of my own to
> play (oops learn) with.
> I can knock out prototype PCBs at cost, although http://www.arduino.cc/
> would do nicely.
> I wonder if we have someone who could cnc the legs and bodies for a modest
> price?
> Morris has already recommended a low cost servo supplier.
> What else do we need?
>
> Richard
>
> On Mon, 3 Aug 2009 06:25:39 +1200, Charles Manning
> <manningc2 at actrix.gen.nz>
> wrote:
> > On Saturday 01 August 2009 14:56:24 sachin surendran wrote:
> >> Hi,
> >>      I am building a 6 legged walking Crab with 3 servos on each leg.
> >> I am looking for hobbyist who would like join along in the process of
> >> building it.
> >>
> >> My rough plans are :
> >> - To perfect the walking algorithm for 6 legged crab with 3 degrees of
> >> freedom
> >> - Experiment on self learning ( The bot learns itself to perfect its
> >> walking motion to take it from one place to another )
> >> - Mount a camera for purposes of image recognition.
> >>
> >>  Its been more fun working as a team than alone on this ,
> >> So any robotics enthusiast from christchurch who like to join along, go
> >> ahead
> >> and drop me a mail.
> >
> > Hi Sashin
> >
> > I think it would be a good idea to spend some time at the next meeting
> > doing
> > some brain storming on where this could go.
> >
> > May I be so forward as to suggest that this project can easily be broken
> > into
> > distinct projects that can be pitched at different interest areas:
> > * Building/programming the platform (ie. the mechanics, sensors, etc).
> > * Analytically figuring out walking algorithms.
> > * Self learning algorithms.
> > * Video processing etc.
> >
> > I am particularly interested in the self learning bit. How deep do you
> want
> > to
> > go with this? ie. Do you want to start with raw servo commands and get
> the
> > robot to learn how to wiggle its legs and coordinate them to actually
> learn
> >
> > to walk or do you want to do higher level functions such as maze
> following?
> >
> > Or both?
> >
> > What ideas have you considered so far? I guess at the most extreme you
> > could
> > consider a genetic algorithm approach to learn to walk which would be
> > pretty
> > interesting. There are some examples of things like this on the www, such
> > as:
> > www:http://eprints.ecs.soton.ac.uk/2955/
> >
> > There have also been some interesting mechanical/algorithm co-designs
> where
> >
> > genetic algorithms have designed both the legs and the gait.
> >
> >
> > -- CHarles
> >
> > _______________________________________________
> > Chchrobotics mailing list Chchrobotics at lists.linuxnut.co.nz
> > http://lists.ourshack.com/mailman/listinfo/chchrobotics
> > web site: http://kiwibots.org
> > When replying, please edit your Subject line to reflect new content.
>
> _______________________________________________
> Chchrobotics mailing list Chchrobotics at lists.linuxnut.co.nz
> http://lists.ourshack.com/mailman/listinfo/chchrobotics
> web site: http://kiwibots.org
> When replying, please edit your Subject line to reflect new content.
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.ourshack.com/pipermail/chchrobotics/attachments/20090803/43a2e853/attachment.htm