[chbot] Micromouse wheels

[Richard Jones]

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Thanks Charles, Peter and Andrew for the Micromouse wheels suggestions.
I'll bring the stepper motors along on Wednesday for us all to have a look
at and discuss options.

Cheers

Richard

On Sun, 15 Feb 2009 16:11:55 +1300 (NZDT), "Andrew Errington"
<a.errington at lancaster.ac.uk> wrote:
> When I was building my electric bike I called around all the metal
> suppliers in Chch and asked about buying small pieces of random cutoffs.
> I don't recall where I ended up, but the guy I spoke to was friendly and
> helpful on the phone, so you can gauge what reaction you're going to get
> in person.  I am sure that it was somewhere near Jade Stadium.
> 
> As for building the wheels, my students in Japan would make an aluminium
> hub on a lathe, and then sit it in the centre of a cylindrical mould (the
> mould had a pin in the centre to locate the hub accurately).  They would
> fill the space between the hub and the edge of the cylinder with liquid
> silicone, which would set and form the tyre.  These were for the non-LEGO
> robot sumo they were making.
> 
> HTH,
> 
> A
> 
> On Sun, February 15, 2009 10:50, Charles Manning wrote:
>> Road sign?    Just kidding
>>
>>
>> I've often bought metal from a scap metal dealer. Eg the one in Annex
> Rd.
>>
>>
>> On Feb 13, 2009 11:02 PM, "Richard Jones" <rjtp at ihug.co.nz> wrote:
>>
>>
>> I'm wondering how to get hold of some wheels to attach to stepper motors
>> to construct a micromouse. The stepper motors are about 42mm square and
> 32
>> mm deep. So I'm thinking that 50mm dia wheels and with rubber or plastic
>> tyres would be about right. I have access to a lathe and could turn up
>> some out of aluminium. Anyone know where I could get hold of suitable
>> aluminium rod or plate? I've been looking at the Nalco site and they
> have
>> 50mm dia rod
>> which weighs 5.3kg/m and as their minimum cut length is 1m its probably
>> going to be pricey. Anyone have any suggestions for alternatives?
>>
>> Thanks
>>
>>
>> Richard
>>
>>
>>
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> 
> 
> 
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