[chbot] Another supply question - bending thin wall channel

[Helmut Walle]

Alternatively, just cut out two donuts from sheet, plus a rectangular strip for the bottom. Bend the strip to Form a cylinder and weld the rings to either side. Would that work?

On 9 January 2015 9:01:23 PM NZDT, Robin Gilks <robin at gilks.org> wrote:
>
>>         Which way do you want to bend it.
>>  Sideways, away or into itself ???
>>
>>
>>  Many years ago I heard AirNZ were the answer but that may not be so
>now.
>> ....
>>
>>  Mark
>>
>>  Robin Gilks wrote:    Me again...  This time I'm after a sheet metal
>shop
>> that can bend channel (1mm wall, 50mm wide & about 30mm high
>wall)
>> into a circle of about 560mm i/d. I've found someone that can do bar
>and
>> sheet but channel may require a former to stop it collapsing. Any
>ideas?
>
>I'm after a track for the idler wheels, similar to the ones I'm testing
>with, to prevent the drum of my walnut washer from wandering off its
>runners.
>http://gilks.ath.cx/gallery/index.php/Nuts/IMG_3403
>
>To this end, the open side of the channel will be on the outside (major
>diameter). I only need it at one end, the other end will have the drive
>belt assembly!
>
>-- 
>Robin Gilks
>Internet: robin at gilks.org    http://www.gilks.org
>Tel:      (+64) (3) 347 4370
>
>
>
>_______________________________________________
>Chchrobotics mailing list Chchrobotics at lists.linuxnut.co.nz
>http://lists.ourshack.com/mailman/listinfo/chchrobotics
>Mail Archives: http://lists.ourshack.com/pipermail/chchrobotics/
>Meetings usually 3rd Monday each month. See http://kiwibots.org for
>venue, directions and dates.
>When replying, please edit your Subject line to reflect new subjects.

Kind regards,

Helmut. 
-- 
+---------------
+ Helmut Walle
+ 021-446 137
+---------------
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.ourshack.com/pipermail/chchrobotics/attachments/20150109/86ceca3e/attachment.html>