Re: [CAD_CAM_EDM_DRO] Stepper and driver

can you actually buy 18' long sheets of ply?

Douglas Pollard wrote:

> I want to thank everyone for their advice. It has been several months since I visited the web site that I most likely misunderstood. I have been unable to find it again. Anyway I thought it was to good to be true.
> I am a retired machinist with some Nc and cnc experience though that was years ago. At the present time I would like to build a toy machine to play with and regain some cnc know how and to gain the ability to build my own machine.
> I am presently building plywood boats and will eventually build a really big cnc router that could cut out whole sides and bottom panels maybe 18 ft. long. The machine will be built of oak with metal ways. I plan to use chain drives and a standard home type router for a cutting head.
> The thickest plywood I will cut will be 1 inch. I don't expect to do this in one cut but probably several so cutting loads will be low. Speed will not be a factor as any cnc router will be much faster than the laying out and band sawing that I am presently doing.
> I would think that + or - .050 would be plenty of accuracy as long as the machine will repeat the same shape so that multiple cuts will repeat within about .010 of each other.
> If this turns out to be undoable I will build it 10 ft long and jig the plywood so that I can cut the hull pieces in sections.
> I have access to a machine shop for building and am presently putting up a shed to house the machine.
> I think that 2 axis would work fine but will build to add a third axis if needed.
> Any and all advice is welcome keeping in mind that cost really is a factor.
> Doug
>
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