Re: [CAD_CAM_EDM_DRO] How Would You Design question

Tim, before you go too far down that road,
take a look at some of the smaller portable sawmills.

Erie Patsellis
Shelbyville Design & Signworks
1309 W. S. 7th Street
Shelbyville, IL 62565
(217)774-4444
visit our website at http://216.43.233.169

----- Original Message -----
From: "Tim Goldstein" <timg@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Wednesday, April 24, 2002 11:56 AM
Subject: [CAD_CAM_EDM_DRO] How Would You Design question


> Been thinking about creating a specific purpose CNC machine and thought it
> would be help to see how some of you would attack the problem. The
question
> revolves complete around the mechanical design of the equipment and does
not
> at all consider the electrical or software from the motors to the
computer.
>
> Here are the design parameters:
> 1) The machine will be single purpose to cut sheets of wood off of blocks
> with a maximum dimension of 3" x 4" x 37"
> 2) The resulting sheets need to be consistent in thickness over the lenght
> of the sheet + - .0025
> 3) The thinnest sheets cut will be .050" and the thickest will be .200"
> 4) The cutting motion travel will need to be in the speed range of 20 - 60
> ipm with a rapid backfeed in the 200+ ipm range.
> 5) The actual cutting equipment will be a high end table saw with very
good
> bearings so that the spindle rigidity, run out, etc do not need to be part
> of the design discussion
> 6) The designed mechinism has to fit on and be compatable with a high
> quality table saw
> 7) The mechanical portion of the design (not including motors, the base
saw,
> electronics, or software) should be able to be constructed for about $500
> 8) Specifying expensive components that are commonly able to be found in
the
> surplus market to meet the cost goal of #7 is acceptable.
>
> I think that pretty well lays out the general requirements I am trying to
> meet. Look forward to the various ideas that everyone may have on how to
> accomplish this. I have some ideas in mind and it will be interesting to
see
> if they are consistent with the group consenses.
>
> Tim
> [Denver, CO]
> http://www.KTMarketing.com/CNC.html
>
>
> Addresses:
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>
> OFF Topic POSTS: General Machining
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you have trouble.
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>
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subjects, that are not allowed on the CCED list.
>
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