Re: Turbo cad 8 -> VisualMill via .WRL files HELP !!!!

>--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Andrew Mawson
><andrew@m...>" <andrew@m...> wrote:
> Hi,
>
> I have an oddity in Turbocad8 (Standard) I'd much appreciate help
> with.
>
> I want to generate 3D forms to input into VisualMill Free!
> (http://www.mecsoft.com/) in order to generate G code. The only
> common file format between them seems to be .WRL. Objects saved
> as .WRL (there are two types of .WRL and it happens with both) seem
> to have their size reduced by a factor of just under 40, so a 3"
>edge
> becomes 0.0762.
>
> If I look at the .WRL file, the dimensions are wrong in it (I saved
>a
> simple 3" cube and its edges are 0.0762" long) BUT if I re-import
>it
> into TurboCad 8 it is the correct size.
>
> For all the world it looks as though Turbocad divides by 39.4736...
> on the way out, and multiplies on the way back in.
>
> What the heck can I do - The Turbocad people don't seem to offer
>any
> support.
>
> Regards,
>
> Andrew Mawson
> Bromley, Kent, Uk

Andrew,
Check your maths again.
3 divided by 0.0762 = 39.370078. Exactly how many inches in a metre.
It looks as if Turbocad is converting units during the save procedure.
Not being an user of Turbocad is there any options you can reset to
cure this.

John S.