Re: old sherline Y travel

Tony,

Impressive engraving! I now have a D-bit for engraving, but haven't cut
anything yet. The first engraving I do may be PCB's. Right now, I'm
finding out how the rotary table expands the Sherline bed. About the
only I can cut out a 4.5" plate on the mill.

Alan

Tony Jeffree wrote:

> ...snip
> I've posted a set of JPG files under folder "Tony's files"
> (http://www.egroups.com/files/CAD_CAM_EDM_DRO/Tony%27s+files/).
>
> setup.jpg shows the "rotary table" - my CNC dividing head, made from a Taig
> headstock, with a Taig faceplate to form the table, mounted with spindle
> vertical by using one of the Sherline angle plates.
>
> engraving.jpg shows engraving in progress. The rings and minute/hour marks
> were engraved using the rotary axis for X; the numerals positioned using
> rotary moves, but cut using linear moves.
>
> clock1.jpg and clock2.jpg show the finished ring, after filling the
> engraving with wax & silvering the brass.
>
> All cutting was done using a carbide V-form D-bit, using AutoSketch to
> generate DXF toolpaths for the rings/marks and SuperCam to drive the
> mill. The numerals & lettering were done using SuperCam's in-built fonts.
>
> Regards,
> Tony