Re: PCB drill working

["Mark Cummings" <NOTfigjams@primus.com.au>]

For that to work you will have to sit the PCB up off the cutting table a bit
using some kind of spacer, to allow for the tapered end of the drill bit,
otherwise your holes will not be complete.

BTW: your sitename does not seem to work.

Mark


Rich J. wrote in message <370265cd.0106032348.b5a7594@posting.google.com>...
>I got the drill to work.  I am using washers for
>bearings and I need to get some small bearings.
>
>I used a 3055 transistor for controlling the drill
>motor from the parallel port.
>
>Send the command "move to x,y" to the plotter, then
>"draw line to x,y" to get the pen down on the copper.
>I drilled out the pen and put the motor and drillbit
>inside the pen case.  I then send a command to the
>parallel card and the drill spins.  I'll replace
>the plotters plastic table and tell when the drill
>is through by reading one of the parallel inputs
>and get a 1 back when there is continuity between
>the drillbit and aluminum table.
>
>You can see picture at rich12345.tripod.com on
>the PCB program page.
>
>Rich