Re: [CAD_CAM_EDM_DRO] New Pics at Tauseef Pics

Hi Tuseef
where from u?
i m M. SHABBIR MOGHUL from Pakistan.
i m also making my new first cnc machine
shabbir


************************At 07:47 PM 6/24/01 +0000, you wrote:

>Hi everyone! hope all is going well. I finally got a chance to
>machine a little. I would like to share some pics of my rotarty table
>in action.
>
>http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/Tauseef%20Pics/
>
>The pictures are in the FOLDER "4th axis candle pics."
>
>Setting and holding the "soft" candle was the hardest part of making
>this. Overall its drawn in XY coordinates with the rotary table
>plugged into the Y axis. The circumference of the candle is set as
>the length of the "Y" axis so it cuts out right. I used a flat
>endmill and the candle I made before (cut to 6 mm deep) showed
>many "undercuts." I finally realize why "rotary compensation" would
>be usefull. When the cutter moves 6 mm into the material a 1mm
>movement is not the same amount as now the radius is 6 mm less. Rich
>suggested a tapered bit and I think thats a great idea.
>
>The rotary table is a standard sherline that I made mounts for. The
>backlash is taken out by putting the worm and rotoary gear as close
>as possible without binding and then tightening the screws. I then
>measured backlash 90 degrees apart and averaged the 4 numbers...this
>is set in cncpro.
>
>thanks guys
>tauseef
>
>P.S. Take it from me all of you newbies....it is possible!
>
>
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