On Monday, February 13, 2012 01:12:11 AM charles green did opine: > some right angle dremel tool attachments have flat sides that can be > clamped to other things. there are also air powered pencil die > grinders that have been adapted as high rpm spindles. > for cutting thin sheets, an exacto knife could be chucked up to use the > spindle as the rotating element of a swivel knife arrangement. > disengage any drive to spindle so it rotates freely, and plan the tool > path so the knife point follows around like a shopping cart wheel. > in certain cases, the axis movement motors are capable of providing the > useful work energy without any help from a spindle motor. for example, > a knurling wheel will work in a neutral spindle, letting the spindle > rotate by the friction of the wheel rolling along the work surface. > > for cutting aluminum can material, a ball point pen run over the cut > line many times against a hard backing surface will produce a breakable > score. > This stuff is 0.037" thick, and is intended to be the slotted wheel used with opto-interrupters to sense a lathes spindle position as it rotates. Roland seems to know how to make the swivel knife work well in their plotters & cutters, but I'd have no clue how to modify the gcode that carves this in order to get the level of precision needed.
Thanks Charles. Cheers, Gene -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) My web page: <http://coyoteden.dyndns-free.com:85/gene> I saw Lassie. It took me four shows to figure out why the hairy kid never spoke. I mean, he could roll over and all that, but did that deserve a series? ------------------------------------------------------------------------------ Try before you buy = See our experts in action! The most comprehensive online learning library for Microsoft developers is just $99.99! Visual Studio, SharePoint, SQL - plus HTML5, CSS3, MVC3, Metro Style Apps, more. Free future releases when you subscribe now! http://p.sf.net/sfu/learndevnow-dev2 _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
