On Fri, Aug 12, 2011 at 4:28 PM, For Sale Sticker <[email protected]>wrote:
> So I now have my machine up and running on EMC (Wahoo) but I am running > into a machining issue. > > The issue comes up when machining a 3D part. see photo: > > http://www.forsalesticker.com/fooBarStar.jpg > > The star is cut using an 1/8 ball end mill. The cutter goes to a depth of > .25 inch and then follows the geometry of the star - back and forth. The > issue is that sometimes it seems like the Z axis gets confused and changes > height (sometimes up, sometimes down) as the z is moving - resulting in > ridges along the part. In some places it seems that every pass the cutter > was 'slipping' up (arrow 1) and then at arrow 2 it was 'slipping' down (not > as easy to see) on each pass. > One thing to consider is that the cutter is actually slipping. If you are using a router, this is quite common. I have had it happen on a Bridgeport mill. My understanding for router blades is that you shouldn't bottom them out before tightening. Eric ------------------------------------------------------------------------------ FREE DOWNLOAD - uberSVN with Social Coding for Subversion. Subversion made easy with a complete admin console. Easy to use, easy to manage, easy to install, easy to extend. Get a Free download of the new open ALM Subversion platform now. http://p.sf.net/sfu/wandisco-dev2dev _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
