why not mirror parts using G41 G42 far quicker On 13 February 2016 at 10:56, linden <l...@island.net> wrote:
> Have a look at this it i am not sure if you can mirror with it i don't > think so, but it is python and may give some smarter people than me > ideas how Gene method may be automated. I have found this a very useful > tool along with his F engrave. > > http://www.scorchworks.com/Gcoderipper/gcoderipper.html > > I am not affiliated with this work at all just grateful for the kindness > of this person for sharing his code and this useful to me any way tool. > > linden > > > On 16-02-13 02:17 AM, Gene Heskett wrote: > > On Saturday 13 February 2016 04:18:28 Gregg Eshelman wrote: > > > >> Is there a program, preferably for Windows, that can read a G-code > >> file and make an altered copy to produce a file that will produce a > >> mirror image of the original? > >> > >> I've done one that took quite a lot of work to get right, now I need > >> the code to cut the same part for the other side of the car. > >> > > In gcode, if Y=0 goes down the centerline, or can be adjusted to make it > > so, its pretty easy using the editors search & replace. ake a 2nd copy > > of the file, calling it the other side. > > > > Then If the Y is always followed by the # sign beginning a variable > > reference, then search for Y# in the second copy of the file, and > > replace it with a Y-#. > > > > Or for some part like a door handle, just negate as above, all the Y > > values. If Y values are present in both polarities, you'll need to use > > a dummy axis for a temporary scratchpad, like swapping all the Y# to W#, > > then swap the Y-# to Y#, then swap the W# to Y-#, which will mirror it > > about the Y=0 centerline. > > > > I have used this general idea quite a few times to fix pcb-gcode outputs > > where the mirror for the double sided pcb was mirrored along the wrong > > axis. That, and using 2 different co-ordinate maps to offset the length > > of the board, thereby resulting in thru holes drilled 55% of the way > > thru the board on one side, meeting perfectly, the same hole drilled 55% > > of the way thru the board from the other side when making a double sided > > pcb. > > > > pcb-gcode's docs could be a bit clearer in describing what an option > > does, and it took quite a few repeats to get it down to just the > > co-ordinate mapping needed to offset the mirrors width. > > > > HTH, Gregg. > > > > Cheers, Gene Heskett > > > > ------------------------------------------------------------------------------ > Site24x7 APM Insight: Get Deep Visibility into Application Performance > APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month > Monitor end-to-end web transactions and take corrective actions now > Troubleshoot faster and improve end-user experience. Signup Now! > http://pubads.g.doubleclick.net/gampad/clk?id=272487151&iu=/4140 > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users > -- The information contained in this message is confidential and is intended for the addressee only. If you have received this message in error or there are any problems please notify the originator immediately. The unauthorised use, disclosure, copying or alteration of this message is strictly forbidden. This mail and any attachments have been scanned for viruses prior to leaving the RcTechnix network. RcTechnix will not be liable for direct, special, indirect or consequential damages arising from alteration of the contents of this message by a third party or as a result of any virus being passed on. RcTechnix reserves the right to monitor and record e-mail messages being sent to and from this address for the purposes of investigating or detecting any unauthorised use of its system and ensuring effective operation. (c) RcTechnix ------------------------------------------------------------------------------ Site24x7 APM Insight: Get Deep Visibility into Application Performance APM + Mobile APM + RUM: Monitor 3 App instances at just $35/Month Monitor end-to-end web transactions and take corrective actions now Troubleshoot faster and improve end-user experience. Signup Now! http://pubads.g.doubleclick.net/gampad/clk?id=272487151&iu=/4140 _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
