2017-05-29 17:11 GMT+02:00 Luke Kenneth Casson Leighton <l...@lkcl.net>:
> On Mon, May 29, 2017 at 11:39 AM, Luke Kenneth Casson Leighton > <l...@lkcl.net> wrote: > > On Mon, May 29, 2017 at 9:54 AM, mike.v...@gmail.com > > <mike.v...@gmail.com> wrote: > > > >> I might have missed it but: Do you need/want other people running the > >> finalized modification of this printer? > > that and also i would like to do an experimental design as well: > http://forums.reprap.org/read.php?177,767087,770804#msg-770804 > > the idea is to have a double pulley arrangement which will provide > balanced forces acting as far apart as possible, but also with a 4x > multiplier on the force thanks to the twin pulleys. > > also i plan to use double rods rather than single because double rods > will turn any "twisting" (rotation) of the rods into a side-loading > force against the linear rails. the further apart the rods are the > more effective the leverage preventing "twisting", but they can't be > too far apart else the carriage has to be too big, and also the rods > have to be much longer... > > ... i was thinking of starting with a distance of 70mm between rod > centres and seeing how that goes. should mean i can use 300mm rods. > I remembered an post from Hackaday. http://www.doublejumpelectric.com/projects/core_xy/2014-07-15-core_xy/ > > l. > > _______________________________________________ > arm-netbook mailing list arm-netbook@lists.phcomp.co.uk > http://lists.phcomp.co.uk/mailman/listinfo/arm-netbook > Send large attachments to arm-netb...@files.phcomp.co.uk > _______________________________________________ arm-netbook mailing list arm-netbook@lists.phcomp.co.uk http://lists.phcomp.co.uk/mailman/listinfo/arm-netbook Send large attachments to arm-netb...@files.phcomp.co.uk
