2013/10/1 andy pugh <[email protected]> > On 1 October 2013 12:14, Sven Wesley <[email protected]> wrote: > > 2013/10/1 andy pugh <[email protected]> > > >> Presumably there is a final stage gear in your machine that could be > used. > > > The original spec is 580-2900 RPM for the highest gear if I don't > remember > > wrong. If the engine can handle lower RPM with a good VFD (I have a Bosch > > laying in the workshop that should work) it shouldn't be a problem to > stay > > on the highest gear all the time as tapping isn't a brute force > operation. > > We seem to be completely failing to communicate here. > > I am suggesting that you use a gear (a in a physical bit of metal with > lumps on it) that is rigidly connected to your spindle as the > component that some gear tooth sensors sense. > > In the case of my own machine, this is the bevel gear that takes the > drive from horizontal to vertical.
Not impossible. I am a bit slow today, I was cutting cables until 4 o clock this morning (it still fascinates me how many cables they stuffed into machines earlier). You were talking position sensing, I was talking RPM. ------------------------------------------------------------------------------ October Webinars: Code for Performance Free Intel webinars can help you accelerate application performance. Explore tips for MPI, OpenMP, advanced profiling, and more. Get the most from the latest Intel processors and coprocessors. See abstracts and register > http://pubads.g.doubleclick.net/gampad/clk?id=60134791&iu=/4140/ostg.clktrk _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
