2013/10/1 andy pugh <[email protected]>
> On 1 October 2013 02:46, Sven Wesley <[email protected]> wrote: > > > It has a pneumatic cylinder that locks the carousel when a TC occours, > but > > there's nothing that holds the arm itself. > > I wonder why the arm isn't deployed pneumatically, it would seem easier. > > > . I > > have an idea that the end switch tells the controller to go from moving > to > > holding and the last centimetres are done with the energy of the arm > itself. > > What sort of motor are they? They look like induction motors, but that > seems unlikely given the job they are doing. > > The VMC has been in production in two decades, so I believe the motors do their job as expected. :) I just need to figure out how they expect to work... The motors are geared down both with an internal gearbox and cogs between the motor and the arm. A pneumatic cylinder would be a solution too. ------------------------------------------------------------------------------ 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
