> On 21 April 2016 at 16:17, Brent Loschen <brent.losc...@gmail.com> wrote: > > I'm curious if anyone has compared moving mass (pulley/cable/mass) vs > > springs for counter weighting a G0704. Other than ease of > > implementation, space requirements, etc., any real world > > advantages/disadvantages of either? > > A spring will only have the right force in one spot, it will be too > high or too low everywhere else. > A pulley and weight can be exactly balanced at all times. But doubles > the mass to be moved, so actually reduces peak acceleration. > > The ideal is probably a pneumatic strut with a relieving regulator.
Close to ideal might be good enough. For z-axis and machining I guess force needed "downwards" could be higher while moving upwards then drilling done should be done fast. It is not obvious which is best. ------------------------------------------------------------------------------ Find and fix application performance issues faster with Applications Manager Applications Manager provides deep performance insights into multiple tiers of your business applications. It resolves application problems quickly and reduces your MTTR. Get your free trial! https://ad.doubleclick.net/ddm/clk/302982198;130105516;z _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users