On Saturday 15 October 2016 22:29:50 MC Cason wrote: > Gene, > > On 10/15/2016 08:53 PM, Gene Heskett wrote: > > Greetings all; > > > > I just spent about 3 hours playing around with the 20 or so belt > > calculators google gave me links to, but not on of them could give > > me any answers. > > > > One would think, for an XL belt that > > > > 1. width is a never mind since xl's are available in a plethora of > > widths, none of which should have any effect on the profile the belt > > assumes when snug enough to do the job. > > > > 2. Its a pair of pulleys for xl belting, and the pitch diameter can > > be instantly defined by the belt profile, xl in this case, and > > minorly the number of teeth might have a slight effect when dealing > > with very low tooth count pulleys. The belt pitch is a nearly > > constant height above the teeth, and the teeth diameter is derived > > from the xl tooth length times the number of teeth. > > > > I am shooting for a shaft center to center between 4.875 and 5.0". > > > > Given that center to center on a pair of xl pulleys of 20 teeth and > > 40 teeth, that really should be all that its needed to know to tell > > me I need a 112? tooth belt. Then its up to me to see if I've room > > for the pull needed to use the next higher tooth count belt. Or do > > I mount an idler to adjust it so a stock belt will work? > > > > I am probably going to go thru that same eye of the needle for the Z > > belt, but I've some mounting brackets yet to be whittled out to get > > a 2505x1450mm screw mounted straight. > > > > Does anyone have a belt calculator that actually works? > > > > Thanks everybody. > > > > Cheers, Gene Heskett > Looks good. I didn't look to see if they had a 79 tooth version, likely not, but I can probably rig it so the 80 tooth will work. But I'll have to call them Monday since their checkout is actually a registration.
> This is my go-to belt calculator: > https://sdp-si.com/eStore/CenterDistanceDesigner > > Desired center distance: 4.8750" > 79 grooves - 4.8582" > 80 grooves - 4.9591" > 81 grooves - 5.0599" > > Actual screenshot sent to you as PM. Thank you very much MC Cason. Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
