On 07/23/2012 03:05 AM, Jeshua Lacock wrote: > So I just got a response from my ballscrew vendor. They can supply a 40mm > diameter with 40mm pitch (3048 mm long) for a reasonable cost. Less than $1k > including shipping and machining. > > Looks like that could safely rotate at 977 RPM which would move the ballnut > at 1538 IPM (with both ends supported with double bearings spaced apart).
I have been impressed by the white paper for the PCNC1100, and since you're aiming for very high rapids, and since this white paper has some very good information, I recommend reading it, and all their white papers. Some of the folks on this list could probably vouch for their veracity, I just didn't find any clear errors in their analysis. http://www.tormach.com/engineering_pcnc1100.html I think I'd like to own one of these some day. ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
