#robotics Logs

Oct 15 2019

12:22 AM logb0t_ is now known as logb0t
12:32 AM marder is now known as katsumi
01:15 AM rue_bed: --
02:08 AM Miyu is now known as hackkitten
03:06 PM gaze__: Hey folks, what's the best source of surplus ballscrews these days?
03:06 PM gaze__: ebay is looking a little scant
03:06 PM gaze__: and a bit on the pricey side?
03:06 PM robotustra: what for?
03:07 PM robotustra: look at ebay
03:07 PM robotustra: i got mine there
03:10 PM gaze__: c3 or c5 grade, 50-100 mm travel, must include the drive end support bearing, 2-5mm pitch are my requirements
03:11 PM gaze__: everything I see is quite expensive
05:50 PM CaptHindsight: gaze__: need just one or many?
05:52 PM CaptHindsight: http://www.automation-overstock.com/index.asp
05:52 PM CaptHindsight: http://www.controlresourcesinc.com/store/ballscrews.asp
05:53 PM CaptHindsight: http://www.automation-overstock.com/products.asp?cat=193
05:53 PM gaze__: Just one.
05:54 PM CaptHindsight: lots of crappy ones on Albaba and similar
05:54 PM CaptHindsight: that just lie about hardness, grade etc etc
05:57 PM CaptHindsight: https://us.misumi-ec.com/vona2/mech/M0100000000/M0114000000/
06:00 PM CaptHindsight: https://www.vxb.com/searchresults.asp?Search=ballscrew&Submit=
06:02 PM CaptHindsight: http://www.automation4less.com/ballscrewspr.htm
06:03 PM gaze__: It occurs to me that since the motion I want is reciprocating and the forces low, a friction drive works with an interruptior to take out the drift
06:55 PM logb0t_ is now known as logb0t
10:27 PM rue_mohr: --