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Re: DRO issue "HEDs in hand"
Thanks for the info, I think I'm going to give it a try. I feel that the resolution should be adaquate for the majority of the work that I do. Dan, how did you mount the strip? I was thinking about
By Roger Linscheid <r.linscheid@...> · #51434 ·
Re: VisualMill, which post for Mach1?
Roger, You'll probably have to modify an existing post to suit your needs. I use the Flashcut post and have found that it is pretty generic and probably a pretty good starting point for Mach1. Once
By Peter <prenolds@...> · #51433 ·
Re: Has anyone built an SPC display for Digimatic scales?
Has anyone built a purpose-made box for displaying the output from this type of caliper? I'd like to avoid using a computer if possible. John
By John A. McFadden <mcfadden@...> · #51426 ·
How do I 'make' a ballscrew antibacklash nut?
Hi all, I'm kind of a CNC newbie. I've converted my Grizzly G1006 to CNC (Master5/Mach1 and Camtronics 4 axis servo), but the backlash and lead accuracy stink. I understand I can get decent/cheap
By dspinnett <dspinnett@...> · #51432 ·
Re: Chain drive
Bob: I built an X-Y Table once where chain-drive was used to connect the MOTOR to the X-screws, and the #35 chain gave out the first month! Connect the motor directly to the end of the screw,
By Jan Rowland · #51447 ·
Re: Ball/acme screw question
JJ wrote: My 1" acme leadscrews are 1" OD (ie 0.990 - 1.000" major pitch dia). As the minor dia varies (.7509"-.7800") you can use a .75" ID or smaller bearing. If you are looking at the 1/2" acme
By Doug Fortune <pentam@...> · #51431 ·
VisualMill, which post for Mach1?
I'm finaly too that point. Which post are you using or if a modified one could you please mail me offline. Roger
By vrsculptor <vrsculptor@...> · #51429 ·
virus
I've checked my sent to email box and i don't see anything suspect. I still getting emails with the virus on it some was email to me with my own email adress. is there any thing else to check on
By afogassa · #51428 ·
Re: Ball/acme screw question
JJ, You do not use the O.D. of the screw in the I.D. of the bearing. The ends of the screw are machined or ground to the next standard size down, to a snug fit in the bearing I.D.. My R & D in
By Marv Frankel <dcdziner@...> · #51430 ·
Re: Ball/acme screw question
JanRwl@... writes: Duh... Make that "vises" ! ! !
By Jan Rowland · #51442 ·
Re: Ball/acme screw question
Thanks for all the info everyone! One last (for now) question: Are acme screws their true diameter? Ie. If I buy a 1/2" screw, do I plan on using 1/2" ID bearings? Okay, one more: Does anyone make
By JJ <jj5412@...> · #51425 ·
Re: DRO encoders- Rotary or Linear?
Instead of using a rack and pinion, would it be possible to use a rigid bar (like 1" or 1.5" drill rod) and a rubber roller mounted to a rotary encoder? With a solid bar, wipes could be used to clear
By John A. McFadden <mcfadden@...> · #51421 ·
Re: Ball/acme screw question
Yo Torston; Is, "roundtooth", the type that looks sort of like a piece of rope? Bill
By Bill Vance · #51424 ·
Re: Ball/acme screw question
Yep, I'll take a 101 from anybody. some think of a nut by its length i consider a nut by the amount of thread engaged. If i used a 4 lead screw and put the same amount of thread engagement on one of 4
By Brian <ka1bbg@...> · #51423 ·
Re: plasma cutter/machine torch
Dave, You might find an OK el cheapo plasma but the Hypertherm and Thermal Dynamic plasmas are the real deal. On the other hand some of the el chepos are real junk. So make sure the machine will do
By Jay · #51422 ·
plasma cutter/machine torch
I have looked into various low-end plasma cutters in the 1,000-1,500 range, like hypertherm and thermal dynamics. The guy at the welding store, when I told him of my interest in making a CNC plasma
By david_margrave · #51420 ·
Re: DRO issue "HEDs in hand"
I have used the linear 360 line encoder strips from USdigital with good results. I guess you have to ask your self this question. Can my machine really machine to .00069"? The reason I say this is
By Dan Mauch · #51419 ·
Re: Ball/acme screw question
multistart screws are usedfull in situations where the threadprofile will be smaller then the pitch of the screw. for example a 1. wide nut with a 1. pitch screw would allow only 1 thread to be
By torsten98001 <torsten@...> · #51418 ·
Re: Virus
Thanks for the warning, now all further posts on this direct to me. bill
By [email protected] · #51427 ·
Re: DRO issue "HEDs in hand"
I posted a message a few days ago regarding the U.S. Digial Linear strip options ... 360 is the highest and in my opinion not high enough (360 x 4 = 1440 then 1 / 1440 = .00069 per increment. I want
By Ken Jenkins <kjenkins@...> · #51417 ·