[Emc-users] Zeromq, as there have been discussions

2021-05-01 Thread Nicklas SB Karlsson
As there have been some discussions about zeromq information about the protocol may be interesting https://rfc.zeromq.org/ This information is also interesting. "In 2011, CERN was investigating ways to unify middleware solutions used to operate CERN

Re: [Emc-users] [Emc-developers] chart of arrays

2021-05-01 Thread Nicklas SB Karlsson
Den 2021-05-02 kl. 03:06, skrev Jon Elson: On 05/01/2021 12:35 AM, Nicklas SB Karlsson wrote: Den 2021-05-01 kl. 04:52, skrev Jon Elson: NML may send via TCP/IP if configured to, got more time then I was unemployed and have been looking into the configuration file and at least once tried.

Re: [Emc-users] Maybe a minimally printed harmonic drive?

2021-05-01 Thread Gene Heskett
On Saturday 01 May 2021 12:34:01 Chris Albertson wrote: > Gene, > > I did a search on the part number to gave and, they look really good > but cost $400 per axis vs about $60 for what I have. Yes, they are > much better.Did you find a better deal? > Egad, where are you looking? 6 months ago

Re: [Emc-users] Maybe a minimally printed harmonic drive?

2021-05-01 Thread Gene Heskett
On Saturday 01 May 2021 12:25:12 Kenneth Lerman wrote: > Has anyone tried using polypropylene for the flex component? I > believe PP is used for live hinges. > If refering to whats commony called TPU, yes, abject failure as its too flexible and just folds up. Its good for those squeeze it coin

Re: [Emc-users] Maybe a minimally printed harmonic drive?

2021-05-01 Thread andrew beck
John. I love the Chinese servos too. And totally agree going direct to manafacture is much better. I buy my servos with absolute encoders now. 130 ppr I think. Or might be 13. Just a basic 750w servo 220v servo drive plus motor costs me about $220 usd last I checked. (this is with

Re: [Emc-users] Maybe a minimally printed harmonic drive?

2021-05-01 Thread Kenneth Lerman
Has anyone tried using polypropylene for the flex component? I believe PP is used for live hinges. Ken Kenneth Lerman 55 Main Street Newtown, CT 06470 On Fri, Apr 30, 2021 at 11:26 PM wrote: > I haven't been following your project recently but am intrigued by "And it > turns the armature

Re: [Emc-users] Maybe a minimally printed harmonic drive?

2021-05-01 Thread John Dammeyer
> From: Chris Albertson [mailto:albertson.ch...@gmail.com] > To: Enhanced Machine Controller (EMC) > Gene, > > I did a search on the part number to gave and, they look really good but > cost $400 per axis vs about $60 for what I have. Yes, they are much > better.Did you find a better deal?

Re: [Emc-users] Maybe a minimally printed harmonic drive?

2021-05-01 Thread Chris Albertson
Gene, I did a search on the part number to gave and, they look really good but cost $400 per axis vs about $60 for what I have. Yes, they are much better.Did you find a better deal? Question for the group: Assuming that you need about 3NM holding torque, what will $400 get you if you want

Re: [Emc-users] Maybe a minimally printed harmonic drive?

2021-05-01 Thread Gene Heskett
On Saturday 01 May 2021 08:35:12 Thaddeus Waldner wrote: > So these are actual stepper motors and not 3-phase BLDC motors with > step/direction input? yes, and while I said a step loss will stop them it has to exist for an unspecified time frame. You can fasten them down, put a vice grip on the

Re: [Emc-users] Maybe a minimally printed harmonic drive?

2021-05-01 Thread Thaddeus Waldner
So these are actual stepper motors and not 3-phase BLDC motors with step/direction input? I always assumed that it’s the latter, with the difference being lost in translation. > On Apr 30, 2021, at 11:23 PM, Gene Heskett wrote: > > On Friday 30 April 2021 23:25:43 ken.stra...@gmail.com