Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread Jérémie Tarot
Le lun. 28 déc. 2020 à 00:27, andy pugh a écrit : > On Sun, 27 Dec 2020 at 22:23, Jérémie Tarot wrote: > > > > > I think there is an order of populated PCBs in progress. > > > > > > > Oh really? Please tell me where should I put my money to join the happy > > few! > > > I saw it on the gitter.

Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread andy pugh
On Sun, 27 Dec 2020 at 22:23, Jérémie Tarot wrote: > > I think there is an order of populated PCBs in progress. > > > > Oh really? Please tell me where should I put my money to join the happy > few! I saw it on the gitter. I thought about a Kickstarter when I had my batch of 50 made. But the

Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread Jérémie Tarot
Le dim. 27 déc. 2020 à 23:08, Andy Pugh a écrit : > > > > On 27 Dec 2020, at 21:51, Andrew wrote: > > > > > > Suppose I'd like to get a few STMBLs. Have they resolved the obsolete > IRAMS > > problem? > > I think it’s complicated. What's most complicated is project communication! It's an heart

Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread Andy Pugh
> On 27 Dec 2020, at 21:51, Andrew wrote: > > > Suppose I'd like to get a few STMBLs. Have they resolved the obsolete IRAMS > problem? I think it’s complicated. There is a design using something else, but it hasn’t been released. And, another user has found a supplier with sizeable stocks.

Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread Andrew
нд, 27 груд. 2020 о 23:32 Andy Pugh пише: > > Can STMBL pass the encoder value to LinuxCNC? > > Yes, and very conveniently as a Mesa smart-serial device. > That's reasonable. But the doc says it supports sserial input, so I was not sure. > > In fact the STMBL low-voltage board probably has a ro

Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread Andy Pugh
> On 27 Dec 2020, at 21:10, Andrew wrote: > > > Can STMBL pass the encoder value to LinuxCNC? Yes, and very conveniently as a Mesa smart-serial device. In fact the STMBL low-voltage board probably has a role as an encoder interface board, ignoring the power driver board. _

Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread Jérémie Tarot
Is there some kind of standard naming scheme for these devices? ___ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users

Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread Andrew
нд, 27 груд. 2020 о 23:00 Andy Pugh пише: > > I run my B variant with an STMBL drive. > The STMBL docs say that Hiperface _could_ be supported but needs a module > to be written. > > They also say EnDat is almost supported... but I'm currently looking for another drive to support EnDat. Yaskawa m

Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread Andy Pugh
> On 27 Dec 2020, at 20:47, Andrew wrote: > > M1024 code is Multi-turn absolute, HIPERFACE® protocol. > I'm not sure how to read them to LinuxCNC. I run my B variant with an STMBL drive. The STMBL docs say that Hiperface _could_ be supported but needs a module to be written. __

Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread Andrew
нд, 27 груд. 2020 о 22:12 andy pugh пише: > > Another couple of harmonic actuators 32 and 40 size > > https://www.ebay.com/itm/313352791688 > > https://www.ebay.com/itm/313352797664 > > Note that these are the "C" variant so have a less convenient encoder > than the B variant. > > (The earlier B

Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread Andy Pugh
> On 27 Dec 2020, at 20:38, Jérémie Tarot wrote: > > What makes absolute encoders less convenient? I'd have thought the opposite > as the avoid homing? Well, they are better _if_ you can figure out how to get the data into LinuxCNC. ___ Emc-user

Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread Jérémie Tarot
Le dim. 27 déc. 2020 à 21:12, andy pugh a écrit : > > Note that these are the "C" variant so have a less convenient encoder > than the B variant. > > (The earlier B variant has quadrature + Hall sensors, the C uses an > absolute encoder) > What makes absolute encoders less convenient? I'd have t

Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread andy pugh
On Sun, 27 Dec 2020 at 20:01, Andrew wrote: > > Another couple of harmonic actuators 32 and 40 size > https://www.ebay.com/itm/313352791688 > https://www.ebay.com/itm/313352797664 Note that these are the "C" variant so have a less convenient encoder than the B variant. (The earlier B variant has

Re: [Emc-users] Relatively cheap harmonic actuator

2020-12-27 Thread Andrew
Another couple of harmonic actuators 32 and 40 size https://www.ebay.com/itm/313352791688 https://www.ebay.com/itm/313352797664 Look pretty nice вт, 1 вер. 2020 о 14:17 andy pugh пише: > https://www.ebay.co.uk/itm/164363134065 > > It looks to have had a hard life, but there are others on there a

Re: [Emc-users] Relatively cheap harmonic actuator

2020-11-04 Thread Tom Smart
mazon. From: andy pugh Sent: Wednesday, November 4, 2020 3:59 AM To: Enhanced Machine Controller (EMC) Subject: Re: [Emc-users] Relatively cheap harmonic actuator On Sat, 5 Sep 2020 at 16:20, Tom Smart wrote: > > Did anyone order one of these drives from this listing? I ordered one a

Re: [Emc-users] Relatively cheap harmonic actuator

2020-11-04 Thread andy pugh
On Sat, 5 Sep 2020 at 16:20, Tom Smart wrote: > > Did anyone order one of these drives from this listing? I ordered one and go > an email today saying they only had 2 left and they were both faulty so > canceled my order. Which is odd, as that same listing now says that they have 10 @ £525 and

Re: [Emc-users] Relatively cheap harmonic actuator

2020-09-05 Thread Tom Smart
, 2020 10:06 AM To: 'Enhanced Machine Controller (EMC)' Subject: Re: [Emc-users] Relatively cheap harmonic actuator > From: Tom Smart [mailto:smart_tow...@hotmail.com] > How large is your 4th axis made from one of these? Any pics? How complicated > was the construction? Like A

Re: [Emc-users] Relatively cheap harmonic actuator

2020-09-01 Thread John Dammeyer
> From: Tom Smart [mailto:smart_tow...@hotmail.com] > How large is your 4th axis made from one of these? Any pics? How complicated > was the construction? Like Andy, I've made mine complicated too. I haven't yet made a face plate either. He has a cam lock chuck on his lathe to be able to move

Re: [Emc-users] Relatively cheap harmonic actuator

2020-09-01 Thread John Dammeyer
ember-01-20 4:03 AM > To: Enhanced Machine Controller (EMC) > Subject: [Emc-users] Relatively cheap harmonic actuator > > https://www.ebay.co.uk/itm/164363134065 > > It looks to have had a hard life, but there are others on there at 10x > the price. > > These are a r

Re: [Emc-users] Relatively cheap harmonic actuator

2020-09-01 Thread andy pugh
On Tue, 1 Sep 2020 at 16:16, Tom Smart wrote: > > How large is your 4th axis made from one of these? Any pics? How complicated > was the construction? https://bodgesoc.blogspot.com/2017/05/harmonic.html I made it complicated :-) -- atp "A motorcycle is a bicycle with a pandemonium attachment

Re: [Emc-users] Relatively cheap harmonic actuator

2020-09-01 Thread Tom Smart
How large is your 4th axis made from one of these? Any pics? How complicated was the construction? From: andy pugh Sent: Tuesday, September 1, 2020 5:02 AM To: Enhanced Machine Controller (EMC) Subject: [Emc-users] Relatively cheap harmonic actuator https

[Emc-users] Relatively cheap harmonic actuator

2020-09-01 Thread andy pugh
https://www.ebay.co.uk/itm/164363134065 It looks to have had a hard life, but there are others on there at 10x the price. These are a really useful device, as they integrate a servo, harmonic drive and a very strong crossed-roller slewing ring in one package. Basically a 4th-axis all ready to go