Re: [Emc-users] A rose by any name? [Was: Not so custom]

2012-05-21 Thread Viesturs Lācis
2012/5/21 Dave e...@dc9.tzo.com: On 5/20/2012 6:13 PM, gene heskett wrote: On Sunday, May 20, 2012 06:11:51 PM charles green did opine: I am used to linuxcnc now, so lets not repaint the train again please. I agree. I also don't see any sense in going into the source code and changing all

Re: [Emc-users] Power and data cables for CNC

2012-05-21 Thread Viesturs Lācis
2012/5/21 Steve Blackmore st...@pilotltd.net: CAT5 patch cables do break down with constant flexing - I've changed plenty of it :) Are CAT5 patch cables meant to be CAT5 cable with multi-strand core? -- Viesturs If you can't fix it, you don't own it. http://www.ifixit.com/Manifesto

Re: [Emc-users] Increase Damping

2012-05-21 Thread Jeshua Lacock
On May 20, 2012, at 7:08 PM, Jon Elson wrote: Jeshua Lacock wrote: Actually, I really have only been using open-loop mode. Since we had confusion here, open loop means LinuxCNC does not see movement when you move the motors. Hi Jon, That is correct. But as soon as I try closed loop

Re: [Emc-users] A rose by any name? [Was: Not so custom]

2012-05-21 Thread Mark Wendt
On 05/21/2012 01:40 AM, Mike Bennett wrote: I faced the same issue a couple of years ago. The company I work for was called FDS so this was used in all the class names we created. We were sold and now trade under a new name. I decided to stick with FDS in existing and new code as this

Re: [Emc-users] Increase Damping

2012-05-21 Thread andy pugh
On 21 May 2012 09:26, Jeshua Lacock jes...@3dtopo.com wrote: Can you tell me what exactly is the goal? Do I want the P as high was possible while keeping it stable? The goal is the best achievable stable servo response. The PID terms need to be whatever achieves this, but the target is very

Re: [Emc-users] Power and data cables for CNC

2012-05-21 Thread gene heskett
On Monday, May 21, 2012 05:20:52 AM Rafael Skodlar did opine: On 05/20/2012 12:12 PM, Dave wrote: On 5/20/2012 12:40 PM, Rafael Skodlar wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? Besides power, it's not clear to me how

Re: [Emc-users] A rose by any name? [Was: Not so custom]

2012-05-21 Thread charles green
all acronyms are ultimately counterproductive, because of such conflicts for example. projects should be designated by number in the order of creation, or something like that. take a hint from the borg in such matters. --- On Sun, 5/20/12, Viesturs Lācis viesturs.la...@gmail.com wrote:

Re: [Emc-users] A rose by any name? [Was: Not so custom]

2012-05-21 Thread Mike Bennett
Good old Wikipedia :-) Factory Data Systems actually, now part of Qube Global Software. Mike On 21 May 2012 10:05, Mark Wendt mark.we...@nrl.navy.mil wrote: On 05/21/2012 01:40 AM, Mike Bennett wrote: I faced the same issue a couple of years ago. The company I work for was called FDS so

Re: [Emc-users] Power and data cables for CNC

2012-05-21 Thread dave
On Sun, 20 May 2012 20:57:06 -0700 Rafael Skodlar ra...@linwin.com wrote: On 05/20/2012 12:12 PM, Dave wrote: On 5/20/2012 12:40 PM, Rafael Skodlar wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? Besides power, it's not

Re: [Emc-users] Power and data cables for CNC

2012-05-21 Thread Dave
On 5/20/2012 11:57 PM, Rafael Skodlar wrote: On 05/20/2012 12:12 PM, Dave wrote: On 5/20/2012 12:40 PM, Rafael Skodlar wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? Besides power, it's not clear to me how many data

Re: [Emc-users] Power and data cables for CNC

2012-05-21 Thread samco
we have used stranded shielded cat 5 with good results. sam On Mon, 21 May 2012 08:12:55 -0700 dave dengv...@charter.net wrote: On Sun, 20 May 2012 20:57:06 -0700 Rafael Skodlar ra...@linwin.com wrote: On 05/20/2012 12:12 PM, Dave wrote: On 5/20/2012 12:40 PM, Rafael Skodlar wrote:

Re: [Emc-users] Power and data cables for CNC

2012-05-21 Thread Jon Elson
Rafael Skodlar wrote: On 05/20/2012 12:12 PM, Dave wrote: On 5/20/2012 12:40 PM, Rafael Skodlar wrote: I wonder what kind of power and data cables would you recommend for use in X-Y-Z CNC about 1.2mx1m size? Besides power, it's not clear to me how many data lines for sensors,

Re: [Emc-users] Increase Damping

2012-05-21 Thread Jon Elson
Jeshua Lacock wrote: Putting these numbers in immediately made the drive stable - even in closed loop which is now what I am tuning. I was able to get the P up to 150. I can add some D, but it seems that it only makes the drive more jittery without decreasing the error. Well, then lower

[Emc-users] OT : large cnc

2012-05-21 Thread Roland Jollivet
One of the better videos of large format CNC for those in want of a nice bedtime video; http://www.youtube.com/watch?v=Xn7tsNG6pyo Regards Roland -- Live Security Virtual Conference Exclusive live event will cover all

Re: [Emc-users] OT : large cnc

2012-05-21 Thread N. Christopher Perry
When money is no object I love the toolchanger! N. Christopher Perry On May 21, 2012, at 13:24, Roland Jollivet roland.jolli...@gmail.com wrote: One of the better videos of large format CNC for those in want of a nice bedtime video; http://www.youtube.com/watch?v=Xn7tsNG6pyo

Re: [Emc-users] OT : large cnc

2012-05-21 Thread Dave
That is quite a machine. The tool changer and tool storage room is excellent.. Why didn't I think of that; The next time I need a tool changer I will just add a full size robot! ;-) I wonder what they charge for machine time? It has to be really expensive. What would be a good guess?

[Emc-users] Tool Offsets

2012-05-21 Thread Eric H. Johnson
Hi all, Per the Setting Coordinate Systems thread, I converted from using coordinate systems (G54-G59.3) and setting the offsets with G10 L2, to using the offsets specified in the tool table. Mostly it worked without a problem. The exception is when re-running a program without reloading it. The

Re: [Emc-users] OT : large cnc

2012-05-21 Thread dave
On Mon, 21 May 2012 14:27:06 -0400 N. Christopher Perry n_christopher_pe...@me.com wrote: When money is no object I love the toolchanger! N. Christopher Perry On May 21, 2012, at 13:24, Roland Jollivet roland.jolli...@gmail.com wrote: One of the better videos of large format CNC

Re: [Emc-users] OT : large cnc

2012-05-21 Thread Viesturs Lācis
2012/5/21 Roland Jollivet roland.jolli...@gmail.com: One of the better videos of large format CNC for those in want of a nice bedtime video; http://www.youtube.com/watch?v=Xn7tsNG6pyo Holly Molly! Is it 3 storey high?!? And how do they call those sub-tool-holders? I mean those bigger things

Re: [Emc-users] OT : large cnc

2012-05-21 Thread andy pugh
On 21 May 2012 22:28, Viesturs Lācis viesturs.la...@gmail.com wrote: And how do they call those sub-tool-holders? Possibly Live tooling -- atp If you can't fix it, you don't own it. http://www.ifixit.com/Manifesto --

Re: [Emc-users] Tool Offsets

2012-05-21 Thread Terry Christophersen
G49 cancels G43 Send the machine home at the end of the prog using: G28G91Z0.0  Y0.0  X0.0  You should not need to use G49 You must be doing something else wrong Start of every one of my  progs look like this: T1M6 G54G90G0XxxYxxS500M3 G43H1Z.1M8   moves the tool down to .1 above the workpiece

Re: [Emc-users] Tool Offsets

2012-05-21 Thread andy pugh
On 21 May 2012 20:51, Eric H. Johnson ejohn...@camalytics.com wrote: T3 M6 G43 H3 I never use the H-number, it is only useful for applying the offset of a non-loaded tool to the loaded tool. Though I doubt that is your problem. -- atp If you can't fix it, you don't own it.

Re: [Emc-users] Tool Offsets

2012-05-21 Thread Terry Christophersen
I never use the H-number, it is only useful for applying the offset of It may be not useful in LinuxCNC but I guarentee you 90% + of the mill programs in the world use it (Fanuc has to have it) also the Dxx If you omit the D on Fanuc no offset will be applied to G41,G42 Terry - Original