#linuxcnc | Logs for 2014-03-01

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[02:10:36] <Deejay> moin
[04:34:38] <cnc> anyone experiance....?
[04:36:24] <cnc> there is this guy on youtube ...using a sidepanel in linuxcnc.....I would like to know how to do this...
[04:43:55] <seltecc> this video show it...https://www.youtube.com/watch?v=giJUiZVTXas
[04:45:51] <awallin> seltecc: what's the side-bar CAM feature called? and what language is it written in?
[04:47:59] <seltecc> @awallin...I really don know much, maby he uses glade to create an interactive sidepanel in linuxcnc
[04:48:33] <awallin> ok. that looks useful for more advanced CAM algorithms also..
[04:50:29] <awallin> is the guy who made that youtube vid on IRC?
[04:52:05] <seltecc> @awallin ....not that I know of, I ve tried to kontakt him on facebook but he has not replyed so far...(3 weeks)
[04:52:32] <awallin> hm, ok
[04:53:19] <seltecc> really useful feature this sidepanel.....
[04:56:09] <awallin> there are a lot of these wizards http://wiki.linuxcnc.org/cgi-bin/wiki.pl?Simple_LinuxCNC_G-Code_Generators but that GUI looks quite good
[04:57:27] <awallin> maybe the code is this: https://github.com/cnc-club/linuxcnc-features
[04:58:33] <awallin> worth a look/trial I guess
[05:00:05] <seltecc> cool, nice sites ......
[05:00:51] <seltecc> thx
[05:49:07] <jthornton> anyone know how to calculate the F word when using inverse time mode?
[05:52:42] <awallin> one is length/time the other is time/length
[05:52:47] <awallin> in some suitable units :)
[05:55:11] <jthornton> In inverse time feed rate mode, an F word means the move should be completed in [one divided by the F number] minutes.
[05:55:46] <jthornton> so calculate the effective length of the move?
[05:58:04] <awallin> yes I think actual feedrate will depend on the length of the move, in the inverse time-feed mode
[05:58:50] <jthornton> ok, that is kinda what I was thinking I needed to do
[05:59:33] <jthornton> I know the radius of the part on the rotary and it is just X, Z and A moves
[06:02:07] <jthornton> is it possible to set up permissions so an operator could run LinuxCNC but not edit a file?
[06:03:09] <awallin> if linuxcnc needs to write to that file it might be complex, otherwise it is easy
[06:04:07] <jthornton> just thinking about it Touchy does pretty much what he wants as there is no editor for Touchy
[07:53:25] <PetefromTn_> Mornin' folks..
[08:09:08] <_methods> hola
[08:12:02] <PetefromTn_> hey methods..
[08:39:47] <aggadaway> im testing new gmoccapy but i cant jog around.
[08:56:36] <CHNCguy> morning guys! :)
[08:56:48] <seltecc> Hello
[08:56:54] <humble_sea_bass> yo
[08:57:00] <CHNCguy> ;)
[08:57:56] <CHNCguy> can you run a mesa 7i76 card without the fpga pci-e card?
[08:58:04] <CHNCguy> just with your parallel port?
[08:58:08] <seltecc> do you have an idea how this guy used the sidepanel in linuxcnc?: https://www.youtube.com/watch?v=giJUiZVTXas
[08:58:32] <CHNCguy> LOL i been trying to figure that out but with his lathe features
[08:58:53] <seltecc> how to install this sidepanel?
[08:59:26] <CHNCguy> He has a tutorial, but I cant understand it, he should have a link at the bottom right? in the info?
[08:59:37] <CHNCguy> I tried e-mailing him but he doesnt respond.
[08:59:57] <seltecc> me too
[09:00:45] <seltecc> @chncguy...do you mean the sidepanel?
[09:00:45] <CHNCguy> he usto respond, but once I asked him how to install it and get it work, he stopped. I have seen recent posts by him, so...he shouldnt be dead...
[09:01:10] <CHNCguy> ya, thats a freestanding gladevcp I think
[09:01:52] <seltecc> really, I thought so too.But I don t know how to get this...
[09:02:37] <CHNCguy> well from my understanding, its a part of linuxcnc, and you have to enable it and install it...not sure how... I am going to contact my buddy who is a linux Bad A$$ and see if he can help me out
[09:02:46] <CHNCguy> If I find out, ill let ya know ;)
[09:03:10] <seltecc> I have glade, but there you mhave to create all by yourself...
[09:03:26] <seltecc> nice, thx
[09:03:54] <CHNCguy> well its aparently in his files you just have to add them in your folders, but he is using 2.6.0 prerelease i think
[09:03:59] <CHNCguy> not the lockdown 2.5.3
[09:04:05] <CHNCguy> it may not work with 2.5.3
[09:04:34] <seltecc> I see...
[09:05:06] <seltecc> I am using 2.5.3... so I have to upgrade...
[09:05:26] <CHNCguy> well 2.6.0+ is developmental and probably buggy
[09:05:58] <seltecc> so I have to wait...
[09:06:27] <CHNCguy> well the features look great, but if he wont show anyone how to install them, its kind of pointless....
[09:06:41] <seltecc> But how does this guy do this?!
[09:06:44] <seltecc> yes
[09:06:51] <humble_sea_bass> do what
[09:07:19] <seltecc> I have tried to contact him on facebook, ... no responds
[09:07:54] <seltecc> do the side panel.. in the youtube video : https://www.youtube.com/watch?v=giJUiZVTXas
[09:08:03] <CHNCguy> look here https://www.youtube.com/watch?v=fkOJhT69WEc&list=UUDR4zwXebP7jWoOK2e9CRaw&feature=c4-overview look in the info
[09:08:34] <CHNCguy> Any ideas humble?
[09:09:29] <humble_sea_bass> thats cool as hell
[09:10:14] <humble_sea_bass> i only know how to add side panel buttons to LinuxCNC
[09:10:27] <humble_sea_bass> this is some next level shit and very well thought out
[09:10:51] <CHNCguy> hell ya its cool, but the developer like disappeared
[09:10:56] <CHNCguy> or died...
[09:11:14] <humble_sea_bass> are teh files available and nobody know how to install it?
[09:11:27] <CHNCguy> ya look in the about from the link i set
[09:11:35] <CHNCguy> you will see instructions, but they are way over my head
[09:12:40] <seltecc> cool nice, thx a lot...for the link
[09:13:08] <CHNCguy> no prob, it looks like he updated his forum, its the first link in the about/youtube
[09:13:44] <seltecc> nice...
[09:14:49] <humble_sea_bass> the install instructions are actually pretty simple
[09:15:43] <CHNCguy> i tried to install them, but for linux newbie, kinda rough LOL
[09:16:36] <humble_sea_bass> i have to run off to a conference thing with my wife. later today I'll definitely be running through the instructions to see where that gets us
[09:16:48] <humble_sea_bass> your nick is on a post it note on my desk so I'
[09:16:53] <humble_sea_bass> I will holler at you
[09:17:09] <CHNCguy> thanks!
[09:17:09] <CHNCguy> Let me know :)
[09:32:13] <awallin> did anyone grab side-panel code from github and try to get it running?
[09:50:32] <tjtr33> awallin, you got a link? i cant find at cnc-club.ru
[09:50:56] <awallin> https://github.com/cnc-club/linuxcnc-features
[09:51:16] <awallin> I'm not sure that is the latest version... latest commit 3 months ago
[09:51:55] <humble_sea_bass> is there a later package?
[09:52:13] <humble_sea_bass> last youtube from Nick is from Jan 17
[09:52:40] <awallin> I don't know. I don't remember this discussed on the mailinglist? but I may have missed it
[09:53:16] <humble_sea_bass> so that last commit is probably the latest and greatest
[09:53:16] <tjtr33> thx awallin , will look into it ( google translate is not much help so far )
[09:53:40] <awallin> there is also this https://github.com/nkp2169/linuxcnc-features but that is updated 8 months ago
[09:53:52] <awallin> tjtr33: there's only docs/comments in russian??
[10:00:07] <tjtr33> awallin, i'm translating link at bot og git-hub page (copy&paste into gxl8 )
[10:00:14] <tjtr33> of
[10:00:38] <awallin> google translate does an entire page if you paste the URL
[10:02:30] <tjtr33> not for me, long time prob w ffox 20.0, so copy & paste to dialog does work.
[10:05:45] <tjtr33> yep drag and drop url gets me pretty page, all in russion despite input=russian output =english :(
[10:07:38] <tjtr33> and the google translate toolbar on the original page just never returns anything, just says 'translating...' forever
[10:09:27] <awallin> are you blocking frames/popups with some plugin?
[10:09:27] <tjtr33> woot! it does work! i had auto-redirect turned off! the new page _is_ xl8d! thx!
[10:09:45] <tjtr33> blocked with ffox prefs, my bad
[10:10:48] <awallin> anyway I haven't used glade before, so would need to learn that..
[10:11:51] <tjtr33> hehe "This is to ensure that a gun in his directory shove ngc, sohnanyat settings and take possible obabotki? "
[10:13:46] <tjtr33> tutorials for glade with linuxcnc by JT-Shop http://gnipsel.com/linuxcnc/gladevcp/gladevcp01.html
[10:16:33] <pcw_home> Nick is on the linuxcnc forum fairly regularly
[10:17:33] <tjtr33> hmm, i dont go there often, relying on mail list and irc, thx for the info
[10:18:28] <awallin> I don't have the "linuxcnc" module installed, so I commented out that in features.py, and that makes it run standalone
[10:20:20] <awallin> in fact "make install" says onfigure without --enable-run-in-place but I didn't actually configure with rip...
[10:25:44] <tjtr33> my 4 axis CNC EDM just arrived from Houston, after cleaning off cement dust from storage :) http://imagebin.org/296492
[10:32:52] <CaptHindsight> tjtr33: nice
[10:35:33] <tjtr33> it has a TNC406 which surprised me, that means it can 'tilt' the G17 plane, buy describing 2 angles ( normal and rotation), and will interpolate circles on that new plane :)
[10:41:52] <CaptHindsight> does the search feature in the Linuxcnc forums work anyone? I get "Loading" for every result
[10:44:16] <CaptHindsight> nevermind it must be some cookie, java, flash, etc thing I have blocked, works fine in a virgin browser
[10:44:20] <tjtr33> works for me
[10:47:43] <tjtr33> 'features' is a really bad name for a very nice linuxcnc add-on. googling/searching that term does not return focused information. ( hmm does 'axis' come to mind ;)
[10:48:06] <CaptHindsight> I had Google AJAX blocked, that was the problem, the search uses that
[10:51:16] <tjtr33> too much interesting stuff,and only 1030am, bye! ฉันไปศึกษาไทย
[10:52:28] <CaptHindsight> http://linuxcnc.org/hardy/dapper/index.php/english/forum/18-computer/20514-emc2-running-on-raspberry-pi?start=246#44221
[10:52:42] <CaptHindsight> First result with Xenomai in A10 All Winner
[10:53:31] <CaptHindsight> <16uS latency on the A10
[10:53:38] <CaptHindsight> with xenomai
[11:00:01] <pcw_home> Seems a bit optimistic but maybe...
[11:01:27] <CaptHindsight> that was with 100 us period, priority 99
[11:01:55] <CaptHindsight> Linux cubie 3.4.12-xenomai
[11:02:53] <pcw_home> wonder is it was idle or really tested with multiple processes
[11:03:27] <CaptHindsight> it's funny how all these different people work on projects like this without sharing info or knowing about entire groups with all the code sitting in a Git sever :)
[11:03:45] <pcw_home> Ships in the night
[11:04:16] <CaptHindsight> there's a big sunxi group that allwinner actually shares their source with
[11:06:13] <CaptHindsight> the work above is by grabbing the RPi work and forcing it onto an allwinner
[11:07:17] <awallin> someone posted A10 results on the olimex forum also..
[11:07:30] <CaptHindsight> heh
[11:07:58] <CaptHindsight> awallin: from about a year or two ago or just recently?
[11:08:32] <awallin> yeah 6+ months ago at least. maybe that was you? :)
[11:09:05] <CaptHindsight> awallin: it was one of the xenomai core devs
[11:09:23] <CaptHindsight> or someone that used his port
[11:10:51] <CaptHindsight> it looks like someone found a tablet using the A13 that has access to the SPI pins via a camera module
[11:12:16] <pcw_home> A13 is QFP so you can tack wires on any pin
[11:13:41] <CaptHindsight> a few years ago I though that all ARM tablets would include a PCIe conn
[11:14:16] <pcw_home> probably too much power/cost
[11:14:43] <CaptHindsight> I was wrong :( they also went closed and controlled with the bootloaders vs just using u-boot or coreboot
[11:14:58] <pcw_home> only embedded and PC chips seem to have PCIE
[11:15:30] <CaptHindsight> some of the imx6 boards have them but they decided on $200es for the board vs <$100
[11:15:58] <CaptHindsight> also some samsung cortex ax boards
[11:16:05] <pcw_home> Yeah you dont own the tablet its just a platform to run spyware
[11:16:16] <CaptHindsight> exactly
[11:17:48] <tjtr33> CaptHindsight, is this what you tested on an A10? https://github.com/linux-sunxi/linux-sunxi
[11:18:55] <CaptHindsight> tjtr33: memleak is working on a clean port of RTAI and Gentoo for the A20
[11:19:10] <CaptHindsight> but yeah we have used that and it works
[11:19:44] <tjtr33> hmm is my cubieboard an A10 or A20... dang its up n Spring Grove :(
[11:20:13] <CaptHindsight> tjtr33: it's just that the ISO's for the supposed distros for the allwinner devices are all messy and broken
[11:20:42] <tjtr33> is memleak a Chicago-an?
[11:20:45] <CaptHindsight> tjtr33: how old is it? cubieboard was a10 and the cubieboard2 is the a20
[11:20:59] <tjtr33> early adopter :(
[11:21:00] <CaptHindsight> yeah, he's in the next room :)
[11:21:19] <tjtr33> hiya hiya, thx for all the work!
[11:21:47] <CaptHindsight> tjtr33: he did all the RTAI updates to the new kernels with Shabbyx
[11:22:46] <CaptHindsight> qingpei in the -devel channel knows Tom Cubie
[11:23:54] <tjtr33> hey i hope you had good luck in your presentation
[11:26:12] <CaptHindsight> I had a 2 axis stage, cnc and pneumatic controller in my carry on with several feet of cables, tubing etc
[11:26:51] <CaptHindsight> was only bag checked at O'hare
[11:29:11] <CaptHindsight> I'm not sure what the carry on weight limit is but I don't recall any scales were used
[11:30:52] <CaptHindsight> pcw_home: http://boundarydevices.com/products/sabre-lite-imx6-sbc/ with PCIe http://boundarydevices.com/products/nit6x_pcie/ but it's ~$250 for everything
[11:37:27] <CaptHindsight> so a mini-mill in a carry on bag is apparently fine
[11:38:51] <pcw_home> The wandboards seem to have PCIE (its in the schematics anyway)
[11:39:59] <CaptHindsight> I never ordered one, they seem to use the same layout for all versions but only stuff extra parts
[11:41:24] <pcw_home> the EDM spec has PCIE also so its sort of expected
[11:41:42] <CaptHindsight> ah, I see the pinout for the EDM now
[11:42:15] <pcw_home> (I expect some Baytrail EDMs soon if not already here)
[11:42:47] <CaptHindsight> maybe A80 EDM as well
[11:43:59] <pcw_home> Whats the A80 like? is the the big/little 8 core from AllWinner?
[11:44:06] <pcw_home> that the
[11:44:15] <CaptHindsight> I picked up an Intel Galileo but I haven't had time to touch it
[11:44:47] <CaptHindsight> http://liliputing.com/2014/02/meet-allwinner-ultraocta-a80-processor.html
[11:46:09] <pcw_home> Ouch! PowerVR :-(
[11:46:10] <pcw_home> I just bought a J1800 Mini ITX MB but it wont boot ubuntu (well I need to try 14.04)
[11:46:29] <CaptHindsight> most of the consumers in China don't really know what they are buying, they pretty much just follow brands or just buy what they can afford
[11:47:04] <CaptHindsight> Allwinner is capturing the majority of the tablets in China for the second group
[11:47:17] <CaptHindsight> so all their parts end up ~$6ea
[11:48:04] <CaptHindsight> pcw_home: yeah, the hardware is too new
[11:51:36] <pcw_home> Supposedly 3.14 kernels have Baytrail support so Ill try that when I get around to it
[11:52:39] <CaptHindsight> pcw_home: try sebs debs, he has 3.4 RTAI packaged for 12.04
[11:53:17] <CaptHindsight> not usre if 3.4 included that support of if it was skipper for some reason
[11:53:27] <CaptHindsight> usre/sure
[11:54:28] <pcw_home> I will (but I dont think that will work on baytrail)
[11:54:30] <pcw_home> It could also be some UEFI issue, the baytrail tablets are weird (32 bit UEFI on 64 bit processor)
[11:55:39] <pcw_home> Not sure if the MiniITX boards have the same UEFI as the Tablets but I wouls guess they do
[11:56:43] <CaptHindsight> the way it used to work was that you would license a BIOS toolkit and the source
[11:57:20] <CaptHindsight> you would rarely ever touch source, you would just check boxes with wanted/unwated feature and it would spit out a blob on the other end
[11:59:06] <CaptHindsight> so the UEFI in a tablet vs PC is from the same source but what features are ON/OFF is likely different
[11:59:55] <CaptHindsight> http://www.linuxcnc.org/index.php/english/forum/10-advanced-configuration/20874-linuxcnc--robot-operating-system--opencv#20874
[12:00:20] <CaptHindsight> interesting that they got all the pieces working together with RTAI and Lnuxcnc
[12:01:03] <CaptHindsight> but no news in 1.5+ years
[12:06:04] <IchGuckLive> hi all B)
[12:07:03] <pcw_home> thats funny the forum search seems slightly amnesic
[12:07:06] <IchGuckLive> what a night in rio carnaval Rain all over like a monsune http://glo.bo/1mQrW3S and lots of naked girls
[12:26:52] <IchGuckLive> ok im off bye
[12:45:44] <CaptHindsight> some on the ML mentioned 12K rpm R8 spindles on flebay, I don't see any
[12:51:36] <CaptHindsight> lots or ERxx vs R8 however
[12:51:46] <CaptHindsight> or/of
[13:22:49] <PetefromTn_> Afternoon..
[14:03:54] <Loetmichel> *HMMM* drawing done... now i just have to mill a few... :-) -> http://www.cyrom.org/palbum/main.php?g2_itemId=14712&g2_imageViewsIndex=1 (for *.pdf link "dokument... herunterladen")
[14:20:05] <zeeshan> FINALLY
[14:20:12] <zeeshan> it mixes!
[14:20:15] <zeeshan> http://i.imgur.com/HPuDe5N.png
[14:20:21] <zeeshan> to the right temp
[14:30:15] <archivist> are the directing "paddles" insulating
[14:31:24] <zeeshan> thats a duct
[14:31:33] <zeeshan> they're just 1.5mm welded plate at angles
[14:31:36] <zeeshan> within the duct
[14:32:05] <zeeshan> i had to add another one to get better mixing
[14:33:11] <archivist> I am thinking those plates will conduct heat so the temperature distribution will be different
[14:33:35] <archivist> may be better
[14:33:45] <zeeshan> good point
[14:33:49] <zeeshan> i'm just modeling them as insulating
[14:34:03] <zeeshan> so i can focus on geometry only
[14:34:41] <archivist> the outer walls will make it worse
[14:35:01] <zeeshan> the goal of this assignment is mixing enhancement
[14:35:16] <zeeshan> you have one inlet at 50C
[14:35:20] <zeeshan> and the other at 500C
[14:35:23] <archivist> or better if highly heat conductive cuddled in insulation
[14:35:33] <zeeshan> you want the exit to be 200C at any point aling the exit surface
[14:35:51] <zeeshan> thermodynamics says you can hit a theoretical temperature of 186C so i know its possible
[14:36:38] <zeeshan> since the cnc computers arent running anything
[14:36:55] <zeeshan> im using this computer and those 2 computers to solve the simulation
[14:36:58] <zeeshan> even then it takes 5 minutes
[14:37:04] <archivist> adjust flow of one port to adjust temperature, I would have thought any temp can be set
[14:37:10] <zeeshan> without parallel computing, it was taking 1hour
[14:37:10] <zeeshan> =[
[14:37:31] <zeeshan> archivist: given the condition that both inlets are at 5m/s
[14:38:00] <zeeshan> otherwise i woulda just made the cold inlet (the angled one) run at double the mass flow rate
[14:38:00] <zeeshan> eheh
[14:39:19] <archivist> use round pipe with an offset port to get one to impart spin in the other for a better mix
[14:39:53] <zeeshan> like this:
[14:41:12] <zeeshan> http://i.imgur.com/JnuEjbl.png
[14:41:23] <zeeshan> i was still getting a large temperature variatio nat the exit
[14:42:22] <archivist> show that in 3d
[14:42:22] <awallin> zeeshan: what program is that?
[14:42:41] <zeeshan> archivist: its a rectangular duct
[14:42:43] <zeeshan> and 2d flow
[14:42:50] <zeeshan> awallin: ansys cfx
[14:43:44] <archivist> if the side duct is to one side it will impart spin
[14:44:07] <zeeshan> unforunately the duct geometry is constant
[14:44:07] <zeeshan> :{
[14:44:15] <zeeshan> cause of the building it goes in
[14:46:30] <CHNCguy> hey guys, ;) i get crappy internet on the weekend.
[14:47:00] <CHNCguy> question tho, if i am running a 7i77 card, how does one hook up a spindle vfd to it? Along with encoder for speed and rigid tapping
[14:47:13] <CHNCguy> I dont see any spinena pins in the manual
[14:48:46] <awallin> this describes the linuxcnc side http://linuxcnc.org/docs/2.5/html/examples/spindle.html
[14:49:06] <awallin> on the 7i77 you would just use free GPIO pins for example
[14:49:17] <awallin> depending on how you are steering the vfd
[14:49:43] <CHNCguy> i figured as much, Well i would use 0-10vdc for speed and simple relay for fwd and rev
[14:50:20] <zeeshan> why would you use the 7i77 to control your vfd
[14:50:23] <zeeshan> when you have modbus
[14:50:23] <zeeshan> :D
[14:50:38] <zeeshan> what vfd btw
[14:50:49] <CHNCguy> im new at linuxcnc, whatever is easier is my gameplan
[14:50:55] <CHNCguy> fanuc
[14:51:04] <zeeshan> model?
[14:51:17] <zeeshan> easiest would be 7i77
[14:51:25] <zeeshan> since its just wiring
[14:51:43] <zeeshan> with modbus you could do alot more though
[14:51:43] <zeeshan> :P
[14:51:56] <CHNCguy> got a link for info on modbus?
[14:51:58] <awallin> I steered one VFD with a pulse-train output with variable frequency (fpga stepgen) + some GPIO pins for start/stop fqd/reverse
[14:52:03] <CHNCguy> thanks for the link awallin
[14:53:05] <CHNCguy> i am not sure as to the details on what the drive wants, but most likely 0-10v for speed, and a terminal grounded for fwd or rev
[14:53:19] <CHNCguy> what about the encoder though? wire is to one of the 6?
[14:53:41] <pcw_home> fanuc encoder?
[14:53:54] <awallin> yes any encoder input on the 7i77 will do, just hook up in HAL to motion
[14:54:21] <CHNCguy> ok
[14:54:26] <CHNCguy> yes fanuc encoder
[14:54:37] <CHNCguy> for spindle speed and such
[14:54:39] <awallin> provided the encoder is a standard a/b/z type...
[14:54:39] <pcw_home> is it quadrature?
[14:54:52] <CHNCguy> i am retofitting a moriseiki mv35
[14:54:54] <CHNCguy> yes
[14:55:30] <pcw_home> those are differential so you will use all 8 pins on the 7I77 encoder interface
[14:56:32] <CHNCguy> so heres an interesting questions
[14:56:35] <CHNCguy> question
[14:56:41] <CHNCguy> how about the tool changer?
[14:56:47] <CHNCguy> the spindle needs to index
[14:56:58] <PetefromTn_> Ooh nice an MV35...WELCOME MAN!!
[14:57:09] <CHNCguy> ;)
[14:57:54] <PetefromTn_> I am doing a Cincinatti Arrow 500 VMC... still working on the toolchanger tho..
[14:58:42] <CHNCguy> I got a buddy that wants to give my a milacron 750, but I have only done some simple tool changers, but the mori seiki has a lot of logic with the tool changer
[14:59:05] <PetefromTn_> Yeah I can see that.. Sweet changer tho vertical rotary.
[14:59:23] <PetefromTn_> The milacron 750 does it have 30x20 travels?
[15:00:03] <CHNCguy> like first spindle stop, goto zXXX then index, then change to the tool, then swing tool down, then push tool piston out, then swing 180, then drop down, then swing 180 again, then 90, then retract, then lift tool back in caroussel
[15:00:08] <CHNCguy> yes it does
[15:00:35] <CHNCguy> I think 24" y, I am not really sure
[15:00:38] <pcw_home> CHNCguy: Fanuc drives? (hope they are A06B-6057 or earlier)
[15:00:44] <PetefromTn_> Damn that IS a lot of steps... I just have the standard rotary umbrella 20 tool...
[15:00:54] <awallin> there's classicladder, but maybe that's just for old-timers now - perhaps there's a simpler way to program state-machines in HAL now...
[15:00:59] <CHNCguy> ya, i don't even know where to start LOL
[15:01:10] <PetefromTn_> REALLY? My arrow 500 is 20x20 which is kinda nice for such a small machine overall..
[15:01:26] <CHNCguy> not sure of the spindle drive, but what if they are later than the 6057?
[15:01:57] <PetefromTn_> IS your spindle a DC servomotor?
[15:02:00] <CHNCguy> ya but the machine weighs like 8k and its gonna be a B to get in my shop if I drive down and pick it up
[15:02:09] <CHNCguy> ac spindle
[15:02:10] <pcw_home> 6057 and earlier are analog 6058 and later are digital
[15:02:18] <PetefromTn_> That's actually kinda light my arrow 500 is 7k..
[15:03:13] <CHNCguy> i may be wrong, maybe its 9k
[15:03:24] <PetefromTn_> for the milacron or the mori?
[15:03:47] <CHNCguy> the milacron 750
[15:03:55] <PetefromTn_> where are you located?
[15:04:00] <CHNCguy> wait, what..,.LOL
[15:04:07] <CHNCguy> im in Florida
[15:04:18] <PetefromTn_> Oh man I am jealous..
[15:04:29] <PetefromTn_> trying to sell my house now to move BACK to Florida.
[15:04:36] <PetefromTn_> Used to live in PSL area...
[15:04:47] <CHNCguy> lol its nice down here ;), where u at?
[15:04:47] <CHNCguy> PSL? Im in pensacola area
[15:05:07] <PetefromTn_> yeah Port Saint Lucie... Central southern east coast...
[15:05:21] <CHNCguy> nice place ;)
[15:05:36] <PetefromTn_> yeah so it pensacola at least what I remember of it.
[15:05:48] <CHNCguy> yes its nice ;)
[15:05:57] <PetefromTn_> SO you say you have built a few machines before then?
[15:06:14] <CHNCguy> well quite a bit, but not with linuxcnc
[15:06:25] <CHNCguy> mostly with fanuc, mach3, and centroid
[15:06:26] <PetefromTn_> all commercial machines?
[15:06:41] <CHNCguy> all but 3 were large industrial machines
[15:07:04] <CHNCguy> i have done about 20+ retrofits with various controls, linux is totally new for me ;)
[15:07:11] <PetefromTn_> did you put mach3 control on industrial machines?
[15:07:28] <CHNCguy> on 2 cnc 5x10 routers yes
[15:07:32] <CHNCguy> with toolchangers
[15:07:49] <CHNCguy> and a lathe, but mach 3 for lathe is garbage
[15:08:27] <PetefromTn_> well it certainly sounds like you should have no trouble here with it then.
[15:08:27] <CHNCguy> see everything is kinda backwards with linux, but its free, and very customizable, so this is why I am trying to learn it for my next machines
[15:08:49] <PetefromTn_> I am biased to be sure but linuxCNC so far is WAY better than Mach3...
[15:09:04] <CHNCguy> ohh absolutely better, harder to setup too LOL
[15:09:10] <PetefromTn_> yeah a bit..
[15:09:24] <CHNCguy> how many machines have u retrofitted?
[15:10:10] <CHNCguy> I am currently finishing up my 2 CHNC lathes
[15:10:11] <PetefromTn_> two, I built an RF45 Chinese bedmill into a CNC mill and then sold it to purchase this VMC.. It is currently running and making parts but need spindle feedback to get the toolchanger working.
[15:10:18] <zeeshan> PetefromTn_:
[15:10:23] <zeeshan> how much did you end up selling it for?
[15:10:23] <zeeshan> ;p
[15:10:40] <PetefromTn_> I sold it for like $6k with tooling...
[15:10:47] <zeeshan> someone got a good deal
[15:10:48] <zeeshan> ;P
[15:10:51] <PetefromTn_> yup.
[15:11:07] <zeeshan> how about your vmc?
[15:11:08] <PetefromTn_> It actually worked okay once I got the bugs out of it and I refinished the whole damn machine...
[15:11:19] <PetefromTn_> how about it?
[15:11:24] <zeeshan> how much did you get it for
[15:11:27] <zeeshan> i'm looking for vmcs
[15:11:28] <PetefromTn_> I stole it...
[15:11:32] <CHNCguy> lol
[15:11:34] <zeeshan> and for some reason i think i can get one for $5k
[15:11:40] <zeeshan> but i cant find any near by.
[15:11:41] <CHNCguy> put it in your pocket and ran LOL
[15:11:45] <PetefromTn_> I paid a LOT less than $5k for it..
[15:11:49] <zeeshan> damn dude
[15:11:52] <zeeshan> find me one
[15:11:57] <zeeshan> and bring it up to canada
[15:11:58] <CHNCguy> ya I can get that 750 for 2k
[15:11:59] <zeeshan> comission!
[15:11:59] <PetefromTn_> I told you they are everywhere...
[15:11:59] <zeeshan> :P
[15:12:10] <CHNCguy> free if I retro fit a machine for him
[15:12:14] <PetefromTn_> nobody wants a vmc that does not run...
[15:12:20] <zeeshan> CHNCguy: please sell me one?
[15:12:21] <zeeshan> :)
[15:12:31] <zeeshan> if i can get one for under 5k
[15:12:35] <zeeshan> shipped to my place
[15:12:38] <zeeshan> ill buy one!
[15:12:40] <CHNCguy> lol the control is dead, ya gotta retro it
[15:12:43] <zeeshan> and get rid of the mill.
[15:12:48] <zeeshan> thats fine.
[15:13:03] <zeeshan> i really want cat40 tooling
[15:13:06] <zeeshan> and not r8 bs.
[15:13:17] <zeeshan> ive been looking on kijiji
[15:13:19] <zeeshan> but nothing so far. :)
[15:13:21] <CHNCguy> ill make a phone call monday, but shipping gonna be expensive to canada right?
[15:13:24] <PetefromTn_> my control actually worked when I got it but I wound up gutting.. everything and selling the parts..
[15:13:42] <zeeshan> CHNCguy: yea.
[15:13:45] <zeeshan> thats the bummer.
[15:13:50] <zeeshan> im assuming at least 1500 in shipping
[15:13:58] <CHNCguy> at least.....
[15:14:07] <zeeshan> its a 6500lb machine
[15:14:14] <CHNCguy> not the 750
[15:14:14] <PetefromTn_> to Canada from Florida more like $3500
[15:14:21] <zeeshan> how much does the 750 weigh?
[15:14:26] <andypugh> BT30 seems OK to me. The drive dogs do the work.
[15:14:29] <CHNCguy> its bigger than the 500
[15:14:35] <andypugh> Cheaper than 40 taper too.
[15:14:39] <zeeshan> oh.
[15:14:41] <zeeshan> i can'
[15:14:46] <zeeshan> i can't fit that in my garage :P
[15:14:50] <zeeshan> i need something like the 500.
[15:14:59] <CHNCguy> well the 750 has more travel
[15:15:07] <CHNCguy> and it weighs 7300lbs
[15:15:08] <zeeshan> yea, but im limited by floor space
[15:15:23] <CHNCguy> i know how that feels LOL
[15:15:28] <zeeshan> hehe
[15:15:47] <zeeshan> i'll keep looking locally. =/
[15:15:49] <PetefromTn_> That Mori looks like a sweet machine but hard parts are STUPID expensive for them.
[15:15:49] <andypugh> Actually, my machine was 30 INT, then I fitted a pull-stud drawbar so it became BT30, then I got a bunch of SK30 tooling, so shortened one drive dog. So I am not sure what taper it really is now :-)
[15:16:00] <zeeshan> andypugh: what machine?
[15:16:08] <andypugh> Little toy Harrison.
[15:17:46] <CHNCguy> ya u can by the mv35 for like 7k on ebay
[15:18:23] <andypugh> zeeshan: This one, https://www.youtube.com/watch?v=X0celdfZmkA Probably not really relevant to the conversation I jumped in to.
[15:18:53] <zeeshan> i have a first manual mill like that
[15:19:08] <zeeshan> but it has an r8 spindle
[15:19:19] <zeeshan> there is a nt30 and nt40 spindle avaiable
[15:19:20] <andypugh> R8 is just wrong. :-)
[15:19:23] <zeeshan> for $300
[15:19:29] <zeeshan> but i've never done a spindle change before.
[15:19:59] <zeeshan> if i can find a vmc for 5k, i can save myself from doing all the ball screw conversion, spindle conversion
[15:20:09] <zeeshan> and just focus on the control
[15:20:25] <zeeshan> does the knee have a ball screw?
[15:20:28] <PetefromTn_> zeeshan Believe me it is SO much easier to do the retrofit on a machine that is ALREAY cnc..
[15:20:42] <zeeshan> PetefromTn_: i believe you!
[15:21:03] <zeeshan> hopefully a good deal pops up by the time im finished converting the lathe
[15:21:09] <zeeshan> and ready to convert the mill
[15:21:21] <PetefromTn_> When I did my RF45 I had to machine ballscrews, design and build mounts, figure out all sorts of shit that was very time consuming.
[15:21:24] <CHNCguy> i agree PETE!
[15:21:35] <zeeshan> PetefromTn_: its not that bad though :P
[15:21:52] <PetefromTn_> It is just not worth it unless it is completely just for the experience of it...hobby style...
[15:22:03] <zeeshan> for me its hobby
[15:22:05] <zeeshan> but i'm also lazy.
[15:22:10] <zeeshan> so if i can avoid work, i will :)
[15:22:15] <PetefromTn_> Yeah it is actually.. It is a LOT more work than most would admit.
[15:22:29] <zeeshan> then again i put a v8 in my rx7
[15:22:33] <PetefromTn_> If it is just for a hobby then go ahead and retrofit your mill you have..
[15:22:33] <zeeshan> and built a twin turbo kit for it
[15:22:34] <jdh> but, it is so satisfying
[15:22:41] <zeeshan> so i have the patience and i like the satification
[15:22:45] <zeeshan> jdh stole my words
[15:22:46] <zeeshan> ;[
[15:23:03] <jdh> or failing that, it is cheap
[15:23:16] <zeeshan> i dunno if its cheaper to be honest
[15:23:42] <PetefromTn_> I agree like I said if it is just for hobby then there is a LOT of satisfaction in it. But if you want to make parts sooner, MUCH sooner then don't
[15:23:57] <jdh> my only parts are more parts for CNC stuff
[15:24:08] <zeeshan> http://i130.photobucket.com/albums/p252/turbozee84/B8AC3471-FC10-4F27-8F5A-BC4946A299CB-3548-00000355621CF915_zpsd2470da0.jpg
[15:24:18] <zeeshan> ^ that was a couple days of fabrication
[15:24:25] <zeeshan> it was satifying when it was done|!
[15:24:51] <zeeshan> jdh: any progress on the lathe?
[15:24:59] <PetefromTn_> Nice I quite enjoy tig welding...
[15:25:02] <zeeshan> i got my motor finally in and v-belts sized
[15:25:16] <jdh> nothing. I'm waiting for it to warm up
[15:25:18] <zeeshan> pete there's more fine details in there!
[15:25:20] <zeeshan> http://i130.photobucket.com/albums/p252/turbozee84/99F44FD5-03DE-4F36-8030-8772145FB47C-3548-0000035FB9BD8293_zps09360516.jpg
[15:25:23] <zeeshan> like the beds at the end of the pipes
[15:25:40] <PetefromTn_> v band?
[15:25:50] <jdh> so, what about milling out the cross slide all the way through and mounting the ballnut on the far side?
[15:25:50] <zeeshan> yea so they dont slip
[15:26:11] <zeeshan> jdh: thats what im doing
[15:26:13] <PetefromTn_> yeah I made some for a guy awhile back..
[15:26:25] <zeeshan> http://i130.photobucket.com/albums/p252/turbozee84/3632168C-617D-4DEA-942A-090027FAA9B5-3548-0000035FE1D14591_zps9ea886f5.jpg
[15:26:31] <zeeshan> thats my contraption to bead roll
[15:26:42] <zeeshan> 1hp motor into 60:1 speed reducer to chain drive
[15:26:56] <jdh> I'd like a new slide that was about an inch or so taller. Plenty of room for a ballnut then
[15:26:57] <zeeshan> potentiometer foot controller to control vfd
[15:27:40] <PetefromTn_> zeeshan Apparently Connor was able to compile the modbus code stuff so we are gonna be trying it out on my machine here when he gets a minute.
[15:27:52] <zeeshan> NICE
[15:28:00] <PetefromTn_> I got the RS232-RS485 adapter here now trying to get a cable made up..
[15:28:24] <zeeshan> for you you'll do db9
[15:28:32] <zeeshan> to a bunch of straight wires going into the screw terminals right?
[15:29:04] <zeeshan> PetefromTn_: is he over?
[15:29:27] <PetefromTn_> yeah either that or use the little breakout board that came with it and just do a multi conductor wire of some sort. You said it was differential so not necessary for shielding.
[15:29:41] <PetefromTn_> No Connor is not here now.
[15:29:55] <zeeshan> yea you can do that
[15:29:59] <zeeshan> i forgot about the little board
[15:30:10] <PetefromTn_> I made his Rotab to 3 jaw chuck adapter earlier this week and he has to get some time to come by and pick it up.
[15:30:11] <zeeshan> you just need 3 wires =D
[15:32:18] <PetefromTn_> CHNCguy Hey man what do you think of the CHNC machines?
[15:32:32] <PetefromTn_> Are they a good lathe for general stuff or too small?
[15:36:44] <PetefromTn_> BBL
[15:37:51] <CHNCguy> h
[15:37:56] <CHNCguy> they are pretty good
[15:38:13] <CHNCguy> still dont have the electronics on them yet, but they will split a tenth all day long :)
[15:38:52] <CHNCguy> u can get one pretty cheap these days if the control is shot...
[15:45:55] <PetefromTn_> I was considering one do you have a chuck on any of them like say a 6" six jaw?
[15:48:10] <CHNCguy> mine are collets, but is an a6 spindle so you can get one and put it one
[15:48:11] <CHNCguy> on*
[15:48:50] <PetefromTn_> a6.. is that large enough to support a heavier chuck like an 8" do yo think?
[15:49:13] <PetefromTn_> you.
[15:55:20] <PetefromTn_> zeeshan Hey man how is your lathe VFD running so far on the modbus? Any problems or concerns?
[16:08:22] <CHNCguy> hey pete, sorry my internet is a little iffy on the weekend
[16:08:40] <CHNCguy> but my through bore is 1 7/8
[16:09:01] <CHNCguy> its a pretty rugged machine
[16:12:00] <andypugh> PetefromTn_: I think A6 is fairly big.
[16:12:48] <andypugh> 6.5" OD and a 4" spigot.
[16:16:32] <andypugh> Spindle nose details: http://www.lathes.co.uk/latheparts/page8.html
[16:18:32] <CHNCguy> im not sure than LOL
[16:22:22] <Deejay> gn8
[16:34:07] <CHNCguy> see ya guys
[16:45:21] <marmite_> https://dl.dropboxusercontent.com/u/15996745/Photo%202014-03-01%2023%2022%2043.jpg yaay
[16:45:31] <marmite_> my dremel cnc is up and running
[16:55:40] <andypugh> Great
[17:15:40] <humble_sea_bass> i want a long lathe for making pool cues, but anything beyond a bench top and I'm pretty sure my wife will leave
[17:17:46] <andypugh> Happened to a friend the other week.
[17:18:22] <humble_sea_bass> it is always happening. there is no justice in this world
[17:18:25] <andypugh> I think he is a bit put-out, but looking forward to being able to pursue hobbies full-time.
[17:19:01] <humble_sea_bass> my father in law is on his 5th wife if I am not mistaken
[17:19:13] <humble_sea_bass> machinist born and bred
[17:19:29] <andypugh> I think pool-cues would be interesting, I would guess you need an active support roller.
[17:19:59] <andypugh> 5? I am still waiting for the first.
[17:21:40] <humble_sea_bass> most pool cues nowdays are joined at the middle so you only really need 30" of stock at a time
[18:13:24] <andypugh> cromwell.co.uk seems to be down. That's odd
[18:13:39] <tjtr33> deco cue (tm) tapering attachments, but look at the fly rod work done with linuxcnc
[18:13:40] <tjtr33> http://classicflyrodforum.com/forum/viewtopic.php?f=66&t=22360&start=60 http://farm5.static.flickr.com/4003/4591724500_d72791ffc4.jpg
[18:13:58] <tjtr33> andypugh, down here too
[18:15:43] <andypugh> I wonder if they have gone bust?
[18:16:00] <andypugh> I wonder where I can buy silver solder on a sunday?
[18:16:11] <humble_sea_bass> RADIOSHACK
[18:16:18] <andypugh> in the UK
[18:16:18] <humble_sea_bass> wait no
[18:16:34] <humble_sea_bass> no idea
[18:17:03] <tjtr33> andypugh, same? https://www.cromwell-industrial.co.uk/international/
[18:17:17] <andypugh> Same company, but useless website
[18:40:26] <morfic-> good evening
[18:45:53] <morfic-> can i use Vbe(ON) in place of Vbe(sat) to calculate my resistor size for this transistor, my knowledge is wobbly at best, so the data sheet lacking Vbe(sat) has me wonder there.
[18:46:54] <andypugh> Your knowledge seems better than mine, I don't know what any of those mean. I thought transistors were all current-controlled.
[18:47:20] <morfic-> indeed
[18:47:42] <morfic-> but without knowing the voltage i can't calculate the ohm needed to get said current
[18:48:30] <morfic-> I'm just gonna go pretending the answer is Vbe(ON) and (sat) are the same and watch for smoke
[18:58:18] <andypugh> I would guess that "on" was less than "sat"
[19:00:12] <morfic-> so worst case i'm calculating with too high a voltage and the resistor will be too large and no smoke will happen
[19:08:45] <morfic-> kuhl
[19:10:06] <morfic-> now i just need a better voltage
[19:11:52] <zeeshan> hey all
[19:11:56] <zeeshan> has anyone done some home renovation here?
[19:12:17] <humble_sea_bass> me
[19:12:29] <zeeshan> is there an easy way to find whether a wall a is load bearing?
[19:12:34] <zeeshan> i have a wall that divides two rooms
[19:12:40] <zeeshan> i want to get rid of the wall so the room is one big one
[19:12:45] <humble_sea_bass> is your house wood?
[19:12:53] <zeeshan> yes
[19:12:59] <zeeshan> typical stud type
[19:13:05] <zeeshan> i believe the studs are 16" apart.
[19:13:17] <humble_sea_bass> can you see into the joists?
[19:13:36] <zeeshan> unfrotunately not
[19:13:48] <zeeshan> i'd have to pull the dry wall off
[19:13:59] <tjtr33> Vbe on vs sat maybe this advise will help http://www.physicsforums.com/showthread.php?t=478127
[19:14:08] <Jymmm> look in the attic
[19:14:19] <humble_sea_bass> how wide is your house
[19:14:30] <zeeshan> sorry to be ignorant
[19:14:39] <zeeshan> but by width which dimension are you talking about
[19:14:44] <zeeshan> along the same axis as the driveway
[19:14:49] <zeeshan> or perpendicular to the driveway
[19:15:55] <humble_sea_bass> more often than not. joist run left to right on a house
[19:16:08] <zeeshan> i can peak into the attic..
[19:16:11] <zeeshan> if there is nothing above the room
[19:16:16] <zeeshan> then that means its not load bearing?
[19:16:48] <humble_sea_bass> no man. if the wall is sitting smack dab in the middle of your home's width, then odds are it is
[19:17:00] <zeeshan> lemme take some pics.
[19:18:16] <zeeshan> the house 5 years old if that helps
[19:18:20] <zeeshan> uploading the pics
[19:25:06] <zeeshan> http://i130.photobucket.com/albums/p252/turbozee84/5922977C-9D6C-4BC8-80C1-27C7739A515A_zpsqzrcxmnn.jpg
[19:25:10] <zeeshan> http://i130.photobucket.com/albums/p252/turbozee84/62511E0C-3BA1-4E4D-997F-632BC08CF70C_zpswj22iozh.jpg
[19:25:13] <zeeshan> this is the wall i want to take out
[19:25:17] <zeeshan> the one separating the two rooms
[19:26:47] <humble_sea_bass> you can't tell anything from this. you need to see the stud config in relation to the joists above
[19:27:04] <zeeshan> i can make a hole in the wall
[19:27:04] <zeeshan> lol
[19:27:14] <zeeshan> say it is load bearing
[19:27:31] <zeeshan> can i still remove the wall partition
[19:27:35] <zeeshan> by making use of a header|
[19:27:42] <zeeshan> (if its load bearing im going to hire someone)
[19:27:48] <zeeshan> if its not load bearing ill do the work myself
[19:29:43] <humble_sea_bass> it probably is
[20:06:48] <zeeshan> humble_sea_bass: you there?
[20:06:49] <zeeshan> :)
[20:07:24] <zeeshan> i went into the attic
[20:07:35] <zeeshan> the frame looks like this
[20:07:41] <zeeshan> http://www.inspectionlibrary.com/images/truss.gif
[20:07:43] <zeeshan> a howe truss
[20:11:02] <humble_sea_bass> you may be ok then
[20:11:27] <humble_sea_bass> that wall isn't sitting under the middle plate righjt
[20:14:59] <zeeshan> no
[20:15:07] <zeeshan> pretty damn sure its not
[20:15:30] <zeeshan> i mean the whole point of a truss structural is to distribute the weight to the ends
[20:19:03] <archivist> wall may be a shear member in the vertical plane for wind load
[20:31:21] <humble_sea_bass> if there is doubt, add top plate with supports at the ends, you;ll be happy with a bigger room and you have peace of mind
[20:32:24] <humble_sea_bass> http://www.thevennumhouse.com/wp-content/uploads/2011/10/header.jpg
[20:33:10] <morfic-> cool, no smoke, outputs work, just need to connect more stuff and look at "off"
[20:33:33] <zeeshan> hunmber
[20:33:41] <zeeshan> humble_sea_bass: so basically a header
[20:33:46] <zeeshan> makes sense. :)
[20:33:53] <humble_sea_bass> yeap
[20:34:26] <morfic-> i think that header looks more comforting than "it'll be aight
[20:34:43] <tjtr33> 1790 page pdf! just wanted to see if starch based foam had been extruded http://wiki.labomedia.org/images/a/a5/A_History_of_RepRap_Development.pdf
[20:34:52] <humble_sea_bass> worst case scenario with a good header you have a spot to hang a pullup bar and/or sex swing
[20:35:16] <zeeshan> LOL