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Messages - Zero Cool

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31
General Mach Discussion / Re: 500 line test designs??
« on: May 01, 2011, 07:51:53 AM »
Rich i ABSOLUTELY will be purchasing mach! however im not ready yet. My mill is an old industrial X-Y arm that i am rebuilding into a mill. At the moment i don't know if it has the resolution or accuracy to even work! if you look at the video you can see it is crudely mounted to an old tabletop! LOL! it needs a LOT of work yet!

 I have built a new motor controller and I am still working the bugs out of it and learning how to use mach. i am not a machinist. I am an electronics tech so ALL of this is new to me. getting the mill to even move was a big step and then trying to figure out the machine co-ordinates and work offset took me watching the video 3-4 times and playing with the mill a bit and i am still having some troubles but once i got to stay within the lines and not hit the limit switches i was pretty excited. I wanted to see what it was actually doing. but with only 500 lines of the roadrunner it doesn't really look like anything. just some squiggles on the paper. SO i thought i would ask if there was a simple design that i could run for test.

32
General Mach Discussion / Re: 500 line test designs??
« on: May 01, 2011, 07:07:19 AM »
COOL!

33
General Mach Discussion / Re: 500 line test designs??
« on: May 01, 2011, 07:03:25 AM »
yeah sure! I can take a video of it! In the meantime here is a vid of it cutting 500 lines of the roadrunner program:

http://www.youtube.com/watch?v=f07RIgyjpIc

34
General Mach Discussion / Re: 500 line test designs??
« on: May 01, 2011, 06:56:22 AM »
Oh yeah P.S. FYI for those that are wondering WHY 500 lines. the free/Demo version of mach will only run 500 lines. which is enough to get a machine working and try out the software etc.

35
General Mach Discussion / Re: 500 line test designs??
« on: May 01, 2011, 06:52:59 AM »
Thanks i will try the heart design. I wonder how many lines a Smiley face would take? one round circle, 2 smaller circles and a curved line??



 At the moment I am not ready to cut.  what i did was cut a stub of a pencil down and drilled out the back side of it and spring loaded it on a dremel bit. that way i can mount it in my machine in place of a cutting bit (with the spindle off). I tape a piece of paper to the mill table. and have it DRAW the design. it's pretty crude but it works well enough to see that the machine is actually moving the way it should and that it runs within the machines limits etc.

 

36
General Mach Discussion / 500 line test designs??
« on: April 30, 2011, 07:48:47 PM »
are there any places to download test designs for Mach that are under 500 lines?? I have my mill running the roadrunner program and it looks good so far  but it would be nice to have some test designs that will run complete. maybe some kind of pattern or something??

37
General Mach Discussion / Re: PWM VS Pins 2-9
« on: April 27, 2011, 06:54:09 AM »
I am having other problems now. I moved things around to get a PWM output from pin 6 and its not working. I have figured out that if i press the rest button the PWM will start. but only at the minimum speed. If i press the speed up/down buttons it just shuts off.

 I want to use 400hz as my PWM base frequency. I have a direct drive spindle. I have the pulley ratio set for 5000min and 30000max with a ratio of 1

38
General Mach Discussion / Re: Minnesota Mach3 Users?
« on: April 26, 2011, 01:59:30 PM »
email sent

39
General Mach Discussion / Re: Motor chatter
« on: April 25, 2011, 06:33:04 AM »
My motor controller will allow 1/16th microstepping. I currently have it set for full step. tonight I will re-adjust everything at 1/16th and see if i can get the problems to go away.

 The motors are what came with the machine and I can find no Data on them other than whats on the label Shibaura 55230004 30V 2A/Phase 1.8Deg/Step. would love to find a datasheet if anyone has jedi powers to find such things!

40
*****VIDEOS***** / Re: First run of my Shibaura Roibot
« on: April 24, 2011, 11:46:37 PM »
running on new motor controller. still not fully tuned in yet

http://www.youtube.com/user/overkillaudioinc?feature=mhum

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