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Messages - Sam

801
FAQs / Re: Help with Line Art for MACH3
« on: August 14, 2008, 05:20:44 PM »
"Contour" tool path is the term your looking for. Could be called something different depending on the software your using.  Make sure tool compensation is off if your wanting to trace the lines.

802
Your absolutely correct, Gerry. I didn't complete the tool call using M6, so it remained at tool 0. Goes to show how much manual coding I do. Good catch.

803
Quote
you could use the same sub with 2 different sized tools.
I see. Thank you. I can think of more than once that would have come in handy.

804
I am at a loss at to why a tool number is even called with a D word. Why not just use the currently called tool number? That is the standard way of doing it, right? If there is indeed a reason for the D word, please tell. I know I was at a loss trying to use comp without the D word. In 99% of my projects, tool comp is applied inside the cam program, not at the control. However, there are times when needed at the control.
Quote
3) Basically the same as #2, but don't call any tool at all. Mach3 will use the diameter of the current tool (based on the diameter in the tool table). Just use G41 or G42.
Don't seem to work for me. Never has. Maybe I'm just doing something wrong. Maybe this has been giving other people trouble as well.

If I load Mach from scratch, and load this program, tool comp is NOT applied.

g90g20g61t1f1000
g01x-0.5y-0.5
g01g42x0.0y0.0
x2.0y0.0
x2.0y2.0
x0.0y2.0
x0.0y0.0
x2.0y0.0
g01g40x2.5y-0.5
m30

If I insert a D value, toll comp IS applied. For instance if I change the first line to....

g90g20g61t1d1f1000
or
g90g20g61d1f1000
(whichever one you prefer, pick your poison)

now....stay with me here...if you edit the code AGAIN, back to the original way it was, (without the D value, and only a T call) tool comp magically works, and I can modify the value in the tool table, and MACH will indeed account for those changes.

So, in short..... If you use code without a D value, a tool call alone will not work. If you ADD a D value, and then remove it, a tool call alone WILL work. Strange indeed.

805
General Mach Discussion / Re: Mastercam 9 to mach3
« on: August 08, 2008, 02:47:58 AM »
Yes, they work great together. I really cant think of any cam program that mach will not work with. You might have to try different posts until you find one that suits your needs. Generic Fanuc 3 axis mill should be a good starting point. Good luck.

806
Wow, impressive stuff! Do you design all of the parts yourself, or did you manage to find drawings for some guns. With all of the guns and other products, seems it would be a full time job just doing the designing. Obviously, your not a one-man-band. Do you do all the anodizing or have a local shop do it? Do you make full size replicas? Great stuff you posted, and even more on your site. Thanks for sharing.

807
General Mach Discussion / Re: Taig Mill not that precise Please Help
« on: July 29, 2008, 04:01:31 PM »
Your a couple decimal places off... 0.01 is indeed 0.0003937, which is almost "half of one tenth of one thousandth", or "4 tenths" for a shorter term. For ease of understanding, 40 thousandths is 1.016 mm, or 0.04 inches. Waaay out of tolerance for making any functional turbine engine I would think. Or even a radial for that matter. I never thought such a small and lightweight machine such as a Taig would come close to achieving tenths repeatably. Rich, don't you have one? What kind of accuracies are you used to seeing with yours?

And kind of off the subject here, but has anybody heard of the 5bears guy recently? TONS of good info on his site, and it seems it was updated regularly, untill about 2005. Then it's like he just fell off the earth. Every time I see a reference to his site, I think he's probably taking a dirt nap. Maybe hes just waiting to unload a heap of great material for us to look at.....doubtful, but hopeful.

808
LazyCam (Beta) / Re: Lazy Cam Fonts
« on: July 26, 2008, 03:07:21 PM »
And if you feel you need more, here's a link to a few hundred free ones. http://www.simplythebest.net/fonts/

809
LazyCam (Beta) / Re: Lazy Cam Fonts
« on: July 26, 2008, 02:57:54 PM »
Most likely, it works the same way other programs do. The fonts are stored in your main system fonts folder. Usually the path is "C:\WINDOWS\Fonts"

810
Share Your GCode / Re: machining a face
« on: July 21, 2008, 03:59:04 PM »
Solidworks is a nurbs modeling tool, as is Rhino. They should import into MC quiet easily. You might have better luck finding Rhino models than Solidworks models. Don't get me wrong, MC is a powerful CAM program, but it falls way short in the design or cad portion, in my personal opinion. Here is a link to a head made in Rhino. Maybe you can do something with it. http://www.flexicad.com/download.php?lang=de&misc=1300