Free CAD Software for designing flanges - Performance Forum

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Free CAD Software for designing flanges
Monday, January 25, 2010 10:02 PM
Hey guys/gals. I am curious if any of you know any good FREE CAD programs for CNC'ing intake and exhaust flanges. I messed around with eMachineShop, and it works really well, but they don't have any algorithms for blending smooth transitions from two different surface shapes. I could just use a die grinder and smooth out the discontinuities, but I'd prefer everything to be as symmetric and smooth (hyperbolic shape) as possible to ensure even flow into each cylinder. Here is a shot of an intake flange for an 086 to 2" OD/1.75" ID tubing I drew up earlier.








Note: The port dimensions and bolt holes are just rough approximations (I don't have the dimensions here with me at school). I was just messing around with the program trying to get a feel for the software.




I have no signiture

Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 4:22 AM
Can you export the file to an .igs or .step file?

I could add the fillets in solidworks for you....

It would take me no more than five minutes.




PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO
Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 4:28 AM
Me too, havent you seen all the models floating around on here, most of them are from me.
lol i get bored often
Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 4:48 AM
Ditto on the solidworks, if you need a copy I can hook you up with an older version maybe. My work is retiring some 2k5 licenses.




"Never argue with an idiot. They'll drag you down to their level, then beat you with experience!" -Anonymous
Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 5:08 AM
Joshua Dearman wrote:Ditto on the solidworks, if you need a copy I can hook you up with an older version maybe. My work is retiring some 2k5 licenses.


I would love to get a copy. Let me know!





Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 5:26 AM
jmarks82 wrote:
Joshua Dearman wrote:Ditto on the solidworks, if you need a copy I can hook you up with an older version maybe. My work is retiring some 2k5 licenses.


I would love to get a copy. Let me know!
I would love a legal at home cop as well.



PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO
Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 6:40 AM
-MD- Enforcer wrote:Can you export the file to an .igs or .step file?

I could add the fillets in solidworks for you....

It would take me no more than five minutes.

I can export to .igs. Thanks Mike, but like I said, I was just testing the software. The bolt holes and port sizings and spacing are not correct, so your efforts would be in vain. If you'd still like the file to play with, I can email you the .igs since I can't remember how to upload files here...just let me know.
Joshua Dearman wrote:Ditto on the solidworks, if you need a copy I can hook you up with an older version maybe. My work is retiring some 2k5 licenses.

If you could, I too would love a copy.




I have no signiture
Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 6:57 AM
I thought you needed it...all is good.




PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO
Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 7:05 AM
Solidworks for me please?


Listening........





Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 7:42 AM
I have a "copy" of Inventor, but being in the industry and using both of them at my current job, Solidoworks is much better than Inventor.

What even happend to good ol' AutoCAD?
At my last job I was the only one in the engineering dept that knew how to use it!
Needless to say it was a young engineering dept.
Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 7:48 AM
I use autocad and solidworks everyday.


I use autocad from the command line.




PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO

Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 7:55 AM
I learned on I-DEAS; apparently I'm the oddball. Use Solidworks now, although I-DEAS made quality FEA easier...




fortune cookie say: better a delay than a disaster
Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 7:59 AM
I use autocad all day everyday!!





Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 8:17 AM
I didnt realize that the org contained so many engineers?!
Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 8:32 AM
I wish I still had AutoCAD.....

Sad Panda.





Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 11:17 AM
I used autocad in highschool, I should have stuck with it lol.



Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 11:29 AM
yeah, the 3d modeling is awesome now, its easy to mock up custom parts for yourself as I do.

I have to say the money isnt too shabby either ..... lol
Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 12:06 PM
I would never be able to remember 2% of the commands for cad haha.





Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 12:13 PM
I do not have to remember them, they are in my brain.




PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO
Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 12:51 PM
"z" enter
"e" enter

best command ever
Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 1:08 PM
definitely soildiworks > inventor, I used to like inventor a little better because the UI was better but now that inventor switch to that gay MS office 07 ribbon style thing I had to drink just it stop from shooting myself when I was trying to model in it. for some reason the ribbons in SW dont piss me off... oh maybe because the do this little novel thing like you know MAKE SENSE.


1994 Saturn SL2 Home Coming Edition: backup car
2002 Chevy Cavalier LS Sport Coupe: In a Junk Yard
1995 Mazda Miata R-package Class=STR
Sponsored by: Kronos Performance

WPI Class of '12 Mechanical Engineering
WPI SAE Risk and Sustainability Management Officer

Re: Free CAD Software for designing flanges
Tuesday, January 26, 2010 4:51 PM
AUTOCAD > everything known to man





"You can only feed them semen for so long before their legs fall off."




Re: Free CAD Software for designing flanges
Thursday, January 28, 2010 4:52 AM
-MD- Enforcer wrote:I do not have to remember them, they are in my brain.


Do you see Autocad's command line like Neo saw the matrix?

I use mostly SLDWRKS, but i do use Autocad and ProE too. ProE is pretty damn nice, but I hate how it doesn't convert part horizons into a selectable line automatically....ugh, that $hit pisses me off. I mean c'mon...really ProE, can't kinda figure that I might want that?


"Never argue with an idiot. They'll drag you down to their level, then beat you with experience!" -Anonymous
Re: Free CAD Software for designing flanges
Thursday, January 28, 2010 5:18 AM
Almost...

I VERY fast in AutoCad. I'm a lot slower in Solidworks.




PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO
Re: Free CAD Software for designing flanges
Thursday, January 28, 2010 7:25 AM
MD at work: "There is no flange........"


"Never argue with an idiot. They'll drag you down to their level, then beat you with experience!" -Anonymous
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