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-   -   3D Trial assembly in Autodesk Inventor (https://www.rc-monster.com/forum/showthread.php?t=31671)

rcs2022 11.30.2012 06:19 AM

3D Trial assembly in Autodesk Inventor
 
I am planning to utilize Autodesk Inventor to design my next Savage, still getting my way around it, quite different in concept cause I am used to Autocad and 3DS MAX.
Anyway its a long learning path, in the meantime you cannot but just have fun. Did some modeling, other parts were downloaded from the net; places like google warehouse and grabcad. Assembeled the whole truck with proper constraints and added some rotational movement to the wheels.

[YOUTUBE]26uylt4POb4[/YOUTUBE]

WheelMan 11.30.2012 09:34 AM

Very cool :great:

I am a big fan of Inventor. Used it for quite a while at my last job, and really liked working with it. Great software IMO.

Never did get into simulations though, that's pretty BA.


-Travis

brainanator 11.30.2012 09:41 AM

Yup, it's a savage. I can tell by how often it's on its lid.
That's really cool. We learned autocad in school, and one of my final projects was with Civil3D (being a civil engineer and all). I kind of miss working with cad programs.

rcs2022 11.30.2012 10:06 AM

Cool, so WheelMan might be needing some tips from your side ;) Yeah I agree fell in love with it from when I started working on it, very different in concept from ACAD and 3DSMAX.

brainanator, Yeah on its lid! LOL even in simulations! Thats why I am experimenting to see if I can do some modifications before I start milling the pieces on my CNC. Still have to sort out the specific details to closely match reality, like the K of springs, Torque applied to the axles, Friction between ground and tires etc....

I see where you are coming from as I am a civil engineer by trade also. Miss the CAD too, RC got me back to CAD, 3DS and Inventor, actually Inventor cannot be considered a CAD program I think, it has a lot more dynamic simulation analysis and FEA (finite element analysis) also.

FEA can help also pinpointing the weak areas in the TVP's and bracing required.

rcs2022 11.30.2012 10:45 AM

Here's an example, which shows effect of bracing on the TVP's.
The same TVP's with same fixed points in the back, and same lateral load; but different bracing. See how much the displacement is affected!


Here you can browse some tests I was doing, to see displacement, von misses stresses and safety factor.

https://picasaweb.google.com/1136498...NiCiaKer6_Z7gE


below are 2 of the pics for displacement as an example.

https://lh5.googleusercontent.com/-U...emt%252001.jpg

https://lh5.googleusercontent.com/-w...emt%252004.jpg

WheelMan 11.30.2012 10:49 AM

Quote:

Originally Posted by rcs2022 (Post 424876)
Cool, so WheelMan might be needing some tips from your side.

Of course! Would be glad to, but I have been away from it for a couple years now, so I'm not as fresh with it as I was.


-Travis

rcs2022 11.30.2012 10:59 AM

Quote:

Originally Posted by WheelMan (Post 424882)
Of course! Would be glad to, but I have been away from it for a couple years now, so I'm not as fresh with it as I was.


-Travis

Hey man thanks a lot for your offer.

Its gonna be a slow project, but planning to go through with it. full time job, wife and 2 kids, hard to find time....

WheelMan 11.30.2012 11:04 AM

Quote:

Originally Posted by rcs2022 (Post 424883)
Hey man thanks a lot for your offer.

Its gonna be a slow project, but planning to go through with it. full time job, wife and 2 kids, hard to find time....

oh yeah, completely understandable! I think that's how it is for most of us, just workin on it when we have the time :great:

Guess that's why they call it a hobby huh :mdr:


-Travis

rcs2022 11.30.2012 11:24 AM

Did a movie compilation.

[YOUTUBE]ZMAdJTMXu2o[/YOUTUBE]

brainanator 11.30.2012 03:38 PM

nice FEA, we used ProEngineer as a program, which had FEA. It was more of a mechanical engineering class but we civils had to take it too. We never got too in depth in it as I think at the end of the class we were much more proficient in it than the professor since he was kind of a dingleberry.
Cool stuff man!


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