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Old 08-01-09, 02:43 PM   #2
Kloef
Weps
 
Join Date: Oct 2007
Location: Netherlands
Posts: 360
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I use this one:

http://www.inivis.com/index.html

its a 2 week trail and looks pretty promising

And i got a tip from darkfish,he uses this:

http://www.misfitcode.com/misfitmodel3d/

I just started using them,still learning so i cant tell you much about it yet..

If you want real professional CAD software try Autocad,Autodesk Inventor or SolidWorks it does the job like no other especially Inventor's or SolidWorks rapid prototyping..you just build whatever you want virtually,all in 3D,you can choose material specifics so when you create something it will know its specifics(and display it graphically,wood looks like wood metal looks like metal),you can then assemble/disassemble all the parts together and make them move,rotate or act/react on each other and calculate stress/temperature levels etc,its also capable of detecting collisions between various parts..so you can create your ROV in a virtual space,add water,gravity and test its speed,drag,diving ability,durability etc and make a video animation or assembly animations actually showing the assembly sequence..before you actually build it.Cars,Aircraft and subs too are designed and build like this these days.

This process is cheaper and faster then traditional methods where anything designed had to be cross referenced and checked,then put together,testing it and discovering somethings wrong,starting the whole process again etc. etc. no more headaches for us designers!

It looks like this:



Its not a screenshot of a picture,its a designed part in a 3D environment,i can rotate it,zoom/pan it,change it,create another part on it,assemble bolts and other parts so i can look at the completed project and animate its movements,record them in a movie and present them to the costumer,send the drawings to the machine shop etc..

When you are finished you can create drawings and material lists and calculate the costs,the weight etc..it has a database of iso materials like bolts,nuts,rings,washers etc..

You could also try Autocad LT,you can download a 30 day trail version on their site:

http://usa.autodesk.com/


This program is very accurate and will create nice work/construction drawings,i've been using it for years and its very user friendly,however unlike full Autocad it does not work in a 3D environment..

This can not be done with the open source software,i have never found anything close to this and for free and because you want to build something real and not in a game Inventor or SolidWorks would fit your project perfectly,the open source programs are nice but are just graphic representations in a 3d environment,nothing more...
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http://www.dutchsubmarines.com/

Last edited by Kloef; 08-01-09 at 04:15 PM. Reason: pic added
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