Inventor: How to simulate a crop circle closing when pressed

Inventor: How to simulate a crop circle closing when pressed

creocatia3d
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Message 1 of 19

Inventor: How to simulate a crop circle closing when pressed

creocatia3d
Advocate
Advocate

how can I simulate a crop circle closing when pressed? Type to push a mug

 

Capturar.PNG


@creocatia3d,

marius.gildehaus has edited your subject line and embedded pictures for clarity
Original: Circle closing when pressed


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Replies (18)
Message 2 of 19

johnsonshiue
Community Manager
Community Manager

Hi! Strictly speaking, I don't think Inventor can simulate such deformation. It is because the deformation will require progressive change in radius, assuming there is no stretching or contraction.

If you just want to fake it by closing the gap gradually at a constant radius, it may be doable using Drive constraint and Adaptive.

Many thanks!

 



Johnson Shiue (johnson.shiue@autodesk.com)
Software Test Engineer
Message 3 of 19

j.palmeL29YX
Mentor
Mentor

You can create an animation in Inventor Studio, as attached.

 

cadder

Jürgen Palme
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Message 4 of 19

creocatia3d
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Advocate

show!!!
but you can do it with only one part instead of the two ends at the same time
.?

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Message 5 of 19

JDMather
Consultant
Consultant

@creocatia3d wrote:

show!!!
but you can do it with only one part instead of the two ends at the same time
.?


I do not understand what this response means?

Can you Attach your file(s) here?

 

The general principle is to Animate Parameters - you can adapt the general principle to  whatever conditions you need.  Can  you provide more information on your Design Intent?


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Certified SolidWorks Professional


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Message 6 of 19

j.palmeL29YX
Mentor
Mentor

Of course, yes. You only need to fix one side. (If I understand you right).

Attached two other variations.

 

cadder

Jürgen Palme
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Message 7 of 19

marius.gildehaus
Community Manager
Community Manager

Hello @creocatia3d!

 

Does the example from @j.palmeL29YX answer your question?

 

Please hit the Accept as Solution button if a post or posts solves your issue or answers your question.

 

Thanks!



Marius Gildehaus
Technical Sales Specialist
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Message 8 of 19

creocatia3d
Advocate
Advocate
friend, simulate in the presentation is perfect. But I would like to realize this movement in an assembly, where it would trigger a knob and consequently would tighten the object. You can show how you created it?
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Message 9 of 19

JDMather
Consultant
Consultant

You left all of these details out of your problem description.

Can you Attach your assembly here?

If the assembly is proprietary - then simply Attach a dummy assembly that exhibits the same behavior of your proprietary data.

Also, include an additional relevant information (videos/links to similar mechanisms) that will enhance the efficiency of time spend developing a solution for your Design Intent.


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Autodesk Inventor 2019 Certified Professional
Autodesk AutoCAD 2013 Certified Professional
Certified SolidWorks Professional


Message 10 of 19

creocatia3d
Advocate
Advocate

Sorry, it's still a project, but what I'd like would be like this tweezers

 

https://www.youtube.com/watch?v=EXIN9nGgFZo

 

... let's imagine trying to get this part out of the clamp,
when forcing the pincer with the piece, it would tend to abir but returned in position.
I tried with contact set, but the clamp does not return to normal nor open.

Is this only with dynamic simulation (animation) or with a component assembly?

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Message 11 of 19

j.palmeL29YX
Mentor
Mentor

@creocatia3d wrote:

 what I'd like would be like this tweezers

 

https://www.youtube.com/watch?v=EXIN9nGgFZo


 

This is a completely different situation than the one shown in the first picture.
Before we waste any more time on this issue, please describe what you really need, what you want to do, what you expect and what you need it for?
Simple deformations of an part can - in certain circumstances - be realized with adaptive parts. But - I say it again - we must exactly know what you want. You have to tell us more detailed.

cadder

Jürgen Palme
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Message 12 of 19

kelly.young
Autodesk Support
Autodesk Support

Hello @creocatia3d indeed your design intent is not very clear. Can you supply an image or a sample of what you are trying to achieve?

 

From your explanations I'm envisioning something like an X-Acto knife holder?

ExactoParts.jpg

 

What are you trying to get Inventor to do? Have an adaptive Collet that will compress as the Collar is tightened? 

 

Something like this? 

DYNAMIC SIMULATION - IS THIS POSSIBLE IN INVENTOR PRO??

 

Please select the Accept Solution button if a post solves your issue or answers your question.

Message 13 of 19

creocatia3d
Advocate
Advocate

Perfect!!
I just want to know if I can simulate this manually.
In the study environment, it was excellent. Perfect.
In this same example of yours, you would drag the piece with the mouse and it would deform to enter.
I thought about using contact set and flexible but without success.

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Message 14 of 19

j.palmeL29YX
Mentor
Mentor

@creocatia3d wrote:

Perfect!!
I just want to know if I can simulate this manually.
In the study environment, it was excellent. Perfect.
In this same example of yours, you would drag the piece with the mouse and it would deform to enter.


 

Attach your assembly here. If the assembly is proprietary - then simply attach a dummy assembly that...

 

 


@creocatia3d wrote:


I thought about using contact set and flexible but without success.


That's the wrong way to get it (perhaps) to work.
Don't you read our answers, do you? And why you don't answer to our questions?

 

 

cadder

Jürgen Palme
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Message 15 of 19

j.palmeL29YX
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Mentor

Attached 3 examples how you can simulate / animate a deformation of a part in the iam-envioronment.
To see an animation do this:
- in the browser open the folder Relationships
- Right click the DRIVE_ME constraint
- Choose Drive and start the animation.

 

Although the examples were created with a German Inventor, the working principle should be recognizable.

If you understand the princip you should be able to decide if your project can be realized.


To animate a deformation of a part by dragging with the mouse I don't know a solution.

 

HTH

cadder

Jürgen Palme
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Message 16 of 19

j.palmeL29YX
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... and a sample similar to your first picture.

 

cadder

Jürgen Palme
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Message 17 of 19

kelly.young
Autodesk Support
Autodesk Support

@creocatia3d no, dragging the part won't deform on screen using Contact Set, you have to Drive Parameters. It would work for a static tweezer with a single hinge point, but having it bend by dragging the mouse is a limitation.

 

Is there a reason you need to do this by dragging instead of running by known conditions? 

 

The more information supplied about your design intent as a whole would be helpful in finding the best way to make this contraption your are envisioning.

 

Please select the Accept Solution button if a post solves your issue or answers your question.

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Message 18 of 19

jmartcarvalho
Contributor
Contributor

Hi...!

 

Simulations shown are very interesting, however I would like to see/know/understand all the steps behind the animation of the tube...!

 

Thanks for the attention given.

 

Sincerely:

 

João Carvalho.

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Message 19 of 19

j.palmeL29YX
Mentor
Mentor

@jmartcarvalho wrote:

I would like to see/know/understand all the steps behind the animation


 

Above are shown a lot of animations which show different techniques/methods to animate a deformation. Which of them do you mean? 

And did you try to analyze the attached ipt's / iam's? Did you see the video posted by @kelly.young? What do you don't understand, at which point do you need supporting assistance?  

 

 

Jürgen Palme
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