How to Add Joints and Contact Sets to a Geneva Drive in Fusion 360

How to Add Joints and Contact Sets to a Geneva Drive in Fusion 360

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@sethother8012
@sethother8012 - 06.07.2022 01:55

I ttried to add contact sets to the ball joint at the top f he tripod that you didn't get to in you othe video, it ended up with a warning and was stuck and couldn't move. Is this due too the ball not being positined in the right spot? How can I knw tthe ball is positioned right or otherwise make the contact set wok at the op f the tripod?

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@sethother8012
@sethother8012 - 05.07.2022 15:59

Autodesk needs to do a much better job at making the motion study user friendly. Why can't we at least have some kind of litttle reference window, so we can see the angle of revolution while we select our graph points? (PS revolute' is not a word.) They don't even label the axes on the time graph. And why not allow us to drag the points where we want in real time like most software lets you?


And if I choose two points and one is step 0 and 0 degrees and the other is at step 100 360 degrees, and i loop it, then why isn't that simply moving in a continual rotation at a constant speed? . Where is autodesk getting their math? It's just not logical. This software wears me out in areas that should be straightforward simple logic.

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@vibaudupa9062
@vibaudupa9062 - 12.07.2020 18:17

i was able to draw and make the gears but faced problem on getting the geneva motion. Had missed the contact sets part. This video was just what I needed. Thank you so much.

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@baldurkuhn1
@baldurkuhn1 - 24.06.2020 07:33

Very helpful video, as usual. Only you can save me, Kevin. I designed a simple folding table with folding legs, but it's not working. The table was working fine, but then I add the legs, and the joints, and in order for the legs to work, I had to ground some element that now prevents the table from folding. Is this doable? Many thanks!

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@erikm9768
@erikm9768 - 13.04.2020 05:58

I love this tutorial. However, contact sets for me on even two simple gears is just excruciating slow. Everyone seem to recommend motion link, but i actually want to test the function of the gears, not add some simple animation. I dont understand why this isnt more common, for me its a highly important feature to see your design mechanically moving as intended. I hope Fusion 360 improve this aspect of the software a lot in the future, on bullet physics things like this has been running real-time since two decades ago. Did i misunderstand something?

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@Alan-hc4jx
@Alan-hc4jx - 13.02.2020 15:43

Great video, am in the process of creating joints and movements, so finding it very useful, just a comment, the small unit with the red clip, the reason for the clip is because the drum is designed to rotate around the centre pin (to reduce friction wear when moving in the slots) with a washer between it and the clip, on a real unit the clip is sitting in a groove, with the small hook shapes used to slightly open it to place and remove, when I get time will try to replicate this on the drive.

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@TheBene145
@TheBene145 - 10.11.2019 14:43

Hello, can you create from the finished geneva drive from the program also an exact piece list?
or how can one find out the names of the individual components? since in fusion sometimes only numbers stand like 0208-00P: 1

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@BillyBob-si2db
@BillyBob-si2db - 20.10.2018 17:14

Excellent high impact concise information... Thank you.

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@yienmaster04
@yienmaster04 - 20.10.2018 06:59

I immediately used my knowledge from this video to try to accurately animate a wankel (rotary) engine with a revolute on the center shaft and contact sets between the rotor and shaft as well as rotor and housing... It worked! But only for a second before Fusion basically melted down (even on a very powerful PC). I take it contact sets are very computationally expensive on anything but the most simple geometry?

BTW, great video as always. I hope that post over on reddit the other day gets you some much deserved extra attention!

EDIT: Turns out the model I started with was pretty complex. I modelled the basic shapes without 100's of parts and seals, and the contact sets work smooth as butter now.

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