# Yoyo CAD & Prototyping Adventures

**URL:** <https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547>\
**Category:** Yo-Yo Mods and Maintenance\
**Created:** [August 7, 2018, 3:40pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547 "2018-08-07T15:40:59Z")\
**Posts on this page:** 20\
**Page:** 40

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**Author:** ![Yertle](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/yertle/32/126385_2.png) [@Yertle](https://forums.yoyoexpert.com/u/Yertle)\
**Post date:** [May 21, 2020, 3:06am UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/802 "2020-05-21T03:06:17Z")

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I’ve tried Onshape on my phone a little bit. It was just tough to be as precise as I wanted around the bearing seat. Other than that I liked it. But I like fusion 360 on a computer better. Just way easier for me with a mouse.

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**Author:** ![MarkD](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/markd/32/40845_2.png) [@MarkD](https://forums.yoyoexpert.com/u/MarkD)\
**Post date:** [May 29, 2020, 1:28pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/803 "2020-05-29T13:28:54Z")

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![Titanium Diffraction 2](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/4/d/9/4d905d2df74911a973446a0b5d0780ed19586bcf.jpeg)

Been iterating on a titanium Diffraction design. Bit less mass, bit more power.

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**Author:** ![100FatYoyoDads](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/100fatyoyodads/32/198123_2.png) [@100FatYoyoDads](https://forums.yoyoexpert.com/u/100FatYoyoDads)\
**Post date:** [May 29, 2020, 1:31pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/804 "2020-05-29T13:31:24Z")

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Shiny

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**Author:** ![hobbygod](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/hobbygod/32/120997_2.png) [@hobbygod](https://forums.yoyoexpert.com/u/hobbygod)\
**Post date:** [May 29, 2020, 2:20pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/805 "2020-05-29T14:20:25Z")

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That looks very clean

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**Author:** ![hobbygod](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/hobbygod/32/120997_2.png) [@hobbygod](https://forums.yoyoexpert.com/u/hobbygod)\
**Post date:** [May 29, 2020, 8:35pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/806 "2020-05-29T20:35:27Z")

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I made this today. wanted to try and make a yoyo with the specs ive been wanting (54x46) but with 5a in mind. 65 grams, 4.35 gap (because of that gap thread I wantes to try one this size haha). 7075 and a 12mm axle to keep it durable. Has a medium wall but i dig it. Anybody have any name suggestions?

 ![IMG_20200529_162026_210](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/0/c/5/0c5348100c8d5ebaafe94f1c74fc1bbe14a9273a.jpeg) ![IMG_20200529_162024_374](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/c/a/7/ca7cfc5345157bfadbb6d8ec19d4e018afb98429.jpeg)  
 ![IMG_20200529_162021_915](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/c/9/c/c9cb0686de85c28eb6d0675ab1a9a61bfadf8c06.jpeg)

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**Author:** ![Kyle](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/kyle/32/85091_2.png) [@Kyle](https://forums.yoyoexpert.com/u/Kyle)\
**Post date:** [May 29, 2020, 8:42pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/807 "2020-05-29T20:42:55Z")

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can some1 plz make a mold for a yoyo, i wonder what a jello/gummy/silicone yoyo would be like (jello is most likly just gonna be for eating)

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**Author:** ![Kyle](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/kyle/32/85091_2.png) [@Kyle](https://forums.yoyoexpert.com/u/Kyle)\
**Post date:** [May 29, 2020, 8:44pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/808 "2020-05-29T20:44:04Z")

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butter

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**Author:** ![Kyle](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/kyle/32/85091_2.png) [@Kyle](https://forums.yoyoexpert.com/u/Kyle)\
**Post date:** [May 29, 2020, 8:48pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/809 "2020-05-29T20:48:30Z")

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That is amazing! im a huge Greek/Norse mythology fan (and a marvel fan)  
so that hit pretty close to home lol wuts the price?

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**Author:** ![Palli](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/palli/32/105_2.png) [@Palli](https://forums.yoyoexpert.com/u/Palli)\
**Post date:** [May 30, 2020, 5:53am UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/810 "2020-05-30T05:53:55Z")

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$120 blue  
$130 brown/gold  
$140 Fist Salud version

And they are on their way over to YYE but might take a while because of covid delays.

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**Author:** ![crackout](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/crackout/32/44608_2.png) [@crackout](https://forums.yoyoexpert.com/u/crackout)\
**Post date:** [May 30, 2020, 9:53am UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/811 "2020-05-30T09:53:28Z")

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I must say, your hub design is excellent.  
Very distinctive and functional.  
Short axles are a downside though. But long bearing seats help get those valuable threads back.

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**Author:** ![fatguysnacks247](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/fatguysnacks247/32/81478_2.png) [@fatguysnacks247](https://forums.yoyoexpert.com/u/fatguysnacks247)\
**Post date:** [May 30, 2020, 10:22am UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/812 "2020-05-30T10:22:48Z")

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nein

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**Author:** ![MarkD](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/markd/32/40845_2.png) [@MarkD](https://forums.yoyoexpert.com/u/MarkD)\
**Post date:** [May 31, 2020, 12:55pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/813 "2020-05-31T12:55:20Z")

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Thank you.

I imagine you went through a process like that with the Abyss, to keep the fingerspin zone optimal. It looks superb!

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**Author:** ![crackout](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/crackout/32/44608_2.png) [@crackout](https://forums.yoyoexpert.com/u/crackout)\
**Post date:** [May 31, 2020, 1:13pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/814 "2020-05-31T13:13:04Z")

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Yes, indeed.  
The new run will feature a tweak to the seats though. Because they need to be longer than normal to offer more threads, the bearings are more difficult to remove. Thus the news seats will be composite: conical at the end with a straight part the length of a traditional seat. Best of both worlds.

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**Author:** ![MarkD](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/markd/32/40845_2.png) [@MarkD](https://forums.yoyoexpert.com/u/MarkD)\
**Post date:** [May 31, 2020, 4:57pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/815 "2020-05-31T16:57:08Z")

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I did this on the Umbra - worked pretty well, though the flat part was still a bit long, about 1.1mm. Haven’t had a bearing get stuck but they sometimes take a bit of work.

 ![image](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/d/0/3/d030f847f63ea4e882901ab28d5e23ecde0e7792.png)

 ![image](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/a/4/6/a46ef6e0f4c4ecc9b757fcd8fb450a21c91c3e79.jpeg)

Definitely a good idea if you’re extending the posts.

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**Author:** ![rnsy](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/rnsy/32/149132_2.png) [@rnsy](https://forums.yoyoexpert.com/u/rnsy)\
**Post date:** [June 1, 2020, 6:30pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/816 "2020-06-01T18:30:53Z")

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Some stuff I’ve been working on over the past couple of days : ) First shot at Fusion360, or actually at designing a throw at all – so I’d love any feedback, responses and criticism.

Current specs are:

Diameter: 55.7mm  
Width: 48.2mm (gap width 4.4mm)  
Weight: 63.96g  
Material: 7065 aluminium

 ![Screen Shot 2020-06-02 at 2.02.38 AM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/d/f/d/dfd2a324e6a3e97eeefd407cffb4be6099715f29.png)

 ![Screen Shot 2020-06-02 at 2.02.59 AM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/1/5/2/15254942d9c194ba6ef1a512004295a90e9591bd.png)

 ![Screen Shot 2020-06-02 at 2.05.30 AM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/f/7/d/f7d07ddc8f8e43807fce91ddd286010e148805cb.png)

 ![Screen Shot 2020-06-02 at 2.05.49 AM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/0/7/0/0708b9f96641f12996d2edf9249ca565f6a5e4f1.png)

 ![Screen Shot 2020-06-02 at 2.07.20 AM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/5/b/c/5bc75f0f60f09881ab9382b04e20bca00e30c54d.jpeg)

 ![Screen Shot 2020-06-02 at 2.09.26 AM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/7/4/7/7476415996faeb8cfe1ab7e01fdf59bf38547df1.png)

 ![Screen Shot 2020-06-02 at 2.11.03 AM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/c/2/9/c29006ccc9aeb7a750c7ffc0b20e77288248fb1b.png)

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<div class="post-metadata">

**Author:** ![MarkD](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/markd/32/40845_2.png) [@MarkD](https://forums.yoyoexpert.com/u/MarkD)\
**Post date:** [June 2, 2020, 1:23pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/817 "2020-06-02T13:23:44Z")

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Thank you for sharing this!

That’s an awful lot of control points there - you could probably redraw some of those sections as 1-2 circular arcs and have it come out better.

The circle on the hub is a cool idea.

The response bump looks really flat, to me. I feel like the string would catch on it just a bit longer than you’d like it to.

The IGR could be moved closer to the rim face, which would improve machinability a bit, and help keep some of the rim weight closer to the string plane instead of right at the edge.

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**Author:** ![rnsy](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/rnsy/32/149132_2.png) [@rnsy](https://forums.yoyoexpert.com/u/rnsy)\
**Post date:** [June 2, 2020, 2:54pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/818 "2020-06-02T14:54:08Z")

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Thanks for the feedback Mark!

On the note of control points – I remember some resources warning against using splines and control points. I was wondering what the rationale is for that? Will definitely look into using circular arcs to replace these though! If it makes these lines cleaner : )

I’ll try touching up on the response bump and IGR and see if I can do something smoother! Thanks again : )

Just curious, based on your experience with designing yoyos – how would you imagine a design like this playing?

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<div class="post-metadata">

**Author:** ![MarkD](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/markd/32/40845_2.png) [@MarkD](https://forums.yoyoexpert.com/u/MarkD)\
**Post date:** [June 2, 2020, 3:27pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/819 "2020-06-02T15:27:59Z")

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> [@rnsy](#):
>
> I was wondering what the rationale is for that?

Most CNC lathes can not use splines as tool paths. This was mentioned in one of Lerner’s vids. You can always approximate a similar curve with arcs and lines.

I haven’t really played such a wide organic, but this would have a pretty solid amount of power on the throw.

How do you want it to play?

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<div class="post-metadata">

**Author:** ![rnsy](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/rnsy/32/149132_2.png) [@rnsy](https://forums.yoyoexpert.com/u/rnsy)\
**Post date:** [June 2, 2020, 3:37pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/820 "2020-06-02T15:37:05Z")

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OK got it! Toying with it right now.

I definitely was looking for some oomph (therefore the flat hub, thinner walls, weighted rims) but wanted to retain some agility and bounce – kind of like how the Akita plays – so I kept the total weight slightly lower at 63.9g. Was also trying for a “hollow body” feel that the Ti Bowl and 420 has. Kind of a middle ground in having some power without it feeling like a dead rock.

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<div class="post-metadata">

**Author:** ![rnsy](https://sea1.discourse-cdn.com/flex015/user_avatar/forums.yoyoexpert.com/rnsy/32/149132_2.png) [@rnsy](https://forums.yoyoexpert.com/u/rnsy)\
**Post date:** [June 3, 2020, 3:33pm UTC](https://forums.yoyoexpert.com/t/yoyo-cad-prototyping-adventures/291547/821 "2020-06-03T15:33:16Z")

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Made some changes to the rim, profile and response step!

Currrent specs are:  
Diameter 56mm  
Overall Width 49.4mm  
Weight 64g

 ![Screen Shot 2020-06-03 at 10.48.53 PM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/1/c/d/1cd2bb016ee79c08fbf04e4a7a6bad56d5905555.png)  
 ![Screen Shot 2020-06-03 at 10.48.44 PM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/1/7/1/171ca146ed7dc03ffb97184d573ce42de791d01e.png)  
 ![Screen Shot 2020-06-03 at 10.49.20 PM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/2/c/d/2cd3026dae0fc95633145e9f39ef075bd878a191.png)

Did some work on the response step, kind of like how this turned out.

 ![Screen Shot 2020-06-03 at 10.50.34 PM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/d/4/5/d45a684e4db430ba36fff50f974c40063ceffac9.png)  
 ![Screen Shot 2020-06-03 at 10.56.23 PM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/3/0/4/30496641b3979741e825b1bc75741c4327bd747f.png)

Some cup details.

 ![Screen Shot 2020-06-03 at 10.57.19 PM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/f/e/d/fed8d8dde8a4f177dc7ced1335109d705dbfb7ed.png) ![Screen Shot 2020-06-03 at 10.55.07 PM](https://us1.discourse-cdn.com/flex015/uploads/yoyoexpert1/original/4X/3/5/a/35a4ecaa6312b7b162594d7fdaeae8161b6f277c.png)

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