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Unread 03-12-2014, 00:18
JorgeReyes JorgeReyes is offline
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Re: pic: 3 CIM WCD Ball Shifter CAD

wait never mind i just realized you already said this
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Unread 03-12-2014, 00:20
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Re: pic: 3 CIM WCD Ball Shifter CAD

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Originally Posted by JorgeReyes View Post
What gear sizes did you end up using on this gearbox?
The current gears are 12 to 50 for the cluster, 40 to 44 for high gear, and 24 to 60 for low gear.

Hope that makes sense.
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Unread 03-12-2014, 00:42
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Re: pic: 3 CIM WCD Ball Shifter CAD

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Originally Posted by Bryce2471 View Post
The current gears are 12 to 50 for the cluster, 40 to 44 for high gear, and 24 to 60 for low gear.

Hope that makes sense.
Why can't you use the 34t ball shifter and 54t ballshifter gears? Do they not fit?
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Unread 03-12-2014, 01:23
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Re: pic: 3 CIM WCD Ball Shifter CAD

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Originally Posted by asid61 View Post
Why can't you use the 34t ball shifter and 54t ballshifter gears? Do they not fit?
I thought about doing this, but the bottom of the cluster gear runs into the large bearing. I don't like the resulting gear ratios as much anyway.
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Unread 03-12-2014, 14:45
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Re: pic: 3 CIM WCD Ball Shifter CAD

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Originally Posted by Cory View Post
To each their own, but I would consider this very poor practice. It makes the part much less transparent to anyone else who may need to work on your design and is far less flexible, as mentioned by Chris.

If you need to fix fillets, like Adam displayed in his video, you can use the fillet tool to do face fillets that will bridge the intersection of faces where two fillets intersect. Then you don't need to sketch anything.
^This. In my organization, sketch fillets are extremely discouraged. 3D fillets are more robust and can be suppressed in order to simplify the model in large assemblies.

The options in SolidWorks for 3D fillets makes it so almost all situations can be handled with a 3D fillet. Also, the hidden line selection option makes it so selecting a bunch of short line segments in, let's say, a sheet metal part with lightening holes for filleting very easy.

Paul
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