[SML] Sorting screws automatically?

[Chip Wood]

A slanted vibrating board like the old football game.  Adjust the slant 
angle to whatever the material to be sorted.

Chip 1

On 1/20/2017 11:48 AM, John McAfee via Stagecraft wrote:
> I had a friend who built a hopper/sorter for cocoa beans and he slowed 
> down the pour using something like a pachinko board.
>
> The whole thing was wall mounted, maybe 4' by 2' and the fall of the 
> beans would be interrupted by pegs and blocks (all narrow enough so no 
> beans could be caught on top of the obstacles).
>
> That could maybe slow down a metric coffee-can dump of screws to 
> something that could be processed by one of the homemade sorters. And 
> you could probably set up a way to bet on it as one would with actual 
> pachinko.
>
> /Does/ anyone have a source for actual metal coffee cans?
>
>
> On Jan 20, 2017, 1:10 PM -0500, Joe D via Stagecraft 
> <stagecraft at theatrical.net>, wrote:
>> Here is a video of a commercial unit using a "vibratory bowl" to help 
>> pack and count screws. It does not sort, but once they are orderly, 
>> they can easily be sorted. But, as I said before, if it is too 
>> complex and expensive, the benefit is lost. The cheapest E-bay unit I 
>> saw (without the necessary stuff to sort wood screws) is around $200.
>> https://www.youtube.com/watch?v=kfAY5no8_mA
>>
>> Then, I found some youtube home-made jobs. These seem more practical 
>> for us. Though, they are not the type to just accept a large dump of 
>> screws from the coffee tin (do they still sell coffee that way?).
>> https://www.youtube.com/watch?v=mnoKHHNhiiQ
>> https://www.youtube.com/watch?v=7cC9ShsK6qI
>>
>> Finally, this gentleman has made a rougher-hack, but he goes into 
>> detail about each piece and how it works. Got to the 13minute mark 
>> for the real explanation about the size sorting. Alas, like the 
>> others, it does not accept a large dump of screws. I wonder if there 
>> is an easy way to more gradually feed it.
>> https://www.youtube.com/watch?v=YA69V4txt-M
>>
>> -Joe
>>
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>
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