mecafilawinder

Hello to all
There is no place in the menu to post my request
then I start even when
look that https://www.youtube.com/watch?v=YW_1DHMZ3m0
I have contacted several times the author of this creation to let these files on thingiverse.com, but he never replied so I address you all the 3d comunity to achieve this type of filawinder, I know that under the double Crown is driven by conic gear.
the internal width of the coil is 90 mm
I don't know the ratio of 1.75 mm and 3 mm
i post only the gear for the spool axis because i ve only this one
i'm not a 3d designer ,so please help me to create this thing
thanks ALL
sorry for my english