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Old 03-23-2016, 11:39 AM
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DIY_guy
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Join Date: Jan 2014
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Default Loving this digital manufacturing for bowhunting

The brown truck dropped off a 3D printer for archery and bowhunting related prototyping. (and for generally playing around)



As well as a variety of ridged and flexible filament to proto design concepts.



First up is prototyping a broadhead for an upcoming bear hunt.

https://www.youtube.com/watch?v=ENFQUgQgb9g

We are playing around with the 3D printer making prototypes of things we have been wanting to make or improve upon.

First up is a vision of an improved version of an existing product to replace fletching. FOB's are a good product that can be made better. Not necessarily for sale but for personal use, education and enjoyment. I made the ring a bit smaller but the fins a bit bigger.



It weighs slightly less than the FOB brand



clearance from a drop away will be a bit better with this version.



They have a 4 degree offset but I want 7 but may increase that further. FOB's fins are flat. I made this with a curve or radius like an airplane wing to see if that will improve flight. (Again, experimenting)


Time to make a few more and test shoot them.

After test firing them they still hit my face. We are getting closer but time to improve further.

1. Improved rest clearance.
2. Reduced face contact.
3. Reduced weight. (less than existing FOB and closer to 3 Blazers/glue)
4. Increased spin rate.
5. Increase total surface area of fins.
6. Airfoil fins rather than flat.

By making the annular ring smaller and pushing it forward 3/4", the facial contact issue improves as does rest clearance. I prototyped an early version yesterday but went back to the drawing board today.



Next up is a call for the stupid, smelly field carp.

I printed the pot for the call. One in black and another in Black and red and designed in some text just for giggles.



Then made aluminum sound boards



Aluminum and cooper



and a sliding top for the striker to change the tone.





Just waiting for the epoxy to cure to test them for sound.



A 3D printed shelf with hooks we made for hub style blinds.



Adding some hooks and shrink tube.





To quiet the shelf an old mouse pad and double sided tape was used.





Perfect fit.



Plenty of room on the shelf and to hang things.

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