Monday, March 25, 2024

More finger extension prototypes

     This week I have been working on more finger extension prototypes.

I changed a few things and and moved things around and make this much better pair! however, I need to change the way the end of the finger and the second to the end bit join so that the range of motion isn't stopped. 



I also think that making them a bit shorter would be a good idea so that they can actually curl into my palm a bit when closed. I added two little holes to the end closest to my hand to try and tie elastics onto like the ones I've seen online had- I wouldn't build a part that goes over the back of my hand yet if at all, I just wanted to see why that was necessary and it it even was. However, when I printed this version (which I thought could be the definitive version before aesthetic corrections and resized for different fingers) I think that all my cuts and joins and dodgy booleans I did during the rapid testing wound up with this not being a particularly solid print! 







It definitely seemed to have come apart at some points. However, the size looks good so I am going to fiddle around with remaking the parts in Rhino using the parts that I had made previously.


I rebuilt the parts. I tried adding a little bit of robotish detail.




I finished basically with just enough time to rush to school and set up my print so that it would finish at 12:45 right before the school closed! I stayed and worked on ceramics then booked it upstairs to grab it right before closing time.


The robot details wound up looking pretty crap but I DID IT! I have a finger with a range of motion. I'm so pleased. Now it is very late so I will go to sleep.





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More fingers!

Okay I am here once again with hopefully the final prototype after creating a finger with a better range of motion. I tested out the finger ...