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-   -   Chiaphua gears (http://www.chiefdelphi.com/forums/showthread.php?t=14586)

R Bohannan 28-09-2002 22:46

Chiaphua gears
 
Does anyone have any spare Chiaphua gears that we can beg, borrow, steal, or barter? We have now destructed about 6 of those "indestructable" beasts.

Rob Colatutto 29-09-2002 00:14

are you talking about the small gold colored ones?

R Bohannan 29-09-2002 00:20

Yes, the ones that mate with the output shaft of the Chiaphua.

RBrandy 29-09-2002 14:36

ill see if we have any... im not promising anything

Jon Lawton 29-09-2002 14:55

How the heck did you destroy them?

Rob Colatutto 29-09-2002 15:56

i'm not sure how you could really destroy those. perhaps you have some gear ratio problems in there, might wanna check it out before you start using a new one

R Bohannan 29-09-2002 20:36

Let's see.
We lost No. 1 at regionals when we bent a shaft. The gear that mates with the Chiaphua gear took out about 1/4" of the teeth.

We lost No. 2 and 3 during the same match when we broke the shafts that the Chiaphua gears were mounted on. The mating gear again chewed up the Chiaphua gears.

I don't remember when/how we lost Number 4, but it was a similar situation.

Numbers 5 and 6 are on our robot now, but are badly mangled.

If we can find some of these beasts, we'll post some pictures of our "handiwork".

RBrandy 29-09-2002 21:33

how are the shafts on the bot doing now? cause if they are still bent, the way im seeing it, ur gonna break every gear we give u

Rob Colatutto 29-09-2002 22:21

could there possibly be some way you can prevent these shafts from bending? it sounds like there could be some strange design in your drive system that it doesn't like when you put any type of force on it, i had never heard about these gears breaking before, but i guess anything can happen

R Bohannan 30-09-2002 08:46

The current shafts are fine now. In fact we redesigned the whole transmission. The flaw (lesson learned) from the old transmission is that we used 3/8" shafts. The new transmissions are using 5/8" shafts and are working fine.

There's not enough space on the server to list all the shafts we bent this year. The most frustrating part is that it all started when, during the heat of battle at UTC, someone forgot to install the mounting screws on one side of one transmission. That transmission then torqued and bent the output shaft. Causing a very unfortunate chain of events.

We learned a lot this year...:rolleyes:

R Bohannan 01-10-2002 20:37

Many thanks to team 151 who has graciously provided us with two gears. Thanks all.


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