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-   -   Colson Wheels?? (http://www.chiefdelphi.com/forums/showthread.php?t=116185)

Cash4587 17-04-2013 19:49

Colson Wheels??
 
I'm trying to build a Colson wheel drive system but I need help!! How do I power them? What do I need to get it going? All help is appreciated!!!

wilsonmw04 17-04-2013 19:51

Re: Colson Wheels??
 
Quote:

Originally Posted by Cash4587 (Post 1263806)
I'm trying to build a Colson wheel drive system but I need help!! How do I power them? What do I need to get it going? All help is appreciated!!!

What size colsons are you looking at? How many wheels per side?

jwfoss 17-04-2013 19:51

Re: Colson Wheels??
 
WCP products has two options, live axle and dead axle.

To use with the kitbot (dead axle) you'll need the hubs and two bearings for each wheel.

ehfeinberg 17-04-2013 19:52

Re: Colson Wheels??
 
WCProducts has some good products to help you get started. They make both live axle and dead axle hubs for colson wheels.

Edit: Everybody has the same idea! These must be really good.

Steven Donow 17-04-2013 19:53

Re: Colson Wheels??
 
http://wcproducts.net/wcp-00052/
http://wcproducts.net/wcp-00053/

Depending on whether you go live axle or dead axle, one of these will become your best friend.

Basically, Colson wheels have no hub when you buy them, so either you have to machine your own, or buy these.

AlexH 17-04-2013 20:30

Re: Colson Wheels??
 
i'm gonna be the weird guy and say you should get your colsons from battlekits.com

http://www.battlekits.com/robot_whee...th%20Sprockets

i've used these before on non first robots and i highly recommend them.


robutt marketspace has a good selection of colson wheels without hubs or sprockets.

http://www.robotmarketplace.com/prod...on_wheels.html

Cash4587 17-04-2013 22:06

Re: Colson Wheels??
 
Quote:

Originally Posted by wilsonmw04 (Post 1263809)
What size colsons are you looking at? How many wheels per side?

I'm looking at using 4" and 3 on each side. Depending on the amount of traction they give, I would then go up to 4. I was going to drop the center one an 1/8th of an inch. Then I belt drive them from a live axle (which I now see that WCP is the best option). Let me up load a picture of what I have so far.

George C 17-04-2013 22:15

Re: Colson Wheels??
 
We're using 6 6"x1.5" and really like them. We are finding, however, that both the WCP hubs and the ones we made ourselves can shift a bit over time. The next batch will have a shallow thread cut in them or be knurled. We also used an indexing head, narrow slit saw and horizontal mill to cut a diamond pattern to improve traction. The centre wheels are dropped about 1/8"

Cash4587 17-04-2013 22:27

Re: Colson Wheels??
 
2 Attachment(s)
Here is what I have so far. Hope you guys like it, I've been using Solid Works for about 3 weeks now.. Constructive criticism is always welcome. :o

Attachment 14644
Attachment 14645

NXTGeek 17-04-2013 22:32

Re: Colson Wheels??
 
1 Attachment(s)
Quote:

Originally Posted by Cash4587 (Post 1263946)
Here is what I have so far. Hope you guys like it, I've been using Solid Works for about 3 weeks now.. Constructive criticism is always welcome. :o

Attachment 14644
Attachment 14645

You'll need a way to tension the chain. Here's one way:

Cash4587 17-04-2013 22:41

Re: Colson Wheels??
 
1 Attachment(s)
Quote:

Originally Posted by NXTGeek (Post 1263952)
You'll need a way to tension the chain. Here's one way:

Oh, no chains, I will use 1 belt per side within the rail that are wrapped on either side of the center wheel, Like so:

Attachment 14647

Those small circles are roller bearings for the belts that can be adjusted up and down.

sanddrag 18-04-2013 00:46

Re: Colson Wheels??
 
Quote:

Originally Posted by NXTGeek (Post 1263952)
You'll need a way to tension the chain. Here's one way:

I wonder where you got that idea. ;) :D

PAR_WIG1350 18-04-2013 01:41

Re: Colson Wheels??
 
Quote:

Originally Posted by Cash4587 (Post 1263961)
Oh, no chains, I will use 1 belt per side within the rail that are wrapped on either side of the center wheel, Like so:

Attachment 14647

Those small circles are roller bearings for the belts that can be adjusted up and down.

http://www.chiefdelphi.com/forums/sh...29&postcount=9

be careful

Cash4587 18-04-2013 22:36

Re: Colson Wheels??
 
Quote:

Originally Posted by PAR_WIG1350 (Post 1264076)

Would math have to be done in order to perfect this design or what? how can it be done effectively?

NXTGeek 20-04-2013 01:38

Re: Colson Wheels??
 
Quote:

Originally Posted by sanddrag (Post 1264057)
I wonder where you got that idea. ;) :D

From my brain (?). I designed this during the first week of build season.


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