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 Anything Wrong? Ackerman Steering

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LAWN MOWER MUDDER
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kieranruffell
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PostSubject: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 21st 2014, 4:50 am

So the picture on the left is one I found on a website and the one on the right is a modified version of what I plan to do, can you see any problems with it?
Thanks
steering - Anything Wrong? Ackerman Steering Untitl10
My amazing skills in paint lol!
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Doc Sprocket
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 21st 2014, 7:03 am

Nope. That's correct.
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Stretch44875
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 21st 2014, 9:04 am

Ackerman is right. Direct steer won't work. Need another connecting spot on your king pin for drag link. Should be a good diagram on here somewhere.
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CornShuck4CE
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 21st 2014, 10:32 am

Doc Sprocket wrote:
Nope. That's correct.
affraid WHAT DOC IS WRONG.  steering - Anything Wrong? Ackerman Steering 2429134702
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willis923
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 21st 2014, 12:06 pm

"OH boys! look at the Ackerman'd onto it.. Ackerman's"
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LAWN MOWER MUDDER
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 21st 2014, 12:13 pm

willis923 wrote:
"OH boys! look at the Ackerman'd onto it.. Ackerman's"

Friggen Rights he did..
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Doc Sprocket
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 21st 2014, 7:22 pm

CornShuck4CE wrote:
Doc Sprocket wrote:
Nope. That's correct.
affraid WHAT DOC IS WRONG.  steering - Anything Wrong? Ackerman Steering 2429134702

Who the hell said I'm wrong? I do Ackermann on all my steering systems...
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kieranruffell
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PostSubject: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 21st 2014, 10:07 pm

Wait what? Now i'm just confused. Question
Is this the image?
steering - Anything Wrong? Ackerman Steering Splain10
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CornShuck4CE
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 22nd 2014, 10:06 am

Doc Sprocket wrote:
CornShuck4CE wrote:
Doc Sprocket wrote:
Nope. That's correct.
affraid WHAT DOC IS WRONG.  steering - Anything Wrong? Ackerman Steering 2429134702

Who the hell said I'm wrong? I do Ackermann on all my steering systems...
Easy doc. I ment on the direct steer.
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Doc Sprocket
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 22nd 2014, 6:39 pm

CornShuck4CE wrote:
Doc Sprocket wrote:
CornShuck4CE wrote:
Doc Sprocket wrote:
Nope. That's correct.
affraid WHAT DOC IS WRONG.  steering - Anything Wrong? Ackerman Steering 2429134702

Who the hell said I'm wrong? I do Ackermann on all my steering systems...
Easy doc. I ment on the direct steer.

Oh, I'm fine. I just completely fail to understand what's supposed to be wrong there. Y'all gotta remember- I do go karts. Go karts= direct steer. I factor in Ackermann, KPI and caster when I do them. But unless I wasn't paying full attention, I didn't see anything wrong there.
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kieranruffell
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 22nd 2014, 6:58 pm

So is there anything wrong?
Any suggestions?
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 23rd 2014, 6:20 am

They are commenting on the black lines (linkages). All linkages should when possible be 90 degrees on another. That way you get equal throw left and right, right? tongue

steering - Anything Wrong? Ackerman Steering 1qpk47
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 23rd 2014, 5:23 pm

Thunderdivine wrote:
They are commenting on the black lines (linkages). All linkages should when possible be 90 degrees on another. That way you get equal throw left and right, right?  tongue

steering - Anything Wrong? Ackerman Steering 1qpk47

The diagram works fine in the original configuration. Basic go kart stuff. I'm stumped here. I see nothing wrong.
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 23rd 2014, 7:23 pm

Doc Sprocket wrote:
Thunderdivine wrote:
They are commenting on the black lines (linkages). All linkages should when possible be 90 degrees on another. That way you get equal throw left and right, right?  tongue

[pic]

The diagram works fine in the original configuration. Basic go kart stuff. I'm stumped here. I see nothing wrong.
What, the first diagram OP drew? There's a lot wrong with that one. Steering backwards, don't get full motion range.
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 23rd 2014, 7:33 pm

I guess that's a matter of perspective. If you're silly enough to take it as a scale technical drawing... Maybe. Maybe not.
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 23rd 2014, 8:10 pm

Doc Sprocket wrote:
I guess that's a matter of perspective. If you're silly enough to take it as a scale technical drawing... Maybe. Maybe not.

Wait.

What?

Im not sure what your referring to. Like, at all lol. bounce
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 23rd 2014, 9:37 pm

redlinemotorsportts wrote:
Doc Sprocket wrote:
I guess that's a matter of perspective. If you're silly enough to take it as a scale technical drawing... Maybe. Maybe not.

Fantastic! Then... we're all pretty much lost. LOL

Wait.

What?

Im not sure what your referring to. Like, at all lol. bounce
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 24th 2014, 6:43 am

Ackerman was fine. That direct steer was way off. If I get time, I'll post a pic.
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 24th 2014, 7:13 pm

ok. I polished things a bit, and clarified some stuff. Really, it's the same thing, just interpreted. Anybody?

Mine on the left, original on the right.
steering - Anything Wrong? Ackerman Steering Untitl10
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 25th 2014, 11:44 am

Doc Sprocket wrote:
ok. I polished things a bit, and clarified some stuff. Really, it's the same thing, just interpreted. Anybody?

Mine on the left, original on the right.
steering - Anything Wrong? Ackerman Steering Untitl10

LOL - The Handy, dandy steering column put us off course, won't happen again Captin! Yarr!!!

Guess it's A OK then.
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 25th 2014, 12:59 pm

So...you guys get the thing built yet? Very Happy
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 26th 2014, 10:41 am

Okay, finally got some time to post what I think needs to happen.


On left, is a simplified version of what Doc posted, what I would call go-kart/ATV steering.  Two tie rods connected to one or two pitman arms in the middle.  Works great, but usually we have an engine in the way.

On the right is what works for front engine mowers.  Steering column is not shown, because it is straight up and down for this simple drawing.  It uses an extra connection to the spindles to get the steering hooked up.

steering - Anything Wrong? Ackerman Steering Untitl10_zps09accc61
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PostSubject: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 27th 2014, 3:39 am

Thanks Doc and stretch that was just what I needed, Now I can get on with making it Very Happy
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 27th 2014, 3:01 pm

I have the steering setup on the left for the massey I absolutely love it it is a really tight setup only thing Id change is the ratio but thats because I have big tires lol
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PostSubject: Re: Anything Wrong? Ackerman Steering   steering - Anything Wrong? Ackerman Steering Icon_minitimeSeptember 27th 2014, 8:09 pm

kieranruffell wrote:
Thanks Doc and stretch that was just what I needed, Now I can get on with making it Very Happy

Fantastic... Good luck!
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