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 Building / Mecha / 12070
12069  |  12071
Subject: 
Re: Johnny five IS alive - first MOC
Newsgroups: 
lugnet.robotics, lugnet.build.mecha, lugnet.technic
Date: 
Thu, 20 Jan 2005 22:16:38 GMT
Viewed: 
25 times
  
In lugnet.robotics, Ross Crawford wrote:
In lugnet.robotics, Stefan Naepflin wrote:
In lugnet.robotics, Ross Crawford wrote:

One question I have, how smoothly does it move on those treads? I found my crane
was pretty jerky when it moved.

Thank you for your feedback and for adding my post to .technic.

Yes it's true, moving is pretty jerky and because of the huge overall weight the
treads will broke up .relatively often.

Maybe I'll think about another kind of treads but I'll finish up the other parts
first

You might find that spreading the hinge plates wider on the tread shoes will
help. Having them near the centre increases the "twisting" effect if there are
forces near the edge of the shoes. Also, having 3 per shoe instead of 2 may help
- mine don't break apart very often now, mostly only when trying to turn (move
one tread faster than the other).

Perhaps switching to 2x plates instead of 4x for the tread surfaces would help -
this would help to smooth the curve around the wheels, at the cost of almost
doubling the number of hinges you would need to add.

Otherwise, love this MOC.  Great follow-through on your initial inspiration.

-nk



Message has 1 Reply:
  Re: Johnny five IS alive - first MOC
 
(...) --snip-- good idea,I have a lot of hinge plates in my depot. So I will give a try. -------- (...) -- snip -- Yes the 4x plates are really "stressed" turning around the wheels. I think the combination of both, smaller plates and re-arangeing (...) (20 years ago, 21-Jan-05, to lugnet.robotics, lugnet.build.mecha, lugnet.technic)

Message is in Reply To:
  Re: Johnny five IS alive - first MOC
 
(...) You might find that spreading the hinge plates wider on the tread shoes will help. Having them near the centre increases the "twisting" effect if there are forces near the edge of the shoes. Also, having 3 per shoe instead of 2 may help - mine (...) (20 years ago, 20-Jan-05, to lugnet.robotics, lugnet.build.mecha, lugnet.technic)

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