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 bar exam rebuild

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rjw
Cody
Stephen
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Frisco
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Location : Brownsville, Pennsylvania

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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeThu Oct 14, 2010 9:32 pm

I always said that if someone can get around and to the back side of you then it is driver error and not design error... They are designed to not let someone do that..

I am kind of 50/50 on enclosing them and letting them get traction....

I am just waiting for someone to actually debate it with me and point me in the right direction on that decision.

I have had kids build them both ways and once again I am still 50/50....

Just for the fact of a smaller arena here locally it really keeps me keeping them exposed...

I dont know????

Frisco
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rjw
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rjw


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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeThu Oct 14, 2010 11:31 pm

Build for the future

these stupid melty robots pingpong off of everything in the arena. On more than 1 occasion,an exposed wheel on the back side of a bot got damaged. even the Gboxes got damaged. you can point and drive your bot well and a melty can cause damage from any angle. It's a total crapshoot.

Meltys are pieces of junk that should be banned from competition....

Until that happens, you have been forwarned...never trust a melty further than you can throw it...period.

So if it's 50/50, then go with protected wheels
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Stephen
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Stephen


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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeThu Oct 14, 2010 11:37 pm

rjw wrote:
Build for the future

these stupid melty robots pingpong off of everything in the arena. On more than 1 occasion,an exposed wheel on the back side of a bot got damaged. even the Gboxes got damaged. you can point and drive your bot well and a melty can cause damage from any angle. It's a total crapshoot.

Meltys are pieces of junk that should be banned from competition....

Until that happens, you have been forwarned...never trust a melty further than you can throw it...period.

So if it's 50/50, then go with protected wheels

Ill probly feel dumb after I get the answer
But what is a melty what r u talking about

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rjw
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rjw


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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeThu Oct 14, 2010 11:48 pm

15 pound melty = 15 pound weapon

120 pound melty = 120 pound weapon

Alex, I don't know if you noticed, but even the small ones destroyed quite a few bots along the way.

They're just tough to keep together, in that every wire, spring, brush, battery, etc is all part of the flippin weapon.....things break in ways that you never thought possible.

If Someone can get regular drive mode implemented, they could be untouchable.

Personally, Ithink that every educational team should have 1 if only for the tech invloved...great learning /teaching tool and not a hard build.
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Cody
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeThu Oct 14, 2010 11:57 pm

i think if this sport heads in any direction it should be autonomous
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rjw
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 12:48 am

Alex...take a chill pill

When have I not replied???

I think that you're confused because there is so much going on and the question is which way to go???

Relax, do your research and it will all come to you....Remebering that unless I show up or MLEC, the chances of running into a good melty are , at the moment, somewhat scarce....that could change, but I think that most still don;t believe that thy're for real (maybe I can sneak into Moto unoticed and steal a win or 2).

Shhhhhhh ...mums the word
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rjw
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 12:50 am

Cody Harris wrote:
i think if this sport heads in any direction it should be autonomous

then you could compete and ride your bike at the same time..... affraid
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Frisco
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 7:47 am

No chance on the un noticed part...

I agree melty's are a good design but I also say there is still no navigated control once spinning...

we lost to Steel center on a somewhat melty and the judges really did not take controlled movement and strategy into consideration....

That match was kinda why I think melty's are a good design....

They can keep someone away and not really give them a chance for a good hit but then again you really dont drive them..

FRISCO
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rjw
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 9:32 am

In one match on the wood floor, the 3 pound melty was moving pretty much like a regular robot.

On steel, my meltys can move pretty well.

In time if I don't, some one else will figure it all out .
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Stephen
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 11:16 am

oh they are spinners ok i was confused
i would love to do a melty but like frisco was saying hey are real hard to control at least the ones i have seen
the only good spinners in know of have a solid inner body but have a circle spinning around them

like ingor eater of souls
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rjw
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 11:44 am

I think that rick will re-think things when he sees mine
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rjw
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 2:21 pm

getting back to bar exam......you might notice that all the mlec bots are what I call minimum volume....stuff is crammed in pretty tight, but air takes weight to surround.

making a bot as small as possible opens up doors for better , thicker , beefier members.

Fo example, you;re not gonna get any more energy out of a drum that is 6" long or 10" long, yest the power to cdrive the lnger one is more, plus it adds extra weight and weakens the structure because of the added distance between supports.

Our kids studied this intensely thru the riobotz tutorial and other sources...it's plain and simple, you only have 12 or 15 pounds to work with, so make sure that you optimize theings...always ask,questions like...'does this need to be that big or that long....and why?

minimum volume bots are just easier to make weight.

Meltys are a bit of an exception, in that the larger diameter = more enegy....but everything in between the tips can be wide open, so weight is kept in check.

My 12 melty swings an 18" diameter, which is pretty large for a 12
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rjw
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 2:23 pm

i would kill at least one of those angles onthe sides and use a dead shaft on the front wheel...steal moe of Plum's shock bot tricks...lol..mind you Humdinger was like that as well..as a matter of fact, take a close look at Humdinger....that is a small minimum volume bot imo
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rjw
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rjw


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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 2:44 pm

or it was Matt's, who got it from who got it from who got it from......and so it goes , right back to the envention of the wheel, which I believe ws invented by Cody.... affraid
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Frisco
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 3:05 pm

I have seen the video of the metly against SS and was very impressed.....

I still dont agree with the controlled movement part of it though..

If I sit there away from you while you are spinning and have my drum spinning too but can actually move around under controlled movement while you cannot..

Do this for the whole match until the buzzer rings.....

WHO WINS ???????

I would rather have the movement part instead of waiting for someone to hit me...

If you look at the BotsIQ judging, Strategy and controlled movement are supposed to be included in the judges decision... like I said earlier they are almost never looked at though.

I think we are using Minimum weight design straight from RioBotz with our designs....

I just dont like attaching the angle to the dead shaft for some reason....

Maybe just superstition but I always thought if you got thrown high enough and came down on the front end then you might bend something up there and end up dragging the ground and loosing mobility or something.... We always went for more of a solid mount straight to the frame.

FRISCO
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rjw
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 3:14 pm

Search the tubbe for readytorumblecombat and you'll see some meltys moving pretty dran well on STEEL.

The optimum formula for melty wheels on wood is still in the infant stages. Plus if you look at the ss vs double strouble right, you'l notice that at the very beginning, the melty was the aggrsoor and moved very well...then stuff happened.

Ignor it if you want to, but you might regret it....in time meltys will move very well...just can't do it all alone and as quickly as some would like.

I hope and think that a lot more have your opinion,m which is grweat for me and mlec, casue there isn't yet a rush to go melty....

keep thinking it's a dud...i like that.....we'll just sneak up on ya...... affraid

in an actual match, judges realize that meltys don't move like regualr bots, but if the melty is inchingtowards you and you spend the match just avoiding it, you'll slose. If you engage, then you'll probably lose as well...so what are the choices.

Look for littel spinny tortoise thingie vs DDT and you'll see a charging melty (steel floor) ..then it gets ejected.....lol

I'm trying to keep you in the loop Rick, RESISTANCE IS FUTILE.....
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rjw
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 3:16 pm

Nerc rules atate 1 inch in 30 seconn which the melty did do that or better.....even when stuck in the corner

If you look at the highspeed video, the melty initiated 3 or 4 of the hits and got the better of them as well

jmo
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rjw
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 3:35 pm

Also, in case you didn't know....the ant tooke 3rd, only losing to Kyle's bots, who was driving my ant except for when we had to fight his bots.

and the 3 melty went undefeated right up until the finals where it lost 2 in a row, for a second place finish.

At time they didn't move that well, but at other times they did...plus theey stopped sweeping the debris from the floor toawrds the end of the event, for some reason.

In that this was my meltys debut event and on an unkown floor, I think that they did very well.

Not many have posted video ofthe carnage, but plenty of other bots got trashed by the little meltys...they didn;t just look at the bots and hand us the trophies....lol

Is there room for improvemenst...Yes , plenty....give it some time and maybe even join in the fun....it's all good....

On a personal note, while I have some formidable drumbots in the fold, I actually withdrew them from the event for various reasons. When I'm done with melty, if nothing else truly innovative comes up, I'll probably retire from all this....
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rjw
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 3:52 pm

did I mention that the ant was only runniing on 1 wheel drive for most of the event...and we did nothing but change batteries to either of the little ones.....I think that a receiver went south near the end, but that was it....

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Cody
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 5:57 pm

Sad i didnt even say anything this time elephant
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rjw
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeFri Oct 15, 2010 9:13 pm

Cody Harris wrote:
Sad i didnt even say anything this time elephant

Say what?

I could feel your Aura floating around here... alien
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Stephen
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeThu Nov 04, 2010 9:50 pm

I have been working on the weapon design.

i had the old one that is on the whole robot drawling.

then i made this one


[img]bar exam rebuild  - Page 2 5-1[/img]
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Stephen
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeThu Nov 04, 2010 9:53 pm



Then i changed it up a bit and made this. keep in mind its only 2.25 inch diameter. let me know what you guys think




[img]bar exam rebuild  - Page 2 1-1[/img]
[img]bar exam rebuild  - Page 2 2-1[/img][img]bar exam rebuild  - Page 2 3-1[/img]
[img]bar exam rebuild  - Page 2 4-1[/img]
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Don Doerfler
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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeThu Nov 04, 2010 9:59 pm

look good
steel drum?
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Stephen
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Stephen


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PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitimeThu Nov 04, 2010 10:00 pm

its going to be s7 but i like the color of whatever that is in cadd
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bar exam rebuild  - Page 2 Empty
PostSubject: Re: bar exam rebuild    bar exam rebuild  - Page 2 I_icon_minitime

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