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SigmaC@T 2005

Arefin Bari

By: Arefin Bari
New: 20-02-2005 16:29
Updated: 20-02-2005 16:29
Views: 1016 times


SigmaC@T 2005

... need I say more?

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20-02-2005 18:52

shyra1353


Unread Re: pic: SigmaC@T 2005

I think you do have to say more .. I don't understand how it works ....



20-02-2005 18:56

nehalita


Unread Re: pic: SigmaC@T 2005

lol ditto



20-02-2005 19:07

Stephen Kowski


Unread Re: pic: SigmaC@T 2005

say more now, or I will take the knowledge by force at UCF Mr. Bari



20-02-2005 19:27

Arefin Bari


Unread Re: pic: SigmaC@T 2005

alright here we go...

its a BEAST

Middle part of the robot is a cage which comes up and down. fisher price on the right bottom corner of the robot is the winch to bring it up and down. See the vandoor motor hanging down in the middle that is for the PVC arm...

... Thats all I am going to say for now.

Your goal is owned

-Arefin.

<edit> yup yup... want videos? im me or jim... <edit>



20-02-2005 19:29

Specialagentjim


Unread Re: pic: SigmaC@T 2005

IM me @ Specialagentjim for videos of the robot in action OR check out www.sigmacatrobotics.com (more videos going on the site soon)



20-02-2005 19:36

tiffany34990


Unread Re: pic: SigmaC@T 2005

blah -- i get it but have fun fitting it in the box to ship to the competitions -- so what's the final weight ????


arefin-- told ya i get to see the videos



20-02-2005 19:39

Arefin Bari


Unread Re: pic: SigmaC@T 2005

Quote:
Originally Posted by tiffany34990
blah -- i get it but have fun fitting it in the box to ship to the competitions -- so what's the final weight ????


arefin-- told ya i get to see the videos
The robot is in the envelope of 38" by 28" by 5 ft high..

it is 128.7 pounds... yes we are 8 pounds over weight again!!!!!!!

its at 116ish...

I am just kidding

-Arefin.



20-02-2005 19:47

Jaine Perotti


Unread Re: pic: SigmaC@T 2005

I dont see how the inside arm is suported once it is lifted up... the first time I saw the picture this is what confused me. The way it looks in the picture, there isnt any kind of track to keep it straight...unless of course my depth perception is off...is that a track or a part of the arm?

[edit] I think I now see that there is a track...lol...I think it WAS my depth perception

Also, does the winch rely on gravity to be retracted or does it go both ways? Is it just me or are the KOP transmissions mounted at a slant? (not thats its necissarily bad, but I am just curious.) It's kind of hard for me to tell.

Also, how well does your claw work? My team has a similar claw (no actuators involved, just a simple hook), and occasionally things get a little weird with it because we have less control over it.

Other than that...looking sexy! Great job 108!

Oh and another thing...where is the battery?



20-02-2005 19:54

Arefin Bari


Unread Re: pic: SigmaC@T 2005

Quote:
Originally Posted by BurningQuestion
I dont see how the inside arm is suported once it is lifted up... the first time I saw the picture this is what confused me. The way it looks in the picture, there isnt any kind of track to keep it straight...unless of course my depth perception is off...is that a track or a part of the arm?

Also, does the winch rely on gravity to be retracted or does it go both ways? Is it just me or are the KOP transmissions mounted at a slant? (not thats its necissarily bad, but I am just curious.) It's kind of hard for me to tell.

Also, how well does your claw work? My team has a similar claw (no actuators involved, just a simple hook), and occasionally things get a little weird with it because we have less control over it.

Other than that...looking sexy! Great job 108!

Oh and another thing...where is the battery?

Since you write essays for every single post you make... i knew this was coming.

The supports on the outside has a track. Cage comes up and down on that track. The winch comes down because of gravity. Yes, the transmission are mounted on the side supports. The claw works great. The drivers on the team feel comfortable driving that thing around (that claw has no actuator, its a simple PVC arm and claw). The battery is sitting right on the plate of the transmission.

One thing I like about SigmaC@T 2005 is, she is very modular. We can take that thing apart in less than 5 mins and put it together in 5 minutes.

-Arefin.



20-02-2005 20:11

nehalita


Unread Re: pic: SigmaC@T 2005

love the bot - sexy indeed
q: have you run into problems when you try to remove the arm and put the tetras on the goal?



20-02-2005 20:14

Arefin Bari


Unread Re: pic: SigmaC@T 2005

Quote:
Originally Posted by nehalita
love the bot - sexy indeed
q: have you run into problems when you try to remove the arm and put the tetras on the goal?
Not at all. The drivers have been practicing for the past two days and they are comfortable driving the robot. SigmaC@T 2005 will be at UCF, MIDWEST regional and the championship event. Good luck...

-Arefin.



20-02-2005 20:52

Ted Boucher


Unread Re: pic: SigmaC@T 2005

Sweet....

That design is one of the best designs I have seen yet. The wheeled design gives it fast maneuverability and a stable platform for the lifting of a tetra. Looks like you lost some ceiling tiles during practice . j/k



20-02-2005 22:31

Greg Perkins


Unread Re: pic: SigmaC@T 2005

Fin,

your robot looks great! what are those...6's? rollin on dubs eh?


hey good luck, and i hope it comes out better than your cad models !



20-02-2005 22:32

Matt_Kaplan1902


Unread Re: pic: SigmaC@T 2005

Quote:
Originally Posted by Ted Boucher
Sweet....

Looks like you lost some ceiling tiles during practice . j/k
Thats just the Motorola plant adding a new sector of the plant.



21-02-2005 02:51

Specialagentjim


Unread Re: pic: SigmaC@T 2005

Quote:
Originally Posted by nehalita
love the bot - sexy indeed
q: have you run into problems when you try to remove the arm and put the tetras on the goal?
well, to expound on that: Yes, we have had some issues. The PVC tends to catch on the way out. We think we've got it isolated to just two parts where the PVC diameters change. The plan is to create delrin shaft covers that even out the diameter all the way around. However, Kaplan and I are getting pretty good with just this, so we may just leave it and call it a "tetra catching feature"


Quote:
Originally Posted by Ted Boucher
Sweet....

That design is one of the best designs I have seen yet. The wheeled design gives it fast maneuverability and a stable platform for the lifting of a tetra. Looks like you lost some ceiling tiles during practice . j/k

Wait till you see some spins Defense ^ nth degree.



21-02-2005 16:04

408Oxidation


Unread Re: pic: SigmaC@T 2005

Nice bot. Looks like we won't be beating you this year... There's always hope though...
We've had the same issues with PVC catching on the way out... Once you get used to the controls though its easy to stop...
Good luck, see ya at UCF.



21-02-2005 17:07

nehalita


Unread Re: pic: SigmaC@T 2005

i saw the video, seems like if there were any problems with the arm before, you don't have them anymore.
and i saw the spinning, it was lovely.
good job guys.



22-02-2005 22:58

Arefin Bari


Unread Re: pic: SigmaC@T 2005

Time for a video...

www.sigmacatrobotics.com ... A new look at the team and a new look at SOAP.

... check out the video under media tab.



24-02-2005 16:18

Mark Hamilton


Unread Re: pic: SigmaC@T 2005

Driver practice? This is not the team I remember. For shame.



24-02-2005 19:19

Arefin Bari


Unread Re: pic: SigmaC@T 2005

Quote:
Originally Posted by Mark Hamilton
Driver practice? This is not the team I remember. For shame.
Ya you didn't know what "Driver Practice" was back when you were driving for the team did you? ... I guess things have changed.



24-02-2005 19:23

Specialagentjim


Unread Re: pic: SigmaC@T 2005

Quote:
Originally Posted by Arefin Bari
Ya you didn't know what that was back when you were driving for the team did you? ... I guess things have changed.

What?



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