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SciBorg Dave 07-02-2015 23:42

Worried about weight ?
 
As the finished Bot comes together we are starting to worry about the 120 pound max.
Any other teams having weight problems ?

Sperkowsky 07-02-2015 23:43

Re: Worried about weight ?
 
Quote:

Originally Posted by SciBorg Dave (Post 1440089)
As the finished Bot comes together we are starting to worry about the 120 pound max.
Any other teams having weight problems ?

We are fine I picked up the bot today and estimate its only around 40 pounds. But we also have a somewhat short bot compared to many this year.

Christopher149 08-02-2015 00:00

Re: Worried about weight ?
 
Last we measured, we should be hitting somewhere around 100-110 pounds (and we're 77" tall).

SciBorg Dave 08-02-2015 00:07

Re: Worried about weight ?
 
Quote:

Originally Posted by Christopher149 (Post 1440096)
Last we measured, we should be hitting somewhere around 100-110 pounds (and we're 77" tall).

We are 77 " tall and we will weight the bot with all components tomorrow. We should be about 110-115 pounds.

viggy96 08-02-2015 00:11

Re: Worried about weight ?
 
Definitely. We're about 72" tall, and we're about 128lbs, 8lbs over the limit, and thats not even counting 2 other CIM motors we're planning on using.

Zebra_Fact_Man 08-02-2015 00:26

Re: Worried about weight ?
 
Not really. Prototype was only 85lbs and we only plan to add 25lbs more weight to the competition bot.

MrForbes 08-02-2015 00:28

Re: Worried about weight ?
 
yeah, it's going to be close this year.

EricH 08-02-2015 00:58

Re: Worried about weight ?
 
Yeah, we're worried about weight. "Hey, we got any ballast around here, and where we gonna put it?"

The practice bot and a bunch of parts for it hit the scale at under 90 lbs today.

AllenGregoryIV 08-02-2015 01:05

Re: Worried about weight ?
 
We're a little heavy for the first time ever. We started figuring out the robot's diet plan tonight.

Jon Stratis 08-02-2015 01:05

Re: Worried about weight ?
 
We weighed today, and yes, it's going to be close. Closer than I think we've had in a long time (usually we're looking to add some weight around this point in the season). So, we started a couple of small projects to shave some weight.

We're going to save about 2 lbs (up high, no less!) replacing some 1" angle diagonal cross members (only there to keep things square) with some cables that'll do the same job while in tension - it's a difference of about 150g per cross member, and there are 6 of them.

Another couple of lbs will be shed by replacing some polycarb side shields with corrugated plastic (The shields are mostly there for sponsor stickers and branding purposes).

We're hoping to get the weight low enough to allow us to add some simple bumpers on 2, possibly three sides (attached in <60 seconds on the field). The two sides would help with concerns over an alliance member hitting the side plates and affecting our drive train, and the third one is mostly for visual appeal, although it would add a little extra protection for our battery.

dellagd 08-02-2015 01:08

Re: Worried about weight ?
 
Quote:

Originally Posted by SciBorg Dave (Post 1440099)
We are 77 " tall and we will weight the bot with all components tomorrow. We should be about 110-115 pounds.

Same situation. All heavy systems are in place and we're at ~97 lbs. Add a few more pounds for air tanks and tubing and that brings us to around 105. Actually first time in the team's history weight hasn't been an issue. Yay CAD model!

asid61 08-02-2015 01:16

Re: Worried about weight ?
 
Our drivebase was 49lbs in CAD, but only 43lbs in real life. It's really weird.
However, on the whole we are cutting it pretty close.

Bryce Paputa 08-02-2015 01:33

Re: Worried about weight ?
 
Eh we'll be fine. CAD says 85 and I think it's close. Should probably get a scale though...

bEdhEd 08-02-2015 01:37

Re: Worried about weight ?
 
My team cuts it close every season, so we expect to lose some weight. At the moment, we are at around 114 I think, and with some of the things we want to add, we may be hovering at 118-120 like usual.

philso 08-02-2015 01:48

Re: Worried about weight ?
 
Quote:

Originally Posted by AllenGregoryIV (Post 1440120)
We're a little heavy for the first time ever. We started figuring out the robot's diet plan tonight.

https://www.google.com/maps/search/j.../data=!3m1!4b1

Hope this helps, Allen.


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