Forum: Technical Discussion
29-01-2016, 11:26
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Replies: 27
Views: 2,899
Re: Tapping into 3D Printed Parts
Last year my team created belt tensioners that were adjusted by turning a bolt that was threaded into the part. We used ¼-20 for this. Our printer is a Stratasys SE Plus. We printed test parts in 3...
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Forum: Technical Discussion
19-01-2016, 21:46
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Replies: 3
Views: 853
Re: Alternative to DART actuators?
You could always use a lead screw and nut (http://www.andymark.com/Lead-Screw-p/am-leadscrew.htm) configuration with a pulley or a belt to get the same type of movement. Another good solution is also...
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Forum: General Forum
08-01-2016, 14:53
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Replies: 8
Views: 1,204
Re: LINEAR ACTUATORS
The normal pattern is that you can use whatever mechanical system you want, as long as its not a fully assembled arm or something like that. However, you can only use FRC legal motors. So I would say...
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Forum: General Forum
07-01-2016, 19:04
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Replies: 79
Views: 12,965
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Forum: Extra Discussion
21-12-2015, 00:46
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Replies: 17
Views: 3,585
Re: pic: 649 Offseason Hexagonal Chain-in-Tube WCD
Hi First_newbie. As someone new to First and CD, you should learn to read the threads before asking questions.
This is so because the chassis is set up on one side with a 6 wheel west coast drive,...
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Forum: Extra Discussion
14-12-2015, 02:39
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Replies: 17
Views: 3,585
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Forum: Extra Discussion
12-12-2015, 18:33
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Replies: 17
Views: 3,585
Re: pic: 649 Offseason Hexagonal Chain-in-Tube WCD
I think that is a nice design especially with the option for both 6 and 8 wheel drive. I was wondering why your side bumper supports are oriented horizontally instead of vertically. Additionally, it...
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Forum: Technical Discussion
07-12-2015, 01:22
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Replies: 7
Views: 2,294
Re: Vapor polishing 3d printed parts
There is a lot about this on other 3D printing sites but if you are concerned with how much you are melting off and hazards, there are multiple methods that you can use. Heating the acetone will be...
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Forum: Technical Discussion
03-12-2015, 06:43
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Replies: 7
Views: 2,294
Re: Vapor polishing 3d printed parts
I have my own 3D printer in my house that I sometimes do this process on. It only works with ABS plastics.
To start off, when looking at what kind of filament you want to use, I would look at what...
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Forum: Technical Discussion
19-10-2015, 18:44
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Replies: 66
Views: 12,080
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Forum: Extra Discussion
05-08-2015, 15:30
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Replies: 7
Views: 2,311
Re: pic: WCD Butterfly Module
That's a really cool design. What is the weight of the chasses? Also when you have the high friction wheels down are the Omni wheels touching the ground?
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Forum: Robot Showcase
12-03-2015, 13:55
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Replies: 1
Views: 1,015
Re: Team 2972 - Centurion
Sorry everyone for the faulty video link.
Here is the right one.
https://www.youtube.com/watch?v=vHl4yxUcaS8&index=3&list=PLD2IjEn6n4WmCJ5lHwExsTxp5zpxDYkho...
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Forum: Robot Showcase
12-03-2015, 03:43
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Replies: 1
Views: 1,015
Team 2972 - Centurion
Since our team does not have an official release video yet, I thought I would share a video (https://www.youtube.com/watch?v=vHl4yxUcaS8&list=PLD2IjEn6n4WmCJ5lHwExsTxp5zpxDYkho&index=3) of the Rock...
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Forum: General Forum
10-03-2015, 13:41
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Replies: 5
Views: 2,167
Re: 2972 Self Correcting After Tipping
Thats a nice maneuver. Right after the video ends, we were attempting to get the fourth tote for co-op, but it was pushed up against a fallen robot. We got one side of our gripper stuck in the other...
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Forum: General Forum
10-03-2015, 11:21
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Replies: 5
Views: 2,167
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Forum: General Forum
10-03-2015, 01:41
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Replies: 5
Views: 2,167
2972 Self Correcting After Tipping
Hey everyone,
My team, RC Dawson 2972, competed in Rock City Regional. In one of the matches, our robot was delivering a tote for the 40 co-op points. In the process, we tipped over. Luckily, Our...
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Forum: Regional Competitions
03-03-2015, 16:35
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Replies: 102
Views: 24,849
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Forum: General Forum
28-02-2015, 02:20
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Replies: 121
Views: 37,354
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Forum: Regional Competitions
26-02-2015, 21:50
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Replies: 102
Views: 24,849
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Forum: Extra Discussion
21-02-2015, 03:23
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Replies: 1
Views: 962
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Forum: General Forum
21-02-2015, 03:22
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Replies: 114
Views: 12,717
Re: Robot Names 2015
Our team was considering naming our robot 2Chains, but then we removed a chain.
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Forum: General Forum
18-02-2015, 03:20
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Replies: 59
Views: 7,717
Re: Hours worked
My school has required sport credits and two years ago we got recognized. We require 110 hours to get the credit, but by the end of the build season the core group (including myself) easily surpass...
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Forum: General Forum
18-02-2015, 03:05
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Replies: 114
Views: 12,717
Re: Robot Names 2015
Our robot's full name is Centurion droptables, or Centurion for short. It is named for both the Centurion tank and the roman warrior and the droptables if for all you coders out there :cool:. We will...
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Forum: General Forum
12-02-2015, 00:58
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Replies: 74
Views: 8,408
Re: What to use for ballast
My team is looking at lead bird shot ballast. Are there any issues to building a solid aluminum box to bold them in? I saw the earlier comment about in in a plastic bag.
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Forum: General Forum
10-02-2015, 23:06
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Replies: 57
Views: 6,077
Re: What motors are you using for your lift?
I don't know the schedule that BaneBots works to, but its probably similar to that of vex or andymark. If you go onto VEX, they sell many different gear ratios for the planetary gearboxes. Since ours...
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I'm about to brain myself on a wall in frustration! - pfreivald [more] 
