| Author |
Message |
 Topic: Sportsman Summary |
MikeNCR
Replies: 84
Views: 68342
|
 Forum: Rules, Safety, Administration Posted:
Tue Dec 08, 2015 1:05 pm Subject: Sportsman Summary |
grinding disc will shatter under impact most likely
They've lasted decently on occasion- https://www.youtube.com/watch?v=UYFMMGfviO8 |
| Topic: #25 chain drive |
MikeNCR
Replies: 10
Views: 10104
|
Forum: Technical Chat Posted:
Sun Nov 08, 2015 2:24 pm Subject: #25 chain drive |
I've primarily used #35 roller chain on featherweight bots and thus far I've had very good luck when following a few design rules-
-Use chain calculators to get an axle spacing that results in an e ... |
| Topic: Lifter gearboxes. |
MikeNCR
Replies: 18
Views: 19175
|
Forum: Technical Chat Posted:
Sun Oct 25, 2015 2:41 pm Subject: Lifter gearboxes. |
| For Nyx's lifter I run a DeWut in low gear with an extra 9:1 reduction going to a 23" arm. Rough numbers say that at the 50A current limit I use it should be able to lift 45lbs at the tip. It's worked ... |
| Topic: For sale - Decimator |
MikeNCR
Replies: 8
Views: 11144
|
Forum: The Marketplace Posted:
Thu Oct 15, 2015 10:30 am Subject: For sale - Decimator |
SOLD!!!
I couldn't think of anything to buy myself for my birthday yesterday, this is perfect. Now Decimator can go back to the UK championships with Mr Mangle next year 
You mean Motorama, ri ... |
| Topic: Robot videos |
MikeNCR
Replies: 797
Views: 292281
|
Forum: General Chatter Posted:
Tue Sep 15, 2015 2:39 am Subject: Robot videos |
watched all the 30lb dragon con battles. That was entertaining and is there footage up from the little bot with the onboard camera?
Camerabot footage hasn't made it online yet, though it should at ... |
| Topic: Robot videos |
MikeNCR
Replies: 797
Views: 292281
|
Forum: General Chatter Posted:
Mon Sep 14, 2015 9:33 am Subject: Robot videos |
Playlists are up for all of the Dragon Con Robot Battles events. The 30lb playlist includes the special BattleBots exhibition match.
1lb: https://www.youtube.com/playlist?list=PLXxXO1LhNQxQb3faUyIE ... |
| Topic: Battlebots Season 6 |
MikeNCR
Replies: 84
Views: 65935
|
Forum: General Chatter Posted:
Tue Jun 30, 2015 10:27 am Subject: Battlebots Season 6 |
| It was a lot more than a second or two. If you actually watch the video, the fight ended at 4:18 and at 4:35 Don finally let off the controls only after one of the founders of BattleBots came over and ... |
| Topic: Near Chaos Robotics-Eastern US |
MikeNCR
Replies: 46
Views: 35625
|
Forum: Builders Reports Posted:
Sun Jun 21, 2015 2:54 pm Subject: Near Chaos Robotics-Eastern US |
Spanky was due for a bit of an upgrade, so after quite a bit of design work and some laser & waterjetting I put this together:
https://www.youtube.com/watch?v=kTLujqWzp5Q |
| Topic: Battlebots Season 6 |
MikeNCR
Replies: 84
Views: 65935
|
Forum: General Chatter Posted:
Wed Jun 17, 2015 11:02 pm Subject: Battlebots Season 6 |
| Here's the brand he used, might be the right model as well- http://www.ebikekit.com/kit-components/wheels/hub-motors/rear-500w-high-torque-direct-drive-motor/ |
| Topic: Robowars Sydney 2015 - 30 May - Cargo Hall OPT @ Circular Qu |
MikeNCR
Replies: 239
Views: 151618
|
Forum: State Specific Information Posted:
Wed Apr 01, 2015 12:36 pm Subject: Robowars Sydney 2015 - 30 May - Cargo Hall OPT @ Circular Qu |
| Rotary lifters work decently well, though they can tend to turn into rammers when you're not getting much bite- https://www.youtube.com/watch?v=H2lOjOWIr2Q |
| Topic: Robot videos |
MikeNCR
Replies: 797
Views: 292281
|
Forum: General Chatter Posted:
Sun Mar 29, 2015 3:34 pm Subject: Robot videos |
I'd give very good odds that the drive motors are the A23-150 that can be seen here- http://ampflow.com/small_high_performance_motors.htm
Power, dimensions, wires, and brush caps all match. |
| Topic: Near Chaos Robotics-Eastern US |
MikeNCR
Replies: 46
Views: 35625
|
Forum: Builders Reports Posted:
Thu Nov 13, 2014 9:26 am Subject: Near Chaos Robotics-Eastern US |
The instructable on Nyx is live. Covers the full process and includes the original cad files along with alternate parts suggestions where applicable.
http://www.instructables.com/id/Nyx-30lb-Fighti ... |
| Topic: Near Chaos Robotics-Eastern US |
MikeNCR
Replies: 46
Views: 35625
|
Forum: Builders Reports Posted:
Tue Oct 14, 2014 10:22 pm Subject: Near Chaos Robotics-Eastern US |
| Nope, current limiting (50A) via Ragebridge and letting the arm kinda do its thing. Height when lowered is set via the back side of the forks resting on the chassis, so I can raise/lower it by shimmin ... |
| Topic: Near Chaos Robotics-Eastern US |
MikeNCR
Replies: 46
Views: 35625
|
Forum: Builders Reports Posted:
Tue Oct 14, 2014 2:49 pm Subject: Near Chaos Robotics-Eastern US |
Built a new version of Nyx. Here's some testing video-
Crusher:
http://www.youtube.com/watch?v=dIiNyeBWMQU
Lifter:
http://www.youtube.com/watch?v=QwsV7vMWkRo
Axe:
http://www.youtube.com/watch? ... |
| Topic: Jolt & friends - Team Overkill - NSW |
MikeNCR
Replies: 8590
Views: 2659010
|
Forum: Builders Reports Posted:
Sun Oct 05, 2014 10:44 pm Subject: Jolt & friends - Team Overkill - NSW |
Championships day 2
Today went somewhat better; Scissorhands took on Kojack and peeled it open like a ripe tomato. Its now missing the lifter and half it's armour. I then had some fun destroying pr ... |
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