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-   -   Tank Swerve (http://www.chiefdelphi.com/forums/showthread.php?t=142155)

allgoodthehood 19-01-2016 18:55

Tank Swerve
 
Is tank swerve drive a feasible drive train?

CalTran 19-01-2016 18:56

Re: Tank Swerve
 
Like tank treads in swerve modules? Seems like the weakness of both with slight benefit over regular swerve.

asid61 19-01-2016 19:26

Re: Tank Swerve
 
How would that look? The treads would have to be really short so the the modules could go into a typical 4-module swerve configuration.

Oslim1999 19-01-2016 19:31

Re: Tank Swerve
 
Are you asking if a two-tread swerve (where the normal sized-tank treads rotate), or a 4-tread swerve with four really small treads?

Anthony Galea 19-01-2016 19:44

Re: Tank Swerve
 
If I'm visualizing this right, I feel like the rotation of the modules if it was 4 module swerve would cause a lot of turning scrub, and even more so if it was 2 module. If you could design it and build it, congratulations, but I don't really see a competitive advantage that could be gained from it.

Electronica1 19-01-2016 19:56

Re: Tank Swerve
 
Does this count?

EmileH 19-01-2016 20:07

Re: Tank Swerve
 
Quote:

Originally Posted by Electronica1 (Post 1526883)

Correct me if I'm wrong but isn't that more of an omni-wheel style than an independently steered tank drive module?

Justin Ridley 19-01-2016 20:13

Re: Tank Swerve
 
http://www.chiefdelphi.com/media/photos/12291

The godfathers of swerve, FRC47, did it in 2001. 4 wheel independent tank tread swerve modules. This, back when motor selection was nowhere close to what we have today.

CalTran 19-01-2016 20:15

Re: Tank Swerve
 
Quote:

Originally Posted by Justin Ridley (Post 1526891)
http://www.chiefdelphi.com/media/photos/12291

The godfathers of swerve, FRC47, did it in 2001. 4 wheel independent tank tread swerve modules. This, back when motor selection was nowhere close to what we have today.

Huh. TIL. Any videos of this floating around?

RyanShoff 19-01-2016 22:33

Re: Tank Swerve
 
The real question is whether it is called a twerve drive or a swank drive.

Ricky Bobby 19-01-2016 23:09

Re: Tank Swerve
 
We are planning on doing a butterfly drivetrain with the low gear wheels on the inside, but instead of wheels we will be using tank treads to be able to push around other bots and be able to cross some of the tougher defenses while still being able to out maneuver many bots on the offensive

TheHolyHades1 19-01-2016 23:11

Re: Tank Swerve
 
Do you mean having a turreting center piece, similar to how a modern tank's weapon can aim independent of the wheel orientation (I think)?

Peyton Yeung 20-01-2016 00:08

Re: Tank Swerve
 
461 did a tank swerve in 2002. I uploaded a video of one of the matches where the camera features it near the end.

Ricky Bobby 20-01-2016 00:30

Re: Tank Swerve
 
Quote:

Originally Posted by CalTran (Post 1527011)
Wait, so swerve or butterfly? The two are not the same.

It will be butterfly with tank treads instead of high traction wheels, not swerve drive. We are calling it Butter Tank.

allgoodthehood 20-01-2016 17:34

Re: Tank Swerve
 
Quote:

Originally Posted by RyanShoff (Post 1526976)
The real question is whether it is called a twerve drive or a swank drive.

This is really the only question the needs to be answered in this thread.


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