Duncan Dynamics 3970 | Off-Season Robot | CUBERT

Over the summer and before mttd our team built an offseason robot. Cubert!

Our goal with Cubert

  • Practice new designs and experiment with new concepts
    Ex. Upside down belly pan (1st time), 3d printed pulleys for dead axles, Polycarb Tubing. etc

  • Have more drivers training at the same time

  • “Mock Build Season” and allow students to ,from scratch, create a new robot

cubert

Feel free to ask questions :slight_smile:

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Will there be CAD?

Did you connect the intake vertical plates with nutstrip if so was that sufficient?

Why did you choose to use 2x2 tubing on the chassis? It seems to me that the cutout would significantly reduce its strength as compared to normal 1x2.

is the extra addition on the top of your swerve drive modules for mounting tubing or is it for something else?

I can work on a cad release, ill post it here when it is ready.

Yes, the nutstrips are used to hold the vertical plates. They did up really well holding that plate to the frame. The reason we did this was because the Frame perimeter was max size(other wise we would’ve mounted along the outside), the frame was the only part of the robot not designed and made from scratch in the offseason. It was a frame we made for the 2022 Off Season.

We found that the 2x2 1/16" weighed less and was stronger than the 2x1 1/8". It has to do with the geometry of a square versus a rectangle taking forces. As long as the cutout is to spec and you have corner support it will hold up fine.swervex-handbook

The addition on top of the swerve is not something we had on the actual robot, only in the cad. The module from wcp is able to be mounted on the bottom or the top of a frame. When you download the module cad it includes all the mounting plates. We did not get rid of the top mount plate in the cad. We usually do. Here is a picture of the module.

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3970 Cubert CAD GrabCAD

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How many cycles were yall able to get? It looks really fast.

According to our driver, about 7-8 cube cycles

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Cubert had :fire: stats at MTTD in our Saturday data! Great work on this off-season design. Thanks for sharing CAD.

5419 was supper excited to pick this 3970 bot, hope the driver person is fully recovered :+1:

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