Justinas Petkauskas

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2026 FRC Flip Climb

Fusion, FusionCAM, Mach3Mill · 2026

A flip-climb endgame mechanism for the 2026 FRC game that transmits over 400 Nm of torque to flip and hold a 115+ lb robot.

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Technical Overview

Development

Assembly

Conclusion

Gallery

First CAD prototype. Note slot in outer pipe

Assembled next iteration featuring live axle+split taper bushing bore sprockets

The math said it would work...Right?

Lever moment outer pipe FEA

Shear pin FEA

Gripper tube FEA

Gripper plate FEA

Chaotic climber plate sketch

Drawing with instructions for bushing modifications

First prototype mounted on robot

Work-energy analysis for hypothetical climb timing

Catastrophic yield demonstrating that live axle was impossible

Hard pivot to dead-axle prototype one week before comp

Custom jig to hold steel sprocket on router worksurface

Assembling dead-axle prototype

Still frame of flipped prototype