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Folding and Characterization of a Bio-responsive Robot from DNA Origami

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Published on: December 3, 2015

LEGO-like Origami Robots Standardize Structure Design of Soft Robots.

Zheng Wang¹, Yuzhe Wang², Hongying Zhang¹

¹Department of Mechanical Engineering, National University of Singapore, Singapore, 117575, Singapore.

Advanced Science (Weinheim, Baden-Wurttemberg, Germany)

|December 12, 2025

Summary

This summary is machine-generated.

This study introduces a new method for designing soft robots using modular, LEGO-like origami actuators. This standardized approach enables the creation of accurate and functional robotic systems through optimized assembly.

Keywords:

modular soft actuators origami robots soft robotics

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Area of Science:

Robotics
Mechanical Engineering
Materials Science

Background:

Soft robots offer advantages in dexterity and safety.
Current design methods for soft robots can be complex and time-consuming.
Modular components can simplify robot construction.

Purpose of the Study:

To present a novel design methodology for automatically constructing soft robots.
To standardize the design process using modular, LEGO-like origami actuators.
To validate the methodology through the creation of functional robotic systems.

Main Methods:

Incorporation of thickness accommodation into kinematics models.
Development of an optimization-based assembly strategy.
Design and assembly of LEGO-like origami actuators for validation.

Main Results:

A robot arm achieved high position accuracy (3 mm deviation over 400 mm span).
Successfully designed, built, and tested soft robots for manipulation and inspection.
Demonstrated a bipedal walking robot, confirming algorithm feasibility.

Conclusions:

The proposed design methodology enables automated construction of soft robots.
The LEGO-like origami actuator system allows for accurate and functional robotic systems.
This framework standardizes the assembly of modular soft actuators into complex robots.