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Soft Actuator with Programmable Design: Modeling, Prototyping, and Applications.

Zicheng Kan1, Chohei Pang1, Yazhan Zhang1

  • 1Department of Mechanical and Aerospace Engineering and The Hong Kong University of Science and Technology, Kowloon, Hong Kong.

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Summary
This summary is machine-generated.

This study introduces a programmable design for soft pneumatic actuators, enabling diverse motions through channel parameter tuning. This method facilitates automatic design for versatile robotic applications in manipulation and locomotion.

Keywords:
kinematic modelinglocomotionmanipulationmodular roboticsprogrammable modalitysoft roboticstask-oriented design

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Area of Science:

  • Robotics
  • Materials Science
  • Mechanical Engineering

Background:

  • Current soft actuator designs are often limited to specific functions.
  • A need exists for adaptable actuators capable of diverse motions.

Purpose of the Study:

  • To present a novel programmable design for soft pneumatic bellows-shaped actuators.
  • To develop a method for automatic design of actuators with tunable functionalities.

Main Methods:

  • Established a kinematic model for motion prediction.
  • Executed a sampling-based optimal parameter search for automatic design.
  • Utilized additive manufacturing for prototyping.

Main Results:

  • Generated three types of actuators demonstrating a wide range of motions.
  • Validated the kinematic model's accuracy in predicting motion trajectories.
  • Demonstrated multifunctional robots for manipulation and locomotion tasks.

Conclusions:

  • The proposed design method and kinematic models enable automatic generation of function-oriented actuators.
  • This approach offers adaptability and convenience for designing soft actuators for various robotic applications.