Thu. Dec 7th, 2023
    Revolutionizing Robotics: 3D Printed Hand Redefines the Future of Soft Robotics

    In a groundbreaking achievement, a team of researchers from ETH Zurich in Switzerland has successfully crafted a robotic hand using 3D printing technology. What sets this innovation apart is that the hand integrates bones, ligaments, and tendons, making it remarkably similar to a human hand. By combining 3D printing with a laser scanner and feedback mechanism, the team has pioneered a new method that demonstrates the potential for building complex and long-lasting robots.

    Unlike traditional robots constructed from materials such as metal, the use of soft materials in this robotic hand has significant advantages. According to Professor Robert Katzschmann, the leader of the research, the softness of the hand reduces the risk of injury when working alongside humans and makes it more adept at handling delicate objects. This development marks a significant milestone not only in the field of 3D printing but also in soft robotics, which has long sought to replicate the complexity of natural organisms.

    The breakthrough lies in the simultaneous printing of all components of the hand, a departure from the traditional process of assembling separate parts. Such an approach was made possible by leveraging fast-curing polyacrylates, a new material compatible with 3D printing. By automating and scaling this high-resolution, multi-material manufacturing process, the research team has paved the way for the creation of even more intricate robotic structures.

    As the demand for robots in various industries continues to grow, ensuring safety around human workers becomes paramount. This innovation in soft robotics presents a transformative solution, reducing the risks posed by traditional industrial robots. It offers a glimpse into a future where human-robot collaborations are harmonious, enabling robots to handle delicate tasks with precision and flexibility.

    Frequently Asked Questions

    1. What is soft robotics?

    Soft robotics is a field that focuses on designing robots using soft and flexible materials. These robots are more adaptable, safer to work with, and better suited for tasks requiring interaction with humans or delicate objects.

    2. How is 3D printing used in robotics?

    3D printing, also known as additive manufacturing, is a process of creating three-dimensional objects by layering materials based on digital designs. In robotics, 3D printing allows for efficient and customizable fabrication of robot parts, enabling the creation of complex structures.

    3. What are the advantages of using soft materials in robots?

    Robots made of soft materials have advantages over traditional metal-built robots, such as improved safety when working alongside humans and enhanced dexterity when handling fragile objects.

    4. Where can I learn more about this research?

    For further details, you can refer to the research paper titled “Vision-controlled jetting for composite systems and robots,” published in the scientific journal Nature. (Link: