マグネト・エラスティカで強化された柔らかい再構成可能な逆転クライミングロボット
Fuwen Hu1,2, Bingyu Zhao1, Wenyu Jiang2
1School of Mechanical and Material Engineering, North China University of Technology, Beijing 100144, China.
Micromachines
|August 28, 2025
まとめ
この研究は,マグネト弾性強化複合弾性材から作られた新しいソフトロボットを紹介しています. リコンフィギュレーション可能なこのロボットは 多様運動と磁気粘着を備えており 逆さまのクローリングも含む 多様運動を可能にします
科学分野:
- ロボット
- 材料科学
- 柔らかい物質の物理
背景:
- 柔軟なロボットは 複雑な環境に安全性や適応性を 提供します
- 柔らかいアクチュエータの変形を制御することは,多用途の移動を実現するための課題です.
- 磁気弾性複合材料は 調節可能な機械的特性を有します
研究 の 目的:
- マルチモダルな動きを可能にする 新しいソフトで再構成可能な 移動ロボットを開発する
- 制御可能な磁気弾性強化複合弾性物質のロボット用アプリケーションの使用を調査する.
- ロボットが様々な動きと 表面に付着する能力を 証明するためです
主な方法:
- 3Dプリントされた磁気弾性弾性エラストマーアクチュエータの製造
- コントロールされた変形のための磁気-メカニカルコップリングを調節するためにロープモーター駆動方法を使用します.
- ロボットパターンの異なる線形,平行,三角形の配置にアクチュエータを組み立てる.
- フェロマグネティックな表面で 爬行,回転,オムニディレクショナルな動き,逆転の爬行を実証する.
主要な成果:
- ソフトロボットは,1.11 mm/s (ひねり/回転) と 1.25 mm/s (オムニディレクション・クローリング) の速度を達成しました.
- 磁気粘着により 3.40 mm/sまでの速度で 曲線のある磁気表面にひっくり返って爬行することが可能になった.
- ロボットはシンプルな構造,低コスト,再構成可能なマルチモダルの動作能力を実証しました.
結論:
- 開発された柔軟な再構成可能なロボットは,有望な多式移動と表面粘着性を示しています.
- その設計は,狭い空間での検査と操作に費用対効果があり,適応可能なソリューションを提供します.
- この作業は,環境への挑戦的な作業のためのソフトロボットの進歩に貢献します.
関連する概念動画
01:17Rolling Resistance: Problem Solving
447
Rolling resistance, also known as rolling friction, is the force that resists the motion of a rolling object, such as a wheel, tire, or ball, when it moves over a surface. It is caused by the deformation of the object and the surface in contact with each other, as well as other factors like internal friction, hysteresis, and energy losses within the materials. Rolling resistance opposes the object's motion, requiring additional energy to overcome it and maintain movement. In practical...
447
01:19Members Made of Elastoplastic Material
156
The behavior of elastoplastic materials under bending stresses, particularly in structural members with rectangular cross-sections, is crucial for predicting material responses and understanding failure modes. Initially, when a bending moment is applied, the stress distribution across the section follows Hooke's Law and is linear and elastic. This distribution means the stress increases from the neutral axis to the maximum at the outer fibers, up to the elastic limit.
As the bending moment...
As the bending moment...
156
01:19Electro-mechanical Systems
1.1K
Electromechanical systems are intricate configurations that effectively combine electrical and mechanical elements to achieve a desired outcome. Central to many of these systems is the DC motor, a device that converts electrical energy into mechanical motion, enabling various applications ranging from simple fans to complex robotic mechanisms.
A key component of the DC motor is the armature, a rotating circuit positioned within a magnetic field. As an electric current passes through the...
A key component of the DC motor is the armature, a rotating circuit positioned within a magnetic field. As an electric current passes through the...
1.1K
01:24Circular Shafts - Elastoplastic Materials
159
The study of solid circular shafts under stress shows that within the elastic limit, stress increases directly to the distance from the shaft's center. This relationship holds until the shaft reaches a critical point of stress, beyond which it begins to yield, marking the transition from elastic to plastic deformation. At this crucial juncture, the maximum torque the shaft can endure without permanent deformation is determined, signifying the limit of its elastic behavior.
As torque on the...
As torque on the...
159
01:17Magnetic Damping
544
Eddy currents can produce significant drag on motion, called magnetic damping. For instance, when a metallic pendulum bob swings between the poles of a strong magnet, significant drag acts on the bob as it enters and leaves the field, quickly damping the motion.
If, however, the bob is a slotted metal plate, the magnet produces a much smaller effect. When a slotted metal plate enters the field, an emf is induced by the change in flux; however, it is less effective because the slots limit the...
If, however, the bob is a slotted metal plate, the magnet produces a much smaller effect. When a slotted metal plate enters the field, an emf is induced by the change in flux; however, it is less effective because the slots limit the...
544