软软的机器人手指,具有与能量合的四度稳定性
Zijie Sun1,2, Tianqi Jiang1, Zhenyu Wang1
1State Key Laboratory of Mechanical Transmission, Chongqing University, Chongqing, China.
Soft robotics
|August 30, 2023
概括
这项研究引入了一种新型的软机器人手指,即轮四脚 (TPQ) 手指,模仿人类的灵巧. 它实现了快速执行,高有效载荷能力,以及适用于软机器人应用的多功能抓取.
科学领域:
- 机器人技术 机器人技术 机器人技术
- 软机器人软机器人 软机器人软机器人
- 生物模拟设计的设计
背景情况:
- 人类手指的表现激发了先进的软机器人手指.
- 目前的软抓手在特定任务中表现出色,但缺乏类似人类的多功能性.
- 同时实现高速,广泛的抓取范围,传感和可变负载能力仍然是一个挑战.
研究的目的:
- 开发一种柔软的机器人手指,其全方位性能与人类手指相美.
- 为了引入一种新的肌轮四方稳定 (TPQ) 指纹设计.
- 为了实现高速,高力,微妙和复杂的抓取任务.
主要方法:
- 使用弹性肌作为唯一的能量储备器,以实现与能量合的四重稳定性.
- 开发了一种能量模型来分析和预测手指的行为.
- 整合了一个软杆机制来传感能力和能量屏障调节板来控制灵敏度.
- 利用机械不稳定性来提高执行速度,并利用四个稳定状态来预先计划的轨迹和多个抓取方式.
主要成果:
- TPQ手指表现出快速反应,在31个月内完成抓取任务.
- 实现了33.25公斤的最大有效载荷能力.
- 成功抓住脆弱的物体 (),薄的物体 (坚果,卡片) 和大物体 (足球),展示了广泛的抓取范围.
结论:
- TPQ手指成功地整合了高速,高力,传感和广泛的抓取范围.
- 这种设计克服了现有的软抓手的局限性,提供了类似人类的灵巧性.
- TPQ手指代表了软机器人操纵能力的重大进步.
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