arXiv:2509.13077cs.ROcs.AI2025-09被引 3

用AI自动生成适配任务的机械臂,设计速度从小时级缩短到秒级。

A Design Co-Pilot for Task-Tailored Manipulators

  • 基于可微分框架,通过反向运动学学习实现机械臂形态自动优化。
  • 在复杂环境、指定工作空间内均能生成性能更优的定制化机械臂。
  • 适合工业场景快速迭代,支持人机协作与模块化硬件实时适配。

尽管机器人机械臂应用日益广泛,制造商仍普遍采用“一刀切”设计,导致性能不佳。定制化机械臂受限于长周期、高成本的研发流程。本文提出一种自动化设计方法,通过学习多种机械臂的逆运动学,构建全可微分框架,实现梯度驱动的形态与运动学联合优化。相比传统优化方法需数小时,本方法将设计时间缩短至秒级,作为设计协作者支持即时调整与高效人机协同。数值实验表明,该方法可在杂乱环境中导航,优化特定工作空间表现,并适应不同硬件约束。最终,在真实世界中搭建由仿真设计的模块化机械臂,成功通过障碍赛道,验证了方法的实用性。

原文摘要 · Abstract (English)

Although robotic manipulators are used in an ever-growing range of applications, robot manufacturers typically follow a ``one-fits-all'' philosophy, employing identical manipulators in various settings. This often leads to suboptimal performance, as general-purpose designs fail to exploit particularities of tasks. The development of custom, task-tailored robots is hindered by long, cost-intensive development cycles and the high cost of customized hardware. Recently, various computational design methods have been devised to overcome the bottleneck of human engineering. In addition, a surge of modular robots allows quick and economical adaptation to changing industrial settings. This work proposes an approach to automatically designing and optimizing robot morphologies tailored to a specific environment. To this end, we learn the inverse kinematics for a wide range of different manipulators. A fully differentiable framework realizes gradient-based fine-tuning of designed robots and inverse kinematics solutions. Our generative approach accelerates the generation of specialized designs from hours with optimization-based methods to seconds, serving as a design co-pilot that enables instant adaptation and effective human-AI collaboration. Numerical experiments show that our approach finds robots that can navigate cluttered environments, manipulators that perform well across a specified workspace, and can be adapted to different hardware constraints. Finally, we demonstrate the real-world applicability of our method by setting up a modular robot designed in simulation that successfully moves through an obstacle course.

机器人设计生成式建模可微分优化模块化机器人

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