外观
论文arXiv 2610.0558324 天前
TacGELLO:用于3D打印遥操作主端的触觉接触反馈
原文链接:TacGELLO: Tactile Contact Feedback for a 3D-Printed Teleoperation Leader(arXiv 2610.05583 · 发布日期:2026-10-04)
TacGELLO: Tactile Contact Feedback for a 3D-Printed Teleoperation Leader
TacGELLO为无反馈被动主端加入夹爪触觉和关节负载提示,并在六次UR3会话中验证跟踪、时延与闭合量。
核心要点
- 被动主端手臂只传递操作者运动,不能返回远端接触或负载线索。
- 方法利用3D打印主端现有舵机,在夹爪触发器提供触觉接触反馈,在关节提供基于电流的负载提示。
- AnySkin接触检测触发扳机位置保持,跟随端关节电流变化调节主端舵机输出限制以产生提举阻力。
- 六次UR3会话中,命令跟踪误差为0.15--0.36° RMSE,轨迹滞后82--98 ms;TacGELLO闭合量低于原界面。
验证范围与局限:验证范围为一名操作者的六次UR3会话及分段TacGELLO抓取区间。
英文摘要 (Abstract)
Passive leader arms transmit an operator's motion without returning remote contact or load cues. TacGELLO uses the existing servos of a 3D-printed leader for tactile contact feedback at the gripper trigger and current-based load cues at the arm joints. AnySkin contact detection activates a trigger position hold, while changes in follower joint current adjust leader-servo output limits to command resistance during lifting. Across six UR3 sessions with one operator, sent-command tracking error was 0.15--0.36$^\circ$ RMSE, with estimated trajectory lag of 82--98,ms. Tactile onset was logged in 60 of 62 segmented TacGELLO grasp intervals. Median commanded closure after tactile or width-based contact references was 0.7--2.1,mm with TacGELLO and 13.0--13.9,mm with the original interface.
作者:Younsoo Kim, Sangmin Song, Sarath Kodagoda, Marc Carmichael, Karthick Thiyagarajan
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