Helen Qiao

Publications

Advanced Sensor and Target Development to Support Robot Accuracy Degradation Assessment

August 26, 2019

Author(s):

Guixiu Qiao

This paper presents a vision-based 6 degree of freedom (DOF) measurement system that can measure robot dynamic motions in real-time. A motorized target is...

Monitoring, Diagnostics, and Prognostics for Robot Tool Center Accuracy Degradation

June 22, 2018

Author(s):

Guixiu Qiao, Brian A. Weiss

Over time, robots degrade because of age and wear, leading to decreased reliability and increased potential for faults and failures. The effect of faults and...

Quick health assessment for industrial robot health degradation and the supporting advanced sensing development

June 01, 2018

Author(s):

Guixiu Qiao, Brian A. Weiss

Robotic technologies are becoming more integrated with complex manufacturing environments. The addition of greater complexity leads to more sources of faults...

HIERARCHICAL DECOMPOSITION OF A MANUFACTURING WORK CELL TO PROMOTE MONITORING, DIAGNOSTICS, AND PROGNOSTICS

June 08, 2017

Author(s):

Brian A. Weiss, Guixiu Qiao

Manufacturing operations are typically complex, especially when considering industrial robot systems. The execution of robot-driven tasks requires the...

ACCURACY DEGRADATION ANALYSIS FOR INDUSTRIAL ROBOT SYSTEMS

June 08, 2017

Author(s):

Guixiu Qiao, Brian A. Weiss

As robot systems become increasingly prevalent in manufacturing environments, the need for improved accuracy continues to grow. Recent accuracy improvements...