Publications

Displaying 1 - 15 of 15

A Method to Estimate Orientation and Uncertainty of Objects Measured Using 3D Imaging Systems per ASTM Standard E2919-22

January 2, 2024

Author(s)

Marek Franaszek, Helen Qiao, Kamel S. Saidi, Prem Rachakonda

The ASTM E2919-22 standard provides a test method for evaluating 3D scanners for static pose. This standard was developed in conjunction with the industry and NIST led this effort and published the standard in initially in 2014. This standard was revised

Advanced 6D Sensor Development to Support Utilization of Cobot in High-accuracy Inspection

September 28, 2023

Author(s)

Helen Qiao

Collaborative robot, also called Cobot, with the advantages of being safer and more cost-effective, is playing an important role in factory 4.0. Being more flexible, cobot has been deployed in a wide variety of domains, for example, machine tending

Degradation Modeling of a Robot Arm to Support Prognostics and Health Management

September 28, 2023

Author(s)

Deogratias Kibira, Helen Qiao

Robots are increasingly being adopted in manufacturing industries and this trend is projected to continue. However, robots like all equipment, degrade once in operation and eventually fail. Yet today's manufacturing systems are highly paced requiring high

AUTO-CALIBRATION FOR VISION-BASED 6-D SENSING SYSTEM TO SUPPORT MONITORING AND HEALTH MANAGEMENT FOR INDUSTRIAL ROBOTS

August 25, 2021

Author(s)

Guixiu Qiao, Guangkun Li

Industrial robots play an important role in manufacturing automation for smart manufacturing. Some high-precision applications, for example, robot drilling, robot machining, robot high-precision assembly, and robot inspection, require higher robot accuracy

Advanced Sensing Development to Support Robot Accuracy Assessment and Improvement

June 5, 2021

Author(s)

Guixiu Qiao

Robots can perform various typed of automated movements in workspace. In recent years, robot applications have been expanded to a much wider scope, including robot machining, robot assembly, robot 3D printing, robot inspection, etc. Many of these

Advanced sensing development to support accuracy assessment for industrial robot systems

June 26, 2020

Author(s)

Guixiu Qiao, Jonathan H. Garner

Manufacturers currently struggle with the assessment of a machine/robots' accuracy degradation that limits the efficiency of machine/robots in high precision applications. Current best practice in industry is to inspect the final products or add

Proceedings of the ASTM E57 Workshop on Standards for 3D Perception Systems for Robotic Assembly Applications December 2  3, 2019

April 27, 2020

Author(s)

Kamel S. Saidi, Geraldine S. Cheok, Guixiu Qiao, John A. Horst, Marek Franaszek

A two-day workshop was held at the National Institute of Standards and Technology (NIST) in Gaithersburg, MD on December 2 - 3, 2019 on the subject of defining and prioritizing standards needed for 3-dimensional robotic perception systems for part

Advanced Sensor and Target Development to Support Robot Accuracy Degradation Assessment

August 25, 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 designed as a part of the system to work with a vision-based measurement instrument, providing unique

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

June 21, 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 failures impacts robot availability. Economic factors motivate facilities and factories to improve

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

June 1, 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 and failures that impact a robot system's reliability. Industrial robot health degradation needs

ACCURACY DEGRADATION ANALYSIS FOR INDUSTRIAL ROBOT SYSTEMS

June 7, 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 have greatly enhanced automotive and aerospace manufacturing capabilities, including high-precision

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

June 7, 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 integration of multiple layers of hardware and software. The development and integration of monitoring

Quick Positional Health Assessment for Industrial Robot Prognostics and Health Management (PHM)

June 2, 2017

Author(s)

Guixiu Qiao, Craig I. Schlenoff, Brian A. Weiss

Robot calibration and performance will degrade if proper maintenance isn't performed. There have been challenges for manufacturers to optimize the maintenance strategy and minimize unexpected shutdowns. Prognostics and health management (PHM) can be

Use Case Development to Advance Monitoring, Diagnostics, and Prognostics in Manufacturing Operations

December 6, 2016

Author(s)

Brian A. Weiss, Moneer Helu, Gregory W. Vogl, Guixiu Qiao

Manufacturing operations suffer from degradation as equipment and processes are continually used to generate products. The development and integration of monitoring, diagnostic, and prognostic (collectively known as PHM) technologies can enhance

Advancing Measurement Science to Assess Monitoring, Diagnostics,and Prognostics for Manufacturing Robotics

September 29, 2016

Author(s)

Guixiu Qiao, Brian Weiss

From the moment a robot system is put into service to enable a manufacturing process, the overall process, its constituent sub-systems, and components begin to degrade. Without maintenance, this degradation will lead to faults and/or failures impacting the

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