Crack Assessment of Wheel Hubs via an Ultrasonic Transducer and Industrial Robot

Crack assessment when making fitness-for-service decisions requires a thorough examination of crack location and size in critical areas. An ultrasonic transducer is used for such assessments, but traditional methods cannot cope with complex rotators, such as wheel hubs. We present a model of robot-a...

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Main Authors: Hanming Zhang, Chunguang Xu, Dingguo Xiao
Format: Article
Language:English
Published: MDPI AG 2018-12-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/18/12/4336
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author Hanming Zhang
Chunguang Xu
Dingguo Xiao
author_facet Hanming Zhang
Chunguang Xu
Dingguo Xiao
author_sort Hanming Zhang
collection DOAJ
description Crack assessment when making fitness-for-service decisions requires a thorough examination of crack location and size in critical areas. An ultrasonic transducer is used for such assessments, but traditional methods cannot cope with complex rotators, such as wheel hubs. We present a model of robot-assisted crack growth assessment in wheel hubs. We integrate a six-degrees-of-freedom (DOF) industrial robot and a turntable to form a robot-assisted ultrasonic testing (UT) system that does not use traditional UT equipment. Ultrasonic beams are focused at certain depths appropriate for achieving maximum sensitivity. We quantitatively analysed wheel hubs with longitudinal and transverse series of pre-cracks, and concluded that our system autonomously detected cracks.
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spelling doaj.art-5f28f0f093c844caaac1d7bd2f52d8c32022-12-22T04:10:19ZengMDPI AGSensors1424-82202018-12-011812433610.3390/s18124336s18124336Crack Assessment of Wheel Hubs via an Ultrasonic Transducer and Industrial RobotHanming Zhang0Chunguang Xu1Dingguo Xiao2School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, ChinaSchool of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, ChinaSchool of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, ChinaCrack assessment when making fitness-for-service decisions requires a thorough examination of crack location and size in critical areas. An ultrasonic transducer is used for such assessments, but traditional methods cannot cope with complex rotators, such as wheel hubs. We present a model of robot-assisted crack growth assessment in wheel hubs. We integrate a six-degrees-of-freedom (DOF) industrial robot and a turntable to form a robot-assisted ultrasonic testing (UT) system that does not use traditional UT equipment. Ultrasonic beams are focused at certain depths appropriate for achieving maximum sensitivity. We quantitatively analysed wheel hubs with longitudinal and transverse series of pre-cracks, and concluded that our system autonomously detected cracks.https://www.mdpi.com/1424-8220/18/12/4336robot-assistedultrasonic transducercastings and forgings
spellingShingle Hanming Zhang
Chunguang Xu
Dingguo Xiao
Crack Assessment of Wheel Hubs via an Ultrasonic Transducer and Industrial Robot
Sensors
robot-assisted
ultrasonic transducer
castings and forgings
title Crack Assessment of Wheel Hubs via an Ultrasonic Transducer and Industrial Robot
title_full Crack Assessment of Wheel Hubs via an Ultrasonic Transducer and Industrial Robot
title_fullStr Crack Assessment of Wheel Hubs via an Ultrasonic Transducer and Industrial Robot
title_full_unstemmed Crack Assessment of Wheel Hubs via an Ultrasonic Transducer and Industrial Robot
title_short Crack Assessment of Wheel Hubs via an Ultrasonic Transducer and Industrial Robot
title_sort crack assessment of wheel hubs via an ultrasonic transducer and industrial robot
topic robot-assisted
ultrasonic transducer
castings and forgings
url https://www.mdpi.com/1424-8220/18/12/4336
work_keys_str_mv AT hanmingzhang crackassessmentofwheelhubsviaanultrasonictransducerandindustrialrobot
AT chunguangxu crackassessmentofwheelhubsviaanultrasonictransducerandindustrialrobot
AT dingguoxiao crackassessmentofwheelhubsviaanultrasonictransducerandindustrialrobot