Design and Experimental Study of a Probe for Crankshaft Full-automatic Measuring Machine

The Crankshaft Full-automatic Measuring Machine (CFMM) features high accuracy, high efficiency and complete measurement parameters, and represents the forefront of a geometric crankshaft accuracy measuring instrument. One of its core technologies is the high-precision radial following the crankshaft...

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Main Authors: Xu Meng-ting, Wang Hong-xi, Wang Ya-xiao, Tian Hui-hui
Format: Article
Language:English
Published: Sciendo 2023-04-01
Series:Measurement Science Review
Subjects:
Online Access:https://doi.org/10.2478/msr-2023-0009
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author Xu Meng-ting
Wang Hong-xi
Wang Ya-xiao
Tian Hui-hui
author_facet Xu Meng-ting
Wang Hong-xi
Wang Ya-xiao
Tian Hui-hui
author_sort Xu Meng-ting
collection DOAJ
description The Crankshaft Full-automatic Measuring Machine (CFMM) features high accuracy, high efficiency and complete measurement parameters, and represents the forefront of a geometric crankshaft accuracy measuring instrument. One of its core technologies is the high-precision radial following the crankshaft connecting rod journal measurement. In this paper, an independent probe design scheme combining the flexible dual-complex parallel four-bar guide mechanism and double displacement sensors based on the contact measurement method was proposed. It was suitable for the measurement of precision parts with eccentric characteristics such as crankshaft and camshaft measurement. Taking the spring as the flexible part, the probe prototype’s optimization design, processing and assembly were completed, the test device was built, and the system accuracy was calibrated under various positions and feed quantities of the probe. The results revealed that the expanded measurement uncertainty after double-sensor compensation was enhanced from 1.53 μm in single-sensor measurement to 0.44 μm, satisfying the high-precision requirements of engineering measurement accuracy and reducing the measurement cost.
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spelling doaj.art-19147dc89d5b4282bb0346cdfeee83772023-05-29T11:05:56ZengSciendoMeasurement Science Review1335-88712023-04-01232727910.2478/msr-2023-0009Design and Experimental Study of a Probe for Crankshaft Full-automatic Measuring MachineXu Meng-ting0Wang Hong-xi1Wang Ya-xiao2Tian Hui-hui3School of Mechatronic Engineering, Xi’an Technological University, 710021, Xi’an, ChinaSchool of Mechatronic Engineering, Xi’an Technological University, 710021, Xi’an, ChinaSchool of Mechatronic Engineering, Xi’an Technological University, 710021, Xi’an, ChinaSchool of Mechatronic Engineering, Xi’an Technological University, 710021, Xi’an, ChinaThe Crankshaft Full-automatic Measuring Machine (CFMM) features high accuracy, high efficiency and complete measurement parameters, and represents the forefront of a geometric crankshaft accuracy measuring instrument. One of its core technologies is the high-precision radial following the crankshaft connecting rod journal measurement. In this paper, an independent probe design scheme combining the flexible dual-complex parallel four-bar guide mechanism and double displacement sensors based on the contact measurement method was proposed. It was suitable for the measurement of precision parts with eccentric characteristics such as crankshaft and camshaft measurement. Taking the spring as the flexible part, the probe prototype’s optimization design, processing and assembly were completed, the test device was built, and the system accuracy was calibrated under various positions and feed quantities of the probe. The results revealed that the expanded measurement uncertainty after double-sensor compensation was enhanced from 1.53 μm in single-sensor measurement to 0.44 μm, satisfying the high-precision requirements of engineering measurement accuracy and reducing the measurement cost.https://doi.org/10.2478/msr-2023-0009crankshaftfollowing measurementflexible mechanismprobe
spellingShingle Xu Meng-ting
Wang Hong-xi
Wang Ya-xiao
Tian Hui-hui
Design and Experimental Study of a Probe for Crankshaft Full-automatic Measuring Machine
Measurement Science Review
crankshaft
following measurement
flexible mechanism
probe
title Design and Experimental Study of a Probe for Crankshaft Full-automatic Measuring Machine
title_full Design and Experimental Study of a Probe for Crankshaft Full-automatic Measuring Machine
title_fullStr Design and Experimental Study of a Probe for Crankshaft Full-automatic Measuring Machine
title_full_unstemmed Design and Experimental Study of a Probe for Crankshaft Full-automatic Measuring Machine
title_short Design and Experimental Study of a Probe for Crankshaft Full-automatic Measuring Machine
title_sort design and experimental study of a probe for crankshaft full automatic measuring machine
topic crankshaft
following measurement
flexible mechanism
probe
url https://doi.org/10.2478/msr-2023-0009
work_keys_str_mv AT xumengting designandexperimentalstudyofaprobeforcrankshaftfullautomaticmeasuringmachine
AT wanghongxi designandexperimentalstudyofaprobeforcrankshaftfullautomaticmeasuringmachine
AT wangyaxiao designandexperimentalstudyofaprobeforcrankshaftfullautomaticmeasuringmachine
AT tianhuihui designandexperimentalstudyofaprobeforcrankshaftfullautomaticmeasuringmachine