<abstract xmlns="http://www.w3.org/1999/xhtml"><p>This paper describes a methodology for uncertainty assessment for Coordinate Measuring Machine measurement of complex real work pieces from industry. The study applied two approaches (in scanning mode only) for estimating the measurement uncertainty with the support of Taguchi plan in the experiment containing five factors: scanning speed, sample density, probe configuration, scanning direction, and position of measuring object. In the first approach the uncertainty was estimated by measuring the basic geometric objects (primitives like sphere and torus) representing the decomposition of complex surfaces and in the second one a complex surface was treated as an unknown quantity. Calculated uncertainty Type A for both measurement tasks was in the range from 0.65 μm to 6.47 μm. Evaluation of the uncertainty Type B covered specifications of the machine and standard uncertainties derived from temperature effects. Total <italic>u<sub>B</sub></italic> component was found to be in order of 0.4 μm. Future research will be directed towards the development and application of simulation methods</p></abstract>

This paper describes a methodology for uncertainty assessment for Coordinate Measuring Machine measurement of complex real work pieces from industry. The study applied two approaches (in scanning mode only) for estimating the measurement uncertainty with the support of Taguchi plan in the experiment containing five factors: scanning speed, sample density, probe configuration, scanning direction, and position of measuring object. In the first approach the uncertainty was estimated by measuring the basic geometric objects (primitives like sphere and torus) representing the decomposition of complex surfaces and in the second one a complex surface was treated as an unknown quantity. Calculated uncertainty Type A for both measurement tasks was in the range from 0.65 μm to 6.47 μm. Evaluation of the uncertainty Type B covered specifications of the machine and standard uncertainties derived from temperature effects. Total uB component was found to be in order of 0.4 μm. Future research will be directed towards the development and application of simulation methods

Different Approaches in Uncertainty Evaluation for Measurement of Complex Surfaces Using Coordinate Measuring Machine

Faculty of Mechanical Engineering, Institute of Automation, Measurement and Applied Informatics, Slovak Technical University, 81243 Bratislava, Nám. slobody 17, Slovak Republic

Faculty of Technical Sciences, University of Novi Sad, 21000 Novi Sad, Trg Dositeja Obradovica 6, Serbia

Measurement Science Review

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

This paper describes a methodology for uncertainty assessment for Coordinate Measuring Machine measurement of complex real work pieces from industry. The study...

Different Approaches in Uncertainty Evaluation for Measurement of Complex Surfaces Using Coordinate Measuring Machine

Pubblicato online: 10 lug 2015

Pagine: 111 - 118

Ricevuto: 24 nov 2014

Accettato: 23 giu 2015

DOI: https://doi.org/10.1515/msr-2015-0017

Parole chiave
Coordinate measuring machine, uncertainty, complex surfaces, traceability

© Igor Vrba et al.

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Different Approaches in Uncertainty Evaluation for Measurement of Complex Surfaces Using Coordinate Measuring Machine

Pubblicato online: 10 lug 2015

Pagine: 111 - 118

Ricevuto: 24 nov 2014

Accettato: 23 giu 2015

DOI: https://doi.org/10.1515/msr-2015-0017

Parole chiaveCoordinate measuring machine, uncertainty, complex surfaces, traceability

© Igor Vrba et al.

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Parole chiave
Coordinate measuring machine, uncertainty, complex surfaces, traceability