Results 11 to 20 of about 2,883 (164)

Uncertainty associated with form assessment in coordinate metrology [PDF]

open access: yesInternational Journal of Metrology and Quality Engineering, 2013
In this paper, we describe techniques for evaluating the uncertainties associated with the assessment of form error, i.e., the departure from ideal geometry of a manufactured part, in coordinate metrology.
Forbes A.B.
doaj   +2 more sources

Probing System Characteristics in Coordinate Metrology [PDF]

open access: yesMeasurement Science Review, 2010
This paper aims at studying the effect of the dynamic errors on surface measurements using three different types of touch trigger probes attached to a bridge-type-CMM. Unforeseeable dynamic root errors of a ductile touch trigger probing system have been characterized theoretically and experimentally as well.
Ali Salah
doaj   +2 more sources

Dental arch monitoring by splines fitting error during orthodontic treatment using 3D digital models [PDF]

open access: yesVojnosanitetski Pregled, 2019
Backrgound/Aim. Researchers in the field of dentistry have been conducting research into modelling and defining dental arches equitations. Nowadays, when 3D digital modelling is commonly utilized in dentistry, the approach to modelling, analysis and ...
Majstorović Nemanja V.   +2 more
doaj   +1 more source

The advanced model definition and analysis of orthodontic parameters on 3D digital models [PDF]

open access: yesSrpski Arhiv za Celokupno Lekarstvo, 2017
Introduction/Objective. Digital 3D modeling is slowly becoming an everyday orthodontic practice, and after two decades of research and development it is a basic element of e-orthodontics.
Majstorović Nemanja V.   +2 more
doaj   +1 more source

Control of involute curve of gear tooth using the fuzzy logic [PDF]

open access: yesInternational Journal of Metrology and Quality Engineering, 2012
Three dimensional coordinate metrology is a firmly established technique in industry. Scanning technology is now widely used in coordinate metrology and is increasingly used for the measurement of small features. This paper presents a
Bloul B., Bourdim A.
doaj   +1 more source

Estimating Time of Coordinate Measurements Based on the Adopted Measurement Strategy

open access: yesSensors, 2022
This article concerns coordinate metrology and contact coordinate measurements which are conducted using a coordinate measuring machine. The paper presents the results of experimental investigations, based on which a model to calculate the time needed to
Marek Magdziak
doaj   +1 more source

Selection of Optimal Path Control Algorithms for Probe Heads Used on Five-Axis Measuring Systems

open access: yesApplied Sciences, 2018
The utilization of rotational movements of a probing system during points measurementscontributes to the reduction of measurement duration and increases measurement repeatability.However, knowledge on such behavior and accuracy of probing systems is ...
Adam Gąska   +3 more
doaj   +1 more source

Challenges for Modeling of Five-Axis Coordinate Measuring Systems

open access: yesApplied Sciences, 2017
Modeling of various measuring systems used in coordinate metrology is a very relevant and current topic. Functional models of measuring systems are used in simulative methods as so called ‘virtual models’ and are used mainly for determination of ...
Piotr Gąska, Adam Gąska, Maciej Gruza
doaj   +1 more source

Simulation Model for Correction and Modeling of Probe Head Errors in Five-Axis Coordinate Systems

open access: yesApplied Sciences, 2016
Simulative methods are nowadays frequently used in metrology for the simulation of measurement uncertainty and the prediction of errors that may occur during measurements.
Adam Gąska, Piotr Gąska, Maciej Gruza
doaj   +1 more source

Alternate methods for sampling in coordinate metrology [PDF]

open access: yesProceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture, 2007
A variety of inspection equipment exists in industry to capture the points on a surface that will envisage manufacturing form errors. Manufacturing inspection faces a problem of finding optimal methods to capture an evenly spread distribution of points on the surface. Sampling does not yield complete information about a surface.
C E Collins   +3 more
openaire   +2 more sources

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