To improve the precision of CNC machine tools, a motorized spindle thermal error model
based on least square support vector machine (LS-SVM) was proposed. A thermal error …

Classical error separation methods (Donaldson reversal, multistep, and multiprobe
methods) were developed by separating both the spindle synchronous radial error motions …

Chromatic confocal probes are increasingly used in high-precision dimensional metrology
applications such as roughness, form, thickness and surface profile measurements; …

To investigate the effect of the thermal characteristics of a motorized spindle system on the
precision of a machine tool, a thermal error model for spindle axial expansion and radial …

In relation to industrial need and the progress of technology, LNE would like to improve the
measurement of its primary pressure, spherical and flick standards. The spherical and flick …

(57) ABSTRACT A method for reducing errors in a rotating device permitting rotation of a
workpiece about a rotational axis during the determination of co-ordinates or during the …

With recent development in advanced manufacturing, demand for nanometric accuracy in
dimensional metrology has increased dramatically. To satisfy these requirements, we …

In relation to the industrial need and to the progress of technology, Laboratoire National de
Métrologie et d'Essais (LNE) would like to improve the measurement of its primary pressure …

Roundness is one of the common attributes in the manufacturing industry. Roundness is the
most prominent of the extant fundamental forms, as the majority of the fabricated …

To improve the CNC machine tools precision, a thermal error modeling for the motorized
spindle was proposed based on time series analysis, considering the length of cutting tools …