Tolerance analysis—Form defects modeling and simulation by modal decomposition and optimization

L Homri, E Goka, G Levasseur, JY Dantan - Computer-Aided Design, 2017 - Elsevier
Tolerance analysis aims on checking whether specified tolerances enable functional and
assembly requirements. The tolerance analysis approaches discussed in literature are …

Tolerance analysis using skin model shapes and linear complementarity conditions

X Yan, A Ballu - Journal of Manufacturing Systems, 2018 - Elsevier
The aim of tolerance analysis is to find a balance between manufacturing cost and product
geometric quality. Earlier research usually considered ideal surface-based deviation models …

Evolutionary cost-tolerance optimization for complex assembly mechanisms via simulation and surrogate modeling approaches: application on micro gears

A Khezri, V Schiller, E Goka, L Homri, A Etienne… - … International Journal of …, 2023 - Springer
With the introduction of new technologies, the scope of miniaturization has broadened. The
conditions under which complicated products are designed, manufactured, and assembled …

CAD/Tolerancing integration: Mechanical assembly with form defects

I Jbira, M Tlija, B Louhichi, A Tahan - Advances in Engineering Software, 2017 - Elsevier
Geometric deviations affect the assemblability and functional compliance of products, since
small part variations accumulate through large-scale assemblies and lead to malfunctions …

Probabilistic-based approach using Kernel Density Estimation for gap modeling in a statistical tolerance analysis

E Goka, P Beaurepaire, L Homri, JY Dantan - Mechanism and Machine …, 2019 - Elsevier
The statistical tolerance analysis has become a key element used in the design stage to
reduce the manufacturing cost, the rejection rate and to have high quality products. One of …

Statistical tolerance analysis of over-constrained mechanical assemblies with form defects considering contact types

E Goka, L Homri, P Beaurepaire… - … of computing and …, 2019 - asmedigitalcollection.asme.org
Tolerance analysis aims toward the verification impact of the individual tolerances on the
assembly and functional requirements of a mechanism. The manufactured products have …

A computer-aided design-based tolerance analysis of assemblies with form defects and deformations of nonrigid parts

M Tlija, A Korbi, B Louhichi… - … of Computing and …, 2023 - asmedigitalcollection.asme.org
Product assemblability and functional behavior are affected by geometric deviations. These
deviations consist of manufacturing errors and part deformation defects caused by external …

How to Consider Over-Constrained Assemblies With Gaps in Tolerance-Cost Optimization?

M Hallmann, B Schleich, S Wartzack - Procedia CIRP, 2020 - Elsevier
Abstract Exact Constraint Design is well established in design theory to ensure a robust and
predictable system behavior. In practice, however, it is often inevitable to deviate from this …

Gap hull estimation for rigid mechanical joints considering form deviations and multiple pairs of mating surfaces

B Schleich, S Wartzack - Mechanism and Machine Theory, 2018 - Elsevier
The embodiment of mechanical joints is a demanding activity during the design of
mechanism. In this context, particularly the assessment of the effects of geometrical …

Robust-Design-Optimization of mechanisms based on kinematic requirements considering uncertainties

B Heling, B Schleich, S Wartzack - Procedia CIRP, 2018 - Elsevier
Today the market environments require products to be developed by multidisciplinary teams,
which have to consider contradictory requirements in drastically reduced times-to-market. In …