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Investigation on Structural Integration of Strain Gauges using Laser-Based Powder-Bed-Fusion (LPBF)

Link, Martin ; Weigold, Matthias ; Probst, Johanna ; Chadda, Romol ; Hartmann, Claas ; Hessinger, Markus ; Kupnik, Mario ; Abele, Eberhard
Hrsg.: Behrens, Bernd-Arno ; Brosius, Alexander ; Hintze, Wolfgang ; Ihlenfeldt, Steffen ; Wulfsberg, Jens Peter (2020)
Investigation on Structural Integration of Strain Gauges using Laser-Based Powder-Bed-Fusion (LPBF).
doi: 10.1007/978-3-662-62138-7
Konferenzveröffentlichung, Bibliographie

Kurzbeschreibung (Abstract)

We present a disruptive method for manufacturing structure-integrated force sensors based on the LPBF process by inserting a strain sensing steel plate in the additive manufacturing process of the deformation element. In order to investigate the strain transmission from the printed part to the integrated steel plate, we built two prototypes which differ in terms of geometry. Both of them were investigated focusing on strain transmission and differences in the thermal stress applied. Measurements revealed a high impact of induced thermal stress from the manufacturing process. It can be reduced by having a lower exposed area in the built-up process. A good linearity (about 1.5%FS) for the first prototypes with a nominal load of 50 N is achieved, due to a good strain transmission from the printed part to the integrated steel plate. Thus, the suitability of the LPBF method for the structural integration of force sensors can be confirmed.

Typ des Eintrags: Konferenzveröffentlichung
Erschienen: 2020
Herausgeber: Behrens, Bernd-Arno ; Brosius, Alexander ; Hintze, Wolfgang ; Ihlenfeldt, Steffen ; Wulfsberg, Jens Peter
Autor(en): Link, Martin ; Weigold, Matthias ; Probst, Johanna ; Chadda, Romol ; Hartmann, Claas ; Hessinger, Markus ; Kupnik, Mario ; Abele, Eberhard
Art des Eintrags: Bibliographie
Titel: Investigation on Structural Integration of Strain Gauges using Laser-Based Powder-Bed-Fusion (LPBF)
Sprache: Englisch
Publikationsjahr: 2020
Ort: Berlin
Verlag: Springer
Buchtitel: Production at the Leading Edge of Technology - Proceedings of the 10th Congress of the German Academic Association for Production Technology (WGP), Dresden, 23-24 September 2020
Reihe: Lecture Notes in Production Engineering
DOI: 10.1007/978-3-662-62138-7
URL / URN: https://link.springer.com/chapter/10.1007%2F978-3-662-62138-...
Kurzbeschreibung (Abstract):

We present a disruptive method for manufacturing structure-integrated force sensors based on the LPBF process by inserting a strain sensing steel plate in the additive manufacturing process of the deformation element. In order to investigate the strain transmission from the printed part to the integrated steel plate, we built two prototypes which differ in terms of geometry. Both of them were investigated focusing on strain transmission and differences in the thermal stress applied. Measurements revealed a high impact of induced thermal stress from the manufacturing process. It can be reduced by having a lower exposed area in the built-up process. A good linearity (about 1.5%FS) for the first prototypes with a nominal load of 50 N is achieved, due to a good strain transmission from the printed part to the integrated steel plate. Thus, the suitability of the LPBF method for the structural integration of force sensors can be confirmed.

Freie Schlagworte: Laser-based powder-bed-fusion, Structural integration, Force sensors
Fachbereich(e)/-gebiet(e): 16 Fachbereich Maschinenbau
16 Fachbereich Maschinenbau > Institut für Produktionsmanagement und Werkzeugmaschinen (PTW)
16 Fachbereich Maschinenbau > Institut für Produktionsmanagement und Werkzeugmaschinen (PTW) > Additive Fertigung und Dentale Technologie (2021 aufgegangen in TEC Fertigungstechnologie)
Hinterlegungsdatum: 16 Mär 2021 10:00
Letzte Änderung: 09 Dez 2021 14:26
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