Bernd Löffler

ORCID: 0000-0001-8876-2242
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About
Contact & Profiles
Research Areas
  • Additive Manufacturing and 3D Printing Technologies
  • Manufacturing Process and Optimization
  • Additive Manufacturing Materials and Processes
  • Flexible and Reconfigurable Manufacturing Systems
  • Assembly Line Balancing Optimization
  • Advanced machining processes and optimization
  • Innovations in Concrete and Construction Materials
  • Advanced Manufacturing and Logistics Optimization
  • Engineering and Materials Science Studies
  • Material Properties and Applications

RWTH Aachen University
2019-2022

In relation to the fourth industrial revolution, traditional manufacturing methods cannot serve flexibility demands related mass customization and small series production. Rapid tooling provided by generative has been suggested recently in context of metal forming. Due high loads applied during processes such tooling, a purposeful mechanical description additively manufactured (AM) materials is crucial. Until now, comprehensive characterization approach for AM polymers required allow...

10.3390/polym14091694 article EN Polymers 2022-04-21

While deep drawing of sheet metals is economical at high volumes, it can be very costly for manufacturing prototypes, mainly due to tooling costs. Additively manufactured polymer tools have the potential more cost-efficient small series, but they are softer and thus less resilient than conventional steel tools. This work aimed study dimensional precision such using a standard cup geometry. Tools were printed with FFF two different materials, PLA CF-PA. A test series 20 parts was drawn from...

10.3390/jmmp5010003 article EN cc-by Journal of Manufacturing and Materials Processing 2020-12-30

Additiv gefertigte Tiefziehwerkzeuge versprechen aufgrund kürzerer Fertigungszeiten und geringerer Kosten erhebliche Vorteile bei der Produktion von Prototypen Kleinserien. Am Werkzeugmaschinenlabor (WZL) RWTH Aachen University wird erstmals ein additiv gefertigtes Kunststoffwerkzeug für das Tiefziehen eingesetzt. Durch Verknüpfen dieser Technologie mit flexiblen Fertigungsverfahren lassen sich vollfunktionsfähige Tiefziehbauteile auch kleinen Stückzahlen wirtschaftlich herstellen....

10.37544/1436-4980-2021-11-12-42 article DE wt Werkstattstechnik online 2021-01-01
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