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Production Engineering OnlineFirst articles

Open Access 31.05.2024 | Original Paper

Test-based behaviour model derivation and adaption to enable automated test case scheduling for automated production systems

Automated production systems require continuous maintenance and validation through regression tests after on-site changes. However, identifying change-affected system parts, selecting relevant test steps, and scheduling them time-efficiently are …

verfasst von:
Kathrin Land, Birgit Vogel-Heuser, Richard Off

Open Access 29.05.2024 | Original Paper

Stiffness increase in main spindles by using tapered roller bearings for aluminum cutting tests

Due to increasing demands regarding higher manufacturing accuracy and the machining of high-strength materials, the stiffness and load-carrying capacity of main spindles must be enhanced. One approach is to replace the conventionally used angular …

verfasst von:
Marcus Gärtner, Christian Brecher, Stephan Neus, Hans-Martin Eckel, Anton Strachkov, Ralph Klimaschka

18.05.2024 | Original Paper

Scan strategy optimization and repeatability testing during laser powder bed fusion additive manufacturing of AlSi10Mg

Scan strategy plays a key role in the densification of laser powder bed fusion (LPBF) processed materials. Still, it garnered less attention from researchers worldwide doing parameter optimization who focus more on quantitative parameters like …

verfasst von:
Ashish Kumar Mishra, Arvind Kumar

Open Access 18.05.2024 | Original Paper

A lightweight sensor ontology for supporting sensor selection, deployment, and data processing in forming processes

In the era of smart manufacturing, modern manufacturing systems face high demands for enhancing process performance and reducing machine downtime. Sensors and process data are essential for successfully implementing data-driven approaches to …

verfasst von:
Birgit Vogel-Heuser, Alejandra Vicaria, Fan Ji, Josua Höfgen, Manuel Jäckisch, Michael Lechner, Marion Merklein

16.05.2024 | Original Paper

Real-time assessment of the overall effectiveness of legacy machine tools

In the last decade, metalworking firms around the world faced the challenge of embracing Industry 4.0. Amidst this, some machining companies battle with outdated, unconnected equipment on their shop floors. This work introduces a novel methodology …

verfasst von:
Dalberto Dias Da Costa, Vinicius Otto Mehl, Francisco Ricardo Taborda Aguiar

Open Access 15.05.2024 | Original Paper

Simulation of process forces and topographical characteristics of single grains in microfinishing processes

Honing operations, e.g. microfinishing, are resulting in high quality surfaces with a roughness values, e.g., average roughness Ra, of only a few micro- to nanometer [1]. The simulation of honing processes can be beneficial to reduce experimental …

verfasst von:
Ines Heining, Jim A. Bergmann, Meik Tilger, Dirk Biermann, Petra Wiederkehr

Open Access 09.05.2024 | Original Paper

Comprehensive Threat Analysis in Additive Manufacturing Supply Chain: A Hybrid Qualitative and Quantitative Risk Assessment Framework

Additive Manufacturing (AM) offers revolutionary design capabilities but introduces cybersecurity vulnerabilities due to its digital integration. While existing research focuses on cyber threats, a significant gap exists in addressing physical and …

verfasst von:
Mahender Kumar, Gregory Epiphaniou, Carsten Maple

Open Access 06.05.2024 | Original Paper

Learning outcome evaluation in manual assembly

Mass customization and shorter product life cycles are causing ever more variants in production, especially in manual assembly. At the same time, more diverse personnel structures are emerging due to demographic change and labor shortages. This is …

verfasst von:
Maria Maier, Kim Julia Schoenfelder, Michael F. Zaeh

02.05.2024 | Original Paper

Coating process control in lithium-ion battery manufacturing using cumulative sum charts

The coating process in lithium-ion battery manufacturing is designed to distribute stirred slurry on substrates. The coating results have a significant effect on the performance of lithium-ion batteries. A well-controlled coating process can avoid …

verfasst von:
Min-Chang Liu, Fang-Rong Hsu, Chua-Huang Huang

30.04.2024 | Original Paper

A two-stage stochastic optimization framework for retail supply chain modeling with contemporaneous resilient strategies

This study delves into challenges in designing resilient retail supply chains, examining recent research on strategies amidst uncertainty. It employs stochastic programming to integrate uncertainties into a two-stage model, incorporating nine …

verfasst von:
Hemendra Nath Roy, Eman Almehdawe, Golam Kabir

27.04.2024 | Original Paper

Object and defect detection in additive manufacturing using deep learning algorithms

Additive manufacturing (AM) allows the construction of customized objects from the 3D printing of pre-modeled objects. Defects may occur during the printing process that impact user satisfaction. The inspection procedure is usually performed by a …

verfasst von:
Lucas Macedo da Silva, Symone G. S. Alcalá, Talles Marcelo G. de A. Barbosa, Rui Araújo

Open Access 22.04.2024 | Processes

Fundamental investigation on the time-variance of process stability

Disturbance factors, such as self-excited tool vibrations, limit the performance of modern machining processes and thus restrict the quality, productivity and sustainability of industrially manufactured components. The dynamic process stability is …

verfasst von:
S. Jaquet, A. Meijer, J. Baumann, D. Biermann

16.04.2024 | Production Management

Multi-agent control of periodic-review supply chain

The bullwhip effect is one of the most important reasons for reducing the performance of the supply chain (SC) and imposes many costs on the industry. Various reasons cause the bullwhip effect (BWE), the most important of which are improper …

verfasst von:
Sajjad Aslani Khiavi, Mahdi Jafari-Nadoushan, Saeed Khankalantary

Open Access 10.04.2024 | Computer Assisted Approaches in Production Engineering

Machine learning implementation in small and medium-sized enterprises: insights and recommendations from a quantitative study

Machine learning (ML) offers high potential in manufacturing industry; moreover, for example the effectiveness of quality prediction and evaluation can be greatly improved using Machine Learning, which can generate significant competitive …

verfasst von:
Peter Burggräf, Fabian Steinberg, Carl René Sauer, Philipp Nettesheim

Open Access 05.04.2024 | Production Machines

Identification of natural frequencies of machine tools during milling: comparison of the experimental modal analysis and the operational modal analysis

Modal parameters (natural frequencies, mode shapes and modal damping) help to understand the dynamic behaviour of complex systems like machine tools. There are several approaches for finding the modal parameters. The Experimental Modal Analysis …

verfasst von:
Jan Berthold, Martin Kolouch, Joachim Regel, Martin Dix

Open Access 29.03.2024 | Original Paper

Engaging human-centered design to maintain part manufacturing under reduced workforce restrictions

A central element of industrial production is the manufacturing of finished parts from raw material. Even in highly automated environments, processes like milling still rely on human intervention. On-site human operators play a crucial role in …

verfasst von:
Taimur K. Khan, Philipp Schworm, Moritz F. Glatt, Catherinemary Ugoji, Achim Ebert, Jan C. Aurich

23.03.2024 | Production Management

Enhancing the effectiveness of joint production and maintenance scheduling based on a multi-agent system and a Pigouvian approach of externalities

Joint maintenance and production scheduling is very important and challenging in the smart manufacturing field. Multi-agent systems based on Contract-Net Protocol (CNP) have been proposed to solve this scheduling problem, to reduce complexity …

verfasst von:
Ghislain Serge Mepouly Kedy, Malcom Chumchoua Penda, Léandre Nneme Nneme, Olivier Thierry Sosso Mayi, Léopold Gustave Lehman

Open Access 22.03.2024 | Quality

Model-based closed-loop process control for the manufacturing of hairpin coils

As a consequence of the increasing market share of hybrid and all-electric mobility solutions, there is a need for robust manufacturing technologies that enable the efficient production of powerful electric traction motors in automotive industry.

verfasst von:
Felix Wirth, Ludwig Hausmann, Jürgen Fleischer

Open Access 11.03.2024 | Assembly and Automation

Simulation-based validation of process monitoring tasks in assembly

The importance of process monitoring has increased significantly in today’s manufacturing landscape due to several factors. These factors include stricter quality standards, the presence of complex and diverse processes for customized products …

verfasst von:
Clemens Gonnermann, Sebastian Kurscheid, Benedikt Schmucker, Rüdiger Daub

05.03.2024 | Production Management

A Lean approach in the upstream phase of the product life cycle: Lean Enterprise Model practices applications and analysis from industrial use-cases

The Lean methodology is an interesting way to improve industrial companies’ performance. To implement Lean, training appears to be an important success factor. In the early 2000s, the Lean Aerospace Initiative introduced the Lean Enterprise Model …

verfasst von:
S. Maranzana, B. Rose