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Manufacturing Technology, Materials and Methods (Second Edition)

A special issue of Materials (ISSN 1996-1944). This special issue belongs to the section "Manufacturing Processes and Systems".

Deadline for manuscript submissions: 20 September 2024 | Viewed by 3276

Special Issue Editors


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Guest Editor
Faculty of Mechanical Engineering and Computer Science, Department of Technology and Automation, Częstochowa University of Technology, 42-201 Czestochowa, Poland
Interests: manufacturing technology; machining; CNC machine tools; gears technology
Special Issues, Collections and Topics in MDPI journals

E-Mail Website
Guest Editor
Mechanical Engineering Faculty, University of Slavonski Brod, 35000 Slavonski Brod, Croatia
Interests: machining technologies; machine tools; process monitoring; cutting tools and accessories, machinability
Special Issues, Collections and Topics in MDPI journals

Special Issue Information

Dear Colleagues,

Manufacturing technologies are used in many fields. They are used to achieve production sustainability and cost-effective product manufacturing. The processes, materials, and technologies used, as well as their impact, are important features of the entire production chain.

This Special Issue of Materials deals with analyses applied using various manufacturing technologies, studies of the phenomena accompanying manufacturing processes, as well the use of engineering tools.

Your contributions could help us to understand and solve the challenges currently facing experts and researchers. Manuscripts should be related to the machining of metals and alloys, cold metal processing, welding, production and analysis of polymers and composites, issues related to the research of tools and tooling systems, surface engineering, coordinate measuring, reverse engineering, and accompanying phenomena manufacturing processes, such as friction and wear.

It is our pleasure to invite you to submit a manuscript to this Special Issue of Materials. Articles, reviews, and communications are also all welcome.

Dr. Rafał Gołębski
Prof. Dr. Antun Stoić
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Materials is an international peer-reviewed open access semimonthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2600 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • machining of metals and alloys
  • cold metal processing
  • polymers and composites processing
  • welding
  • tools and tooling systems
  • surface engineering
  • coordinate measuring
  • wear and friction
  • reverse engineering

Related Special Issue

Published Papers (4 papers)

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Research

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14 pages, 2832 KiB  
Article
Quality Evaluation of New Types of Layered Composites for Flooring Materials
by Sylwia Olenska and Piotr Beer
Materials 2024, 17(8), 1892; https://doi.org/10.3390/ma17081892 - 19 Apr 2024
Viewed by 289
Abstract
The need, or even the obligation, to take care of the natural environment compels a search for new technological solutions, or for known solutions to be adapted to new applications. The maxim is ‘don’t harm, but improve the world for future generations’. In [...] Read more.
The need, or even the obligation, to take care of the natural environment compels a search for new technological solutions, or for known solutions to be adapted to new applications. The maxim is ‘don’t harm, but improve the world for future generations’. In the wood industry in particular, given that it is based on a natural raw material, we must look for ecological solutions. Trees grow, but the demand for wood exceeds the volume of tree growth. In industrial manufacturing, one of the ways to make full use of wood is through chipless processing, which occurs during rotary cutting (peeling). In addition, wood is a natural material, each fragment of which has a range of properties. In addition, wood defects in quality manipulation generate a lot of waste. The aim of this study was to analyse the quality effect of the tested layered composites for flooring materials on production application. The practical purpose was to exchange actual sawing-based production for chipless production. The composite base layers were made of pine wood (Pinus L.) veneers with differing quality classes. The samples were subjected to three-point bending tests to calculate the moduli of elasticity and stiffness, which are the most important parameters. Because both analysed parameters describe product quality, the analyses were based on the creation of Shewhart control charts for each parameter. In theory, these control charts are tools for analysing whether the production process is stable and yields predictable results. To have full control over the process, five elements have to be applied: central line (target), two types of control lines (upper and lower) and two types of specification lines (upper and lower). New types of layered composites for flooring may be applied to production once verified using Shewhart control charts. It turns out that it is possible to produce the base layer of the flooring materials using the rotary cutting (peeling) method without having to analyse the quality of the raw material. This is a way to significantly increase the efficiency of production in every element of manufacturing. Full article
(This article belongs to the Special Issue Manufacturing Technology, Materials and Methods (Second Edition))
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16 pages, 3270 KiB  
Article
Lifetime Analysis of Dies Manufactured by Conventional Processes and Reconditioned by Deposition Welding Operation
by Daniela Maria Iovanas and Adela-Eliza Dumitrascu
Materials 2024, 17(7), 1469; https://doi.org/10.3390/ma17071469 - 22 Mar 2024
Viewed by 449
Abstract
The refurbishment of dies by the deposition welding of wear areas is an efficient and economical process. The aim of this study was to conduct a comparative analysis of the lifetimes of different types of dies for the manufacturing of wagon wheels. The [...] Read more.
The refurbishment of dies by the deposition welding of wear areas is an efficient and economical process. The aim of this study was to conduct a comparative analysis of the lifetimes of different types of dies for the manufacturing of wagon wheels. The analyzed dies were manufactured by conventional processes (Type I) and reconditioned through a deposition welding procedure using a dedicated electrode (Type II). The Anderson–Darling test was conducted to analyze the goodness of fit of the lifetime data specific to the die types. The maximum likelihood estimation method (MLE) with a 95% confidence interval (CI) was applied in order to estimate the lifetime distribution parameters. It was found that the lifetimes of type II dies were longer than those of type I dies. The mean time to failure (MTTF) recorded for reconditioned dies was 426 min, while the mean time to failure of dies manufactured by conventional processes was approximatively 253 min. In addition, an accentuated hazard rate for type I dies compared to type II dies was observed. The results of this analysis emphasized the fact that dies can be restored to their initial operating capacity by successfully using deposition welding procedures that confer a high resistance to operational loads. At the same time, the use of these procedures allows for the sustainable development of resources and waste management. Full article
(This article belongs to the Special Issue Manufacturing Technology, Materials and Methods (Second Edition))
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19 pages, 25860 KiB  
Article
Selected Properties of the Surface Layer of C45 Steel Samples after Slide Burnishing
by Agnieszka Skoczylas and Mariusz Kłonica
Materials 2023, 16(19), 6513; https://doi.org/10.3390/ma16196513 - 30 Sep 2023
Cited by 1 | Viewed by 924
Abstract
This paper presents the experimental results of a study investigating the impact of the machining fluid type, the variable factor, used in slide burnishing on 2D and 3D surface roughness; surface topography; Abbott–Firestone curve shape; microhardness; and SFE (surface free energy). In the [...] Read more.
This paper presents the experimental results of a study investigating the impact of the machining fluid type, the variable factor, used in slide burnishing on 2D and 3D surface roughness; surface topography; Abbott–Firestone curve shape; microhardness; and SFE (surface free energy). In the experiment, pre-ground, ringed samples of C45 steel were used. The results showed an over eight-fold decrease in the value of the Ra (arithmetical mean deviation) parameter and over a five-fold decrease in the Rt (total height of profile) parameter in relation to their values after grinding. The parameters Rpk (reduced peak height), Rk (core roughness depth), and Rvk (reduced valley depth) were also reduced. The Abbott–Firestone curve after slide burnishing changed its angle of inclination (it was more flattened), and the material ratio Smr increased. The reduction in the Rpk and Rk parameters and increased material ratio will most likely contribute to restoring the functionality of these surfaces (increased resistance to abrasive wear). After slide burnishing, the maximum 25% increase in microhardness was obtained compared to the value after grinding, while the layer thickness was 20 μm. The surface energy of elements subjected to slide burnishing using various machining fluids slightly increased, or its value was close to that of the ground surface. The most favourable properties of the surface layer in terms of mating between two elements were obtained for a part that was slide-burnished with a mixture of oil + polymethyl methacrylate (PMM) + molybdenum disulphide (MoS2). Full article
(This article belongs to the Special Issue Manufacturing Technology, Materials and Methods (Second Edition))
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Review

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23 pages, 14535 KiB  
Review
Technological Aspects of Manufacturing and Control of Gears—Review
by Piotr Boral, Rafał Gołębski and Ruzena Kralikova
Materials 2023, 16(23), 7453; https://doi.org/10.3390/ma16237453 - 30 Nov 2023
Cited by 1 | Viewed by 1185
Abstract
Gear drives are widely used in various fields and applications due to their properties and capacity. Their versatility, durability, and ability to transmit high torques as well as precision and reliability make them extremely useful in many fields of technology. They are widely [...] Read more.
Gear drives are widely used in various fields and applications due to their properties and capacity. Their versatility, durability, and ability to transmit high torques as well as precision and reliability make them extremely useful in many fields of technology. They are widely used in industrial and energy machinery, vehicle drive systems, aerospace, medical devices, and many other areas. Gears can be manufactured using many technologies. This work focuses mainly on machining with particular emphasis on high-performance new technologies. The process of mathematical modeling of the gear and the machined profile is strongly related to CNC machining technologies. A robust correlation of systems supporting the design and modeling of sliding gears needed for the manufacturing process is presented in the article. It is very important to properly assess gears with correct manufacturing in accordance with a specific standard. The article presents an analysis of available methods for controlling gears using coordinate measurement techniques. Gear machining methods were assessed in terms of the technologies used as well as their productivity and manufacturing tolerance. Full article
(This article belongs to the Special Issue Manufacturing Technology, Materials and Methods (Second Edition))
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