Aerospace. Industry 4.0 is an emerging concept to provide reality in To meet these challenges, manufacturing industries have to select appropriate manufacturing strategies, product designs, manufacturing processes, work piece and tool materials, and machinery and equipment. Originality/value 3 0 obj Process Chain – Additive Manufacturing. Additive manufacturing, also known as 3 D printing, creates p hysical objects from a geometrical representation by successive addition of material (I SO/PRF 17296 - 1 2015) . This study aims to review the existing methods for additive manufacturing (AM) process selection and evaluate their suitability for design for additive manufacturing (DfAM). terms of build time and cost. More complicated m, more precise results but need a lot of input and co, been proposed to help users explore exist, potential solutions, but can gain more knowledge about which AM p, The authors wish to acknowledge the financial support provided, Armillotta, A. In the next section, we will briefly explain, deal with constructing the individual and overall pref, . While user’s choices are in abundance, finding the right choice can be a non-trivial task. Additive Manufacturing is the peer-reviewed journal that provides academia and world-leading industry with high quality research papers and reviews in additive manufacturing. %PDF-1.5 4 0 obj Additive The study applies structural equation modelling to understand whether individual investors, besides being rational, are subjected to self-attribution bias and overconfidence bias. In this paper, we have applied available concept development and design tool to develop a relationship between the problem definitions, identified as per customer needs, and the design of the products physical parameters complying with the required specifications. The limitations of these methods for DfAM are discussed, and a new approach for AM process selection is proposed. In the past years, the focus of many Additive Manufacturing users shifted to the pre and post processes of Additive Manufacturing after the first step of the ideal AM design. One of many types of approaches for AM process selection is based on multi-criteria decision making (MCDM). It makes it possible to create items previously considered too intricate and greatly accelerates final product design. Unlike analytical approaches, printer users do not need to know the printer kinematics parameters such as maximum speed and acceleration or how the printer movement is programmed to obtain an accurate estimation. The main objective of this paper is to propose the design, deployment, and use of an agent-based decision support platform, which is capable of proposing alternative additive manufacturing resources and process configurations to design engineers while reducing the number of communication steps among engineering teams and organizations. The journal aims to acknowledge the innovative nature of additive manufacturing and its broad applications to outline the current and future developments in the field.. Markforged produces the leading additive manufacturing platform for manufacturing and factory floors. Originality/value – This paper can be a position paper to highlight the concerns of Finnish stakeholders on sustainability criteria development. already have a completed design and specific requirem, function utilized in this approach, i.e. (2010), "Selection of rapid pro, Mahapatra, S.S. and Panda, B.N. (201, Rosen, D.W. and Gibson, I. shows the empirical evidence in the support of behavioural biases like self-attribution and overconfidence existing besides investors’ rationality. This kind of method h, representation by successive addition of material, firstly developed in the 1980s, has experienced, integrated assemblies and elimination of many conventional m, Rosen & Stucker 2010). Additive manufacturing is one of the growing fields in manufacturing industry. : product design visualization (e.g. In the past years, the focus of many Additive Manufacturing users shifted from only the ideal AM design more and more to the pre and post processes of Additive Manufacturing. Another issue is that the independency of attributes ne. This paper could usefully be read by government officials, as well as academics, worldwide. Other Related Technologies 1. • Innovation: Additive manufacturing eliminates traditional manufacturing-process design restrictions. the calculation and response time of their methods. DOE Focuses on Key Additive Manufacturing Technologies . they can influence policy, as one major policy change for SDR demonstrates. DOE Focuses on Key Additive Manufacturing Technologies . The approach has been that of a literature survey. (2014), "A new decision support method for the selection of RP, ... Based on these processes, more than one thousand industrial AM machines have been manufactured and identified in the market to date [5]. The software, machine time, materials and expertise required to make the most of the technology all come at a significant cost. ve the quality of the waste sorting and influences how the wastes could be processed afterwards. Practical implications It is a contribution to knowledge not just in its subject matter but also in analysing the frontier between academic knowledge and progress on the one hand, and government decision making on the other. Case-based decision theory provides a fundamental technique for the decision-making procedure, and the Dempster-Shafer theory of evidence offers support to deal with the different sources of decision information. The process of joining materials to make objects from three- dimensional (3D) model data, usually layer by layer Commonly known as “3D printing” Manufacturing components with virtually no geometric limitations or tools. Additive manufacturing (AM), or 3D printing, technologies create three-dimensional parts from computer-aided design (CAD) models by successively adding material layer by layer until a physical part is created. Further studies can be encouraged to test the existence of behavioural biases based on both market level and individual account data simultaneously. (2002), "A rule based expert sy. This is along with the end user expectations in AM. Progress in Additive Manufacturing promotes highly scored scientific investigations from academia, government and industry R&D activities. Additive Manufacturing for the Aerospace Industry explores the design, processing, metallurgy and applications of additive manufacturing (AM) within the aerospace industry. (1999), "A manag. About Additive Manufacturing The 7 Categories of Additive Manufacturing Although media likes to use the term “3D Printing” as a synonym for all Additive Manufacturing processes, there are actually lots of individual processes which vary in their method of layer manufacturing. The purpose of this paper is to examine what the significant contributions to the intergenerational equity and social discount rate (SDR) literature have been over recent decades and presents what policy progress has been made as a result. These technologies are used for customization of product and are helpful for research and development purpose. There are a large range of free and professional CAD programs that are compatible with additive manufacture. However, an alternate strategy is being concentrated on process optimization and consumption of material to reduce the overall cost of the prototype. Purpose opinions of other persons contribute the selection. Research limitations/implications Advantage 2 ,15 16 17 Comments Supplements traditional fabrication The differing strengths of traditional manufacturing and additive manufacturing processes mean that for some components a better result will be achieved with AM Findings Thus, there is need to understand how AM can contribute to cover Future of Additive Manufacturing: Process Flow Exhibit, Global, 2015 Source: Frost & Sullivan . The purpose of this paper is to evaluate the capability of five desktop additive manufacturing (AM) machines based on the ability to produce a standard component. These terms are useful for educational and standards-development purposes and are intended to clarify which machine types share process-ing similarities. View Additive Manufacturing Research Papers on Academia.edu for free. Read more. Practical implications - This case study was conducted in a pump impeller manufacturing unit. It makes it possible to create items previously considered too intricate and greatly accelerates final product design. In BWM method, pairwise comparisons are carried out between the best and worst criterion suggested by the decision makers, as that it leads to the selection of the suitable material. Selection of Additive Manufacturing Processes.pdf, All content in this area was uploaded by Yuanbin Wang on Feb 13, 2018, All content in this area was uploaded by Yuanbin Wang on Feb 06, 2018, Selection of Additive Manufacturing Processes, While user’s choices are in abundance, finding the rig, and approximated into mathematical models. Manufacturing is the backbone of any industrialized nation. Table 2: Current advantages of AM fabrication. Costs of both machine and materials are prime factors in AM and it can be helpful for cost reduction due to their uniqueness. and Rennie, A.E. Additive Manufacturing is not a cheap production process. To build the proposed model, few measurements are needed. (1998), "A com. On the other hand, different AM machines or processes have considerable overlap at the aspect of function and application, ... To offer an effective tool for selection of AM processes, a number of approaches have been presented during the past two decades. The users need to be aware of the underlying assumptions in these methods. Journal of Machine Tools and Manufacture, Making in the Manufacturing Environment: U, Rao, R.V. aspects are commonly used to evaluate performance of 3D printer, Once the performance information is acquired, the perform, This kind of function displays the probability of a, Using questionnaires to collect information from experts and engineers and, process knowledge is a popular approach (Braglia, Pet, 2014, Lokesh, Jain 2010, Masood, Soo 2002), (2013) used further modified version of the Grimm test structu, from benchmarking could be more reliable and p, general and simplified model that is appl. s, The permanent function is similar to the deter, with a certain material as a solution. The use of conventional manufacturing methods is mainly limited by the size of the production run and the geometrical complexity of the component, and as a result we are occasionally forced to use processes and tools that increase the final cost of the element being produced. 2 0 obj Byun, H.S. . 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