scholarly journals Alphabet Soup

2003 ◽  
Vol 125 (01) ◽  
pp. 44-46 ◽  
Author(s):  
Jean Thilmany

This article focuses on how acronyms serve a useful purpose to people in a certain industry because they know right away what area is being referred to without having to go into a long, elaborate explanation. For the record, CAD stands for “computer-aided design,” CAM for “computer-aided manufacturing,” and PLM for “product lifecycle management,” which are all software applications used by engineers. Acronyms that are bandied about without ever being defined can make all but seasoned veterans feel as if they are in a subject over their heads. Manufacturers have an ongoing task of sorting through acronyms and finding those that have meanings for them, as opposed to those that are merely flavors of the day and will ultimately fall by the wayside.

Author(s):  
Christoffer Levandowski ◽  
Peter Edholm ◽  
Fredrik Ekstedt ◽  
Johan Carlson ◽  
Rikard So¨derberg ◽  
...  

Product platforms can be used as an enabler for offering a wide variety of products to the market, while keeping the development cost down. Reusing knowledge in new designs is a key concept of product platforms, whether it is about reusing entire parts, or reusing ideas and concepts. The Configurable Component (CC) concept is one way of describing a product platform, and is based on autonomous subsystems that are not fixed, but have a bandwidth within which they can vary. These systems are configured to fit the set of requirements resulting in product variants. Product Lifecycle Management (PLM) as a complementing business strategy deals with integrating processes, information, systems and people across the product lifecycle to support the development of complex products. This paper describes a case study where the CC concept is successfully implemented in a PLM environment to allow configuration of the systems in relation to each other. The focal point of this paper is configuration of the geometrical interfaces between sub systems. A car door from a Swedish car manufacturer, known for the tight fit in assembly, is used as an example. In this case, there are two requirements on the assembly. First, the assembly cannot be far from nominal, thus requiring robust interfaces between the ingoing parts. Second, the window must be mountable. The result is a PLM architecture with a Product Data Management (PDM) system, a Computer Aided Design (CAD) tool, two Computer Aided Engineering (CAE) tools and a configurator, all integrated.


Aerospace ◽  
2019 ◽  
Vol 6 (4) ◽  
pp. 41
Author(s):  
Angelo Corallo ◽  
Manuela Marra ◽  
Claudio Pascarelli

In manufacturing companies, computer-aided design (CAD)/computer-aided manufacturing (CAM) feature-based approaches have been developed for faster numerical control (NC) programming. They allow to automatically generate toolpath, recognizing both standard and custom machining features, and defining for each of them the best or preferred machining process based on predefined rules. The definition of Feature Based Manufacturing (FBM) rules requires advanced competences and skills; furthermore, the standardization required by these instruments is too rigorous for real machining practices. It is therefore necessary to extend the Product Lifecycle Management (PLM) environment in order to be able to make explicit and manage manufacturing rules based on industrial best practice. The paper addresses these problems presenting a possible solution to optimize FBM information management and integration within the product lifecycle. A data model extension, covering new items such as “manufacturing rules” and “tool setting preferences”, and a new methodology for rules management and deployment are proposed.


2017 ◽  
Vol 1 (1) ◽  
pp. 81
Author(s):  
Jorge Alcântara Filho ◽  
Letícia Mendes

consistentes e cada vez mais presentes nos campos de design e construção. A presença cada vez mais significativa dos sistemas de representação e fabricação com auxílio de computador (Computer Aided Design e Computer Aided Manufacturing) na concepção dos mais variados artefatos, tem sido um assunto muito discutido nos diversos campos da indústria criativa. Paralelamente à esta discussão, a introdução da abordagem projetual paramétrica tem uma grande importância na obtenção de novas perspectivas e inovação no design. Dessa forma, com o intuito de associar o potencial das ferramentas de prototipagem rápida e fabricação digital e de um sistema generativo de projeto, este artigo descreve o desenvolvimento de um projeto de mobiliário – um painel para exposição de objetos e organizador de ferramentas - através da documentação detalhada dos processos e procedimentos realizados para sua conclusão e desdobramentos acerca da mudança de paradigma no processo de projeto, condizente com a potencialidade dos recursos digitais. O texto do resumo deve ser escrito em Cambria tamanho 10, justificado, espaçamento simples, antes 0, depois 0. Deve possuir no máximo 200 palavras. O texto deve ser escrito em um único parágrafo e conter as informações principais do artigo como objetivos, resultados, métodos, etc.


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