Advances in CAD/CAM: Case Studies by John J. Clancy (auth.), Peter Cheng-Chao Wang Ph.D. (eds.)

By John J. Clancy (auth.), Peter Cheng-Chao Wang Ph.D. (eds.)

To comprehend what we all know and pay attention to what's to be identified has turn into the imperative concentration within the remedy of CAD/CAM concerns. it's been your time considering that we all started treating concerns getting back from engineering info dealing with in a low key model due to its housework chores and information upkeep features representing nonglamorous matters relating to automation. because the creation of CAD/CAM,large numbers of information bases were generated via standalone CAD structures. And the speed of this computerized technique of producing facts is quickly expanding; this can be almost certainly the main consider altering our approach of engineering information similar difficulties. As one deeply concerned with engineering information dealing with and CAD/CAM purposes, i do know that to prevail, we needs to do our homework: monitoring the developments, holding abreast of latest applied sciences, new purposes, new businesses and items which are exploding at the scene on a daily basis. In state-of-the-art fast paced info dealing with period, simply maintaining is a full-time activity. this is why ATI has initiated those guides, that allows you to convey to the clients a number of the information about their reports within the very important fields of CAD/CAM and engineering info dealing with. This quantity comprises a number of the paper, together with revisions, that have been offered on the 5th Automation know-how convention held in Monterey, California. a chain of guides has been initiated via cooperation among ATI and the Kluwer educational Publishers. the 1st quantity used to be Advances in Engineering information Handling-Case Studies.

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Numerous configurations are modeled in wmd tunnel tests. The wind tunnel group uses computers in two distinct applications. 41 MODEL DESIGN The model design group uses an interactive computer J;raphics system to design the model airplanes for testing in the transonic and other wind tunnels. This geometric design information is used in drawing form to make the 14inch to 20-foot long models that are manufactured on the site. The interactive design system allows rapid creation of drawings resulting in faster turnout of models, an important feature because wind tunnels are expensive and it is not cost effective to have them sitting empty.

This benefit was realized recently most clearly in the creation of the wing box on the 767 with its 26 ribs. Using APT programs, we were able to create and save for future use whole families of parts. INTERACTIVE CONVERSATIONAL SYSTEMS To solve a section analysis problem for, say, a body frame, a Boeing design engineer has merely to sit down at a computer terminal (Figure 8). Instead of using a slide rule and a calculator, the designer can use either a portable desk top terminal or an alphanumeric scope terminal.

CAD/CAM has probably seen the most widespread and spotlit progress of all the postwar industrial endeavors. Significantly, its use has forced an integration among systems and disciplines to an extent never experienced before. Trend watchers have enjoyed monitoring the transitions and innovations of batCh CAD, part and template making, master dimension, and drafting using the interactive graphics computer. And now they are observmg the unprecedented marriages of like and un1ike systems, design and operations, data management and production functions, and the cooperative ventures of industry and university professors and students.

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