By A. J. Medland, Piers Burnett (auth.)
Little greater than a decade in the past computer-aided layout and manufacture (CAD/CAM) was once a truly esoteric box certainly, no longer person who was once of a lot functional obstacle to a supervisor or industrialist until his enterprise used to be at the scale of, say, an important car producer or in a box of excessive know-how resembling aerospace. Like a lot else, this example was once revo lutionized by means of the discovery of the silicon chip, the arriving of the micro processor and the dramatic fall within the price of machine undefined. this present day, CAD/CAM has unfold down the industry, and down the cost scale, to the purpose at which it truly is either a possible and an inexpensive expertise for quite a lot of small-and medium-sized businesses in parts as a variety of as architec ture and normal engineering, plastic moulding and client electronics. however the explosion - there is not any different observe for it - within the style and features of CAD/CAM structures, and their stunning climb to the head of the hi-tech hit parade, has put the aptitude consumer and consumer of the recent expertise in a tough place. at the one hand he's guaranteed, no longer least by means of the brands of CAD/CAM apparatus, failure to speculate in it is going to go away his corporation stranded within the commercial Stone Age.
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Extra info for CAD/CAM in Practice: A Manager’s Guide to Understanding and Using CAD/CAM
Although superficially dissimilar from one another all these objects are made of the same material- plastic - and produced by moulding processes. They would thus be considered 'closely related' in terms of group technology. of the machines in a cell, then it may make sense to search the schedule of future jobs to find one which will make use of those machines which would otherwise be idle. Already the theorists of group technology are busy, on paper at least, reorganizing the layout of factories so that instead of machine tools being grouped by category and function - all the turret lathes in one bay, all the drills in another, etc - they are assembled in lines or cells each of which is designed to carry out the entire sequence of operations which the manufacture of one group of products requires.
We have already shown, we hope, that CAD has a clear and comprehensible identity, and we hope to show in a moment that the basic principles of CAM are equally easy to grasp - but what of the relationship between the two? Most of the problems and confusions which arise here have little or nothing to do with the use of computers; they are essentially a consequence of misunderstanding the relationship between the work of the designer (with or without the aid of a computer) and the production process.
No craftsman in the construction industry, for example, would expect an architect to specify every last little detail of a building's design. On the contrary, a plumber or an electrician will normally expect to do much of the detailed design of an installation as the work progresses. Even in an CAM - An Introduction 33 engineering shop, it may be left to a machine operator to decide when a curve 'looks right' or to a fitter, working with a hand file, to decide, within a set margin of tolerance, when he is satisfied with the way two components go together.
CAD/CAM in Practice: A Manager’s Guide to Understanding and Using CAD/CAM by A. J. Medland, Piers Burnett (auth.)