Additive Manufacturing Technologies: 3D Printing, Rapid by Ian Gibson, David Rosen, Brent Stucker

By Ian Gibson, David Rosen, Brent Stucker

This e-book covers intimately a number of the features of becoming a member of fabrics to shape elements. A conceptual evaluate of fast prototyping and layered production is given, starting with the basics in order that readers can wake up to hurry speedy. strange and rising functions resembling micro-scale production, scientific purposes, aerospace, and swift production also are mentioned. This booklet offers a finished review of swift prototyping applied sciences in addition to aid applied sciences resembling software program structures, vacuum casting, funding casting, plating, infiltration and different systems.

This publication also:

Reflects contemporary advancements and developments and adheres to the ASTM, SI, and different standards

Includes chapters on car expertise, aerospace know-how and reasonably cheap AM technologies

Provides a wide variety of technical inquiries to be sure complete figuring out of the suggestions covered

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Extra resources for Additive Manufacturing Technologies: 3D Printing, Rapid Prototyping, and Direct Digital Manufacturing

Sample text

Some AM parts, in contrast, may have voids or anisotropy that are a function of part orientation, process parameters or how the design was input to the machine, whereas CNC parts will normally be more homogeneous and predictable in quality. 2 Speed High-speed CNC machining can generally remove material much faster than AM machines can add a similar volume of material. 6 Distinction Between AM and CNC Machining 11 picture, as AM technology can be used to produce a part in a single stage. CNC machines require considerable setup and process planning, particularly as parts become more complex in their geometry.

The speeding up of the whole product development process relies much on the fact that we are using computers throughout. Since 3D CAD is being used as the starting point and the transfer to AM is relatively seamless, there is much less concern over data conversion or interpretation of the design intent. Just as 3D CAD is becoming What You See Is What You Get (WYSIWYG), so it is the same with AM and we might just as easily say that What You See Is What You Build (WYSIWYB). The seamlessness can also be seen in terms of the reduction in process steps.

Some more exotic systems mentioned in this book may not fit directly into this classification. An example is the possible deposition of composite material using an extrusion-based technology. This fits well as a 1D channel but the material is not explicitly listed, although it could be argued that the composite is extruded as a molten material. Furthermore, future systems may be developed that use 3D holography to project and fabricate complete objects in a single pass. As with many classifications, there can sometimes be processes or systems that lie outside them.

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