Gerald Davis Design and Consulting

Gerald Davis

Contributing Writer
Gerald Davis Design and Consulting
Putting 3-D CAD on the grill, Part VIII - TheFabricator

Putting 3-D CAD on the grill, Part VIII

August 4, 2010

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Working on a 3-D design for a Shashlik Grill, columnist Gerald Davis continues his work of locating features in the context of the top level assembly.

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Putting 3-D CAD on the grill, Part VII - TheFabricator

Putting 3-D CAD on the grill, Part VII

July 15, 2010

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Working on a design for a Shashlik Grill, columnist Gerald Davis turns his attention to fasteners as it's time to shore up the support structure.

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3-D CAD on the grill, Part VI - TheFabricator

Putting 3-D CAD on the grill - Part VI

June 8, 2010

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Working on a design for a Shashlik Grill, columnist Gerald Davis reminds CAD designers that it is a good practice to test parametric links as the design progresses.

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sheet metal modeling bad design

The impossible dream

May 11, 2010

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From the CAD operator's point of view, he can use several tricks for sheet metal modeling that can keep the design in the realm of can-do manufacturing—the land where the tooling and metal processing technologies are commonly available.

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sketch model wheel

Putting 3-D CAD on the grill - Part IV

April 1, 2010

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When it comes to providing exact details for the bill of materials for a 3-D design job, columnist Gerald Davis provides some pointers to help speed up the project.

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tray linked parametrically

Putting 3-D CAD on the grill—Part III

March 1, 2010

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Working on a design for a Shashlik Grill,columnist Gerald Davis provides guidance so that the designer ends up with a design that allows him to explore various changes to the size of the overall product while having the component parts stretch or shrink automatically

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sketch product concept 3 d

Putting 3-D CAD on the grill

January 15, 2010

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Gerald Davis begins this year with a series of product development case studies, taking an idea and creating the virtual model of it.For this first installment, Davis designs a barbecue grill.

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3d sheet metal design

Flat responsibility in sheet metal modeling

September 23, 2009

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The most important role of a CAD operator is to verify that the design can be flattened. Columnist Gerald Davis provides some guidance on that subject.

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Ellipticalcut Precision

Top-down modeling

July 1, 2009

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A reader has a question about modeling an assembly comprised of three plates and tubing. Columnist Gerald Davis provides guidance.

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Bill Precision Figure 1

The most important output of 3-D CAD modeling

June 1, 2009

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The most important output from a CAD system is the bill of material. Columnist Gerald Davis gives us an idea of just how much detail should go into creating a BOM.

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Love of loft in 3-D CAD modeling

May 1, 2009

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Leaning to use the loft tool in 3-D CAD modeling takes some work, but it can come in handy in certain circumstances.

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Getting swept away in 3-D CAD modeling

April 1, 2009

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Like an extrude or revolve, a sweep is a tool for modeling a 3-D shape. A sweep consists of three basic elements--a profile, a path, and a set of rules for "sweeping" the profile along the path. A sweep can be a powerful tool when modeling 3-D shapes, according to columnist Gerald Davis.

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circle precision

Modeling in a 3-D CAD system

March 1, 2009

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Among the tools in the 3-D CAD toolkit—extrudes, revolves, sweeps, and lofts—the first two can be used to create identical parts, but they don't work the same way. Depending on which process you choose, the time the computer needs to model and rebuild the part can vary substantially.

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 Precision molded dimensions figure 1

Dimensioning in a 3-D CAD system

February 1, 2009

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Columnist Gerald Davis explains that preparing a 3-D CAD model without dimensions may look great, but it doesn't really do anybody any good. For example, a 3-D CAD model with dimensions helps quality control inspectors.

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Adapter plate precision image

Sketching in a 3-D CAD System

January 1, 2009

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Columnist Gerald Davis describes different approaches to sketching in a 3-D environment.

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