Mechanical Design Services

The process of creating and defining components and systems is both exciting and challenging. PADT prides itself in combining creativity with the latest Computer Aided Design (CAD) technology to provide comprehensive design and solid modeling services to our customers. Nothing is better then working with a team of talented people, working hard, to creating something new and unique.

PADT’s design staff has expertise in a variety of industries, and are extremely skilled at learning about new industries and applying their skills to solve entirely new problems. Some specific industries that PADT has extensive experience with include:

  • Turbomachinery
  • Pumps, compressors, and turbines
  • Vacuum systems
  • Electronic device enclosures
  • Aerospace electronic packages
  • Chip packages
  • Machine tools

  • Lawn care products
  • Satellite systems and components
  • Fuel cells
  • Valves
  • Gearboxes, internals, and housings
  • Large metal castings
  • Injection molded plastic parts
Motorcycle Part
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Dental Drill: Click to Enlarge The foundation of PADT’s design process is the use of feature-based, parametric solid modeling to define part geometry. CAD software has now evolved to the point where a designer no longer has to approximate, or cut corners, as part of the product definition process. Parametric models allow for very fast design changes without geometry re-creation, and also help to capture design intent for downstream applications like analysis.

Spacecraft Design: Click to Enlarge PADT also tries to define geometry in the context of an assembly. This avoids downstream issues with assembly and tolerancing. The relationship of a part to the rest of a system is often more important then the characteristics that are unique to a part. It also aides in the design process by letting the engineer address serviceability and maintainability issues. Treating a machine as a complete system during the design process results in shorter development times and better final product performance.

A third fundamental principle is the concept of design for manufacturing. PADT’s design staff is very familiar with different manufacturing processes, and takes the ability and cost of manufacturing into account as they define components for customers. No matter how clever a design is, it is useless if it can’t be made.

Detail Drawing The final foundation of PADT’s design process is the creation of accurate and robust detail drawings. Our design staff understands that detailing is the way in which the engineering intent is passed on to manufacturing and other downstream users. Creating an easy-to-read and accurate detail drawing is the final step of the design process, and perhaps the most important. This includes the creation of assembly drawings as well as Bill of Material documents. PADT follows the latest ANSI standards and employs geometric tolerancing practices when required.

PADT has experience starting a design project from crude conceptual sketches, existing designs, or existing hardware. The design team works hand-in-hand with the customer, PADT’s analysis and manufacturing staff, and other interested parties to ensure that the design exceeds its requirements and is completed in a timely manner.

Cumbustor Design: Click to Enlarge
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Flat Panel Assembly
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Gumball Machine
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Nozzle
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Stephen Hendry

Coordinator, CAE Business Development
Phoenix Analysis & Design Technologies , Inc.
Arizona State University Research Park
7755 S. Research Drive, Suite 110
Tempe, Arizona 85284
480-813-4884 (Phone), 480-813-4807 (Fax), 207-333-8780 ( Mobile)
Stephen.Hendry@PadtInc.com

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