The document discusses design overheads and computer-aided design (CAD). It notes that the design process involves envisioning an idea and creating configurations, drawings, or specifications. CAD has reduced design overheads like time and costs by enabling digital modeling and testing of designs. The document outlines the CAD workflow, from initial concept to 2D and 3D modeling to generating engineering drawings and presentations. It notes the widespread use of CAD across industries and an estimated 20 million global CAD users.

1. www.caddcentre.ws
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Reduce Your Design Overhead,
It’s CAD world out there. From Boeing Aircrafts to perfume bottles, all
are designed using engineering software. For instance, in 2007, dentists
the CAD Way
alone spent a whooping $250 million in CAD to
design tooth crowns and bridges!
What's Design? Prior to 1982, when Professor David
Before knowing what is “design C Gossard, a MIT professor,first
overheads” and “computer aided created images of geometric
design”, let's start understanding models on a computer, thus giving
what is design. A business birth to the era of CAD, designing
dictionary says design is used to be a manual process.
“realization of an idea into a During World War II, an army of
configuration, drawing, model, draftsmen were drawing on a
mould, pattern, plan or drafting board each and every
specification.” component of “B-17 Flying Fortress”
aircraft, which was used for
Broadly, you can group design into bombing; months went by before
three categories: product design creating models of components in
(things), environmental design wood for testing.
(landscapes) and communication
design (information). And the Fast forward to the CAD era, now
“design overheads” are anything – the designs of Boeing aircrafts are
time, tools, processes, etc – that digitally created, presented and
stands between your visualization tested on computer monitors,
of a design and making it into a resulting in huge reduction of
“The “design “configuration, drawing, model, overheads in terms of time, cost
mould, pattern, plan or and errors.
overheads” are specification.”
anything – time,
tools, processes,
etc – that stands
between your
visualization of a
design and
making it into a
“configuration,
drawing, model,
plan, or
specification.,"
Courtesy: Mr Paul Hamilton

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The Work Flow 3D model. Major CAD/CAE/CAM
The design process starts with a software companies develop and
Training vision, an idea in your mind, and sell tools that cover the whole
followed by your understanding cycle.
of the high-level concept - you
“CAD TRAINING should know the main principles
and major parts. Then, you create
Increasing CAD Usage
CAD software packages, ranging
IS FOR YOU” a draft by pen and paper, or using
a simple vector graphics or
from 2D vector-based drafting
systems to 3D solid and surface
simple CAD programs. modelers, come with different
A major part of CAD adoption cost is not
specializations: architectural
hardware or software it is training. The
CAD Managers' Survey 2008, published
Next comes, the key part of CAD engineering construction (AEC),
by Eatyourcad.com, shows that by far designing that is, 2D or 3D general-purpose, mechanical
“the most common support issue raised modeling using CAD, which will CAD, solid modeling,
in 70.7% of all cases relates to a lack of enable you to use standard parts, visualization and rendering, and
knowledge of the CAD software being or parts created by other team facility management. There is a
used. That means employees do not members, in your model. Files CADD program for virtually every
have any, or enough, formal training. representing a part can be engineering discipline you can
They are mostly self-taught, on the job. downloaded from the Internet, or think of.
Learning is reactive rather than
local networks. By putting these
proactive. (See the illustration)
predefined parts into your The Outlook
CAD adoption cost project, you ensure that they are CAD is one part of the whole
correct. Digital Product Development
(DPD) activity within the Product
Now, you virtually assemble all Lifecycle Management (PLM)
the parts into a machine or process, and as such is used
together with other tools, which
Benefits of CAD
Presentations: Create fine drawings with hundreds of colors, line types,
hatch patterns, etc
Flexible editing: Make quick alterations to drawings
Source: eatthecad.com Accuracy levels: Do away with mathematical calculations and create
accurate shapes
Post global economic recession, Storage: Store thousands of drawings on your computer or Internet
companies are taking to a considered Project reporting: Prepare project reports with cost estimates on the fly
approach to hiring they want to know
your CAD skills. CAD users are required mechanism and analyze for FEM are either integrated modules or
to learn new software and contribute to (Finite Element Method) and stand-alone products, such as:
the productivity growth of their Kinematics. Finally, from your 3D Computer-aided engineering
companies. For this a focused training models, you generate a set of (CAE) and Finite element analysis
and committed assessment is required. engineering drawings for (FEA); Computer-aided
The India-based CADD Centre is
manufacturing. While you manufacturing (CAM) and
committed to enhance bridge your CAD
skill gap by offering present your 3D model, you Product Data Management (PDM).
create photo realistic images
Personalized Training: CADD Centre and/or animations to present An estimate puts that there are
believes experts are made, not born. your design. You can consider about 20 million CAD users
With practice, experience, and using rapid prototyping across the world today. The
encouragement – and a healthy dose of techniques to present a physical average company now uses 3.5
fun thrown in - anyone can become a 3D model. Major CAD/CAE/CAM CAD packages and the global
CAD expert. software companies develop and CAD market is estimated to grow
sell tools that cover the whole at 15% in 2010. The main growth
Authorized Training: The Centre creates its
cycle. driver is increasing hardware
courses to help you develop the
expertise you need to get to the next capabilities and affordability.
level. CADD Centre has been spreading Finally, from your 3D models, you
the knowledge of CAD, CAM, CAE and generate a set of engineering CAD products are making inroads
PPM for close to 22 years. To align the drawings for manufacturing. even into hitherto untapped
business/technological needs of global While you present your 3D model, service sectors such as food and
OEM's and provide authorized training you create photo realistic images beverage, retail and apparel, and
solutions, it has created a strong eco- and/or animations to present even, financial and investment
system of partners with Principals such your design. You can consider services. Hence, irrespective of
as Dassault, SolidWorks, Autodesk, PTC
using rapid prototyping the domain, CAD skill enriches
and Bentley.
techniques to present a physical productivity.