Wednesday, December 31, 2008

Computer numerical control overview process

cad/cam

Rapid overview of the CNC process
This is how I view CNC.I break it down into steps that I can remember easily.  Now, they all interact, but it is good to keep them in boxes for simplicity sake.  I also like to keep them in a logical, progression type order.  Here they are: Design, CAD, CAM, Control and Machine.


Today you are going on a journey.  You are going to learn about the basics of CNC.I hope you are as excited as I am.


I have been using CNC equipment in my home shop for six years now.The CNC technology gets better all the time.  The software gets better every year.  At one time large companies could only afford this technology.Now there are thousands of CNC machines working in shops like yours and mine.

There are basically five elements to a CNC Project that you need to know:
Design - planning on what you want to build
Computer Aided Design - translating it into the computer
CAM - converting it into machine language
Controlling - controlling your machines movements
Machining - building the part to specifications

These five elements are really the building blocks to a CNC project.  As you see them above, that is generally the order people associate them in.  For example, you can't control until you have a design.  You can't use your CAM software before your CAD software.  One of the main things you need to address is how these elements interact with each other.
Right now this may seem confusing.  Over time, it will seem very basic.  The more you use these elements with one another, the more their order will become second nature.

CNC Information Free Community Site:
If you would like to know more about CNC, head on over to http://www.cncinformation.com
You can join for Free and you get two free CNC ebooks. One is a GCode Quick Guide and the other is the CNC Info Site eBook. You will get access to the free CNC videos...Image to CNC Art when you join the community.

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