CHAPTER 1 INTRODUCTION 1.1 ELECTRICAL DISCHARGE MACHINING (EDM) The phenomenon of erosion of

Going on a few centuries to the 1890s C.L. Coffin a man from Detroit was credited the U.S. patent for the metal electrode. This was the first recorded passing of melted metal from the electrode through the arc onto the metal forming a weld. This process made the welds stronger than ever holding longer and looking better as well. They proved this point by having two steel beams one that was riveted and bolted vs welded. The put both through extreme bed test and the welded joints held a lot longer and proved there last. This showed the world that welding was a reliable way to join metals. This sparked a fire buildings were allowed to have more joints and curves opening up a new design for houses and commercial buildings. After this new styles were showed the demands for welding machines went through the roof and the needs for welders as well.

Following the books style guide, I summarized the main steps in our process description. I then continued with arguments on why this technical description should be important to industrial engineering students, providing a sense of finality.

There is several pieces of PPE equipment that must be work whilst milling, equipment is as follows:

In order to accomplish this objective, weight assigned are W1= -0.1, W2=0.25 and W3=0.65. As in Table 5 and in Fig. 3, the optimal machining parameters predicted using SA are work speed (Vw= 51.15 m/min), feed rate (f = 16.30 mm/min) and depth of cut (d = 0.01 mm) for a minimum surface roughness of 0.476µm. For these parameters the roundness is found to be 0.028mm with a material removal rate of 20.34mm3/min.

During the 1930s and the Great Depression automakers began producing cars with steel bodies which required new tooling (“The “GD” Hits Farms and Cities in the 1930s”). This caused many changes and the automotive and aircraft industry were responsible for several advances in metalworking technologies during this time. To keep up with these changes, manufacturers needed new production methods, machines, and cutting tools which they later got (“The 1930s”).

The metals were placed into a clay crucible and then heated at a very high temperature inside a kiln containing a charcoal fire. Following the implementation of copper extraction, it was discovered that the process of combing metals gave them superiorities like strength, in bronze.

In 1752, a man in France performed Franklin’s experiment using a 40-foot iron rod instead of Franklin’s kite and extracted electrical sparks out of a cloud. Franklin was not given credit until Joseph Priestley’s 1767 History and Present Status of Electricity (The Electric Benjamin Franklin). After this experiment Benjamin Franklin determined that lightening was electricity. This experiment led to the invention of the lightening rod.

These two specialties share similar skills in terms of fabrication and metallurgy, including a thorough understanding of the physical and mechanical properties of metals. They both have a strong understanding of structural design and manufacturing regardless of material. And one particular aspect that is often overlooked is the ability to be critical thinkers, as this is inherent with artistic creation (White, Robinson 2001). Additionally, all the processes used in machining and welding require a level of critical thinking and creativity in order to maximize efforts and resources. The current employment of these two specialties is minimal while in garrison; however, while forward deployed, these specialties become an integral part of combat innovation. Their creativity and ingenuity have made a significant impact in the

College, pay rate, and the long topics of availability. These are things common people know you will need, so why not actually learn about welding. Here are some basics and simple elements used in welding. “Shielded Metal Arc Welding” (SMAW) – Shielded Metal Arc Welding is also known as “SMAW” or as “stick welding.” The stick in question refers to the electrode, which is coated in a protectant flux. An electrode holder holds the “stick” in place and an electric arc is created using either direct or alternating

DeWalt prides itself in provide durable and efficient power tools to it's customers, and this manufacturer values customer satisfaction above all else. DeWalt spends a considerable amount of time researching the most effective operating practices where their tools are concerned.

This engineering standard provides a standardized collection of terminology related to systems and software engineering, as well as references to other source standards where the included terms may be actively defined.

Electrical engineers have an impact on the world in this way by trying to find better energy sources to fuel us and keep the power on but what helps electrical engineers is what tools they use.

However, as time went on, people started to discover metals and how they could be used such as iron, brass,

Thanks for connecting with me on linkedin. We met a while back when I was at Greenway Industries and you were at MIDA. I was searching linkedin and saw that you were the operations manager at Electro-Shred. Do you use any logistics scheduling software at your company?

He argues that, while many processes were developed to improve metalworking after the war, the ones that ultimately prevailed were not the ones which were most efficient. He demonstrates how several alternate techniques actually had better results more quickly that the NC (Numeric Control) machining which eventually came to dominate the industries, and in fact the NC machines were often slower for a significant period of years.