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Published byPenelope Willis Modified over 9 years ago
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Introduction to Manufacturing Processes
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Types of Processes Primary Manufacturing Processes –Raw materials to useable material –Raw materials are renewable or exhaustible Secondary Manufacturing Processes –Create products from primary product
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Input Process Output Feedback Manufacturing Process
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Materials Ceramics, metals, and plastics are well- suited to manufacturing. Their properties determine the process for which they are best suited.
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The World of Materials Organic Materials Inorganic Materials SolidLiquidGas Engineering (Industrial) Materials Non- Engineering Materials PolymericMetallic Ceramic
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Composite Video
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Selecting Materials Internal Structure Types of atoms Bonds between atoms Molecular structure Property Physical Mechanical Chemical Thermal Electrical – Magnetic Acoustical Optical Conditions Chemicals Radiation Mechanical Loads Thermal Electromagnetic Fields Sonic Forces
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Casting and Molding
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Casting and Molding Videos
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Separating Involves the removal of material Also referred to as the subtractive process Includes two types of processes –Chip Forming –Non-Chip Forming
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Separating Videos
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Joining Also referred to as the additive process Materials added in layers to build a finished part Examples –Welding –Gluing –Soldering –Prototyping
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Forming Uses force to cause a material to permanently take a shape Changes some of the material properties
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Forming Videos
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Finishing May be completed before or after assembly Used primarily to protect a product from various conditions Also used to enhance a product’s appearance
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Finishing – Deburring Methods include filing, scraping, and trimming Considerations include actual requirements regarding work piece specifications, production quantities, and cost
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Finishing – Cleaning Involves the process of removing unwanted material from work pieces Techniques include –Alkaline cleaning –Electrolitic cleaning –Solvent cleaning –Vapor degreasing –Acid cleaning –Abrasive blasting –Abrasive wheels
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Finishing – Coating Involves a material being applied to a work piece May be mechanical, electrolytic, or conversion
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Finishing – Assembling Involves putting parts together May be temporary or permanent Includes bonding and mechanical fastening
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Finishing – Conditioning Refers to changing the physical or mechanical properties of a material Includes thermal, chemical, and mechanical
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Image Resources Custompart.net. (2008). Tutorials. Retrieved February 1, 2008, from http://www.custompartnet.com/wu/InjectionMolding Microsoft, Inc. (2008). Clip art. Retrieved February 13, 2008, from http://office.microsoft.com/en- us/clipart/default.aspx Society of Manufacturing Engineers (Producer). (2010). Forging. Available from the Society of Manufacturing Engineers, One SME Drive: Dearborn, Michigan 48121. The ABB Group. (2008). Photo gallery. Retrieved June 5, 2008, from http://www.abb.com
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