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17 Cards in this Set
- Front
- Back
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Ultrasonic Machining |
Nontrad machining- mech energy -Abrasives in slurry driven by vibrating tool at high frequency -Used on brittle non-metals (like ceramics) and some metals |
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Water jet cutting (WJC) |
Nontrad machining - mech energy -High velocity stream of water |
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Abrasive water jet cutting (AWJ) |
Nontrad machining - mech energy -Abrasive added to jet stream as it exits nozzle |
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Abrasive jet machining (AJM) |
Nontrad machining - mech energy -Jet of abrasive particles (mainly used to polish) -Deburring, trimming, deflashing, polishing, hard/brittle material |
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Electrochemical Machining (ECM) |
Nontrad machining - Electrochemical energy - Material removal by anodic dissolution using tool as cathode and work as anode -Used for die sinking, multiple hole drilling deburring, non-round holes |
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Electrochemical Deburring (ECD) |
Nontrad machining - Electrochemical energy -Material removal by anodic dissolution using tool as cathode and work as anode -Used around edges, through holes to deburr |
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Electrochemical Grinding (ECG) |
Nontrad machining - Electrochemical energy -Form of ECM where grinding wheel with conductive bond material augments anodic diss. -Sharpens cemented carbide tools, thin parts |
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Electric Discharge Machining |
Nontrad machining- Thermal energy -Tool/work conductive, sparks between tool/work cause high temperatures that vaporize metal -Used on hard or exotic metals |
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Electric Discharge Wire Cutting |
Nontrad machining -Thermal Energy -Tool/work conductive, sparks between wire tool and work vaporize metal -Used on hard/exotic metals and alloys, cutout |
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Electron Beam Machining |
Nontrad machining - Thermal energy -Uses a beam of accelerated electrons (0.75c) focused through lens to cut hole -Can be used on any material |
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LASER Beam Machining |
Nontrad machining - Thermal energy -Uses light energy from laser focused through lens -Drilling, slitting, slotting, scribing, marking -Light Amplification by Stimulated Emission of Radiation |
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Chemical Machining |
Nontrad Machining -Cleaning -Masking: cut/peel, screen resist, photographic resist -Etching -Demasking |
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What are some applications of nontraditional processes? |
-Small or deep holes -Non-round holes -Narrow or shallow slots -Micro -Strange contours |
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Can ultrasonic machining be used to machine both metallic and non-metallic materials? |
Yes |
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In abrasive water jet cutting (AWJ), where is the abrasive added? |
After the water exits the nozzle |
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What are some advatages of nontraditional processes? |
Can be used on new metals, nonmetals, complex geometries, and minimize surface damage |
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What are some disadvantages of nontraditional processes? |
High power cost, electrolyte sludge disposal. |
