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- Machining abstract "Machining is any of various processes in which a piece of raw material is cut into a desired final shape and size by a controlled material-removal process. The many processes that have this common theme, controlled material removal, are today collectively known as subtractive manufacturing, in distinction from processes of controlled material addition, which are known as additive manufacturing. Exactly what the "controlled" part of the definition implies can vary, but it almost always implies the use of machine tools (in addition to just power tools and hand tools).The precise meaning of the term machining has evolved over the past one and a half centuries as technology has advanced. In the 18th century, the word machinist simply meant a person who built or repaired machines. This person's work was done mostly by hand, using processes such as the carving of wood and the hand-forging and hand-filing of metal. At the time, millwrights and builders of new kinds of engines (meaning, more or less, machines of any kind), such as James Watt or John Wilkinson, would fit the definition. The noun machine tool and the verb to machine (machined, machining) did not yet exist. Around the middle of the 19th century, the latter words were coined as the concepts that they described evolved into widespread existence. Therefore, during the Machine Age, machining referred to (what we today might call) the "traditional" machining processes, such as turning, boring, drilling, milling, broaching, sawing, shaping, planing, reaming, and tapping. In these "traditional" or "conventional" machining processes, machine tools, such as lathes, milling machines, drill presses, or others, are used with a sharp cutting tool to remove material to achieve a desired geometry. Since the advent of new technologies such as electrical discharge machining, electrochemical machining, electron beam machining, photochemical machining, and ultrasonic machining, the retronym "conventional machining" can be used to differentiate those classic technologies from the newer ones. In current usage, the term "machining" without qualification usually implies the traditional machining processes.Machining is a part of the manufacture of many metal products, but it can also be used on materials such as wood, plastic, ceramic, and composites. A person who specializes in machining is called a machinist. A room, building, or company where machining is done is called a machine shop. Machining can be a business, a hobby, or both. Much of modern day machining is carried out by computer numerical control (CNC), in which computers are used to control the movement and operation of the mills, lathes, and other cutting machines.".
- Machining thumbnail Mobile_Machine_Shop_US_Army_1943.jpg?width=300.
- Machining wikiPageExternalLink www.buhl.nl.
- Machining wikiPageExternalLink machin_intro.cfm.
- Machining wikiPageExternalLink Machining-Conventional-Milling-VS-ClimbMilling.
- Machining wikiPageExternalLink drill-and-bore-with-a-face-mill.
- Machining wikiPageExternalLink subtractive-plus-additive-equals-more-than.
- Machining wikiPageExternalLink index_e.html.
- Machining wikiPageID "365765".
- Machining wikiPageRevisionID "598390571".
- Machining hasPhotoCollection Machining.
- Machining subject Category:Machining.
- Machining comment "Machining is any of various processes in which a piece of raw material is cut into a desired final shape and size by a controlled material-removal process. The many processes that have this common theme, controlled material removal, are today collectively known as subtractive manufacturing, in distinction from processes of controlled material addition, which are known as additive manufacturing.".
- Machining label "Machining".
- Machining label "Mecanizado".
- Machining label "Obróbka skrawaniem".
- Machining label "Usinage".
- Machining label "Usinagem".
- Machining label "Verspanen".
- Machining label "Zerspanen".
- Machining label "Обработка резанием".
- Machining label "تشغيل آلي (صناعة معدنية)".
- Machining label "机械加工".
- Machining label "機械加工".
- Machining sameAs Obrábění_kovů.
- Machining sameAs Zerspanen.
- Machining sameAs Mecanizado.
- Machining sameAs Usinage.
- Machining sameAs 機械加工.
- Machining sameAs Verspanen.
- Machining sameAs Obróbka_skrawaniem.
- Machining sameAs Usinagem.
- Machining sameAs m.01_z0v.
- Machining sameAs Q192047.
- Machining sameAs Q192047.
- Machining wasDerivedFrom Machining?oldid=598390571.
- Machining depiction Mobile_Machine_Shop_US_Army_1943.jpg.
- Machining isPrimaryTopicOf Machining.