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A workpiece is a piece, often made of a single material, that is being processed into another desired shape (such as building blocks).
The workpiece is usually a piece of relatively rigid material such as 10 Things Beginning CNC Milling Machine Users Need to Succeed - CNCCookbook: Be A Better CNC'er
/ref> A workpiece may be subjected to various cutting operations, like truing, making fillets,
Componente mecanizado.JPG, A mechanical workpiece made of
Video demonstration of workpieces being attached to faceplates and angleplatesVideo demonstration of different methods of filing a metal workpiece
Machining {{Mech-engineering-stub
A workpiece is a piece, often made of a single material, that is being processed into another desired shape (such as building blocks).
The workpiece is usually a piece of relatively rigid material such as wood
Wood is a porous and fibrous structural tissue found in the stems and roots of trees and other woody plants. It is an organic materiala natural composite of cellulose fibers that are strong in tension and embedded in a matrix of lignin ...
, metal
A metal (from ancient Greek, Greek μέταλλον ''métallon'', "mine, quarry, metal") is a material that, when freshly prepared, polished, or fractured, shows a lustrous appearance, and conducts electrical resistivity and conductivity, e ...
, plastic, or stone. After a processing step, the workpiece may be moved on to further steps of processing. For example, a part can made out of bar stock and later become part of a semi-finished product.
The workpiece is often attached to the tool being used via a jig or fixture, like for example to a milling machine via an angle plate, or to a lathe via a lathe faceplate. A vise
A vise or vice (British English) is a mechanical apparatus used to secure an object to allow work to be performed on it. Vises have two parallel jaws, one fixed and the other movable, threaded in and out by a screw and lever.
A vise grip is n ...
is another example of a simple type of fixture used to fix workpieces./ref> A workpiece may be subjected to various cutting operations, like truing, making fillets,
chamfer
A chamfer or is a transitional edge between two faces of an object. Sometimes defined as a form of bevel, it is often created at a 45° angle between two adjoining right-angled faces.
Chamfers are frequently used in machining, carpentry, ...
s, countersinking, counterboring, etc. It may also receive various surface treatments and finishes.
The term "workpiece" has established itself within craft
A craft or trade is a pastime or an occupation that requires particular skills and knowledge of skilled work. In a historical sense, particularly the Middle Ages and earlier, the term is usually applied to people occupied in small scale pr ...
s and the manufacturing industry, and connects the work or treatment and the object to be treated.
A workbench is often used to hold a workpiece steady during work on it.
steel
Steel is an alloy made up of iron with added carbon to improve its strength and fracture resistance compared to other forms of iron. Many other elements may be present or added. Stainless steels that are corrosion- and oxidation-resistan ...
Fillet.jpg, A workpiece with a filleted pole (right) and non-filleted pole (left)
Countersunk and counterbored holes cross-section.png, A workpiece with a countersunk hole (left) and a workpiece with a counterbored hole (right)
See also
* Surface finishing *Metalworking
Metalworking is the process of shaping and reshaping metals to create useful objects, parts, assemblies, and large scale structures. As a term it covers a wide and diverse range of processes, skills, and tools for producing objects on every scale ...
References
External links
Video demonstration of workpieces being attached to faceplates and angleplates
Machining {{Mech-engineering-stub