A machine (of Latin machina , meaning: Machine , invention ) is a device, using one or more Technologie (S) able to only carry out one or more work for which it was thought and manufactured. What does not prevent the Contrôle, more or less brought closer, of the machines by human Opérateur S (assisted or not by other machines!).

Tools

Many of these machines are assistances simply decreasing the painfulness of a work (ex: Bulldozer, Excavator) and, very often notably racourcissant the duration of its execution (ex: electric Coffee mill, Slicer, Washing machine).

Machine tool

Other machines, in an always identical and reliable way, return a perfect work automatically. In the Industry, these machines, called machine tools, was often made necessary by Tolérance S or increasingly restrictive Norme S. For example, the use of the electric Tournevis takes a lead in the assembly lines if it is wanted that the couple of tightening is the same one everywhere (with the difference of the coffee mill, the electric screwdriver has an electromechanical system of Rétroaction).

Industrial robot

In order to limit the painfulness of certain work, or to operate with constant quality in Painting, welding or Assembly, industry uses more and more mobile Robot S at fixed telephone and robots for the provisioning of the work stations (see Transitique).

Automatism

A last category of machines carry out work or render services that, without them, the man would be quite unable to carry out (ex: calculation of a medical image in 3D starting from its projections or Trepanation of the brain-pan without the least damage with the brain). The Data-processing and the automatism are at the base of all the modern machines.

Mécatronique

The modern machines of the 21st century become Mécatronique S with more and more of power and Intelligence, because of combination of four major disciplines of the Ingénierie: The Mechanical , the electrotechnical , the electronic and, the Data-processing .

See too

Simple: Machine

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