Production Machine Tools
They are those machine tools with a number of automatic functions, so that the human skills required to produce the components are reduced. This helps reduce the idle time of the machine tools so as to improve their utilization.
A general purpose machine tool may also be converted into a production machine tool by utilizing jigs and fixtures for holding the workpiece.
Production machine tools have been developed from basic machine tools. Some examples are capstan and turret lathes, automats and multiple spindle drilling machines. Their setting time for a given job is more and the tooling design for a given job is more time consuming and expensive. Hence they are useful only In case of a large volume of production.
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