For Students
Certain machine tools have been designed to speed up production. Although these tools include features of the basic machine tools and perform the same operations, they incorporate design modifications that permit them to perform complex or repetitive operational sequences more rapidly. Furthermore, after the production machine has been set up by a skilled worker or machinist, a less skilled operator also can produce parts accurately and rapidly. The following are examples of production machine tools that are modifications of basic machine tools: (1) turret lathes, including screw machines; (2) multiple-station machines; (3) gang drills; and (4) production milling machines. Horizontal ...(100 of 6816 words)