Cold-Heading (Classic Reprint)
Lucas, Chester L.
Excerpt from Cold-Heading
The operation of forming the heads of rivets, wood screw blanks, machine screw blanks, and similar products, by upsetting the ends of the wire lengths while cold, is known as cold-heading. The machines to which the wire is fed from a coil, and in which it is cut off and headed, are known as cold-headers. It is the purpose of this treatise to describe brie¿y the operation of various types of heading machines, to enume...