...Qi Fan In the blank design of spiral bevel and hypoid gears, the face cone is defined as an imaginary cone tangent to the tops of the teeth. Traditionally, the face cone element or generatrix is a straight line. On the other hand, the tooth root lines, which are traced by the blade tips...

... blanking cup-shaped drawing Mechanical presses are machine tools used for stamping operations. Recently, there has been a wide interest in servo presses, which are capable of generating various ram motions. There are two main types of servo processes, namely, “direct-driven” and “hybrid-driven...