CNC Final Exam Review Latest Version Graded A+

CNC Final Exam Review Latest Version Graded A+ NC Numerical Control CNC Computer Numerical Control DNC Direct Numerical Control Advantages of CNC/NC - Increased production volume - Increased accuracy & quality - Cut manufacturing costs - Create complex parts Disadvantages of CNC - Initial cost - Users must be trained (software & technology) - Maintenance of equipment Disadvantages of DNC - DNC uses a central control and in an event of compuer failure, the complete activities of the machine shop would come to a standstill - DNC is expensive and its use is practical in areas where high automation is required APT Automatically Programmed Tools MCU Machine Control Unit CAM Computer Aided Manufacturing -Edge CAM -Gibbs CAM -Master CAM CAD Computer Aided Design Three basic components of a computer 1) Central Processing Unit (CPU) 2) Memory 3) Input/Output section NC Applications - Milling - Turning - Wire EDM - Laser, Flame, & Plasma - Punching & Nibbling - Robots & CNC