Using the technology of computer aided design and computer aided manufacture,the big diameter cams in colour TV tube machines was made out by using CNC machine,it is successful in prance.

• 本文应用计算机辅助编程、辅助设计与辅助制造技术，对进口彩色显像管石墨涂敷机专用大直径凸轮槽导轨进行了自动编程与数控加工，使进口大直径凸轮导轨的制造国产化，并获得了满意的效果。