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Types of NC machine tool
The machining centre Borers become machining centres Drillers
15 other sections not shown
angle automatic axes block bureau calculation cent chapter circle CLDATA co-ordinate system component computer program contour element control system control tape cost Countersink cut vector cutter Cutting fluid cutting speed cutting values cycle defined depth described determined diameter digits dimensions direction drilling machine engineering error example EXAPT feed feedrate Ferranti Figure finished floating point FORTRAN function function word geometric given holes in./min indicate input instructions integer language lathe machine slides machining centre machining operation macro magnetic tape manual manufacturing milling modifiers motion NC equipment NC machine tools NELNC normally Numerical Control output pallets part-programming plane point pattern position possible post processor problem produced program loops punched cards punched tape radius rotation sequence number shown in Fig slide specified spindle speed standard statement subroutine surface symbol SYSTEM 24 technological tion tool path tool-changing turret type of machine workpiece