OPTIMUM
MASCHINEN - GERMANY
Appendix
Version 1.1.6 dated 2014-10-16 Page 159Original operating instructions
F150 GB
13.9 Terminology/Glossary
Term Explanation
Cross table, milling table Bearing surface, clamping surface for the workpiece with X- and Y-axis
travel
CAD C omputer A ided D esign
CAM C omputer A ided M anufacturing
CAP C omputer A ided P lanning
CNC C omputerised N umerical C ontrol
CTS C oolant T hrough S pindle
NC N umericial C ontrol
ATC A utomatic T ool C hanger
MCP M achine C ontrol P anel
PLC P rogrammable L ogic C ontroller
Work-piece piece to be milled, drilled or machined.
Spindle head Milling head, upper part of the CNC milling machine
Spindle sleeve Hollow shaft in which the milling spindle turns.
Milling spindle Shaft activated by the motor
Tool Milling cutter, drill bit, etc.
Machine Control Panel Control panel, keyboard and screen of the CNC machine
Separating protective equip-
ment
Cover, housing
Step motor Synchronous motor where the rotor (turnable piece of the motor with a
shaft) can be turned targeted around an angle if the triggered stator coils
(non-turnable piece of the motor) is well selected.
Servo motor A motor which can travel to different predetermined positions and will main-
tain there. In this case, the position is an angular position of a rotatory
motor and in case of a linear motor it is a linear positioning. The starting-up
and maintaining of the predetermined position is performed by means of a
control.
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