F-Term-List

3C001 Automatic control of machine tools
B23Q15/00 -15/28
B23Q15/007-15/28 KA KA00
PURPOSE
KA01 KA02 KA03 KA04 KA05 KA06 KA07 KA08
. Position correction and positioning . . Tool correction (e.g., tool offsetting) . Determination of tool lifetime . Tool damage prevention . Prevention of thermal displacement and thermal expansion, and counter measures . Prevention of overloads and maintenance of constant loads . Abnormal vibration prevention and control . Correcting the processing route
KB KB00
TYPES OF PROCESSES
KB01 KB02 KB03 KB04 KB05 KB06 KB07 KB08 KB09 KB10
. Lathing . Drilling . Boring . Milling . Gear cutting . Screw thread cutting . Grinding . Electric discharging . Machining center processing . Units for which processes are unimportant
KC KC00
OTHERS
SA SA00
COUNTERMEASURES FOR CONTROL OPERATION ERROR CONDITIONS
SA01 SA02 SA04
. Warnings and termination during control errors . Selection of a separate control step when control is impossible . Ignoring a temporary error signal
SB SB00
SETTING THE TIMING OF SWITCHES IN MOVEMENT SPEED AND DIRECTION
SB01 SB02 SB03 SB04 SB06
. For fabrication movements . . Setting switching from fast forward to cut feeding . . Setting cutting speed switching . . Setting switching for incremental feeding movements . Setting the timing of switches in positioning movements
TA TA00
OPERATION LEVEL (i.e., level of control)
TA01 TA02 TA03 TA04 TA05 TA06 TA07 TA09 TA10
. Distance and position . . Elements related to the tool and/or workpiece . . . Cutting amount . . . Feeding amount . Feeding speed (e.g., rotational speed of the feeding axis) . Cutting speed (e.g., rotational speed of the spindle) . Number of cuts and number of processes . Time . Temperature (e.g., oil temperature)
TB TB00
CONTROL AMOUNT
TB01 TB02 TB03 TB04 TB05 TB06 TB07 TB08 TB09 TB10
. Distance and position . . Tool end position . . Workpiece dimensions and workpiece shapes (including surface roughness) . . Rotational positions, rotational angles . Speed (e.g.g, feeding speed, cutting speed, rotational speed) . Load (e.g., pressure, load, torque) . . Forces acting on tools and workpieces . Vibrations and sounds (e.g., amplitudes, waveforms, frequencies) . Time . Temperature and heat
TB11
. Power (e.g., electric power)
TC TC00
PROCESSING DETECTED SIGNALS
TC01 TC02 TC03 TC04 TC05 TC06 TC09
. Average value . Difference (excluding the difference with the target value) . . Percentage of change . Calculation . Functions . Items which consider other elements . Two or more detected signals
TD TD00
DEVIATION (between control amount and evaluation, target, reference values)
TD01 TD02 TD03 TD05 TD06 TD07
. Correction of the operation level value to correspond to the deviation . . Correction with a value which is proportionate to the the deviation . . Correction using a correction table . Selection of a control step based on deviation . . Selection when the deviation is nil . . Selection by the large/small amount of the deviation
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