| 摘要 |
In a servomotor drive control system comprising a command unit such as a numerical control unit, a plurality of drive control units for controlling drive of servomotors, a first communication line for transmitting data such as a control command, in a direction of the above-mentioned plurality of drive control units from the above-mentioned command unit, and a second communication line for transmitting data such as detection data, in a direction of the above-mentioned command unit from the above-mentioned plurality of drive control units, wherein data is transferred between the above-mentioned plurality of drive control units using the above-mentioned communication lines, whereby the above-mentioned servomotors are synchronously controlled, the communication period between the above-mentioned drive control units is set to one-nth of the communication period of the above-mentioned command unit (n is an integer).
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