| 摘要 |
<p>A method and apparatus for controlling the operation of an injection molding machine by a servo motor that is controlled by a numerical control device. In order to control the injection speed and the pressure maintenance depending upon the time, pulses are distributed to the servo motor until the point of pressure maintenance completion is reached after the injection speed control and pressure maintenance control at preset times are finished, and then the follow-up is carried out to complete the injection control.</p> |
