in an injection molding machine configured to extrude a melted resin under temperature control and inject the resin into metal molds to provide a molded product , there are provided an hmi section having a built - in general - purpose operating system and configured to control a display section equipped with a touch panel , control modules , such as a main control section , a sequence processing section and a servo command section , having a dedicated microprocessor for each control element of the injection molding machine , and a driver section having servo amplifiers , hydraulic drivers , and so on , configured to be controlled by the control modules and to drive - control an actuator of the injection molding machine , in which , by variously combining together the control modules , it is possible to provide various kinds of injection molding machines , that is , an electric operation type , a hydraulic type and a hybrid type of these combination .