Apparatus for controlling combined-operation of construction machine

One embodiment of the present invention relates to an apparatus for controlling a combined operation of a construction machine, comprising: a first pump and a second pump for supplying under the operation of an operation unit pressurised oil to a plurality of actuators for driving and swinging operations of a construction machine; a driving control spool for interconnecting the first pump and a driving motor; a swing control spool for interconnecting the first pump and a swing motor that is positioned downstream of the driving control spool; and a driving priority valve for supplying the pressurised oil discharged from the first pump to the driving control spool and for supplying the pressurised oil discharged from the second pump to the swing control spool during the combined driving and swinging operation of the construction machine. 本发明实施例涉及工程机械的复合动作控制装置，其包括：第泵及第二泵，根据操作部的操作，向用于工程机械的行走及回转作业的多个致动器提供液压油；行走控制阀芯，连通所述第泵和行走马达；回转控制阀芯，位于所述行走控制阀芯的下流并且连通所述第泵和回转马达；以及行走优先阀门，当所述工程机械的行走及回转复合动作时，用于把从所述第泵吐出的液压油供给至所述行走控制阀芯，