The invention discloses an intelligent access control system integrating 3D face and palm vein recognition. The intelligent access control system comprises a computer, a face recognition module, a palm vein recognition module, a microwave sensing module, a storage module, a microprocessor control module, an Ethernet communication module, a voice module, an electromagnetic lock control module, a power supply module and a heating module, wherein the face recognition module, the palm vein recognition module, the microwave sensing module, the storage module, the Ethernet communication module, the voice module, the electromagnetic lock control module, the power supply module and the heating module are all connected with the microprocessor control module, and the Ethernet communication module is connected with the computer through the Ethernet network. Compared with the prior art, the scheme adopts a dual-recognition mode, so that the safety factor is increased; besides, the computer can monitor and record data in real time through communication with the computer by the Ethernet network; by means of the design of the heating module, the access control system can operate normally in winter and is convenient for a user to use.