Flexible communication structure suitable for turning tool

The utility model relates to the field of turning tools, in particular to a flexible communication structure suitable for a turning tool, which comprises power components, flexible transmission mechanisms and driven gear rings, a plurality of power components are respectively in transmission connection with one driven gear ring through a plurality of flexible transmission mechanisms, and each flexible transmission mechanism comprises a transmission shaft and a transmission gear; a first runner is arranged in the transmission shaft, and a first key groove communicated with the first runner is formed in the transmission shaft; a second key groove corresponding to the first key groove is formed in the shaft hole of the transmission gear; a flexible key is arranged in the first key groove and the second key groove, a hydraulic cavity is formed in the flexible key, a stress block is arranged in the hydraulic cavity and abuts against the second key groove, and a second flow channel is formed in the flexible key and