Adjustable tool clamp for impeller machining

The utility model provides an impeller machining adjustable work fixture which comprises a supporting frame and an impeller installed on the supporting frame, a blade placing base is fixedly installed on the outer wall of the supporting frame, a groove body is formed in the blade placing base, blades of the impeller are placed in the groove body, a fixing tool is arranged on one side of the groove body, and the blade placing base is fixedly installed on the supporting frame. The fixing tool is provided with a driving device assembly, a lead screw and a connecting piece, the lead screw is driven by a driving device to rotate, then the connecting piece moves in the axial direction of the connecting piece, linear motion is achieved, a connecting plate is installed on the outer wall of the connecting piece through a fastener, and the connecting piece is connected with a pressing head through the connecting plate. And the impeller blades are pressed and fixed through the pressing head. According to the utility mod