The invention provides a transferring assembling trolley. The transferring assembling trolley is used for transporting a test adapting section of a drag bearing. The transferring assembling trolley comprises a trolley frame, a lifting frame and a lifting driver, wherein walking wheels are mounted at the bottom of the trolley frame; the lifting frame is mounted on the trolley frame in a liftable manner, and the test adapting section of the drag bearing can be fixedly mounted on the lifting frame; and the lifting driver is vertically mounted on the trolley frame and used for driving the lifting frame to rise and fall, the lifting end of the lifting driver is provided with a horizontal ejector rod, the two ends of the ejector rod are symmetrical and are provided with two rocker arms in a rotatable manner, and the lower ends of the rocker arms are connected to the lifting frame. The transferring assembling trolley is high in reliability and great in stability.