Transfer trolley device for metal machining

The transfer trolley device used for metal machining comprises a transfer trolley, a transverse blocking frame is transversely arranged in the transfer trolley, a longitudinal blocking frame is longitudinally arranged in the transfer trolley, the front side and the rear side of the top of the transfer trolley are each provided with a first sliding opening connected with the transverse blocking frame in a sliding mode, and the front side and the rear side of the top of the transfer trolley are each provided with a second sliding opening connected with the longitudinal blocking frame in a sliding mode. Second sliding openings in sliding connection with the longitudinal blocking frames are formed in the two sides of the top of the transfer trolley correspondingly, and connecting blocks fixedly connected with the surfaces of the transverse blocking frames are fixedly connected to the bottoms of the front faces and the back faces of the longitudinal blocking frames correspondingly. The transfer trolley, the transv