Flat car capable of moving left and right

The utility model discloses a flat car capable of moving left and right, which comprises a horizontally arranged panel, a support frame arranged on the panel and used for supporting the panel; the transverse moving hydraulic supporting frame is arranged at the bottom of the panel, and the left end and the right end of the transverse moving hydraulic supporting frame are slidably connected with the bottom of the panel through sliding hanging pieces. The transverse moving hydraulic supporting frame comprises four first hydraulic supporting legs, the four first hydraulic supporting legs are transversely arranged in two rows and longitudinally arranged in two columns, the tops of the two first hydraulic supporting legs in each row are connected through a connecting cross beam, and the two ends of each connecting cross beam extend towards the far end of the end where the connecting cross beam is located. The two ends of each connecting cross beam are in sliding connection with the bottom of the panel through slidi