The utility model discloses a supporting device for a
kiln car, which comprises a bottom plate, wheels are arranged at the bottom of the bottom plate, fixing plates are arranged at the upper end of the bottom plate in a
bilateral symmetry mode, a sliding rod is transversely and fixedly connected between the fixing plates on the left side and the right side, an
inverted U-shaped support is arranged on the sliding rod in a sliding mode, and supporting plates are arranged on the support in an up-and-down mode. The bottom plate is arranged in a groove shape, and a limiting locking device is arranged on the bottom plate to lock and fix the support. The utility model belongs to the technical field of
kiln cars, and particularly relates to a supporting device for a
kiln car, which solves the problems that a kiln car placing frame in the prior art is in a fixed state, the distance is inconvenient to adjust, and blanks are inconvenient to place on the placing frame on the inner side.