Feeding and discharging device of heating furnace

The utility model relates to the technical field of heating furnaces, in particular to a heating furnace feeding and discharging device which comprises a transport trolley, two L-shaped supporting frames are fixedly connected to one side of the transport trolley, guide wheels are fixedly installed on one sides of the two L-shaped supporting frames, and two first motors are fixedly installed on one side of the transport trolley. The device has the advantages that the guide wheel, the first motor, the winding roller, the lifting steel wire rope, the lifting block, the moving table, the supporting frame, the workbench, the supporting plate, the storage table, the first hinge seat, the second motor, the lead screw, the moving plate, the second hinge seat and the supporting ejector rod are arranged in a matched mode, so that the height of the storage table can be increased; and when unloading work needs to be carried out, the storage table can be rotated, materials on the storage table can be unloaded, the device