Reverse material frame for packaging bag production

The utility model relates to the field of packaging bag production equipment, in particular to a material reversing frame for packaging bag production, which comprises a transverse frame, a material reversing frame, a material reversing frame, a material reversing frame and a material reversing frame, the transverse frame is internally provided with a sliding rail, and a sliding block is slidably mounted on the sliding rail; a cloth pressing assembly is arranged on one side of the sliding block, and a driving assembly is arranged on the other side of the sliding block. The cloth pressing assembly arranged on one side of the sliding block operates through the driving assembly installed on one side of the sliding block. A mounting frame is fixedly mounted at the upper end of one side of the transverse frame, a bottom plate is fixedly mounted on the mounting frame, and a material reversing assembly is arranged at the upper end of the bottom plate; meanwhile, the operator shakes the end of the material reversing