Polyimide film trimming mechanism

The utility model discloses a polyimide film trimming mechanism, which relates to the technical field of film processing and comprises a workbench, and a support rod is fixedly mounted on the workbench. The edge cutting device comprises an adjusting rod, and the adjusting rod is connected to the positioning rod in a sliding mode; and the pressing device comprises a fixing plate and a pressing rod, the pressing plate is fixedly connected to the right side of the adjusting rod and the left side of the supporting rod, and the pressing rod penetrates through the fixing plate and extends to the lower end of the fixing plate to be fixedly connected with a pressing roller. According to the polyimide film cutting device, the pressing device is arranged, a polyimide film can be pressed on the workbench, the cutter and the pressing device are located on the same straight line, and when the cutter cuts the polyimide film, three points are stressed at the same time, so that the polyimide film is stressed in a balanced mo