Slitting device for polyimide film processing

The utility model discloses a slitting device for polyimide film processing, which comprises a slitting table and a support frame connected to the top of the slitting table, the support frame is connected with a cutting mechanism for film cutting, and the cutting mechanism comprises an electric cylinder, oppositely arranged tool posts, oppositely arranged protective boxes and oppositely arranged cutters. The electric cylinder is used for driving the tool post to ascend and descend, the tool post penetrates through the protection box, the cutting knife is connected to the bottom of the tool post, and the tool post is connected with a flattening mechanism used for flattening a film. The pressing roller can flatten a film, the flatness of the film is guaranteed, a good foundation is provided for follow-up synchronous cutting of the two sides of the film, a notch is smooth, the width of the cut film is even, and practicability is high; when the device is not used, the electric cylinder drives the two cutting kniv