Placing rack for thin film production

The utility model relates to the related technical field of film production, in particular to a placing rack for film production, which comprises a base, bearing columns, a carrier, a positioning piece and a panel, the base is of a rectangular frame structure, the bearing columns are fixedly welded at the corners of the base, each bearing column is formed by combining a main beam and a positioning plate, and the positioning piece is arranged on the main beam. A first-stage positioning hole is formed in the main beam, a second-stage positioning hole is formed in the positioning plate, a guide groove, an annular groove and a limiting groove are formed in the side wall of the second-stage positioning hole, and a third-stage positioning hole is formed in a longitudinal beam body of the carrier; according to the placement rack for film production, the base, the bearing column, the carrier, the positioning piece and the panel are combined to form the placement rack for film production, the bearing column is arrange