Curtain formula coating equipment

The utility model relates to a curtain formula coating equipment, it is used for fibre width of cloth material quick -witted, including nozzle roof beam (10) and marginal guiding piece (20), wherein nozzle roof beam (10) are including nozzle lip (12) that have edge strip (11), the edge strip is used for supplying with coating pigment curtain, and marginal guiding piece every edge location width in order to control coating pigment curtain along nozzle lip (12), edge guiding piece (20) are including the upper end, the lower extreme, the basic surface (22) of flowing that is close to each other along the parallel extension of vertical direction, lubricated supply portion (24), additional lubricated supply portion (26) and suction opening (27). Flow surface (22) to inclining each other and the flowing of edge that is used for guiding the curtain that formation is extended along vertical direction guides concave part (25) for the shape that has mobile surperficial (22) of the guide concave part (25) that flows is interior concavity, and a protruding portion (21) are arranged in mobile guide concave part (25) and the longshore current moves the orientation extension that guides the concave part.