Lateral side board mold for manufacturing lateral side boards used on screening device

The utility model discloses a lateral side board mold for manufacturing lateral side boards used on a screening device. Aimed at solving the technical problems that a plurality of molds are needed when the lateral pressing boards of different sizes are manufactured, and the production cost is accordingly increased, the lateral side board mold comprises a mounting basal board (6), a back baffle board (4), a front baffle board (5), a left baffle wall (1) and a right baffle wall (2), location holes for manually inserting locating studs are respectively formed on the mounting basal board (6) and the bottom surfaces of the rear baffle board (4) and the front baffle board (5), the front baffle board (5) and the rear baffle board (4) are connected with the mounting basal board (6) in a movable splicing manner by manually inserting the location studs, and the left baffle wall (1) and the right baffle wall (2) are movably arranged between the left ends and the right ends of the rear baffle board (4) and the front baff