Sewing equipment for silicon steel normalization

The invention belongs to the technical field of transformer iron core production and processing, and particularly relates to sewing equipment for silicon steel normalization. The sewing equipment comprises a power mechanism, a steel belt feeding mechanism, a fixed seat and a movable seat, wherein a plurality of grooves and a punching knife are arranged on the movable seat; a cavity is formed in the fixed seat, a convex die plate is connected to the interior of the cavity in a sliding mode, and a convex block matched with the grooves is arranged on the convex die plate; the steel belt feeding mechanism comprises a discharging roller, a steel belt coil arranged on the discharging roller and a feeding portion, and the feeding portion is used for conveying a steel belt and enabling the steel belt to sequentially penetrate through various openings in silicon steel sheets. The power mechanism comprises a power portion, a transmission cylinder, a fixed cylinder and a middle cylinder, wherein the fixed cylinder and t