The invention discloses a voucher stapling device comprising a base, a rack, a nut seat, a voucher pressing device, a screw, a collecting box, a motor, a transverse guiding rail, a limiting block, a limiting switch, a connecting block, an oil cylinder, a fixing block, a vertical guiding rail and a punching device. The voucher pressing device comprises a movable base, a movable side plate, a first fixing plate, a side screw, a fixing piece, a support, a pressing screw, a pressing plate, drilling jig holes, a baffle and a second fixing plate. According to the voucher stapling device, the structure is reasonable and simple, the production cost is low, mounting is convenient, the drilling efficiency is improved, and meanwhile the quality after drilling is ensured; and finally, after drilling, vouchers are stapled through a needle and a thread or glue.