The invention discloses a self-service instant ticket vending machine. The ticket vending machine comprises ticket warehouse doors which are connected together, a unidirectional notch, a buckle, an eccentric lock, a rib position, a rear shell, a rubber part, a limiting hole, a matching surface, a rear shell convex point, a rear shell buckle, a lug, a ticket guiding mechanism, a rotating shaft, a ticket guide shaft, a linkage piece, a rotating shaft, a salient point, a shaft, the shaft, a tool bit, a sheet metal support, a ticket separating tongue, a bolt, a ticket vending machine mainboard, aright sheet metal support, a limiting hole, a signal processing 4G module with an SIM card seat, a ticket vending machine horn, a ticket outlet channel, a front baffle plate, a slideway, a bottom shell, a DC cover plate, a nylon small piece, a counterweight arm, a bearing, an electromagnet, a swing axis, a counterweight, a magnet, a rotating shaft support, the rotating shaft support, an arm support, a limiting salient point, a left sheet metal support, a ticket vending machine front shell, a two-dimensional code cover plate, an interaction screen and a ticket in a ticket warehouse. The ticketvending machine has advantages of simple structure and concise appearance. Maintenance is easy. Operation cost is reduced, and meanwhile, more than two denomination instant lottery tickets can be compatible.