Bill printing apparatus

The utility model discloses a bill printing apparatus, including printing mechanical device and drive and control circuit, it includes word car and drive mechanism, print wire control mechanism, typewriter ribbon actuating mechanism, paper advance mechanism and printing apparatus state sensor to print mechanical device, word car and drive mechanism include word car and word car drive mechanism, have born to beat printer head on the word car, and word car drive mechanism is used for driving the word car and beats printer head and realizes horizontal left and right removal in step, the print wire has been arranged on beating printer head, print wire control mechanism is used for realizing the action of withdrawing the needle and narrow of print wire, typewriter ribbon actuating mechanism is used for driving the typewriter ribbon rotation that moves in circles, moves in circles at the typewriter ribbon and rotates, and the print wire is through striking typewriter ribbon printing, the paper advance mechanism is used for realizing beating printing paper's longitudinal movement, drive and control circuit is used for driving word car and drive mechanism, print wire control mechanism, typewriter ribbon actuating mechanism and paper advance mechanism action. The utility model provides a duplication of each item document can be realized fast to the printing apparatus.