Special bill printing device

The utility model provides a special bill printing device, and relates to the field of bill printing equipment. Comprising a mounting frame, a printer control panel, a printing head and a paper feeding assembly, the mounting frame comprises a bottom plate, a first side plate and a second side plate, the first side plate and the second side plate are fixed to the two sides of the bottom plate respectively, and an operation space is formed by the first side plate, the second side plate and the bottom plate; the printer control panel is installed on the outer side face of the first side plate, and the printing head is installed on the outer side face of the second side plate. The paper feeding assembly is installed in the operation space, a paper outlet structural part is arranged on the outer side face of the printing head, and the paper outlet structural part is of a splayed structure with the caliber reduced. Light weight and practicability are used as design guidance, the operation space for replacing the pa