The invention relates to an intelligent self-service metro quota invoice taking machine. The machine mainly comprises a casing and a paper cutting mechanism, wherein the paper cutting mechanism comprises a rotary cutter, a knife rest propulsion motor, a linear guide rail and a knife rest propulsion screw rod, the linear guide rail is transversely fixed above an invoice disposing drawer, the rotary cutter is mounted on a rotary motor, the rotary motor is mounted on the linear guide rail through a knife rest, the knife rest propulsion screw rod is mounted at an output end of the knife rest propulsion motor, the screw rod is connected with the knife rest, a bottom portion of the invoice disposing drawer is provided with an invoice conveying rod used for lifting the drawer to a higher level, one end of the invoice conveying rod is connected with an invoice conveying rod driving motor, an upper portion of the invoice disposing drawer is provided with a paper rubber cam used for leading out invoices, an upper portion of the paper rubber cam is provided with a set of invoice conveying wheels used for leading the invoices to an invoice outlet, and the paper rubber cam and the invoice conveying wheels operate under the action of an invoice conveying motor.