Automatic electricity charge generation device

The utility model relates to the technical field of electric power inquiry, and discloses an electric charge billing automatic generation device which comprises an electric charge self-service machine, a reading assembly is fixedly installed on the front side of the electric charge self-service machine, and a collecting assembly located in the electric charge self-service machine is fixedly installed on the rear side of the reading assembly. According to the automatic electricity charge generation device, after a user finishes business handling, certificates are taken out from a card taking hole, and after one minute, if nobody handles the business, an electric lead screw in a cleaning mechanism rotates to drive a strip brush to move from front to back, so that the certificates or sundries on a reading mechanism are pushed to move backwards, and a material blocking mechanism is turned over; certificates or sundries fall into the second outer shell to be collected, the certificates are prevented from being los