Paper adding device for printer

Abstract

The invention relates to a paper adding device for a printer. The device comprises a paper tank; a processor and a driving board connected with the processor are fixedly mounted on the front side of the lower part of the paper tank; an extension arm is fixed on each of the left side and the right side of the front end surface of the paper tank; a shaft is fixed at front ends of the extension arms; the middle of the shaft is sleeved with a paper rubbing wheel; the right end of the shaft is fixedly connected with a motor; the motor is connected with the driving board; a clamping block is fixed on each of the left side and the right side of the middle of the lower end surface of the paper tank; clamping grooves are formed in the clamping blocks; a No.1 compression spring is fixedly connected onto the inner wall of a back end board of the paper tank; and a push plate is fixed at the front end of the No.1 compression spring. The device for adding spare paper is provided for the existing printer, when the printer is mounted in a protecting frame in a sealed manner, paper can be fed to the printer by the aid of the paper adding device, the service cycle of the printer can be prolonged, the frequency for opening the protecting frame to add paper can be reduced, the user experience can be improved, and operation of a print requester can be facilitated.

Description

technical field [0001] The invention relates to the technical field of printer equipment, in particular to a paper feeder for a printer. Background technique [0002] Printers are common office equipment for people. Cloud printers are a new type of Internet printing system that appears under the requirements of modern offices. With the cooperation of cloud systems, documents can be printed out using terminal printers. Terminal printers need to be protected by protective racks to avoid The terminal's printer suffered illegal damage. [0003] The amount of paper added to the printer in the protective shelf is limited, and generally it can store up to 50 sheets of paper, which cannot meet the frequent printing needs. Since the protective shelf needs to be opened every time the paper is added, people need a device that can automatically add extra paper to the printer. The device is used to store more paper, and when the paper stored in the printer is used up, it can provide spa...

AI Technical Summary

Problems solved by technology

[0003] The amount of paper added to the printer in the protective shelf is limited, and generally it can store up to 50 sheets of paper, which cannot meet the frequent printing needs. Since the protective shelf needs to be opened every time the paper is added, people need a device that can automatically add extra paper to the printer. The device is used to store more paper, and when the paper stored in the printer is used up, it can provide spare paper for the printer in time

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