Easy-paper-feeding printer

Abstract

The invention discloses an easy-paper-feeding printer comprising a frame which is composed of a paper-containing box, metal plugs and a single-chip microcomputer controlling circuit. The paper-containing box is positioned on the bottom of the frame. The paper-containing box is composed of a base plate, locking holes, springs and a metal contact. The locking holes are positioned on two outer sides of the paper-containing box. The springs and the metal contact are positioned on the back of the paper-containing box. The metal plugs are positioned on two inner sides respectively on the left and the right of the frame. The metal plugs can be inserted into the locking holes, such that the paper-containing box can be fixed. The single-chip microcomputer controlling circuit, the metal plugs and the metal contact form electric connections through metal conducting wires. The invention discloses the easy-paper-feeding printer. The design of the paper-containing box of the printer is unique. Through the controlling of a 51 single-chip microcomputer, when there is no paper, the paper-containing box can be popped out automatically, such that paper feeding can be conveniently carried out in time. Therefore, the easy-paper-feeding printer is practical.

Description

technical field [0001] The invention relates to a printer, in particular to a printer with convenient paper loading, and belongs to the technical field of printing. Background technique [0002] A printer is a device that prints the calculation results or intermediate results of a computer on paper in accordance with a prescribed format in numbers, letters, symbols, and graphics that can be recognized by humans. At present, printers are developing in the direction of lightness, thinness, shortness, smallness, low power consumption, high speed and intelligence. There are many types of printers, which can be divided into dot matrix printers, dot matrix printers, inkjet printers, laser printers, etc. according to their working methods. Dot matrix printers print character graphics through physical contact between the printer and paper, while the latter two print character graphics by jetting toner. According to the purpose, it can be divided into commercial printers, dedicated...

AI Technical Summary

Problems solved by technology

[0003] The structure design of the paper box of the printer in the current technology is simple, and it is time-consuming and laborious to load the paper. Especially when the printer is out of paper, people often need to manually take out the paper box, and sometimes it even fails to take out the paper box. For the first time Users who use a certain type of printer may even not know how to take out the paper box, which brings great inconvenience to users

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