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Inkjet printer

A technology of inkjet printers and print heads, applied in typewriters, printing devices, printing, etc., can solve problems such as print quality degradation, dirty paper, uneven ink drying, etc.

Inactive Publication Date: 2010-06-30
NORITZ CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In other words, if a new paper is placed on it before the ink attached to the paper is dry, the new paper will rub against the ink attached to the next paper, and the printing quality of the lower paper will be affected. just drop, and the ink will cling to the back of the paper above, and the paper is dirty, which is a problem
Also, since new paper is placed, the ink attached to the lower side of the paper will dry unevenly, which will lead to a decrease in print quality

Method used

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Experimental program
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Effect test

no. 1 approach

[0096] figure 1 The appearance of the inkjet printer A according to the embodiment of the present invention is shown, Figure 2 to Figure 7 The internal structure of the inkjet printer A is shown. This inkjet printer A is used in a photo printing system. For example, the operation of the inkjet printer A is as follows. The character and image data are transmitted from the receiving module that has acquired the character and image data and performed necessary correction processing, etc. through the communication cable, and print on the printing paper P1 and P2 based on the transmitted character and image data. This inkjet printer A is capable of performing automatic printing and manual paper printing. During automatic printing, pull out one end of the long printing paper P2 that has been rolled into a cylinder, and print on the printing surface of the printing paper P2 (hereinafter referred to as roll paper P2); When printing, printing is performed on the printing surface (...

no. 2 approach

[0152] Figure 10 and Figure 11 An inkjet printer A according to a second embodiment of the present invention is shown. The difference from the first embodiment is that a conveying unit 100 and a collection unit 110 are provided instead of the paper receiving tray 5 .

[0153] This inkjet printer A has a printer main body 90 , a transport unit 100 provided on the front side of the housing of the printer main body 90 , and a compiling unit 110 (collection means) provided on the right side of the housing of the transport unit 100 .

[0154] In addition, the printer main body 90 has the same structure as that described in the first embodiment, and the drying device 72 of the drying unit U6 blows the drying wind W toward the downstream side in the paper conveying direction inside the drying chamber 71, and the drying wind W is exhausted. Paper port 47 blows out.

[0155] The conveying unit 100 is provided instead of the paper output tray 5 in the first embodiment, and receives...

no. 3 approach

[0165] Figure 12 to Figure 14 A third embodiment of the present invention is shown. The details of this third embodiment are as follows. Actively introduce a part of the drying wind W blown from the drying device 72 into the drying chamber 71 into the air inlet 48 (in the third embodiment, the air inlet 48 is formed in a part that functions as a part of the housing 6 and houses the air inlet). storage box for fan 73). Except for this point, the structure is the same as that of the first embodiment. Hereinafter, differences from the first embodiment will be described.

[0166] In the third embodiment, a part of the drying wind W blown from the drying device 72 to the inside of the drying chamber 71 is formed on the upper part of the paper discharge port 47 on the front side of the housing 6 to be discharged out of the housing 6 . A plurality of air outlets 49. In addition, a plurality of ventilation openings 71c are formed in the case front side portion of the upper parti...

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Abstract

An inkjet printer (A) includes a housing (6) having a discharge opening (47) for discharging printed paper sheets (P1, P2) to the outside, a drying chamber (71) placed at a position that is in the housing (6) and is in a conveyance path at a position on the downstream, relative to a paper conveyance direction, of a print head (H) and communicating with the discharge opening (47), and a drying device (72) for discharging, into the dying chamber (71), drying air (W) for drying ink adhering to the printed paper sheets (P1, P2). The drying device (72) is constructed to discharge the drying air (W) toward the downstream, relative to the paper conveyance direction, in the drying chamber (71) and is adapted so that the drying air (W) discharged from the drying device (72) is discharged to the outside of the housing (6) through the discharge opening (47).

Description

technical field [0001] The present invention belongs to the technical field related to an inkjet printer, which sprays ink from a printing head H on the paper while conveying the paper, so as to print characters and images on the paper. Background technique [0002] In general, an inkjet printer includes a printing unit including a print head that ejects ink onto paper to perform printing. The print head, while reciprocating in a direction (main scanning direction) perpendicular to the conveying direction (sub-scanning direction) of the paper, sprays ink onto the paper conveyed to the printing section by the conveying mechanism to print on the paper. Text and images (including text, etc., the same below). The printed paper is ejected to the output tray. [0003] In the case of a printer with a slow printing speed, the ink adhering to the paper is already dried before the printed paper is discharged to the paper output tray, so it is not necessary to use heat to dry the ink...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B41J2/01B41J13/00B65H31/26
CPCG03G21/20B65H2301/4353B65H2301/4473B65H2301/4474B65H2301/4476G03G21/206B65H2301/517B65H29/14B41J11/002G03G15/11B65H39/10B65H2801/12B65H2301/342B65H29/18B41J11/0022B41J3/60B65H2220/01B65H2220/02
Inventor 山本章仁东本佳久仲岡伸哲宫崎英也
Owner NORITZ CORP