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Paper-discharging mechanism and automatic paper-feeding system using same

A paper feeding system and automatic technology, applied in the directions of sending objects, thin material handling, electrical components, etc., can solve the problems of paper can not be fed smoothly, low cost, small size, etc., achieve simple structure, low cost, and solve the problem of paper overlapping Effect

Inactive Publication Date: 2011-05-18
LITE ON OPTO TECH (CHANGZHOU) CO LTD +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] The technical problem to be solved by the present invention is to provide a paper output mechanism with simple structure and low cost, so as to solve the problem that the paper cannot be fed smoothly or the paper is damaged due to the overlap of paper in the paper path of the second side during double-sided printing or scanning.
[0007] Another technical problem to be solved by the present invention is to provide an automatic paper feeding system with a small size and low cost, which can solve the problem of paper overlapping in the paper feeding path of the second side during double-sided printing or scanning, resulting in failure to feed paper smoothly or paper damage The problem

Method used

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  • Paper-discharging mechanism and automatic paper-feeding system using same
  • Paper-discharging mechanism and automatic paper-feeding system using same
  • Paper-discharging mechanism and automatic paper-feeding system using same

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Embodiment Construction

[0025] The structure of the automatic paper feeding device and its paper output mechanism provided by the present invention and the realization of automatic paper feeding during single-sided and double-sided printing or scanning will be described below in conjunction with illustrations.

[0026] see figure 1 , an automatic paper feeding system provided in a preferred embodiment of the present invention, which includes a pick-up roller 10, a separation roller 20, feed rollers 30, 40, 50, a feed path 100, a paper output path 200, a double-sided scanning feed The path 300 and the paper output mechanism 90 , wherein the paper output mechanism 90 includes a paper output driving wheel 60 , a paper output idler wheel 70 , and a gear 80 meshing with the paper output driving wheel 60 . The power of the driving motor (not shown) is transmitted to the paper output driving wheel 60 through the gear 80 .

[0027] see figure 2 and Figure 5 , which shows the structure of the paper outpu...

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PUM

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Abstract

The invention relates to a paper-discharging mechanism applied to office equipment capable of scanning or printing on both sides. The paper-discharging mechanism comprises a paper-discharging tractionwheel, a paper-discharging idler wheel and an arc groove, wherein one roll shaft of the paper-discharging traction wheel is installed in the arc groove provided with a first end and a second end; thedistance between the first end and the paper-discharging idler wheel is different from the distance between the second end and the paper-discharging idler wheel; and when the rotation direction of the paper-discharging traction wheel changes, the roll shaft can transfer from the first end to the second end by means of the movement inertia. The invention also provides an automatic paper-feeding system adopting the paper-discharging mechanism. The paper-discharging mechanism can realize the up-and-down movement of the paper-discharging traction wheel without adopting equipment with high cost, such as an additional motor or an electromagnetic solenoid, and the like nor additionally adding parts, thereby having simple structure and low cost and effectively solving the problem of paper overlapping.

Description

technical field [0001] The invention relates to a paper output mechanism, in particular to a paper output mechanism suitable for duplex printing and scanning and an automatic paper feeding system using the paper output mechanism. Background technique [0002] Due to the limited space of desktop computer peripheral printing and scanning equipment, the paper conveying path on the automatic paper feeding mechanism cannot provide a path larger than the length of the paper size, so the automatic paper feeding mechanism with double-sided printing During the scanning process of the paper surface, the overlapping phenomenon of the paper head and the paper tail will occur, and the paper cannot be fed smoothly or the paper will be damaged due to the fixed engagement friction (NIP) between the paper feed rollers. [0003] The U.S. Patent No. 6,493,060 owned by Hewlett-Packard Company was announced on December 10, 2002. It disclosed three solutions to solve the problem of overlapping pa...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H04N1/00B65H29/20B65H85/00
Inventor 林桂明
Owner LITE ON OPTO TECH (CHANGZHOU) CO LTD