JP2557796Y2 - Printing device with image reading device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of a printing apparatus integrally provided with an image reading device comprising a handy scanner for reading a document and an automatic document feeder to which the handy scanner is detachable.

[0002]

2. Description of the Related Art Conventionally, a handy scanner for manually reading image information on a document has been put into practical use, and an image reading apparatus in which the handy scanner is detachable from an automatic document feeder has been developed. In recent years, there is a tendency that such an image reading apparatus is provided in a printing apparatus and integrated.
FIG. 7 is an explanatory view showing a conventional printing apparatus in which such an image reading apparatus is integrated, and will be described below with reference to the drawings.

In FIG. 7, an image reading device 2 is provided integrally with a printing device 1. The image reading device 2 includes a handy scanner 3 and an automatic document feeder (hereinafter referred to as ADF).
The handy scanner 3 includes a reading sensor unit 5. The ADF 4 includes a paper feed tray 6, a paper discharge tray 7, a paper feed roller 8, a separation roller 9, transport rollers 10, 11, and a discharge roller 12, respectively.

A paper cassette 13 for storing printing paper is disposed below the image reading device 2, and a paper feed roller 14 is mounted above a leading end thereof. An image forming unit 15 is provided substantially at the center of the printing apparatus 1, and performs various printing processes such as exposure, development, and transfer. The fixing device 16 is provided on the left side. In the upper part of the printing device 1,
A paper discharge unit 18 for discharging the paper 17 after printing is formed.

Next, the operation of reading an image on a document will be described.
The document is placed on a paper feed tray 6 and fed one by one by a paper feed roller 8 and a separation roller 9. The fed document is read by the transport roller 10 and read by the sensor unit 5.
To the sensor unit 5 by the transport rollers 11.
The image information is read while being in close contact with the image. After reading, the original is reversed in the transport direction, and is discharged onto the discharge tray 7 by the discharge roller 12.

When printing on paper, first, the paper feed roller 14 is rotated by a command from a higher-level device (not shown).
Paper is fed out of the paper cassette 13 one by one. The fed sheet is transported by the transport roller 19 to the image forming unit 15.
Where the image is transferred according to an electrophotographic process. The image transferred onto the paper is fixed by the fixing device 16, and the paper 17 is thereafter discharged to the paper discharge unit 18 by the transport roller 20 and the discharge roller 21.

The handy scanner 3 in the device 1
Can be easily attached to and detached from the image reading apparatus.

[0008]

However, the above-mentioned conventional apparatus has the following problems. That is, 1. Since a paper discharge unit for discharging printed paper is provided at the top of the printing device, the image reading device must be placed at a position separated from the length of the longest paper used for printing. Increase in size.

[0009] 2. If you remove the handy scanner,
Foreign matter is easily mixed into the automatic document feeder, which is likely to cause a failure.

The present invention has been made in view of the above-mentioned problems, and an object of the invention is to provide a cover above the image reading apparatus to prevent the apparatus from being enlarged, and to prevent foreign substances from being mixed even when the handy scanner is removed. To provide a reliable and excellent printing apparatus.

[0011]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a printing paper stacking system in which an image reading apparatus having a detachable handy scanner is integrally provided at an upper portion, and paper discharged after printing is placed thereon. In a printing device with an image reading device having an upper surface, the handy scanner storage section is configured below the printing paper stacking surface,
The handy scanner storage section has an openable and closable cover for covering the upper portion, and the upper portion of the cover is used as the printing paper stacking surface.

The upper surface of the cover is a printing paper stacking surface on which the printing paper is placed. Since the image reading device is arranged below the cover, the discharged printing paper and the image reading device overlap in the vertical direction. Therefore, the size of the printing apparatus can be reduced in the horizontal direction. Also, as described above, the upper surface of the cover was used as the printing paper stacking surface,
It acts as a cover and as a tray.

The cover is openable and closable. When the handy scanner is attached and detached, the cover is opened. However, even when the handy scanner is removed, the cover is closed so that no foreign matter enters the apparatus.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment according to the present invention will be described below with reference to the drawings. Elements common to the drawings are assigned the same reference numerals.

FIG. 1 is a schematic explanatory view showing a first embodiment according to the present invention, and FIGS. 2 and 3 are perspective views showing the first embodiment.
First, a first embodiment will be described.

In FIG. 1, an image reading device 2 is provided integrally with a printing device 31 according to the first embodiment, similarly to the conventional example. A scanner cover 32 is mounted above the image reading device 2 so as to be rotatable about a fulcrum 33. When closed (when in the state shown in FIG. 2), the scanner cover 32 covers the upper part of the image reading device 2 to prevent foreign matter from entering. The upper surface of the scanner cover 32 forms a surface that is continuous with the stacking surface 34 of the paper discharge unit 18 above the printing apparatus 31, and the paper 1 that is discharged to the paper discharge unit 18 is formed.
7 can be placed.

As described above, since the image reading device 2 is arranged below the discharged printing paper 17, the length of the printing device 31 can be reduced in the left-right direction in FIG. Becomes possible. In this embodiment, a paper cassette 13 for storing printing paper is mounted below the image reading device 2. The other structure is the same as the conventional example, and the description is omitted.

Next, a description will be given of the operation of reading a document, which is performed in the same manner as in the conventional example. That is, the document on the paper feed tray 6 is fed one by one by the paper feed roller 8 and the separation roller 9, and is conveyed to the reading sensor unit 5 by the conveyance roller 10. Here, the image of the document is read, and then discharged onto the discharge tray 7 by the discharge roller 12.

Next, when printing is performed on paper, the scanner cover 32 is kept closed at this time. The paper 17 printed by the image forming unit 15 and the fixing device 16 is
The sheet is conveyed by the conveying roller 20 and is discharged to the sheet discharge unit 18 by the discharge roller 21. At this time, the leading portion of the paper 17 is placed on the scanner cover 32.

When removing the handy scanner 3 of the image forming apparatus 2, the handy scanner 3 is removed by opening the scanner cover 32 as shown in FIG.

FIG. 4 is a schematic explanatory view showing a second embodiment according to the present invention. Next, the second embodiment will be described.

Referring to FIG. 4, a scanner cover 42 is mounted on a printing device 41 so as to be rotatable about a fulcrum 43. The upper surface of the scanner cover 42 forms a stacking surface of the printing paper 17 as in the first embodiment.
A sub-tray 44 that is extendable and contractible in the direction of arrow A is attached to the scanner cover 42, and the large-size paper 17
It can be adapted to. Then, below the scanner cover 42, the image reading device 2 for reading a document is arranged.

Also in the second embodiment having such a configuration, the size of the printing apparatus 41 can be reduced.

FIG. 5 is a schematic explanatory view showing a third embodiment according to the present invention. In the figure, a printing apparatus 5 according to a third embodiment is shown.
An upper cover 52 is attached to the upper part 1 so as to be rotatable about a fulcrum 53. The upper surface of the upper cover 52 forms a stacking surface from which the printed paper 17 is discharged. Then, the image forming apparatus 2 is disposed below the distal end of the upper cover 52.

In the third embodiment having such a structure,
Not only when the handy scanner 3 is attached and detached, but also when the image forming unit 15
The upper cover 52 is also opened when the unit is replaced and the jam of the printing paper 17 is cleared.

FIG. 6 is a schematic explanatory view showing a fourth embodiment according to the present invention. An upper cover 52 is provided in the printing apparatus 61 of this embodiment so as to be openable and closable similarly to the third embodiment. A scanner cover 62 is attached to the tip of the upper cover 52 so as to be rotatable about a fulcrum 63. The image reading device 2 is arranged below the scanner cover 62.

In the fourth embodiment, the image forming section 1
The unit can be replaced and the jammed paper can be removed from above, but when the handy scanner 3 is attached or detached, it can be attached and detached only by opening the scanner cover 62 alone.

[0028]

As described above in detail, according to the present invention, a cover having a printing paper stacking surface is provided to be openable and closable, and an image reading apparatus having a detachable handy scanner is arranged below the cover. Since it is provided, the size and weight of the device can be reduced.

Even when the handy scanner is removed, the cover can be closed to prevent foreign matter from entering the image reading apparatus. Furthermore, since the upper part of the cover covering the handy scanner unit is configured as a printing paper stacking surface, the cover functions as a cover and as a tray.

[Brief description of the drawings]

FIG. 1 is a schematic explanatory view showing a first embodiment according to the present invention.

FIG. 2 is a perspective view showing a first embodiment of the present invention.

FIG. 3 is a perspective view showing a first embodiment according to the present invention.

FIG. 4 is a schematic explanatory view showing a second embodiment according to the present invention.

FIG. 5 is a schematic explanatory view showing a third embodiment according to the present invention.

FIG. 6 is a schematic explanatory view showing a fourth embodiment according to the present invention.

FIG. 7 is an explanatory view showing a conventional printing apparatus with an image reading device.

[Explanation of symbols]

 Reference Signs List 2 image reading device 3 handy scanner 18 paper discharge unit 31 printing device 32, 42, 62 scanner cover 52 upper cover

 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-63-54055 (JP, A) JP-A-4-109747 (JP, A) Full-scale operation 64-64758 (JP, U) Real-time operation 85955 (JP, U) Real opening Hei 3-97272 (JP, U)

Claims (1)

(57) [Scope of request for utility model registration] 1. An image reading apparatus comprising a handy scanner for reading a document and an automatic document feeder detachably mounted on the handy scanner from an upper part is provided integrally with the upper part, and after printing ,
In a printing apparatus with an image reading device having a printing paper stacking surface on which an ejected paper is placed on an upper side, the handy disk is provided below the printing paper stacking surface.
And a handy scanner storage section.
The cover has an openable / closable cover.
A printing device with an image reading device, wherein the printing device has a stacking surface for printing paper .