JP2002128365A - Image reading/recording device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent attachment of a foreign matter such as dust from the outside to recording paper in simple constitution. SOLUTION: By rotating a document receiving tray 10 to fall toward a device main body 1, an upper opening of a recording paper tray 11 is covered with the document receiving tray 10. The document receiving tray 10 functions as a cover member for the recording paper tray 11, thereby drop of the foreign matter such as dust onto the recording paper P placed on the recording paper tray 11 can be prevented.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is applied to a copying machine, a printer, a facsimile machine, etc., and is transported to a document receiving tray for receiving a document whose document information is read by a document reading section and discharged, and to an image recording section. And a recording paper tray on which recording paper is placed.

[0002]

2. Description of the Related Art In a facsimile apparatus or the like in which plain paper is used as a recording paper, a method for storing the recording paper is required to reduce cost and space.
There has been a shift from a method of storing recording paper in a paper cassette as a kind of container to a method of storing recording paper on a substantially plate-shaped recording paper tray.

[0003]

However, in the method using the recording paper tray, the recording paper tray is basically plate-shaped, and the upper part of the tray main body is open to the outside. . Therefore, foreign matter such as dust easily adheres to the recording paper tray or the stacked recording paper, and foreign matter easily enters the inside of the apparatus. Such intrusion of foreign matter into the inside of the apparatus causes a hindrance to the image forming operation and also affects the image quality of the formed image.

An object of the present invention is to provide an image reading / recording apparatus which solves the above-mentioned conventional problems and which can prevent foreign substances such as dust from adhering to a recording sheet from outside with a simple structure. .

[0005]

According to a first aspect of the present invention, there is provided a document reading unit, an image recording unit, and a document reading unit which reads document information and discharges the document. In an image reading / recording apparatus including a receiving document receiving tray and a recording paper tray on which recording paper conveyed to the image recording unit is placed, the document receiving tray is opened to the outside of the recording paper tray. It is installed in a part of the main body of the apparatus so as to cover the part, and with this configuration, dust or the like adheres to the recording paper stacked on the recording paper tray from the outside, or foreign matter is inside the main body of the apparatus. Intrusion can be prevented, and the document receiving tray also functions as a cover member that covers the open portion of the recording paper tray. Therefore, the configuration can be realized at low cost without complicating the configuration.

According to a second aspect of the present invention, in the image reading / recording apparatus according to the first aspect, the document receiving tray is detachably mounted on a part of the apparatus main body. The document receiving tray can be easily removed when the document is used.

[0007] The invention described in claim 3 is claim 1 or 2.
In the image reading / recording apparatus described in the above, the document receiving tray is rotatably installed in a part of the apparatus main body,
With this configuration, the document receiving tray can be easily moved when the recording paper tray is used, for example, for replenishing the recording paper.

According to a fourth aspect of the present invention, in the image reading / recording apparatus according to the first, second, or third aspect, the document receiving tray is formed of a transparent material. Whether there is any paper
The remaining amount can be easily visually recognized.

According to a fifth aspect of the present invention, in the image reading / recording apparatus according to the first, second or third aspect, a through hole is formed in the document receiving tray so that the recording paper tray side can be seen. With this configuration, the presence / absence and remaining amount of the paper stacked on the recording paper tray can be easily visually recognized.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is an overall configuration diagram of a facsimile machine for explaining an embodiment of the present invention. In a main body 1, an original reading section 2 is provided at an upper portion, and an image forming section 3 is provided at a lower portion. ing.

As shown in the enlarged view of FIG. 2, the original reading section 2 includes an original set tray 4, a paper feed roller 5 for feeding the original set on the original set tray 4, and a paper feed roller 5. Paper feed unit 6 that separates and feeds the originals fed from the original one by one, transport rollers 8 and 9 installed on both sides of the original read sensor 7, and transport rollers 9 after the original is read by the original read sensor 7. And a document receiving tray 10 for receiving documents discharged by the printer.

As shown in an enlarged view of FIG. 3, the image forming section 3 has a recording paper tray 11 on which plain paper, which is recording paper, is loaded and whose upper part is open, and is loaded on the recording paper tray 11. An electrophotographic type having, as main components, a paper feed roller 12 that feeds recording paper, a paper feed unit including a pressure plate 13 that presses the recording paper against the paper feed roller 12 by receiving a spring force, and a photoconductor 14. And a transfer charger 16 for transferring the toner image formed on the photoreceptor 14 to recording paper, and a fixing unit for fixing the toner image on the recording paper after the transfer. 17
And a paper discharge roller 18 for discharging the fixed recording paper to the outside.

Incidentally, reference numeral 19 in FIG. 1 denotes a laser unit for exposing the photosensitive member 14 based on image data.

FIG. 4 is an exploded perspective view showing one side of the apparatus main body for explaining attachment of the document receiving tray and the recording paper tray to the apparatus main body.
One side is detachably and rotatably attached to the apparatus main body 1 above the recording paper tray 11 so as to cover the upper opening side of the recording paper tray 11.

FIG. 5 is an explanatory view of a mounting portion of the document receiving tray. In this embodiment, a pair of rectangular through holes 20 are formed in the apparatus main body 1 and a pair of projecting portions 21 are formed in the document receiving tray 10. The document receiving tray 10 is detachably attached to the apparatus main body 1 and is rotatably attached to the through-hole 20 by fitting the respective projecting portions 21 into the through-holes 20. ing.

The recording paper tray 11 is provided below the original receiving tray 10 so that one side thereof can be attached to and detached from the apparatus main body 1. In this example, the recording paper tray 1 is inserted into the guide groove 22 in which the circular receiving portion 22a is provided on the back side of the apparatus main body 1.
The recording paper tray 11 is held by the apparatus main body 1 by inserting the projection 23 formed on the side of the recording paper tray 1.

Next, a method of using the original receiving tray 10 and the recording paper tray 11 in the above-described embodiment will be described with reference to FIGS.

When the document receiving tray 10 shown in FIG. 6 covers the upper opening of the recording paper tray 11, dust and the like fall on the recording paper P stacked on the recording paper tray 11. In addition, the gap formed between the recording paper tray 11 and the frame on the apparatus main body 1 side is closed by the document receiving tray 10 so that foreign matter such as dust does not easily enter the apparatus main body 1. Can be

By keeping this state when reading the document D, the read document D is discharged onto the document receiving tray 10 and stacked. As described above, the document receiving tray 10 in the present embodiment has two functions of the cover member of the recording paper tray 11 and the member for receiving the discharged document.

When the recording paper P is supplied to the recording paper tray 11, the original receiving tray 10 is rotated so as to be tilted toward the apparatus main body 1 as shown in FIG. Since the upper opening of the recording paper P is opened, the operator can easily perform the work of replenishing the recording paper P.

As shown in FIG. 6, the document set tray 4 can be rotated between the extended position and the position covering the operation board 25 provided on the apparatus main body 1. When the apparatus is not in use, the operation board 25 is provided by the document setting tray 4 when the apparatus is not used.
Can be covered.

Further, by forming the document receiving tray 10 with a transparent material such as transparent plastic, the presence or absence of the paper stacked on the recording paper tray 11 and the remaining amount can be easily visually recognized. Similarly, by forming a through hole (not shown) in the document receiving tray 10 through which the recording paper tray 11 side can be seen, the presence / absence and remaining amount of paper loaded on the recording paper tray 11 can be determined. It can be easily recognized.

[0024]

As described above, according to the present invention,
A cover that can prevent dust and the like from adhering to the recording paper stacked on the recording paper tray from the outside, or prevent foreign matter from entering the main body of the apparatus, and the document receiving tray covers the open part of the recording paper tray. Since it also serves as a member, the practical effect is large, for example, the configuration is not complicated and the cost is not increased.

[Brief description of the drawings]

FIG. 1 is an overall configuration diagram of a facsimile apparatus for describing an embodiment of the present invention.

FIG. 2 is an enlarged view showing a document reading unit according to the embodiment of the present invention.

FIG. 3 is an enlarged view showing a sheet feeding unit of the image forming unit according to the embodiment of the present invention.

FIG. 4 is an exploded perspective view showing one side of the apparatus main body for describing attachment of the document receiving tray and the recording paper tray to the apparatus main body in the embodiment of the present invention.

FIG. 5 is an explanatory diagram of a mounting portion of a document receiving tray according to the embodiment of the present invention.

FIG. 6 is a perspective view showing a state in which a document receiving tray covers a recording paper tray in the embodiment of the present invention.

FIG. 7 is a perspective view showing a state in which the document receiving tray has opened the upper opening side of the recording paper tray in the embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Apparatus main body 2 Document reading part 3 Image forming part 10 Document receiving tray 11 Recording paper tray 20 Through hole 21 Projection part 22 Guide groove 23 Projection part

Claims (5)

[Claims] A document reading section, an image recording section, a document receiving tray for receiving a document to be read by reading document information by the document reading section, and a recording sheet to be conveyed to the image recording section; In the image reading / recording apparatus provided with a recording paper tray, the document receiving tray is installed in a part of the apparatus main body so as to cover a part of the recording paper tray that is open to the outside. Image reading / recording device. 2. The image reading / recording apparatus according to claim 1, wherein said document receiving tray is detachably mounted on a part of the apparatus main body. 3. The document receiving tray according to claim 1, wherein the document receiving tray is rotatably installed in a part of the apparatus main body.
An image reading / recording device according to claim 1. 4. The image reading / recording apparatus according to claim 1, wherein said document receiving tray is formed of a transparent material. 5. An image reading / recording apparatus according to claim 1, wherein said document receiving tray has a through hole through which a recording paper tray side can be seen.