JP7099140B2 - Image forming device - Google Patents

Description

The present invention relates to a document transport reading device and an image forming device.

Conventionally, a document transport reading device for transporting a document and reading an image of the transported document is known.

Patent Document 1 describes an image forming apparatus including a document conveying path on the lower surface of a top plate and a document placing table capable of conveying a document from the side surface of the image forming apparatus to the document conveying path.

An object of the present invention is to provide a document transport reading device and an image forming device that match the placement order and reading order of documents.

The present invention is a document transport reading device that transports a document and reads an image of the transported document, and is a document loading section on which a document is placed and a document that sends out a document mounted on the document mounting section. A feeding unit, a document transporting unit that transports a document sent from the document feeding section, an image reading section that reads an image on the front side of the document transported by the document transporting section, and a document transporting section. The document transfer unit is provided with a document ejection port for ejecting the original document, and the document transfer unit ejects the document placed on the document loading unit from the document ejection port without inverting the document, and the image reading unit transports the document. The document feeding section is arranged at a position where the image on the bottom surface of the document to be printed is read, and the document feeding section abuts on the tip of the document mounted above the lowermost document mounted on the document mounting section. A shutter member to be arranged and a pressing member for pressing the document placed on the document placing section from above are provided, and the lowermost document among the documents placed on the document placing section is sent out. ..

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According to the present invention, it is possible to provide a document transport reading device and an image forming device that match the placement order and reading order of documents.

It is a perspective view of the image forming apparatus 1 which is one Embodiment of this invention. It is sectional drawing of the image forming apparatus 1 shown in FIG. It is a figure explaining the operation of the document transfer reading apparatus 100 of the image forming apparatus 1 shown in FIG. It is a figure which shows the detail of the document feeding section 130 of the document transport reading apparatus 100 shown in FIG. It is sectional drawing which shows the modification of the image forming apparatus 1 shown in FIG.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In each drawing for explaining the embodiment of the present invention, components such as members and components having the same function or shape are once described by assigning the same reference numerals as much as possible. Then, the explanation is omitted.

FIG. 1 is a perspective view of an image forming apparatus 1 according to an embodiment of the present invention. The X-axis direction shown in FIG. 1 is the width direction of the image forming apparatus 1, the Y-axis direction is the height direction of the image forming apparatus 1, and the Z-axis direction is the depth direction of the image forming apparatus 1.

The image forming apparatus 1 is mounted on a document transport reading device 100 that transports a document and reads an image of the transported document, a top plate 300 having an upper surface that serves as a mounting surface for articles, and a top plate 300. It includes an operation unit 400 for receiving an operation input to the image forming apparatus 1, an image forming unit 60 for forming an image on a sheet, and an discharging accommodating unit 200 for accommodating an ejected document and a sheet. As shown in FIG. 1, the top plate 300 has a wide flat upper surface, and for example, an image-formed document can be placed on the upper surface of the top plate 300 to write a memo.

The image forming apparatus 1 also has an internal sheet mounting unit 10 on which a sheet supplied to the image forming unit 60 is placed, and a second internal sheet mounting unit on which the sheet supplied to the image forming unit 60 is placed. 15 is provided inside the device.

The image forming apparatus 1 further includes a sheet placing portion 20 on the side surface 500 on the right side in the width direction (X direction) on which a sheet to be fed to the image forming unit 60 is placed, and the document transport reading device 100 is an apparatus. A document placing section 110 for placing a document supplied inside is provided on the side surface 500 of the image forming apparatus 1. The sheet mounting unit 20 and the document mounting unit 110 can be opened and stored with respect to the image forming apparatus 1, and FIG. 1 shows a stored state. By setting the manuscript on which the memo, the signature, etc. are written on the top plate 300 as it is in the manuscript placing portion 110 provided on the side surface 500, the manuscript with the memo can be easily read.

In the discharge accommodating section 200, a document mounting surface (discharged document mounting section) 220 on which the ejected manuscript is placed and a sheet mounting surface (discharge sheet mounting section) on which the ejected sheet is placed are placed. 240 and a second sheet mounting surface (second discharge sheet mounting portion) 250 on which the discharged sheet is placed are arranged. The discharge accommodating unit 200 provided with the document placing surface 220 may be configured to be included in the document transport reading device 100.

In the discharge accommodating portion 200, the upper side of the image forming apparatus 1 in the height direction (Y-axis direction) is covered with the top plate 300, and the right side of the image forming apparatus 1 in the width direction (X-axis direction) is covered with the side surface 500. The rear side of the image forming apparatus 1 in the depth direction (Z-axis direction) is covered with the rear side surface 550. As a result, the confidentiality of the document ejected on the document mounting surface 220 and the sheet ejected on the sheet mounting surface 240 can be ensured.

The discharge accommodating portion 200 also has an opening 210 that opens to the front side surface on the front side in the depth direction (Z-axis direction) of the image forming apparatus 1 and the left side surface on the left side in the width direction (X-axis direction) of the image forming apparatus 1. The document mounting surface 220, the sheet mounting surface 240, and the second sheet mounting surface 250 are exposed to the outside of the image forming apparatus 1 through the opening 210. As a result, the document ejected on the document mounting surface 220 and the sheet ejected on the sheet mounting surface 240 and the second sheet mounting surface 250 can be easily taken out from the image forming apparatus 1.

FIG. 2 is a cross-sectional view of the image forming apparatus 1 shown in FIG. 1 in a plane including the width direction (X-axis direction) and the height direction (Y-axis direction), and is a front side in the depth direction (Z-axis direction). It is a cross-sectional view seen from. The sheet placing portion 20 and the document placing portion 110 show a state in which they are released from the image forming apparatus 1. The sheet mounting portion 20 and the document mounting portion 110 project outward from the outer peripheral edge of the top plate 300 in the right direction in the width direction (X-axis direction) of the image forming apparatus 1.

The document transport reading device 100 includes a document feed unit 130 that feeds the documents placed on the document loading unit 110 into the device, and a document transport unit 150 that transports the documents fed from the document feed unit 130. The image reading unit 160 reads the lower surface (bottom surface) of the document transported by the document transport unit 150 as the first surface (front surface), and the upper surface of the document transported by the document transfer unit 150 is the second surface (back surface). A second image reading unit 170 to be read and a document ejection unit 180 for ejecting the document conveyed by the document conveying unit 150 are provided. An empty space 101 is formed between the upper part of the document transfer reading device 100 and the lower part of the top plate 300. Further, the document transport reading device 100 including the image reading unit 160 and the second image reading unit 170 is arranged below the operation unit 400.

The document feeding section 130 includes a document sensor 132 that detects the presence or absence of a document placed on the document loading section 110, and a document feeding roller 134 that feeds the document from the document loading section 110. When the document sensor 132 detects the presence of a document, the document feeding roller 134 abuts on the bottom surface of the document placed on the document placing section 110 and rotates to feed the document from the document placing section 110. .. When a plurality of original documents are stacked on the document placing section 110, the document feeding section 130 feeds the lowermost document among the documents mounted on the document placing section 110.

The document transport section 150 includes transport rollers pairs 152 and 153 for transporting the documents fed from the document feed unit 130, and second transport roller pairs 154 for transporting the documents transported from the transport rollers pairs 152 and 153. 155 is provided.

The document ejection unit 180 has a document ejection port 182 for ejecting the document toward the document mounting surface 220, and a document ejection port 182 for conveying the document conveyed from the second transfer roller pairs 154 and 155 toward the document ejection port 182. It is equipped with a pair of rollers 184 and 185. The ejection storage unit 200 is a space facing the document ejection port 182, and is formed so as to accommodate the documents ejected from the document ejection port 182. The document is ejected from the document ejection port 182 toward the left side in the width direction (horizontal direction, X-axis direction) of the image forming apparatus 1.

The document transport section 150 and the document ejection section 180 are configured to eject the document placed on the document loading section 110 from the document ejection section 180 without inverting the front and back. As shown in FIG. 2, the document transport path from the document loading section 110 to the transfer rollers 152, 153, the second transfer rollers 154, 155, and the document ejection rollers 184, 185 is formed substantially linearly. Has been done. Since the document transport path is not provided with a reversing section, it is possible to load a document such as thick paper or a card on the document loading section 110 and transport the document to read the document.

The image forming apparatus 1 has an internal sheet feeding section 11 that feeds the sheet mounted on the internal sheet mounting section 10 to the image forming section 60, and a sheet mounted on the second internal sheet mounting section 15. A second internal sheet feeding section 16 that feeds the image to the image forming section 60, a sheet feeding section 30 that feeds the sheet mounted on the sheet mounting section 20 to the image forming section 60 inside the apparatus, and the sheet feeding section 30. An image formed by the image forming unit 60 described above, the sheet conveying unit 40 that conveys the sheets supplied from the internal sheet feeding unit 11, the second internal sheet feeding unit 16, and the sheet feeding unit 30, is used as a sheet. A fixing unit 70 for fixing the image and a sheet discharging unit 80 for discharging the sheet on which the image is fixed are provided. Here, the document ejection section 180 described above is arranged above the sheet ejection section 80.

The seat feeding unit 30 includes a seat sensor 32 that detects the presence or absence of a seat mounted on the seat mounting unit 20, and a seat feeding roller 34 that feeds the sheet from the seat mounting unit 20. When the seat sensor 32 detects the presence of a seat, the seat feeding roller 34 abuts on the bottom surface of the seat mounted on the seat mounting portion 20 and rotates to feed the seat from the seat mounting portion 20. .. When a plurality of sheets are laminated on the sheet mounting section 20, the sheet feeding section 30 feeds the lowermost sheet among the sheets mounted on the sheet mounting section 20.

The sheet transport unit 40 includes transport roller pairs 42 and 43 that transport the sheet toward the image forming unit 60, a transport switching unit 48 that switches the transport destination of the sheet on the downstream side of the fixing portion 70, and a sheet on which the image is fixed. A second transport roller pair 44, 45 that is inverted and transported, and a third transport roller pair 46, which transports the sheets transported from the second transport roller pairs 44, 45 toward the transport roller pairs 42, 43, It is equipped with 47.

The image forming unit 60 corresponds to the toner storage units 62B, 62C, 62M, 62Y for storing the toners of each color of black, cyan, magenta, and yellow, and the images read by the image reading unit 160 and the second image reading unit 170. The writing unit 63 that generates the image writing light, the image forming units 64B, 64C, 64M, 64Y and the image forming unit 64B that form an image of each color of black, cyan, magenta, and yellow by the image writing light generated by the writing unit 63. , 64C, 64M, 64Y are provided with a transfer unit 66 for superimposing and transferring images of each color formed on a sheet.

The transfer unit 66 has an intermediate transfer belt 67 in which images of each color formed by the image forming units 64B, 64C, 64M, and 64Y are superimposed and primary transferred, and an image transferred on the intermediate transfer belt 67 is transferred to a sheet. A secondary transfer unit 68 for secondary transfer is provided.

The seat discharging unit 80 includes a sheet discharging port 82 for discharging the sheet toward the sheet mounting surface 240, sheet discharging rollers 84 and 85 for transporting the sheet toward the sheet discharging port 82, and a second sheet mounting. A second sheet discharge port 92 for discharging the sheet toward the surface 250 and second sheet discharge rollers 94 and 95 for transporting the sheet toward the second sheet discharge port 92 are provided. The discharge accommodating portion 200 is a space facing the seat discharge port 82 and the second sheet discharge port 92, and is formed so as to accommodate the sheets discharged from the sheet discharge port 82 and the second sheet discharge port 92. The sheet is discharged from the sheet discharge port 82 and the second sheet discharge port 92 toward the left side in the width direction (horizontal direction, X-axis direction) of the image forming apparatus 1.

In the case of single-sided image formation, the sheet transport unit 40 and the sheet discharge unit 80 discharge the sheet from the sheet discharge unit 80 so that the surface formed by the image forming unit 60 faces downward.

In the case of single-sided image formation, the sheet conveyed from the fixing unit 70 is conveyed by the transfer switching unit 48 toward the sheet ejection rollers vs. 84, 85 or the second sheet ejection rollers vs. 94, 95, and is conveyed to the sheet ejection port 82. Alternatively, it is discharged from the second sheet discharge port 92.

In the case of double-sided image formation, the sheet conveyed from the fixing unit 70 is conveyed toward the second sheet discharge port 92 by the transfer switching unit 48. Then, before the sheet is completely discharged from the second sheet discharge port 92, the second sheet discharge rollers 94, 95 rotate in the reverse direction toward the second transfer rollers 44, 45. It is inverted and transported.

FIG. 3 is a diagram illustrating the operation of the document transfer reading device 100 of the image forming apparatus 1 shown in FIG. FIG. 3A shows a state before the document transport reading device 100 transports the documents D1, D2, and D3, and FIG. 3B shows a state in which the document transport reading device 100 displays the documents D1, D2, and D3. Shows the state after transportation.

The document transfer reading device 100 includes a document transfer roller 134, a lower transfer roller 153 of the transfer rollers 152 and 153, and a lower second transfer roller 155 of the second transfer rollers 154 and 155. And the document ejection roller 185 on the lower side of the document ejection roller pairs 184 and 185 are provided with a rotation drive unit 105 for rotationally driving the document ejection roller 185. Each roller driven by the rotation drive unit 105 and the rotation drive unit 105 is arranged below the path through which the document is conveyed. As a result, as shown in FIG. 2, it becomes possible to form an empty space 101 between the upper part of the document transport reading device 100 and the lower part of the top plate 300. By forming the empty space 101, the empty space can be effectively utilized. For example, a drawer for storing a writing tool or the like can be provided between the top plate 300 and the document transfer reading device 100, which is convenient for writing a memo or the like on a document on the top plate 300.

The operation of the document transport reading device 100 will be described below. First, as shown in FIG. 3A, the documents D1, D2, and D3 are stacked face-down on the document placing portion 110 in order from the bottom with the front side facing down.

The document feeding roller 134 is rotationally driven by the rotation driving unit 105, and rotates in contact with the bottom surface of the lowermost document D1 mounted on the document loading unit 110, so that the document loading unit 110 to the document D1 Will be sent.

The transport roller pairs 152 and 153 transport the document D1 fed by the document feed roller 134 when the lower transport roller 153 is rotationally driven by the rotation drive unit 105.

The transport roller pairs 154 and 155 transport the document D1 transported by the transport roller pairs 152 and 153 by rotationally driving the lower transport roller 155 by the rotation drive unit 105.

The image reading unit 160 reads the lower surface (bottom surface) of the document D1 transported by the transport roller pairs 154 and 155 as the first surface (front surface).

The second image reading unit 170 reads the upper surface of the document D1 conveyed by the transfer roller pair 154 and 155 as the second surface (back surface). As shown in FIG. 3, the image reading unit 160 is located upstream of the second image reading unit 170 in the document transport direction.

The document ejection rollers 184 and 185 are conveyed by the transport roller pairs 154 and 155 when the lower document ejection roller 185 is rotationally driven by the rotation drive unit 105, and the image reading unit 160 and the second image reading unit The document D1 whose image has been read by 170 is conveyed, and the document D1 is ejected toward the ejected document placing unit 220.

The above operations are performed for the documents D2 and D3 in order, and as shown in FIG. 3B, the documents D1, D2, and D3 are placed on the ejected document placing portion 220 from the bottom with the front side facing down. They are stacked in order.

With the above configuration, the front and back sides and placement order of the original documents D1, D2, and D3 loaded on the ejected original placement unit 220 can be changed to the front and back sides and placement order of the original documents D1, D2, and D3 loaded on the document placement unit 110. Can be the same as. Further, the reading order of the first surface (front surface) by the image reading unit 160 can be the same as the order of the documents D1, D2, and D3 loaded on the document placing unit 110.

Table 1 below shows the results of comparison with Comparative Examples 1 to 3 using the above embodiments as examples. In addition, in Examples and Comparative Examples 1 to 3, as a premise, the document placed on the document placing section 110 is not inverted and is placed on the ejected document placing section 220. As a result, in all of Examples and Comparative Examples 1 to 3, the front and back sides of the manuscript placed on the ejected manuscript placing unit 220 become the same as the front and back sides of the manuscript placed on the manuscript placing unit 110.

Further, in Examples and Comparative Examples 1 to 3, when the image is read with the upper surface of the original as the front surface, the original is loaded on the original placing portion 110 face-up (the front side is the upper side), and the lower surface of the original is used as the front surface. When reading an image, the original is loaded on the original placing portion 110 face-down (the front side is the lower side).

In Comparative Example 1, documents D1, D2, and D3 are loaded face-up (front side is upper side) on the document placing portion 110 in order from the top, and are fed in order from the uppermost document D1. It is a form to read.

In Comparative Example 1, since the images of the originals are read in the order of the originals D1, D2, and D3, the reading order of the images of the originals is the same as the order of loading the originals on the original placement unit 110. However, in Comparative Example 1, since the documents D1, D2, and D3 are loaded on the ejected document placing section 220 from the bottom in this order, the order of loading the documents in the ejected document placing section 220 is the manuscript in the document placing section 110. It is different from the loading order of.

In Comparative Example 2, the documents D1, D2, and D3 are loaded face-up (front side is the upper side) on the document placing portion 110 in order from the top, and the documents are fed in order from the bottom document D3, and the image is imaged with the upper surface of the document as the surface. It is a form to read.

In Comparative Example 2, since the documents D3, D2, and D1 are loaded on the ejected document placing section 220 from the bottom in this order, the order of loading the documents in the ejected document placing section 220 is the loading of the documents in the document placing section 110. It will be the same as the order. However, in Comparative Example 2, since the images of the originals are read in the order of the originals D3, D2, and D1, the reading order of the images of the originals is different from the order of loading the originals on the original placement unit 110.

In Comparative Example 3, the originals D1, D2, and D3 are loaded face-down (front side is lower) on the original placing portion 110 in order from the bottom, and are fed in order from the uppermost original D3, with the bottom surface of the original as the front surface. It is a form of reading an image.

In Comparative Example 3, since the images of the originals are read in the order of the originals D3, D2, and D1, the reading order of the images of the originals is different from the order of loading the originals on the original placement unit 110. Further, in Comparative Example 3, since the documents D3, D2, and D1 are loaded on the ejected document placing section 220 from the bottom in this order, the order of loading the documents in the ejected document placing section 220 is the manuscript in the document placing section 110. It is different from the loading order of.

In the embodiment, the documents D1, D2, and D3 are loaded face-down (front side is the lower side) in order from the bottom on the document placing portion 110, and the documents are fed in order from the bottom document D1. It is a form to read.

In the embodiment, since the images of the originals are read in the order of the originals D1, D2, and D3, the reading order of the images of the originals is the same as the order of loading the originals on the original placement unit 110. Further, in the embodiment, since the documents D1, D2, and D3 are loaded on the ejected document placing section 220 from the bottom in this order, the order of loading the documents in the ejected document placing section 220 is the order of the documents in the document placing section 110. Same as loading order.

FIG. 4 is a diagram showing details of the document feeding unit 130 of the document transport reading device 100 shown in FIG.

The document feeding unit 130 is provided on the shutter member 136 arranged so as to abut on the tip of the document placed above the lowermost document placed on the document placing unit 110, and on the document placing unit 110. It is provided with a pressing member 138 that presses the placed document from above.

As described above, the document feeding roller 134 is rotationally driven by the rotation driving unit 105, and is rotated by abutting against the bottom surface of the lowermost document mounted on the document loading unit 110, thereby rotating the document loading unit. The manuscript is sent from 110. Then, the transport rollers pairs 152 and 153 transport the documents fed by the document feed rollers 134 by the lower transport rollers 153 being rotationally driven by the rotation drive unit 105.

Here, by providing the pressing member 138, the document feeding roller 134 can be reliably brought into contact with the bottom surface of the lowermost document. Further, by providing the shutter member 136, it is possible to prevent the documents above the lowermost document from being fed in a bundle. Further, by configuring the upper transfer roller 152 of the transfer roller pairs 152 and 153 as a reverse roller, it is possible to prevent the document above the lowermost document from being double-fed.

FIG. 5 is a cross-sectional view showing a modified example of the image forming apparatus 1 shown in FIG. The document placing section 110 includes an extension section 110E that can be extended in the direction opposite to the direction in which the document is fed (left side in the X-axis direction), and is inclined so that the direction side in which the document is fed is facing down. Be placed. Further, the feeding roller 134 shown in FIG. 2 is not provided.

As a result, the document placed on the document placing section 110 is tilted downward in the direction in which the document is fed, so that the document can be fed toward the transport rollers pairs 152 and 153 by using gravity. , The feeding roller 134 can be eliminated.

As described above, in the document transport reading device 100 according to the embodiment of the present invention, the document loading section 110 on which the document is placed and the document feeding section 110 for feeding the document mounted on the document loading section 110 are supplied. The feeding unit 130, the document transporting unit 150 that transports the document fed from the document feeding unit 130, the image reading unit 160 that reads the image on the front side of the document transported by the document transporting unit, and the document transporting unit 150. A document ejection unit 180 for ejecting a conveyed document is provided, and the document conveying section 150 and the document ejecting section 180 eject the document placed on the document placing section 110 from the document ejecting section 180 without inverting it. The image reading unit 160 is arranged at a position where the image on the bottom surface of the conveyed original is read, and the original feeding unit 130 feeds the lowermost original among the originals placed on the original placing unit 110. do.

As a result, when a document is loaded on the document mounting section 110 face-down (front side is on the lower side), the front and back sides of the document loaded on the ejected document loading section 220 and the mounting order are loaded on the document loading section 110. The front and back sides of the originals can be made the same as the order in which they are placed, and the order of reading the first surface (front surface) by the image reading unit 160 can be made the same as the order of the originals loaded in the document placing unit 110.

The document feeding section 130 includes a feeding roller 134 that feeds the document from the document loading section 110 by rotating in contact with the bottom surface of the document placed on the document loading section 110. As a result, among the manuscripts placed on the manuscript placing unit 110, the lowermost manuscript can be fed.

The document transfer unit 150 includes a transfer roller pair 152, 153 and a second transfer roller pair 154, 155, and among the plurality of transfer roller pairs, the lower transfer roller 153 and the second transfer roller 155 are rotationally driven. It is driven by the unit 105. As a result, an empty space 101 can be formed on the upper part of the document transport reading device 100.

The document feeding unit 130 is provided on the shutter member 136 arranged so as to abut on the tip of the document placed above the lowermost document placed on the document placing unit 110, and on the document placing unit 110. A pressing member 138 that presses the placed document from above is provided. As a result, the document feeding roller 134 can be reliably brought into contact with the bottom surface of the lowermost document, and the documents above the lowermost document can be prevented from being fed in a bundle.

The document placing section 110 is arranged so as to be inclined downward in the direction in which the document to be placed is fed. As a result, the original can be fed toward the transport rollers pairs 152 and 153 by using gravity.

The document placing unit 110 can be stored. As a result, the document placing portion 110 can be stored when not in use, and the occupied area when the device is viewed from above can be reduced.

The document placing section 110 includes an extension section 110E that can be extended in the direction opposite to the direction in which the document is fed. As a result, the length of the document placing portion 110 can be adjusted according to the document size, and the ability to handle the document size can be improved while maintaining space saving.

The image forming apparatus 1 according to the embodiment of the present invention includes the above-mentioned document transport reading apparatus 100, and forms an image on a sheet based on the image read by the image reading unit 160.
The image forming apparatus 1 includes a sheet conveying unit 40 that conveys a sheet, an image forming unit 60 that forms an image on the sheet conveyed by the sheet conveying unit 40, and a sheet discharging unit that ejects the sheet conveyed by the sheet conveying unit 40. The sheet conveying section 40 and the sheet discharging section 80 include the section 80, and discharge the sheet from the sheet discharging section 80 so that the surface formed by the image forming section 60 faces downward.

As a result, when a document is loaded on the document placing section 110 face-down (front side is on the lower side), the front and back surfaces and the placement order of the sheets ejected and loaded from the sheet ejection section 80 are changed to the ejected document placing section 220. The front and back of the loaded manuscript and the order of placement can be the same.

The document ejection unit 180 is provided with a document ejection port 182 for ejecting documents, and the sheet ejection unit 80 is provided with a sheet ejection port 82 for ejecting sheets and a second sheet ejection port 92, at least an apparatus. A space that is open on one side and faces the document ejection port 182, the sheet ejection port 82, and the second sheet ejection port 92. A discharge accommodating unit 200 for accommodating a sheet discharged from the sheet discharge port 92 is provided. As a result, the original and the sheet can be easily taken out from the image forming apparatus 1 while ensuring the confidentiality of the ejected original and the sheet.

1 Image forming device 40 Sheet transfer unit 60 Image forming unit 80 Sheet ejection unit 82 Sheet ejection port 92 Second sheet ejection port 100 Document transfer reading device 101 Empty space 105 Rotation drive unit 110 Document mounting unit 110E Extension unit 130 Document feeding Feeding unit 134 Feeding roller 136 Shutter member 138 Pressing member 150 Document transporting unit 152, 153 Transporting roller pair 154, 155 Second transport roller pair 160 Image reading unit 180 Document ejection unit 182 Document ejection port 200 Discharge accommodating unit 220 Document loading Placement surface (discharged document placement part)

JP-A-2007-078994

Claims (8)

A document transport reading device that transports documents and reads images of the transported documents.
The manuscript placing part where the manuscript is placed and the manuscript placing part
The manuscript feeding section that feeds the manuscript placed on the manuscript placing section, and the manuscript feeding section.
A document transport section that transports documents fed from the document feed section,
An image reading unit that reads an image on the front side of a document transported by the document transport unit, and an image reading unit.
A document ejection section for ejecting a document conveyed by the document transfer section is provided.
The document transport section and the document ejection section eject the document placed on the document loading section from the document ejection section without inverting it.
The image reading unit is arranged at a position where the image on the bottom surface of the conveyed original is read.
The document feeding section includes a shutter member arranged so as to abut on the tip of a document placed above the lowermost document placed on the document placing section.
A pressing member that presses the document placed on the document placing portion from above is provided.
A document transport reading device characterized in that the lowermost document among the documents placed on the document placing section is fed. The document feeding section is characterized by including a feeding roller that feeds the document from the document loading section by abutting against the bottom surface of the document mounted on the document loading section and rotating. The document transport reading device according to claim 1. The document transport reading device according to claim 2, wherein the document transport unit includes a plurality of transport roller pairs, and the lower transport roller of the plurality of transport roller pairs is driven. The document transport reading device according to any one of claims 1 to 3 , wherein the document loading section is arranged so as to be inclined downward in the direction in which the document to be mounted is fed. The document transport reading device according to any one of claims 1 to 4, wherein the document placing section is a storable document transport reading device. The document transport reading device according to any one of claims 1 to 5, wherein the document placing section can be extended in a direction opposite to the direction in which the document is fed. An image forming apparatus comprising the document transport reading apparatus according to any one of claims 1 to 6 and forming an image on a sheet based on an image read by the image reading unit. The manuscript placing part where the manuscript is placed and the manuscript placing part
The manuscript feeding section that feeds the manuscript placed on the manuscript placing section, and the manuscript feeding section.
A document transport section that transports documents fed from the document feed section,
An image reading unit that reads an image on the front side of a document transported by the document transport unit, and an image reading unit.
A document ejection section that ejects a document conveyed by the document transfer section, and a document ejection section.
The sheet transport section that transports the sheet and
An image forming unit that forms an image on a sheet conveyed by the sheet conveying unit based on an image read by the image reading unit, and an image forming unit.
A sheet discharging section that discharges a sheet transported by the sheet transport section, and a sheet discharging section.
Equipped with
The document transport section and the document ejection section eject the document placed on the document loading section from the document ejection section without inverting it.
The image reading unit is arranged at a position where the image on the bottom surface of the conveyed original is read.
The manuscript feeding unit feeds the lowermost manuscript among the manuscripts placed in the manuscript placing unit.
The sheet conveying section and the sheet discharging section discharge the sheet from the sheet discharging section so that the surface image-formed by the image forming section faces downward.
The document ejection unit is provided with a document ejection port for ejecting documents.
The sheet discharging unit is provided with a sheet discharging port for discharging the sheet.
A space that opens to at least one side of the device and faces the document ejection port and the sheet ejection port, and accommodates the document ejected from the document ejection port and the sheet ejected from the sheet ejection port. An image forming apparatus characterized by having a part.

Images