JPH04138055U - Copy machine - Google Patents

Abstract

(57) [Summary] [Purpose] The purpose of the present invention is to provide a copying machine having a structure of a manual paper feeding mechanism that is less susceptible to paper feeding labor and installation space constraints. [Structure] The present invention is equipped with a foldable paper feed tray 3 whose fulcrum is located near the paper feed opening 2A.
is set in an upright position with a gap S in which a sheet of transfer paper can be inserted between the paper feed opening 2A and the side wall in which the paper feed opening 2A is formed, and the paper feed The present invention is characterized in that it is equipped with a manual paper feed mechanism having a structure in which a guide portion 3B that can guide the transfer paper toward the transfer opening 2A is provided.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

The present invention relates to a copying machine, and more particularly to a manual paper feed mechanism.

0002

[Conventional technology]

As is well known, in a copying machine, paper is stored in the paper feed section located inside the main body. In addition to the paper feeding section inside the main unit, there is a A manual paper feed section may be provided. That is, the structure of the above-mentioned manual paper feed section is, for example, as shown in FIG. , a part of the paper feed path that communicates with the paper feed opening A1 formed in the side wall of the copying machine body A. The base end of the paper feed tray B that constitutes the copying machine is supported by the side wall of the copying machine main body It is currently set up and configured. The above-mentioned paper feed tray B is equipped with internal equipment as shown in FIG. 6, for example. The side face is integrated with a pair of racks D that oppose and mesh with the pinion C located on the side fence E is provided, and when the side fence E is folded down, the side fence E is placed in the width direction of the transfer paper. Both ends are brought into contact to prevent skew from occurring. Therefore, when copying using transfer paper of a different size than the one stored in the paper feed section, , tilt the paper feed tray B so that the transfer paper can be placed, and adjust the width of the placed transfer paper. Move the side fence E according to the position of both ends of the direction, and then turn the copy start switch. By inserting the paper into the image forming processing section inside the copying machine, the paper feed section on the main body side of the copier Transfer paper is fed.

0003

[Problem that the idea aims to solve]

However, in the manual paper feed section with the structure described above, the feed inside the copier main body is When feeding transfer paper of a different size than the one stored in the paper section, Regardless of the number of sheets, fold down the paper feed tray B one by one and move the sides of the transfer paper to both ends in the width direction. Since it is necessary to position the fence, it takes time and effort when copying. Moreover, when feeding the above-mentioned transfer paper, the paper feed tray B must be folded down regardless of the number of sheets. Therefore, set up a space near the copying machine where this paper feed tray can be folded down. There may be restrictions on where the copier can be installed. Ta.

0004 Therefore, the purpose of this invention is to improve the conventional copying machines mentioned above, especially the manual paper feed mechanism. In light of the problems associated with paper feed, manual feed is less susceptible to paper feeding problems and installation space constraints. An object of the present invention is to obtain a copying machine having a structure of a paper feeding mechanism.

[0005]

[Means to solve the problem]

In order to achieve this purpose, the present invention has a position corresponding to the manual paper feed section in the main body In a copying machine that has a paper feed opening formed in the side wall, there is a support near the paper feed opening. It is equipped with a paper feed tray that can be tilted up and down with a dot positioned on the paper feed tray. Stand in a standing position with a gap between the side wall where the mouth is formed and a sheet of transfer paper can be inserted. is set, and the surface on the fulcrum side has the above transfer facing the paper feed opening. It is equipped with a manual paper feed mechanism that has a guide section that can guide the paper. It is a feature.

[0006] Further, in the present invention, the paper feed tray is provided with a cross link inside, and the cross link is arranged inside the paper feed tray. Attach side fences to each end of the transfer paper in the width direction of the transfer paper. When one side fence moves, the other side fence is connected via the cross link above. It is characterized by having a structure that interlocks the ID fence.

[0007] Furthermore, in this invention, the side fence located at the end of the cross link is - It is made to protrude outward from the rear edge in the feeding direction of the transfer paper, and is in an upright position. It is characterized by a structure that protrudes from the top of the paper feed tray. .

[0008]

[Effect]

According to the present invention, the paper feed tray is set in the so-called folded state. In some cases, there is a gap between the side wall of the copying machine and the main body of the copier to allow insertion of a sheet of transfer paper. This allows you to feed transfer paper without tipping it over.

[0009] Also, when setting the upright position of the paper feed tray, in other words, when feeding a sheet of transfer paper, The side fence protrudes from the top of the paper tray, so it is difficult to tip the paper tray. The position of the idle fence can be adjusted without any effort.

0010

【Example】

Hereinafter, details of an embodiment of the present invention will be explained with reference to FIGS. 1 to 4.

[0011] FIG. 1 is an external view showing a manual paper feed section 2 of a copying machine 1 according to an embodiment of the present invention. The manual paper feed section 2 is equipped with a paper feed tray 3 that can be raised and lowered. In other words, as shown in FIG. At the end corresponding to the tip side in the direction, there is a rotation corresponding to the direction perpendicular to the feeding direction mentioned above. It has a plurality of brackets 3A along the width direction of the photo paper, and this end side is used as a fulcrum. This allows it to be freely raised and lowered, and the standing position is parallel to the side wall of the main body of the copying machine. Then, in the inverted position, the guide section 3B (described later) feeds the transfer paper through the paper feed opening on the side wall of the main body. It is in a state that is slightly raised from the horizontal position so that it can be transferred towards the It is set by a latch mechanism (not shown) so that the Also, this The bracket 3A in the paper feed tray 3 is a fulcrum position through which a support shaft (not shown) is inserted. The overhang length L between the transfer paper placement surface and the manual paper feed section 2 in the upright position. Set a gap S (see Figure 1) that allows a sheet of transfer paper to be inserted between the transfer paper placement surface and the transfer paper placement surface. It is said to be as long as possible.

0012 On the other hand, the above-mentioned guide section 3B is designed to extend the transfer paper placement surface of the paper feed tray 3. Sandwich the bracket 3A located at the widthwise center of the transfer paper at the edge of the transfer paper. They are provided in a pair, and the height of the leading end on the feeding side is higher than the rear end on the feeding side. By setting a curved surface between each end, as shown by the solid line in Fig. 3, When the paper feed tray 3 is in the upright position, the transfer paper inserted from the top of the paper feed tray 3 is Fold the feeding direction and point it toward the paper feed opening 2A formed on the side wall of the copying machine main body. At the same time, as shown by the two-dot chain line in Fig. 3, the paper feed tray 3 is turned upside down. When the transfer paper is in the position It is arranged so that it can be transferred toward the opening 2A.

[0013] Also, on the transfer paper placement surface of the paper feed tray 3 mentioned above, both sides of the transfer paper in the width direction are provided. A side fence 4 is positioned to abut against the end and prevent skew. That is, the guide fence 4 has a screen shape with a bottom plate 4A. A rod (not shown) is fixed to the surface. This rod is located at the front and rear ends of the transfer paper in the feeding direction on the bottom plate 4A. Long holes parallel to the width direction of the transfer paper formed on the transfer paper placement surface. 3C is inserted and extended inside the paper feed tray 3, and the central part is used as a fulcrum inside. It is fitted into a long hole 5A formed at each end of the cross link 5 provided as a cross link. Ru.

[0014] Further, the side fence 4 described above is arranged so that the rear end side of the transfer paper in the feeding direction is placed on the transfer paper. It extends to the edge on the rear end side in the feeding direction of the transfer paper on the placement surface, and the end The portion 4B protrudes beyond the above-mentioned edge. Therefore, paper feed tray 3 is raised up. When in the position, the distal end 4B of the side fence 4 described above is shown in FIGS. 1 and 2. As shown in the figure, the rear end of the transfer paper in the feeding direction, that is, the part that protrudes from the upper edge of the tray. It becomes.

[0015] Since this embodiment has the above configuration, when manual paper feeding is not set, In this case, the paper feed tray 3 is set in an upright position as shown in FIG. Therefore, there is only one transfer sheet between the transfer paper placement surface of the paper feed tray 3 and the side wall of the paper feed section. This means that the setting is such that there is a gap in which the photo paper can be inserted. When manually feeding only a sheet of transfer paper, insert it through this gap to The leading edge of the transfer paper is transferred toward the paper feed opening 2A via the guide portion 3B of the tray 3. At this time, adjust the side fence 4 according to the widthwise position of the transfer paper to be fed. - Can be operated from the upper edge.

[0016] On the other hand, when feeding multiple sheets of transfer paper of different sizes, turn the paper feed tray 3 upside down. Set to posture. Therefore, the paper feed tray 3 has a paper feed opening 2A in the paper feed section 2 as shown in FIG. In this state, set the side flap to the position in the width direction of the transfer paper to be fed. Move and position fence 4. Then, the loaded transfer paper is transferred to the paper feed tray. 3 can be guided to the paper feed opening 2A through the guide portion 3B on the paper feed opening 2A. The sheet is held and conveyed by the sheet feed roller 2B located inside the sheet.

[0017]

[Effect of the idea]

As described above, according to the present invention, the sides of the paper feed tray and the manual paper feed unit in the upright position We created a structure that allows only one sheet of transfer paper to be inserted between the wall and the wall. When feeding paper, it is possible to feed paper even when the paper feed tray is folded. Wear. Therefore, if only one sheet of transfer paper is fed frequently, tilt the paper feed tray. There is no need to prepare a space in advance for this purpose.

[0018] In addition, in the above case, a part of the side fence protrudes at the upper edge of the tray. Since the structure is such that the tray described above can be used to position the transfer paper to the widthwise edge, This can be done without tipping over, and this positioning is done using a cross link. This can be done by simply displacing one side fence, improving operability.

[0019] Furthermore, the above-mentioned paper feed tray is The paper is also equipped with a structure that guides the leading edge of the transfer paper toward the paper feed opening, so the leading edge of the transfer paper There is no need to manually guide the paper toward the paper feed opening, which also improves operability. can be improved.

[Brief explanation of drawings]

FIG. 1 is an external view showing the main parts of a copying machine according to an embodiment of the present invention.

FIG. 2 is a perspective view showing a paper feed tray used in the main part shown in FIG. 1;

FIG. 3 is a schematic side view for explaining the structure of the paper feed tray shown in FIG. 2;

FIG. 4 is an external view for explaining the attitude of the main parts of the copying machine shown in FIG. 1;

FIG. 5 is a schematic diagram showing the conventional structure of a manual paper feed section in a copying machine.

6 is a schematic diagram for explaining a drive mechanism of the side fence in the manual paper feed section shown in FIG. 5. FIG.

[Explanation of symbols]

1 Copy machine 2 Paper feed section 2A Paper feed opening 3 Paper feed tray 3A bracket 3B Guide part 4 Side fence 4B End part 5 Crosslink 5A Long hole formed at the end of the cross link

Claims (3)

[Scope of utility model registration request] Claim 1: A copying machine in which a paper feed opening is formed in a side wall corresponding to the position of a manual paper feed section in the main body, wherein the paper feed tray is tiltable and has a fulcrum located near the paper feed opening. -, the paper feed tray is set in an upright position with a gap for inserting a sheet of transfer paper between the paper feed tray and the side wall in which the paper feed opening is formed, and 1. A copying machine comprising a manual paper feeding mechanism having a structure in which a guide portion is provided on a surface thereof to guide the transfer paper toward the paper feeding opening. 2. The copying machine according to claim 1, wherein the paper feed tray has a cross link disposed therein, and a side fence is provided at each end of the cross link opposite to each end in the width direction of the transfer paper. A copying machine equipped with a structure in which when one side fence moves, the other side fence is interlocked via the cross link. 3. In the copying machine according to claim 2, the side fence located at the end of the cross link protrudes outward from the rear end edge of the paper feed tray in the direction in which the transfer paper is fed out. A copying machine that has a paper feed tray that protrudes from the top end.