JPH0631475Y2 - Handle part structure in image forming apparatus - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial application] The present invention relates to an image forming apparatus, and more particularly to a handle structure in an image forming apparatus having a foldable tray, such as a copying machine, a printer or a facsimile. It is a thing.

[Prior art]

Image forming apparatuses have been reduced in size, and for this reason, there is known a body provided with a handle portion so that the body can be carried by one person. In this case, in the electrophotographic image forming apparatus, the grip portion is arranged on the paper feed side or the paper discharge side in order to prevent the deviation of the developer and the like in the apparatus. Conventionally, the layout of the handle and each tray for feeding or discharging is difficult, and the tray that is not used during movement and the handle that is not used during image formation are separated from the side of the main body. It is provided in.

〔Purpose〕

Conventionally, the paper feed or paper discharge trays and the carrying grips provided on the paper feed side and the paper discharge side of the main body of the image forming apparatus are attached to the main body to make the shape complicated. It provides a means for using a part of the mounting part of the tray for feeding or discharging as a grip part, and mounting the feeding or discharging tray without providing a grip part for transportation on the apparatus main body side. An object of the present invention is to provide a simple and inexpensive handle part by utilizing the structure of the part.

[Constitution of device]

In order to achieve the above object, the present invention provides an image forming apparatus having a tray that can be switched between a use position and a non-use position so that the base end of the tray is rotatably attached to a support arm formed on a main body. It is characterized in that it is attached and an L-shaped grip portion is provided integrally with the tray near the base end of the tray.

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a schematic side view of a copying machine in which a folding tray having a grip portion of the present invention is provided in a copying machine main body on a paper feeding side, and FIG. 2 is an enlarged view of a main part of FIG. The cross section is shown.

Arranged on both sides of the copying machine body 1 are a paper feed tray 2 for feeding the transfer paper on the right side and a paper discharge tray 3 for discharging the transfer paper on the left side as seen in FIG. Has been done.

The tray supporting arms 4, 4 are provided on the side wall of the copying machine body 1 on the paper feed side.
Are formed integrally with each other at regular intervals, and between the end portions of the tray support arms 4 and 4, the paper feed tray 2 is set at the position A in FIG. A shaft portion 6 is provided so as to be rotatable to a vertically arranged position suitable for moving the copying machine main body 1, which is an arm plate 2a on both sides of the paper feed tray 2 on the base end side. , 2a
Are integrally formed, and both ends of the shaft portion 6 are pivotally supported in shaft holes provided in the arm plates 2a, 2a.

The arm portions 2a, 2a formed at the base end portion of the paper feed tray 2 for positioning the paper feed tray 2 at the A position and the B position, respectively, have locking recesses 4a for the A position provided on the tray support arm 4.
And a locking protrusion 2b that engages with the B position locking recess 4b. In addition, the position A provided on the tray support arm 4 side,
The B-position locking portion may be a convex portion, and the locking portion on the arm portion 2a side formed on the base end portion of the paper feed tray 2 may be a concave portion.
The feed tray 2 is moved to the A position by the engagement of the A-position locking recess 4a and the locking projection 2b, and the feed tray 2 is engaged by the B-position locking recess 4b and the locking projection 2b. Are positioned in the B position, respectively. The engagement between the engaging projection 2b and the engaging recess 4a or 4b serving as the positioning means of the paper feed tray 2 can be released by an operation force applied to the leading end of the paper feed tray 2.

The end portion 2c of the paper feed tray 2 engraves an arc when the paper feed tray 2 rotates from the A position to the B position and from the B position to the A position around the rotation shaft 6, so that the side wall of the copying machine main body 1 is covered. Is provided with a concave guide wall portion 1a for escape, and a paper feed port 9 is formed in the side wall of the copying machine body 1 in contact with the end portion 2c of the paper feed tray 2 at the A position. .

One end 2c of the paper feed tray 2 is arranged so that the transfer paper positioned on the paper feed tray 2 at the position A can be smoothly inserted into the paper feed port 9.
In order to close the gap 8 between the side wall of the copying machine main body 1 and the side wall of the copying machine main body 1, a sheet material 5 made of a flexible material such as polyester film or an elastic material is provided on the upper surface of the end portion 2c of the paper feed tray 2.
The end portion 5a of the sheet material 5 is extended so as to contact the side wall of the copying machine body 1, that is, the concave guide wall portion 1a.

The sheet material 5 provided at the end portion 2c of the sheet feeding tray 2 closes the gap 8 when the sheet feeding tray 2 is at the position A, and smoothly guides the transfer sheet to the sheet feeding port 9, 2 for A
When the paper feed tray 2 moves to the B position when the paper feed tray 2 moves along the concave guide wall portion 1a even when rotating from the position to the B position,
It is straight because of its resilience.

In order to facilitate the feeding of the transfer paper from the paper feed tray 2 to the paper feed port 9, the height of the surface of the paper feed port 9 is set to the paper feed tray 2.
It is possible to make it lower than the height of the surface of the sheet material 5 and to provide a step e as shown in FIG.

As described above, the tray support arms 4 and 4 are provided with the shaft portions 6 for rotating the paper feed tray 2 between the A position and the B position, and when the paper feed tray 2 is rotated to the B position, The shaft 6
Thus, the copying machine main body 1 can be provided with a function as a handle portion that can be carried. Due to the function of the handle portion, the handle portion is configured to have a length and strength suitable for carrying. Since the grip portion is held at a position slightly separated from the side wall of the copying machine body 1, the tray support arm 4 is provided.
Although it becomes slightly longer and the rotating arc of the end portion 2c of the paper feed tray 2 becomes larger due to this length, the sheet material provided on the above-mentioned concave guide wall portion 1a and the end portion 2c of the paper feed tray 2 is large. 5, the rotation of the paper feed tray 2 and the feeding of the transfer paper are not hindered.

Since the shaft portion 6 provided on the tray support arms 4 and 4 has a function as a handle, the turning shaft 6 is provided with a handle cover 7,
The handle cover 7 can be appropriately shaped to be easily grasped. The handle cover 7 may be integrally formed with the arm portions 2a, 2a of the paper feed tray 2.

The paper discharge tray 3 functions as a tray for receiving the transfer paper at the C position, and when the copying machine main body 1 is moved, it is rotated to the D position and folded to facilitate the transportation.

With the configuration of the present invention, the paper feed tray 2 can be set to the A position, and the transfer paper on the paper feed tray 2 can be fed into the copying machine main body 1. When turned to the position, the tray supporting arm 4 supporting the sheet feeding tray 2 appears by the sheet feeding tray 2 arranged so as to abut the side wall of the copying machine body 1, and the shaft portion 6 is used as a grip portion. be able to. The paper discharge tray 3 is also switched and moved to the D position corresponding to the B position of the paper feed tray 2.

In this embodiment, the tray support arm in the portion of the paper feed tray has a function as a handle, but it is also possible to apply the above means only to the paper discharge tray side.
It is also possible to apply the means on both sides of the paper ejection tray.

3 to 5 are views showing another embodiment of the present invention.

As shown in FIG. 3, the paper feed tray and the paper discharge tray provided on both sides of the main body of the copying machine are provided with grip portions.

The paper feed tray 12 and the paper discharge tray 13 are positions that enable image formation at positions A and B, and positions C and D around the shaft portions 16 and 17 of the support arms 14 and 15 provided on the main body 11. It is possible to rotate the copying machine main body to a movable position.

Since the configurations of the supporting portions of the sheet feeding tray 12 and the sheet discharging tray 13 are the same, only the supporting portion of the sheet feeding tray 12 will be described. FIG. 4 shows a position where image formation is possible A
The paper feed tray 12 is set in the position, and the tray support arm 1 is provided on the side wall of the copying machine main body 11 at regular intervals.
4, 14 are integrally formed to project, and the shaft portion 16 is supported between the tray supporting arms 14, 14. The shaft 1
Reference numeral 6 designates both side walls 12a located at the end of the paper feed tray 12 so as to be pivotally supported, and the bottom 12b of the end is L-shaped.
The character-shaped handle portion 12c is integrally formed. The opening end 12d of the L-shaped grip portion 12c formed on the bottom portion 12b of the end portion of the paper feed tray 12 faces the side wall of the copying machine main body 11 when arranged at the position for image formation in FIG. It does not play the role of a handle but functions as a means for positioning the paper feed tray 12 at the position A for forming an image.
On the side wall of the copying machine main body 11, since the end 12e of the paper feed tray 12 engraves an arc when the paper feed tray 12 rotates from the A position to the B position and from the B position to the A position, a small escape area is provided. A concave guide wall portion 11a is formed, and the paper feed port 19 is provided at a position in contact with the end portion 12e of the paper feed tray 12 at the A position.
Is provided. In order to smoothly insert the transfer paper from the paper feed tray 12 into the paper feed port 19, a step e is provided so that the height of the surface of the paper feed port 19 is lower than the height of the surface of the paper feed tray 12. .

When the copying machine main body 11 is carried, the paper feed tray 2 is rotated as shown in FIG. 5 and brought into contact with the side wall surface of the copying machine main body 11 and folded (moved to the B position). At this time, the paper feed port 19 is closed by the paper feed tray 12, and the bottom portion 12b of the end portion is rotated by the rotation of the paper feed tray 12.
The L-shaped grip portion 12c located at is exposed in front of the shaft portion 16 with the open end 12d facing downward. As a result, the copying machine main body 11 can be lifted by inserting a hand into the open end 12d of the L-shaped gripping portion 12c. It is needless to say that the strengths of the paper feed tray 12, the shaft portion 16, and the support arm portion 14 are made of materials and structures capable of withstanding the lifting of the copying machine body 1.

Similar to the paper feed side of the copier body 11, the body 11 is also on the paper discharge side.
The tray support arm 15 is provided on the side wall of the paper discharge tray, the paper discharge tray 13 is attached to the tray support arm 15 via the shaft portion 17, and an L-shaped grip portion is provided at the bottom of the end portion of the paper discharge tray 13. By rotating 13 to the D position and lifting both grips, the main body of the copying machine can be transported in a reliable and stable state.

When the discharge tray 13 receives the transfer paper discharged at the C position, the transfer tray can be discharged accurately by arranging the surface of the discharge tray 13 lower than the surface of the discharge port of the copying machine body. It can be done smoothly.

In the above embodiment, the grips are provided on both sides of the paper feed tray and the paper discharge tray, but it is also possible to provide the grips on either one of the trays.

Although the embodiment of the present invention is described as a copying machine,
It is obvious that the present invention can be applied not only to a copying machine but also to an apparatus in which a tray for transfer paper or the like is provided in the main body.

〔effect〕

According to the configuration of the present invention, the tray and the handle are hidden when the tray is used, and the handle appears when the main body is moved, so that the tray and the handle can perform their respective functions by a simple mechanism without interfering with each other. Since a part of the tray is also used as the handle portion, there is an advantage that no special means is applied to the apparatus main body.

[Brief description of drawings]

1 is a side view of a copying machine to which the first embodiment of the present invention is applied, FIG. 2 is a partially enlarged side view of the first embodiment in FIG. 1, and FIG. 3 is a second embodiment of the present invention. FIG. 4 is a side view of the applied copying machine, FIG. 4 is an enlarged side view of the tray portion set in the image forming position of the second embodiment in FIG. 3, and FIG. 5 is a tray portion also set in the unused position. FIG. 1, 11 ... Main body, 2, 12 ... Paper feed tray, 12c ...
... L-shaped handle part, 3, 13 ... Paper discharge tray, 4, 14,
15: Tray support arm, 6: Shaft part that also serves as a handle.

Claims (1)

[Scope of utility model registration request] 1. An image forming apparatus having a tray which can be switched between a use position and a non-use position, wherein a base end of the tray is rotatably attached to a support arm formed on a main body, and the tray is near the base end. A handle part structure in an image forming apparatus, wherein an L-shaped handle part is integrally provided with a tray.