JP6844133B2 - Image forming device - Google Patents

Description

The present invention relates to an image forming apparatus.

The image forming device knows that the speaker unit equipped with an enclosure that spatially separates the high frequency radiated from the front of the speaker unit and the low frequency radiated from the back of the speaker unit is arranged inside the exterior cover of the main body of the device. (Patent Document 1).

A scanner unit provided in the upper part of the main body of the device to scan along the set scanned document to read the image information on the document surface, and a scanner unit provided in the lower part of the main body of the device to record the image information read by the scanner unit on paper. In an image forming apparatus provided in the middle stage of the main body of the apparatus, the image forming portion includes an in-body paper ejection part in which paper after image information recording is ejected and stacked, and the image forming portion is directed toward the in-body paper ejection portion. An image forming apparatus for adding a FAX function, which is provided with a FAX speaker, is also known (Patent Document 2).

Japanese Unexamined Patent Publication No. 2014-157272 Japanese Unexamined Patent Publication No. 10-313373

An object of the present invention is to provide an image forming apparatus capable of suppressing a decrease in sound quality or loudness of a notification sound.

In order to solve the above problems, the image forming apparatus according to claim 1 is used.
The main body of the device equipped with sounding means and
A separate device that is independent of the device body, can be attached to the device body, and is a post-processing device that performs post-processing on a recording medium on which an image is formed on the device body .
The separate device includes a covering member that is a part of the exterior member of the separate device.
The cover member includes a rib provided upright from the inner surface of the cover member is inserted with said other device to said apparatus body, e Bei the Nyuoto hole including a region opposed to said sound generating means,
The rib is formed so as to connect the sound entry hole and the sound emission hole that opens outward at a position different from the sound entry hole.
It is characterized by that.

The invention according to claim 2 is the image forming apparatus according to claim 1.
The covering member includes a lid covering the ribs.
It is characterized by that.

The invention according to claim 3 is the image forming apparatus according to claim 2.
In the lead-out path formed by the rib and the lid to derive the sound, the cross-sectional area through which the sound passes gradually expands from the sound entry hole to the sound emission hole.
It is characterized by that.

In order to solve the above problems, the image forming apparatus according to claim 4 is used.
Sounding means arranged on a support column that supports an image reading unit that reads a document above an image forming unit that forms an image on a recording medium.
The operator's side the sound toward the covering of the steering author side of the trunk space formed, through a sound emitted from the sound generating means instrumentation Okimoto body between the image reading unit and the image forming unit With a covering member having a lead-out path,
A post-processing device that performs post-processing on the recording medium on which an image is formed can be attached to the body space, and when the post-processing device is attached, the covering member is an exterior member that covers the post-processing device. Be part of,
It is characterized by that.

The invention according to claim 5 is the image forming apparatus according to claim 4.
The lead-out path connects a sound input hole that is opened facing the sounding means and through which the emitted sound passes, and a sound emitting hole that is opened facing the image reading unit and through which the emitted sound passes. Is formed in
It is characterized by that.

The invention according to claim 6 is the image forming apparatus according to claim 4.
The lead-out path is a sound entry hole that is opened facing the sounding means and through which the emitted sound passes, and a sound emitting hole that is opened facing the recording medium discharge direction of the body space and through which the emitted sound passes. It is formed to connect with,
It is characterized by that.

The invention according to claim 7 is the image forming apparatus according to claim 5 or 6.
In the lead-out path, the cross-sectional area through which sound passes gradually expands from the sound entry hole toward the sound emission hole.
It is characterized by that.

The invention according to claim 8 is the image forming apparatus according to claim 5 or 6.
The lead-out path is formed by being partitioned by a guide member from the sound entry hole toward the sound emission hole.
It is characterized by that.

According to the present invention, it is possible to suppress a decrease in the sound quality or loudness of the notification sound.

It is an external front view which shows the main part of the image forming apparatus which concerns on 1st Embodiment. It is sectional drawing which shows the internal structure of an image forming part. (A) is a perspective view showing the vicinity of the body space with the viewpoint below the image reading unit excluding the post-processing device, and (b) is a perspective view showing the exterior member of the support portion of the image forming device excluded. Is. It is a perspective view which shows the post-processing apparatus which opened the front cover. It is a perspective view which shows the lead-out path formed in the front cover and the passage of sound. It is a perspective view which shows the lead-out path of another aspect formed in the front cover, and the passage of sound. It is a perspective view which shows the lead-out path formed in the front cover which concerns on a modification. It is a perspective view which shows the other lead-out path formed in the front cover which concerns on a modification. It is a perspective view which shows the arrangement position of a speaker by not drawing the front cover of the image forming apparatus which concerns on 2nd Embodiment. It is a partial cross-sectional perspective view explaining the passage of sound in the lead-out path in a front cover.

Next, the present invention will be described in more detail with reference to the drawings below with reference to embodiments and specific examples, but the present invention is not limited to these embodiments and specific examples.
In addition, in the explanation using the following drawings, it should be noted that the drawings are schematic and the ratio of each dimension is different from the actual one, which is necessary for the explanation for easy understanding. Illustrations other than the members are omitted as appropriate.
In order to facilitate understanding of the following description, in the drawings, the front-rear direction is the X-axis direction, the left-right direction is the Y-axis direction, and the up-down direction is the Z-axis direction.

"First embodiment"
(1) Overall configuration and operation of the image forming apparatus FIG. 1 is an external front view showing a main part of the image forming apparatus 1 according to the present embodiment, and FIG. 2 is a schematic cross-sectional view showing an internal configuration of the image forming apparatus 1.
Hereinafter, the overall configuration and operation of the image forming apparatus 1 will be described with reference to the drawings.

(1.1) Overall Configuration In the image forming apparatus 1, an image forming unit 2 that forms an image by an electrophotographic method and an image reading unit 3 that reads a document or the like are supported above the image forming unit 2 by a supporting unit 4. It is composed of.
An internal space S is formed between the image forming unit 2 and the image reading unit 3, and the paper P discharged from the first discharge roller pair 63 and the second discharge roller pair 64 (see FIG. 2) is bound to. An aftertreatment device 200 for performing the above is installed.

In the image forming unit 2, a control device 10, a paper feeding device 20, a photoconductor unit 30, a developing device 40, a transfer device 50, and a fixing device 60 are arranged in an internal space formed by a housing F (not shown), and a housing is provided. The body F (not shown) is covered with a plurality of divided exterior members 5.

The in-body space S between the image forming unit 2 and the image reading unit 3 is covered with a front cover 230 as a part of the exterior member of the post-processing device 200, and the main body of the post-processing device 200 is exposed to the operator. On the other hand, it is hidden.

An operation information unit 70 as a user interface is arranged on the front side of the image reading unit 3. The operation information unit 70 is configured by combining a liquid crystal display panel, various operation buttons, a touch panel, and the like, and the user of the image forming apparatus 1 inputs various settings and instructions via the operation information unit 70. In addition, various information is displayed to the user of the image forming apparatus 1 via the liquid crystal display panel.

(1.2) Image forming unit The control device 10 includes an image forming device control unit 11 that controls the operation of the image forming device 1, a controller unit 12 that prepares image data in response to a print processing request, a power supply device 13, and the like. Have.

At the bottom of the image forming unit 2, a paper feeding device 20 on which a large number of papers P as recording media are loaded is provided, and the paper P whose width direction position is determined by the regulation plate (not shown) is 1 from the upper side. The sheets are pulled out forward (in the −X direction) by the paper pull-out portion 22, and then conveyed to the nip portion of the resist roller pair 23.

The photoconductor unit 30 is provided above the paper feeding device 20 (in the Z direction) in parallel, and includes a photoconductor drum 31 as an image holder that is rotationally driven. Yellow (Y), magenta (M), cyan (C), and black (K) toner images are formed on each photoconductor drum 31 by each developing device 40.

Each color toner image formed on the photoconductor drum 31 of each photoconductor unit 30 is sequentially electrostatically transferred (primary transfer) onto the intermediate transfer belt 51 of the transfer device 50 to form a superposed toner image on which each color toner is superimposed. Will be done. The superimposed toner image on the intermediate transfer belt 51 is sent out from the resist roller pair 23, and is collectively transferred by the secondary transfer roller 52 to the paper P guided by the transfer guide.

The paper P on which the toner image is collectively transferred in the transfer device 50 is conveyed to the fixing device 60 via the transfer guide in a state where the toner image is not fixed, and is crimped by the pair of fixing rollers 61 and the pressure roller 62. The toner image is fixed by the action of heating.
The paper P on which the fixing toner image is formed is guided by a transport guide and is sent from the first discharge roller pair 63 and the second discharge roller pair 64 to the post-processing device 200 arranged in the body space S, and is sent to a predetermined value. After being post-treated, it is discharged onto the output tray T.

(2) Arrangement and sound emission of speakers FIG. 3A is a perspective view showing the vicinity of the in-body space S with a viewpoint below the image reading unit 3 except for the post-processing device 200, and FIG. 3B is an image forming. A perspective view showing the exterior member 5 of the support portion 4 of the device 1 excluding the exterior member 5, FIG. 4 is a perspective view showing the post-processing device 200 with the front cover 230 opened, and FIG. 5 shows a lead-out path 240 formed in the front cover 230. A perspective view showing the passage of sound, FIG. 6 is a perspective view showing the passage of sound with another lead-out path 240 formed on the front cover 230.
The arrangement and sound emission of the speaker 7 in the image forming apparatus 1 will be described below with reference to the drawings.

(2.1) In-body space In the image forming apparatus 1, the side portion of the supporting portion 4 of the image reading portion 3, the first ejection roller pair 63, and the second ejection roller pair 64 are exposed to the outside of the image forming portion 2. An exterior member 6 that covers the paper ejection portion, the bottom portion of which is the paper ejection tray T1 of the image forming portion 2, the upper portion of which is the lower portion 3a of the image reading portion 3, and the back portion of which is the back side plate 101. The in-body space S opened to the side is partitioned.

(2.2) On the operator side of the speaker support portion 4, an exterior member 5 that opens toward the in-body space S is provided. The exterior member 5 covers the support column 100 constituting the support portion 4, and has a plurality of sound emitting holes 5a penetrating from the inner surface to the outer surface. The sound emitting hole 5a is 50 with respect to the speaker diameter in order to effectively pass the notification sound output from the speaker 7 as a sounding means arranged fixed to the support column 100 on the inner surface side of the exterior member 5. It is desirable that it is formed with an aperture ratio of% or more.

As shown in FIG. 3B, the speaker 7 is arranged on a support column 100 that supports one end side of the image reading unit 3 on the operator side toward the body space S side.
The speaker 7 is, for example, a small-diameter speaker unit in which the diaphragm 7a has a radius of about 20 mm. The operation is controlled by the control device 10, and the sound emitted from the back surface of the diaphragm 7a notifies the operator of an abnormality or job completion. , Voice guidance for operation, etc.
Examples of abnormality notification include a document jam or misfeed in the document feeder of the image reading unit 3, a paper jam or misfeed of paper P in the paper feeding device 20, and a hardware down of the image forming unit 2 or the control device 10. is there.

(2.3) Post-processing device As shown in FIG. 4, the post-processing device 200 includes a main body portion 210, a paper ejection loading portion 220, and a front cover 230, and is composed of a paper ejection tray in the body space S. A front cover 230 that can be opened and closed on the operator side while mounted on the upper surface of the T1 closes the body space S so as to hide the main body of the post-processing device 200 from the operator.

As shown in FIG. 5, the front cover 230 has a rectangular shape as a whole, and a lead-out path 240 is formed on the inner surface 230a to guide the notification sound output from the speaker 7 toward the outside of the main body of the apparatus.

With the front cover 230 closed, a plurality of sound input holes 231 through which the notification sound passes are provided on the side surface 230b facing the sound emitting hole 5a provided in the exterior member 5, and the image reading unit of the front cover 230. A plurality of sound emitting holes 232 through which the notification sound passes are provided on the other side surface 230c facing the three side.

The sound entry hole 231 and the sound emission hole 232 are communicated with each other by a rib 233 234 erected from the inner surface 230a and a lead-out path 240 partitioned by a lid 235 covering the rib 233, 234, and the cross-sectional area through which sound passes is the sound entry hole. It gradually expands from 231 toward the sound emitting hole 232 (W2> W1 in FIG. 5).

As shown in FIG. 6, the lead-out path 240 may be formed by a plurality of ribs 233 so as to partition and connect each of the sound entry hole 231 and the sound emission hole 232 (in FIG. 6, a plurality of ribs). Is shown with some omissions).
By using the partitioned lead-out path 240, it is possible to further suppress a decrease in the sound quality and loudness of the sound output from the speaker 7.

As a result, the front cover 230 of the post-processing device 200 forms a design surface that covers the exterior member 5 facing the inner space S side on the operator side of the support portion 4, and maintains good appearance quality from the speaker 7. The sound output notification sound passes through the lead-out path 240 formed in the front cover 230 while being amplified, and is emitted from the sound emitting hole 232 (see the arrows in FIGS. 5 and 6) to ensure that the operator is informed. Be notified.

"Modification example"
FIG. 7 is a perspective view showing a lead-out path 240A formed on the front cover 230A according to the modified example, and FIG. 8 is a perspective view showing another lead-out path 240B formed on the front cover 230A according to the modified example.
As shown in FIG. 7, the front cover 230A is formed with a lead-out path 240A on the inner surface 230a that guides the notification sound output from the speaker 7 toward the outside of the main body of the apparatus.

With the front cover 230A closed, a plurality of sound input holes 231 through which the notification sound passes are provided on the side surface 230b facing the sound emission hole 5a provided in the exterior member 5, and other sound input holes 231 facing the side surface 230b are provided. The side surface 230d is provided with a plurality of sound emitting holes 232 that are opened in the body space S facing the recording medium discharge direction.

The sound entry hole 231 and the sound discharge hole 232 are communicated with each other by a rib 233A and 234A erected from the inner surface 230a and a lead-out path 240A defined by a lid 235A covering the rib 233A and 234A.
Further, as shown in FIG. 8, the lead-out path 240B may be formed so that the cross-sectional area through which the sound passes gradually expands from the sound entry hole 231 toward the sound emission hole 232 (W2> W1 in FIG. 8). ).

As a result, the notification sound output from the speaker 7 is emitted from the sound emitting hole 232 which passes through the lead-out path 240A formed in the front cover 230A and opens facing the recording medium discharge direction, and is emitted from the operator. Will be notified reliably.

"Second embodiment"
(1) Speaker Arrangement and Sound Discharge FIG. 9 is a perspective view showing the arrangement position of the speaker 7 with the front cover 300 of the image forming apparatus 1A not shown, and FIG. 10 shows the passage of sound in the lead-out path 310 in the front cover 300. It is a partial cross-sectional perspective view explaining.
Hereinafter, the arrangement and sound emission of the speaker 7 in the image forming apparatus 1A will be described with reference to the drawings. The components common to the image forming apparatus 1 according to the first embodiment are designated by the same reference numerals, and detailed description thereof will be omitted.

As shown in FIG. 9, in the image forming apparatus 1A, the speaker 7 as a sounding means is arranged toward the operator side on the rear surface side of the front cover 300 provided so as to project from the image reading unit 3 toward the operator side. ing.

As shown in FIG. 10, the front cover 300 has a box shape as a whole, and includes an external member 8 that covers the front surface of the image forming unit 2 on the operator side and an front surface of the image reading unit 3 on which the speaker 7 is arranged. It is arranged so as to block the partitioned space, and a lead-out path 310 is formed inside which guides the notification sound output from the speaker 7 toward the outside of the main body of the apparatus.

A plurality of sound input holes 311 through which the notification sound passes are provided on the side surface 300a facing the speaker 7, and a plurality of sound emission holes 312 through which the notification sound passes are provided on the side surface 300b on the operator side of the front cover 300. ing.

The sound entry hole 311 and the sound emission hole 312 are communicated with each other by a rib 313, 314 and a lead-out path 310 partitioned by a lid 315 covering the rib 313, and the cross-sectional area through which the sound passes is from the sound entry hole 311 to the sound emission hole 312. It is gradually expanding toward.

As a result, sound is output from the speaker 7 while forming a design surface that covers the space partitioned by the upper part of the image forming unit 2 on the operator side and the front surface of the image reading unit 3 on the operator side to maintain good appearance quality. The notification sound passes through the lead-out path 310 formed in the front cover 300 while being amplified, and is emitted from the sound emitting hole 312, so that the operator is surely notified.

In the first embodiment and the second embodiment, the image forming devices 1 and 1A in which the speaker is arranged as the sounding means have been described, but an abnormality notification or a job end notification may be performed by using a buzzer as the sounding means.

1, 1A ... Image forming device 2 ... Image forming unit 3 ... Image reading unit 4 ... Supporting parts 5, 6, 8 ... Exterior member 7 ... Speaker 10 ... Control device 20 ... Paper feed device 30 ... Photoreceptor unit 40 ... Development device 50 ... Transfer device 60 ... Fixing device 70 ... Operation information unit
100 ・ ・ ・ Support 200 ・ ・ ・ Post-processing device 210 ・ ・ ・ Main body 220 ・ ・ ・ Paper loading part 230, 230A, 230B, 300 ・ ・ ・ Front cover 231 ・ ・ ・ Sound input hole 232 ・ ・ ・ Sound emission Holes 233, 233A, 234, 234A ... Ribs 235, 235A, 235B, 315 ... Lid body 240, 240A, 240B, 310 ... Leading path S ... Internal space

Claims (8)

The main body of the device equipped with sounding means and
A separate device that is independent of the device body, can be attached to the device body, and is a post-processing device that performs post-processing on a recording medium on which an image is formed on the device body .
The separate device includes a covering member that is a part of the exterior member of the separate device.
The cover member includes a rib provided upright from the inner surface of the cover member is inserted with said other device to said apparatus body, e Bei the Nyuoto hole including a region opposed to said sound generating means,
The rib is formed so as to connect the sound entry hole and the sound emission hole that opens outward at a position different from the sound entry hole.
An image forming apparatus characterized in that. The covering member includes a lid covering the ribs.
The image forming apparatus according to claim 1. In the lead-out path formed by the rib and the lid to derive the sound, the cross-sectional area through which the sound passes gradually expands from the sound entry hole to the sound emission hole.
The image forming apparatus according to claim 2. Sounding means arranged on a support column that supports an image reading unit that reads a document above an image forming unit that forms an image on a recording medium.
The operator's side the sound toward the covering of the steering author side of the trunk space formed, through a sound emitted from the sound generating means instrumentation Okimoto body between the image reading unit and the image forming unit With a covering member having a lead-out path,
A post-processing device that performs post-processing on the recording medium on which an image is formed can be attached to the body space, and when the post-processing device is attached, the covering member is an exterior member that covers the post-processing device. Be part of,
An image forming apparatus characterized in that. The lead-out path connects a sound input hole that is opened facing the sounding means and through which the emitted sound passes, and a sound emitting hole that is opened facing the image reading unit and through which the emitted sound passes. Is formed in
The image forming apparatus according to claim 4. The lead-out path is a sound entry hole that is opened facing the sounding means and through which the emitted sound passes, and a sound emitting hole that is opened facing the recording medium discharge direction of the body space and through which the emitted sound passes. It is formed to connect with,
The image forming apparatus according to claim 4. In the lead-out path, the cross-sectional area through which sound passes gradually expands from the sound entry hole toward the sound emission hole.
The image forming apparatus according to claim 5 or 6. The lead-out path is formed by being partitioned by a guide member from the sound entry hole toward the sound emission hole.
The image forming apparatus according to claim 5 or 6.

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