JP2017194543A - Image forming apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an image forming apparatus that enables a user to easily remove jammed paper when an external storage device is attached thereto.SOLUTION: An image forming apparatus comprises: an opening/closing member that is movably supported with a rotation shaft as the center supported by an apparatus body between an opening position to open a conveyance path for conveying sheets and a closing position to close the conveyance path; and a storage device that stores sheets and is removably connected to the apparatus body. When the opening/closing member moves to the opening position, an outer surface of the opening/closing member is brought into contact with one end of a side surface of the storage device and pushes out the storage device in a direction separating from the apparatus body with the rotation shaft as a fulcrum.SELECTED DRAWING: Figure 4

Description

  The present invention relates to an image forming apparatus.

  A large-capacity deck device is disposed at the bottom of the apparatus main body having a carry-in transport unit at the bottom, and a side paper feeding device is disposed at a side of the large-capacity deck apparatus, and the upper surface of the large-capacity deck apparatus is disposed on the bottom surface A vertical outlet cover with a conveyance guide that guides the paper to the outlet can be opened and closed on the side of the main body where the side paper feeder is located. In the image forming apparatus, the vertical conveyance unit is configured to be horizontally movable, and the conveyance guide of the vertical conveyance cover is rotated in conjunction with the horizontal movement of the vertical conveyance unit to communicate with the discharge port of the large capacity deck device. An image forming apparatus configured to open a vertical conveyance path is known (Patent Document 1).

JP 2014-144841 A

  An object of the present invention is to provide an image forming apparatus in which a user can easily remove jammed paper when an external storage device is attached.

In order to solve the above problem, an image forming apparatus according to claim 1,
An opening / closing member supported movably about an axis of rotation supported by the apparatus main body between an open position for opening a conveyance path for conveying paper and a closing position for closing the conveyance path;
A storage device that stores the paper and is detachably connected to the apparatus main body,
When the opening / closing member moves to the open position, the opening / closing member contacts the accommodation device to separate the accommodation device from the device body;
It is characterized by that.

According to a second aspect of the present invention, in the image forming apparatus according to the first aspect,
When the rotation shaft is provided below the upper surface of the storage device, and the opening / closing member moves to the open position, the outer surface of the opening / closing member contacts the one end of the side surface of the storage device to support the rotation shaft. Extrude in a direction away from the device body as
It is characterized by that.

According to a third aspect of the present invention, in the image forming apparatus according to the first or second aspect,
The storage device has an engagement recess formed with an inclined surface that can be engaged with an engagement projection provided on the device body, and the engagement device is engaged when the transport device is pressed in a horizontal direction. The engagement recess is relatively moved while the projection is in contact with the inclined surface, and the engagement with the engagement projection is released.
It is characterized by that.

According to a fourth aspect of the present invention, in the image forming apparatus according to any one of the first to third aspects,
When the storage device moves toward the device main body, the contact portion contacts the outer surface of the opening and closing member to move the opening and closing member to the closed position;
It is characterized by that.

The invention according to claim 5 is the image forming apparatus according to any one of claims 1 to 4,
Between an open position for opening the second transport path for transporting the paper fed from the paper trays arranged in multiple stages in the vertical direction toward the apparatus main body and a closed position for closing the second transport path. A second opening / closing member supported movably;
A release means for releasing the engagement of the second opening / closing member with the device main body when the accommodating device moves away from the device main body;
It is characterized by that.

According to a sixth aspect of the present invention, in the image forming apparatus according to the fifth aspect,
The second opening / closing member includes an engaging portion that is rotatably provided and engages an engaged portion of the apparatus main body, and an operation portion that moves the engaging portion in a direction opposite to the engaging direction. And
The release means has a tip R shape and is rotatable between an engagement position engaging with the operation portion and a separation position separating from the operation portion, and the hook member is separated from the operation portion. An urging means that urges the hook member in a direction to be moved, and a link member that is supported so as to be movable between a blocking position that prevents rotation of the hook member and an allowable position that allows rotation of the hook member. When the storage device moves away from the device main body, after the engagement of the engagement portion with the engaged portion is released, the link member moves to the allowable position, and the hook The engagement of the member with the operation portion is released.
It is characterized by that.

According to a seventh aspect of the present invention, in the image forming apparatus according to the fifth aspect,
When the storage device moves toward the device main body, the link member contacts the hook member, and the hook member engages with the operation portion.
It is characterized by that.

According to the first aspect of the present invention, the user can easily remove the jammed paper when the external storage device is attached.
According to invention of Claim 2 and 3, the operation force which opens and closes an opening-and-closing member can be reduced.
According to the fourth aspect of the present invention, the opening / closing member can be closed by an operation of moving the storage device in the mounting direction.
According to the fifth aspect of the present invention, the user can easily remove the jammed paper.
According to the sixth aspect of the present invention, the sheet conveyance path can be opened by an operation of separating the storage device from the apparatus main body.
According to the seventh aspect of the present invention, the second opening / closing member can be closed by an operation of moving the storage device in the mounting direction.

1 is a schematic cross-sectional view showing an internal configuration of an image forming apparatus. FIG. 4 is a perspective view illustrating a state in which the storage device in the image forming apparatus is separated. It is a schematic diagram explaining the fixing method of an accommodation apparatus. It is a cross-sectional schematic diagram which shows the movement of the accommodation apparatus at the time of opening an opening-and-closing member. FIG. 4 is a perspective view illustrating a configuration of a mounting surface side of the storage device to the image forming apparatus. It is a perspective view which shows the structure of a cancellation | release apparatus. It is a perspective view which shows the engagement state of a cancellation | release apparatus and a 2nd opening-and-closing member, making a storage device not shown. It is a cross-sectional schematic diagram which shows the state which the accommodation apparatus and the 2nd opening-and-closing member connected. It is a cross-sectional schematic diagram which shows the state by which engagement with the 2nd opening-and-closing member and tray module when a storage device starts a movement in a separation direction is released. It is a cross-sectional schematic diagram which shows the state which a storage device moves to a separation direction, and a hook member removes from the operation handle of a 2nd opening-and-closing member. It is a cross-sectional schematic diagram which shows the state which the accommodation apparatus moved to the separation direction and the 2nd opening-and-closing member moved to the open position. It is a cross-sectional schematic diagram which shows a state in which the storage device moves in the mounting direction and the hook member enters the back side of the operation handle of the second opening / closing member.

Next, the present invention will be described in more detail with reference to the drawings with reference to embodiments and specific examples. However, the present invention is not limited to these embodiments and specific examples.
Also, in the description using the following drawings, it should be noted that the drawings are schematic and the ratio of each dimension and the like are different from the actual ones, and are necessary for the description for easy understanding. Illustrations other than the members are omitted as appropriate.

“First Embodiment”
(1) Overall Configuration and Operation of Image Forming Apparatus FIG. 1 is a schematic cross-sectional view showing the 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.

  The image forming apparatus 1 includes a control device 10, a paper feeding device 20, a photoreceptor unit 30, a developing device 40, a transfer device 50, a fixing device 60, a tray module 70, and a storage device 80. On the upper surface (Z direction) of the image forming apparatus 1, there is formed a paper discharge tray portion TR for discharging and storing a paper on which an image is recorded.

The control device 10 includes a controller 11 that controls the operation of the image forming apparatus 1, an image processing unit 12 that is controlled by the controller 11, a power supply device 13, and the like. The power supply device 13 applies a voltage to the photoconductor unit 30, the developing device 40, the transfer device 50, and the like.
The image processing unit 12 converts print information input from an external information transmission apparatus (for example, a personal computer) into image information for forming a latent image, and outputs a drive signal to the exposure apparatus LH at a preset timing. To do.

  At the bottom of the main body of the image forming apparatus 1, a paper feeding device 20 having two-stage paper trays 21 and 22 is provided, and the paper P stacked on the paper trays 21 and 22 is a regulation plate (not shown). Thus, the position in the width direction is determined, and the paper drawer 23 pulls out one sheet from the upper side forward (−X direction). The paper P drawn from the paper drawer 23 is transported to the nip portion of the registration roller pair 24 via the first paper transport path S1.

  Below the sheet feeding device 20, a tray module 70 that is arranged in multiple stages in the vertical direction (two stages in the present embodiment) and includes a plurality of sheet trays T 1 and T 2 that store sheets P is connected. The paper P sent out from the paper trays T1 and T2 is transported from the first paper transport path S1 toward the nip portion of the registration roller pair 24 via the second paper transport path S2.

A storage device 80 is connected to the side of the image forming apparatus 1 main body. The accommodating device 80 is a so-called large-capacity sheet feeding device, accommodates 2000 to 3000 sheets, is supported by a pair of rails 81 and is detachable from the main body of the image forming apparatus 1.
The accommodation device 80 is provided with a bottom plate 82 on which sheets P can be stacked and moved up and down. The bottom plate 82 is raised to a paper feeding position by a lift-up motor (not shown) via a wire (not shown). The paper can be fed.

  The photoconductor unit 30 includes a photoconductor drum 31 that is provided in parallel above the sheet feeding device 20 (Z direction) and is driven to rotate. Yellow (Y), magenta (M), cyan (C), and black (K) toner images are formed on the respective photosensitive drums 31 by the respective developing devices 40.

  Each color toner image formed on the photosensitive drum 31 of each photosensitive unit 30 is sequentially electrostatically transferred (primary transfer) onto the intermediate transfer belt 51 of the transfer device 50 to form a superimposed toner image in which the respective color toners are superimposed. Is done. The superimposed toner image on the intermediate transfer belt 51 is sent from the registration roller pair 24 and is collectively transferred by the secondary transfer roller 52 onto the paper P guided by the conveyance guide.

In the fixing device 60, a fixing nip portion (fixing region) is formed by a pressure contact region between the pair of heating modules 61 and the pressure module 62.
The paper P onto which the toner images are collectively transferred in the transfer device 50 is transported to the fixing nip portion of the fixing device 60 through the transport guide 53 in a state where the toner images are not fixed, and a pair of heating module 61 and pressure module 62 is transported. Thus, the toner image is fixed by the action of pressure bonding and heating. The sheet P on which the fixing toner image is formed is discharged and accommodated from the discharge roller pair 63 to the discharge tray portion TR on the upper surface of the image forming apparatus 1.

(2) Movement of storage device and opening / closing of opening / closing member FIG. 2 is a perspective view showing a state in which the storage device 80 in the image forming apparatus 1 is separated, FIG. 3 is a schematic diagram for explaining a fixing method of the storage device 80, and FIG. FIG. 6 is a schematic cross-sectional view showing movement of the storage device 80 when the opening / closing member 100 is opened.
Hereinafter, the opening / closing of the opening / closing member 100 of the image forming apparatus 1 and the movement of the storage device 80 will be described with reference to the drawings.

(2.1) Configuration of Opening / Closing Member As shown in FIG. 2, the storage device 80 is supported on a support base 83 by a pair of left and right rails 81 so as to be horizontally movable, and is attached to and detached from the side of the main body of the image forming apparatus 1. It is configured to be.

  An opening / closing member 100 is provided on the side of the main body of the image forming apparatus 1 (the -X direction in FIG. 1). The opening / closing member 100 includes an open position where the sheet conveying path from the first sheet conveying path S1 of the sheet feeding device 20 to the discharge roller pair 63 is integrally opened to the outside, and the first sheet conveying path S1 of the sheet feeding apparatus 20. To the discharge roller pair 63 is rotatably supported so as to be openable and closable with a closing position that integrally closes the sheet conveyance path.

  On the outer surface side of the opening / closing member 100, a paper receiving port 101 that receives the paper P fed out from the storage device 80 is provided. Above the opening / closing member 100 (in the Z direction in FIG. 1), an operation handle 102 for performing an opening / closing operation is provided so as to be rotatable, and the engagement with the main body of the image forming apparatus 1 is released.

  A second opening / closing member 110 is provided below the opening / closing member 100 (in the −Z direction in FIG. 1). The second opening / closing member 110 can be opened and closed between an open position where the second paper transport path S2 of the tray module 70 is integrally opened to the outside and a closed position where the second paper transport path S2 is integrally closed. Rotation is supported. An operation handle 111 is provided on the second opening / closing member 110 so as to be rotatable, and the engagement with the tray module 70 is released.

(2.2) Opening / Closing Operation of Opening / Closing Member and Movement of Accommodating Device As shown in FIG. 3A, the accommodating device 80 has an engaging convex portion provided on a support base 83 fixed to the image forming apparatus 1 main body. An engaging recess 86 formed at one end of a link member 85 movable in the vertical direction (Z direction) is engaged with an engaging boss 84 as an example, and is fixed in the horizontal direction. When releasing the fixing of the paper transport device 80 to the support base 83, the operation handle 87 rotatably connected to the link member 85 is rotated, whereby the engagement recess 86 of the link member 85 and the support base 83 are rotated. The engagement with the engagement boss 84 is released, and a state in which horizontal movement is possible is obtained.

  As shown in FIG. 3B, the link member 85 is engaged with the storage device 80 that is pressed in the horizontal direction (see the arrow Rh in the drawing) away from the main body of the image forming apparatus 1 by the opening operation of the opening / closing member 100. A horizontal force (X direction) pressing force Fh acts on the inclined surface 86a constituting the joint recess 86, and at the same time, a vertical component force Fv for lifting the link member 85 upward (Z direction) acts.

  Even if an earthquake or the like occurs and a horizontal impact force is applied to the storage device 80, the inclined surface 86a has an engagement boss of the support base 83 of the link member 85 below a predetermined horizontal impact force due to safety requirements. The inclination angle is a vertical component force Fv that maintains the engagement with H.84.

  As shown in FIG. 4, the rotation center 103 of the opening / closing member 100 is provided below the main body of the image forming apparatus 1 with respect to the upper surface 80 a of the storage device 80. Therefore, when the operating handle 102 of the opening / closing member 100 is operated to move to the open position (see arrow R in FIG. 3), the outer surface 100a of the opening / closing member 100 comes into contact with one end 85ab on the side surface of the storage device 80.

  The opening / closing member 100 that is in contact with the one end 85ab on the side surface of the sheet conveying device 80 has the rotating shaft 103 as a fulcrum, and the outer surface 100a of the opening / closing member 100 uses the contact portion with the one end 85ab on the side surface of the storage device 80 as an operating point of this principle. As shown in FIG. 3, the housing device 80 is pressed in the horizontal direction away from the main body of the image forming apparatus 1 (see arrow Rh in FIG. 3).

As a result, the distance between the operation handle 102 of the opening / closing member 100 and the rotation shaft 103 is L1, and the distance between the one end 85ab on the side surface of the storage device 80 and the rotation shaft 103 is L2. A pressing force Fh that is L1 / L2 times the operating force for operating the operating handle 102 to open the opening / closing member 100 is applied.
When the vertical component force Fv acting on the link member 85 based on the operating force is larger than the vertical component force Fv based on a predetermined horizontal impact force, the link member 85 is released from being fixed to the support base 83 (FIG. 3). (See (c)), the horizontal movement becomes possible. Therefore, the opening / closing member 100 can be opened to open the sheet conveying path from the first sheet conveying path S1 to the discharge roller pair 63 with a light operating force and easily remove the jam.

  When closing the opening / closing member 100 to the closed position, the container 85 in a state of being separated from the main body of the image forming apparatus 1 is moved toward the main body of the image forming apparatus 1, so that one end 85 ab on the side surface of the housing apparatus 80 is opened and closed. The opening / closing member 100 can be moved to the closed position in contact with the outer surface 100a of 100.

“Second Embodiment”
FIG. 5 is a perspective view showing a configuration on the mounting surface side of the storage device 80 according to the present embodiment to the image forming apparatus 1, FIG. 6 is a perspective view showing a configuration of the release device 90, and FIG. It is a perspective view which shows the accommodation state with the opening / closing member 110 of the housing device 80 not shown.
Hereinafter, the configuration and operation of the release device 90 will be described with reference to the drawings, but the same components as those of the image forming apparatus 1 according to the first embodiment are denoted by the same reference numerals, and detailed description thereof will be omitted. .
(1) Configuration of Release Device As shown in FIG. 5, when the storage device 80 is attached to and detached from the image forming device 1 main body, the second side of the storage device 80 is attached to the image forming device 1. A hook member 91 and a part of a link member 96 constituting a release device 90 that opens and closes the opening / closing member 110 are provided so as to protrude. As shown in FIG. 7, the release device 90 is configured such that the hook portion 93 of the hook member 91 sinks into the back side of the operation handle 111 of the second opening / closing member 110 when the storage device 80 is attached to the main body of the image forming apparatus 1. It is located in the state.

  As shown in FIG. 6, the release device 90 includes a hook member 91, a torsion spring 95 as a biasing unit that biases the hook member 91 in a direction in which the hook member 91 is separated from the operation handle 111, and a link member 96.

  As for the hook member 91, the hook part 93 with the whole shape is fixed to the one end side of the rotating shaft 92, and the arm part 94 is being fixed to the other end side. The hook portion 93 has an R shape with a large distal end portion 93a in cross-section, and forms a guide portion when the second opening / closing member 110 enters the back surface side of the operation handle 111. The arm portion 94 prevents rotation of the hook member 91 that is urged to rotate by the torsion spring 95 when in contact with the link member 96.

  The link member 96 is supported so as to be movable toward the main body of the image forming apparatus 1, and is always urged toward the main body side of the image forming apparatus 1 by a coil spring 97. As a result, in a state where the storage device 80 is mounted on the image forming apparatus 1, the storage device 80 is positioned in a state of being moved toward the storage device 80, contacts the arm portion 94 of the hook member 91, and prevents the hook member 91 from rotating.

(2) Opening / Closing of Second Opening / Closing Member FIG. 8 is a schematic sectional view showing a state in which the housing device 80 and the second opening / closing member 110 are connected, and FIG. 9 shows the first state when the housing device 80 starts moving in the separation direction. FIG. 10 is a schematic cross-sectional view showing a state in which the engagement between the second opening / closing member 110 and the tray module 70 is released. FIG. 10 shows the hook member from the operation handle 111 of the second opening / closing member 110 when the storage device 80 moves in the separating direction. FIG. 11 is a schematic cross-sectional view showing a state in which 91 is pulled out, FIG. 11 is a schematic cross-sectional view showing a state in which the sheet conveying device 80 is moved in the separating direction and the second opening / closing member 110 is moved to the open position, and FIG. FIG. 6 is a schematic cross-sectional view showing a state in which a hook member 91 enters the back side of the operation handle 111 of the second opening / closing member 110 by moving in the mounting direction.
Hereinafter, the opening / closing operation of the second opening / closing member 110 accompanying the movement of the storage device 80 will be described with reference to the drawings.

(2.1) Movement of Second Opening / Closing Member to Open Position As shown in FIG. 8, in a state where the storage device 80 is mounted on the main body of the image forming apparatus 1, the engaging portion 112 of the second opening / closing member 110. Is engaged with the engaged portion 71 of the tray module 70, the hook member 91 of the release device 90 enters the back side of the operation handle 111 of the second opening / closing member 110.
From this state, for example, when the opening / closing member 100 is moved to the open position, as shown in FIG. 9, the accommodating device 80 starts to move away from the main body of the image forming apparatus 1 (see R in the figure) When the operating handle 111 receives a rotational force from the hook portion 93 of the hook member 91, the engagement between the engaging portion 112 of the second opening / closing member 110 and the engaged portion 71 of the tray module 70 is released.

  As shown in FIG. 10, the link member 96 urged so as to be movable toward the main body of the image forming apparatus 1 (indicated by a two-dot chain line in the figure) as the accommodating device 80 is separated from the main body of the image forming apparatus 1. Is moved to the main body side of the image forming apparatus 1, the contact with the arm portion 94 of the hook member 91 is released, and the hook portion 93 of the hook member 91 is rotated so as to be detached from the operation handle 111 by the urging force of the torsion spring 95. (See arrow R1 in the figure).

When the hook portion 93 of the hook member 91 is detached from the operation handle 111 and the accommodating device 80 is moved further away from the main body of the image forming apparatus 1, the second opening / closing member 110 is moved to the open position as shown in FIG. Until the second paper transport path S2 of the tray module 70 is opened, and jam removal is possible.
As described above, in the image forming apparatus 1 to which the tray module 70 is connected, the opening / closing member 100 is opened in the state where the storage apparatus 80 is connected to the side portion of the main body of the image forming apparatus 1, whereby the storage apparatus 80. While moving away from each other, the second opening / closing member 110 of the tray module 70 can be moved to the open position to easily remove the jam.

(2.2) Movement of Second Opening / Closing Member to Closed Position When moving the opened second opening / closing member 110 to the closed position, as shown in FIG. When moved toward the main body side (see arrow R in the figure), the storage device 80 comes into contact with the outer surface 110 a of the second opening / closing member 110 and moves the second opening / closing member 110 toward the tray module 70.

  In this state, the link member 96 protruding toward the main body of the image forming apparatus 1 by the urging force of the coil spring 97 moves to the side of the housing apparatus 80 that moves in contact with the main body of the image forming apparatus 1 (indicated by a two-dot chain line in the figure). (See the arrow R2 in the figure) and contact the arm portion 94 to rotate the hook member 91 biased in the direction away from the operation handle 111 by the torsion spring 95 upward (Z direction) (in the figure). (See arrow R1). As a result, the hook portion 93 having the distal end portion 93a having a large R shape in cross-section is in a state of entering the back side of the operation handle 111.

When the storage device 80 further moves toward the image forming apparatus 1 main body, the state immediately before the engaging portion 112 of the second opening / closing member 110 is engaged with the engaged portion 71 of the tray module 70 as shown in FIG. Then, as shown in FIG. 8, the engaging portion 112 of the second opening / closing member 110 is engaged with the engaged portion 71 of the tray module 70.
In a state where the storage device 80 is attached to the main body of the image forming apparatus 1, the hook portion 93 of the release device 90 enters and engages with the back side of the operation handle 111.

  When the second opening / closing member 110 is opened / closed, the opening / closing member 100 is not opened, and only the housing device 80 is moved away from the main body of the image forming apparatus 1, and only the separated housing device 80 is moved. The image forming apparatus 1 may be moved and connected to the main body side.

  According to the image forming apparatus 1 according to the present embodiment, even when the tray module 70 is connected to the lower side of the sheet feeding device 20, the second opening / closing member is interlocked with the movement operation of the sheet conveying device 80. The jam can be easily removed by opening and closing 110.

DESCRIPTION OF SYMBOLS 1 ... Image forming apparatus 10 ... Control apparatus 20 ... Paper feeding apparatus 30 ... Photoconductor unit 40 ... Developing apparatus 50 ... Transfer apparatus 60 ... Fixing apparatus 70 ... Tray Module 71 ... engaged portion (tray module 70)
DESCRIPTION OF SYMBOLS 80 ... Storage device 81 ... Rail 83 ... Support stand 84 ... Engagement boss 85 ... Link member 86 ... Engagement recessed part 86a ... Slope part 87 ... Operation handle ( Containment device)
DESCRIPTION OF SYMBOLS 90 ... Release device 91 ... Hook member 93 ... Hook part 94 ... Arm part 95 ... Torsion spring 96 ... Link member 100 ... Opening / closing member 102 ... Operation handle 103 ..Rotating shaft 110 ... second opening / closing member 111 ... operation handle 112 ... engagement portion (second opening / closing member 110)
T1, T2 ... Paper tray (tray module 70)
P ... paper

Claims (7)

An opening / closing member supported movably about an axis of rotation supported by the apparatus main body between an open position for opening a conveyance path for conveying paper and a closing position for closing the conveyance path;
A storage device that stores the paper and is detachably connected to the apparatus main body,
When the opening / closing member moves to the open position, the opening / closing member contacts the housing device to separate the housing device from the device body;
An image forming apparatus. The rotating shaft is provided below the upper surface of the storage device, and when the opening / closing member moves to the open position, the outer surface of the opening / closing member contacts one end of the side surface of the storage device to Pushing out the receiving device as a fulcrum in a direction away from the device main body,
The image forming apparatus according to claim 1. The storage device has an engagement recess formed with an inclined surface that can be engaged with an engagement projection provided on the device body, and the engagement device is engaged when the transport device is pressed in a horizontal direction. The engagement recess is relatively moved while the projection is in contact with the inclined surface, and the engagement with the engagement projection is released.
The image forming apparatus according to claim 1, wherein: When the storage device moves toward the device main body, the contact portion contacts the outer surface of the opening and closing member to move the opening and closing member to the closed position;
The image forming apparatus according to claim 1, wherein the image forming apparatus is an image forming apparatus. Between an open position for opening the second transport path for transporting the paper fed from the paper trays arranged in multiple stages in the vertical direction toward the apparatus main body and a closed position for closing the second transport path. A second opening / closing member supported movably;
A release means for releasing the engagement of the second opening / closing member with the device main body when the accommodating device moves away from the device main body;
The image forming apparatus according to claim 1, wherein the image forming apparatus is an image forming apparatus. The second opening / closing member includes an engaging portion that is rotatably provided and engages an engaged portion of the apparatus main body, and an operation portion that moves the engaging portion in a direction opposite to the engaging direction. And
The release means has a tip R shape and is rotatable between an engagement position engaging with the operation portion and a separation position separating from the operation portion, and the hook member is separated from the operation portion. An urging unit that urges the hook member in a direction to be moved; and a link member that is supported so as to be movable between a blocking position that prevents rotation of the hook member and an allowable position that allows rotation of the hook member.
When the storage device moves away from the device main body, after the engagement of the engagement portion with the engaged portion is released, the link member moves to the allowable position, and The hook member is disengaged from the operation portion.
The image forming apparatus according to claim 6. When the storage device moves toward the device main body, the link member contacts the hook member, and the hook member engages with the operation portion.
The image forming apparatus according to claim 6.

Images