JP2011258335A - Image forming apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an image forming apparatus in which a sheet or a plate describing a function name of an operation button or the like in a language or the like can be easily exchanged.SOLUTION: An image forming apparatus S includes: a button arranging surface 35 which has a plurality of operation buttons and is provided in an apparatus body 1; a first plate 36 describing function names of the operation buttons and placed on the button arranging surface 35 in an exchangeable manner; a second plate 37 which has an edge part 45 and a protruding piece 46 protruded outwards from the edge part 45, is removably stacked on the first plate 36, and is transparent enough to visually confirm the descriptions on the first plate 36; and a fixing member 50 capable of changing a posture between a fixture posture, in which the fixing member 50 is rotated in a first direction and abutted to the protruding piece 46 to fix the first plate 36 and the second plate 37 onto the button arranging surface 35, and a release posture, in which the fixing member 50 is rotated in a second direction opposite to the first direction and separated from the protruding piece 46 to cancel the fixed state of the first plate 36 and the second plate 37.

Description

  The present invention relates to an image forming apparatus provided with a plurality of operation buttons for instructing an image forming operation.

  An image forming apparatus such as a printer, a facsimile machine, or a multi-function machine normally includes an operation panel for receiving user operations on the front surface thereof. The operation panel has a plurality of operation buttons for allowing a user to set an operation state of the image forming apparatus and to perform an image forming operation using a desired function.

  In order to convey the function of the operation button to the user, for example, in the image forming apparatus of Patent Document 1, a function display sheet in which the function name or the like of the operation button is expressed in a language is used. The function display sheet is fixed on the operation panel by a sheet pressing member. Moreover, in patent document 1, a function display sheet can be replaced | exchanged by removing a sheet | seat pressing member from an operation panel.

JP 2009-37753 A

  However, in the image forming apparatus disclosed in Patent Document 1, when performing the work of attaching the function display sheet to the operation panel, first, a plurality of hooks formed on the lower surface of the pressing member are formed on the panel body of the operation panel. Next, it is necessary to engage the hook with the back side of the panel body by sliding the pressing member in a predetermined direction with respect to the panel body. As described above, in the image forming apparatus disclosed in Patent Document 1, the function display sheet can be replaced, but the installation work is complicated.

  In view of the above circumstances, an object of the present invention is to provide an image forming apparatus that can easily replace sheets and plates in which function names such as operation buttons are written in a language or the like.

  In order to achieve the above object, an image forming apparatus according to the present invention includes an apparatus main body that performs an image forming operation for forming an image on a sheet, and a plurality of operations that are arranged to receive instructions regarding the image forming operation from a user. A button arrangement surface provided on the apparatus main body, a function name of the operation button is written, a first plate placed on the button arrangement surface in a replaceable manner, a peripheral portion, A projecting piece projecting outward from a peripheral portion, and a second plate that is detachably stacked on the first plate and transparent to the extent that the notation of the first plate is visible, and A fixing member rotatably provided in the apparatus main body, wherein the first plate and the second plate are moved with respect to the button arrangement surface by rotating in a first direction and contacting the protruding piece. Fixing The posture between the force and the release posture that releases the fixed state of the first plate and the second plate by rotating in the second direction opposite to the first direction and separating from the protruding piece A changeable fixing member.

  According to the image forming apparatus of the present invention, the fixing member rotates in the first direction and contacts the protruding piece of the second plate, thereby fixing the first plate and the second plate to the button arrangement surface. The posture can be changed between a fixed posture to be released and a release posture in which the fixed state of the first plate and the second plate is released by rotating in the second direction and separating from the protruding piece. Therefore, the user can remove the first plate from the button arrangement surface simply by rotating the fixing member in the second direction, and the first plate can be moved to the button arrangement surface simply by rotating the fixing member in the first direction. Can be attached. As described above, in the image forming apparatus according to the present invention, the first plate can be easily replaced.

  The fixing member is preferably a contact piece that is rotatable in the first direction and the second direction, and has a contact surface that comes into contact with the protruding piece when rotated in the first direction. The contact piece, a pivot shaft for rotating the contact piece in the first direction and the second direction, and the contact piece so as to protrude in a direction substantially the same as the direction in which the contact surface faces. And a tongue portion provided. The apparatus body is provided along the peripheral edge of the second plate, and the contact piece rotates in the first direction so that the contact surface is in contact with the protruding piece. It has the latching | locking part which can latch a tongue-shaped part.

  In a preferred embodiment of the present invention, the tongue-like portion has elasticity and is locked to the locking portion by being elastically deformed while being in contact with the locking portion.

  According to this configuration, since the tongue-like portion can be locked to the locking portion using the elasticity of the tongue-like portion, a special mechanism for locking the tongue-like portion to the locking portion is required. do not do.

  In another preferred embodiment of the present invention, the contact piece has a shape extending along the peripheral edge of the second plate in a state where the contact surface is in contact with the protruding piece, and the tip thereof. The portion faces the locking portion, and a gap is formed between the tip end portion of the contact piece and the locking portion so that a fingertip can be inserted.

  According to this configuration, the user can easily rotate the fixing member in the second direction by inserting the fingertip into the gap.

  In still another preferred embodiment of the present invention, a plurality of the fixing members are provided. According to this configuration, the first plate and the second plate can be more firmly fixed to the button arrangement surface.

  In still another preferred embodiment of the present invention, the first plate includes a plurality of first plate portions divided according to the arrangement of the operation buttons, and the second plate includes the first plate portion. A plurality of second plate portions that are divided so as to coincide with each other, and each of the second plate portions is provided with the projecting piece projecting, and each of the fixing members is provided on the corresponding projecting piece. On the other hand, the fixed posture and the release posture can be taken.

  According to this configuration, it is possible to replace only the part that the user wants to replace without replacing the entire first plate.

  In still another preferred embodiment of the present invention, the first plate and the second plate have a through hole for allowing the operation button to pass therethrough.

  According to this configuration, the first plate and the second plate are attached to the button arrangement surface with the operation button fitted in the through hole. In this case, the through holes provided in the first plate and the second plate also function as positioning means for their own attachment.

  According to the image forming apparatus of the present invention, it is easy to exchange sheets and plates in which function names such as operation buttons are written in a language or the like.

1 is a perspective view showing an external structure of an image forming apparatus according to an embodiment of the present invention. It is a perspective view which shows an example of an operation panel. It is sectional drawing cut | disconnected along the III-III line of FIG. It is the fragmentary perspective view which looked at the operation panel from the front edge part side of this operation panel, and diagonally upward, and shows the state which the fixing member has taken the fixed attitude | position. It is the fragmentary perspective view which looked at the operation panel from the rear edge part side of this operation panel, and diagonally upward, and shows the state which the fixing member has taken the fixed attitude | position. It is a partial side view of an operation panel, and shows the state where a fixing member is taking a fixed posture. It is the fragmentary perspective view which looked at the operation panel from the front edge part side of this operation panel, and diagonally upward, and shows the state which the fixing member has taken the cancellation | release attitude | position. It is the fragmentary perspective view which looked at the operation panel from the rear edge part side of this operation panel, and diagonally upward, and shows the state which the fixing member has taken the release posture. It is a partial side view of an operation panel, and shows the state where a fixing member is taking a release posture. It is a perspective view of a fixing member. It is the fragmentary perspective view which looked at the operation panel from the rear edge part side of this operation panel, and diagonally upward, and shows the state from which the fixing member was removed.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 is a perspective view showing an external structure of a copying machine S (image forming apparatus) according to an embodiment of the present invention. The copying machine S generally includes an apparatus main body 1 (apparatus main body) having a substantially hexahedral housing structure, an image reading unit 2 disposed above the apparatus main body 1, and a front side of the image reading unit 2. And an operation panel 3 attached to the side (a front surface on which a user operates).

  The apparatus body 1 includes a paper tray 11 for storing image forming paper, and an image forming unit, a fixing unit, a paper transport path, and the like. The image forming unit forms an image by transferring a toner image onto a predetermined sheet supplied from a sheet tray 11, and includes a photosensitive drum carrying an electrostatic latent image, and a charging unit for charging the surface of the photosensitive drum. An exposure unit that forms an electrostatic latent image corresponding to a document image on the surface of the photosensitive drum by a laser beam, a developing unit that forms a toner image by attaching a developer to the formed electrostatic latent image, and the toner image Are provided with a transfer roller for transferring the toner onto the paper, a static elimination unit for neutralizing the surface of the photosensitive drum after the toner image is transferred, a cleaning blade for removing residual toner on the surface of the photosensitive drum, and the like. The fixing unit includes a pair of fixing rollers for separating the sheet on which the toner image is transferred from the photosensitive drum and fixing the toner image on the sheet.

  The image reading unit 2 is for obtaining image data by reading an image of a document, and includes an automatic document feeder 21 (ADF) and a scanner unit 22. The automatic document feeder 21 automatically feeds a document to be read to the scanner unit 22. The scanner unit 22 is a mirror unit formed by integrating contact glasses 23 and 24 (FIG. 2) on which a document is placed, an exposure lamp that is a light source for irradiating the document with light, and a mirror that reflects reflected light from the document. A CCD image sensor comprising a lens group for focusing reflected light from a mirror unit, and an image pickup device (CCD: charge coupled device) for photoelectrically converting a light image formed by focusing the reflected light by the lens group and obtaining image data It has.

  An in-body paper discharge unit 12 is provided between the apparatus main body 1 and the image reading unit 2. A sheet fed from a sheet tray 11 and having a toner image corresponding to a document image read by the image reading unit 2 read by the image forming unit of the apparatus main body unit 1 and the toner image fixed by the fixing unit is The paper is discharged to the in-body discharge unit 12.

  The operation panel 3 has operation buttons for various functions related to the image forming operation of the copying machine S, accepts function selection by pressing operation buttons of the user, etc., and the copying machine S receives the function selection according to the selected function. A predetermined image forming operation is performed. In the present invention, “operation buttons” include various types of push buttons, tiltable buttons, seesaw buttons, touch buttons and the like, as well as rotary knobs, rotary levers, and slide levers. It is included.

  Hereinafter, the operation panel 3 will be described in detail with reference to FIGS. 2 and 3 first. FIG. 2 is a perspective view showing an example of the operation panel 3, and FIG. 3 is a cross-sectional view taken along line III-III in FIG. The operation panel 3 has a panel body 30 that has a flat box shape. The panel body 30 has a front edge 32, a rear edge 31, a right edge 33 and a left edge 34. The front edge portion 32 and the rear edge portion 31 extend along the longitudinal direction of the scanner portion 22, and the panel main body portion 30 is supported by the scanner portion 22 on the rear edge portion 31 side. Each of the right edge portion 33 and the left edge portion 34 connects the front edge portion 32 and the rear edge portion 31 in the front-rear direction.

  The operation panel 3 has a concave portion 43 defined between the front edge portion 32, the rear edge portion 31, the right edge portion 33, and the left edge portion 34. The surface facing upward in the recess 43 is a button arrangement surface 35. On the button arrangement surface 35, button groups 38, 39, and 40 including a plurality of operation buttons, an LCD display unit 41, a cursor 42, and the like are arranged. On the button arrangement surface 35, a function display plate 36 (first plate) in which the function names and the like of the operation buttons are written in a specific language is placed.

  Further, a transparent design surface plate 37 (second plate) is stacked on the function display plate 36 so that the function name of the function display plate 36 is visible.

  The function display plate 36 and the design surface plate 37 are formed with a plurality of through holes 44 (see FIG. 4) for allowing operation buttons and the like to pass therethrough. The function display plate 36 and the design surface plate 37 are attached to the button arrangement surface 35 in a state where the operation buttons are fitted in the through holes 44. In this case, the through holes 44 provided in the function display plate 36 and the design surface plate 37 also function as positioning means for their own attachment. The function display plate 36 is, for example, a paper sheet or a plastic film sheet, and may include not only a language but also a pictorial symbol that allows the user to visually recognize the function name. The design surface plate 37 is made of a transparent plastic material or the like.

  The function display plate 36 is provided with a user entry field that can be entered by the user according to the use of the operation buttons. Therefore, the function display plate 36 can be replaced and the design surface plate 37 can be removed. It is said that. In the present embodiment, the fixing member 50 is used so that the user can easily replace the function display plate 36.

  The fixing member 50 is a member that is rotatably provided on the panel main body 30. The fixing member 50 rotates in the first direction and comes into contact with the design surface plate 37 from above, so that the function display plate 36 and the design surface plate are provided. The fixed display position of the function display plate 36 and the design surface plate 37 by rotating in the second direction opposite to the first direction and being separated from the design surface plate 37 by fixing the 37 to the button arrangement surface 35 The posture can be changed between the release posture and the release posture. A plurality (three in FIG. 2) of fixing members 50 are arranged on the rear edge portion 31 of the panel main body portion 30. Hereinafter, the fixing member 50 will be described in detail with reference to FIGS. In addition, since the some fixing member 50 has the mutually same structure, in FIGS. 4-11, only the left side fixing member 50 is demonstrated as a representative. Further, the scanner unit 22 is omitted for clarity of the drawing.

  FIG. 4 is a partial perspective view of the operation panel 3 viewed from the front edge portion 32 side of the operation panel 3 and obliquely from above, and shows a state in which the fixing member 50 is in a fixed posture. FIG. 5 is a partial perspective view of the operation panel 3 as viewed from the rear edge 31 side of the operation panel 3 and obliquely from above, and shows a state in which the fixing member 50 is in a fixed posture. FIG. 6 is a partial side view of the operation panel 3 and shows a state in which the fixing member 50 is in a fixed posture. FIG. 7 is a partial perspective view of the operation panel 3 as viewed from the front edge portion 32 side of the operation panel 3 and obliquely from above, and shows a state in which the fixing member 50 is in the release posture. FIG. 8 is a partial perspective view of the operation panel 3 as viewed from the rear edge 31 side of the operation panel 3 and obliquely from above, and shows a state in which the fixing member 50 is in the release posture. FIG. 9 is a partial side view of the operation panel 3 and shows a state in which the fixing member 50 is in the release posture. FIG. 10 is a perspective view of the fixing member 50. FIG. 11 is a partial perspective view of the operation panel 3 as viewed from the rear edge portion 31 side of the operation panel 3 and obliquely from above. Indicates the removed state.

  A part of the rear edge 31 of the panel main body 30 is cut off in the extending direction, and includes a first opposing end 31a and a second opposing end 31b that face in the left-right direction. A space is formed between the first facing end portion 31a and the second facing end portion 31b, and a part of the peripheral edge portion 45 of the design surface plate 37 is exposed. The fixing member 50 is disposed between the first opposed end portion 31 a and the second opposed end portion 31 b and includes a contact piece 51, a rotating shaft 52, and a tongue-shaped portion 53.

  The contact piece 51 extends along the peripheral edge 45 of the design surface plate 37 between the first opposing end 31a and the second opposing end 31b in a state where the fixing member 50 is in the fixing posture. And one end portion 54 and the other end portion 55 (tip portion). The one end portion 54 has an extension portion 63 that extends downward when the fixing member 50 is in a fixed posture, and the rotation shaft 52 is provided integrally with the extension portion 63.

  The rotation shaft 52 protrudes from the extension 63 toward the panel body 30 and is rotatable in a receiving hole 59 (FIG. 11) formed on the side surface of the panel body 30 on the rear edge 31 side. It is supported. Thereby, the contact piece 51 can be rotated in the second direction opposite to the first direction and the first direction. As will be described later, the fixing member 50 can take a fixed posture when the contact piece 51 rotates in the first direction, and has a release posture when the contact piece 51 rotates in the second direction. Can be taken.

  The button arrangement surface 35 is integrally formed with an engagement protrusion 47 that protrudes upward from the panel arrangement surface from an edge portion facing the rear edge portion 31 of the panel main body portion 30. A pair of projecting pieces 46 project outward from the peripheral edge 45 of the design surface plate 37. The pair of projecting pieces 46 extend in parallel to the surface of the design surface plate 37 from the peripheral edge 45. The design surface plate 37 is placed on the button placement surface 35 via the function display plate 36 so that the engagement protrusion 47 of the button placement surface 35 is positioned between the pair of projecting pieces 46. It is positioned with respect to the arrangement surface 35.

  Further, the contact piece 51 is between the extension portion 63 and a tongue-like portion 53 described later (that is, between the one end portion 54 and the other end portion 55 on the back surface opposite to the upper surface of the contact piece 51). An extending contact surface 56 (FIGS. 7 and 10) is provided. The contact surface 56 contacts the pair of projecting pieces 46 of the design surface plate 37 from above when the contact piece 51 rotates counterclockwise from the first direction, for example, the state shown in FIG. This is a surface for pressing the plate 37 and the function display plate 36 against the button arrangement surface 35 from above.

  The tongue 53 protrudes from the other end 55 of the contact piece 51 in a direction substantially the same as the direction in which the contact surface 56 faces. That is, the tongue 53 extends downward when the fixing member 50 is in a fixed posture. And has an extension piece 57 and a tongue piece 58 that extend integrally from the other end 55 of the contact piece 51. The tongue piece 58 is formed integrally with the extension piece 57 and faces in a direction opposite to the one end portion 54 of the contact piece 51. The tongue piece 58 preferably extends obliquely downward toward the second opposing end portion 31b of the rear edge portion 31 in a state where the fixing member 50 is in the fixing posture. The fixing member 50 is made of resin or the like, and the thickness of the tongue 53 is set to such an extent that it can be elastically deformed.

  A locking portion 60 is formed integrally with the second opposing end portion 31 b of the rear edge portion 31 of the panel main body portion 30. The locking portion 60 is in a state where the contact piece 51 is rotated in the first direction (for example, rotated counterclockwise from the state shown in FIG. 8) and the contact surface 56 is in contact with the protruding piece 46. The tongue piece 58 of the tongue-like part 53 is locked. The locking portion 60 is provided along the peripheral edge portion 45 of the design surface plate 37 and extends obliquely downward by a predetermined distance toward the first opposing end portion 31 a side of the rear edge portion 31. The distal end portion of the locking portion 60 is a locking piece 61 that locks the tongue piece 58.

  Further, a gap G is formed between the locking portion 60 and the other end portion 55 of the contact piece 51 facing the locking portion 60. The size of the gap G is set to such an extent that the user can insert a fingertip.

  Hereinafter, procedures for removing and attaching the function display plate 36 will be described. When the function display plate 36 is removed from the operation panel 3, that is, when the fixing member 50 in the fixing posture shown in FIGS. 4 to 6 is changed to the releasing posture, first, it is engaged with the other end 55 of the contact piece 51. A fingertip is inserted into the gap G with the portion 60, and the other end 55 is lifted in order to rotate the contact piece 51 clockwise (second direction) from the state shown in FIGS. Then, the tongue piece 58 of the tongue-like portion 53 that is locked to the locking piece 61 of the locking portion 60 is elastically deformed with respect to the locking piece 61, and the tongue piece 58 and the locking piece 61 are engaged. Is released. Thereafter, when the other end 55 is further lifted and the contact piece 51 is rotated, the contact surface 56 of the contact piece 51 is separated from the protruding piece 46 of the design surface plate 37. Accordingly, the fixing member 50 is changed to the release posture shown in FIGS. 7 to 9, and the user can remove the function display plate 36 from the button arrangement surface 35 after removing the design surface plate 37. Note that the rotation operation of the fixing member 50 in the second direction is restricted by the contact piece 51 coming into contact with the first opposing end portion 31a.

  Next, when the function display plate 36 is attached to the operation panel 3, that is, when the fixing member 50 in the release posture shown in FIGS. 7 to 9 is changed to the fixed posture, first, the function display plate 36 is moved to the button arrangement surface 35. The design surface plate 37 is stacked on the function display plate 36 with the engaging projection 47 positioned between the projecting pieces 46 of the design surface plate 37. Then, the contact piece 51 is rotated counterclockwise (first direction) from the state shown in FIGS. 8 and 9 to bring the tongue piece 58 into contact with the locking piece 61. When the other end 55 of the contact piece 51 is lightly pressed from this state, the tongue piece 58 is elastically deformed with respect to the locking piece 61 and is locked to the locking piece 61. At this time, the contact surface 56 of the contact piece 51 is in a state of pressing the protruding piece 46 of the design surface plate 37 from above. As a result, the fixing member 50 is changed to the fixing posture shown in FIGS. 4 to 6, and the function display plate 36 and the design surface plate 37 are fixed to the button arrangement surface 35.

  In the image forming apparatus according to the present embodiment described above, the posture of the fixing member 50 can be changed between the fixing posture and the releasing posture as described above, and the user rotates the fixing member 50 in the second direction. It is possible to remove the function display plate 36 from the button arrangement surface 35 simply by making it move, and it is possible to attach the function display plate 36 to the button arrangement surface 35 simply by rotating the fixing member 50 in the first direction. Thus, in the image forming apparatus according to the present embodiment, the function display plate 36 can be easily replaced.

  Further, since the tongue piece 58 of the tongue-like portion 53 is locked to the locking piece 61 of the locking portion 60 using the elasticity of the tongue-like portion 53, the tongue-like portion 53 is locked to the locking portion 60. There is no need for a special mechanism.

  Furthermore, since a gap G is formed between the other end portion 55 of the contact piece 51 and the locking portion 60 so that the fingertip can be inserted, the user inserts the fingertip into the gap G. Thus, the fixing member 50 can be easily rotated in the second direction.

  Furthermore, since the plurality of fixing members 50 are provided, the function display plate 36 and the design surface plate 37 can be more firmly fixed to the button arrangement surface 35.

  In the above embodiment, the case where one function display plate 36 is used has been described. However, the function display plate 36 may be divided into a plurality of first plate portions according to the arrangement of the operation buttons. For example, the function display plate 36 includes a first plate portion divided as shown by a broken line X corresponding to the button group, and a first plate portion divided as shown by a broken line W corresponding to the button group. Can have. In that case, the design surface plate 37 is divided into a plurality of second plate portions so as to coincide with the first plate portion, and a pair of projecting pieces 46 project from each second plate portion. By providing each of the plurality of fixing members 50 corresponding to the second plate portion, it is possible to replace only the first plate portion that the user wants to replace, instead of replacing the entire function display plate 36.

DESCRIPTION OF SYMBOLS 1 Apparatus main body 3 Operation panel 30 Panel main-body part 35 Button arrangement surface 36 Function display plate (1st plate)
37 Design surface plate (second plate)
45 Peripheral part 46 Projection piece 47 Engagement protrusion 50 Fixing member 51 Contact piece 52 Rotating shaft 53 Tongue 60 Locking part 61 Locking piece G Gap S Image forming apparatus

Claims (7)

An apparatus main body that performs an image forming operation for forming an image on paper;
A plurality of operation buttons arranged to receive an instruction relating to the image forming operation from a user, a button arrangement surface provided on the apparatus main body,
A function name of the operation button is written, and a first plate placed on the button arrangement surface so as to be replaceable,
A peripheral portion and a protruding piece projecting outward from the peripheral portion, and is detachably stacked on the first plate so that the notation of the first plate can be visually recognized. Two plates,
A fixing member rotatably provided on the apparatus body, wherein the first plate and the second plate are moved relative to the button arrangement surface by rotating in a first direction and contacting the protruding piece. A fixing posture for fixing the first plate, and a releasing posture for releasing the fixing state of the first plate and the second plate by rotating in a second direction opposite to the first direction and separating from the protruding piece. A fixing member whose posture can be changed between,
An image forming apparatus. The image forming apparatus according to claim 1.
The fixing member is
A contact piece rotatable in the first direction and the second direction, the contact piece having a contact surface that comes into contact with the protruding piece when rotated in the first direction;
A rotating shaft for rotating the contact piece in the first direction and the second direction;
A tongue-shaped portion provided on the contact piece so as to protrude in a direction substantially the same as the direction in which the contact surface faces,
The apparatus main body is provided along the peripheral edge of the second plate, and the tongue-shaped member is in a state where the contact piece rotates in the first direction and the contact surface contacts the projecting piece. An image forming apparatus having a locking portion capable of locking the portion. The image forming apparatus according to claim 2.
The tongue-shaped portion has elasticity, and is an image forming apparatus that is locked to the locking portion by elastically deforming while contacting the locking portion. The image forming apparatus according to claim 2 or 3,
The contact piece has a shape extending along the peripheral edge portion of the second plate in a state where the contact surface is in contact with the protruding piece, and a tip portion thereof faces the locking portion. And
An image forming apparatus in which a gap that allows a fingertip to be inserted is formed between the tip portion of the contact piece and the locking portion. In the image forming apparatus according to any one of claims 1 to 4,
An image forming apparatus provided with a plurality of the fixing members. The image forming apparatus according to claim 5.
The first plate has a plurality of first plate portions divided according to the arrangement of the operation buttons,
The second plate has a plurality of second plate portions divided to coincide with the first plate portion,
Each of the second plate portions is provided with the protruding piece projecting,
Each of the fixing members is an image forming apparatus capable of taking the fixing posture and the releasing posture with respect to the corresponding protruding piece. In the image forming apparatus according to any one of claims 1 to 6,
The image forming apparatus, wherein the first plate and the second plate have a through hole for allowing the operation button to pass therethrough.

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