JP2023040049A - Image forming apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an image forming apparatus that has better responsiveness in short-range radio communication by reducing as much as possible the clearance between an exterior cover and a substrate having an antenna for short-range radio communication.

SOLUTION: An image forming apparatus has elastic members 25 that urge a substrate unit 6 toward a top panel cover 20 to be pressed against the top panel cover 20, and between an apparatus frame 1 and the top panel cover 20, a space 3 is provided, which allows the substrate unit 6 to move toward the apparatus frame 1 when the top panel cover 20 is applied with an external force and pressed toward the inside of the body of an image forming apparatus S.

SELECTED DRAWING: Figure 3

COPYRIGHT: (C)2023,JPO&INPIT

Description

The present invention relates to image forming apparatuses such as copiers, printers, and facsimile machines provided with short-range wireless communication devices.

2. Description of the Related Art In recent years, there is an image forming apparatus having a communication section that communicates with an external communication section in the body of the image forming apparatus. Japanese Patent Laid-Open No. 2002-200000 discloses such a support configuration for a communication unit.

JP-A-2006-53477

Further, there is an image forming apparatus equipped with a communication unit that performs short-range wireless communication to enable communication with mobile devices, ID cards, and the like. FIG. 1 is a perspective view showing the configuration of an image forming apparatus having a short-range wireless communication function. FIG. 5 is a Y cross-sectional view of a comparative example of the image forming apparatus S shown in FIG. 1, viewed from the direction of arrow A in FIG. As shown in FIG. 1, a substrate unit 6 including a substrate 22 having an antenna for short-distance wireless communication is arranged between a top cover 20 serving as an exterior cover and a metal device frame 1 .

In the comparative example shown in FIG. 5, a substrate 22 having an antenna for short-range wireless communication is fixed to a holding member 21 fixed to the device frame 1 . A separation distance L1 is provided from the lower surface 20a, which is the inner peripheral surface of the top surface cover 20, to the transmitting/receiving unit for short-range wireless communication. This separation distance L1 is set so that the top cover 20 and the substrate 22 having an antenna for short-distance wireless communication do not come into contact with each other even if the top cover 20 is deformed due to the transportation of the product or the external force applied by the user. is set to

If the separation distance L1 shown in FIG. 5 is large, it may not be possible to sufficiently secure the responsiveness of short-range wireless communication. Therefore, in order to improve the response performance of short-range wireless communication, the separation distance L1 between the lower surface 20a of the top cover 20 shown in FIG. need to be small.

In the comparative example shown in FIG. 5, a substrate 22 having an antenna for short-range wireless communication is fixed to a holding member 21 fixed to the device frame 1. In the comparative example shown in FIG. Therefore, if the top cover 20 deformed by an external force comes into contact with the substrate 22 having an antenna for short-range wireless communication, the substrate 22 may be damaged. Therefore, there is a problem that the separation distance L1 cannot be reduced.

The present invention is intended to solve the above problems, and an object of the present invention is to minimize the separation distance between the exterior cover and a substrate having an antenna for short-range wireless communication, thereby achieving a superior short-range wireless communication. It is an object of the present invention to provide an image forming apparatus having wireless communication responsiveness.

A representative configuration of an image forming apparatus according to the present invention for achieving the above object is an apparatus frame, an exterior cover that covers the apparatus frame, and is provided between the exterior cover and the apparatus frame to provide an image forming apparatus for a short distance. and a substrate unit including a substrate having an antenna for wireless communication, and biasing means for biasing the substrate unit toward the exterior cover to abut against the exterior cover. A gap is formed between the device frame and the outer cover so that the substrate unit can move toward the device frame when the outer cover receives an external force and is pushed toward the inside of the body of the image forming apparatus. is provided.

According to the above configuration, it is possible to reduce the distance between the substrate having the antenna for short-range wireless communication and the exterior cover, and the substrate has short-range wireless communication performance with excellent response performance. damage can be prevented.

1 is a perspective explanatory view showing the configuration of an image forming apparatus; FIG. FIG. 3 is a plan explanatory view showing the configuration of a substrate having an antenna for short-range wireless communication; 2A is a Y cross-sectional view showing the configuration of the image forming apparatus according to the first embodiment of the present invention, viewed from the direction of arrow A in FIG. 1 with no external force acting on the outer cover; FIG. (b) is a Y cross-sectional view showing the configuration seen from the direction of arrow A in FIG. 1 in a state where an external force acts on the exterior cover of the first embodiment. 2A is a Y cross-sectional view showing the configuration of an image forming apparatus according to a second embodiment of the present invention, viewed from the direction of arrow A in FIG. 1 with no external force acting on the outer cover; FIG. (b) is a Y cross-sectional view showing the configuration seen from the direction of arrow A in FIG. 1 in a state where an external force acts on the exterior cover of the second embodiment. 1. It is Y sectional drawing which shows the structure which looked at the comparative example from the arrow A direction of FIG.

An embodiment of the image forming apparatus according to the present invention will be specifically described with reference to the drawings. The dimensions, materials, shapes, and relative positions of components described in the following embodiments are not intended to limit the scope of the present invention unless otherwise specified.

First, the configuration of the first embodiment of the image forming apparatus according to the present invention will be described with reference to FIGS. 1 to 3. FIG. FIG. 1 is a perspective explanatory view showing an example of an electrophotographic image forming apparatus. FIG. 2 is an explanatory plan view showing the structure of a substrate having an antenna for short-range wireless communication. FIG. 3(a) is a Y cross-sectional view showing the configuration seen from the direction of arrow A in FIG. 1 in a state where no external force is applied to the exterior cover of this embodiment. FIG. 3(b) is a cross-sectional view taken along the line Y, showing the configuration viewed from the direction of arrow A in FIG. 1 when an external force is applied to the exterior cover of this embodiment.

The substrate 22 having an antenna 22b for short-range wireless communication shown in FIG. 2 has an antenna 22b used when the image forming apparatus S shown in FIG. 1 performs short-range wireless communication. For example, the image forming apparatus S has a security authentication function. Then, the user holds an ID card, smartphone, or the like having ID (Identification) identification information from the outside of the image forming apparatus S toward the substrate 22 having the antenna 22b for short-distance wireless communication. Thus, security authentication is performed, and only authorized users can print using the image forming apparatus S. FIG.

This embodiment can be applied to the board unit 6 including the board 22 having the antenna 22b for short-range wireless communication corresponding to various purposes, not limited to the purpose of security authentication.

Further, the board unit 6 including the board 22 having the antenna 22b for short-distance wireless communication is arranged inside the main body of the image forming apparatus S inside the top cover 20 serving as an exterior cover. The board 22 is wired to a controller board (control section) (not shown) of the main body of the image forming apparatus S and connected to the main body of the image forming apparatus S so as to be communicable.

In the present embodiment, as shown in FIGS. 3A and 3B, the device frame 1 made of metal is covered with a top cover 20 that serves as an exterior cover. The other end of the elastic member 25, which is an urging means made of a coil spring whose one end is supported by the device frame 1, abuts against the lower surface 23a of the holding member 23 and is supported. The board unit 6 includes a holding member 23 holding a board 22 having an antenna 22b for short-range wireless communication. An elastic member 25 serving as biasing means biases the holding member 23 .

The elongation force of the elastic member 25 causes the substrate 22 and the holding member 23 that holds the substrate 22 to move toward the abutment portion 24 that protrudes toward the lower surface 20a side of the top cover 20, which is the inner peripheral surface side of the top cover 20, as shown in FIG. It is configured to bias in the direction of arrow Z in a) and (b).

A top cover 20 serving as an exterior cover has an abutting portion 24 that protrudes toward the device frame 1 (apparatus frame side) and against which the substrate unit 6 abuts. An elastic member 25 as a biasing means biases the board unit 6 including the board 22 toward the top cover 20 (the side of the exterior cover) to abut against the top cover 20 .

In this embodiment, as shown in FIG. 3A, the board unit 6 including the board 22 having the antenna 22b for short-range wireless communication includes a top cover 20 serving as an exterior cover and a metal device frame. placed between 1.

A substrate 22 having an antenna 22b for short-range wireless communication is held by a holding portion provided in a holding member 23. As shown in FIG. A holding member 23 holding the substrate 22 is positioned on the side of the top cover 20 (the side of the exterior cover) by an elastic member 25 which is supported by locking one end to the device frame 1 and serves as an urging means. It is biased in the arrow Z direction.

An abutment portion 24 is provided on the lower surface 20a, which is the inner wall surface of the top cover 20, so as to come into contact with the abuttable area 40 of the substrate 22 shown in FIG. The abutting portion 24 is provided corresponding to an abuttable area 40 which is a position that does not come into contact with the through holes of the electronic circuit pattern provided on the substrate 22, electronic elements, or the like. Then, as shown in FIG. 3(a), the bumping area 40 of the substrate 22 comes into contact with the abutment portion 24 provided protruding from the lower surface 20a of the top cover 20, and the substrate 22 is moved as shown in FIG. 3(a). ) in the direction of the arrow Z is determined.

The holding member 23 of this embodiment is provided with a fitting step portion 23b having an L-shaped cross section corresponding to the side surface and the bottom surface of the outer peripheral edge of the substrate 22. As shown in FIG. The substrate 22 is fitted into the fitting stepped portion 23b of the holding member 23 and positioned in the horizontal direction (horizontal direction in FIG. 3(a)). Further, through holes 22c and 22d are provided in the substrate 22, and bosses 23c and claw portions 23d erected in the central portion of the holding member 23 are inserted through the through holes 22c and 22d, and the substrate 22 is separated by the claw portions 23d. is engaged with the upper surface 22a of the As a result, the substrate 22 is locked and held by the holding member 23 .

The position of the substrate 22 held by the holding member 23 in the width direction indicated by the left-right direction in FIG. 3A and in the depth direction from the front side of the paper surface of FIG. The holding member 23 protrudes toward the lower surface 20a (inner wall surface side) of the top cover 20 and is guided by the guide surfaces 27a of the guide portions 27 formed on the four sides around the holding member 23 to be regulated.

A predetermined gap 2 is provided between the guide portion 27 and the holding member 23 . By providing the gap 2, as shown in FIG. 3B, an external force acts on the top cover 20, and the holding member 23 is retracted toward the apparatus frame 1 side against the extension force of the elastic member 25. Even when it is tilted inward, the retracting operation of the holding member 23 is performed smoothly.

The guide portion 27 has a guide surface 27a substantially perpendicular to the lower surface (inner wall surface) of the top cover 20. As shown in FIG. Furthermore, it has a tapered surface 27b having a predetermined angle at its tip.

A guide surface 27a of the guide portion 27 functions as a guide when the holding member 23 is movable, and a tapered surface 27b of the guide portion 27 functions as a guide when the top cover 20 is assembled.

A substrate 22 having an antenna 22b for short-range wireless communication shown in FIG. 2 has a transmitting/receiving section 31 for short-range wireless communication. A region in which the transmitting/receiving section 31, electronic elements, through holes, etc. (not shown) are not arranged is defined as a possible abutment area 40 where the abutment section 24 protruding from the lower surface 20a of the top cover 20 can be abutted. .

As shown in FIGS. 3(a) and 3(b), when the substrate 22 is in contact with the abutting portion 24, the abutting portion 24 abuts against the abuttable area 40 of the substrate 22 shown in FIG.

A gap 50 is formed between the upper surface 22a of the substrate 22 and the lower surface 20a of the top cover 20 when the abutting area 40 of the substrate 22 and the abutment portion 24 of the top cover 20 are in contact with each other. This gap 50 can prevent the lower surface of the top cover 20 from coming into contact with the transmitting/receiving section 31 on the substrate 22, an electronic element (not shown), a through hole, or the like.

As shown in FIG. 3A, in a state in which the substrate unit 6 including the substrate 22 is urged against the abutting portion 24 by the elastic member 25, the upper surface 1a of the apparatus frame 1 and the lower surface 23a of the holding member 23 are separated from each other. is provided with a gap 3 having a separation distance L4. As shown in FIG. 3B, this gap 3 is formed by an elastic member 25 so as to absorb the amount of pressure when the top cover 20 receives an external force and is pushed toward the inside of the main body of the image forming apparatus S. and the separation distance L4 are appropriately set.

A gap 3 is provided between the device frame 1 and a top cover 20 serving as an exterior cover. The gap 3 allows the board unit 6 including the board 22 having the antenna 22b for short-distance wireless communication to be placed on the device frame 1 side when the top cover 20 receives an external force and is pushed toward the inside of the main body of the image forming apparatus S. (equipment frame side).

A gap 3 is provided between the upper surface 1a of the device frame 1 and the lower surface 23a of the holding member 23 with a separation distance L4. As a result, the holding member 23 can be retracted downward in FIG. 3(a) by the separation distance L4. The separation distance L4 is set larger than the maximum amount of deformation of the top cover 20 that is assumed during physical distribution and user use.

A retainer 34 is provided on the lower surface 23a of the holding member 23 so as to protrude therefrom. The retention member 34 is inserted through the through hole 1b provided in the device frame 1, and the claw portion provided at the tip is engaged with the lower surface 1c of the device frame 1, and the holding member 23 is biased by the elastic member 25. Make a stop.

The retainer 34 prevents the retaining member 23 from popping out when the top cover 20 is not attached and the retaining member 23 is biased in the direction of arrow Z in FIG. It has the function of regulating By having the retaining portion 34, the top cover 20 can be easily assembled after the elastic member 25 and the holding member 23 are assembled to the device frame 1. As shown in FIG.

<Escape operation>
Next, with reference to FIGS. 3(a) and 3(b), the retraction operation of the substrate 22 and the holding member 23 when an external force acts on the top cover 20 in this embodiment will be described.

FIG. 3(a) shows a cross-sectional view taken along arrow A in FIG. 1 when no external force is applied to the top cover 20. FIG. 3(b) shows a state in which an external force is applied to the top cover 20 in the direction of arrow K in FIG. 2 shows a Y cross-sectional view viewed from .

As shown in FIG. 3(a), the state in which no external force is applied to the top cover 20 is as follows. The substrate 22 held by the holding member 23 is urged in the direction of arrow Z in FIG. As a result, the abuttable region 40 is held in a state of abutting against the abutting portion 24 of the top cover 20. - 特許庁

The user applies an external force in the direction of arrow K in FIG. 1 to the top cover 20 . Then, as shown in FIG. 3B, the top cover 20 is deformed against the extension force of the elastic member 25 so that the right side of FIG. 3B is tilted in the direction of arrow K in FIG. . Following the deformation of the top cover 20, the abutting portion 24 is also displaced.

As the abutment portion 24 is displaced, the substrate 22 and the holding member 23 in contact with the abutment portion 24 are also displaced as shown in FIG. 3(b). While the holding member 23 is guided by the guide surface 27a formed by the inner wall surface of the guide portion 27 shown on the right side of FIG. 3(b), the right side of FIG. ) so as to tilt in the direction of the arrow K.

As shown in FIG. 3(a), there is a gap 3 with a separation distance L4 between the lower surface 23a of the holding member 23 and the upper surface 1a of the device frame 1. As shown in FIG. As a result, the holding member 23 can be retracted toward the apparatus frame 1 (lower side in FIG. 3(b)). As a result, no external force is directly applied to the transmitting/receiving section 31 of the substrate 22 . Therefore, the substrate 22, the transmitting/receiving section 31, and the like are not damaged.

After that, when the user stops applying the external force in the direction of arrow K in FIG. a) Restore to the attitude position shown in FIG.

In this embodiment, the substrate 22 having the antenna 22b for short-range wireless communication and the holding member 23 (substrate unit 6) are separated from the lower surface 23a of the holding member 23 and the upper surface 1a of the device frame 1 by a distance of It is configured such that it can be evacuated using the gap 3 of L4. As a result, it is possible to bring the abutment portion 24 of the top cover 20 and the abuttable region 40 of the substrate 22 closer to each other until they come into contact with each other. As a result, it is possible to realize an image forming apparatus S which is superior in sensitivity to the comparative example shown in FIG. 5 and which can be prevented from being damaged by an external force.

In this embodiment, an example in which the substrate unit 6 including the substrate 22 having the antenna 22b for short-range wireless communication is arranged directly below the top cover 20 has been described. In addition, the same applies when a board unit 6 including a board 22 having an antenna 22b for short-range wireless communication is arranged between an exterior cover other than the top cover 20, for example, the right cover and the device frame 1. A similar effect can be obtained by configuring

Next, the configuration of the second embodiment of the image forming apparatus according to the present invention will be described with reference to FIGS. 1 and 4. FIG. It should be noted that components configured in the same manner as in the first embodiment are denoted by the same reference numerals, or even if the reference numerals are different, the same member names are given, and the description thereof is omitted. FIG. 4(a) is a Y cross-sectional view showing the configuration seen from the direction of arrow A in FIG. 1 in a state where no external force is acting on the exterior cover of this embodiment. FIG. 4(b) is a Y cross-sectional view showing the configuration seen from the direction of arrow A in FIG. 1 in a state where an external force acts on the exterior cover of this embodiment. Since the configuration of the substrate 22 (substrate unit) having the antenna 22b for short-range wireless communication is the same as that of the first embodiment, redundant description will be omitted.

In the first embodiment, the holding member 23 biased by the elastic member 25 holds the substrate 22 having the antenna 22b for short-range wireless communication. In this embodiment, the biasing means for biasing the substrate 22 having the antenna 22b for short-range wireless communication toward the top cover 20 (toward the exterior cover) is an elastic member 26 made of a leaf spring or the like. It is held by abutting against abutting portion 24 protruding from the lower surface 20a of the .

In this embodiment, as shown in FIG. 4A, a fixing portion 26b of an elastic member 26 serving as a biasing means is supported by a mounting portion 29 protruding from the lower surface 20a of the top cover 20. As shown in FIG. The fixing portion 26b of the elastic member 26 is supported on the lower surface 20a (inner wall surface) side of the top cover 20 on the device frame 1 side (device frame side). The elastic member 26 has a ladle-shaped cross section, and urges the lower surface 22e of the substrate 22 against the abutting portion 24 provided so as to protrude toward the lower surface 20a (inner wall surface) of the top cover 20 by means of a pressing portion 26c. It is configured.

The substrate 22 is biased in the direction of arrow Z in FIGS. The position of the substrate 22 in the direction of the arrow Z in FIGS. Determined.

The position of the substrate 22 in the width direction (horizontal direction in FIGS. 4(a) and 4(b)) and depth direction (the front side and the back side direction in FIG. 4) is regulated as follows. The substrate 22 is regulated by being guided by the guide surfaces 28a of the guide portions 28 formed on the four sides around the substrate 22 protruding toward the lower surface 20a (inner wall surface) of the top cover 20. As shown in FIG. A tapered surface 28 b of the guide portion 28 guides the elastic member 26 when the elastic member 26 is attached to the attachment portion 29 of the top cover 20 .

A gap 4 is provided between the guide surface 28 a of the guide portion 28 and the substrate 22 . The user applies an external force in the direction of arrow K in FIG. 4(b) to the top cover 20, and the right side of the top cover 20 in FIG. 4(b) tilts in the direction of arrow K in FIG. 4(b). Then, the substrate 22 held between the abutting portion 24 protruding from the lower surface 20a of the top cover 20 and the pressing portion 26c of the elastic member 26 also tilts together with the top cover 20. As shown in FIG.

The guide portion 28 has a guide surface 28a substantially perpendicular to the lower surface 20a of the top cover 20. As shown in FIG. Further, the tip has a tapered surface 28b with a predetermined angle. The guide surface 28a of the guide portion 28 functions as a guide when the substrate 22 is moved, and the tapered surface 28b of the guide portion 28 abuts against the abutting portion 24 provided by protruding the substrate 22 from the lower surface 20a of the top cover 20. It functions as a guide when touching and assembling.

When the substrate 22 is in contact with the abutting portion 24 protruding from the lower surface 20a of the top cover 20, the abutting portion 24 abuts against the abuttable area 40 shown in FIG. When the substrate 22 and the abutting portion 24 projecting from the lower surface 20a of the top cover 20 come into contact with each other, a gap 51 is formed between the upper surface 22a of the substrate 22 and the lower surface 20a of the top cover 20. As shown in FIG. This gap 51 can prevent the top cover 20 from coming into contact with the transmitting/receiving section 31 on the substrate 22, electronic elements (not shown), through holes, or the like.

In a state where the substrate 22 is urged by the elastic member 26 against the abutting portion 24 protruding from the lower surface 20a of the top cover 20, there is a gap between the upper surface 1a of the apparatus frame 1 and the lower surface 26a of the elastic member 26. A gap 5 having a separation distance L5 is provided. As shown in FIG. 4B, the gap 5 is formed when the top cover 20 serving as the exterior cover receives an external force shown in the direction of arrow K in FIG. is a gap capable of absorbing the pressing amount.

By providing the gap 5 with the separation distance L5, the substrate 22 and the elastic member 26 can be retracted to the apparatus frame 1 side by the separation distance L5 in the downward direction in FIG. The separation distance L5 of the gap 5 is set to be larger than the maximum amount of deformation of the top cover 20 that is assumed during physical distribution and user use.

<Escape operation>
Next, with reference to FIGS. 4(a) and 4(b), the retraction operation of the substrate 22 having the short-range wireless communication antenna 22b when an external force acts on the top cover 20 in this embodiment will be described. FIG. 4(a) shows a cross-sectional view taken along arrow A in FIG. 1 when no external force is applied to the top cover 20. FIG. FIG. 4(b) shows a cross-sectional view taken along the arrow A in FIG. 1 in a state where the top cover 20 is deformed by an external force acting in the direction of the arrow K in FIG.

As shown in FIG. 4(a), when no external force is applied to the top cover 20, the state is as follows. The elastic member 26 supported on the lower surface 20a side of the top cover 20 biases in the direction of the arrow Z in FIG. 4(a). Then, the abutment possible area 40 of the upper surface 22a of the substrate 22 abuts against the abutting portion 24 protruding from the lower surface 20a of the top cover 20, and is sandwiched and held.

On the other hand, as shown in FIG. 4(b), the user applies an external force in the direction of arrow K to the right side of the top cover 20 in FIG. 4(b). Then, the right side of the top cover 20 in FIG. 4(b) inclines in the direction of the arrow K.

Following the deformation of the top cover 20, the abutting portion 24 is also displaced. As shown in FIG. 4(b), the substrate 22 sandwiched between the abutment portion 24 and the elastic member 26 is also guided by the guide surface 28a of the guide portion 28 as the abutment portion 24 is displaced. It is displaced so as to be tilted integrally with the face cover 20. - 特許庁Furthermore, the elastic member 26 is also displaced integrally with the top cover 20 following the displacement of the substrate 22 .

At this time, a gap 5 having a separation distance L5 shown in FIG. Therefore, the substrate 22 and the elastic member 26 can be retracted toward the device frame 1 side. Since external force is not directly applied to the transmitting/receiving section 31 of the substrate 22, the transmitting/receiving section 31 is not damaged.

After that, when the user stops applying the external force to the top cover 20, the deformation of the top cover 20 disappears. As a result, the substrate 22 is again held by the biasing force of the elastic member 26 and is restored integrally with the top cover 20 to the position shown in FIG. 4(a).

In this embodiment, the top cover 20, the substrate 22, and the elastic member 26 are integrally retracted into the gap 5 of the separation distance L5 between the lower surface 26a of the elastic member 26 and the upper surface 1a of the device frame 1. there is As a result, it is possible to bring the top cover 20 and the substrate 22 closer to each other until they are in contact with each other, resulting in image formation having a short-range wireless communication function that is superior in sensitivity to the comparative example shown in FIG. 5 and capable of preventing damage due to external force. A device S can be realized.

In this embodiment, since the holding member 23 used in the first embodiment is not required, the size of the image forming apparatus S can be reduced with a simple configuration.

Further, in each of the above-described embodiments, an example in which the substrate 22 having the antenna 22b for short-range wireless communication is arranged directly below the top cover 20 has been described. In addition, the same configuration can be used when an exterior cover other than the top cover 20, for example, a substrate 22 having an antenna 22b for short-range wireless communication is arranged between the right cover and the device frame 1. effect can be obtained. Other configurations are similar to those of the first embodiment, and similar effects can be obtained.

S... Image forming apparatus 1... Apparatus frame 3... Gap 6... Substrate unit
20 ... top cover (exterior cover)
22 … Substrate (substrate unit)
23 ... holding member
25 … Elastic member (biasing means)

A representative configuration of the image forming apparatus according to the present invention for achieving the above object includes an exterior cover that covers the inside of the apparatus from above in the direction of gravity, and a substrate having an antenna for short-range wireless communication . a first support member arranged below the outer cover in the direction of gravity and in contact with the lower surface of the substrate in the direction of gravity to support the substrate ; a second support member disposed under the cover and supporting the substrate by contacting the lower surface of the substrate in the direction of gravity, the second support member disposed at a position facing the first support member; , provided protruding from the inner surface of the outer cover toward the lower side, and moving the substrate by contacting the end surface of the substrate supported by the first supporting member and the second supporting member in the horizontal direction. and a first regulating member for regulating the substrate, which is provided so as to protrude from the inner surface of the outer cover toward the lower side and is supported in the horizontal direction by the first supporting member and the second supporting member. A second regulating member for regulating movement of the substrate by coming into contact with the end surface, the second regulating member being arranged at a position facing the first regulating member.

Claims (6)

An image forming apparatus comprising: an apparatus frame; an exterior cover that covers the apparatus frame; and a substrate unit that is provided between the exterior cover and the apparatus frame and includes a substrate having an antenna for short-range wireless communication. There is
an urging means for urging the board unit toward the exterior cover to abut against the exterior cover;
A gap is provided between the apparatus frame and the outer cover so that the substrate unit can move toward the apparatus frame when the outer cover receives an external force and is pushed toward the inside of the main body of the image forming apparatus. An image forming apparatus characterized by comprising: The substrate unit includes a holding member that holds the substrate,
2. The image forming apparatus according to claim 1, wherein said biasing means biases said holding member. 3. The image forming apparatus according to claim 1, wherein the exterior cover has an abutting portion that protrudes toward the apparatus frame and is abutted against the board unit. 4. The image forming apparatus according to claim 3, wherein the abutting portion is provided at a position that does not come into contact with a through-hole of a circuit pattern provided on the substrate or an electronic element. 5. The image forming apparatus according to claim 1, wherein said biasing means is supported by said apparatus frame. 5. The image forming apparatus according to claim 1, wherein the biasing means is supported by a surface of the outer cover on the apparatus frame side.

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