JP2003295787A - Display device setting structure for equipment with display device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To easily align a design cover with a display device. <P>SOLUTION: Equipment with a display device is provided with a display device holder 1 for holding the display device 2, a fitting base 7 to which the holder 1 is fitted and a design cover 8 having a display window 12 for turning the picture area of the display device 2 to the outside and arranged so as to cover the holder 1. The holder 1 has a plurality of engaging claws 3 to be loosely engaged with engaging holes 9 formed on the base 7 and an elastic member 4 to be pressed to the base 7 to elastically energize the holder 1 in a separating direction from the base 7. The cover 8 has a taper pin 11 to be engaged with an engaging hole 5 formed on the holder 1 in a state fitted to a prescribed position. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display device installation structure for a device with a display device such as a printer.

[0002]

2. Description of the Related Art In a conventional printer with a display device,
A display device is installed by the structure shown in FIGS. 7 and 8. That is, as shown in FIG. 7A, after the display device 32 is set in the display device holder 31, the engaging claw 33 of the display device holder 31 is fixed to the fixing metal plate on the printer body side or the engaging slit 35 of the substrate 37. The display device holder 31 is positioned and fixed to the substrate 37 by bending the engaging claw 33 inserted into the substrate 37 on the back side of the substrate 37 as shown in FIG. There is. The substrate 37 to which the display device holder 31 is fixed is covered with a design cover 38 attached to the printer body in the final step of printer manufacturing as shown in FIG. Display panel 4 of design cover 38
0 is provided with a display window 42, and the screen area of the display device 32 is exposed from the display window 42.

[0003]

However, in such a display device installation structure, since the mounting of the display device holder 31 to the substrate 37 is a structure in which there is no room for position adjustment later, Specifically, when the design cover 38 is attached to the printer body, there is a problem that an appearance error occurs due to an assembly error or the like. For example, as shown in FIG. 9, the display window 42 of the design cover 38
Then, if the screen area 43 of the display device 32 is misaligned, a poor appearance may occur.

SUMMARY OF THE INVENTION It is an object of the present invention to solve the above problems and provide a display device installation structure of a device with a display device in which the design cover and the display device can be easily aligned with each other.

[0005]

According to a first aspect of the present invention, there is provided a display device installation structure for a device with a display device, a display device holder holding the display device, a plate member to which the display device holder is attached, and a display device. In a device with a display device having a display window that exposes the screen area of the display device to the outside, and the display device holder is a member formed on the plate member. A plurality of engaging claws that are loosely fitted into the dowel and engage with each other; and an elastic member that is pressed against the plate member and elastically biases the display device holder in a direction away from the plate member; It may have a positioning engaging portion that engages with a positioning engaged portion formed on the display device holder in a state of being attached at a predetermined position. .

According to a second aspect of the present invention, in the display device installation structure for a device with a display device according to the first aspect, the plate member has an engagement hole for engaging a mounting pin formed on the design cover. I am trying.

According to a third aspect of the present invention, in the display device installation structure for a device with a display device according to the first or second aspect, the positioning engaged portion of the display device holder is an engagement hole, and the design cover is provided. The positioning engaging portion is a taper pin that engages with the engaging hole.

According to a fourth aspect of the present invention, in the display device installation structure of the device with a display device according to the first or second aspect, the positioning engaged portion of the display device holder is a tapered engagement concave portion, The positioning engagement portion of the design cover is an engagement protrusion that engages with the engagement recess.

According to a fifth aspect of the present invention, in the display device installation structure of the device with a display device according to any one of the first to fourth aspects, the device is a printer.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be specifically described below with reference to the drawings showing the embodiments thereof.

Embodiment 1. 1 is a drawing showing a display device holder in a printer with a display device using a display device installation structure according to Embodiment 1 of the present invention, and FIG. 1 (A) is a perspective view seen from the top side thereof.
(B) shows the perspective view seen from the back surface side, respectively. 2A to 2C show the display device holder 1
2A shows a rear view, a plan view and a right side view of FIG.

The display device holder 1 is a box-shaped body having a substantially rectangular shape in plan view, on which the display device 2 can be set on the upper surface side thereof, and the two side edges of the back surface side facing each other face downward. A pair of extending engaging claws 3 is formed. The engaging claws 3 extend from the respective sides toward the rear surface of the display device 2 and the extending engaging pieces 3a.
The engaging protrusion 3b is formed so as to protrude.

Further, a pair of elastic members 4 and 4 extending along each side are formed on each side of the back surface of the display device holder 1 where the engaging claw 3 is formed. It is formed at each position sandwiching. These elastic members 4 are composed of an elastic piece 4a obtained by cutting and raising a plate material which is a back surface member of the display device holder 1 into a substantially U shape, and a protrusion 4b provided at a free end of the elastic piece 4a. The protrusion 4b projects beyond the back surface of the display device holder 1.

Further, a pair of engaging holes 5 and 5 are formed in the peripheral portion of the display device holder 1 as positioning engaged parts. These engagement holes 5 are holes into which the taper pin 11 which is a positioning engagement portion of the design cover 8 described later engages.

Further, a plurality of design cover contact portions 6 are formed around the display device 2 on the surface of the display device holder 1. These design cover contact parts 6
Is to contact the back surface of the design cover 8 arranged above the display device 2 to secure a predetermined gap between the display device 2 and the design cover 8.

In FIG. 5A, the display device holder 1 is mounted on a mounting substrate 7 which is a plate member for mounting the display device holder of the printer body, and the display device holder 1 is further mounted.
FIG. 7 is an enlarged cross-sectional view of a main part showing an assembled state in which the upper part of FIG.

An engaging hole 9 is formed in the mounting board 7 so that the engaging claw 3 of the display device holder 1 penetrates in a loosely fitted state and is engageable with the rear surface of the mounting board 7. One pair is formed. The opening shape of the engagement hole 9 is larger than the cross-sectional shape (cross-section orthogonal to the protruding direction of the extended engagement piece 3a) of the extended engagement piece 3a of the engagement claw 3. And the engaging claw 3
When is inserted into each engagement hole 9, the engagement protrusion 3b of the engagement claw 3 is brought into a state in which it can engage with the substrate 7 at the peripheral edge of the engagement hole 9. In this state, the extended engagement piece 3a is allowed to float within the engagement hole 9 with a slight width.

The design cover 8 is a display panel 10 made of a transparent member in a portion facing the display device holder 1. On the back surface, an engaging hole 5 which is a positioning engaging portion of the display device holder 1 is provided. A pair of tapered taper pins 11 as positioning engaging portions to be engaged are provided so as to project corresponding to the engaging holes 5. A partial area of the display panel 10 is a display window 12 that exposes the screen area of the display device 2 to the outside. Furthermore, on the back surface of the design cover 8,
A plurality of positioning pins 13 for positioning the design cover 8 on the printer body are provided in a protruding manner. This positioning pin 13
Has a stepped tapered taper portion 13a at its lower end, and an engaging hole 14 for engaging the positioning pin 13 is formed in the mounting board 7.

Next, the procedure for installing the display device 2 in the first embodiment will be described with reference to FIGS.
In FIGS. 3 to 5, the elastic member 4 in the display device holder 1 is exaggerated and displayed larger than the actual size for easy understanding.

First, the engaging claws 3 of the display device holder 1 in which the display device 2 is set are inserted into the corresponding engaging holes 9 of the mounting substrate 7 as shown in FIG. At this time, the display device holder 1 is urged in the direction away from the mounting substrate 7 by the restoring force of the elastic member 4 which is pressed and deformed to the surface of the mounting substrate 7 as shown in FIG. Therefore, the engagement protrusion 3b of the engagement claw 3 engages with the back surface of the mounting substrate 7, and the display device holder 1 is temporarily fixed to the mounting substrate 7. Further, since the extended engagement piece 3a of the engagement claw 3 is loosely fitted in the engagement hole 9 of the mounting board 7, the display device holder 1 is along the surface of the mounting board 7 in this temporarily fixed state. There is some room to move in the direction. Further, since the display device holder 1 is pressed against the mounting substrate 7 via the elastic member 4, the attitude of the display device holder 1 (distance from the mounting substrate 7) has a margin for adjustment.

Under this temporarily fixed state, the positioning pin 13 of the design cover 8 is attached to the engaging hole 1 of the mounting substrate 7 as shown in FIG.
4 and the taper pin 11 of the design cover 8
Also, the design cover 8 is attached so as to engage with the engagement hole 5 of the display device holder 1.

At this time, since the lower end portion of the positioning pin 13 is formed as a tapered stepped portion 13a, the positioning pin 13 can be securely placed in the engagement hole 14 of the mounting substrate 7 even if there is some assembly error. Can be inserted into.

When the design cover 8 is pushed in,
The back surface of the design cover 8 contacts the design cover contact portion 6. As a result, the display device holder 1 is pushed toward the mounting board 7, and the engaging projection 3b of the engaging claw 3 is mounted on the mounting board 7.
The engaging state by the engaging claw 3 is released away from the back surface of the elastic member 4 and the elastic member 4 is further bent.

At this time, since the taper pin 11 is engaged with the engagement hole 5 and the display device holder 1 is also temporarily fixed to the mounting substrate 7 so that the position of the display device holder 1 can be adjusted, the display device is attached to the design cover 8. Even if the position of the holder 1 is slightly displaced, the position of the display device holder 1 is automatically adjusted with respect to the design cover 8 by the engagement. This allows
The screen area of the display device 2 set in the display device holder 1 is correctly aligned with the display window 12 of the display panel 10 in the design cover 8.

Finally, the design cover 8 is fixed to the casing of a printer (not shown) while the design cover 8 is pushed in until the step portion of the stepped taper portion 13a comes into contact with the surface of the mounting substrate 7. To be done.

In this state, the display device holder 1 is
Due to the elastic restoring force of the elastic member 4, the elastic member 4 is elastically held between the design cover 8 and the mounting substrate 7 and held in a predetermined position.

At this time, since the design cover 8 is installed at a predetermined height at which the step portion of the stepped taper portion 13a abuts the surface of the mounting substrate 7, the design cover 8 is correctly positioned.

Therefore, according to this display device installation structure, the design cover 8 and the display device 2 can be easily aligned with each other.

In particular, the positioning engaged portion of the display device holder 1 is used as the engaging hole 5, and the design cover 8 that engages with the engaging hole 5.
Since the positioning engagement portion of is the taper pin 11,
Even if there is a slight positional deviation between the display device holder 1 and the design cover 8 when the design cover 8 is assembled, the engagement hole 5
The display device holder 1 can be automatically adjusted to an appropriate position without displacement by the guide action of the taper pin 11 with respect to.

The engaging hole 14 for engaging the positioning pin 13 of the design cover 8 may be formed in a member other than the mounting substrate 7 of the printer body, but as in the first embodiment, the display device holder. By forming the engaging hole 14 in the mounting substrate 7 on which the mounting substrate 1 is mounted, the assembly error between the mounting substrate 7 and the design cover 8 can be reduced, and the display window 12 and the display device 2 of the design cover 8 can be reduced accordingly. The alignment with the screen area of can be easily performed.

In the assembled state, the contact position between the stepped portion of the taper portion 13a and the surface of the mounting substrate 7 and the back surface of the design cover 8 are prevented so that the elastic member 4 is not bent more than its flexural strength. It is necessary to consider the contact position between the and the design cover contact portion 6. Further, the projection 4b of the elastic member 4 and the design cover abutting portion 6 are in a shape capable of point contact with each other, and the postures are more stable when they are arranged as far apart as possible. Further, the rigidity of the main body portion of the display device holder 1 needs to have sufficient strength as compared with the rigidity of the elastic member 4.

Embodiment 2. FIG. 6 is an enlarged sectional view of a main part of a display device installation structure according to the second embodiment of the present invention.

In this display device installation structure, instead of the elastic member 4 in the first embodiment shown in FIGS. 1 to 5,
The elastic member 4B of the display device holder 1B is arranged so as to make point contact with the mounting substrate 7 near the center of the display device holder 1B. Further, the positioning engaged portion of the display device holder 1B is a tapered engagement concave portion 15B arranged around the outer periphery of the display device holder 1B. Furthermore, the positioning engagement portion of the design cover 8 that engages with the engagement recess 15B is the engagement protrusion 21B. Further, the design cover abutting portion 6 in the first embodiment is omitted, and the engagement protrusion 21B is brought into contact with the inner peripheral surface of the engagement recess 15B. The other configurations are the same as those in the first embodiment, and the description thereof will be omitted here.

In this display device installation structure, when the design cover 8 is attached, the engaging protrusion 21B is engaged with the engaging recess 1.
5B is inserted and pressed against the inner peripheral surface of the engaging recess 15B. As a result, the display device holder 1B is pushed toward the mounting substrate 7. At the same time, the engaging recess 15
The center of B is guided so as to move toward the center of the engaging protrusion 21B, and the design cover 8 and the display device holder 1 are guided.
Position adjustment with B is performed.

Then, in the same manner as described above, the display device holder 1B is elastically held between the design cover 8 and the mounting substrate 7 by the elastic restoring force of the elastic member 4B and is held in a predetermined position. .

In this case, even if there is a slight positional deviation between the display device holder 1B and the design cover 8 when the design cover 8 is assembled, the design cover 8 with respect to the tapered engagement recess 15B of the display device holder 1B. Engaging protrusion 21B
The display device holder 1B can be automatically adjusted to an appropriate position with no displacement by the guide action.

Such a structure is effective when the elastic member 4 has a small amount of deflection or when the display device holder 1B is a small item.

In each of the above-described embodiments, the case in which the device with a display device is a printer is shown, but the same effect can be obtained even when applied to other devices.

[0039]

According to the display device installation structure of a device with a display device according to claim 1 of the present invention, the display device holder is provided with a plurality of engagements which are loosely fitted and engaged in the engagement holes formed in the plate member. The design cover is formed on the display device holder in a state in which the claw and the elastic member that is pressed against the plate member and elastically biases the display device holder in the direction away from the plate member are attached to the design cover at a predetermined position. Since the positioning engagement portion that engages with the positioning engagement portion is provided, the design cover and the display device can be easily aligned with each other.

In the display device installation structure for a device with a display device according to claim 2 of the present invention, the plate member has an engagement hole for engaging the attachment pin formed in the design cover. The assembly error between the plate member and the design cover can be reduced, and the position of the design cover and the display device can be easily aligned accordingly.

According to a third aspect of the present invention, there is provided a display device installation structure for a device with a display device, wherein the positioning engaged portion of the display device holder is an engaging hole, and the positioning engaging portion of the design cover is the engaging member. Since it is a taper pin that engages with the dowel hole, even if there is some misalignment between the display device holder and the design cover when the design cover is assembled,
The guide device of the taper pin with respect to the engaging hole can automatically adjust the display device holder to an appropriate position without displacement.

According to a fourth aspect of the present invention, in the display device installation structure for a device with a display device, the positioning engaged portion of the display device holder is a tapered engaging recess, and the positioning engaging portion of the design cover is provided. Since the engaging projection is engaged with the engaging recess, even if there is a slight misalignment between the display device holder and the design cover when the design cover is assembled, the tapered engagement of the display device holder. The display device holder can be automatically adjusted to an appropriate position without misalignment by the guide action of the engaging projection of the design cover with respect to the fitting recess.

In the display device installation structure of the device with a display device according to claim 5 of the present invention, since the device is a printer, it is possible to easily align the design cover and the display device when installing the display device in the printer. It can be carried out.

[Brief description of drawings]

FIG. 1A is a perspective view of a display device holder in a display device installation structure according to a first embodiment of the present invention as viewed from the top side, and FIG. 1B is a perspective view as viewed from the back side.

2A to 2C are a rear view, a plan view and a right side view of the display device holder.

[FIG. 3] The first installation procedure of this display device installation structure
It is explanatory drawing which shows a process.

FIG. 4 is an explanatory diagram showing a second step of the installation procedure.

FIG. 5 is an explanatory diagram showing a third step of the installation procedure.

FIG. 6 is an enlarged sectional view of an essential part showing a display device installation structure according to a second embodiment of the present invention.

7A is a perspective view showing an example of mounting a display device holder on a substrate in a conventional example, and FIG. 7B is a perspective view of the mounting example seen from the back side of the substrate.

FIG. 8 is an exploded perspective view showing an example of attaching a design cover to a machine body in a conventional example.

FIG. 9 is an explanatory diagram of the positional shift between the screen area and the display window of the display device in the conventional example.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 display device holder, 2 display device, 3 engaging claws, 4 elastic members, 5 engaging holes, 7 mounting board, 8 design cover, 9 mounting board engaging hole, 11 taper pin, 1
2 display window, 13 fixing pin, 14 engaging hole of mounting board, 15 engaging recess, 21 engaging protrusion.

   ─────────────────────────────────────────────────── ─── Continued front page    F term (reference) 2C061 CQ05 CQ06                 2H171 FA01 FA03 GA13 GA15 HA23                       HA31 JA48 JA53 KA02 KA09                       KA10 KA22 KA23 KA25 PA06                       PA12                 4E353 AA07 AA16 BB03 CC02 CC05                       CC13 CC16 CC18 DD05 DD11                       DR04 DR12 DR27 GG21                 4E360 AA02 AB05 AB12 BA01 BB17                       BB22 BC06 BC07 EA16 EA18                       FA08 GB48 GC12                 5G435 AA17 BB01 BB11 EE02 EE06                       EE07 EE13 GG43 HH18 KK03                       LL12

Claims (5)

[Claims] 1. A display device holder that holds a display device, a plate member to which the display device holder is attached, and a display window that exposes the screen area of the display device to the outside are arranged so as to cover the display device holder. In a device with a display device including a designed cover, the display device holder includes a plurality of engagement claws that are loosely fitted and engaged in engagement holes formed in the plate member, and are pressed against the plate member. And a resilient member that resiliently biases the display device holder in a direction away from the plate member, wherein the design cover is attached at a predetermined position,
A display device installation structure for a device with a display device, comprising a positioning engaging portion that engages with a positioning engaged portion formed on the display device holder. 2. The plate member has an engagement hole for engaging a positioning pin formed on the design cover.
Display device installation structure for equipment with display device described in. 3. The positioning engaged portion of the display device holder is an engaging hole, and the positioning engaging portion of the design cover is a taper pin that engages with the engaging hole.
Alternatively, the display device installation structure of the device with a display device according to claim 2. 4. The positioning engaged portion of the display device holder is a tapered engaging recess, and the positioning engaging portion of the design cover engages with the engaging recess so that the positioning engaging portion can abut. The display device installation structure of the device with a display device according to claim 1 or 2, which is a protrusion. 5. The display device installation structure for a device with a display device according to claim 1, wherein the device is a printer.