JP2002353648A - Assembly - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an assembly in which the excessive and insufficient bent angle of a supporting projecting piece can be detected through the closing work of a lid body against a supporting frame. SOLUTION: This assembly is constituted by closing the supporting frame 1 with the lid body 3 after an object 4 to be supported is housed in the frame 1 and supporting and engaging the object 4 by and with the supporting projecting piece 1h of the peripheral supporting side edge of the frame 1. On the lid body 3, first and second control sections 3d and 3e are separately provided at the position corresponding to the piece 1h so as to control the excessive and insufficient bent angle of the supporting projecting piece 1h.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to an assembly such as an electronic component module.

[0002]

2. Description of the Related Art For example, in the case of an electronic component module such as a liquid crystal display device, as shown in FIG. 15 and FIG. The lid 13 is closed and clamped, and the support projection 14 provided on the side edge of the support frame 11 is bent at a predetermined angle to engage with the back surface of the support body 13 to stabilize the support body 13 in the support frame 11. It was configured to hold it in a static manner.

[0003]

However, in the case of the electronic component module having the above-mentioned structure, the lid 12 can be closed on the support frame 11 even if the support projection 14 is not bent during the assembly. That is, they can be assembled. For this reason, after the assembling process, it is necessary to provide a visual inspection process for detecting forgetting to bend the supporting projection or insufficient bending angle, which has been one of the factors that increase the manufacturing cost.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the problems of the above-mentioned conventional assembly, and has been made in accordance with the present invention.
According to the present invention described in (1), the supported body is accommodated in the support frame, the lid is closed with the lid, and the supported body is supported and engaged with the support protrusion provided on the supporting side edge of the peripheral edge of the support frame. A first position at a position corresponding to the support projection of the lid;
And the second regulating portion are provided apart from each other.
In this case, the restricting portion restricts insufficient bending and excessive bending of the support projection.

According to this structure, when the support projection is not bent, or is insufficiently bent or excessively bent, the lid cannot be closed on the support frame, that is, the support frame cannot be assembled. Defects can be easily detected. As a result, there is no need for a visual inspection step for detecting a bending defect of the support projection, which is required in the conventional assembly, and the manufacturing cost can be reduced.

According to the second aspect of the present invention, since the first and second restricting portions are formed on the side edges of the lid, the number of parts is reduced as much as possible. be able to.

According to the third aspect of the present invention, the support member is accommodated in the support frame, the cover is closed with a cover, and the support protrusion is provided on the support side edge of the periphery of the support frame. A T-shaped support piece having two of the support protrusions is provided on the support side edge and two first restrictors are provided at positions corresponding to the support pieces on the lid body. And a second restricting portion located between the first restricting portion and the first restricting portion. The first and second restricting portions restrict insufficient bending and excessive bending of the two support protrusions. And According to this configuration, claim 1
In the same manner as in the invention of the first aspect, the visual inspection step for detecting the bending failure of the supporting projection, which is required in the conventional assembly, is not required, so that the manufacturing cost can be reduced and the T-shaped supporting piece is formed. Since two supporting projections are provided, the supported body can be more stably held on the supporting frame.

In the invention described in claim 4, a pressing portion is provided at the tip between the first and second regulating portions of the lid,
When the support projection is bent, the support projection is engaged with the pressing portion to integrate the support frame, the supported member, and the lid. According to this configuration, in the assembled product, the support frame, the supported member, and the lid can be more stably integrated.

Further, in the invention described in claim 5, an abutting portion is provided to be inclined on the inner surface of the lid near the support projection, and the lid is closed by the support frame when the lid is closed to the support frame. The contact portion is brought into contact with the support protrusion to bend the support protrusion. According to this configuration, when the lid is pressed against the support frame so as to close the lid, the contact portion is brought into contact with the support projection along with the lid closing operation, and the support projection is automatically bent. The support can be pressed. Therefore, it is possible to provide an assembled product whose assembling operation is simpler. As described in claims 6 and 7, the supported member is an electronic component such as a liquid crystal module.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings. <First Embodiment> FIG. 1 is an exploded perspective view of an embodiment in which the assembled product according to the present invention is applied to a liquid crystal display device. In this figure, reference numeral 1 denotes a support frame formed by processing a thin metal plate such as a tin plate into a quadrangular frame body having a large opening 2 at the center and leaving only an outer peripheral portion. Are provided with supporting side edges 1a to 1d bent at right angles at the rear. In particular, the supporting side edge 1d of one of the short sides is provided with a defective portion 1e so as to leave a tongue-like supporting projection 1h at one end in the longitudinal direction.
The supporting projection 1h is left behind the vertical portion 1f of the defective portion 1e so as to extend along the parallel side 1g.

Reference numeral 3 denotes a lid formed of a thin metal plate such as a tin plate similarly to the above-mentioned support frame 1 and formed in a quadrilateral shape. The three sides except one of the short sides are respectively bent forward at right angles. The supporting side edges 3a to 3c are formed. On the remaining short side, a first regulating side edge 3d and a second regulating side edge 3e separated by a cutout 3f are provided to be bent forward at right angles. These first and second regulating side edges 3
d and 3e form one embodiment of a restricting portion for restricting the bending angle of the supporting projection 1h, and the first restricting side edge 3d is formed at one end in the longitudinal direction of the remaining short side. The length in the longitudinal direction is shorter than the second regulating side edge 3e, and the length in the front-rear direction is longer than the second regulating side edge 3e.

When the support frame 1 is closed with the cover 3 in the dimensional relationship with the support frame 1, the support side edges 3 a, 3 b and 3 c of the cover 3 are connected to the support frame 1. One supporting side edge 1a, 1b, and 1c covers the outside, and the supporting side edge 1d of the supporting frame 1 has a dimensional relationship so as to cover the second regulating side edge 3e of the lid 3 from the outside.

Reference numeral 4 denotes an electronic component as a supported member sandwiched between the support frame 1 and the lid 3. In the present invention, a liquid crystal display element, a light source, a light guide plate as an optical member, a diffusion plate, It is composed of a liquid crystal display module composed of a polarizing plate, a reflector and the like. The liquid crystal display module is sandwiched between the support frame 1 and the lid 3 so that the viewing surface side faces the opening 2 of the support frame 1.

FIGS. 3, 5 and 8 show the supporting projection 1h.
FIG. 4 is a diagram showing the relationship between the caulking angle and the first regulating side edge 3d. In these figures, the gap between the support frame 1 and the lid 3 is 0.1 mm, the length of the support projection 1h is 5 mm, and the first Regulation side edge 3
The distance between d and the second regulation side edge 3e is 1.1 mm, and the thickness of both regulation side edges 3d and 3e is 0.3 mm. FIG. 3 shows that when the bending angle is 17 ° or more and less than 75 °, the supporting projection 1h does not engage with any of the two regulating side edges 3d and 3e. In this case, a perspective view of a state in which the electronic component 4 is sandwiched between the support frame 1 and the lid 3 and the lid is closed is shown.

FIG. 5 shows that the bending angle of the support projection 1h is 1
If the angle is less than 7 °, it indicates that the support protrusion 1h is engaged with the first regulating side edge 3d, and FIG. 4 shows the electronic component 4 placed on the support frame 1 in this case. Even if the lid 3 is to be closed by the lid 3, the support projection 1h is not covered by the first regulating
And the lid cannot be closed by engaging with.

FIG. 6 shows that even if the support frame 1h is to be closed with the lid 3 without caulking the support projection 1h, that is, without bending, the first restricting side edge 3d is not supported by the support projection 1h. 1h shows a state in which the lid cannot be closed. FIG. 8 shows that when the bending angle of the support protrusion 1h is 75 ° or more, the support protrusion 1h is engaged with the second regulating side edge 3e, and FIG. In this case, even if the electronic component 4 is placed on the support frame 1 and the lid 3 is to be closed, the support projection 1h is engaged with the second regulating side edge 3e and the lid cannot be closed. .

In the above configuration, the process of assembling the electronic component module of the present invention is performed as follows. That is, the electronic component 4 is inserted and arranged in the support frame 1, and in this state, the support protrusion 1 h of the support frame 1 is set to 75 ° at 17 ° or more.
The electronic component 4 is locked to the support frame 1 by bending the electronic component 4 within the range of °°.
Are screwed into small holes 5,... Provided in the lid 3, and fixed.

In the present embodiment, as is apparent from FIGS. 5 and 8, the support projection 1h is left unsewn, insufficiently bent,
Alternatively, excessive bending can be detected when the electronic component 4 is assembled by holding the electronic component 4 between the support frame 1 and the lid 3.
Therefore, there is no need to forget the caulking of the support protrusion 1h and to provide a step of visually inspecting the bending angle, so that the manufacturing cost can be reduced.

In the electronic component module of the present invention, the cover 3 is closed and assembled after the caulking of the support projection 1h of the support frame 1 for fixing the electronic component 4 is bent to an appropriate position. If the cover 3 is not removed, the electronic component 4 cannot be removed from the support frame 1 and the electronic component 4 cannot be disassembled. Therefore, an effect of preventing a remodeling action due to disassembly of the electronic component can be expected.

<Second Embodiment> FIG. 9 shows a second embodiment in which the electronic module according to the present invention is applied to a liquid crystal display device.
1 shows an exploded perspective view of the embodiment. As is apparent from this figure, in the present embodiment, a tongue-like extending left and right in the longitudinal direction of the supporting side edges 1c and 1d is provided at one end of each of the left and right supporting side edges 1c and 1d of the supporting frame 1. It has T-shaped support pieces 1i and 11 having support projections 1j, 1k, 1m and 1n.

The positional relationship between the support pieces 1i and 11 is such that the support piece 1i is located at the upper end of the support side edge 1c and the support piece 1l is located at the lower end of the support side edge 1d. . on the other hand,
The lid 3 is vertically positioned on the left short side in the longitudinal direction.
Two side edges are provided, the upper and lower two are defined as first regulating side edges 3g and 3h, and the central side edge is defined as a second regulating side edge 3i. Regulation side edge 3g
Between 3h and 3h. The positions of the second restricting side edge 3i and the two defective portions 3j and 3k are formed at positions corresponding to the support pieces 11 of the support frame 1. Further, the length in the forward direction of both the first regulating side edges is formed longer than the length of the second regulating side edges as in the first embodiment.

Although not shown in the drawing, the second regulating side edge and the two missing portions correspond to the short side on the right side of the lid 3 at a position corresponding to the supporting piece 1i of the supporting frame 1. Are provided, two first regulating side edges, one second regulating side edge, and two defective portions located therebetween. In this embodiment, when the supporting projections 1j, 1k, 1m, and 1n of the supporting pieces 1i and 1l are not bent or the bending angle is set to less than 17 °, the supporting projections are the first of the lid 3. The lid 3 cannot be closed on the support frame 1 by engaging with the regulating side edges 3g and 3h. In addition, support projection 1
When j, 1k, 1m, and 1n are excessively bent with a bending angle of 75 ° or more, the supporting protrusions 1j, 1k, and 1m,
1n is engaged with the second regulating side edge 3i, and the lid 3 cannot be closed by the support frame 1.

However, the support projections 1j, 1k and 1
When the bending angle of m and 1n is 17 ° or more and less than 75 °, the supporting projections 1j, 1k and 1m and 1n may be any one of the first regulating side edges 3g and 3h and the second regulating side edge 3i. As shown in FIG. 10, the lid 3 is closed on the support frame 1 so that the electronic component 4 is held between the support frame 1 and the lid 3. In this sandwiched state, as shown in FIGS. 11 and 12, the support projections 1 m and 1 n engage with the electronic component 4, and sandwich the electronic component 4 on the support frame 1.

<Third Embodiment> FIG. 13 is a perspective view of an essential part of an electronic component module according to a third embodiment of the present invention. As is apparent from FIG.
Portion 3f between the second regulating side edge 3d and the second regulating side edge 3e
Is provided with an L-shaped stepped bent piece 3l. FIG. 13 shows a state in which the electronic component 4 is accommodated in the support frame 1 and the lid 3 is closed. In this state,
The stepped bent piece 3l has a pressing portion 3m forming a horizontal plane.
Press the back surface of the electronic component 4 with the support frame 1
The supporting projection 1h is bent so as to be engaged with the back surface of the pressing part 3m and to be engaged with the back surface of the electronic component 4 with its front end portion facing the inside of the lid 3.

As described above, in this embodiment, after the electronic component 4 is accommodated in the support frame 1 and the lid 3 is closed,
By simply bending the support projection 1h of the support frame 1 in the direction of the missing portion 3f of the lid 3, the support projection 1h is engaged with the pressing portion 3m and the back surface of the electronic component 4, and the support frame 1, the electronic component 4, and the cover The body 3 can be fixed. Therefore, in the conventional device, in order to integrate the support frame 1, the electronic component 4 and the cover 3, it is necessary to fix the support frame 1 and the cover 3 after fixing the support frame 1 and the electronic component 4. Thus, the fixing work was required twice, but in this embodiment, the support frame 1,
The electronic component 4 and the lid 3 can be integrated.

<Fourth Embodiment> FIG. 14 is a perspective view showing a main part of an electronic component module according to a fourth embodiment of the present invention. In this embodiment, in the third embodiment described above, only one piece away from the support side edge 1d having the support protrusion 1h is left behind on the back surface of the lid 3 near the defect 3f. By making a letter-shaped cut, a contact piece 3n extending in a direction perpendicular to the supporting side edge 1d is formed. The contact piece 3n is bent downward with one piece thereof as a fulcrum, and has a reinforcing groove 3o for reinforcement extending along the longitudinal direction on the back surface thereof.

By providing the contact piece 3n having such a shape, after the electronic component 4 is accommodated in the support frame 1, the support projection 1h is bent slightly inward, and the lid 3 is attached to the support frame 1. When the contact piece 3n is pressed against the support frame 1 in the direction in which the cover 3 is closed, the contact piece 3n contacts the support protrusion 1h, and the support protrusion 1h is moved along the inclined surface of the contact piece 3n. Then, the pressing portion 3m is gradually bent to be engaged with the back surface of the electronic component 4. As a result, as in the third embodiment, the support frame 1, the electronic component 4, and the lid 3 can be fixed. In this embodiment, the contact piece 3n is provided by making a cut in the lid 3.
However, the present invention is not limited to this, and the contact piece may be formed of a member different from the lid 3 and fixed to the inner surface of the lid 3.

[0028]

According to the present invention, as described above, the assembly according to the first aspect of the present invention accommodates a supported body in a support frame, closes the lid with a lid, When the supported body is supported and engaged by a support protrusion provided on a support side edge of the periphery of the support frame, the first and second restricting portions are separated from each other at a position corresponding to the support protrusion of the lid. The first and second restricting portions restrict insufficient bending and excessive bending of the support protrusion.

According to this configuration, when the supporting projection is not bent or is insufficiently bent or excessively bent,
Since the lid cannot be closed on the support frame, that is, the lid cannot be assembled, it is possible to easily detect the bending failure of the support projection. As a result, there is no need for a visual inspection step for detecting a bending defect of the support projection, which is required in the conventional assembly, and the manufacturing cost can be reduced.

Further, the assembly according to the second aspect of the present invention is configured such that the first and second restricting portions are formed on the side edge of the lid. Therefore, according to this configuration, the number of parts can be reduced as much as possible, and a low-cost assembled product can be provided.

According to a third aspect of the present invention, there is provided an assembly according to the third aspect of the present invention, wherein the support frame accommodates the supported member, is closed with a lid, and is provided on a support side edge of a peripheral edge of the support frame. A T-shaped support piece having two of the support protrusions is provided on the support side edge in a state where the supported body is engaged with the support piece by a piece, and a T-shaped support piece is provided at a position corresponding to the support piece on the lid.
Two first restricting portions and a second restricting portion located between the first restricting portions are provided separately from each other, and the first and second restricting portions cause insufficient bending and bending of the two support protrusions. It is a configuration that regulates excess.

According to this structure, the visual inspection step for detecting the bending failure of the supporting projection, which is required in the conventional assembled product, is unnecessary as in the first aspect of the present invention, and the manufacturing cost is reduced. Since the T-shaped support piece is formed and two support protrusions are provided, the supported body can be more stably held on the support frame.

According to a fourth aspect of the present invention, there is provided an assembly according to the present invention, wherein a pressing portion is provided at a tip between the first and second regulating portions of the lid, and the supporting portion is bent when the supporting projection is bent. By engaging the projecting piece with the pressing portion, the frame,
This is a configuration in which the supported body and the lid are integrated. According to this configuration, in the assembled product, the support frame, the supported member, and the lid can be more stably integrated.

Further, in the assembled product according to the present invention, an abutting portion is provided on the inner surface of the lid near the support projection so as to be inclined, and the lid is closed by the support frame. Accordingly, the contact portion is brought into contact with the support projection to bend the support projection. According to this configuration, when the lid is pressed against the support frame so as to close the lid, the contact portion is brought into contact with the support projection along with the lid closing operation, and the support projection is automatically bent. The support can be pressed. Therefore, it is possible to provide an assembled product whose assembling operation is simpler.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of an assembly according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing a state in which a cover is completely closed on the support frame in a state where a support protrusion provided on a support frame of the assembled product is bent at a predetermined angle.

FIG. 3 is an enlarged view showing a relationship between the support protrusion and first and second restricting side edges of the lid in a state where the lid is completely closed by the support frame.

FIG. 4 is a perspective view showing a state in which the cover is addressed to the support frame in a state where the support protrusion is bent at a predetermined angle or less.

FIG. 5 shows the relationship between the support protrusion and the first and second regulating side edges of the cover in a state where the cover is addressed to the support frame in a state where the support protrusion is bent at a predetermined angle less than a predetermined angle. It is an enlarged view.

FIG. 6 is a perspective view showing a state in which the cover is addressed to the support frame without bending the support protrusion.

FIG. 7 is a perspective view showing a state in which the cover is addressed to the support frame in a state where the support protrusion is bent at a larger angle than a predetermined angle.

FIG. 8 shows the relationship between the support protrusion and the first and second regulating side edges of the cover in a state where the cover is addressed to the support frame in a state where the support protrusion is bent at a larger angle than a predetermined angle. It is an enlarged view.

FIG. 9 is a perspective view showing a state in which a lid is removed from a support frame accommodating electronic components in the assembled product according to the second embodiment of the present invention.

FIG. 10 is a perspective view showing an assembled state of an assembly according to a second embodiment of the present invention.

FIG. 11 is a main part rear view showing a relationship between a support projection and an electronic component in an assembled state of an assembly according to the second embodiment.

FIG. 12 is a main part side view showing a relationship between a support projection and first and second regulating side edges in an assembled state of an assembly according to a second embodiment.

FIG. 13 is a perspective view of a main part in an assembled state of an assembly according to a third embodiment of the present invention.

FIG. 14 is a perspective view of a main part in an assembled state of an assembly according to a fourth embodiment of the present invention.

FIG. 15 is a perspective view showing a state in which the lid is closed without bending the supporting projection in the assembled state of the conventional assembled product.

FIG. 16 is a perspective view showing a state in which the lid is closed with the support projection piece appropriately bent in an assembled state of a conventional assembly.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Support frame 1h Support protrusion 1m, 1n Support protrusion 3 Lid 3d 1st regulation side edge 3g, 3h 1st regulation side edge 3e, 3i 2nd regulation side edge 4 Electronic components

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 3J001 FA12 HA04 JD08 KA05 KA19 KB06 4E360 AB12 BD03 EA11 EA21 EC16 ED06 ED08 ED28 GA06 GA53 GB01 GB04 GC03 5G435 AA17 AA19 BB12 KK02

Claims (7)

[Claims] 1. A device in which a supported body is accommodated in a support frame, the lid is closed by a lid, and the supported body is supported and engaged by a support protrusion provided on a support side edge of a peripheral edge of the support frame. First and second restricting portions are provided separately from each other at positions corresponding to the supporting protrusions on the lid, and the first and second restricting portions restrict insufficient bending and excessive bending of the supporting protrusions. An assembled product characterized by: 2. The assembly according to claim 1, wherein the first and second restricting portions are formed on side edges of the lid. 3. The apparatus according to claim 1, wherein the supported body is accommodated in a support frame, the lid is closed with a lid, and the supported body is supported and engaged by a support protrusion provided on a support side edge of a peripheral edge of the support frame. A T-shaped support piece having two of the support protrusions is provided on a support side edge, and two first restriction portions are provided between the first restriction portions at positions corresponding to the support pieces on the lid. The second regulating portions are provided separately from each other.
And an assembly in which the second restricting portion restricts insufficient bending and excessive bending of the two support protrusions. 4. A pressing portion is provided at a tip between the first and second regulating portions of the lid, and the supporting protruding piece is engaged with the pressing portion when the supporting protruding piece is bent. The assembly according to any one of claims 1 to 3, wherein the support frame, the supported body, and the lid are integrated. 5. An abutting portion is provided on the inner surface of the lid near the supporting projection, and is inclined, and the abutting portion is abutted against the supporting projection as the lid is closed on the supporting frame. The assembly according to any one of claims 1 to 4, wherein the support projection is bent by being in contact with the assembly. 6. The assembly according to claim 1, wherein the supported member is an electronic component. 7. The assembly according to claim 1, wherein the supported member is a liquid crystal display module.