JP2001347836A - Interior trim material - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an interior trim material free to mold by an inexpensive molding die without using a sliding die while maintaining a temporary fitting function of an outfitting part. SOLUTION: This interior trim material is constituted at least of an interior material main body 20 made by laminating a core material 2 and a skin 3 having flexibility on the surface side of the core material and the outfitting part 21 made as a leg part 22 is inserted in a through hole 5 formed on the interior material main body 20 from the surface side and arranged, the through hole 5 of the skin 3 is formed roughly in the same shape as the through hole 5 formed on the core material 2, it is constituted constituted as an extended part 24 diametrical dimensions of which become shorter than the through hole 5 of the core material 2 is formed on a portion into which the leg part 22 of the outfitting part 21 is inserted, and the leg part 22 of the outfitting part 21 is constituted as it is formed in a projected state without having an engagement part free to temporarily fit the outfitting part 21 by resiliency of the extended part 24 by holding the extended part 24 between itself and the core material 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

TECHNICAL FIELD The present invention relates to an automobile, an aircraft,
The present invention relates to a structure of an interior material installed in a general house such as a vehicle such as a ship or a theater.

[0002]

2. Description of the Related Art FIGS. 18 and 19 show a conventional "interior material".
1 shows a structure of a door trim 1 which is an example of a door trim 1. The door trim 1 includes a core material 2 made of a synthetic resin material, a laminated board, and the like, and an olefin-based synthetic material such as a polyurethane foam having flexibility on the front side of the core material 2. An interior material main body 4 in which a skin 3 made of resin is laminated, and a “outfitting” in which a leg 6 is inserted from the front side into a through hole 5 formed in the core material 2 and the skin 3 of the interior material main body 4 and arranged. And a speaker grille 7 as a “part”. A similar technique to this technique is disclosed in Japanese Utility Model Laid-Open No. 2-84494 or Japanese Utility Model Laid-Open No. 4-22312.

As shown in FIG. 20, a locking portion 8 is formed on the leg 6 of the speaker grill 7, and when the speaker 6 is inserted from the front side of the interior material main body 4, the interior material main body 4, especially the core material 2 is engaged. The locking portion 8 is provided on the speaker grill 7.
After the temporary fixing, the door trim 1 is turned over, and a boss 10 projecting from the speaker grille 7 into the holes 9 formed, for example, at four places around the through-hole 5, is pocket-covered. 11 is fixed together with the fixing device 11 by supporting it with a screw 12 which is a fixing tool for the final fixing. The boss 10 has a prepared hole 10a for the screw 12. Reference numeral 13 denotes an armrest, reference numeral 14 denotes a pocket, and reference numeral 15 denotes an intermediate portion such as a cloth material.

[0004]

However, in such a conventional structure, the locking portion 8 becomes a so-called "undercut" because the locking portion 8 cannot be pulled out in the pulling direction of the molding die of the leg portion 6 as it is. It is not possible to mold with a mold alone,
Since a slide die must be added to the die, the cost of the die for forming the speaker grille 7 increases significantly, which causes a rise in cost.

The present invention has been made in view of such conventional problems, and can be formed by an inexpensive molding die without using a slide die while maintaining a temporary fixing function of an outfitting part. The purpose of the present invention is to provide an interior material.

[0006]

Means for Solving the Problems In order to achieve the above object, the invention according to claim 1 comprises a core material and an interior material body in which a flexible skin is laminated on the front side of the core material; In an interior material comprising at least an outfitting component in which a leg is inserted from the front side into a through hole formed in the interior material main body, the through hole in the skin is a through hole formed in the core material. And an extension portion having a diameter smaller than the through hole of the core material is formed at a portion where the leg portion of the outfitting component is inserted, and the leg portion of the outfitting component is provided with the extension. The part is sandwiched between the core material and formed into a projection having no locking part that allows the outfitting component to be temporarily fixed by the repulsive force of the extension part.

According to the first aspect of the present invention, when the leg of the outfitting part is inserted into the through hole of the core material, the extended portion of the through hole in the skin is bent but rebounded, and the leg is temporarily moved by the extended portion. It will be able to hold. That is, since the slide holding die is not required while the temporary holding function is maintained, the molding die becomes inexpensive and the manufacturing cost can be reduced.

[0008] The invention according to claim 2 comprises at least an interior material main body made of a core material and an outfitting part in which legs are inserted from the front side into through holes formed in the interior material main body and are arranged. In the interior material, a portion of the through hole formed in the interior material body into which the leg portion of the outfitting component is inserted has an extension portion having a smaller diameter dimension than a portion where the leg portion is not inserted through a thin hinge. Formed, the leg of the outfitting part, by inserting the leg, bending the thin hinge of the extension part, it was possible to temporarily fix the outfitting part by the repulsive force of the thin hinge of the extension part, It is formed in the shape of a projection having no locking portion.

According to the second aspect of the present invention, when the leg of the outfitting part is inserted into the through hole of the core material, the extension of the through hole of the core material is bent by the thin hinge, but the thin hinge remains in the original state. As a result of the restoring force returning to the above, a force for pressing the leg portion by the extension portion is generated, so that the outfitting component can be temporarily held on the interior material body. That is, since the slide holding die is not required while the temporary holding function is maintained, the molding die becomes inexpensive and the manufacturing cost can be reduced.

The invention according to claim 3 comprises at least an interior material main body made of a core material and an outfitting part in which a leg is inserted from the front side into a through hole formed in the interior material body and arranged. In the interior material, a bent support portion capable of holding the leg portion of the outfit component is formed in advance at one of the portions of the through hole formed in the interior material body into which the leg portion of the outfit component is inserted. On the other hand, an extension portion having a smaller diameter than a portion where the leg portion of the outfit component is not inserted is formed via a thin hinge, and the leg portion of the outfit component abuts on the bending support portion. Formed in a projection shape having no locking portion supported
Legs, by bending the thin hinge of the extension, the outfitting parts can be temporarily fixed by the repulsive force of the thin hinge of the extension,
And a second leg formed in a protruding shape without a locking portion.

According to the third aspect of the present invention, when the leg of the outfitting part is inserted into the through hole of the core, the first leg is inserted along the bending support portion and the second leg is formed of the core. The extension of the through hole is bent via the thin hinge, but the thin hinge of the extension rebounds and the restoring force of the thin hinge to return to the original state, the force that the extension presses the leg generates Thus, the outfitting component can be temporarily held on the interior material body. That is, since the slide holding die is not required while the temporary holding function is maintained, the molding die becomes inexpensive and the manufacturing cost can be reduced.

According to a fourth aspect of the present invention, there is provided the interior material according to any one of the first to third aspects, wherein the extension is formed in a tongue shape.

According to the fourth aspect of the present invention, in addition to the effects of any one of the first to third aspects of the present invention, since the extension portion is formed in a tongue-like shape, it is easy to insert the leg portion. And can be easily repelled.

According to a fifth aspect of the present invention, there is provided the interior material according to the first aspect, wherein the extension portion is formed by a through hole having a diameter smaller than a through hole of the core material and a foldable slit. The legs of the outfitting part are composed of bosses to which a fixing tool for final fixing can be fixed.

According to the fifth aspect of the present invention, in addition to the effect of the first aspect, the extension is a small-diameter hole and the leg of the outfitting part is a boss. When the extension part is inserted into the small-diameter hole, the extension part bends from the slit and rebounds to temporarily fix the leg part, and the final fixing can be performed by fixing the fixing part to the leg part. That is, the support for the temporary fixing and the support for the final fixing can be shared.

According to a sixth aspect of the present invention, there is provided the interior material according to any one of the second to fourth aspects, wherein the extension portion is capable of engaging with a leg portion of the outfitting part. Part is formed.

According to the sixth aspect of the invention, in addition to the effects of any one of the first to fourth aspects of the present invention, the engagement between the leg and the extension can be reliably performed by the engagement claw. .

According to a seventh aspect of the present invention, there is provided the interior material according to any one of the second to fourth aspects, wherein the extension is formed to have the same thickness as the thin hinge.

According to the seventh aspect of the invention, in addition to the effects of any of the second to fourth aspects, when the leg is inserted, the extension is bent to generate a repulsive force, and the leg is temporarily moved. I can stop it.

[0020]

1 to 4 show a first embodiment of the present invention. The same components as those in the related art are denoted by the same reference numerals, and description thereof is omitted.

Reference numeral 20 denotes an interior material body, and the interior material body 20 is made of a core material 2 made of a synthetic resin material, a laminated board, or the like.
The point that the skin 3 made of an olefin-based synthetic resin such as a flexible polyurethane foam is laminated on the front side of the core material 2 is the same as the conventional case. Reference numeral 21 denotes a speaker grill which is an “outfitting component”. A leg portion 22 is formed on the back surface of the speaker grill 21 in a projecting shape such as a boss or a rib, and does not have the conventional locking portion 8. A through hole 23 having substantially the same diameter as the through hole 5 formed in the interior material body 20 is formed in the outer skin 3, and a through hole of the core material 2 is inserted into a portion where the leg 22 of the speaker grill 21 is inserted. A tongue-shaped extension 24 whose diameter is shorter than that of the hole 5 is formed. In this state, when the leg portion 22 of the speaker grill 21 is inserted in conformity with the extension portion 24, the extension portion 24 is sandwiched between the core member 2 and the extension portion 24, as shown in FIG. Due to the repulsion force, the leg portion 22 is nipped and its position is maintained, so that the speaker grill 21 is temporarily fixed to the interior material body 20. The through hole 5 is substantially a perfect circle, but is not limited to a circular shape, and may be a square or a triangle.

Around the through hole 5 shown in FIG.
In the hole 9, a boss 10 (see FIG. 19) protruding from the speaker grill 21 is screwed together with a pocket cover 11 (see FIG. 19) as a fixing tool (see FIG. 19). (See Reference) to secure the lock.

In the first embodiment, when the leg portion 22 of the speaker grill 21 is inserted into the through hole 5 of the core member 2, the extension portion 24 of the through hole 23 of the skin 3 is bent, but the repulsive force of the extension portion 24 causes the extension. Thus, the leg 22 can be temporarily held on the interior material body 20. In other words, since the slide mold is not required for the mold for molding the leg portion 22 while the temporary holding function is maintained, the mold is inexpensive and the manufacturing cost can be reduced.
Also, since the extension portion 24 is formed in a tongue piece shape,
When the leg 22 is inserted, it can be easily bent and rebounded easily.

FIGS. 5 to 7 show a second embodiment of the present invention. The same components as those in the conventional example and the first embodiment are denoted by the same reference numerals, and description thereof is omitted.

The second embodiment differs from the first embodiment in the absence of a skin and the structure of the extension. That is, a speaker grill which is an “outfitting component” in which the interior material main body 25 made of the core material 2 and the leg portions 22 are disposed by being inserted from the front side into the through holes 5 formed in the core material 2 of the interior material main body 25 from the front side. 2
1. An extension 26 having a diameter smaller than that of the portion into which the leg 22 is not inserted is formed through a thin hinge 27 at a portion of the through hole 5 formed in the interior material body 25 where the leg 22 of the speaker grill 21 is inserted. Formed. The leg portion 22 of the speaker grill 21 can be temporarily fixed by inserting the leg portion 22 to bend the thin hinge 27 of the extension portion 26 and repelling the thin hinge 27 of the extension portion 26. It is formed in a projecting shape such as a boss or a rib having no locking portion 8.

According to the second embodiment, when the leg portion 22 of the speaker grill 21 is inserted into the through hole 5 of the core member 2, the extension 26 of the through hole 5 of the core member 2 is bent by the thin hinge 27. The restoring force of the thin hinge 27 returning to the original state generates a force for pressing the leg portion 22 by the extension portion 26, so that the speaker grill 21 can be temporarily held on the interior material body 25. That is, since the slide holding die is not required while the temporary holding function is maintained, the molding die becomes inexpensive and the manufacturing cost can be reduced.

FIGS. 8 to 10 show a third embodiment of the present invention. The same components as those in the conventional example and the first embodiment are denoted by the same reference numerals, and description thereof is omitted.

In the third embodiment, the structure around the through hole is different from that of the second embodiment. That is, the interior material main body 28 made of the core material 2 and the “outfitting parts” in which the leg portions 22 (see FIG. 6) are inserted and arranged from the front side into the rectangular through holes 29 formed in the interior material main body 28. It comprises at least a certain speaker grille 21. The speaker grill 2 is inserted into a square through hole 29 formed in the interior material body 28.
A bent support portion 30 capable of holding the leg portion 22 of the speaker grill 21 is formed in an upper portion, which is one of the portions where the one leg portion 22 is inserted, and the leg portion of the speaker grill 21 is formed on the other side. An extension 26 having a diameter smaller than that of the portion where the portion 22 is not inserted is formed through a thin hinge 27. The leg portion 22 of the speaker grill 21 includes a first leg 22 a formed in a projecting shape such as a boss or a rib having no locking portion 8 supported in contact with the bending support portion 30, and the extension portion 26. The thin hinge 27 is bent so that the speaker grill 21 can be temporarily fixed by the repulsive force of the thin hinge 27 of the extension portion 26, and is formed in a projecting shape such as a boss or rib having no locking portion 8. And a leg 22b.

According to the third embodiment, when the leg portion 22 of the speaker grill 21 is inserted into the through hole 29 of the core member 2, the first leg 22 a is inserted along the bending support portion 30 and the second leg 22 a is inserted. 22b bends the extension 26 of the through hole 29 of the core material 2 through the thin hinge 27.
6 is repelled, the restoring force of the thin hinge 27 returning to the original state generates a force for pressing the leg 22 by the extension 26, and the speaker grill 21 is temporarily attached to the interior material body 28. It will be able to hold. That is, since the slide holding die is not required while the temporary holding function is maintained, the molding die becomes inexpensive and the manufacturing cost can be reduced.

FIGS. 11 and 12 show a fourth embodiment of the present invention. The same components as those in the conventional example and the first embodiment are denoted by the same reference numerals, and description thereof is omitted.

The fourth embodiment differs from the first embodiment in that the hole into which the boss is inserted and the through hole into which the leg is inserted are the same, and the extension is formed by four sides. That is, the extension 31 formed in the skin 3 is provided with the through hole 5 of the core 2.
A "fixing tool" for permanent fastening is formed on a leg 35 of a speaker grill 34, which is formed by a through hole 32 having a smaller diameter and a slit 33 which can be folded.
A protrusion such as a boss or a rib having a pilot hole 35a to which the screw 12 can be fixed is formed.

According to the fourth embodiment, the extension 31
Is a hole 32 having a small diameter.
5 is formed as a projection such as a boss or a rib. When the leg 35 of the speaker grill 34 is inserted into the small-diameter hole 32 of the extension 31, the extension 31 bends from the slit 33 and rebounds to temporarily fix the leg 35. Then, by fixing the fixing screw 12 to the leg portion 35, the final fixing can be performed.
That is, the support for the temporary fixing and the support for the final fixing can be shared.

FIGS. 13 to 15 show a fifth embodiment of the present invention. The same components as those in the conventional example and the second embodiment are denoted by the same reference numerals, and description thereof is omitted.

The fifth embodiment differs from the second embodiment in that a locking means is formed on the extension. That is,
The extension portion 26 is formed with an engagement notch portion 36 that can be locked to the leg portion 22 of the speaker grill 34.

According to the fifth embodiment, the engagement between the leg portion 22 and the extension portion 26 can be reliably performed by the engagement claw portion 36.

FIGS. 16 and 17 show a sixth embodiment of the present invention. The same components as those in the conventional example and the second embodiment are denoted by the same reference numerals, and description thereof is omitted.

The sixth embodiment differs from the second embodiment in that the extension portions have the same plate thickness. That is, the extension 37
Are formed to have the same thickness as the thin hinge 27 and to be uniformly formed from four sides of the through hole 5.

According to the sixth embodiment, the leg 2
When 2 is inserted, the extension portion 37 is bent to generate a repulsive force, and the leg portion 22 can be temporarily fixed.

Although the present invention has been described as the door trim 1, the present invention can be similarly applied to interior materials other than the door trim 1, such as a rear parcel.

[Brief description of the drawings]

FIG. 1 is a front view of an interior material according to a first embodiment of the present invention.

FIG. 2 is a front view of a state in which fitting parts are removed from FIG.

FIG. 3 is a cross-sectional view in a disassembled state along the line III-III in FIG. 1;

FIG. 4 is a sectional view in an assembled state along the line III-III in FIG. 1;

FIG. 5 is a front view corresponding to FIG. 2 according to a second embodiment of the present invention.

FIG. 6 is an exemplary sectional view of the disassembled state along the line VI-VI in FIG. 5;

FIG. 7 is a sectional view in an assembled state along the line VI-VI of FIG. 5;

FIG. 8 is a front view corresponding to FIG. 2 according to a third embodiment of the present invention.

FIG. 9 is a sectional view taken along line IX-IX in FIG. 8;

FIG. 10 is a sectional view of the outfitting part engaged with the through hole of FIG. 9;

FIG. 11 is a sectional view corresponding to FIG. 4 according to a fourth embodiment of the present invention.

FIG. 12 is a front view according to an arrow XII in FIG. 11;

FIG. 13 is a sectional view corresponding to FIG. 6 according to a fifth embodiment of the present invention.

FIG. 14 is a front view according to an arrow XIV in FIG. 13;

FIG. 15 is a sectional view corresponding to FIG. 7 in which the fitting parts are assembled in FIG. 13;

FIG. 16 is a sectional view corresponding to FIG. 6 according to a sixth embodiment of the present invention.

17 is a front view according to the arrow XVII in FIG. 16;

FIG. 18 is a front view of an interior material according to a conventional example.

FIG. 19 is a sectional view in an assembled state along XIX-XIX in FIG. 18;

20 is a sectional view in an assembled state along XX-XX in FIG. 18;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Door trim as interior material 2 Core material 3 Skin 4,20,25,28 Interior material main body 5,23,29 Through-hole 6,22,35 Leg 7,21,34 Speaker grill as outfitting parts 9,32 hole DESCRIPTION OF SYMBOLS 10 Boss 12 Screw as fixing tool 24, 26, 31, 37 Extension 27 Thin hinge 30 Bend support 33 Slit 36 Engagement jaw

Claims (7)

[Claims] 1. An interior material body in which a core material and a flexible skin are laminated on the front side of the core material, and legs are inserted from the front side into through holes formed in the interior material body and arranged. In the interior material comprising at least the outfitting part, the through-hole in the skin is formed in substantially the same shape as the through-hole formed in the core material, and at a site where the leg of the outfitting part is inserted. An extension having a diameter smaller than that of the through hole of the core is formed. The leg of the outfitting part sandwiches the extension between the core and the outfitting part by a repulsive force of the extension. An interior material characterized in that the interior material is formed in a projection shape having no locking portion capable of temporarily fixing the protrusion. 2. An interior material comprising at least an interior material main body made of a core material and an outfitting part in which a leg is inserted from the front side into a through hole formed in the interior material main body and arranged. In the through hole formed in the interior material main body, a portion where the leg of the outfitting component is inserted is formed through a thin hinge through an extension having a diameter smaller than that of a portion where the leg is not inserted. The leg of the part is bent by inserting the leg to bend the thin hinge of the extension,
An interior material characterized in that it is formed in a protruding shape having no locking portion, wherein the outfitting component can be temporarily fixed by a repulsive force of the thin hinge of the extension portion. 3. An interior material comprising at least an interior material main body made of a core material and an outfitting part in which a leg is inserted from a front side into a through hole formed in the interior material main body and disposed. One of the parts of the through hole formed in the interior material body into which the leg of the outfitting part is inserted is formed in advance with a bending support portion capable of holding the leg of the outfitting part, and the other is provided with the outfitting part. An extension having a diameter smaller than that of the part where the leg of the component is not inserted is formed via a thin hinge, and the leg of the outfitting component is supported by being brought into contact with the bending support. A first leg formed in a projecting shape having no protrusion, and a thin hinge of the extension portion being bent so that an outfitting component can be temporarily fixed by a repulsive force of the thin hinge of the extension portion, and has no locking portion. Formed in the shape of a protrusion Interior material, characterized by comprising the further configured with two legs. 4. The interior material according to claim 1, wherein the extension is formed in a tongue shape. 5. The interior material according to claim 1, wherein the extension portion is formed by a through hole having a diameter smaller than a through hole of the core material and a foldable slit. The interior material, wherein the leg portion is formed of a boss to which a fixing device for final fixing can be fixed. 6. The interior material according to claim 2, wherein the extension portion is formed with an engagement notch that can be locked to a leg portion of the outfitting component. An interior material characterized by: 7. The interior material according to claim 2, wherein the extension is formed to be thinner than the core material.