JP7076261B2 - Vehicle door upper trim - Google Patents

Description

The present invention relates to an upper trim constituting an upper edge portion of a vehicle door.

The upper trim of the vehicle door extends in the front-rear direction of the vehicle and includes a trim body and a skin covering the trim body.
The trim body has a vehicle interior side wall portion and an upper wall portion, and also has a vehicle outer wall portion at least in the front portion. Therefore, at least the front part of the trim body has an inverted U-shaped cross section.

The trim body has at least an inverted U-shaped cross section at the front and has a complicated internal shape, and cannot be composed of a single injection molded product. Therefore, as disclosed in Patent Documents 1 and 2, the trim main body is configured by connecting the first core material and the second core material.
The first core material provides the vehicle interior side wall portion of the trim body, the second core material provides the vehicle outer wall portion of the trim body, and the first core material and / or the second core material is the trim body. It provides the upper wall part.

JP-A-2015-98265A Japanese Unexamined Patent Publication No. 2018-2070

In the upper trim having the above configuration, the skin is wound around the front end opening peripheral edge of the trim body, and the terminal is fixed to the inside of the trim body by welding or the like, but since the front end opening of the trim body and the skin terminal are exposed, The appearance was bad.

The present invention has been made to solve the above problems, and the upper trim constituting the upper edge of the vehicle door includes a trim main body and a skin covering the trim main body, and the trim main bodies are separate from each other. The first core material and the second core material extending in the front-rear direction of the vehicle are connected to each other. A vehicle outer wall portion is provided at least in the front portion of the trim body, and the first core material and / or the second core material provides an upper wall portion of the trim body, and further includes a cap. The cap is connected to the front end portion of the first core material by the first connecting means, is connected to the front end portion of the second core material by the second connecting means, closes the front end opening of the trim body, and is connected to the trim body. It is characterized in that it covers the terminal of the epidermis that wraps around the edge of the front end opening.

According to the above configuration, the cap closes the front end opening of the upper trim and covers the end of the epidermis that wraps around the edge of the front end opening, so that the appearance can be improved. Further, since the cap is connected to the first and second core materials by the first and second connecting means, it is possible to prevent the cap from coming off. Further, even if the first and second core materials receive a force to open in the vehicle width direction by the skin, the front ends of the first and second core materials are connected via the cap, so that the opening is suppressed or prevented. can.

Preferably, the first connecting means is formed in the first engaging hole of the first connecting wall formed at a position separated from the front end of the first core material by a predetermined distance, and is formed in the cap and protrudes rearward of the vehicle. It has a first clip that fits into the first engaging hole, and the second connecting means is a second engagement of a second connecting wall formed at a position separated from the front end of the second core material by a predetermined distance. It has a mating hole and a second clip formed in the cap and protruding rearward of the vehicle to fit into the second engaging hole.
According to the above configuration, the cap can be connected to the first core material and the second core material with a simple configuration.

Preferably, the first clip and the second clip can be reduced in width in the vertical direction by elastic deformation, and the head portion at the tip protruding vertically is engaged with the first connecting wall and the second connecting wall, respectively. The cap is prevented from coming off by being stopped, and the first clip and the second clip are not elastically deformed in the vehicle width direction, and the first engagement hole and the second engagement hole are respectively. It fits in with no play in the width direction of the vehicle.
According to the above configuration, the relative displacement in the vehicle width direction between the cap and the first and second core materials is surely prohibited, so that the opening of the front end portion of the first core material and the second core material is further increased. It can be prevented more reliably.

Preferably, a third connecting means is further provided, and the third connecting means is formed in a third engaging hole formed in either the first connecting wall or the second connecting wall, and a vehicle formed in the cap. It has a third clip that protrudes rearward and fits into the third engagement hole, and the third clip can reduce the width in the vehicle width direction by elastic deformation, and the head portion at the tip protruding in the vehicle width direction. Is locked to the first connecting wall or the second connecting wall, and the third clip is fitted in the third engaging hole without elastic deformation in the vertical direction and without play in the vertical direction. There is.
According to the above configuration, it is possible to prevent the cap from being displaced in the vertical direction with respect to the trim body, and the cap can be held more stably.

In a more specific embodiment, the first core material extends over the entire length of the upper edge portion of the vehicle door, has the vehicle interior side wall portion and the upper wall portion, and the second core material is above the door. It has a vehicle outer wall portion and a connecting portion connected to the inside of the first core material, which is arranged at the front portion of the edge portion, and the first connecting wall and the second connecting wall partially overlap each other. One of the first, second, and third engagement holes is arranged in this overlapping portion, and the one engagement hole of the first and second connecting walls is formed. A relief hole is formed in the connecting wall on the other side at a position corresponding to the one engaging hole.
According to the above configuration, since the first and second connecting walls are partially overlapped, the first and second connecting walls can be widely formed.

According to the present invention, the cap closes the front end opening of the upper trim and covers the end of the epidermis that wraps around the edge of the front end opening, so that the appearance can be improved. Further, by connecting the cap to the first and second core materials, it is possible to prevent the cap from coming off and to suppress or prevent the opening of the front end portions of the first and second core materials.

It is a schematic front view which looked at the vehicle door which incorporated the upper trim which concerns on one Embodiment of this invention from the vehicle interior side. (A) and (B) are a cross-sectional view taken along the line AA and a cross-sectional view taken along the line BB in FIG. 1, respectively. It is a perspective view which the trim main body of the upper trim is separated into the 1st core material on the vehicle interior side and the 2nd core material on the outside of a vehicle, and is seen from the front and above. It is the perspective view which looked at the front end part of the upper trim from the front, (A) shows the state just before the cap attachment, and (B) shows the state after the cap attachment. It is the figure which looked at the state before the cap attachment of the upper trim from the front. (A), (B), and (C) are views of the second core material, the first core material, and the skin as viewed from the front, respectively. (A) and (B) are perspective views of the cap as viewed from the back side (rear) in different directions. It is a perspective view from the lower side which disassembled the front part of the 1st core material and the 2nd core material. (A) is a perspective view of the state in which the second core material is assembled to the front portion of the first core material, and (B) is a state in which the cap is further attached, as viewed from below, respectively, for easy understanding. Therefore, the epidermis is omitted.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings. For ease of understanding, FIGS. 1 and 3 show the front-rear direction of the vehicle, and FIGS. 2 and 3 show the passenger compartment side and the outside of the vehicle in the vehicle width direction.
As shown in FIG. 1, the door 1 includes an upper trim 2 constituting an upper edge portion and a main trim 3 as its interior. The main trim 3 is composed of a plurality of trim portions (not shown).

As shown in FIG. 2, the upper trim 2 includes a trim body 5 extending in the front-rear direction of the vehicle and a skin 8.
As shown in FIGS. 2 and 3, the trim main body 5 includes a first core material 10 and a second core material 20 made of a resin injection molded product. The first core material 10 has a length similar to that of the upper edge portion of the door 1, the second core material 20 is shorter than the first core material 10, and is connected to the front portion of the first core material 10.

The first core material 10 integrally has an upper wall portion 11 and a passenger compartment side wall portion 12 that hangs down from the edge of the upper wall portion 11 on the vehicle interior side. The vehicle interior side wall portion 12 of the first core material 10 is attached to the panel of the door 1, but since the attachment structure thereof is not the gist of the present invention, the description thereof will be omitted.
The second core material 20 integrally has a hollow connecting portion 21 whose lower side is open and a vehicle outer wall portion 22 formed on the outer side of the vehicle of the connecting portion 21. The vehicle outer wall portion 22 becomes wider toward the front.

The upper wall portion 11, the vehicle interior side wall portion 12, and the vehicle outer wall portion 22 of the second core material 20 are provided as the upper wall portion, the vehicle interior side wall portion, and the vehicle outer wall portion of the trim body 5, respectively. Has been done.
In the present embodiment, only the front portion of the upper trim 2 projects upward from the upper edge of the door panel of the door 1, and the rear portion has a height substantially equal to the upper edge of the door panel.

As shown in FIGS. 2 and 3, in the front portion of the first core material 10, a convex portion 12a is formed on the inner surface of the vehicle interior side wall portion 12. The connecting portion 21 of the second core member 20 has a vertical wall portion 21a on the vehicle interior side, and a fixing hole 21b is formed in the lower portion of the vertical wall portion 21a.
The convex portion 12a of the first core material 10 is inserted into the fixing hole 21b of the second core material 20, and the tip portion of the convex portion 12a is melted to increase the diameter, whereby the first core material 10 and the second core material are expanded. 20 are connected.

As shown in FIG. 2, in the connected state of the first core material 10 and the second core material 20, the connecting portion 21 of the second core material 20 is arranged below the upper wall portion 11 of the first core material 10. The vehicle outer wall portion 22 extends downward from the vehicle outer edge of the upper wall portion 11.
The skin 8 covers the upper wall portion 11 and the vehicle interior side wall portion 12 of the first core material 10 at the rear portion of the trim body 5, and the upper wall portion 11 and the vehicle interior side wall portion of the first core material 10 at the front portion of the trim body 5. It covers the vehicle outer wall portion 22 of the portion 12 and the second core material 20.

As shown in FIG. 3, the front end portion 12b of the vehicle interior side wall portion 12 of the first core material 10 has a curved shape so as to advance toward the outside of the vehicle toward the front, and the upper wall portion 11 corresponds to this. The width of the front end of the car narrows toward the front. Due to the front end edge of the upper wall 11, the front end edge of the vehicle interior side wall portion 12, and the front end edge of the vehicle outer wall portion 22 of the second core material 20, the width becomes narrower toward the upper side. 4 (A) and 5) are formed.

The skin 8 wraps around the edge of the front end opening 6 of the trim body 5, and its terminal is inserted inside the trim body 5. In the present embodiment, the terminal at the front end of the skin 8 is not fixed to the trim body 5, but is held down by the cap 30 attached to the front end opening 6 as shown in FIG. 4 (B).
The cap 30 has a cap body 30a having a shape corresponding to the front end opening 6 of the trim body 5, and the cap body 30a closes the front end opening 6 and hides the terminal at the front end of the skin 8 to give an appearance. Can be improved.

Next, the structure for connecting the cap 30 to the trim body 5 will be described in detail.
As shown in FIGS. 3, 6 (B) and 8, the first core material 10 spreads orthogonally (crosses) to the front-rear direction of the vehicle at a position separated rearward by a predetermined distance from the front end edge thereof. The first connecting wall 15 is integrally formed. The first connecting wall 15 is connected to the inner surface of the front end portion 12b of the vehicle interior side wall portion 12 and is connected to the lower surface of the upper wall portion 11. The first connecting wall 15 is vertically elongated, and a first engaging hole 16 is formed in the lower portion thereof, and a third engaging hole 17 is formed in the upper portion thereof. These engaging holes 16 and 18 have a rectangular shape.

As shown in FIGS. 3, 6 (A) and 8, the second core material 20 is located behind the front end edge (front end edge of the vehicle outer wall portion 22) by a predetermined distance in the vehicle front-rear direction. The second connecting wall 25 that extends orthogonally (intersects) with the above is integrally formed. The second connecting wall 25 is connected to the front end of the connecting portion 21 and is connected to the inner surface of the vehicle outer wall portion 22. A second engaging hole 26 is formed in the second connecting wall 25, and a relief hole 27 is formed above the second engaging hole 26. The second engaging hole 26 and the relief hole 27 form a quadrangle.

As shown in FIGS. 4 (A), 5 and 9 (A), in a state where the first core material 10 and the second core material 20 are connected, the first connecting wall 15 and the first core material 10 of the first core material 10 are connected. The second connecting wall 25 of the two-core material 20 is partially overlapped so as to be substantially in contact with each other. The second engaging hole 26 is located at an intermediate height between the first engaging hole 16 and the third engaging hole 17, and is displaced outward from the first engaging hole 16 and the third engaging hole 17. is doing. The third engaging hole 17 is arranged in the overlapping region of the first connecting wall 15 and the second connecting wall 25, and the relief hole 27 is at a position corresponding to the third engaging hole 17. The relief hole 27 is larger in size than the third engaging hole 17, and its peripheral edge is separated from the peripheral edge of the third engaging hole 17.

On the other hand, as shown in FIGS. 4 (A), 7 (A), and (B), the cap 30 is integrally formed on the back surface (the surface facing the rear of the vehicle) of the cap body 30a and protrudes rearward. It has clips 31, 32, and 33.
The first clip 31 is located at the lower part of the cap body 30a near the vehicle interior, the third clip 33 is located at the upper part near the vehicle interior, and the second clip 32 is located at an intermediate height near the outside of the vehicle. .. That is, the first clip 31 is located at the position corresponding to the first engaging hole 16, the second clip 32 is located at the position corresponding to the second engaging hole 26, and the third clip 33 is located at the position corresponding to the third engaging hole 17.

As shown in FIG. 7A, the first clip 31 has a pair of elongated plate-shaped elastic pieces 31a facing each other in the vertical direction and a head portion 31b. The head portion 31b has a triangular plate shape, and its upper and lower portions project from the elastic piece 31a and are connected to the connecting piece 31a. With such a configuration, the first clip 31 can be elastically deformed in the vertical direction, and the width in the vertical direction (particularly the width of the head portion 31b) can be reduced. The width of the connecting piece 31a in the vehicle width direction is substantially equal to that of the first engaging hole 16, and the first clip 31 is not elastically deformed in the vehicle width direction.

Like the first clip 31, the second clip 32 also has a pair of elongated plate-shaped elastic pieces 32a facing in the vertical direction and a head portion 32b, which can be elastically deformed in the vertical direction. The width in the vertical direction can be reduced. The width of the connecting piece 32a in the vehicle width direction is substantially equal to that of the second engaging hole 26, and the second clip 32 is not elastically deformed in the vehicle width direction.

Like the first clip 31 and the second clip 32, the third clip 33 has a pair of elastic pieces 33a and a head portion 33b, but the orientations of these elastic pieces 33a and the head portion 33b are different by 90 °. Therefore, the third clip 33 can be elastically deformed in the vehicle width direction, but does not elastically deform in the vertical direction. The vertical width of the elastic piece 33a of the third clip 33 is substantially equal to that of the third engaging hole 17.

When the cap 30 having the above configuration is pushed into the front end opening 6 of the trim body 5, the first clip 31 fits into the first engagement hole 16 while elastically deforming, as shown in FIG. 9B, and the second clip 32 Fits into the second engaging hole 26 while elastically deforming, and the third clip 33 fits into the third engaging hole 17 while elastically deforming. In this way, the cap 30 can be connected to the trim body 5 with a simple operation. The first engaging hole 16 and the first clip 31 constitute the first connecting means M1, the second engaging hole 26 and the second clip 32 form the second connecting means M2, and the third engaging hole 17 and the first. The third connecting means M3 is configured by the three clips 33.

In the connected state of the cap 30, the head portions 31b, 32b, 33b of the clips 31, 32, 33 are locked to the connecting walls 15, 25, so that the cap 30 can be prevented from falling off from the trim body 5.

Since the first clip 31 that does not elastically deform in the vehicle width direction is fitted in the first engaging hole 16 with no play in the vehicle width direction, the relative displacement of the cap 30 and the first core material 10 in the vehicle width direction is Does not occur. Further, since the second clip 32 that does not elastically deform in the vehicle width direction is fitted in the second engaging hole 26 in a state where there is no play in the vehicle width direction, the cap 30 and the second core material 20 are relative to each other in the vehicle width direction. No displacement occurs. As a result, the vehicle interior side wall portion 12 and the vehicle outer wall portion 22 are prohibited from being displaced relative to each other in the vehicle width direction via the cap 30, and the front end portions of these wall portions 12 and 22 are pulled by the skin 8 to spread. Can be prevented.

Further, since the third clip 33, which is not elastically deformed in the vertical direction, is fitted in the third engaging hole 17 in a state where there is no vertical play, the cap 30 causes a relative displacement in the vertical direction with respect to the first core material 30. Is also forbidden. As a result, the cap 30 can be held more stably.

The relief hole 27 does not contribute to the connection of the cap 30 to the core materials 10 and 20, but allows the connection walls 15 and 25 to overlap. for that reason. The area of the connecting walls 15 and 26 can be increased and the strength thereof can be increased.

The present invention is not limited to the above embodiment, and various aspects are possible. For example, the second core material may have the same length as the first core material, and may have an outdoor wall portion over the entire length of the upper edge portion of the door.
The upper wall portion of the trim main body may be provided by the second core material, or the first core material and the second core material may be provided in half.

The third engaging hole may be formed in the second connecting wall of the second core material.
It may be the first engaging hole of the first connecting wall or the second engaging hole of the second connecting wall that is arranged in the overlapping region of the first connecting wall and the second connecting wall. good. When the second engaging hole is arranged in the overlapping region, a relief hole is formed in the first connecting wall.

The present invention can be applied to the upper trim of a vehicle door.

1 Door 2 Upper trim 5 Trim body 6 Front end opening 8 Skin 10 First core material 11 Upper wall part 12 Car interior side wall part 15 First connecting wall 16 First engaging hole 17 Third engaging hole 20 Second core material 21 Connecting part 22 Car outer wall part 25 Second connecting wall 26 Second engaging hole 27 Relief hole 30 Cap 31 First clip 32 Second clip 33 Third clip 31a, 32a, 33a Head part M1 First connecting means M2 Second Connecting means M3 Third connecting means

Claims (3)

In the upper trim that constitutes the upper edge of the vehicle door
It has a trim body and a skin that covers this trim body.
The trim body is configured by connecting a first core material and a second core material that are separated from each other and extend in the front-rear direction of the vehicle, and the first core material provides a vehicle interior side wall portion of the trim body. The second core material provides a vehicle outer wall portion at least in the front portion of the trim body, and the first core material and / or the second core material provides an upper wall portion of the trim body. Ori,
Further, a cap is provided, and the cap is connected to the front end portion of the first core material by the first connecting means, and is connected to the front end portion of the second core material by the second connecting means, and the front end opening of the trim body is opened. It covers the end of the epidermis that closes and wraps around the edge of the front end opening of the trim body .
The first connecting means is formed in the first engaging hole of the first connecting wall formed at a position separated from the front end of the first core material by a predetermined distance, and is formed in the cap and protrudes rearward of the vehicle. Has a first clip that fits into the engagement hole,
The second connecting means is formed in the second engaging hole of the second connecting wall formed at a position separated from the front end of the second core material by a predetermined distance, and is formed in the cap and protrudes to the rear of the vehicle. Has a second clip that fits into the engagement hole,
The width of the first clip and the second clip can be reduced in the vertical direction by elastic deformation, and the head portion of the tip protruding vertically is locked to the first connecting wall and the second connecting wall, respectively. As a result, the above cap is prevented from coming off.
Further, the first clip and the second clip are not elastically deformed in the vehicle width direction, and are fitted in the first engaging hole and the second engaging hole, respectively, in a state where there is no play in the vehicle width direction. Characterized vehicle door upper trim. Further, a third connecting means is provided, and the third connecting means is formed in a third engaging hole formed in either the first connecting wall or the second connecting wall, and is formed in the cap and protrudes to the rear of the vehicle. It has a third clip that fits into the third engagement hole, and
The width of the third clip in the vehicle width direction can be reduced by elastic deformation, and the head portion at the tip protruding in the vehicle width direction is locked to the first connecting wall or the second connecting wall.
The upper trim of the vehicle door according to claim 1 , wherein the third clip is not elastically deformed in the vertical direction and is fitted in the third engaging hole in a state where there is no vertical play. The first core material extends over the entire length of the upper edge portion of the vehicle door, and has the vehicle interior side wall portion and the upper wall portion.
The second core material is arranged at the front portion of the upper edge portion of the door, and has a vehicle outer wall portion and a connecting portion connected to the inside of the first core material.
The first connecting wall and the second connecting wall partially overlap each other, and one of the first, second, and third engaging holes is arranged in the overlapping portion, and the first one is arranged. The second connecting wall, wherein the connecting wall on which the one engaging hole is not formed has a relief hole formed at a position corresponding to the one engaging hole. The upper trim of the vehicle door according to 2 .

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