JP2002104095A - Decoration member mounting structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mounting structure of molding members capable of enhancing the appearance and establishing favorable characteristics in the easiness in the mounting operation and also in terms of cost. SOLUTION: The molding members 2 and 3 are equipped with bodies 13 and 14 extending in the longitudinal direction along a bumper 1 and ribs 15 and 16 abutting to the bumper 1 for making location of the molding members 2 and 3, and the side molding 2 installed straddling over the ordinary part and corner part (part with a large curvature) is provided with an extension part 18 extending from the rear surface of the body 13 toward the rear surface of the body 14 of the center molding 3 and an engaging rib 19 projecting from the center molding 3 toward the extension part 18 to make engagement therewith and restricting the gap in the longitudinal direction extending along the bumper 1 between the two members 2 and 3, and the extension part 18 is engaged with the rib 19 so as to restrict the gap in the longitudinal direction extending along the bumper 1 in the joining part 11 of the side molding 2 and center molding 3 in between.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a base material having a general portion comprising a small curvature portion or a linear portion and a large curvature portion.
The present invention relates to a structure for attaching a decorative member made of a material different from that of a base material over the large curvature portion, for example, to a structure for attaching a decorative member such as a molding to a bumper attached to a front end or a rear end of a vehicle.

[0002]

2. Description of the Related Art As a conventional mounting structure of a decorative member, for example, a decorative member of a different material such as a molding is mounted across a corner of a bumper provided at a front end and a rear end of a vehicle. ing.

FIGS. 6 and 7 show a conventional decorative member mounting structure, in which molding members 2 and 3 are mounted on the outer surface of a bumper 1 at the rear end of a vehicle.

The molding members 2 and 3 are divided into a side molding 2 disposed at a side portion and a corner portion of the vehicle and a center molding 3 provided at the center of the vehicle so as to be connected to the side molding 2. It is formed.

The side molding 2 has an elongated mounting hole 4 near the corner of the bumper 1 and an installation hole 5 provided near the front end of the vehicle, and a mounting hole 5 near the corner of the side molding 2 near the bumper 1. The protruding mounting rib 6 and a mounting rib (not shown) provided on the front end side of the vehicle are inserted and mounted.

The center mall 3 is provided with a bumper 1
The mounting ribs 9, 1 protruding from the center molding 3 toward the bumper 1 are provided in the mounting holes 8 provided in the shape of a long hole near the connecting portion 11 between the mounting hole 7 provided on the vehicle center side and the side molding 2.
0 is inserted and attached.

[0007] In addition, in the portion where the side molding 2 and the center molding 3 are connected, an end 3a of the center molding 3 on the side of the side molding 2 is provided on the outer surface, and both ends are covered with the end 2a of the side molding 2. An overlapping portion 12 concealing a gap (L2) between 2 and 3 is formed stepwise with respect to a general portion on the outer surface of the center molding 3.

[0008]

As described above, when a decorative member made of a different material is attached to a base material, a difference in linear expansion between the base material and the decorative member due to a difference in material is caused by the influence of an outside temperature or the like. Will happen. Therefore, a means for absorbing the linear expansion difference is required in consideration of expansion due to heat and the like.

Therefore, in the conventional structure, when the divided molding members 2 and 3 are mounted on the bumper 1, one of the side molding 2 and the center molding 3 is fixed to the mounting holes 5 and 7 for positioning. While attaching while
The other is attached to the mounting holes 4 and 8 formed in the shape of a long hole to allow movement due to the linear expansion difference in the longitudinal direction, and the overlapping portion 12 is provided in the continuous portion 11 so as to absorb the linear expansion difference. I have to.

However, according to the conventional structure, the overlapping portion 12 is provided in the continuous portion 11 so that the linear expansion difference can be absorbed.
Since 2 is formed stepwise on the outer surface of the center molding 3, there is a problem that the appearance deteriorates.

Further, as is clear from FIG. 7, since the side molding 2 and the center molding 3 are not assembled to each other, the positioning between the side molding 2 and the center molding 3 is performed by the bumper 1. It was decided relatively by assembling it. Therefore, after the mounting is completed, high precision is required for the component processing and mounting so that the side molding 2 and the center molding 3 do not appear to be displaced from each other, which affects the mounting workability and is disadvantageous in cost. There was a problem that it would.

Accordingly, the present invention is to provide a mounting structure for a decorative member which can be improved in appearance and advantageous in terms of mounting workability and cost.

[0013]

According to the first aspect of the present invention, a base having a general portion comprising a small curvature portion or a straight portion and a large curvature portion is provided on a base having the general portion and the large curvature portion. In the structure in which a decorative member made of a material different from that of the substrate is attached, the general portion is disposed on at least both sides of the large curvature portion with respect to the longitudinal direction of the substrate, and the decorative member extends in the longitudinal direction along the substrate. An extending main body and a positioning portion projecting from the main body toward the base material side and abutting on the base material to perform positioning of the base material and the decoration member, and the decoration member is provided as one of the general parts. And a first member disposed over the large curvature portion, and a second member connected to the first member and disposed on the other general portion.
One of the members is provided with an extended portion extending from the rear surface of the main body toward the rear surface of the other main body, and is protruded from the other side toward the extended portion, and is engaged with the extended portion to connect the two members. The present invention is characterized in that an engagement portion for regulating the longitudinal gap in the provided portion is provided.

According to a second aspect of the present invention, the positioning portion according to the first aspect is formed at a portion corresponding to a general portion of the base material.

According to a third aspect of the present invention, the first or second engaging portion is engaged with the extending portion and approaches or separates from the base member. Member and second
A claw for regulating relative movement between members is provided.

In the invention of claim 4, claims 1 to 3 are provided.
The base material according to any one of the above, wherein an insertion hole for the engaging portion is provided in a portion corresponding to the engaging portion.

[0017]

According to the first aspect of the present invention, the general portion is disposed on at least both sides of the large curvature portion with respect to the longitudinal direction of the base material, and the decorative member extends in the longitudinal direction along the base material. Since the main body includes an extending main body and a positioning portion projecting from the main body toward the base material side and abutting against the base material to position the base material and the decorative member, positioning of the decorative member with respect to the base material is performed. And the first decorative member is disposed on the other general portion while being connected to the first general member and the large curvature portion. The first member or the second member is provided with an extended portion extending from the rear surface of the main body toward the rear surface of the other main body, and is formed from the other toward the extended portion. Projecting and engaging with the extended portion to regulate the longitudinal gap between both members. Since the engaging portion is provided and the extending portion and the engaging portion are engaged with each other, a longitudinal gap extending along the base material in the continuous portion between the first member and the second member is regulated. be able to.

Therefore, the movement phenomenon of approaching or moving away from the connecting portion between the first member and the second member due to the linear expansion difference between the base member and the decorative member can be suppressed, and the appearance can be improved.

Moreover, the engagement between the extending portion and the engaging portion allows the first member and the second member to be positioned relative to each other, thereby improving the mounting workability. At the same time, the requirement for component accuracy and mounting accuracy can be reduced, and the cost can be advantageously obtained, as compared with the conventional case where mutual positioning is performed via the base material.

According to the invention described in claim 2, according to claim 1,
In addition to the effect of the above, since the positioning portion is formed in a portion corresponding to the general portion of the base member, the linear expansion difference between the base member and the decorative member is caused by the large curvature portion of the first member being bent. As a result, the relative position with respect to the base material is absorbed by the phenomenon of approaching or moving away, so that the movement phenomenon of approaching or moving away from the connecting portion of the first member and the second member can be suppressed, and the appearance is further improved. Can be.

According to the invention described in claim 3, according to claim 1 of the present invention,
Alternatively, in addition to the effect of the second aspect, the relative movement of the first member and the second member in the engaging portion engaging with the extending portion and approaching or separating from the base member is restricted. Since the claw portion is provided, the relative movement between the first member and the second member in the direction approaching or separating from the base material in the continuous portion of the first member and the second member can be restricted. .

Thus, a phenomenon in which the other member floats on the outer surface side with respect to the one member is suppressed, and the appearance can be improved.

According to the invention described in claim 4, according to claim 1,
In addition to the effects of (1) to (3), since the insertion hole of the engaging portion is provided in the portion of the base material corresponding to the engaging portion, the portion corresponding to the continuous portion of the base material is used as the general portion. Since it can be formed with the same cross-sectional shape as the corresponding portion, it can be implemented cost-effectively.

[0024]

An embodiment of the present invention will be described below in detail with reference to the drawings.

FIGS. 1 to 5 show a mounting structure of a decorative member of an automobile to which the present invention is applied. In the following embodiment, bumpers and decorative members provided at the front end and rear end of a vehicle as a base material. A mall will be described as an example.

Reference numeral 1 denotes a bumper as a base material provided at the rear end of the vehicle, and molding members 2 and 3 as decoration members are attached to the outer surface thereof.

The molding members 2 and 3 include a side molding 2 as a first member disposed across a vehicle side portion as a first general portion and a corner portion as a large curvature portion. It is formed by being divided into a center molding 3 as a second member which is continuously provided and arranged in a vehicle central portion as a second general portion.

The side molding 2 has an elongated mounting hole 4 provided near the corner of the bumper 1 and at a position off the corner, and a mounting hole 5 provided at the front end of the vehicle.
A mounting rib 6 protruding toward the bumper 1 and a mounting rib (not shown) provided at the front end of the vehicle are inserted and mounted near the corner of the side molding 2 and at a position off the corner.

The center mall 3 is provided with a bumper 1
The mounting ribs 9, 1 protruding from the center molding 3 toward the bumper 1 are provided in the mounting holes 8 provided in the shape of a long hole near the connecting portion 11 between the mounting hole 7 provided on the vehicle center side and the side molding 2.
0 is inserted and attached.

The molding members 2 and 3 are attached to main bodies 13 and 14 extending in the longitudinal direction along the bumper 1.
4, ribs 15 and 16 are formed as positioning portions that project toward the bumper 1 and abut on the bumper 1 to position the bumper 1 and the molding members 2 and 3.

In particular, in the present embodiment, the ribs 15 and 16 as positioning portions are formed only in portions corresponding to the general portions of the molding members 2 and 3, and are not formed in corner portions.

A recessed groove 17 is formed in the bumper 1 along the longitudinal direction at the position where the molding members 2 and 3 are disposed. The molding member is inserted into the recessed groove 17 by inserting the ribs 15 and 16. 2, 3 are arranged.

The side molding 2 has a body 13
An extension portion 18 is provided extending from the back surface of the center molding 3 toward the back surface of the main body 14 of the center molding 3. Then, from the rear surface of the main body 14 of the center molding 3, toward the extending portion 18, a longitudinal gap L 1 (which engages with the extending portion 18 and extends along the bumper 1 between these two members 2, 3 ( L1 <L
An engagement rib 19 is formed as an engagement portion for regulating 2).

An insertion hole 20 for the engagement rib 19 is provided in a portion of the bumper 1 corresponding to the engagement rib 19 in order to avoid interference between the engagement rib 19 and the bumper 1. . The insertion hole 20 is also formed in a long hole shape so as to allow the movement of the molding members 2 and 3 due to a difference in linear expansion between the bumper 1 and the molding members 2 and 3.

Further, the engaging rib 19 is provided with a claw 21 which engages with the extending portion 18.

According to the structure of the above embodiment, the molding members 2 and 3 as the decorative members are composed of the main bodies 13 and 14 extending in the longitudinal direction along the bumper 1 as the base material, and Since there are provided ribs 15 and 16 (positioning portions) projecting toward the bumper 1 and abutting on the bumper 1 to position the bumper 1 and the molding members 2 and 3, the molding members 2 and 3 are provided. Can be reliably positioned with respect to the bumper 1, and the molding members 2, 3
The general part (one general part) and the corner part (large curvature part)
Is divided into a side molding 2 (first member) that is arranged across the center molding and a center molding 3 (second member) that is provided in the general part (the other general part) to be connected to the side molding 2. The side molding 2 is provided with an extending portion 18 extending from the back surface of the main body 13 toward the back surface of the main body 14 of the center molding 3, and projects from the back surface of the main body 14 of the center molding 3 toward the extending portion 18. An engagement rib 19 (engaging portion) is provided, which engages with the extending portion 18 and regulates a longitudinal gap extending along the bumper 1 between the two members 2 and 3. And the engagement rib 19, it is possible to regulate a longitudinal gap extending along the bumper 1 in the continuous portion 11 between the side molding 2 and the center molding 3.

Therefore, the movement phenomenon of approaching or moving away from the connecting portion 11 of the side molding 2 and the center molding 3 due to the linear expansion difference between the bumper 1 and the molding members 2 and 3 can be suppressed, and the appearance can be improved. .

Moreover, the engagement between the extending portion 18 and the engaging rib 19 enables the side molding 2 and the center molding 3 to be positioned relative to each other, thereby improving the mounting workability. In addition to the above, it is possible to suppress the demand for component accuracy and mounting accuracy as compared with the conventional case where mutual positioning is performed via the bumper 1, and it is possible to obtain an advantage in terms of cost.

In particular, in the present embodiment, in addition to the above effects, the ribs 15 and 16 are formed in a portion corresponding to a general portion of the bumper 1 and are not formed in a corner portion. And the linear expansion difference between
Since the corner portion of the side molding 2 is bent and the relative position with respect to the bumper 1 approaches or separates from the bumper 1, the movement phenomenon of approaching or separating from the connecting portion 11 of the side molding 2 and the center molding 3 is absorbed. Can be suppressed, and the appearance can be further improved.

Further, the extension rib 1 is attached to the engagement rib 19.
8 is provided, the relative movement between the side molding 2 and the center molding 3 in the direction approaching or separating from the bumper 1 in the connecting portion 11 between the side molding 2 and the center molding 3 Can be regulated.

Thus, a phenomenon in which one member floats on the outer surface side with respect to the other member is suppressed, and the appearance can be improved.

Further, the engagement rib 19 of the bumper 1
Since the insertion hole 21 of the engaging rib 19 is provided in a portion corresponding to the above, the portion corresponding to the connecting portion 11 of the bumper 1 can be formed in the same shape as the general portion, which is advantageous in cost. Can be implemented.

In the above embodiment, one member is defined as the side molding 2 and the other member is defined as the center molding 3.
Although an example in which the extension portion 18 is formed on the side molding 2 has been described, the extension portion 18 may be formed on the center molding 3 side.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing an embodiment of the present invention.

FIG. 2 is an exemplary perspective view showing an assembled state of the embodiment;

FIG. 3 is a sectional view taken along line AA of FIG. 2;

FIG. 4 is a sectional view taken along the line BB of FIG. 2;

FIG. 5 is a sectional view taken along the line CC of FIG. 2;

FIG. 6 is a perspective view showing a conventional assembled state.

FIG. 7 is a sectional view taken along line DD of FIG. 6;

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 bumper (base material) 2 side molding (decorative member) 3 center molding (decorative member) 11 continuous portion 13 main body (side molding) 14 main body (center molding) 15, 16 rib (positioning portion) 18 extension portion 19 Mating rib (engagement part) 20 insertion hole

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[Procedure amendment]

[Submission date] November 9, 2000 (200.11.
9)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] 0017

[Correction method] Change

[Correction contents]

[0017]

According to the first aspect of the present invention, the general portion is disposed on at least both sides of the large curvature portion with respect to the longitudinal direction of the base material, and the decorative member extends in the longitudinal direction along the base material. Since the main body includes an extending main body and a positioning portion projecting from the main body toward the base material side and abutting against the base material to position the base material and the decorative member, positioning of the decorative member with respect to the base material is performed. And the first decorative member is disposed on the other general portion while being connected to the first general member and the large curvature portion. The first member or the second member is provided with an extended portion extending from the rear surface of the main body toward the rear surface of the other main body, and is formed from the other toward the extended portion. Protruding, engaging with the extended portion,
Definitive said longitudinal setting only have <br/> because the engaging portion for regulating the gap, restricting the pre Sulfur butterfly <br/> longitudinal direction of the gap in the connecting portion between the first member and the second member can do.

[Procedure amendment 2]

[Document name to be amended] Statement

[Correction target item name] 0021

[Correction method] Change

[Correction contents]

According to the invention described in claim 3, according to claim 1 of the present invention,
Alternatively, in addition to the effect of the second aspect, the relative movement between the first member and the second member in the direction in which the engaging portion engages with the extending portion and approaches or separates from the base material. Since the claw portion is provided, the relative movement between the first member and the second member in the direction approaching or separating from the base material in the continuous portion of the first member and the second member can be restricted. . Thereby, the phenomenon that the other member floats to the outer surface side with respect to the one member is suppressed, and the appearance can be improved.

[Procedure amendment 3]

[Document name to be amended] Statement

[Correction target item name] 0027

[Correction method] Change

[Correction contents]

The molding members 2 and 3 include a side molding 2 as a first member disposed across a vehicle side portion as one general portion and a corner portion as a large curvature portion, and It is divided into a second part and a center molding 3 as a second member disposed in the center of the vehicle as the other general part.

[Procedure amendment 4]

[Document name to be amended] Statement

[Correction target item name] 0031

[Correction method] Change

[Correction contents]

In particular, in the present embodiment, the ribs 15 and 16 as positioning portions are formed only at portions corresponding to the general portion of the bumper 1 , and are not formed at corner portions.

[Procedure amendment 5]

[Document name to be amended] Statement

[Correction target item name] 0033

[Correction method] Change

[Correction contents]

The side molding 2 has a body 13
An extension portion 18 is provided extending from the back surface of the center molding 3 toward the back surface of the main body 14 of the center molding 3. Then, the rear surface of the main body 14 of the center molding 3 is engaged with the extending portion 18 toward the extending portion 18, and the two members 2 and 3 are continuously connected.
The gap L1 in the longitudinal direction in the portion 11 (L1 <L2)
An engagement rib 19 is formed as an engagement portion for regulating the pressure.

[Procedure amendment 6]

[Document name to be amended] Statement

[Correction target item name] 0035

[Correction method] Change

[Correction contents]

Furthermore, this engagement rib 19, a direction to engage the extended portion 18, to approach or separate from the bumper 1
Movement between Side Mall 2 and Center Mall 3 at
Claw portion 21 for regulating the is provided.

[Procedure amendment 7]

[Document name to be amended] Statement

[Correction target item name] 0036

[Correction method] Change

[Correction contents]

According to the structure of the above embodiment, the molding members 2 and 3 as the decorative members are composed of the main bodies 13 and 14 extending in the longitudinal direction along the bumper 1 as the base material, and Since there are provided ribs 15 and 16 (positioning portions) projecting toward the bumper 1 and abutting on the bumper 1 to position the bumper 1 and the molding members 2 and 3, the molding members 2 and 3 are provided. Can be reliably positioned with respect to the bumper 1, and the molding members 2, 3
The general part (one general part) and the corner part (large curvature part)
Is divided into a side molding 2 (first member) arranged over the center molding and a center molding 3 (second member) arranged in the general part (the other general part) connected to the side molding 2. The side molding 2 is provided with an extending portion 18 extending from the rear surface of the main body 13 toward the rear surface of the main body 14 of the center molding 3, and projects from the rear surface of the main body 14 of the center molding 3 toward the extending portion 18. is set, set the engagement ribs 19 (engaging portion) for restricting the clearance of the front Sulfur butterfly hand direction in said extension portion 18 engages both <br/> member 2, 3 of the connecting portion 11 and for that, it is possible to regulate the pre Sulfur butterfly side direction gaps in the joint portion 11 of the side molding 2 and the center mold 3.

[Procedure amendment 8]

[Document name to be amended] Statement

[Correction target item name] 0040

[Correction method] Change

[Correction contents]

Further, the extension rib 1 is attached to the engagement rib 19.
8 and engage, in a direction toward or away from the bumper 1
The relative movement between the side mall 2 and the center mall 3 is regulated.
Since it is provided a claw portion 21 for braking, for restricting the relative movement of the side molding 2 and Mall 3 in a direction approaching or away the bumper 1 in the connecting portion 11 of the side molding 2 and Mall 3 be able to.

Claims (4)

[Claims] 1. A structure in which a decorative member made of a material different from that of a base material is attached to a base material having a general portion comprising a small curvature portion or a straight portion and a large curvature portion, over the general portion and the large curvature portion. In the above, the general portion is disposed on at least both sides of the large curvature portion with respect to the longitudinal direction of the base material, and the decorative member has a main body extending in the longitudinal direction along the base material, and a projection protruding from the main body toward the base material. A positioning member for positioning the base member and the decorative member in contact with the base member, and the decorative member, a first member disposed over one of the general portion and the large curvature portion; And a second member disposed in the other general portion in a continuous manner with the first member, and formed on one of the first member and the second member from the rear surface of the main body toward the rear surface of the other main body. And an extension extending from the other end toward the extension. Is, the mounting structure of the decorative member, characterized in that a engagement portion for regulating the longitudinal gap at the joint portion of the extension portion engages both members. 2. The mounting structure according to claim 1, wherein the positioning portion is formed in a portion corresponding to a general portion of the base material. 3. A first member and a second member which are engaged with the extending portion and approach or separate from the base member.
The mounting structure for a decorative member according to claim 1 or 2, further comprising a claw for restricting relative movement between the members. 4. The decorative member according to claim 1, wherein an insertion hole of the engaging portion is provided in a portion of the base material corresponding to the engaging portion. Mounting structure.