JPH0939668A - Cushion material installing structure of roof rail - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cushion material installing structure by which a cushion material can be easily installed in a normal position of a roof rail. SOLUTION: In a roof rail 1 to be installed on a roof panel 4 of a vehicle through a cushion material 5, a circular inserting hole 13 is arranged in an installing surface 10 of a rail leg part 3 on the roof panel 4. An engaging part 14 composed of a base end part 14a having almost the same diameter with a diameter of the inserting hole 13 and a head part 14b which is formed on the tip of its base end part 14a and has a diameter larger than the base end part 14a, is arranged on the cushion material 5 so as to be opposed to the inserting hole 13. When the engaging part 14 is inserted into the inserting hole 13, the cushion material 5 can be installed on the rail leg part 3.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cushion rail attachment structure for a roof rail which is attached to a roof panel of a vehicle through a cushion material.

[0002]

2. Description of the Related Art Conventionally, as a structure for mounting a roof rail on the upper surface of a roof panel of a vehicle, a fixed type in which a rail leg portion of the roof rail is screwed is known. As shown in FIG. 4, the fixed type by screwing is such that a rubber cushion material 5 having appropriate elasticity is interposed between the rail leg portion 3 of the roof rail 1 and the roof panel 4, and then the rail leg is provided. The bolt 7, through the mounting holes 3a to 6a of the portion 3, the cushion member 5, the roof panel 4, and the reinforcement 6 arranged and fixed inside the roof panel 4.
Is inserted, and the nut 8 is tightened and fixed to the insertion end.

By the way, the cushion material 5 is interposed between the rail leg portion 3 and the roof panel 4 for the purpose of protecting the roof panel 4 and preventing water leakage from the rail mounting portion. However, conventionally
As shown in 0, the cushion material 5 was attached to the attachment surface of the rail leg portion 3 using the double-sided tape 20.

[0004]

However, in the mounting structure of the cushion material 5 by the double-sided tape 20, after the double-sided tape 20 is attached to the cushion material 5 at a few places, the double-sided tape 20 is attached to the attachment surface of the rail leg portion 3. Although it will be attached, there is a problem that it is troublesome and it is difficult to attach the rail leg portion 3 at a proper position accurately.

The present invention has been made in view of the above problems, and an object of the present invention is to provide a cushion rail mounting structure for a roof rail that allows the cushion rail to be easily mounted at a proper position. Especially.

[0006]

In order to solve the above problems, the present invention takes the following means. That is, claim 1
In the roof rail mounted on the roof panel of the vehicle through the cushion material, an insertion hole is provided in an attachment surface of the roof rail to the roof panel, and the cushion material is provided in the insertion hole facing the insertion hole. It is characterized in that an engaging portion which can be engaged is provided.

According to a second aspect of the present invention, in the roof rail cushion mounting structure according to the first aspect, the engaging portion has a base end portion having substantially the same diameter as the diameter of the insertion hole, and a base end portion of the base end portion. It is characterized by comprising a head portion having a diameter larger than that of the base end portion formed on the distal end side, and the length of the base end portion to the head portion is made to substantially match the length of the insertion hole.

According to a third aspect of the invention, in the roof rail cushion mounting structure according to the second aspect, the insertion hole is formed in a slit shape, and the width of the base end portion and the width of the insertion hole are substantially the same. It is characterized by having done.

According to the inventions of claims 1 to 3 configured as described above, by inserting the engaging portion of the cushion material into the insertion hole of the attachment surface at a stage before the roof rail is attached to the roof panel. The cushion material can be securely attached to the roof rail at a preset regular position. Further, according to the invention of claim 2, the cushion material is retained by the head of the engaging portion inserted into the insertion hole of the attachment surface, and is held at the regular position. Furthermore, claim 3
According to the invention, since the base end portion of the engaging portion is allowed to move in the longitudinal direction of the slit, it is possible to absorb the variation in processing accuracy.

[0010]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be specifically described below with reference to the drawings. FIG. 5 is a schematic perspective view showing a mounted state of the roof rail, and FIG. 6 is a schematic perspective view showing a state before the rail rail is mounted. As shown in these figures, the roof rail 1 is composed of a bar portion 2 and front and rear and middle rail leg portions 3. The rail leg portion 3 is attached to the upper surface of a roof panel 4 of an automobile through a cushion material 5 to form a roof. It is supported on the panel 4.

FIG. 3 is a perspective view showing details of the rail leg portion 3, and FIG. 4 is a sectional view taken along the line BB of FIG. 3, showing a mounting structure of the rail leg portion 3 to the roof panel 4. . As shown in the figure, the rail leg portion 3 has a rubber cushion material 5 having a proper elasticity interposed between the rail leg portion 3 and the roof panel 4, and the mounting holes 3a of the rail leg portion 3 and the cushion material 5 are inserted from above. After the bolt 7 is inserted into the mounting hole 5a, the mounting hole 4a of the roof panel 4, and the mounting hole 6a of the reinforcement 6 arranged and fixed inside the roof panel 4, the nut 8 is tightened at the insertion end portion of the roof panel. 4 is fixed on the upper surface. The screwing structure using the bolts 7 and the nuts 8 is the same as the conventional one, and is normally set at one to two places on each rail leg portion 3. Reference numeral 9 in the figure denotes a leg cover of the rail leg portion 3, which is attached to the rail leg portion 3 after the roof rail 1 is attached to the roof panel 4.

Next, the rail leg portion 3 and the roof panel 4
The mounting structure of the cushion material 5 interposed between
This will be described with reference to FIG. As shown in FIG. 3, the rail leg portion 3 is composed of a flat plate-shaped attachment surface 10, a reinforcing vertical surface 11 and a connecting portion 12 with the bar portion 2. As shown, two circular insertion holes 13 for attaching the cushion material 5 are formed separately from the attachment holes 3a through which the bolts 7 are inserted.

On the other hand, the cushion material 5 is the rail leg portion 3
The mounting surface 10 is formed in a flat plate shape having substantially the same shape as the mounting surface 10, and an engaging portion 14 serving as a mounting reference is provided on one surface of the mounting surface 10 at a position corresponding to the insertion hole 13. The engaging portion 14 has a cylindrical base end portion 14a having substantially the same diameter as the diameter of the insertion hole 13, and a head portion 14b formed on the tip end side of the base end portion 14a and having a diameter larger than that of the base end portion 14a. The length of the base end portion 14a to the head portion 14b is substantially the same as the length of the insertion hole 13. Further, the outer peripheral surface of the head portion 14b is formed into a tapered surface having a small diameter on the tip side.

Further, on the other surface of the cushion member 5, a positioning pin 15 protruding from the attachment surface 10 of the rail leg portion 3 is provided.
A boss 16 having a pin hole 16a through which the is inserted is projectingly provided. The boss 16 connects the roof rail 1 to the roof panel 4
When it is attached to the roof panel 4, the roof panel 4 is fitted with a positioning hole 4b (see FIG. 6) provided in the roof panel 4.
The mounting position of the roof rail 1 with respect to is determined, but at the same time, it serves as a mark in the mounting direction of the cushion material 5 with respect to the mounting surface 10 of the rail leg portion 3.

In the mounting structure of the cushion material 5 configured as described above, the cushion material 5 has the engaging portion 14 thereof.
Of the attachment surface 1 of the rail leg portion 3 by elastically deforming and inserting the head portion 14a thereof into the insertion hole 13 of the attachment surface 10.
0 is attached. At this time, since the positioning pin 15 of the rail leg portion 3 is simultaneously inserted into the pin hole 16a of the boss 16, the cushion material 5 attached to the attachment surface 10 is oriented.

In the cushion material 5 attached to the rail leg portions 3 in this manner, the engaging portion 14 serves as a reference for attachment, so that the cushion member 5 is securely positioned in the normal position of the attachment surface 10 in the front-rear and left-right directions. Will be installed. Then, the engaging portion 14 is inserted into the insertion hole 13 only when the head portion 14 is inserted.
Since the tapered surface of b is used, it can be easily performed, and when the head 14b has passed through the insertion hole 13, the step between the base end 14a and the head 14b, that is, the jaw is the insertion hole 13. It is locked to the hole edge of the
Since the length a is set to be substantially equal to the length of the insertion hole 13, the cushion material 5 is securely held in a state of being in close contact with the attachment surface 10.

Therefore, according to the cushion material mounting structure of this embodiment, the two engaging portions 1 having the head portion 14b having a diameter larger than that of the base end portion 14a at the tip of the cylindrical base end portion 14a.
4 and the circular insertion hole 13 are fitted to each other, the cushion member 5 is used as a reference for the rail leg portion 3 with respect to the engagement portion 14 as compared with the conventional attachment method using the double-sided tape. As a result, it can be easily attached to the regular position in a short time. In addition, in the case where the double-sided tape is used for attachment, the cushion material 5 attached to the rail leg portions 3 may be peeled off or displaced during the handling until the roof rail 1 is attached to the roof panel 5. According to this, the occurrence of such a problem can be prevented.

Next, another embodiment of the present invention will be described with reference to FIGS. In this embodiment, as shown in FIG. 7, the insertion hole 13 formed in the attachment surface 10 of the rail leg portion 3 is formed in a slit shape, and one insertion hole 13 is formed.
The longitudinal direction is the front-rear direction, and the other insertion hole 13 has the longitudinal direction the left-right direction. On the other hand, as shown in FIG. 8, the engaging portion 14 projectingly provided on the cushion material 5 is formed in a substantially rectangular column shape, and, as shown in FIGS. 9A and 9B, its base end portion 14a. Has a width substantially equal to the width of the insertion hole 13 and is free in the longitudinal direction of the insertion hole 13.

As a result, the cushion member 5 attached to the rail leg portions 3 is regulated in the front-rear direction by the one engagement portion 14 and in the left-right direction by the other engagement portion 14. Further, the head portion 14b of the engaging portion 14 is formed on a tapered surface protruding in the width direction of the insertion hole 13 and is locked to the widthwise edge of the insertion hole 13. Therefore, according to another aspect of the above-described configuration, in addition to the same operational effects as those of the above-described embodiment, the insertion hole is formed by the degree of freedom in the longitudinal direction of the insertion hole 13 formed in the slit shape. Thirteen
Therefore, it becomes possible to absorb the variation in the processing accuracy of the engaging portion 14.

In the illustrated embodiment, the case where the two engaging portions 14 are provided for attaching the cushion material 5 has been described, but the number of engaging portions 14 may be one. Alternatively, the head portion 14b of the engagement portion 14 may be omitted, and the engagement state may be maintained by utilizing the friction between the base end portion 14a and the fitting surface of the insertion hole 13. Furthermore, the engagement portion 14 according to another embodiment is also realized by changing from a prismatic shape to a cylindrical shape.

[0021]

As described in detail above, according to the inventions of claims 1 to 3, since the cushion material can be easily attached to the regular position of the roof rail, the attachment work time is shortened and the work efficiency is improved. To do. Further, when the head of the engaging portion is used to prevent the cushion from coming off, it is possible to prevent the cushioning material from peeling or shifting, and when the insertion hole is formed into a slit shape, the degree of freedom along the slit of the engaging portion allows It is possible to absorb variations in processing accuracy regarding the mounting portion.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing a cushion material mounting structure according to an embodiment of the present invention, which is a cross-section taken along line AA of FIG.

FIG. 2 is an exploded perspective view showing details of a cushion material mounting structure.

FIG. 3 is a perspective view showing details of a rail leg portion of a roof rail with a cover removed.

4 is a cross-sectional view taken along the line BB of FIG. 3, showing a mounting structure of a roof rail to a roof panel.

FIG. 5 is a schematic perspective view showing a mounted state of a roof rail.

FIG. 6 is a schematic perspective view showing a state before mounting the roof rail.

FIG. 7 is a plan view showing a cushion material mounting structure according to another embodiment of the present invention.

FIG. 8 is a perspective view showing the shape of an engaging portion according to another embodiment.

9 is a cross-sectional view of a cushion material mounting portion according to another embodiment, FIG. 9A is a cross-sectional view taken along line CC of FIG.
7B is a cross section taken along the line D-D of FIG. 7.

FIG. 10 is an explanatory view showing a conventional cushion material mounting structure.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Roof rail 3 ... Rail leg part 4 ... Roof panel 5 ... Cushion material 10 ... Attachment surface 13 ... Insertion hole 14 ... Engagement part 14a ... Base end part 14b ... Head part

Claims (3)

[Claims] 1. A roof rail mounted on a roof panel of a vehicle through a cushion material, wherein an insertion hole is formed in a mounting surface of the roof rail to the roof panel.
A structure for mounting a cushion material for a roof rail, wherein the cushion material is provided with an engaging portion facing the insertion hole and engageable with the insertion hole. 2. The roof rail cushion material mounting structure according to claim 1, wherein the engaging portion has a base end portion having substantially the same diameter as the diameter of the insertion hole and a tip end side of the base end portion. A structure for mounting a cushion material for a roof rail, comprising a head portion having a diameter larger than that of the formed base end portion, and a length of the base end portion to the head portion is substantially equal to a length of the insertion hole. 3. The roof rail cushion mounting structure according to claim 2, wherein the insertion hole is formed in a slit shape, and the width of the base end portion and the width of the insertion hole are substantially equal to each other. Cushion material mounting structure.