JPH05229346A - Molding for vehicle - Google Patents

Abstract

PURPOSE:To improve the sticking strength in the terminal part of each facing material of a molding for vehicle obtained by integrally molding a surface side facing material and a rear side facing material by a base material consisting of a hard resin material interposed between the both, and improve the appearance of the terminal part. CONSTITUTION:The terminal part 10b of a rear side facing material 8 has a recessed part 11 laid along the terminal part, and a protruding part 13 formed on the top end of an extending part 12 extended from the terminal part 10b of a surface side facing material 7 is fitted to the recessed part 11 by folding the extending part 12. Thus, the end part rear side of a base material 9 and the terminal part 10b of the rear side facing material 8 are continuously covered with the extending part 12.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle molded article in which a front skin material and a base material made of a hard resin material are integrally molded.

[0002]

2. Description of the Related Art A molded article for a vehicle such as a sunshade panel is disclosed in Japanese Utility Model Laid-Open No. 61-44340, for example, a surface layer and a cushion layer formed on a surface of a base material made of a hard panel. It is known that the front side skin material composed of and is adhered, and in such a molded article for vehicles, there is also known that the back side skin material is adhered to the back surface of the base material.

In the latter molded article for a vehicle, the end portion of the front surface skin material adhered to the surface of the base material is folded back to the back surface side of the base material and adhered to the back surface skin material, or the former molded vehicle product. In the case of molded articles for vehicles in which the back surface of the base material is not provided on the back surface of the base material, such as the article, JP-A-2-16051.
As disclosed in Japanese Patent Publication No. 6, the terminal treatment is performed by a method of bending the end portion of the base material to which the front skin material is adhered to the back surface side of the base material, folding it back, and fixing it to the back surface of the base material. Often.

[0004]

However, in a molded article for a vehicle, which has been subjected to the terminal treatment by the above-mentioned method, when the front skin material is bent to the back surface of the base material and adhered to the back surface thereof. However, or even when the end portion of the base material to which the front surface skin material is adhered is bent to the back surface side of the base material and fixed to the back surface of the base material, the peripheral portion of the base material becomes thick and the front skin There is a problem in that the folded-back portion of the material is rounded and the appearance of the vehicle molded product is deteriorated. Above all, when the end portion of the base material to which the front surface skin material is adhered is folded back to the back surface side of the base material and fixed to the back surface of the base material, a fixing force that exceeds the restoring force of the folded base material is required. Therefore, there has been a problem that the base material must be made of a material that can be used for a fixed metal object such as a tacker.

In view of the above, it is an object of the present invention to improve the appearance of the terminal portion of a molded article for vehicle obtained by integral molding.

[0006]

In order to achieve the above-mentioned object, in the solution means of the present invention according to claim 1, a front surface skin material provided on the front surface side and a base material made of a hard resin material are provided. Targeting molded articles for vehicles integrally molded, the recess formed on the back surface of the end of the base material, and the recess made of the hard resin material at the tip extending to the end of the front skin material An extending portion having a convex portion having a shape capable of being fitted, and the extending portion is folded back to the back surface side so as to cover the rear surface of the end portion of the base material, and the convex portion of the extending portion is the concave portion. It is configured to be inserted into.

The solution means of the present invention according to claim 2 is directed to a vehicle molded article in which a front skin material provided on the front surface side and a base material made of a hard resin material are integrally molded, and the above-mentioned base material is used. A backside skin material integrally bonded to the backside of the material,
A concave portion provided along the end portion of the back side skin material and recessed toward the base material, and a convex portion extending at the end portion of the front side skin material and having a tip made of the hard resin material and capable of being fitted into the concave portion And an extension portion having, wherein the extension portion is folded back to the back surface side so as to cover the end portion back surface of the base material, and the convex portion of the extension portion is fitted into the recessed portion. To do.

[0008]

With the above structure, in the present invention according to claim 1, a concave portion is provided on the back surface of the end portion of the base material, and a convex portion is provided on the tip of the extending portion extended to the end portion of the front skin material. Since the portion is fitted into the recess by folding back the extending portion, the back surface of the end portion of the base material is covered with the extending portion in series and securely joined.

According to the second aspect of the present invention, a recess is provided along the end portion of the back surface skin material and recessed toward the base material, and is provided at the tip of the extending portion extended to the end portion of the front surface skin material. Since the projected portion is fitted into the recessed portion by folding back the extending portion, the end face of the base material and the end portion of the back surface skin material are covered in a series by the extending portion and securely joined. There is.

[0010]

Embodiments of the present invention will be described below with reference to the drawings.

A sunshade panel will be described as a vehicle molded article according to an embodiment of the present invention.

(First Embodiment) FIGS. 1 and 2 show a sunshade panel A according to a first embodiment of the present invention. FIG. 1 is a perspective view of the front surface side of the sunshade panel A, and FIG. The perspective views of the back side are respectively shown.

The sunshade panel A is provided so as to be slidable in the vehicle front-rear direction inside the sunroof panel made of a transparent material provided on the roof part of the vehicle, and slides together with the sunroof panel or alone. is there. 1 and 2 on the sunshade panel A
As shown in FIG. 3, openings 3, 3 communicating with the front surface 1 to the back surface 2 are provided, and air flows in the inside and outside directions of the vehicle. In FIG. 1, reference numeral 4 is a puller provided to slide and open the sunshade panel A, reference numeral 5 in FIG. 2 is a bracket mounting seat fitted to a rail of the vehicle body, and 6 is a sunshade panel A. Is a hook for connecting the sunroof panel.

As shown in FIG. 3, the sunshade panel A is formed by integrally molding a front skin material 7, a back skin material 8 and a base material 9 made of a hard foaming resin material interposed therebetween. It is a thing. Terminal portion 10b of the back skin material 8
Is provided with a recess 11 having a rectangular cross section which is recessed toward the base material 9 side along the terminal portion 10b. Further, the end portion 10a of the front surface skin material 7 is provided with an extension portion 12 extended to the end portion 10a, and the base material 9 is provided at the tip of the extension portion 12.
A convex portion 13 having a rectangular cross section, which is made of a hard foaming resin material of the same material as, can be fitted into the concave portion 11 as described above is provided. The convex portion 1 formed on the extending portion 12 of the front skin material 7.
When the concave portion 11 provided along the terminal portion 10b of the back surface skin material 8 has a long groove shape, the concave portion 3 has a shape of 3
When 1 is curved, a plurality of projecting pieces can be formed at predetermined intervals so as to be fitted in a curved groove so that they can be formed in a line.

The extending portion 12 of the front surface skin material 7 is folded back to the back surface skin material 8 side, so that the convex portion 13 of the extending portion 12 is formed.
Is fitted into the recess 11 of the back surface skin material 8. Thereby, the terminal portion 10a and the extending portion 12 of the front surface skin material 7 are formed.
Is a state in which the end surface of the base material 9 is covered in series. In this state, the joint surface between the concave portion 11 and the convex portion 13 and the folded back portions that are in contact with each other are adhered to each other. The terminal of the extended portion 12 is not visible from the outside, and the shape of the terminal portion having an excellent appearance is obtained.

The manufacturing process of the sunshade panel A will be described below.

First, as shown in FIG. 4, the front surface skin material 7 which has been formed in advance is set on the molding surface of the lower mold 14 of the molding die, and then the glass mat 15 is placed on the front surface skin material 7, A hard foaming resin raw material 17 is supplied from above by a raw material supply gun 16. The hard foamable resin material 17 is supplied not only to the portion of the sunshade panel A on which the base material 9 is formed but also to the portion of the front surface skin material 7 where the projection 13 is provided at the tip of the extending portion 12.

Then, as shown in FIG. 5, the back side skin material 8 formed in advance is set on the forming surface of the upper die 18 in conformity with the lower die 14 and the die is closed and supplied to the lower die 14. The hard foaming resin raw material 17 is foamed and cured to form the base material 9 made of the hard foaming resin. At this time, a portion of the front surface skin material 7 set in the lower mold 14 extending from the terminal portion 10a forms an extension portion 12, and the hard foaming resin previously supplied to the extension portion 12 is formed. By the foaming and hardening of the raw material 17, the convex portion 13 is formed at a portion corresponding to the tip of the extending portion 12. Further, at the portion corresponding to the position of the convex portion 13 when the extending portion 12 is folded back so as to cover the back surface of the end portion of the base material 9, the forming surface of the upper mold 18 is made to protrude, so that the extending portion 12 is formed. A concave portion 11 into which the convex portion 13 of the extending portion 12 is fitted when the is folded back is provided.

The front surface skin material 7, the back surface skin material 8 and the base material 9 interposed therebetween are integrally molded and then demolded, and then extend further outward than the convex portion 13 of the extended portion 12. The front surface skin material 7 and the back surface skin material 8 are cut off to obtain a molded product as shown in FIG.

Then, as shown in FIG. 6, the extending portion 12 is folded back from the end portion 10a of the front surface skin material 7 in the direction of the arrow R so that the extension portion 12 covers the end portion 10b of the back surface skin material 8. The convex portion 13 fits into the concave portion 11. At that time, the extension 1
The sunshade panel A as shown in FIG. 3 can be obtained by bonding the overlapping portion of 2 and the back surface skin material 8 and the fitting portion of the convex portion 13 into the concave portion 11 respectively.

(Second Embodiment) In the sunshade panel B of the second embodiment of the present invention shown in FIG. 7, the convex portion 13a provided on the extending portion 12 of the front skin material 7 has a triangular cross section and extends. A recess 1 having a bottom length equal to the extension length of the projecting portion 12 and provided with the back surface skin material 8 depressed toward the base material 9 side.
1a has a shape into which a convex portion 13a having a triangular cross section can be fitted.

In the sunshade panel B as shown in FIG. 7, the end portion of the sunshade panel B is covered with a single layer of the front surface skin material 7, that is, the front skin material 7
Since the extended portion 12 of the above is not directly superposed on the terminal portion 10b of the back surface skin material 8, it is easy to further improve the appearance of the terminal portion.

Further, in order to obtain the sunshade panel B in the second embodiment, in the molding die shown in FIG. 5, the convex portion 13a having a triangular cross section, as shown by a chain double-dashed line in the figure, is provided on the front side. A lower mold 14a having a molding surface which is provided in the extending portion 12 of the skin material 7 and has a concave portion 11a having a triangular cross-section into which the convex portion 13a can be fitted and which is formed by recessing the base material 9 and Upper mold 18
It should be a.

Further, such a lower mold 14a and an upper mold 18
In a, since the terminal portion 10a of the front surface skin material 7 and the terminal portion 10b of the back surface skin material 8 set on the molding surface of the lower mold 14a only come into line contact with each other when the mold is closed, the hard foaming property By the foaming pressure when the resin raw material 17 becomes the base material 9 by foaming and hardening, the hard foamable resin raw material 17 can pass through the line contact portion and reach the extension portion 12 side of the front surface skin material 7. .. Therefore, it is not always necessary to supply the hard foaming resin raw material 17 to the extension portion 12 before the mold closing.

(Third Embodiment) FIG. 8 shows a third embodiment of the present invention, in which the back surface skin material 8 in the first embodiment is omitted. That is, in the third embodiment, the convex portion 13b extending from the end portion of the front surface skin material 7 and made of a hard resin material at the tip is fitted into the concave portion 11b formed on the back surface of the base material 9 made of the hard resin material. In this embodiment as well, since the end of the front skin material 7 is fitted into the recess 11b, the end cannot be seen from the outside and the appearance can be improved.

As described above, the present invention can be applied to the sunshade panel C as a molded article having no back surface side skin material.

[0027]

As described above, according to the present invention according to claim 1, a recess is provided on the back surface of the end portion of the base material, and the tip of the extending portion extended to the end portion of the front skin material. Since the convex portion provided in is fitted into the concave portion by the folding of the extending portion, the back surface of the end portion of the base material is covered in a series by the extending portion and is reliably joined, It is possible to improve the bonding strength of the end portion of the front skin material.

Further, since the end of the front surface skin material is fitted into the recess so as not to be exposed, the appearance of the end of the molded article for vehicle can be improved.

According to the second aspect of the present invention, the back surface skin material integrally bonded to the back surface of the base material, and the recessed portion provided along the end portion of the back surface skin material and recessed toward the base material, The front side skin material is provided with an extending portion that is provided at the end portion and has a convex portion made of hard resin at the tip and has a shape that can be fitted into the concave portion, and the extending portion covers the back surface of the end portion of the base material. As described above, since the convex portion of the extended portion is fitted in the concave portion, the folded terminal portion of the back surface skin material is covered by the extended portion of the front skin material, and the front skin Since the end portion of the material is fitted in the recess, the folded back end portion of the back surface skin material and the end of the front surface skin material are not visible from the outside, and the appearance is improved. Further, the present invention can improve the sticking strength of the end portion of the front surface skin material as well as the sticking strength of the end portion of the back surface skin material.

[Brief description of drawings]

FIG. 1 is a perspective view showing a front surface side of a sunshade panel according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing a back surface side of the sunshade panel.

3 is a sectional view taken along line III-III in FIG.

FIG. 4 is a cross-sectional view showing a state of supplying a hard resin raw material in the manufacturing process of the sunshade panel.

FIG. 5 is a cross-sectional view showing a state in which molding has been performed in the manufacturing process of the sunshade panel.

FIG. 6 is a cross-sectional view showing a state in which the extending portion is folded back in the manufacturing process of the sunshade panel.

FIG. 7 is a sectional view taken along line III-III in FIG. 2 of the sunshade panel according to the second embodiment.

FIG. 8 is a sectional view taken along line III-III in FIG. 2 of the sunshade panel according to the third embodiment.

[Explanation of symbols]

 A, B, C Sunshade panel 7 Front side skin material 8 Back side skin material 9 Base material 10a, 10b Terminal part 11, 11a, 11b Recessed part 12 Extended part 13, 13a, 13b Convex part 14, 14a Lower mold 18, 18a Upper mold

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁵ Identification code Internal reference number FI technical display location B29L 31:58 4F

Claims (2)

[Claims] 1. A molded article for a vehicle in which a front skin material provided on a front surface side and a base material made of a hard resin material are integrally molded, and a concave portion formed on a rear surface of an end portion of the base material. And an extending portion extending to the end portion of the front surface skin material and having at its tip a convex portion made of the hard resin material and having a shape that can be fitted into the concave portion, the extending portion being an end of the base material. A molded article for a vehicle, which is folded back to the back side so as to cover the back surface of the part, and the convex part of the extending part is fitted in the concave part. 2. A molded article for vehicles in which a front skin material provided on the front surface side and a base material made of a hard resin material are integrally molded, and a back side integrally bonded to the back surface of the base material. A skin material, a recessed portion provided along the end portion of the back surface skin material and recessed toward the base material, and extending into the end portion of the front surface skin material and having a tip made of the hard resin material and capable of being fitted into the recessed portion. An extending portion having a convex portion having a shape, the extending portion is folded back to the back surface side so as to cover the end portion rear surface of the base material, and the convex portion of the extending portion is fitted into the concave portion. Molded articles for vehicles characterized by