JP3770549B2 - Mall mounting structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a mounting structure for a molding, and more particularly to a mounting structure for a molding that is attached to a resin member provided as a protector on the side of a vehicle body.
[0002]
[Prior art]
As shown in FIG. 10, conventionally, a decorative molding 102 is attached to a long resin member 101 serving as a protector provided horizontally on a vehicle body side surface 100.
Installation of such a conventional long resin member 101 and the decorative molding 102 on the vehicle body side is as follows.
(1) As shown in FIG. 11, a long resin member 101 is fixed in advance to the side of the vehicle body with a double-sided tape 103, and further fixed with a plurality of clips (not shown) at intervals in the longitudinal direction. Next, the insertion pieces 104 at both ends in the width direction of the curved decorative molding 102 are inserted into the insertion grooves 105 of the resin member 101 and attached to the resin member 101 with a double-sided tape 106 or an adhesive.
(2) As shown in FIG. 12, the insertion pieces 104 at both ends in the width direction of the curved decorative molding 102 are inserted into the insertion holes 107 of the resin member 101, and the molding 102 is attached to the resin member 101 with a double-sided tape 106 or an adhesive. After the attachment, the distal end portion 104a of the insertion piece 104 is folded back and locked to the resin member 101, and finally the resin member 101 is attached to the body side of the vehicle with a double-sided tape 103 or the like.
(3) There was a method of using the above (1) and (2) together.
[0003]
[Problems to be solved by the invention]
However, in (1), it is necessary to apply the double-sided tape 106 or the adhesive to the molding 102. In (2), in addition to the reason of (1), a step of folding back the tip portions 104a of the insertion pieces 104 at both ends in the width direction is necessary in the attachment step. Therefore, there is a problem that the number of parts and work processes required for mounting the molding 102 are increased. Therefore, naturally (3) using the above (1) and (2) together has the same problem.
[0004]
SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a molding mounting structure that is easy to mount, can reduce the mounting process, and can reduce costs.
[0005]
[Means for Solving the Problems]
As a means for solving the above problems, the molding attachment structure of claim 1 according to the present invention is a molding mounting structure for attaching a decorative molding to the surface of a long resin member, and the resin member A locking groove for fitting both ends of the molding in the width direction is provided in the longitudinal direction of the molding, and a plurality of locking pieces extending in the width direction are provided in the locking groove in parallel with the width direction. In addition, locking protrusions that protrude outward in the width direction of the resin member are formed at the front end portions of these locking pieces, and protrude inward in the width direction at both ends in the width direction of the molding. A bent portion is formed, both ends of the molding in the width direction are fitted into the locking groove, and the bent portion is engaged with the locking projection, whereby the molding is attached to the resin member. And
[0006]
By adopting such a configuration, in the molding mounting structure according to the first aspect of the present invention, the molding can be fitted into the resin member from the outside. Since it can be reduced, the cost can be reduced.
[0007]
The molding mounting structure according to a second aspect of the present invention is characterized in that the locking piece is integrally formed with the resin member main body.
[0008]
By adopting such a configuration, in the molding mounting structure according to the second aspect of the invention, the manufacturing cost of the entire resin member is reduced by setting the locking piece in a shape integrally formed with the resin member main body. can do.
[0009]
The molding mounting structure according to a third aspect of the present invention is characterized in that the bent portion is formed so as to be curved outwardly.
[0010]
By adopting such a configuration, in the molding mounting structure according to the third aspect of the present invention, the bent portion is formed to be bent so that it can be easily fitted into the locking groove of the resin member and is easily deformed. Since it becomes a shape, it becomes easy to insert into the locking groove.
[0011]
The molding mounting structure according to a fourth aspect of the present invention is characterized in that a linear portion extending inward along the width direction is formed in the bent portion.
[0012]
By adopting such a configuration, in the molding mounting structure according to the invention described in claim 4, by forming the front end of the bent portion in a straight line, the portion to be brought into contact with the locking projection of the resin member is dimensioned. It can be a planar part that can be easily managed. Thereby, it becomes possible to set the gap dimension between the outer shape line of the molding and the outer shape line of the resin member more accurately, and a desired design with good appearance can be obtained with certainty.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of a molding mounting structure according to the present invention will be described below with reference to the drawings. In the drawings to be referred to, FIG. 1 is a side view of a vehicle provided with a resin member and a molding as a protector on the side of the body, FIG. 2 is an overall view of the resin member and the molding, and FIG. It is.
A long resin member 6 serving as a protector is horizontally attached to the body side surface of the vehicle 1 from the rear portion of the front fender 2 of the front wheel 3 through the door 4 to the rear portion of the rear fender 5. A decorative molding 7 is attached. The resin member 6 and the molding 7 are provided for each of the front fender 2, the doors 4 and 4, and the rear fender 5. As a result, the decorativeness of the side surface of the body of the vehicle 1 is improved, and the side surface of the body of the vehicle 1 can be protected even when lightly touching another vehicle when the door 4 is opened.
The resin member 6 is, for example, injection-molded with plastic such as vinyl chloride resin, and the molding 7 is, for example, a sheet metal processed stainless steel plate. The injection molding of the resin member 6 will be described in detail later.
[0014]
As shown in FIGS. 2A and 3, the front end portion (the left end in FIG. 3) of the molding 7 is inserted into the opening portion 8 of the resin member 6 and locked. A key-like engaging portion 9 is formed on the lower surface of the resin member 6 on the rear side (right hand direction in FIG. 3) of the opening 8, and the clip 10 is engaged with the engaging portion 9 so that the resin member 6 is fixed to the body side 11. The attachment of the resin member 6 to the body side 11 with the clip 10 will be described in detail later.
[0015]
Next, referring to FIG. 4 which is an enlarged view of B of FIG. 2, FIG. 5 which is a view taken along the line CC of FIG. 4, and FIG. 6 which is a view taken along the line DD of FIG. 7 to the resin member 6 will be described.
As shown in FIG. 5, locking grooves 12 and 13 for fitting the width direction both ends 7 a of the molding 7 are provided in the longitudinal direction of the resin member 6 and in the CC line portion of FIG. 4. It has been. The locking groove 12 is a hole with a bottom, while the locking groove 13 is a hole with a bottom penetrated. Inside the locking grooves 12 and 13, a plurality of locking pieces 14 and 15 extending in the surface direction are provided in parallel in the width direction. A locking protrusion 15 a that protrudes outward in the width direction of the resin member 6 is formed at the tip of the locking piece 15.
The resin member 6 has two leg portions 6 a and 6 b formed at the lower part thereof fixed to the body side 11 with a double-sided tape 25.
[0016]
Of the both ends 7a in the width direction of the molding 7 fitted in the locking grooves 12 and 13, the width direction end 7a on the upper side in the figure is curved so as to protrude inward in the width direction and further concave toward the outside. A bent portion 7b is formed. And the linear part 7c which protrudes toward the width direction inner side and extends inward along the width direction is formed in the width direction edge part 7a of the lower side of the figure of the molding 7.
The bent portion 7b on the upper side of the molding 7 is inserted into the locking groove 12 with the bottom. Since the bent portion 7b is curved, it is easy to fit in the locking groove 12 and is easily deformed, so that it can be easily inserted into the locking groove 12.
The fitted straight portion 7c is further engaged with the locking projection 15a in the locking groove 13 protruding through the bottom. Since the straight line portion 7c has a planar shape that allows easy dimension management and comes into contact with the locking projection 15a, the gap dimension s between the outer shape line of the molding 7 and the outer shape line of the resin member 6 is set more accurately. The gap dimension s becomes a design line in the longitudinal direction, and a desired design with good appearance can be obtained with certainty.
In addition, although the hole 16 is formed between the locking pieces 14 and 15, the ease of deformation | transformation of the locking pieces 14 and 15 can be suitably set with the magnitude | size of this hole 16. FIG.
[0017]
Similarly, as shown in FIG. 6, in order to fit the upper end portions of both ends 7 a in the width direction of the molding 7 in the longitudinal direction of the resin member 6 and in the DD line portion of FIG. 4. The locking groove 17 is formed in a key shape at the back of the locking groove 12 to form a locking hole 17 with a bottom. The locking groove 18 for fitting the lower end portion of the width direction both ends 7a of the molding 7 is a hole with a bottom.
A plurality of locking pieces 19, 20 extending in the width direction are provided in the locking grooves 17, 18 in parallel in the width direction. A locking protrusion 19 a that protrudes outward in the width direction of the resin member 6 is formed at the tip of the locking piece 19.
The bottom end 7a of the molding 7 is inserted into the locking groove 18 with the bottom and locked. Further, the upper end portion 7a of the molding 7 inserted into the locking groove 12 is the entrance of the locking groove 17 protruding through the bottom, and the fitted bent portion 7b is further engaged with the locking projection 19a. .
[0018]
A locking groove 17 similar to the locking groove 17 is formed at a symmetrical position with respect to the line CC in FIG. The locking groove 13 is also formed symmetrically with respect to the line CC in FIG. As a result, the locking grooves 13 and 17 and 17 are symmetrical with respect to the line CC. A set of these three locking grooves 13, 17, and 17 is formed as a set at the other middle portion of the resin member 6 in the longitudinal direction. Can be stably attached to the resin member 6. Further, since the molding 7 can be fitted into the resin member 6 from the outside, it is possible to reduce the cost because the double-sided tape, the adhesive, and the like can be reduced and the mounting process can be reduced.
[0019]
The resin member 6 is fixed to the body side 11 of the car 1 at several locations in the longitudinal direction by clips, which will be described with reference to FIG.
As shown in FIG. 7, the resin member 6 on the body side 11 is provided with a convex engagement groove 23 having a narrow entrance and a wide back in a sectional view, and a clip holder 24 is formed integrally with the resin member 6. In addition, the clip holder 24 when viewed from the body side 11 is drawn on the right side of FIG. The engagement groove 23 is engaged by inserting the engagement piece 10 a of the clip 10, and the pair of expanded portions 10 b of the clip 10 are inserted into holes (not shown) formed in the body side 11, so that the clip 10 The resin member 6 is fixed to the body side 11 so that the expanded portion 10 b does not come out from the hole on the body side 11. Such engagement grooves 23 are formed at several positions in the longitudinal direction of the resin member 6, and the clip 10 is engaged to fix the entire length of the resin member 6 in the longitudinal direction to the body side 11.
The side protector molding will be described below.
[0020]
A method of fixing the rear end portion of the molding 7 to the body side 11 will be described with reference to FIG.
The rear end (the right end in the figure) of the molding 7 is inserted into the opening 30 of the resin member 6 and locked. A side protector molding 27 bent in a key shape is fixed to the lower surface of the molding 7 on the lower surface of the resin member 6 in front of the opening 30 (left hand direction in the figure). Embedded in the body side 11. Further, an engagement groove 28 is formed on the lower surface of the side protector molding 27 on the resin member 6 side, and the engagement piece 10a of the clip 10 is engaged with the engagement groove 28 from the left-hand direction in the figure. Then, the pair of expanded portions 10 b of the clip 10 are inserted into holes (not shown) formed on the body side 11, and the resin member 6 is fixed to the body side 11.
[0021]
Next, the injection molding of the resin member 6 will be described with reference to FIG.
FIG. 9A shows a cross section of the upper mold 31 and the lower mold 32 of the mold of the resin member 6, and a cavity 33 formed between the upper mold 31 and the lower mold 32 has a cross-sectional shape of the resin member 6.
In FIG. 9B, the upper mold 31 and the lower mold 32 are combined, and a molten thermoplastic resin such as vinyl chloride resin is inserted into a cavity 33 between the upper mold 31 and the lower mold 32 from a casting gate (not shown). inject.
Next, when the thermoplastic resin cools and hardens in FIG. 9C, the upper mold 31 and the lower mold 32 are removed, and the resin member 6 is taken out. Thus, the locking pieces 15 and 19 and the long resin member 6 are integrally formed.
As described above, the front end portion and the rear end portion of the molding 7 are locked by being inserted into the openings 8 and 30 of the resin member 6, and the middle portion of the molding 7 is connected to both end portions 7 a and 7 a in the width direction of the molding 7. Since the molding 7 can be attached to the resin member 6 by fitting into the locking grooves 12, 13, 17, 18 and engaging with the locking projections 15a, 19a of the resin member 6, double-sided tape, adhesive, etc. And the mounting process can be reduced, so that the cost can be reduced.
Heretofore, an example of a preferred embodiment has been described for the present invention. However, the present invention is not limited to the above-described embodiment, and design changes can be made as appropriate without departing from the spirit of the present invention.
[0022]
【The invention's effect】
As described above, in the molding mounting structure according to the first aspect of the present invention, since the molding can be fitted into the resin member from the outside, it is possible to reduce the mounting process by reducing double-sided tape and adhesive. Therefore, the cost can be reduced.
[0023]
In the molding mounting structure according to the second aspect of the present invention, the manufacturing cost of the entire resin member can be reduced by setting the locking piece in a shape integrally formed with the resin member main body.
[0024]
In the molding mounting structure according to the third aspect of the invention, by forming the bent portion to be curved, it becomes easy to fit into the locking groove of the resin member and has a shape that easily deforms. Is easy to insert.
[0025]
In the molding mounting structure according to the fourth aspect of the present invention, by forming a straight portion in the bent portion, the portion to be brought into contact with the locking projection of the resin member is a planar portion that can be easily dimensioned. Can do. Thereby, it becomes possible to set the gap dimension between the outer shape line of the molding and the outer shape line of the resin member more accurately, and a desired design with good appearance can be obtained with certainty.
[Brief description of the drawings]
FIG. 1 is a side view of a vehicle provided with a resin member that serves as a protector and a molding on a side surface of a body.
FIGS. 2A and 2B are general views of a resin member and a molding, respectively.
FIG. 3 is a view taken along line AA in FIG.
4 is an enlarged view of a circle B in FIG.
5 is a view taken along the line CC of FIG.
6 is a view taken along the line DD in FIG. 4;
7 is a view taken along the line EE in FIG. 2;
FIG. 8 is a view taken along the line FF in FIG. 2;
9A, 9B and 9C are process diagrams for explaining injection molding of a resin member.
FIG. 10 is a side view of a conventional vehicle provided with a resin member that serves as a protector and a molding on the side of the body.
11 is a GG line arrow view of FIG.
12 is another conventional example shown by the GG line arrow view of FIG.
[Explanation of symbols]
1: Car 4: Door 6: Resin member 7: Mall 7a: End 7b in the width direction of the mall: Bending portion 9: Engaging portion 10: Clip 11: Body side 12, 13, 17, 18: Locking groove 14, 15, 19, 20: locking piece 15a: locking protrusion

Claims (4)

A molding mounting structure for mounting a decorative molding on the surface of a long resin member,
The longitudinal direction of the resin member is provided with a locking groove for fitting both ends in the width direction of the molding,
A plurality of locking pieces extending in the width direction are provided inside the locking groove in parallel with the width direction,
A locking protrusion that protrudes toward the outside in the width direction of the resin member is formed at the tip of these locking pieces,
Bending portions projecting inward in the width direction are formed at both ends in the width direction of the molding,
The molding is attached to the resin member by fitting both end portions in the width direction of the molding into the locking groove and engaging the bent portion with the locking projection.
Mall mounting structure characterized by that. 2. The molding mounting structure according to claim 1, wherein the locking piece is integrally formed with the resin member main body. The molding mounting structure according to claim 1, wherein the bent portion is formed to be curved outwardly. The molding mounting structure according to claim 1, wherein a linear portion extending inward along the width direction is formed in the bent portion.

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