JP3526962B2 - Exterior material fixture - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an attachment which enables a one-touch attachment of a frame decorative material provided on a front door or an exterior material such as a mall used as an exterior of an automobile to an object to be attached such as the door. Regarding the improvement of ingredients.

[0002]

2. Description of the Related Art In order to attach an exterior material to various objects to be attached with one touch, for example, a "designed mall mounting pin" disclosed in Japanese Utility Model Publication No. 47-29877 or the Japanese Utility Model Publication No. 62-1.
An attachment such as a "vehicle molding clip" shown in 7610 is used.

Each of these attachments is an object to be attached,
For example, a leg that is inserted into a mounting hole provided in an exterior panel of an automobile and a head are provided, and an exterior material such as a mounting portion of a molding is provided on the head, and the leg is inserted into the mounting hole. When it is inserted, it engages with the mounting hole edge from the lower side, and the mounting hole edge is sandwiched between itself and the head to fasten the fixture to the exterior panel or the like with one touch. It has a collision part.

[0004]

However, among various objects to be mounted, for example, a filler such as foamed polyurethane having a heat insulating effect or a sound insulating effect, a roll core or a honeycomb core is provided inside the exterior panel. There are some things that contain reinforcing materials such as, but when inserting and fastening the legs of this kind of fixture into the mounting holes of the mounting object that contains such filling and reinforcing materials, A part of the filling / reinforcing material is pushed away, and it becomes necessary to insert a leg into the filling / reinforcing material.

However, in the above-mentioned conventional mounting tool, mounting on a mounting object having such filling / reinforcing material filled inside is not considered at all. That is, as shown in the drawings of the publication showing the conventional attachments, in these conventional attachments, since the tip ends of the legs to be inserted are all configured to have a rounded shape, it is simple. Simply inserting this leg into the mounting hole only presses the surface of the filling / reinforcing member facing the mounting hole, and the leg is inserted into the filling / reinforcing member. It was difficult to get it done.

Further, even if the mounting tool is strongly pushed and the above-mentioned piercing is achieved, all of the conventional mounting tools are provided with engaging projections which are engaged with the mounting hole edge integrally with the leg. Therefore, the leg is prevented from elastically returning itself to the outside of the engaging projection due to the repulsive force of the filling / reinforcing material that is pushed away by the piercing applied, and as a result, the piercing is not performed. Even if it was obtained, the edge of the mounting hole could not be properly sandwiched between the engaging projection and the head, and it was difficult to reliably fasten the mounting tool to the mounting hole.

In view of the above, the present invention enables a fixture of this type to be smoothly and surely inserted into a mounting hole of a mounting object in which a filling / reinforcing material is housed in an internal space, without being fastened. The purpose is to do.

[0008]

In order to achieve the above object, in the invention according to claim 1, a mounting tool for an exterior material, a head 10 having an attachment portion 11 for the exterior material M, and the head are provided. And a shaft leg 20 having an elastic piece 22 protruding toward 10 .
The attachment of the attachment target between the head 10 and the elastic piece 22 in a state in which the shaft leg 20 is inserted into the attachment hole P ′ of the attachment target containing the filling / reinforcing material I. A fixture which can be attached by pinching the edge of the hole P ′, which is the shaft leg 20.
Is formed in a hollow shape, and is a side surface of the shaft leg 20.
Is provided with an opening 25a communicating with the hollow portion 25.
And, moreover the tip portion 21 of the-leg 20,該軸Ashi 20
The surface has a prismatic shape or a cylindrical shape with the tip 21a as the apex.

According to the second aspect of the invention, the first aspect is
The elastic piece 22 of the shaft leg 20 of the mounting member for the exterior material described above is configured to be provided by being divided by the substantially U-shaped groove 23 provided on the side surface of the shaft leg 20.

[0010]

In the attachment of the exterior material according to the present invention, the tip portion 21 of the shaft leg 20 which is inserted into the attachment hole P'of the attachment object has a prismatic or cylindrical shape with the tip 21a of the shaft leg 20 as an apex. Even if the filling / reinforcing material I is housed in the object to be mounted, by inserting the shaft leg 20 into the mounting hole P ′, the tip 21a allows this filling.・ Reinforcement material I is cut apart and this tip 2
The filling / reinforcing material I is pushed without force by the surface of a prismatic or cylindrical shape continuing toward the base side of the shaft leg 20 with 1a as the apex to enlarge the slit, and the shaft leg 20 is filled with the reinforcing / reinforcing material. I can be inserted smoothly into I.

The mounting member for the exterior material according to the present invention is
Since the side surface of the shaft leg 20 is provided with the opening 25a communicating with the hollow portion 25, a part of the filling / reinforcing material I that has been pushed away by the insertion can be inserted into the hollow portion 25. it can.

Further, in the fixture according to the second aspect, since the elastic piece 22 of the shaft leg 20 is provided by being divided by the U-shaped groove 23, the filling / pushing-out by the insertion is performed.
The repulsive force of the reinforcing member I is mainly received by the surface of the shaft leg 20 excluding the elastic piece 22, so that the elastic piece 22 is conveniently projected toward the side of the shaft leg 20 regardless of this repulsive force. .

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A typical embodiment of a mounting member for an exterior material according to the present invention will be described below with reference to FIGS.

1 to 8 respectively show a mounting tool C-1 according to the first embodiment. FIG. 1 shows a panel P as an attachment object to which the attachment C-1 is attached.
And their mounting holes P ', the exterior material M to be mounted by the mounting tool C-1, and the structure of the mounting tool C-1 are shown in a perspective view separately for easy understanding. 2 and 3 show the mounting tool C-1 viewed from the side, and FIG. 4 shows the mounting tool C-1 viewed from the mounting part 11 side of the molding. 5, FIG. 5 is shown as viewed from the tip end 21 side of the shaft leg 20, and FIGS. 6 and 7 are shown as vertical cross sections. Further, FIG. 8 shows the usage state of the mounting tool C-1 by the mounting tool C-
1 shows a part of the attached panel P and the exterior material M of FIG.

FIG. 9 shows a mounting tool C according to the second embodiment.
The attachment C-2 is shown in a state of a vertical cross section so that the configuration of No. 2 can be easily understood.

Further, FIGS. 10 and 11 show a state in which the fixture C-3 is viewed from the side so that the structure of the fixture C-3 according to the third embodiment can be easily understood (FIG. 10). Also, they are shown as a state of a vertical section (FIG. 11), respectively.

The attachments C-1, C-2 and C-3 according to the first to third embodiments shown in the above figures are all provided with the head portion 10 provided with the attachment portion 11 of the exterior material M. And a shaft leg 20 provided with an elastic piece 22 projecting toward the head portion 10, and in a state where the shaft leg 20 is inserted into a mounting hole P ′ of the panel P in this embodiment in an attachment object. , The head 10 and the elastic piece 22
And the end of the shaft leg 20 is a pyramid-shaped or conical surface having the tip 21a of the shaft leg 20 as an apex. It is said that.

Therefore, the fixture C according to the first to third embodiments.
-1, C-2, C-3 are various filling / reinforcing materials I inside the panel P, for example, a filling material such as urethane foam having a heat insulating / sound-insulating effect, or a roll core, a honeycomb core, etc. Even if the reinforcing material is stored in the filling / reinforcing material I with the tip portion 21 of the shaft leg 20 formed into a conical shape, A mounting hole P ′ is provided between the elastic piece 22 and the head 10.
It can be attached to the panel P by sandwiching the edge.

That is, the fixtures C-1, C-2 and C-3 according to the first to third embodiments are members in which the filling / reinforcing material I is contained, for example, doors such as entrances. The exterior material M on the panel P constituting the
It is suitable for use when the frame decorative material M ′ shown in 1 is attached with one touch, or when a mall is attached with one touch as the exterior material M to the panel P that constitutes the door of the automobile.

In the present specification, the exterior material M includes everything that is attached to the attachment object from outside the attachment object, and is a concept that includes, for example, a building interior material.

Therefore, first, based on FIGS. 1 to 8,
The fixture C-1 according to the first embodiment will be described.

The attachment C-1 is a head 10 provided with an exterior material M, in this embodiment, an attachment portion 11 of a frame decorative material M'used for makeup of a door such as an entrance, and the head 10. 20. A shaft leg 20 protruding from one surface side in a direction substantially orthogonal to the surface.
Mainly composed of and.

The shaft leg 20 has a substantially rectangular horizontal cross section, and the tip portion 21 has a pyramidal surface with the tip 21a of the shaft leg 20 as the apex.

That is, in this embodiment, all the surfaces of the shaft leg 20 on the side of the distal end portion 21 in the direction around the axis of the shaft leg 20 are from the head portion 10 side to the distal end 2 of the shaft leg 20.
The inclined surface 21b is inclined inwardly toward 1a and is in contact with the front end 21a.

Therefore, in this embodiment, the shaft leg 20 has a distal end portion 21 having a tapered shape in which the distal end 21a is sharpened, and a base portion 24 is formed on each surface of the base portion 24.
It has a rectangular tube shape with a vertical surface 24a that is substantially parallel to the axis line of.

Further, in this embodiment, the shaft leg 20 is formed in a hollow shape, and one surface portion of the shaft leg 20 extends from the distal end portion 21 to the base portion 24 of the shaft leg 20 and the Axle 2
An opening 25a communicating with the hollow portion 25 of 0 is provided.

The surface of the shaft leg 20 located on both sides of the one surface of the shaft leg 20 on which the opening 25a is provided has the shaft leg 20.
There are provided a pair of elastic pieces 22, 22 projecting outwardly from the vertical surface 24a of the base portion 24 and toward the head portion 10 side.

The elastic piece 22 has two grooves 23a extending substantially parallel to each other toward the head 10 from slightly below the position where the inclined surface 21b of the shaft leg 20 and the vertical surface 24a are in contact with each other. , 23a and the groove 2 on the head 10 side.
U-shaped groove 2 which is constituted by a groove 23b provided between 3a and 23a and communicates with the hollow portion 25.
3, the shaft leg 20 is divided and provided.

The head portion 1 is attached to the tip of the elastic piece 22.
An engagement surface 22a facing the 0 side is provided.

Next, the head portion 10 is formed into a trapezoidal shape having an upper surface 10a which is a substantially flat surface having a substantially rectangular shape so that the head portion 10 can be easily pressed.
In this embodiment, the mounting portions 11 of the frame decorative material M ′ are provided on both side edges 10b, 10b on the same side as the surface side on which the pair of elastic pieces 22, 22 are not provided.

This mounting portion 11 is a side edge 1 of the head portion 10.
0b, and a pair of bases 11a protruding outward from the head 10 and forming the same surface as the upper surface 10a of the head 10 and a pair of bases 11a protruding downward from both ends of the base 11a. Elastic pieces 11b, 11b. Also,
An engaging protrusion 11c is provided on the outer side of the tip of the elastic piece 11b.

Further, in this embodiment, the shaft leg 20 is provided at a position where the head part 10 and the shaft leg 20 are in contact with each other.
An outward facing collar 13 is provided around the axis of the.

The fixture C-1 having such a structure is
As shown particularly in FIG. 1, the base portion 24 of the shaft leg 20 of the fixture C-1 is provided at a required position of the panel P.
Larger than the outer diameter of the pair of elastic pieces 22, 2
For the mounting hole P ′ having a substantially rectangular shape in which the dimension between the pair of corresponding hole edges is smaller than the dimension between the two, the shaft leg 2
By inserting 0, the outer side of the elastic piece 22 is brought into contact with the hole edge of the mounting hole P ′ and is bent inward at one end.
The elastic piece 22 is elastically returned to a position where the tip of the elastic piece 22 is positioned inside the panel P, whereby the head 10 is provided between the engaging surface 22a provided at the tip of the elastic piece 22 and the head 10. Insert the hole edge of the mounting hole P'to insert the mounting hole P '
Can be attached with one touch.

Now, the mounting tool C-1 according to this embodiment.
Has a pyramid-shaped inclined surface 21b, 21b ... With the tip 21a of the shaft leg 20 as the apex at the tip portion 21, the filling / reinforcing material I is accommodated inside the panel P. Even if it is, this filling / reinforcing material I
It can be easily inserted into the inside, and can be smoothly inserted and inserted into the attachment hole P ′.

That is, whether the filling / reinforcing material I is a urethane foam material, a roll core, a honeycomb core, or the like with the sharpened tip 21a of the shaft leg 20 is used. The shaft member 20 can be smoothly inserted into the foam material or the like by effectively cutting the material or the like.

Further, the fixture C-1 according to this embodiment is
Since the side surface of the shaft leg 20 is provided with the opening 25a communicating with the hollow portion 25 of the shaft leg 20, the shaft leg 20 is pushed away around the shaft leg 20 inserted into the filling / reinforcing material I. A part of the filling / reinforcing material I is passed through the opening 25a to the shaft leg 20.
Can be placed in the hollow portion 25 of the. As a result,
It is possible to reduce the repulsive force of the filling / reinforcing material I caused by the pushing-out, and it is possible to insert the shaft leg 20 into the filling / reinforcing material I more smoothly.

Further, the fixture C-1 according to this embodiment is
Since the elastic piece 22 is provided so as to be divided into the shaft leg 20 by the U-shaped groove 23, the repulsive force of the filling / reinforcing material I generated by the push-out applied to the shaft leg 20 is mainly caused by the shaft leg 20. This repulsive force received by the elastic piece 22 is reduced. Therefore, at the time of inserting into the filling / reinforcing member I, it is difficult for the repulsive force to prevent the tip end portion of the elastic piece 22 from protruding laterally. It can be secured stably.

As described above, with respect to the head 10 of the mounting tool C-1 which is inserted into the mounting hole P'of the panel P and mounted,
As shown in FIG. 8, a recess 101 for accommodating the head 10 is provided along the length direction of the head 10 having a substantially rectangular trapezoidal shape protruding outside the panel P. An exterior material, in this embodiment, is provided with the recess 101 along the length direction, and both side walls 10 of the recess 101 facing each other.
Fitting a relatively long frame decorative material M ′ having protrusions 102 and 102 that engage with the elastic pieces 11b of the mounting portion 11 into the recesses 0 and 100 so that the head 10 fits in the recess 101. Thus, the frame decorative material M ′ can be attached to the panel P with one touch.

That is, in this embodiment, rather than the dimension between the tips of the ridges 102, 102 of the frame decorative material M ′,
Since the dimension between the tips of the engaging projections 11c, 11c of the elastic pieces 11b, 11b is set to be slightly large, the elastic piece 11b contacting the projection 102 by the fitting is once bent inward. After that, the frame is restored elastically and the engaging protrusion 11c is positioned on the upper side of the protrusion 102 so that the frame decorative material M ′ is formed.
To the head 101 so that the cosmetic material M'is
Then, it is fixed to the panel P with one touch.

In this embodiment, the head 10 of the mounting tool C-1 is provided on the side of the elastic piece 11b at the side of the head 1.
Since the positioning protrusions 12 that protrude toward the side of 0 are provided respectively, the frame decorative material M ′ that is once engaged with the elastic piece 11b is moved in the width direction of the decorative material M ′. Even if, for example, the protrusion 12 comes into contact with the ridge 102 of the decorative material M ′, the ridge 102 is not moved beyond the contact position, and the elastic piece is caused by the movement. It is difficult for the situation in which 11b is bent and the engagement with the decorative material M ′ is unexpectedly released.

Further, in the mounting tool C-1 according to this embodiment, the head portion 10 is provided with the collar 13, and the collar 13 is sized to cover the edge of the mounting hole P '. At the same time, the collar 13 is configured so as to be gradually thinned toward the tip portion 13a, and has a cross-sectional shape that projects downward in an inclined shape toward the tip portion 13a, and further, the lower surface of the collar 13 and the elastic piece. The dimension between the engaging surfaces 22a of 22 is made slightly smaller than the plate thickness of the panel P. Therefore, by inserting and attaching the fixture C-1 into the attachment hole P ′, the collar 13 is slightly elastically deformed upward as shown in FIG. 8, and is attached to the lower surface of the collar 13. The edge of the hole P ′ can be closely attached and the mounting hole P ′ can be covered in a watertight manner.

Further, in this embodiment, although the shaft leg 20 is formed in a hollow shape, the hollow portion 25 is formed in the shaft leg 20.
Since the opening 25a is formed only toward the side of the above, it is possible to secure sufficient water tightness by the close contact of the collar 13 without water and the like entering from the head 10 side through the hollow portion 25. Further, since the hollow portion 25 can be formed by utilizing the opening 25a, the head 10 is easily pressed when inserting the fixture C-1 into the attachment hole P '. It has a feature that the upper surface 10a of the portion 10 can be formed into the substantially flat surface.

From the viewpoint of imparting required elastic deformation characteristics to the elastic piece 22 of the shaft leg 20, the elastic piece 11b of the mounting portion 11 and the collar 13, respectively, the mounting tool C-
It is desirable that 1 is integrally formed by using a plastic material.

Next, a mounting tool C-2 according to the second embodiment will be described with reference to FIG.

Like the fixture C-1 according to the first embodiment, the fixture C-2 according to this embodiment also includes a mounting portion 11 such as a frame decorative material M'used for makeup of a door such as a front door. The head 10 and a shaft leg 20 protruding from one surface of the head 10 in a direction substantially orthogonal to the surface are mainly configured.
Further, the shaft leg 20 is configured to have a substantially rectangular horizontal cross section, and the tip portion 21 is a pyramid-shaped surface having the tip 21 a of the shaft leg 20 as an apex. Therefore, with respect to the same or substantially the same portion as the fixture C-1 according to the first embodiment, the same reference numerals as those used in FIGS. 1 to 8 showing the fixture C-1 are used in FIG. The description is omitted.

In the mounting tool C-2 according to the second embodiment, particularly, the pair of elastic pieces 2 of the shaft leg 20 having the hollow portion 25.
Openings 25a and 25a, which extend from the tip end portion 21 to the base portion 24 of the shaft leg 20 and communicate with the hollow portion 25, are provided on both side surfaces on the side where the numerals 2 and 22 are not provided.

Therefore, the shaft leg 20 is used as the filling / reinforcing material I.
Part of the filling / reinforcing material I pushed away around the shaft leg 20 from both the openings 25a, 25a provided on the both side surfaces of the shaft leg 20, respectively. It can be placed in the part 25. As a result, it is possible to further reduce the repulsive force of the filling / reinforcing material I caused by the push-out compared to the fixture C-1 of the first embodiment, and the shaft leg into the filling / reinforcing material I can be reduced. 20 can be inserted smoothly.

Next, a mounting tool C-3 according to the third embodiment will be described with reference to FIGS. 10 and 11.

The fixture C-3 according to this embodiment also includes the first,
Similar to the fixtures C-1 and C-2 according to the second embodiment, a head 10 having a mount portion 11 such as a frame decorative material M ′ used for makeup of a door such as a front entrance, and one surface of the head 10 It is configured mainly with a shaft leg 20 projecting from the side in a direction substantially orthogonal to the surface. Further, the shaft leg 20 is configured to have a substantially rectangular horizontal cross section, and the tip portion 21 has a tip end 21 of the shaft leg 20.
It is a pyramidal surface having a at the apex. Therefore, as for the same or substantially the same parts as the fixture C-1 according to the first embodiment, FIGS. 1 and 8 showing the fixture C-1 are shown.
The same reference numerals as those used in FIG. 10 are given in FIGS. 10 and 11, and the description thereof is omitted.

In the fixture C-3 according to the third embodiment, in particular, the shaft leg 20 having the hollow portion 25 is not provided with an opening communicating with the hollow portion 25. A hole 10c communicating with the head 10 is formed in the thickness direction of the head 10.

Therefore, it is possible to provide the fixture C-3 having a structure that facilitates insertion into the filling / reinforcing material I with a simple structure, and in particular, the fixture C-using a plastic material. 3 has the feature that molding is easy.

In the first to third embodiments described above, the shaft legs 20 of the fixtures C-1, C-2 and C-3 are constructed to have a substantially rectangular horizontal cross section. The shaft leg 20 may be configured to have a triangular cross section or a pentagonal or higher polygonal shape, and the shaft leg 20 may be configured to have a columnar shape having a substantially circular horizontal cross section. When the shaft leg 20 is formed in a cylindrical shape, the tip portion 21 of the shaft leg 20 may be formed as a conical surface having the tip 21a as the apex.

[0053]

According to the attachment of the exterior material of the present invention, the tip portion 21 of the shaft leg 20 which is inserted into the attachment hole P'of the attachment object has a prismatic shape with the tip 21a of the shaft leg 20 as the apex. It has a cylindrical surface, and even if the filling / reinforcing material I is contained in the object to be mounted, the mounting hole P '
By inserting the shaft leg 20 into the shaft, the filling / reinforcing material I is cut by the tip 21a, and the tip 21a serves as an apex, and the surface having a prismatic or cylindrical shape continuing toward the base side of the shaft leg 20 makes it impossible. Since the slit can be enlarged so that the filling / reinforcing material I can be pushed away without being inserted, and it can be inserted into the filling / reinforcing material I, the mounting hole of the mounting object in which the filling / reinforcing material I is housed. The shaft leg 20 can be smoothly inserted and fastened to P ′.

The fitting for the exterior material according to the present invention is
Since the opening 25a communicating with the hollow portion 25 is provided on the side surface of the shaft leg 20, a part of the filling / reinforcing material I pushed away by the puncturing can be inserted into the hollow portion 25. The repulsive force of the filling / reinforcing material I due to the push-out can be reduced, and the shaft leg 20 can be inserted and fastened into the mounting hole P ′ more smoothly.

Further, in the mounting tool according to the second aspect, the elastic piece 22 of the shaft leg 20 is provided by being divided by the U-shaped groove 23, and the filling / reinforcing material I pushed away by the insertion.
Is mainly received by the surface of the shaft leg 20 excluding the elastic piece 22, and as a result, the elastic piece 22 is conveniently projected toward the side of the shaft leg 20 regardless of this repulsive force, so that the hollow Coupled with the reduction of the repulsive force of the filling / reinforcing material I by the shaped portion 25, the edge of the mounting hole P ′ between the elastic piece 22 and the head 10 can be sufficiently clamped, and the mounting hole P It is possible to stably maintain the attachment state of the fixture to the '.

[Brief description of drawings]

FIG. 1 is a perspective view of a fixture C-1, a panel P, and a frame decorative material M ′ according to a first embodiment.

FIG. 2 is a side view of a fixture C-1.

FIG. 3 is a side view of a fixture C-1.

FIG. 4 is a plan view of a fixture C-1.

FIG. 5 is a bottom view of the fixture C-1.

6 is a sectional view taken along the line AA in FIG.

7 is a sectional view taken along line BB in FIG.

FIG. 8 is a vertical cross-sectional view showing a usage state of the fixture C-1.

FIG. 9 is a vertical sectional view of a fixture C-2 according to a second embodiment.

FIG. 10 is a side view of a fixture C-3 according to a third embodiment.

11 is a sectional view taken along the line CC in FIG.

[Explanation of symbols]

M exterior material P'mounting hole 10 head 11 Mounting part 20 axis leg 21 Tip 22 Elastic piece 23 U-shaped groove 25 Hollow part 25a opening

─────────────────────────────────────────────────── ─── Continuation of the front page (56) Bibliography Flat 3-85707 (JP, U) Real development Sho 48-56458 (JP, U) Real development Sho 64-24715 (JP, U) Real development Sho 56- 12112 (JP, U) Actual Kaihei 5-94516 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) F16B 5/00-5/12 F16B 19/00-19/14 F16B 15/00

Claims (2)

(57) [Claims] 1. Attachment of an object to be attached, which comprises a head having an attachment portion for an exterior material, a shaft leg having an elastic piece protruding toward the head, and containing a filling / reinforcing material. A mounting tool which is mounted by inserting the shaft leg into a hole by sandwiching the mounting hole edge of the mounting object between the head and the elastic piece, wherein the shaft leg is hollow. It is formed in the shape of
The side surface is provided with an opening communicating with the hollow portion.
In addition, the tip of the shaft leg is a prismatic or columnar surface having the tip of the shaft leg as an apex, and a mounting member for an exterior material. 2. The elastic piece of the shaft leg of the fixture for the exterior material is the shaft.
Separated by the U-shaped groove on the side of the leg
Fittings of the outer package of claim 1, wherein the are.