JP2000142102A - Method, device, and structure for mounting of molding - Google Patents

Abstract

PROBLEM TO BE SOLVED: To maintain high the mounting strength of a molding including a blind shield molding, lessen the labor for fixation of a clip, and reduce the cost. SOLUTION: A molding mounting device is composed of a blind rivet 2 and a clip 3, wherein the blind rivet 2 includes a hollow cylindrical rivet body of metal furnished with flange at one end and a mandrel of metal extending in penetrating the rivet body, while the clip 3 includes a base part fixed to a car body and a molding holding part extending continuously in plate shape from the base part, and the molding holding part comprises a pinching part to receive the engaging end of the molding to hold it pinchedly and an engaging pawl 23 to constitute prevention of slipping off. The clip 3 is provided with a molding cutout engaging part 25, and the molding is furnished with a cutout to generate engagement with this cutout engaging part 25.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a molding attaching structure for attaching a molding to a vehicle body, a molding attaching device used for the molding attaching structure, and a molding attaching method.
The present invention relates to a molding mounting technique suitable for mounting a windshield molding for closing a gap between an end face of a windshield glass and a vertical wall of a vehicle body adjacent to a vehicle body opening for mounting the glass.

[0002]

2. Description of the Related Art A windshield molding, which covers a gap formed between a front windshield glass of an automobile and a vehicle body, is formed to be elongated from the shape of the gap. Must be firmly mounted. Therefore, generally, on a vertical wall of the vehicle body facing the end surface of the windshield glass fixed to the vehicle body opening, a metal molding mounting retainer formed to be long in a predetermined range is provided along a gap with the glass end surface. It is fixed by rivets or the like, and the retaining edge of the elongated molding is pushed into this retainer and attached. Stainless steel, called SUS material, is used for the retainer in order to prevent rust, etc., but it takes time and effort to bend or press it to fit the shape of the gap, and it is also expensive. Was. Separate from this, 55-38
No. 71 discloses a molding attachment in which a rivet body of a blind rivet is formed in a stepped manner, the rivet body is fastened to the vehicle body surface, and a molding engaging clip is attached to the stepped portion to lock the engaging edge of the molding. The structure is disclosed. In particular, the blind rivet described in this publication has a cap over the rivet body to improve the sealing performance at the time of fastening.

[0003]

However, in the technique described in the above-mentioned publication, since the molding retaining clip is not firmly attached to the wall surface of the vehicle body so as not to be immovable, the supporting strength of the molding is not sufficient. Japanese Utility Model Publication No. 57-48654 discloses that in order to attach a molding to an edge of an opening of a window portion of a door, a molding retaining clip is fastened to a vehicle body by a blind rivet, and the molding is pushed into the fixed molding retaining clip. A molding mounting structure for mounting is disclosed. Although this molding locking clip is firmly fixed to the vehicle body by blind rivets, the molding locking clip does not accept a windshield molding for closing the gap between the end face of the windshield glass and the vertical wall of the vehicle body .

Accordingly, it is an object of the present invention to maintain the mounting strength of a molding including a windshield molding at a high level, and to reduce the time and effort for fixing a clip to reduce the cost.

[0005]

In order to achieve the object, a molding mounting structure for mounting a molding on a vehicle body according to the present invention comprises a blind rivet and a clip, and the blind rivet is a hollow cylinder having a flange formed at one end. A rivet body and a metal mandrel extending through the rivet body. The mandrel has an enlarged diameter head formed at an end opposite to the flange of the rivet body and has a middle portion. A breakable small diameter portion is formed, and the clip has a plate-shaped base portion fixed to the vehicle body and a molding holding portion continuously extending in a plate shape from the plate-shaped base portion. A hole for receiving the rivet body and supporting the blind rivet in an upright state with respect to the base portion is formed in the molding holding portion. A holding portion for receiving and holding the locking end of the molding inserted in a direction parallel to the plane including the locking portion, and a locking claw that locks to the held locking end to prevent slipping. Further, the clip is formed with a molding notch locking portion projecting from the holding portion and the locking claw when viewed in the insertion direction of the molding, and the molding notch locking portion has A slit for engaging and holding the edge of the molding cutout is formed, and a notch for engaging the molding notch engaging portion is formed in the molding. The clip is firmly fixed to the vehicle body by pulling the mandrel so as to break while inserted in the mounting hole, and the molding is positioned so that the notch portion corresponds to the clip notch locking portion of the clip, The mall holding part Mall by inserting in a direction parallel to the plane containing fine base portion is characterized in that it is attached to the vehicle body.

[0006]

According to the present invention, the clip is firmly fixed to the wall of the vehicle body by the blind rivet, and the molding is positioned such that the notch portion thereof corresponds to the engaging portion of the clip. By simply operating the mall along the vehicle body wall, the locking end of the mall is clamped by the clip,
Further, since the notch of the molding is locked to the notch engaging portion of the clip, the molding is firmly fixed to the vehicle body. Further, since the clip can be easily attached by the blind rivet fastening tool, the cost can be reduced.

In the present invention, a plastic tubular cap surrounding the tubular portion of the rivet body and the head of the mandrel can be provided, whereby the sealing performance of the mounting hole of the vehicle body is improved, and Rust prevention of blind rivets can be achieved. In the present invention, the windshield molding can be held firmly.

[0008]

Embodiments of the present invention will be described below with reference to the drawings. The molding attachment device 1 according to the present invention includes:
The blind rivet 2 of FIG. 1 and the clip 3 of FIG. 2 are assembled in the state shown in FIG. Mall mounting device 1
Attaches, for example, a molding 5 shown in FIG. 4 to a vehicle body to close a gap between an end surface of the glass such as a windshield glass and a vehicle body wall surface adjacent to the glass mounting opening. A state in which the molding 5 is mounted in a gap between the vehicle body 6 and the glass 7 is shown in FIG.
As shown in FIG. The details will be described below with reference to the drawings.

In FIG. 1, the blind rivet 2 is
It comprises a metal rivet body 10 of a hollow cylindrical body having a flange 15 formed at one end, and a metal mandrel 11 extending through the rivet body 10. Mandrel 11
Has an enlarged diameter head 13 at the end opposite to the flange 9. The mandrel 11 has a breakable small-diameter portion 14 at a portion between the head 13 and the flange 9. Further, the mandrel 11 protrudes from the rivet body 10 from the flange 9, and this protruding portion is
It is held on the jaw of the nose of a fastening tool (not shown).
The blind rivet 2 can be fastened to a vehicle body or the like as it is, like a normal blind rivet. That is, the protruding portion of the mandrel 11 of the blind rivet 2 is held by the fastening tool, and the mandrel head 13 is inserted into the mounting hole of the vehicle body until the flange 9 of the rivet body 10 comes into contact with the blind rivet 2 and protrudes from the flange 9. The portion of the mandrel 11 is pulled so strongly by the fastening tool that the mandrel 11 breaks at its small diameter portion 14. By this pulling, the enlarged head 13 of the mandrel 11 is deformed so as to expand the rivet body 10, and the mandrel 11 can be fixed to the vehicle body by the enlarged diameter portion and the flange 9.

In the blind rivet 2, the cylindrical portion of the rivet body 10 and the enlarged head 13 of the mandrel 11 are surrounded by a cylindrical cap 15 made of plastic. The cap 15 covers the rivet body 10 to prevent rust on this portion, and the blind rivet 2 is attached to the vehicle body 6.
When it is fastened to the vehicle body, it greatly contributes to the sealing of the mounting hole of the vehicle body 6 and prevents invasion of moisture or the like from one side of the vehicle body to the other side. In order to improve the sealing performance and rust prevention, a portion of the cap 15 adjacent to the flange 9 is formed with a flange 17 having a shape corresponding to the flange 9. This flange 17
Is inserted between the flange 9 of the rivet body 10 and the vehicle body 6 to not only function as a seal seat, but also to prevent the metal flange 9 from directly contacting the vehicle body 6 and to generate rust due to contact of dissimilar metals. It also has the effect of preventing

Next, the plastic clip 3 will be described with reference to FIGS. The clip 3 includes a plate-like base portion 18 fixed to the vehicle body and the plate-like base portion 1.
The clip 3 has a substantially rectangular plate shape as a whole, and includes two molding holding portions 19 extending from both sides of the base portion 18 continuously to both sides of the base portion 18. A hole 21 is formed in the base portion 18, and the hole 21
The rivet main body 10 covered with the base member 18 is formed to support the blind rivet 2 in an upright state with respect to the plane of the base portion 18. Each mall holding part 19
Is a U-shape that receives and clamps the locking end of the molding that is inserted in a direction parallel to a plane including the molding holding portion and the base portion, that is, in the vertical direction in the side view (B) (from above in the illustrated example). It has a holding portion 22 having a shape, and a locking claw 23 which is locked to the held locking locking end to prevent it from falling off. The holding portion 22 and the locking claw 23 may have any shape as long as they hold the received molding locking edge and prevent the clip from coming off. The base portion 18 of the clip 3 has a substantially rectangular molding cutout having a width C at a position protruding (upwardly projecting in the illustrated example) from the holding portion 22 and the locking claw 23 when viewed in the molding insertion direction. A section locking portion 25 is formed. The notch engaging portion 25 is formed with a slit 26 for receiving and locking and holding the edge of the notch of the molding. The upper portions of the slits 26 and the locking claws 23, that is, the molding insertion opening portion, are tapered so as to spread outward, thereby facilitating the insertion and holding of the molding into the clip 3.

On both side edges of the clip 3, stoppers 27 for preventing the rotation of the clip 3 fastened to the vehicle body by the blind rivet 2 are formed. In the illustrated example, the stopper 27 is formed as a protrusion extending downward so as to prevent the rotation of the clip 3 against the bottom surface of the window opening of the vehicle body. The stopper 27 may have any shape as long as rotation of the molding can be prevented.

[0013] The cap 15 of the blind rivet 2 is inserted into the mounting hole 21 of the base 18 of the clip 3, and the blind rivet 2 is held upright with respect to the base 18. Complete.
This assembled state is shown in FIG. In general,
It will be distributed as a product in the assembly completed state of FIG. However, each of the blind rivet 2 and the clip 3 can be traded separately.

A mall 5 suitable for use is shown in FIG. The molding 5 is formed as an elongated windshield molding having a certain length so as to close a gap between the end surface of the windshield glass and the vehicle body side wall surface. An elongated flat portion 29 sized to close a gap between the glass end surface and the side wall surface of the vehicle body is formed at an upper portion, and a locking portion 30 that locks to the molding mounting device 1 is downward from one edge of the flat portion 29. Extends to. A bent locking edge 31 is formed on the lower edge of the locking portion 30, and the bent locking edge 31 enters the holding portion 22 of the molding holding portion 19 of the clip 3 and
9, and is stopped by the locking claw 23. At a predetermined position of the engaging portion 30 of the molding 5, a height A
Thus, a rectangular cutout portion 33 having a width B is formed. The cutout portion 30 is formed on the base 1 of the clip 3.
8, a notch engaging portion 25 formed to project from
And the upper edge 34 is received and held in the slit 26. The molding notch 33 and the molding notch engaging portion 25 function to position the molding 5 at a predetermined position of the clip 3, and the clip 3 is fixed to the vehicle body by the blind rivet 2. The mounting position on the vehicle body can be determined. In this case, the width C of the molding notch locking portion 25 is set to be equal to the width of the molding notch 33 so as to accept the tolerance of the position of the mounting hole of the vehicle body 6 and the tolerance of the molding notch 33 of the molding 5. It is preferably formed shorter than B. Further, even when the molding 5 is long and requires a plurality of molding attachment devices, the width B of the molding notch 33 can be increased so as to absorb errors in the intervals between the attachment positions of the molding attachment devices. Further, the height A of the molding cut-out portion 33 is selected so that the upper edge portion 34 fits into the slit 26 to prevent the molding 5 from sinking further when the molding 5 is inserted.

The mounting operation of the molding 5 will be described with reference to FIGS. First, the mandrel 11 of the blind rivet 2 of the molding attachment device 1 of FIG. 3 is inserted into the jaw of the nose of the blind rivet fastening tool (not shown) from the tip and gripped, and the fastening tool holds the molding attachment device 1. . The cap 15 and the rivet body 10 of the molding attachment device 1 extending from the tip of the nose with the fastening tool
Then, the mandrel head 13 is inserted into a mounting hole 37 formed in a vertical wall surface 35 of the vehicle body 6 having a glass mounting opening, and the base portion 18 and the molding holding portion 19 of the clip 3 are inserted.
Is brought into contact with the vehicle body wall surface 35. In this state, when the trigger is pulled to operate the fastening tool, the mandrel 11 held by the fastening tool is pulled in the pulling direction. When the mandrel 11 is pulled so strongly by the fastening tool that it breaks at the small diameter portion 14 (see FIG. 1), the mandrel 1
The one enlarged diameter head 13 is deformed so as to expand a part of the rivet body 10, and the cap 15 is deformed. The broken mandrel is discharged from the tool through the nose of the fastening tool. The base portion 18 of the clip 3 is fixed to the vehicle body wall surface 35 by the enlarged diameter portion of the rivet body 10 and the flange 9, and the clip 3 is attached to the vehicle body wall surface 35. This state is shown in FIG. Since the blind rivet 11 is made of metal, the enlarged diameter portion obtained by plastic deformation of the rivet body 10 exerts a strong fixing force in cooperation with the flange 9. In addition, the plastic cap 15 has excellent sealing performance in the mounting hole 37.
Infiltration of rainwater or the like from the outside of the vehicle body can be reliably prevented.

As shown in FIG. 6, a windshield glass (ie, window glass) 37 is fixed to the vehicle body 6 to the vehicle body portion adjacent to the window opening using an adhesive or the like. Since a gap shown by S in FIG. 6 is formed between the end surface 38 of the glass 7 and the vehicle body wall surface 35, it is necessary to close the gap with a molding.

FIG. 7 shows a state in which a molding 5 for closing the gap S in FIG. 6 is mounted. The molding 5 is provided with an additional portion 39 made of synthetic rubber or the like on the basic portion shown in FIG. 4, and this additional portion 39 has a decorative property and a sealing property.
The molding 5 is positioned so that the molding notch 33 (see FIG. 4) corresponds to the molding notch engaging portion 25 of the clip 3, and then the direction of the arrow 41 from the position of the upper solid line in FIG. The locking portion 30 is moved downward along the vehicle body wall surface 35, and the locking edge portion 31 is moved downward.
Is inserted into the holding portion 22 of the molding holding portion 19 of the clip 3. At the end of the insertion, the upper edge 34 of the molding cut-out portion 33 is
Enter 6 and stop and lock. At this time, the locking rim 31 of the locking portion 30 of the molding 5 is locked to the locking claw 23 of the clip molding holding portion 19 to prevent the clip 5 from coming off. As described above, the molding 5 can be moved to the vehicle body wall 3 by a simple operation of merely pushing the locking portion 30 of the molding 5 into the clip 3 of the molding attaching device.
Fixed to 5. FIG. 8 shows a state after the mall 5 is fixed. In this figure, for convenience of explanation, it is to be understood that the mandrel 11 of the blind rivet 2 remains without being broken, but is actually broken, and the additional portion 39 of the molding 5 is also omitted. .

[0018]

According to the present invention, the clip is firmly fixed to the wall surface of the vehicle body by the blind rivet, and the molding is positioned so that its notch corresponds to the engaging portion of the clip. With the simple operation of simply moving the molding relative to the clip along the vehicle body wall, the locking end of the molding is clamped by the clip, and the notch of the molding is locked by the clip notch of the clip. The molding is firmly fixed to the vehicle body with a simple push-in operation. Further, since the clip can be easily attached by the blind rivet fastening tool, the cost can be reduced.

[Brief description of the drawings]

FIG. 1 is a front view of a blind rivet of a molding attachment device of the present invention.

FIG. 2 is a view showing a clip of the molding attaching device of the present invention, wherein (A) is a front view of the clip, (B) is a right side view of the clip, (C) is a plan view of the clip, and (D) is (B)
(E) is an enlarged view of a part of a circle e in (B).

FIG. 3 is an assembled plan view of the molding attachment device of the present invention in which a blind rivet is attached to a clip.

FIG. 4 is a perspective view of a typical molding used in the present invention.

FIG. 5 is a view showing a state in which the molding mounting device of the present invention is mounted on a vehicle body.

FIG. 6 is a view showing a state where a windshield glass is attached to a vehicle body to which a molding attaching device is attached.

FIG. 7 is a view showing that the molding is attached by using the molding attaching device of the present invention, and the molding is completed.

8 is a perspective view showing the mounting state of FIG. 7, and is a perspective view of a molding mounting apparatus showing a blind rivet portion in a schematic diagram before fastening for convenience of explanation.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 molding installation device 2 blind rivet 3 clip 5 molding 6 body 7 glass 9 flange 10 rivet body 11 mandrel 13 enlarged diameter head 14 breakable small diameter portion 15 cap 17 flange 18 base portion 19 molding holding portion 21 base portion hole 22 Nipping part 23 Locking claw 25 Mold notch locking part 26 Slit 27 Stopper 29 Mold flat part 30 Mold locking part 31 Locking edge 33 Mold notch 34 Locking edge of molding notch 35 Body wall surface

 ────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Seiji Sakai 1 Toyota Town, Toyota City, Aichi Prefecture Inside Toyota Motor Corporation (72) Inventor Kazuhiro Takao 3-4-7 Uchiyama, Chigusa-ku, Nagoya-shi, Aichi Pop-rivet Fastener F-term (reference) 3J001 BB02 DD01 3J022 DA11 DA15 EA42 EC16 FA05 FB03 FB05 FB16 HA03 HB02 HB07 3J036 AA05 AA07 BA02 BB01 BB08 EA15

Claims (7)

[Claims] 1. A molding attachment structure for attaching a molding to a vehicle body, comprising a blind rivet and a clip, wherein the blind rivet is a hollow cylindrical metal rivet body having a flange formed at one end, and penetrates the rivet body. And a metal mandrel extending therefrom, the mandrel is formed with an enlarged head at the end opposite to the flange of the rivet body, and a small-diameter portion that can be broken in the middle is formed. It has a plate-shaped base portion fixed to the vehicle body and a molding holding portion continuously extending in a plate shape from the plate-shaped base portion, and the base portion receives a rivet body and receives a blind rivet. A hole for supporting the molding in an upright state with respect to the molding holding portion is formed in the molding holding portion. The clip has a holding portion for receiving and holding the locking end portion, and a locking claw that locks to the held locking end portion to prevent the clipping portion from coming off. A notch engaging portion is formed so as to protrude from the holding portion and the engaging claw, and the engaging portion is held by being engaged with an edge of the notching portion. A slit is formed, and a notch portion is formed on the molding so as to be locked to the molding notch locking portion, and the mandrel is pulled so as to break the mandrel with the rivet body inserted in the vehicle body mounting hole. The clip is firmly fixed to the vehicle body by positioning the molding so that the notch portion thereof corresponds to the molding notch locking portion of the clip, and the molding is parallel to a plane including the molding holding portion and the base portion. Insert in the direction Molding mounting structure Mall is characterized in that it is attached to the vehicle body thus. 2. The structure according to claim 1, wherein the blind rivet further comprises a plastic tubular cap surrounding the tubular portion of the rivet body and the enlarged head of the mandrel. Construction. 3. The structure according to claim 1, wherein
The structure is characterized in that the molding is a windshield molding for closing a gap between an end face of the windshield glass and a vertical wall of the vehicle body adjacent to an opening of the vehicle body where the glass is mounted. 4. A molding installation device for attaching a molding to a vehicle body, comprising a blind rivet and a clip, wherein the blind rivet is a hollow cylindrical metal rivet body having a flange formed at one end and penetrates the rivet body. And a metal mandrel extending therefrom, the mandrel is formed with an enlarged head at the end opposite to the flange of the rivet body, and a small-diameter portion that can be broken in the middle is formed. It has a plate-shaped base portion fixed to the vehicle body and a molding holding portion continuously extending in a plate shape from the plate-shaped base portion. The base portion receives a blind rivet cap and receives the blind rivet. A hole is formed to support the base part upright,
The molding holding portion has a clamping portion that receives and clamps the locking end portion of the molding in parallel to a plane including the molding holding portion and the base portion, and locks the retaining end portion so as to prevent it from falling out. Further comprising a locking claw, wherein the clip has a molding cut-out portion locking portion projecting from the holding portion and the locking claw when viewed in the receiving direction of the molding locking end portion,
A molding attaching device characterized in that a slit is formed in the molding notch engaging portion so as to engage with and hold an edge of the molding notch. 5. The apparatus of claim 4, wherein the blind rivet further comprises a plastic tubular cap surrounding the tubular portion of the rivet body and the enlarged head of the mandrel. apparatus. 6. A molding attachment method for attaching a molding to a vehicle body, comprising: a metal rivet body of a hollow cylindrical body having a flange formed at one end; and a metal mandrel extending through the rivet body. Is a metal blind rivet having an enlarged diameter head formed at the end opposite to the flange of the rivet body and having a breakable small diameter portion formed in the middle, a plate-shaped base portion, and the plate-shaped base portion And a plastic clip having a molding holding portion extending continuously in a plate shape from the molding holding portion. The molding holding portion receives a locking end of the molding moving along a plane including the molding holding portion and the base portion. The clip has a holding portion, a locking claw that locks to the held locking end to prevent the clip from coming off. Stop claws Prepare a molding mounting device with a molding notch locking part that is more protruding than the above, and push the rivet body of the blind rivet and the enlarged head into the hole of the base until the flange contacts the base. Hold the blind rivet upright with respect to the base and insert the rivet body and enlarged head of the blind rivet supported upright on the base into the mounting holes of the vehicle until the base contacts the body surface. Then, pull the mandrel so strongly that it breaks at the small diameter part, expand the rivet body, fix the molding attachment device to the vehicle body, and make the notch of the molding correspond to the engaging part of the clip. And insert the molding in a direction parallel to a plane including the molding holding portion and the base portion to insert the molding holding portion, the locking claw, and the molding notch portion. Mall mounting method characterized by consisting of steps of attaching the molding to the vehicle body by parts. 7. The method according to claim 6, wherein the molding is a windshield molding for closing a gap between an end face of the windshield glass and a vertical wall of the vehicle body adjacent to an opening of the vehicle body for mounting the glass. A method characterized by: