JP5776570B2 - Panel joint structure - Google Patents

Description

  The present invention relates to a panel bonding structure.

  Conventionally, a protrusion is provided on a part of the outer panel so as to cover the adhesive protruding from the panel joint, and the protrusion protrudes from the joint by blocking the washing water sprayed toward the vehicle body. A panel joint structure that prevents the adhesive from scattering is known (for example, see Patent Document 1 below).

JP 2009-35208 A

  However, in the conventional structure, in the painting process of the vehicle body, the liquid body and the liquid pressure when the vehicle body enters or exits the degreasing liquid tank, the chemical conversion liquid tank, and the ED liquid tank protrudes from the panel joint. It is possible that the adhesive is scattered. If the scattered adhesive adheres to the surface of the vehicle body, the coating quality may be degraded.

  In view of the above facts, an object of the present invention is to obtain a panel joint structure capable of suppressing the scattering of the adhesive protruding from the panel joint in the vehicle body painting process.

The panel joint structure according to the present invention as set forth in claim 1 is a first panel having a first joint part, and a second joint part joined between the first joint part via an adhesive. A second panel having a third joint, and a third joint joined to the second joint, and the end of the third joint is the first joint and the second joint. A third surface extending toward an extension in a direction in which the first and second bonding portions extend, and an end surface of which is an adhesive surface protruding from between the first and second bonding portions. e Bei the panel, the end portion of the third joint, the first in the second joint extends in a direction away from said via a step portion and the second joint portion An extension portion disposed on an extension of the joint surface with the joint portion, and the extension portion is formed between the first joint portion and the second joint portion. There is a bonding surface of the adhesive protruding from.

  By the way, when the vehicle body to which the panel joint structure according to the first aspect of the present invention is applied enters or exits a liquid tank filled with a liquid such as ED coating, the first joint and the second The adhesive protruding from between the joints is affected by the liquid flow and the liquid pressure of ED coating. However, in the first aspect of the present invention, the adhesive protruding from between the first joint and the second joint is adhered to the end of the third joint. In other words, the protruding adhesive is held by adhering to the end of the third joint.

The panel joint structure according to the present invention as set forth in claim 2 is characterized in that in the panel joint structure according to claim 1 , a windshield glass is joined to the third joint portion.

The panel joint structure according to the third aspect of the present invention is the panel joint structure according to the first aspect, wherein an end portion of the third joint portion extends from the first joint portion and the second joint portion. It is characterized by extending in a direction substantially the same as the existing direction.

In this invention of Claim 3 , the edge part of the 3rd junction part is extended toward the direction substantially the same as the direction where a 1st junction part and a 2nd junction part are extended. Therefore, the adhesive protruding from between the first joint and the second joint adheres along this extended portion. As a result, in the present invention according to the third aspect, an area to which the protruding adhesive adheres can be further secured. That is, the protruding adhesive is more firmly held by the end of the third joint.

The panel joint structure according to the first and second aspects of the present invention has an excellent effect that the adhesive protruding from the panel joint can be prevented from scattering in the painting process of the vehicle body. .

The panel joint structure according to the third aspect of the present invention has an excellent effect that it is possible to further suppress the scattering of the adhesive protruding from the joint portion of the panel in the painting process of the vehicle body.

  The panel joint structure according to the third aspect of the present invention has an excellent effect that the visibility from the cabin can be further secured.

(A) is sectional drawing which shows the panel joining structure which concerns on embodiment, (B) is an expanded sectional view which shows the part which the adhesive protruded. (A) is a perspective view which shows the vehicle body to which the panel joining structure which concerns on embodiment is applied, (B) is sectional drawing along the 2B-2B line | wire in (A). (A) is sectional drawing which shows the panel joining structure which concerns on a modification, (B) is an expanded sectional view which shows the part which the adhesive protruded.

The panel bonding structure according to the embodiment will be described with reference to FIGS. 1 and 2. The front side in the vehicle front-rear direction is indicated by an arrow FR, the outer side in the vehicle width direction is indicated by an arrow OUT, and the upper side in the vehicle vertical direction is indicated by an arrow UP. Moreover, in the following description, when using the front and rear direction and the up and down direction, unless otherwise specified, the front and rear direction of the vehicle and the up and down direction of the vehicle are shown.

  As shown in FIGS. 2A and 2B, the panel joint structure 38 of the present embodiment is applied to the C pillar 20 provided on the side portion of the vehicle body 10. Hereinafter, the side part of the vehicle body 10 will be described first, and then the C pillar 20 will be described.

  As shown in FIG. 2A, the side portion of the vehicle body 10 of the present embodiment includes a rocker 13 and a roof side rail 14 that extend along the floor of the vehicle body 10 and the end of the roof 12 in the vehicle width direction outside. I have. Further, the side portion of the vehicle body 10 includes an A pillar, a B pillar 18 and a C pillar 20 (not shown) that connect the rocker 13 and the roof side rail 14 in the vehicle vertical direction. Further, a substantially rectangular front side door opening 22 is formed on the side of the vehicle body 10 by the A pillar, the roof side rail 14, the B pillar 18 and the rocker 13 in a side view of the vehicle. Further, a substantially rectangular rear side door opening 24 is formed on the side of the vehicle body 10 by the B pillar 18, the roof side rail 14, the C pillar 20, and the rocker 13 in a side view of the vehicle. As described above, the front side door opening 22 and the rear side door opening 24 are closed by the front side door 26 and the rear side door 28, so that the cabin 30 and the outside of the vehicle can be opened and closed. Further, the side portion of the vehicle body 10 includes a D pillar 34 that extends from the rear end portion of the roof side rail 14 toward the vehicle lower side and forms a part of the back door opening 32. Further, a quarter windshield glass 36 as a windshield glass is provided between the C pillar 20 and the D pillar 34 at the side of the vehicle body 10.

  Next, the configuration of the C pillar 20 will be described.

  As shown in FIG. 2 (B), the C pillar 20 includes an inner panel 40 disposed on the inner side in the vehicle width direction, a reinforcement panel 42 disposed on the outer side in the vehicle width direction of the inner panel 40, and this reinforcement. And an outer panel 44 disposed outside the panel 42 in the vehicle width direction.

  The inner panel 40 as a first panel includes a base wall portion 46 extending in the vehicle vertical direction and the front-rear direction, and a front inclined wall portion 48 that is bent and extends outward from the front end portion of the base wall portion 46 in the vehicle width direction. And a front flange portion 50 extending from the end of the front inclined wall portion 48 on the vehicle width direction outer side toward the vehicle front side. Further, the inner panel 40 includes a rear inclined wall portion 52 that bends and extends from the rear end portion of the base wall portion 46 toward the outer side in the vehicle width direction, and an end portion of the rear inclined wall portion 52 on the outer side in the vehicle width direction. The rear flange portion 54 is provided as a first joint portion that is bent toward the vehicle rear side.

  The reinforcement panel 42 as the second panel includes a front wall portion 56 extending in the vehicle vertical direction and the front-rear direction. The front end portion of the front wall portion 56 is a front-side joint portion 58 that is joined to the front flange portion 50 of the inner panel 40. Further, the reinforcement panel 42 is bent toward the vehicle rear side from the inclined wall portion 60 that is bent and extended outward from the rear end portion of the front wall portion 56 in the vehicle width direction. And a rear wall portion 62 extending in the direction. The rear end portion of the rear wall portion 62 is a rear joint portion 64 as a second joint portion that is joined to the rear flange portion 54 of the inner panel 40. Moreover, as shown in FIG. 1A, an adhesive 66 is interposed between the rear flange portion 54 of the inner panel 40 and the rear joint portion 64 of the reinforcement panel 42. The adhesive 66 has fluidity before the adhesive 66 is cured.

  As shown in FIG. 2B, the outer panel 44 as a third panel includes a base wall portion 68 extending in the vehicle vertical direction and the front-rear direction, and a front end portion of the base wall portion 68 directed inward in the vehicle width direction. And a front inclined wall portion 70 that is bent and extends. Further, the outer panel 44 includes a front flange portion 72 that is bent and extends from the end of the front inclined wall portion 70 in the vehicle width direction toward the vehicle front side and is joined to the front joint portion 58 of the reinforcement panel 42. Yes. The front flange portion 72, together with the front flange portion 50 of the inner panel 40 and the front side joint portion 58 of the reinforcement panel 42, constitutes an attachment portion to which a door opening weather strip (not shown) is attached.

Further, the outer panel 44 extends to the vehicle rear side through a stepped portion 74 formed by bending inward in the vehicle width direction from the rear end portion of the base wall portion 68, and is connected to the rear side panel 42 on the rear side. A rear flange portion 76 is provided as a third joint portion joined to the portion 64. Further, as shown in FIG. 1A, the rear flange portion 76 is directed toward the vehicle rear side from the rear end portion of the reinforcement panel 42 and the rear end portion of the rear flange portion 54 of the inner panel 40. An extending portion 76A extending in the direction is provided. Further, the rear flange portion 76 includes a protruding portion 76B that is bent and extends substantially perpendicularly from the rear end portion of the extending portion 76A toward the inside in the vehicle width direction. The protrusion 76B is disposed on an extension in the direction in which the rear joint portion 64 of the reinforcement panel 42 and the rear flange portion 54 of the inner panel 40 extend. Further, the projecting portion 76 </ b> B is disposed so as to be separated from the rear joint portion 64 of the reinforcement panel 42 and the end portion of the rear flange portion 54 of the inner panel 40. Further, as shown in FIG. 1B, the distance D1 between the rear joint portion 64 of the reinforcement panel 42 and the end of the rear flange portion 54 of the inner panel 40 and the protruding portion 76B is the rear of the reinforcement panel 42. The distance is set such that the adhesive 66 protruding from between the side joint portion 64 and the rear flange portion 54 of the inner panel 40 adheres. This distance D1 is appropriately set in consideration of the amount and position of the adhesive 66 applied.

  Further, spot welding is applied to the rear flange portion 76 of the outer panel 44, the rear joint portion 64 of the reinforcement panel 42, and the rear flange portion 54 of the inner panel 40. As a result, the rear flange portion 76 of the outer panel 44, the rear joint portion 64 of the reinforcement panel 42, and the rear flange portion 54 of the inner panel 40 are joined by this spot welding and the adhesive 66. Further, a quarter windshield glass 36 is fixed to the outer surface of the rear flange portion 76 in the vehicle width direction.

(Operation and effect of this embodiment)
Next, the operation and effect of this embodiment will be described.

  The vehicle body 10 (see FIG. 2A) to which the panel joining structure 38 of the present embodiment is applied is painted in the manufacturing process of the vehicle body 10. Hereinafter, as an example, ED coating, which is a primer coating, will be described.

  First, the vehicle body 10 is placed in a tank filled with an ED coating liquid. Next, a voltage is applied between the vehicle body 10 and the electrode in the tank to energize it. Then, a coating film is deposited on the surface of the vehicle body 10. Thereafter, after the vehicle body 10 is lifted from the tank, the excess paint is removed by washing with water. Next, a coating curing process is performed. Since the ED coating is a primer coating, the vehicle body 10 is then subjected to a top coating for decoration purposes.

  By the way, in the ED coating process, when the vehicle body 10 enters or leaves the tank filled with the coating liquid, the rear flange portion 54 of the inner panel 40 and the rear joint portion 64 of the reinforcement panel 42 The adhesive 66 protruding from the space is affected by the flow of the coating liquid and the liquid pressure. However, in the present embodiment, the adhesive 66 protruding from between the rear flange portion 54 of the inner panel 40 and the rear joint portion 64 of the reinforcement panel 42 is a protrusion formed on the rear flange portion 76 of the outer panel 44. Accumulated in a state of adhering to 76B. In other words, the protruding adhesive 66 is held by adhering to the protrusion 76B. As a result, in the present embodiment, it is possible to prevent the adhesive 66 protruding from the panel joint from being scattered in the vehicle body painting process.

  In the present embodiment, the protrusion 76B formed on the rear flange portion 76 of the outer panel 44 is substantially the same as the direction in which the rear flange portion 54 of the inner panel 40 and the rear joint portion 64 of the reinforcement panel 42 extend. It is bent toward the orthogonal direction. In other words, the adhesive 66 protruding from between the rear flange portion 54 of the inner panel 40 and the rear joint portion 64 of the reinforcement panel 42 is formed at the front end of the rear flange portion 54 of the inner panel 40 and the rear side of the reinforcement panel 42. The front end of the joint part 64 is surrounded by the extension part 76A and the protrusion part 76B of the rear flange part 76 of the outer panel 44. As a result, it is possible to further secure an area where the protruding adhesive 66 adheres, and the protruding adhesive 66 is hardly affected by the liquid flow or the liquid pressure of the coating liquid for ED coating. That is, in the present embodiment, it is possible to further suppress the adhesive protruding from the panel joint in the vehicle body painting process.

  In the present embodiment, the protrusion 76B formed on the rear flange portion 76 of the outer panel 44 is substantially the same as the direction in which the rear flange portion 54 of the inner panel 40 and the rear joint portion 64 of the reinforcement panel 42 extend. It is bent toward the orthogonal direction. Therefore, compared with the case where this part is not bent, the opening area of the windshield glass opening to which the quarter windshield glass 36 is attached is widened. As a result, in the present embodiment, it is possible to further secure a field of view when the outside of the vehicle is confirmed from the cabin 30 through the quarter windshield glass 36.

  In the present embodiment, the protrusion 76B formed on the rear flange portion 76 of the outer panel 44 is substantially the same as the direction in which the rear flange portion 54 of the inner panel 40 and the rear joint portion 64 of the reinforcement panel 42 extend. Although the example bent toward the orthogonal direction has been described, the present invention is not limited to this. What is necessary is just to set suitably the angle by which this protrusion part 76B is bent in the range with which the effect of this invention is acquired.

(Modification)
Next, the panel joining structure of the present invention according to a modification of the above embodiment will be described with reference to FIG. In addition, about the member same as the said embodiment, the same code | symbol is attached | subjected and the description is abbreviate | omitted.

As shown in FIG. 3A, the panel joining structure 78 according to the present modification is a step formed by bending the rear end portion of the rear flange portion 76 of the outer panel 44 toward the inner side in the vehicle width direction. It is characterized in that it extends to the vehicle rear side via the portion 76C. Further, a portion on the vehicle rear side with respect to the stepped portion 76C serves as a rear side extension portion 76D as an extension portion.

  Specifically, the rear side extension portion 76D extends in substantially the same direction as the direction in which the rear side joining portion 64 of the reinforcement panel 42 and the rear side flange portion 54 of the inner panel 40 extend. Further, the inner surface in the vehicle width direction of the rearward extending portion 76 </ b> D is disposed substantially flush with the inner surface in the vehicle width direction of the rear joint portion 64 of the reinforcement panel 42. Further, as shown in FIG. 3B, the distance D2 between the front end portion of the rearward extending portion 76D and the rear joint portion 64 of the reinforcement panel 42 and the end portion of the rear flange portion 54 of the inner panel 40 is The distance is set such that the adhesive 66 protruding from between the rear joint portion 64 of the reinforcement panel 42 and the rear flange portion 54 of the inner panel 40 adheres.

(Operation and effect of this modification)
Next, the operation and effect of this modification will be described.

  In the panel joint structure 78 according to this modification, the adhesive 66 protruding from between the rear flange portion 54 of the inner panel 40 and the rear joint portion 64 of the reinforcement panel 42 is applied to the rear extension portion 76D of the outer panel 44. Accumulated in an attached state. In other words, the protruding adhesive 66 is held by adhering to the rear side extension 76D. As a result, in the present embodiment, in the vehicle body painting process, it is possible to prevent the adhesive 66 protruding from between the rear flange portion 54 of the inner panel 40 and the rear joint portion 64 of the reinforcement panel 42 from being scattered. Can do.

  In the above embodiment and the modification, the example in which the present invention is applied to the C pillar 20 has been described. However, the present invention can be applied to a joint portion of another vehicle body that joins three panels.

Although one embodiment of the present invention has been described above, the present invention is not limited to the above, and various modifications other than the above can be implemented without departing from the spirit of the present invention. Of course.

36 Quarter Windshield Glass (Windshield Glass)
38 Panel joint structure
40 Inner panel (first panel)
42 Reinforce panel (second panel)
44 Outer panel (third panel)
54 Rear flange (first joint)
64 Rear side junction (second junction)
66 Adhesive
76 Rear flange (third joint)
78 Panel joint structure

Claims (3)

A first panel having a first joint;
A second panel having a second joint joined to the first joint via an adhesive;
It has the 3rd joined part joined to the 2nd joined part, and the end of this 3rd joined part is extension on the direction where the 1st joined part and the 2nd joined part extend. A third panel extending toward the edge and having an end thereof as an adhesive surface of the adhesive protruding from between the first joint and the second joint;
Bei to give a,
An end portion of the third joint portion extends in a direction away from the second joint portion via a stepped portion, and is formed on a joint surface of the second joint portion with the first joint portion. A panel having an extending portion disposed on the extension, and the extending portion being an adhesive surface of the adhesive protruding from between the first joint portion and the second joint portion. Junction structure. The third panel joining structure according to claim 1, wherein the windshield glass is joined to the junction.   The panel joint structure according to claim 1, wherein an end portion of the third joint portion extends in substantially the same direction as a direction in which the first joint portion and the second joint portion extend.