JP5893531B2 - Mounting structure and mounting method for automotive door weatherstrip - Google Patents

Description

  The present invention relates to a mounting structure and a mounting method for an automotive door weatherstrip that is mounted on a door.

  An example of an automobile door weather strip mounting structure is described in Patent Document 1. The door weather strip includes an extruded part and a mold part. The mold part is integrally formed with a fin. This fin portion is fixed to the corner portion of the door by an outsert panel.

  Patent Document 2 describes an example of a door parting seal for automobiles. The door parting seal includes a welt portion, an intermediate web, and a seal lip. The welt portion is fixed to the front edge portion so as to grip the front edge portion of the rear door. The intermediate web is integrated with the welt portion and protrudes toward the outside of the vehicle body. The seal lip is integrated with the intermediate portion and protrudes toward the front side of the vehicle body. In the door parting seal configured as described above, the seal lip is pressed against the inner surface of the rear edge of the front door when the front door and the rear door are closed. As a result, the gap between the front door and the rear door is filled by the door parting seal.

  Patent Document 3 describes an example of an automobile door weather strip mounting structure. The door weather strip is attached to the periphery of the rear door and includes a hollow seal portion, an outer lip, and a parting seal portion. The outer lip is provided on the outer side of the hollow seal portion. The parting seal portion includes an assembly base attached to the front end of the rear door and a seal portion provided on the vehicle outer side of the assembly base. In the door weather strip mounting structure configured as described above, when the front door and the rear door are closed, the seal part of the parting seal part closes and seals the parting between the rear end of the front door and the front end of the rear door.

JP 2010-143516 A (FIG. 6) Japanese Patent Laying-Open No. 2011-5897 (FIG. 7) JP 2006-69494 A (FIG. 3)

  By the way, when an outsert panel as in Patent Document 1 is applied to a door weather strip mounting structure as in Patent Document 3, as shown in FIG. b and a door parting seal c such as the door parting seal of Patent Document 2 or the parting seal part of Patent Document 3 may be molded integrally. This is preferable in terms of the number of members.

  Here, the door parting seal c itself does not have positioning means in the edge continuous direction of the rear door front edge. Further, the molding part a of the door weather strip is formed of a material having low rigidity such as sponge rubber from the viewpoint of sealing performance, and the door parting seal c has a small cross-sectional area. Therefore, the rigidity of the connecting portion between the molded part a and the door parting seal c is low. As a result, when the door parting seal c is fixed to the front edge portion so as to grip the front edge portion of the rear door, the positioning accuracy of the door parting seal c is lowered due to the low-rigid connection portion. There is a fear. Further, when the door parting seal c is fixed to the front edge portion of the rear door, if the position is displaced, the seal lip d of the mold forming portion a is deformed by being dragged by the displacement, and the seal lip d If the molded part a is fixed to the door by the outsert panel e with the deformation, the deformation may be difficult to recover. This is not preferable in terms of appearance.

  This invention is made | formed in view of this point, and the place made into the subject exists in making the positioning accuracy of a door parting seal high, and not impairing the appearance of a door weather strip.

  In order to solve the above problems, the present invention is characterized in that an outsert panel and a door parting seal are integrated in advance.

  Specifically, the first invention is directed to an automobile door weather strip mounting structure that is mounted on a door, and the door weather strip is fixed to an adjacent door side corner portion of the door by an outsert panel. The door parting seal fixed to the adjacent door side edges of the door, the door parting seal is separate from the mold part, It is previously integrated with the outsert panel.

  According to a second aspect, in the first aspect, the outsert panel is formed of a material whose rigidity is higher than the rigidity of the material of the mold forming portion.

  The third invention is directed to a method for mounting an automotive door weatherstrip that is attached to a door. The outsert panel is integrated with the door parting seal after the outsert panel and the door parting seal are integrated in advance. The door weatherstrip mold forming part is fixed to the corner part of the doors adjacent to each other, and the door parting seal is fixed to the edge part of the doors adjacent to each other. To do.

  In a fourth aspect based on the third aspect, the outsert panel is formed of a material whose rigidity is higher than the rigidity of the material of the mold forming part.

  According to the first invention, since the outsert panel and the door parting seal are integrated in advance, the mold parts of the door weather strip are adjacent to each other in the door by the outsert panel integrated with the door parting seal. When the door parting seal is fixed to the adjacent door side edges of the door after being fixed to the door corner, the means for attaching the outsert panel to the door, such as the clip of the outsert panel Becomes the positioning means of the door parting seal, and the positioning accuracy of the door parting seal is enhanced. In addition, since the molded part and the door parting seal are separated, even if the position of the door parting seal is shifted, it is different from the case where the molded part and the door parting seal are integrated. Because of the deviation, the seal lip of the molded part is not deformed, and the appearance of the door weather strip is not impaired.

  According to the second invention, since the outsert panel is formed of a material whose rigidity is higher than the rigidity of the material of the molded part, the connecting part between the outsert panel and the door parting seal has high rigidity. Thus, the positioning accuracy of the door parting seal is reliably increased by the highly rigid connecting portion.

  According to the third aspect, the same effect as the first aspect can be obtained.

  According to the fourth aspect, the same effect as in the second aspect can be obtained.

It is a side view which shows an example of the motor vehicle which applies the attachment structure of the door weather strip which concerns on embodiment of this invention. It is the side view which looked at the attachment structure of the door weather strip which concerns on embodiment of this invention from the vehicle interior side. It is a side view which shows a door weather strip. It is a perspective view which shows the 1st extrusion molding part of a door weather strip. It is a perspective view which shows the 2nd extrusion molding part of a door weather strip. It is a side view which shows the outsert panel and door parting seal which were integrated. It is sectional drawing in the AA line of FIG. 2 in the state which closed the front door and the rear door. It is a side view explaining the subject of this invention.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. The following description of the preferred embodiments is merely exemplary in nature and is not intended to limit the invention, its application, or its use. In the following description, front and rear and top and bottom coincide with front and rear and top and bottom of an automobile.

  In the automobile shown in FIG. 1, 1 is a front door (corresponding to “adjacent doors”), and 2 is a rear door (corresponding to “doors”). The front door 1 is a door supported by a hinge on the vehicle body so as to open and close an opening of the vehicle body 3 (a front side entrance / exit of the passenger compartment). The rear door 2 is a door that is hinged to the vehicle body so as to open and close an opening 4 (rear entrance / exit of the vehicle compartment) 4 of the vehicle body 3. A long door weather strip 5 according to the present embodiment is attached to the peripheral portion of the rear door 2.

  That is, as shown in FIGS. 2 to 5, the door weather strip 5 includes a first extrusion molding portion 6 on the upper edge side of the rear door 2 and a second extrusion molding on the front edge side of the rear door 2 in the circle G shown in FIG. 1. A part 7 and a molded part 8 are provided. Extrusion parts 6 and 7 are formed in a straight line. The mold forming part 8 connects the extruded parts 6 and 7 together. The mold forming part 8 includes a main body part 21 and a fin part 22. The main body 21 is curved toward the front side of the vehicle body. The door weather strip 5 shown in FIG. 2 is attached to the rear door 2 on the right side of the vehicle body. Further, the triangle marks shown in FIG. 2 and the like mean that the white coating side is an extrusion molding portion and the black coating side is a mold molding portion.

  The extruded portions 6 and 7 and the main body portion 21 of the mold forming portion 8 include an attachment base portion 31 and a hollow seal portion 32. The extrusion molding parts 6 and 7 and the mounting base part 31 of the mold molding part 8 are attached to a retainer (not shown) having a substantially U-shaped cross section formed on the inner surface of the door panel 11 on the vehicle body. Alternatively, the attachment bases 31 of the extrusion molding parts 6 and 7 and the molding part 8 are attached to the inner surface of the door panel 11 by a clip 34 or an adhesive tape (not shown) provided beforehand. The extruded portions 6 and 7 and the hollow seal portion 32 of the mold forming portion 8 are integrated with the mounting base portion 31. The extruded portions 6 and 7 and the hollow seal portion 32 of the mold forming portion 8 are continuous with each other.

  The hollow seal portion 32 of the first extrusion molding portion 6 protrudes from the attachment base portion 31 to the vehicle body inner side. The first extrusion molding unit 6 includes a seal lip 33. The seal lip 33 is integrated with the mounting base 31 of the first extrusion molding portion 6 and protrudes to the outdoor side, that is, the outer peripheral side of the door weather strip 5 facing the outdoor side.

  The fin portion 22 of the mold forming portion 8 is integrated with the outer peripheral side of the main body portion 21, and the inner surface of the corner portion of the door panel 11 on the front side of the vehicle body, that is, the side of the door panel 11 adjacent to the front door 1. It covers the inside surface of the corner of the car body. The fin portion 22 is fixed to the inner surface of the corner portion of the door panel 11 by an outsert panel 9 separate from the fin portion 22 and the door panel 11. A seal lip 23 is integrally formed on the upper edge of the fin portion 22. The seal lip 23 protrudes to the outdoor side (upper side) from the fin portion 22 and is continuous with the seal lip 33 of the first extrusion molding portion 6.

  As shown in FIGS. 2 and 6, the outsert panel 9 is formed in a shape that substantially covers the fin portion 22 of the mold forming portion 8. A locking piece 41 and a clip piece 42 are integrally projected on the outer surface of the outsert panel 9 on the vehicle body. The locking piece 41 has an L-shaped cross section and is locked in a locking hole 22 a formed in the fin portion 22. As a result, the outsert panel 9 is attached to the inner surface of the fin portion 22 of the mold forming portion 8. The clip piece 42 passes through the through hole 22 b formed in the fin portion 22 and is fitted into a fitting hole (not shown) formed in the corner portion of the door panel 11. Thereby, the fin part 22 of the mold forming part 8 is fixed to the door panel 11 by the outsert panel 9. A protrusion 43 is integrally formed on the front edge of the outsert panel 9. The projecting portion 43 projects from the outsert panel 9 to the front side of the vehicle body and is formed in a flat shape.

  A long door parting seal (door center seal) 10 is integrally formed at the lower end of the protrusion 43 of the outsert panel 9. Thereby, the door parting seal 10 is integrated via the outsert panel 9 and the protrusion 43. On the other hand, the door parting seal 10 is separate from the extruded parts 6 and 7 and the mold part 8 of the door weather strip 5. The door parting seal 10 is formed in a straight line.

  As shown in FIG. 7, the door parting seal 10 includes a grip part 51, an intermediate part 52, and a seal lip 53. The grip portion 51 is formed in a substantially U shape having an indoor side wall 54 and an outdoor side wall 55, and a metal or resin core material 56 is embedded therein. The core member 56 increases the rigidity of the door parting seal 10. A lip 57 is provided inside the grip portion 51. The grip portion 51 is attached to a hemming portion 2c that is folded back so that the front edge portion of the outer panel 2a of the rear door 2 includes the front edge portion of the inner panel 2b. Thus, the door parting seal 10 is fixed to this edge so as to grip the front edge of the rear door 2, that is, the edge of the rear door 2 on the side of the adjacent front door 1.

  The intermediate part 52 of the door parting seal 10 is integrated with the outdoor side wall 55 of the grip part 51 and protrudes toward the outside of the vehicle body. The seal lip 53 of the door parting seal 10 is integrated with the intermediate portion 52, protrudes toward the front side of the vehicle body, and curves and bulges toward the outside of the vehicle body.

  The extrusion parts 6 and 7 and the mold part 8 of the door weather strip 5 are formed of sponge rubber. The outsert panel 9 is formed of a hard resin, and the protruding portion 43 is formed of a rubber-like elastic thermoplastic elastomer (olefin-based or styrene-based thermoplastic elastomer). That is, the outsert panel 9 and the protrusion 43 are formed of a material whose rigidity is higher than the rigidity of the material of the door weather strip 5. The door parting seal 10 is made of the same material as the door weather strip 5 or a different material. For example, the door parting seal 10 may be made of the same material as the protrusion 43.

  EPDM (ethylene-propylene-diene copolymer) can be preferably used as the material of the sponge rubber forming the door weather strip 5, but IR (isoprene rubber), CR (chloroprene rubber), thermoplastic elastomer ( Other rubber materials or other elastic materials having rubber-like elasticity such as olefin-based or styrene-based thermoplastic elastomer), soft polyvinyl chloride, and the like may be used.

  In the method of attaching the door weather strip 5 and the door parting seal 10 having the above-described configuration, the extrusion parts 6 and 7 of the door weather strip 5 are extruded. Then, as shown in FIG. 3, the molding part 8 of the door weather strip 5 is molded integrally with the extrusion molding parts 6 and 7. Thereby, the extrusion parts 6 and 7 and the mold part 8 of the door weather strip 5 are integrated in advance. Thereafter, the integrated extrusion molding parts 6 and 7 and the mounting base 31 of the mold molding part 8 are attached to the retainer of the door panel 11. Thereby, the extrusion molding parts 6 and 7 and the mold molding part 8 of the door weather strip 5 are attached to the inner surface of the door panel 11 on the vehicle body. Alternatively, the integrated extrusion molding parts 6 and 7 and the mounting base part 31 of the molding part 8 are attached to the inner surface of the door panel 11 by the clip 34 or adhesive tape.

  The outsert panel 9 is molded and the door parting seal 10 is extruded. Then, as shown in FIG. 6, the protruding portion 43 is molded integrally with the outsert panel 9 and the door parting seal 10. As a result, the outsert panel 9 and the door parting seal 10 are integrated in advance via the protrusion 43.

  Thereafter, as shown in FIG. 2, the locking piece 41 of the outsert panel 9 integrated with the door parting seal 10 is locked in the locking hole 22 a of the fin portion 22 of the molding portion 8, and the outsert panel Nine clip pieces 42 are inserted through the through holes 22 b of the fin portion 22 and fitted into the fitting holes of the corner portion of the door panel 11. Thus, the mold forming portion 8 of the door weather strip 5 is fixed to the inner surface of the corner portion of the door panel 11 by the outsert panel 9.

  Then, the grip part 51 of the door parting seal 10 is attached to the hemming part 2 c at the front edge part of the rear door 2. Thus, the door parting seal 10 is fixed to the front edge so as to wrap the front edge of the rear door 2.

  The door weather strip 5 and the door parting seal 10 are assembled to the rear door 2 as described above.

  Here, since the outsert panel 9 and the door parting seal 10 are integrated in advance, the molded part 8 of the door weather strip 5 is made to be a door panel in the rear door 2 by the outsert panel 9 integrated with the door parting seal 10. When the door parting seal 10 is fixed to the front edge portion so that the door parting seal 10 grips the front edge portion of the rear door 2 after being fixed to the corner portion on the front side of the vehicle body 11, the clip piece 42 of the outsert panel 9 is It becomes a positioning means for the door parting seal 10. That is, when the door parting seal 10 is assembled to the rear door 2, if the outsert panel 9 integrated with the door parting seal 10 is fixed to the door panel 11 of the rear door 2 before the door parting seal 10, the door parting seal 10 is positioned by the clip piece 42 of the outsert panel 9. Then, for example, the door parting seal 10 can be assembled in a series from the outsert panel 9 toward the lower side.

  Moreover, since the outsert panel 9 is made of a hard resin whose rigidity is higher than the rigidity of the material of the molded part 8, the connecting part between the outsert panel 9 and the door parting seal 10 has high rigidity. . Furthermore, if the protrusion 43 is formed of a material whose rigidity is higher than the rigidity of the material of the mold forming part 8, the connecting part between the outsert panel 9 and the door parting seal 10 is further increased in rigidity.

  Therefore, the positioning accuracy of the door parting seal 10 is enhanced by the clip piece 42 of the outsert panel 9 and its highly rigid connecting portion.

  In addition, since the molded part 8 and the door parting seal 10 are separated from each other, even if the position of the door parting seal 10 is shifted, the molded part and the door parting seal are integrated. On the other hand, because of the deviation, for example, the seal lip 23 of the molded part 8 is not deformed by being dragged by the deviation. Moreover, since the fin portion 22 of the molded portion 8 is fixed to the inner surface of the corner portion of the door panel 11 by the outsert panel 9, the fixing force of the molded portion 8 to the door panel 11 is secured.

  Therefore, the appearance of the door weather strip 5 is not impaired.

  In the door weather strip 5 having the above configuration, when the rear door 2 is closed, the hollow seal portion 32 and the seal lips 23 and 33 are pressed against the vehicle body panel.

  Further, in the door parting seal 10 configured as described above, as shown in FIG. 7, when the front door 1 and the rear door 2 are closed, the seal lip 53 is pressed against the inner surface of the rear edge portion of the front door 1. Thereby, the gap between the front door 1 and the rear door 2 is filled with the door parting seal 10.

  In addition, although the said embodiment is an example which applied the attachment structure of the door weather strip 5 which concerns on this invention to the seal | sticker of the rear door 2, application of this invention is not restricted to this. For example, the present invention can be applied to the seal of the front door 1.

  In the above embodiment, the door parting seal 10 includes the grip part 51, the intermediate part 52, and the seal lip 53, but the front parting seal 10 is configured so that the front parting seal 10 grips the front edge part of the rear door 2. As long as it is fixed to the edge, the structure is not limited to this.

  Furthermore, in the said embodiment, although the protrusion part 43 was formed with the material different from the outsert panel 9 and the door parting seal 10, it does not restrict to this. For example, the protrusion 43 may be formed of the same material as the outsert panel 9. In that case, the outsert panel 9 and the protrusion 43 are molded integrally with the door parting seal 10.

  Moreover, in the said embodiment, although the outsert panel 9 and the door parting seal 10 were integrated via the protrusion part 43, you may integrate these directly. In that case, the outsert panel 9 may be molded integrally with the door parting seal 10, or the outsert panel 9 and the door parting seal 10 may be integrated using an adhesive.

  Further, in the above embodiment, the outsert panel 9 and the door parting seal 10 are integrated in advance by molding, but the present invention is not limited to this. For example, the door parting seal 10 may be fitted into the outsert panel 9 so as to be integrated in advance, or the protrusion 43 and the door parting seal 10 may be bonded together using an adhesive. The panel 9 and the door parting seal 10 may be integrated in advance.

  Moreover, in the said embodiment, although the locking piece 41 protruded from the outsert panel 9, it is not necessary to provide this.

  Furthermore, in the said embodiment, although the extrusion molding parts 6 and 7 and the shaping | molding part 8 of the door weather strip 5 were integrated previously by mold shaping, it is not restricted to this. For example, these may be integrated by inserting the other into one of the extrusion molded parts 6 and 7 and the molded part 8.

  Moreover, in the said embodiment, although the extrusion parts 6 and 7 and the shaping | molding part 8 of the door weather strip 5 were integrated previously, these do not need to be integrated previously. In that case, the extrusion molding parts 6 and 7 and the molding part 8 may be separately attached to the rear door 2.

  Furthermore, in the said embodiment, although the core material 56 was embed | buried inside the grip part 51 of the door parting seal | sticker 10, this does not need to be embed | buried. In the case where the core material is embedded, the problem of the present invention is more likely to occur when the molded part and the door parting seal are integrated as described above.

  Moreover, in the said embodiment, the door parting seal 10 was fixed to the front edge part of the rear door 2 by attaching the grip part 51 of the door parting seal 10 to the hemming part 2c of the rear door 2, but the fixing means is This is not a limitation. For example, the grip part 51 may not be provided on the door parting seal 10, and the door parting seal 10 may be fixed to the front edge of the rear door 2 using a clip or tape instead.

  As described above, the door weather strip mounting structure and mounting method for an automobile according to the present invention can be used for applications where it is necessary to increase the positioning accuracy of the door parting seal and not to impair the appearance of the door weather strip. Can be applied.

1 Front door (adjacent doors)
2 Rear door (door)
5 Door weather strip 6 First extrusion molding part 7 Second extrusion molding part 8 Molding part 9 Outsert panel 10 Door parting seal

Claims (4)

An automotive door weatherstrip mounting structure to be attached to a door,
The door weatherstrip has a molded part fixed by an outsert panel at a corner part on the door side adjacent to each other in the door,
A door parting seal fixed to an edge of the door adjacent to the door;
The door door parting seal is a separate body from the mold forming part, and is integrated with the outsert panel in advance. In the mounting structure of the automobile door weather strip according to claim 1,
The structure for mounting an automobile weather strip, wherein the outsert panel is formed of a material whose rigidity is higher than that of the material of the molding part. An automotive door weatherstrip mounting method for mounting on a door,
After integrating the outsert panel and the door parting seal in advance,
The door weather strip mold-forming part is fixed to the corner part on the door side adjacent to the door by an outsert panel integrated with the door parting seal,
A method for attaching a door weather strip for an automobile, wherein the door parting seal is fixed to an edge of the door on the side of the adjacent door. A method for mounting an automotive door weatherstrip according to claim 3,
The outsert panel is formed of a material whose rigidity is higher than the rigidity of the material of the mold part.

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