JP4627732B2 - Interior lining mounting structure - Google Patents

Description

  The present invention relates to an interior lining mounting structure in which interior linings such as a rear side lining, a luggage side lining, a door lining, and the like are attached to a vehicle body panel. The present invention relates to an interior lining mounting structure with improved durability without causing deformation or breakage.

  FIG. 8 is a front view showing the rear side lining 1 attached to the interior surface of the side wall panel at the rear of the vehicle. As shown in FIG. 9, the rear side lining 1 is formed by laminating a skin 3 that is molded into a required shape and is excellent in touch and appearance performance on the surface of a resin core material 2 having shape retention. In order to attach the rear side lining 1 to the vehicle body panel 4, the clip base 5 is fixed to the back surface of the resin core material 2 in the rear side lining 1 by ultrasonic welding or the like, and the clip 6 attached to the clip base 5 is attached to the vehicle body panel 4. The rear side lining 1 is attached to the vehicle body panel 4 by being fitted into the mounting holes 4a. A conventional example of attaching an interior lining represented by a rear side lining 1 to a vehicle body panel via a clip is shown in detail in Patent Document 1.

  Further, a conventional example of the clip base 5 will be described with reference to FIG. 10. The clip base 5 is composed of a general-purpose synthetic resin injection molded body, and is located at a predetermined position on the back surface of the resin core material 2 in the rear side lining 1. In order to attach firmly, it comprises a plate-like base body 5a having a wide contact area with the resin core material 2, and a clip seat 5b formed in an embossed shape from the base body 5a. Actually, ultrasonic welding is applied to a plurality of locations 5 a and the clip base 5 is welded and fixed to a predetermined position of the rear side lining 1.

JP 7-52726 A

  Thus, conventionally, in order to attach an interior lining such as the rear side lining 1 to the vehicle body panel 4, the clip base 5 is welded and fixed to the back surface of the rear side lining 1, and the clip 6 attached to the clip base 5 is attached. For example, when the rear side lining 1 is removed from the vehicle body panel 4 at the time of vehicle maintenance or the like, the terminal 1a of the rear side lining 1 and the vehicle body panel 4 are removed as shown in FIG. By inserting a finger or a tool between the edge decoration member 7 mounted on the flange and separating the rear side lining 1 in the direction away from the vehicle body panel 4 (in the direction of the arrow in FIG. 11), the rear side lining is operated. 1 was removed, but in particular, the terminal 1a of the rear side lining 1 was bent and deformed. Easily, as shown in FIG. 11, the clip base 5 has been pointed out a problem that peeling from the rear side lining 1. Further, when the clip base 5 is not peeled off, as shown in FIG. 12, the stress concentrates on the bent base portion (indicated by symbol “a” in the figure) of the terminal 1a of the rear side lining 1, and this portion a is damaged. There was a problem that.

  The present invention has been made in view of such circumstances, and is an attachment structure for an interior lining that is attached to the interior surface side of a vehicle body panel. When removing the interior lining from the vehicle body panel during maintenance or the like, the clip is provided. The object is to provide an interior lining mounting structure that can reliably prevent peeling of the base and damage to the interior lining, enhance the durability of the interior lining, and facilitate the removal work. .

In order to achieve the above object, according to the present invention, a clip base is attached to a predetermined position on the back surface of an interior lining, and the clip base has a plate-like shape having a wide contact area with the attachment surface of the interior lining. It consists of a base body and a clip seat that is formed in an embossed shape from this base body and attaches a clip for attaching to the vehicle body panel. By fitting the clip attached to the clip seat into the attachment hole of the vehicle body panel, In the interior lining attachment structure attached to the vehicle body panel, one side edge of the base body in the clip base extends toward the edge of the interior lining, and the extension is strengthened by a reinforcing rib. pieces are formed, and the edge portion of the edge portion and the interior lining of the extension piece is substantially equal, Rainin for extension piece decorated Of by being polymerized via many contact areas on the back, has been enhanced strength of the edge portion of the interior lining, when removing the interior lining from the vehicle body panel, the flexural deformation of the interior lining It is characterized in that it can be avoided .

  Here, the interior lining can be applied to all linings that are detachably mounted on the interior side of the vehicle body panel, such as rear side lining, luggage side lining, and door lining. For interior linings, resin cores are molded into the required shape using conventional molding methods such as mold press molding, injection molding, press molding, etc., and the surface feel is applied to the surface of the resin core. In addition, a laminated structure having a skin with excellent appearance performance can be used. Moreover, you may comprise the interior lining with the single body of a resin molding. Furthermore, in addition to configuring the interior lining as a single body, an assembly structure formed by joining the divided bodies such as an upper and lower divided body and a left and right divided body can also be employed.

  The clip base attached to a predetermined position on the back surface of the interior lining is composed of a thermoplastic resin injection molded body, a mold press molded body, or the like. The thermoplastic resins that can be used are polyethylene resin, polypropylene resin, polystyrene resin, polyethylene terephthalate resin, polyvinyl alcohol resin, vinyl chloride resin, polyamide resin, polyacetal resin, polycarbonate resin, ionomer resin, One type of thermoplastic resin selected from acrylonitrile / butadiene / styrene (ABS) resin or the like, or a thermoplastic resin blended with two or more types can be used. Furthermore, a filler can also be used in a thermoplastic resin. Examples of the filler that can be used include inorganic fibers such as glass fiber and carbon fiber, and inorganic particles such as talc, clay, silica, and calcium carbonate. Moreover, various additives, such as antioxidant, a ultraviolet absorber, a coloring agent, a flame retardant, and a low shrinkage agent, may be mix | blended.

  The clip base is configured by a base body that is attached to the back surface of the interior lining with a wide contact area and obtains a strong support strength, and a clip seat formed in an embossed shape from the base body. Furthermore, an extension piece is formed on the terminal side of the base body so as to coincide with the edge of the interior lining, and this extension piece has a rigid rigidity by integrating the reinforcing rib. ing. In addition, it is preferable from the viewpoint of work environment and work efficiency that the clip base is welded and fixed at a predetermined position on the back surface of the interior lining by ultrasonic welding, heat welding, etc. It is also possible to adhere and fix by applying an agent or the like.

  As is apparent from the above configuration, according to the interior lining mounting structure of the present invention, an extension piece extending toward the edge of the interior lining is formed on the edge of the base body in the clip base. The extension piece has a structure in which the rigidity is reinforced by the reinforcing rib, and the edge portion of the interior lining is firmly supported by the extension piece. Insert a finger or a tool into the space between the car body panel, pull the interior lining indoors, and remove the interior lining from the car body panel. The edge of the interior lining is not deflected. Therefore, the clip base is not peeled off from the interior lining, and the interior lining is not deformed or damaged.

  Furthermore, in a preferred embodiment of the present invention, the end edge portion of the extension piece extended to the base body in the clip base is provided with a locking flange that is bent in a hook shape along the vertical direction. The locking flange is engaged with the edge of the interior lining.

  According to this embodiment, since the locking flange is bent toward the indoor side at the end edge of the extension piece of the base body in the clip base, the locking flange is provided in the interior. The clip base can be easily and accurately positioned at a predetermined position of the interior lining by engaging with the edge of the interior lining. And since this locking flange is aligned with the edge of the interior lining, this locking flange serves as a mark at the time of removal, and is excellent in removal workability, and the rigidity of the terminal is further enhanced. Further, since the access range at the time of removal is increased, the interior lining can be further prevented from being damaged.

  As described above, according to the mounting structure for an interior lining according to the present invention, an extension piece extending toward the edge of the interior lining is formed on the clip base attached to a predetermined position on the back surface of the interior lining. The edge of the interior lining is firmly supported by the clip base by this extension piece. When removing the interior lining from the vehicle body panel during maintenance, the edge of the interior lining and the interior Even if a load is applied to the joint between the lining for the clip and the clip base, it is possible to reliably prevent the problem that the clip base peels off from the interior lining and the problem that the terminal portion of the interior lining is deformed or damaged. The durability of the interior lining can be improved and the interior It can be smoothly carried out to disassemble the training has the effect that it is possible to improve the workability relating to maintenance.

  DESCRIPTION OF EMBODIMENTS Hereinafter, preferred embodiments of an interior lining mounting structure according to the present invention will be described in detail with reference to the accompanying drawings. Note that the gist of the present invention is as described in the scope of claims, and the contents of the embodiments described below are merely examples of the present invention.

  FIGS. 1 to 7 show an embodiment of the present invention. As an interior lining, an embodiment applied to a rear side lining mounted on the interior side of a side wall panel at the rear of a vehicle is shown. FIG. 1 shows a rear side lining. FIG. 2 is a cross-sectional view showing a state in which the rear side lining is attached to the vehicle body panel, and FIGS. 3 and 4 show clip bases used when attaching the rear side lining to the vehicle body panel from the lining side and the panel side. FIG. 5 is an explanatory view showing a state in which the rear side lining is removed, and FIGS. 6 and 7 show modifications of the clip base used in the rear side lining mounting structure according to the present invention. Is a perspective view of the clip base, and FIG. 7 is a cross-sectional view showing the mounting structure of the rear side lining.

  1 and 2, the configuration of the rear side lining 10 applied to the present invention will be described. The rear side lining 10 is composed of an upper and lower divided body of an upper lining 20 and a lower lining 30. The upper lining 20 is composed of a synthetic resin injection molded body (single body), and the lower lining 30 is made of resin. A laminated structure in which a skin 32 is mounted on the surface of the core material 31 is used. The resin material and the molding method used for molding the upper lining 20 and the lower lining 30 use a general-purpose resin material and an existing method. In this embodiment, the upper lining 20 is formed by injection molding PP resin. Molded. On the other hand, the resin core material 31 in the lower lining 30 is formed by extruding PP resin mixed with wood powder or polyester fiber into a plate shape, heat-softening the plate-shaped raw fabric, and then cold-pressing it into a required shape. Is done. The skin 32 is made of polyester cloth or the like, and is integrally formed when the resin core material 31 is cold-press molded. A hanger 21 is attached to the upper lining 20, and lids 33 and 34 having different dimensions are attached to the center and the rear of the lower lining 30.

  Next, an aspect in which the rear side lining 10 is attached to the vehicle body panel will be described by exemplifying the relationship between the lower lining 30 and the panel in the rear side lining 10. That is, the clip base 40 is attached to the rear surface of the rear side lining 10, and the clip 50 attached to the clip base 40 is fitted into the attachment hole 61 of the vehicle body panel 60 so that the rear side lining 10 is attached to the vehicle body. It is attached to the panel 60. Further, the front edge portion 10 a of the rear side lining 10 is in contact with the seal lip 63 of the edge decoration member 62 fitted to the front end flange of the vehicle body panel 60.

  By the way, this invention has the characteristics in the attachment structure which attaches this rear side lining 10 to the vehicle body panel 60, and has devised the shape of the clip base 40 especially. That is, the clip base 40 is composed of an injection molded body of a thermoplastic resin or a mold press molded body. Usable thermoplastic resins include polyethylene resins, polypropylene resins, polystyrene resins, polyethylene terephthalate resins, polyvinyl alcohol resins, vinyl chloride resins, polyamide resins, polyacetal resins, polycarbonate resins, ionomer resins. One type of thermoplastic resin selected from acrylonitrile / butadiene / styrene (ABS) resin or the like, or a thermoplastic resin blended with two or more types can be used. Moreover, a filler can also be used in a thermoplastic resin. Examples of the filler that can be used include inorganic fibers such as glass fiber and carbon fiber, and inorganic particles such as talc, clay, silica, and calcium carbonate. Moreover, various additives, such as antioxidant, a ultraviolet absorber, a coloring agent, a flame retardant, and a low shrinkage agent, may be mix | blended.

  In this embodiment, a polypropylene resin is used as a material for the clip base 40. Further, the clip base 40 includes a base body 41 that abuts on the rear side lining 10, actually the back surface of the resin core 31 in the lower lining 30 in a wide area, and a clip seat formed in an embossed form from the base body 41. 42. The base main body 41 has reinforcing ribs 411 extending in the vertical and horizontal directions, and the peripheral flange 412 is bent to enhance the rigidity. Further, the clip seat 42 includes a clip holding hole 421 for mounting the clip 50, and a guide plate 422 serving as a guide when the clip 50 is inserted is provided upright.

  Further, the base body 41 of the clip base 40 used in the present invention is formed with an extension piece 43 extending toward the front edge 10a of the rear side lining 10, and the extension piece 43 extends in the vertical direction. Reinforcing ribs 431 extending upright are erected to enhance the rigidity. Therefore, as shown in FIG. 2, in a state where the clip base 40 is attached to the rear side lining 10, the end edge portion 43a of the extension piece 43 and the end edge portion 10a of the rear side lining 10 are substantially coincident with each other. A large abutting area is ensured corresponding to the area 43, the support strength of the clip base 40 is strengthened, and in particular, bending deformation of the edge 10a of the rear side lining 10 which is easy to bend is avoided by the extension piece 43. Can be made.

  FIG. 5 shows a state in which the rear side lining 10 according to the present invention is removed from the vehicle body panel 60. That is, in order to remove the rear side lining 10 from the vehicle body panel 60 during maintenance or the like, a user or a tool is inserted between the edge decoration member 62 and the end edge portion 10a of the rear side lining 10 to remove the rear side lining 10. Do. In that case, as shown in the drawing, the end edge portion 10a of the rear side lining 10 and the end edge portion 43a of the extension piece 43 in the clip base 40 are both used as finger hooks, and the opposite end edge is used as a fulcrum to separate from the vehicle body panel 60. The edge 10a of the rear side lining 10 does not bend and deform even when it is rotated in the direction to be moved, and there is no fear that an external force is applied in the peeling direction of the clip base 40. Therefore, the rear side lining 10 is deformed or damaged. Such as the above-mentioned problems and peeling problems of the clip base 40 can be reliably prevented.

  Therefore, in the present embodiment, since the extension piece 43 is set on the clip base 40 so as to support the edge 10a of the rear side lining 10, a larger contact area of the clip base 40 with the rear side lining 10 is secured. In addition, the attachment strength of the clip base 40 is strengthened, and when the rear side lining 10 is removed, the extension piece 43 can be removed as a finger hook, so that the clip base 40 can be detached or the rear side lining 10 can be deformed. In addition, problems such as breakage can be reliably prevented, the durability of the rear side lining 10 can be enhanced, and maintenance work can be performed easily and smoothly.

  6 and 7 show a modification of the mounting structure of the rear side lining 10 according to the present invention. As shown in FIG. 6, the inner side of the clip base 40A along the edge 43a of the extension piece 43 is further inside. A locking flange 44 is formed along the up and down direction, which is bent to the end edge portion 10 a of the rear side lining 10. Accordingly, the locking flange 44 can be accurately positioned by engaging with the end edge portion 10 a of the rear side lining 10. As a result, the clip base 40 can be easily and accurately positioned at a predetermined position on the back surface of the rear side lining 10, and the clip base 40A can be quickly attached to the rear side lining 10. Further, since the locking flange 44 is engaged with the end edge portion 10 a of the rear side lining 10, the locking flange 44 serves as a mark for removal, and the rigidity of the end edge portion 10 a of the rear side lining 10 is determined. Is further strengthened, and the access range at the time of removal is increased, so that the rear side lining 10 can be more reliably prevented from being damaged.

  The embodiment described above is applied to the mounting structure of the rear side lining 10 that attaches the rear side lining 10 to the vehicle body panel 60, but can be applied to interior linings in general such as luggage side lining and door lining. Further, although the clip base 40 is welded and fixed to the back surface of the rear side lining 10 by ultrasonic welding, a fixing means such as a heat welding method or adhesive fixing may be employed.

It is a front view of the rear side lining which shows one Example of the interior lining which concerns on this invention. It is the II-II sectional view taken on the line in FIG. It is the perspective view which looked at the clip base used when attaching the rear side lining shown in FIG. 1 to a vehicle body panel from the rear side lining side. It is the perspective view which looked at the clip base shown in FIG. 3 from the vehicle body panel side. It is explanatory drawing which shows the state which removes the rear side lining shown in FIG. 1 from a vehicle body panel. It is a perspective view which shows the modification of the clip base shown in FIG. It is sectional drawing which shows the attachment structure of the rear side lining which uses the clip base shown in FIG. It is a front view which shows the conventional rear side lining. It is the IX-IX sectional view taken on the line in FIG. It is explanatory drawing which shows the clip base used for the conventional rear side lining. It is explanatory drawing which shows the malfunction at the time of the removal of the conventional rear side lining. It is explanatory drawing which shows the malfunction at the time of the removal of the conventional rear side lining.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Rear side lining 10a Edge part 20 Upper lining 30 Lower lining 31 Resin core material 32 Skin 33,34 Lid 40 Clip base 41 Base main body 411 Reinforcement rib 412 Peripheral flange 42 Clip seat 421 Clip holding hole 422 Guide plate 43 Extension piece 431 Reinforcement Rib 43a End edge 44 Locking flange 50 Clip 60 Body panel 61 Mounting hole 62 Edge decoration member 63 Seal lip

Claims (2)

A clip base (40) is attached to a predetermined position on the back surface of the interior lining (10), and the clip base (40) is a plate-like shape having a wide contact area with the attachment surface of the interior lining (10). The base body (41) and an embossed shape formed from the base body (41), and a clip seat (42) for mounting a clip (50) to be attached to the vehicle body panel (60), are provided. In the attachment structure of the interior lining (10) attached to the vehicle body panel (60) by fitting the clip (60) attached to the vehicle body panel (60) into the attachment hole (61),
One side edge of the base body (41) in the clip base (40) is extended toward the edge (10a) of the interior lining (10), and the rigidity is reinforced by the reinforcing rib (431). An extension piece (43) is formed , the end edge portion (43a) of the extension piece (43) and the end edge portion (10a) of the interior lining (10) substantially coincide, and the extension piece (43) By being polymerized on the back surface of the interior lining (10) through many contact areas, the strength of the edge (10a) of the interior lining (10) is enhanced, and the vehicle body panel (60) An interior lining mounting structure characterized in that bending deformation of the interior lining (10) can be avoided when the interior lining (10) is removed from the interior . The clip base (40) is provided with a locking flange (44) that is bent in a hook shape along the vertical direction at the edge of the extension piece (43) that extends to the base body (41). The attachment structure for an interior lining according to claim 1, wherein the locking flange (44) is engaged with an end edge (10a) of the interior lining (10).

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