JP2013091441A - Vehicle interior component - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a vehicle interior component which reduces both man-hour required for processing a peripheral edge terminal of an ornamental surface skin and production line design when manufacturing the same.SOLUTION: A core material 13 of an intermediate contacting member as the vehicle interior component includes a core material body 14 and a winding-in portion 15 which is rotatably disposed on a peripheral edge of the core material body 14 through a hinge portion 16 and to which the peripheral edge terminal of the ornamental surface skin 20 is bonded. The core material 13 winds in the peripheral edge terminal of the ornamental surface skin 20 to the back surface side of the core material 13 by folding the winding-in portion 15 to the core material body 14 so that the ornamental surface skin 20 faces outward. In addition, the winding-in portion 15 with its edge portion bent is kept folded back by allowing a bent portion 17 of the edge portion to be fitted into a through hole and allowing a nail portion 19 to be engaged to an edge portion of the winding-in portion 15 when folding back the winding-in portion 15 to the core material body 14.

Description

  The present invention relates to a vehicle interior part.

  2. Description of the Related Art Conventionally, in order to enhance interior decoration, a technique is known in which various skins including decorative skins such as fabric sheets are attached to a core material for vehicle interior parts (for example, door trims of side doors). (For example, refer to Patent Document 1).

  When manufacturing such an interior part, first, an adhesive is applied to the general part, that is, the surface (design surface) of the core material or the corresponding region of the skin, and this is dried and then subjected to a pressure-bonding treatment. As a result, the core material and the skin are bonded. Further, the skin has a size about one size larger than the surface size of the core material, and the peripheral edge of the skin is processed by being wound on the back surface side of the core material. Specifically, an adhesive is applied to the back surface of the core material peripheral region or the back surface of the peripheral edge of the skin, and is dried. Thereafter, the peripheral edge of the epidermis is folded back and adhered along the back surface of the core material by a manual operation or an entrainer.

JP 2008-668 A

  However, in the conventional method, when the peripheral edge of the decorative skin is processed, an adhesive application step is required to bond and fix the peripheral edge of the decorative skin to the back surface of the core material. A drying process is required to increase the temperature. Moreover, when the entrainment work is performed manually, a skillful technique is required, and when automating this, there is a concern about cost increase due to capital investment.

  The present invention has been made in view of such circumstances, and an object of the present invention is to reduce the number of steps required for processing the peripheral edge terminal of the skin and, at the same time, to achieve such processing with an easy work. Is to provide.

  In order to solve this problem, the present invention provides a vehicle interior part including a core material and a skin that is bonded and fixed to the surface of the core material. Here, the core material includes a core material main body, and a winding portion that is rotatably provided around the periphery of the core material main body via a hinge portion, and the peripheral edge of the epidermis is bonded, so that the epidermis faces outward. By folding the winding part around the core material body, the peripheral edge of the skin is wound on the back side of the core material. Further, the winding part has a bent shape at the tip part, and when the winding part is folded back with respect to the core material body, the bent part of the tip part is fitted into a through hole formed on the core material body side, The folded state is maintained by engaging the claw portion formed on the core body side with the tip portion.

  According to the present invention, the peripheral edge can be adhered to the entrainment portion together with the adhesion of the skin to the core body. Thereby, it is not necessary to apply an adhesive as a separate process to the peripheral terminal, and a drying process at that time is not necessary. Furthermore, the winding process with respect to the peripheral edge terminal of the skin is sufficient by folding the winding part around the hinge part with respect to the core body. For this reason, no skill required for the entrainment process is required, and the process can be completed by an easy operation. Therefore, an increase in cost due to equipment investment such as automation can be suppressed. Thereby, the man-hour required for the process of the peripheral terminal of an outer skin can be reduced, and a process can be achieved by an easy operation | work together.

  Further, the folded portion of the winding portion can be held by fitting the bent portion of the tip portion with the through hole and engaging the claw portion with the tip portion of the winding portion. By such a two-stage device, it is possible to suppress the inconvenience that the entrainment part returns to the natural state by the external force or the elastic force of the skin and the peripheral edge of the skin is not appropriately processed.

  Furthermore, by fitting the bent part of the tip part into the through hole, it also functions to close the through hole. By providing the through hole, the corresponding part of the epidermis is depressed and the appearance of the finished state deteriorates. Can be suppressed.

Side view schematically showing a side door of a vehicle to which a door trim as a vehicle interior part is applied AA sectional view of the door trim shown in FIG. Sectional drawing which shows the composition of a core material typically Schematic diagram showing the manufacturing process of the inscribed member

(First embodiment)
FIG. 1 is a side view schematically showing a side door of a vehicle to which a door trim 10 as an interior part for a vehicle is applied, and FIG. 2 is a cross-sectional view taken along line AA of the door trim 10 shown in FIG. A door inner panel (not shown) of the side door constitutes a part of a side wall panel of the passenger compartment, and a door trim 10 as a trim material is mounted on the side surface thereof.

  The door trim main body 11 constituting the main part of the door trim 10 is configured by attaching a skin to the surface of a resin core material having shape retention and mounting rigidity to the door panel. For example, a polypropylene resin mixed with talc can be used as the resin core material, and this material is formed into a required shape by press molding or a mold press molding method, and the skin is integrally attached when the resin core material is molded. Is done. As the skin, a TPO (thermoplastic olefin) sheet can be used.

  An inscribed member 12 for decoration is attached to the substantially central portion of the surface of the door trim main body 11. The intermediate member 12 is configured by pasting a decorative skin 20 on the surface of the core member 13.

  As the core material 13, resin, wood fiber board, or the like can be used. The core material 13 has a core material body 14 corresponding to the surface (design surface) exposed to the passenger compartment side in a desired shape and pattern, and the core material body 14 has a core material body on the back side thereof. The winding part 15 fixed in the state folded with respect to 14 is provided. The peripheral edge of the decorative skin 20 is bonded to the winding portion 15, and the peripheral portion of the decorative skin 20 is folded back so that the decorative skin 20 faces outward, whereby the peripheral edge of the decorative skin 20 is connected to the core 13. It is possible to perform a wrapping process on the back side of the.

  FIG. 3 is an explanatory view schematically showing a developed state of the core material 13. Due to such a folding structure of the winding part 15, the winding part 15 is rotatably provided on the periphery of the core body 14 via the hinge part 16.

  Further, the winding part 15 has a bent shape at the tip part, and when the winding part 15 is folded back with respect to the core body 14, the bent part 17 of the tip part is formed on the core material body 14 side. It fits in the through hole 18. Further, a claw portion 19 having a protrusion facing the through hole 18 is integrally formed with the core body 14. The claw portion 19 is engaged with the distal end portion of the winding portion 15 to maintain the folded state of the winding portion 15.

  As the decorative skin 20, a cloth sheet such as a cloth can be used to give an accent effect on the appearance to the skin of the door trim body 11. The decorative skin 20 is bonded and fixed to the core material 13 by an adhesive applied to the core material 13 or a corresponding region of the decorative skin 20. The decorative skin 20 is formed to have a size that is slightly larger than the surface size of the core body 14 serving as a design surface, and the peripheral end thereof is a region on the peripheral side of the hinge portion 16, that is, the entrainment portion. It is adhesively fixed to the surface of 15. The decorative skin 20 does not cover the entire surface of the core material 13 so that the engagement by the claw portion 19 is not hindered, and the core material 13 itself is exposed at a part of the front end portion side of the winding portion 15. Is set to

  Hereinafter, the manufacturing process of the inscribed member 12 will be described with reference to FIG. First, the core material 13 is created by a molding method using the core side mold 30 and the cavity side mold 31 (FIG. 4A).

  Next, after the adhesive material is applied to the surface of the core material 13 or the region of the decorative skin 20 corresponding to the core material and dried, the crimping device including the receiving jig and the pressure jig is used to form the core material 13. The surface and the decorative skin 20 are pressure-bonded (FIG. 3B).

  Next, the winding part 15 is folded back with respect to the core body main body 14 so that the decorative skin 20 faces outward by a manual operation by the operator. Along with this folding, the bent portion 17 of the winding portion 15 is fitted into the through hole 18 on the core body 14 side, and the top portion of the tip portion is engaged with the claw portion 19, whereby the winding portion 15 is folded back. Hold.

  The intermediate member 12 manufactured in this way is assembled to the assembly portion 11a of the door trim main body 11 using a locking means such as a clip (not shown) (see FIG. 2).

  As described above, in the present embodiment, the core member 13 of the intermediate member 12 that is an interior part for a vehicle is provided rotatably around the core member main body 14 and the periphery of the core member main body 14 via the hinge portion 16. And a winding portion 15 to which the peripheral edge of the decorative skin 20 is bonded. This core material 13 wraps the peripheral edge of the decorative skin 20 to the back surface side of the core material 13 by folding back the winding portion 15 with respect to the core body 14 so that the decorative skin 20 faces outward. .

  According to such a configuration, the peripheral edge can be bonded to the entrainment portion 15 along with the bonding of the decorative skin 20 to the core body 14. Thereby, it is not necessary to apply an adhesive as a separate process to the peripheral terminal, and a drying process at that time is not necessary. Furthermore, the winding process with respect to the peripheral terminal of the decorative skin 20 is sufficient by folding the winding part 15 around the hinge part 16 with respect to the core body 14. For this reason, no skill required for the entrainment process is required, and the process can be completed by an easy operation. Therefore, an increase in cost due to equipment investment such as automation can be suppressed. Thereby, the man-hour required for the process of the peripheral terminal of a decorative skin can be reduced, and a process can be achieved by an easy operation | work together.

  Further, in this embodiment, the winding portion 15 has a bent shape at the tip portion, and when the winding portion 15 is folded back with respect to the core body 14, the bent portion 17 of the tip portion is on the core material body 14 side. It fits in the through-hole 18 formed in this. In addition, the winding portion 15 is held in a folded state by the claw portion 19 formed on the core body 14 side engaging with the distal end portion of the winding portion 15.

  According to such a configuration, the folded portion 15 can be kept folded by fitting the bent portion 17 and the through hole 18 together. Further, by engaging the claw portion 19 with the tip portion of the winding portion 15, similarly, the folded state of the winding portion 15 can be maintained. By such a two-stage device, the inconvenience that the entrainment part 15 returns to the natural state by an external force or the elastic force of the decorative skin 20 and the peripheral terminal of the decorative skin 20 is not appropriately processed can be suppressed. .

  Moreover, although the bending part 17 and the through-hole 18 are fitted together, the folding | returning state of the winding-in part 15 is hold | maintained, but the corresponding | compatible part of the decorative skin 20 becomes depressed by this through-hole 18, and the appearance of a finished state deteriorates. There is a fear. However, according to the present embodiment, by fitting the bent portion 17 of the distal end portion into the through hole 18, it also functions to close the through hole 18, thereby suppressing the above-described deterioration in appearance. Can do.

  As mentioned above, although the interior part for motor vehicles concerning embodiment of this invention was demonstrated, it cannot be overemphasized that various deformation | transformation are possible within the scope of the invention, without this invention being limited to embodiment mentioned above. Absent. For example, as interior parts for automobiles, in addition to a centering member attached to a door trim, a door trim main body may be used, and it can be applied to various parts such as a center pillar garnish, a front pillar garnish, a rear pillar garnish, and an armrest. it can. Moreover, it can apply about various skins besides the decorative skins, such as a fabric sheet.

DESCRIPTION OF SYMBOLS 10 Door trim 11 Door trim main body 11a Assembling part 12 Centering member 13 Core material 14 Core material main body 15 Roll-in part 16 Hinge part 17 Bending part 18 Through-hole 19 Claw part 20 Decorating skin 30 Core side metal mold 31 Cavity side metal mold

Claims (1)

In vehicle interior parts,
A core material,
A skin that is bonded and fixed to the surface of the core material;
The core material is
A core body,
A winding portion that is provided rotatably on the periphery of the core body body via a hinge portion and to which the peripheral end of the skin is bonded;
By folding the winding part with respect to the core body so that the skin faces outward, the peripheral edge of the skin is wound around the back side of the core,
The winding part has a bent shape at the tip, and when the winding part is folded back with respect to the core body, the bent part of the tip is fitted into a through hole formed on the core body side. And a folded state is maintained by engaging a claw portion formed on the core body side with the tip portion.

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