JP5343717B2 - Mounting structure for vehicle interior parts - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a mounting structure capable of improving joining strength of a contact surface of a first board member and a second board member without impairing external appearance quality of a design surface in an interior trim member of a vehicle. <P>SOLUTION: In a trim side vertical wall part 13 erected in the inside/outside direction of the vehicle from a trim body part 11 of a trim board 10 and an ornament side vertical wall part 23 of an ornament 20 to be a mating surface with the trim side vertical wall part 13, a locking piece 15 and a locking hole 25 are formed, respectively. By inserting the locking piece 15 into the locking hole 25, the trim side vertical wall part 13 and the ornament side vertical wall part 23 can be directly locked. <P>COPYRIGHT: (C)2011,JPO&amp;INPIT

Description

  The present invention relates to a mounting structure for interior members in a vehicle such as an automobile.

  Conventionally, for example, those disclosed in Patent Documents 1 and 2 are known as mounting structures for interior members in vehicles.

  The door trim illustrated in Patent Document 1 has a structure in which a door trim and an ornament are individually attached to a door inner panel, and a through hole corresponding to the outer shape of the ornament is formed in the door trim. The ornament is previously attached to the door inner panel with an adhesive or the like, and the door trim is attached to the door inner panel, and the ornament is fitted into the through hole so that the ornament is exposed on the surface of the door trim. According to this structure, since the ornament is attached to the door inner panel, the ornament attachment structure in the door trim becomes unnecessary.

  On the other hand, the door trim described in Patent Document 2 has a structure in which an ornament is attached to the door trim, and an attachment window corresponding to the outer shape of the ornament is formed on the main board constituting the door trim main body. A portion projecting toward the outer periphery is provided at the peripheral portion of the ornament, and a plurality of attachment holes are formed in the portion. A plurality of cylindrical pins to be inserted corresponding to the mounting holes are provided on the outer peripheral surface of the main board mounting window on the outside of the vehicle, and these pins are inserted into the mounting holes and fitted and fastened by thermal caulking. Yes.

JP-A-7-304400 JP 2008-110714 A

  However, in the structure described in Patent Document 1, when there is a decorative member such as a skin on the surface of the ornament, the ornament is caused by the repulsive force of the decorative member such as the skin when the ornament is fitted to the door trim. There is a risk of a gap between the door trim and the aesthetic appearance of the design surface. Moreover, in the said structure of patent document 1, 2, when an ornament is set so that it may cover the side edge part of a door trim, for example, as shown in FIG. The structure which the ornament side standing wall part 23 of the ornament 20 overlaps is set. However, it is difficult to provide a fastening means between the rear vertical wall portion 13B and the ornament side vertical wall portion 23 in terms of structure (in terms of molding). If only the fitting structure is used, when the door trim or ornament is deformed, the ornament is the same as above There may be a gap between the door trim and the door trim, which may affect the appearance.

  The present invention has been completed based on the above circumstances, and joining the contact surfaces of the first board member and the second board member constituting the vehicle interior member without impairing the appearance quality of the design surface. It aims at providing the attachment structure of the interior member for vehicles which can improve intensity.

  The present invention is a mounting structure of a first board member and a second board member constituting an interior member for a vehicle, wherein the first board member includes a first board body portion and a peripheral portion of the first board body portion. A first standing wall portion erected in the vehicle interior and exterior direction, wherein the second board member is erected in the vehicle interior and exterior direction at the second board body portion and a peripheral edge portion of the second board body portion. A locking piece is formed on the first standing wall, and a locking hole for locking the locking piece is formed on the first standing wall, The first board member and the second board member are attached by inserting the locking pieces into the locking holes and locking each other.

  According to such an attachment structure, since the locking piece of the first standing wall portion is inserted into the locking hole of the second standing wall portion and locked, the compatible wall portion itself can be fastened. The deformation of the compatible wall portion can be prevented, and the occurrence of skies can be prevented. In addition, since the first standing wall portion and the second standing wall portion are erected in the vehicle inside / outside direction, setting for molding is easy, and on the vehicle inner surface, the first board body portion and the second board body respectively. It does not protrude along the inner surface of the vehicle from the periphery of the portion, and therefore, the protruding portion (standing wall portion) is unlikely to cause a concern that the design of the inner surface of the vehicle is degraded.

  One of the first board member and the second board member is a trim board and the other is an ornament, and the ornament is an ornament configured as the first board main body or the second board main body. A trim that includes a main body, an armrest having a step projecting from the ornament main body, and an ornament side vertical wall configured as the first standing wall or the second standing wall. The board includes a trim main body configured as the second board main body or the first board main body, an opening formed in the trim main body for fitting the ornament, the second standing wall or the And a trim-side standing wall portion that is configured as a first standing wall portion and protrudes from a peripheral edge of the opening.

  According to such a mounting structure, even when the ornament has a stepped portion and a fastening means cannot be provided at the stepped portion, the locking means provided on the trim board side standing wall portion and the ornament side standing wall portion are used. The trim side standing wall portion and the ornament side standing wall portion can be locked. Thereby, the joining strength of the contact surface of a trim board and an ornament can be raised, and it can prevent that skies generate | occur | produce between the said contact surfaces.

  In the ornament, the ornament side standing wall portion is formed to extend from the ornament main body portion to the arm rest portion, and the locking piece or the locking hole is the ornament main body portion of the ornament side standing wall portion. To the armrest portion. Thereby, since it can be locked directly by providing the locking means at the portion where the skid is likely to occur, a higher effect can be expected.

  ADVANTAGE OF THE INVENTION According to this invention, without impairing the external appearance quality of a design surface, the joining strength of the contact surface of the 1st board member which comprises a vehicle interior member, and a 2nd board member can be improved. An attachment structure can be provided.

The perspective view of the door trim which concerns on Embodiment 1. FIG. The perspective view of the door trim seen from the back before the ornament attachment which concerns on Embodiment 1. FIG. The perspective view of the door trim seen from the back after the ornament attachment which concerns on Embodiment 1 Part A enlarged view of FIG. BB sectional view of FIG. Sectional view of the same part as FIG. 5 in the prior art as a comparative example

<Embodiment 1>
Embodiment 1 of the present invention will be described with reference to the drawings.
The present embodiment is a mounting structure of a trim board (first board member) 10 and an ornament (second board member) 20 in a door trim 51 that constitutes a vehicle door 50 of an automobile or the like in FIG. It is attached inside the inner panel 52 of the door 50. Hereinafter, in each component, the front side in FIG. 1 is described as the vehicle inner side, the back side as the vehicle outer side, the left side as the front, and the right side as the rear.

  The door trim 51 shown in FIG. 1 includes the trim board 10 and the ornament 20. The trim board 10 constituting the main body portion of the door trim 51 is mainly made of synthetic resin, and various accessories and operation devices such as an inside handle 53, a switch panel 54, a speaker grill 55, and a door pocket 56 are provided inside the vehicle. It has.

  As shown in FIG. 2, the trim board 10 includes a trim main body portion (first board main body portion) 11 including the above-described accessories, an opening portion 12 provided at the rear of the switch panel 54 for attaching the ornament 20, It is comprised from the trim part standing wall part (1st standing wall part) 13 standingly arranged in the vehicle inside / outside direction from the edge part of the opening part 12. As shown in FIG. A plurality of cylindrical pins 14 for engaging and fastening the ornament 20 are formed on the periphery of the opening 12 so as to protrude in the vehicle interior / exit direction.

  A first rear standing wall portion 13 </ b> A positioned above the opening portion 12 and a second rear standing wall portion 13 </ b> B positioned below the opening 12 are formed in the trim side standing wall portion 13. The first rear standing wall portion 13A and the second rear standing wall portion 13B constitute a part of the rear side surface of the trim board 10, and the second rear standing wall portion 13B has a length (wall height) in the vehicle inside / outside direction. It is higher than that of the first rear vertical wall portion 13A. This is because the trim board 10 protrudes in the vehicle inward direction to form the armrest portion 22 from the middle portion in the vertical direction. The second rear standing wall portion 13B (that is, the lower rear portion of the trim side standing wall portion 13) is formed with a locking piece 15 for locking a second armrest vertical wall portion 23B on the lower side of the ornament 20 described later. ing. The locking piece 15 is positioned on the upper side of the pin 14A that fastens this portion, and is provided on the second rear vertical wall portion 13B, and has a form extending toward the outside in the vehicle inside / outside direction.

  The ornament 20 is formed of a synthetic resin or the like, and includes an ornament main body portion (second board main body portion) 21, an armrest portion 22 projecting from the ornament main body portion 21 with a step inside the vehicle, and an ornament main body. An ornament side standing wall portion (second standing wall portion) 23 is provided so as to stand from the outer peripheral edge portion of the portion 21 toward the inside and outside of the vehicle. An attachment seat 24 having an attachment hole 24 </ b> A for inserting the pin 14 of the trim board 10 is formed to project toward the outer periphery of the ornament main body 21 at the end of the ornament side wall 23.

  On the rear side of the ornament side standing wall portion 23, a first armrest standing wall portion 23A located above and a second armrest standing wall portion 23B located below the first armrest standing wall portion 23B are formed. The armrest standing wall portions 23A and 23B become mating surfaces with the rear standing wall portions 13A and 13B, respectively, when the ornament 20 is fitted into the opening 12 of the trim board 10. The maximum dimension of the second armrest standing wall portion 23B in the vehicle inside / outside direction is equal to the maximum distance in the vehicle inside / outside direction from the vehicle outer end surface of the trim main body portion 11 to the vehicle inner end surface. A rear mounting hole 24B for receiving the rear pin 14A for fastening this portion is formed in the second armrest standing wall portion 23B. Further, a locking hole 25 is formed in the second armrest standing wall portion 23B (that is, the lower rear portion of the ornament side standing wall portion 23), which is located above the rear mounting hole 24B.

The present embodiment is configured as described above, and the attachment procedure is as follows.
As shown in FIGS. 2 and 3, the ornament 20 is attached from the rear surface of the trim board 10. After the corresponding pins 14 of the trim board 10 are inserted into the respective mounting holes 24A, the heads of the pins 14 are welded from the back surface of the trim board 10 using instruments such as ultrasonic vibrations and heat trowels. 10 and the ornament 20 are fastened together. Further, as shown in FIGS. 4 and 5, the locking piece 15 is inserted into the locking hole 25, the locking piece 15 is engaged with the end surface of the locking hole 25, and the second rear vertical wall portion 13 </ b> B, The second armrest standing wall 23B is locked.

  As described above, in the present embodiment, when the ornament 20 is fitted into the opening 12 of the trim board 10, the engagement piece 15 is inserted into the engagement hole 25, so that the trim becomes a mating surface over a wide range. The space between the second rear standing wall portion 13B of the board 10 and the second armrest standing wall portion 23B of the ornament 20 can be locked. Thereby, since the surfaces of the compatible wall portions 13B and 23B that have not been provided with the locking means over a wide range can be directly locked, the deformation of the second rear standing wall portion 13B and the second armrest standing wall portion 23B is suppressed. Further, it is possible to suppress the occurrence of a gap between the compatible wall portions 13B and 23B. Further, since the locking piece 15 extends outward in the vehicle inside / outside direction, the locking piece 15 can be easily inserted into the locking hole 25 when the ornament 20 is fitted to the trim board 10. Can be inserted.

  The reason why the locking means of the present invention is provided on the mating surface of the second armrest standing wall portion 23B and the second rear standing wall portion 13B in the present embodiment is as follows.

  First, it is mentioned that the attachment position of the ornament 20 is located at the end of the trim board 10. Since the ornament 20 is attached to the end of the trim board 10, the mounting seat 24 for providing the pin 14 cannot be provided behind the trim board 10. Therefore, in this embodiment, the second armrest standing wall portion is provided. Locking means was provided on the mating surface of 23B and the second rear vertical wall portion 13B.

  Furthermore, the trim board 10 and the ornament 20 of the present embodiment are both formed by injection molding, and the direction in which the molding die is drawn coincides with the direction in which the ornament 20 is fitted into the trim board 10. Therefore, the pin 14 standing vertically from the trim side standing wall portion 13 cannot be formed. Therefore, the locking means of the present invention is formed on the mating surface of the second armrest standing wall portion 23B and the second rear standing wall portion 13B. Was established.

  Since the compatible wall portions 13 and 23 are erected in the vehicle interior / exterior direction, the rear standing wall portions 13A and 13B can be provided without impairing the appearance quality of the design surface by providing a locking means on the standing wall portion. And the armrest standing wall portions 23A and 23B can be increased in bonding strength. Further, in order to attach the ornament 20 to the trim board 10 by providing a locking means on each standing wall portion, a mounting seat 24 having a mounting hole 24A having a shape projecting from the outer peripheral edge of the ornament main body 21 to the outer periphery. It is possible to remove the restriction of having to be provided. In other words, in the portion where the design is restricted by providing the mounting seat 24, the locking means is provided on the trim side standing wall portion 13 and the ornament side standing wall portion 23. 24), the degree of freedom in design can be improved while maintaining sufficient bonding strength.

<Other embodiments>
The present invention is not limited to the embodiments described with reference to the above description and drawings. For example, the following embodiments are also included in the technical scope of the present invention.

(1) In the first embodiment, only the ornament 20 is attached to the opening 12 of the trim board 10. However, even if the decoration member such as the skin 30 is attached to the surface of the ornament 20. Good. According to the conventional structure as shown in FIG. 6, since there is no locking means between the trim side standing wall portion 13 and the ornament side standing wall portion 23, the skin 30 is repelled against the trim side standing wall portion 13. There is a risk that a gap may occur between the compatible wall portions 13 and 23. On the other hand, according to the present invention, as shown in FIG. 5, the locking piece 15 is inserted into the locking hole 25 while the skin 30 is sandwiched between the trim side standing wall portion 13 and the ornament side standing wall portion 23. By inserting, it is possible to hold the joint between the compatible wall portions 13 and 23 with a force stronger than the repulsive force of the skin 30. Thereby, even when a decorative member such as the outer skin 30 is attached to the surface of the ornament 20, it is possible to prevent the deformation of the compatible wall portions 13 and 23 and the occurrence of skies therebetween without impairing the appearance quality of the design surface. it can.

(2) In Embodiment 1 described above, the locking piece 15 is provided in the trim side standing wall portion 13 and the locking hole 25 is provided in the ornament side standing wall portion 23. A locking hole 25 may be provided on the ornament side, and a locking piece 15 may be provided on the ornament side wall 23.

10 ... Trim board (first board member)
11 ... Trim body (first board body)
13 ... Trim side wall (first wall)
13A, 13B ... Rear vertical wall (first vertical wall)
15 ... locking piece 20 ... ornament (second board member)
21 ... Ornament body (second board body)
22 ... Armrest 23 ... Ornament side wall (second wall)
23A, 23B ... Armrest standing wall (second standing wall)
25. Locking hole

Claims (3)

A trim board and ornament mounting structure that constitutes an interior member for a vehicle,
Wherein the trim board, and the trim main body, the and the opening for formed in the trim main body portion fitting the ornament, a said trim body portion wall part that will be erected on the vehicle inner and outer directions in the peripheral portion of the A trim-side standing wall formed to project from the periphery of the opening ,
The ornament includes an ornament main body , an armrest portion having a step projecting from the ornament main body, and an ornament side standing wall standing upright in the vehicle at the periphery of the ornament main body. With
On the trim side standing wall portion, the locking piece extending toward the outside of the vehicle from the trim side standing wall portion is formed,
The ornament side standing wall portion is formed with a locking hole for locking the locking piece,
By the locking member is locked to one another are inserted into the locking hole, it is the shall and the trim board and the ornament is mounted,
The ornament is attached from the back of the trim board so that the trim side standing wall portion and the ornament side standing wall portion become a mating surface,
When the ornament is attached to the trim board, the trim piece is inserted into the inside and outside of the vehicle with respect to the lock hole and locked to each other, so that the trim side standing wall portion and the ornament side standing wall portion are The vehicle interior member mounting structure is characterized in that are mutually locked . A skin material is attached to the surface of the ornament,
When the ornament is attached to the trim board, the locking piece is inserted into the locking hole in a state where the skin material is sandwiched between the trim side standing wall portion and the ornament side standing wall portion. The mounting structure for a vehicle interior member according to claim 1. In the ornament, the ornament side standing wall portion is formed across the armrest portion from the ornament main body portion,
The said latching piece or the said latching hole is formed in the part over the said armrest part from the said ornament main body part among the said ornament side standing wall parts, The Claim 1 or Claim 2 characterized by the above-mentioned. Mounting structure for interior materials for vehicles.

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