JP2008184001A - Door trim structure for vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To surely position and mount a waist garnish on a trim body, and reduce a restriction on the designs of the trim body and the waist garnish. <P>SOLUTION: The waist garnish 60 comprises a waist part mounting portion 61 mounted on the waist part 22 of the trim body 10 in an overlapped state and a waist part extension portion 62 so formed on the waist part mounting portion 61 as to be curved downward. The connection part between the waist part extension portion 62 and the waist part mounting portion 61 is formed at a step part 63 where the waist part mounting portion 61 drops downward. With the end surface 22a of the waist part 22 brought into contact with the step part 63, the waist part mounting portion 61 is overlappingly mounted on the waist part 22. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a vehicle door trim structure in which a separate waist garnish is attached to a waist portion of a trim body so as to extend the waist portion.

Conventional vehicle door trim structures described in Patent Literature 1 and Patent Literature 2 are known.
JP2003-81021A. JP-A-10-226235.

  According to the vehicle door trim structure described in Patent Document 1, the trim main body has a trim upper, a trim center, and a trim lower in order from the top, and screws are respectively screwed into cylindrical mounting bosses (not shown). By doing so, it is set as the integral structure joined and fixed sequentially.

  The trim upper is bent so that the upper end of the trim upper is bent downward, and the waist portion is integrally formed.Using the front end hanging portion formed on the waist portion, the trim upper An inner seal for preventing rainwater and the like from entering the passenger compartment is installed in between.

  For this reason, the shape of the trim upper becomes an undercut shape due to the presence of a curved shape formed so as to be continuous with the upper end portion thereof, and a special molding die such as a straight-up block is used for molding. Not only is this necessary, but the design is limited to some extent in order to secure the punching distance of the mold.

  Therefore, according to the vehicle door trim structure described in Patent Document 2, as shown in FIG. 3, the waist portion b in the trim upper a is curved so as to protrude outward in the vertical direction. The end surface portion c is formed to be a straight surface extending in the up-down direction, and is configured by being mounted with a separate garnish d.

  And the waist garnish d comprises a waist part attaching part e that is superposed and attached along the lower surface of the waist part b, and a waist part extending part f that is suspended downward after being continuous thereto, The inner seal g was mounted using the waist extension site f.

  Therefore, in the conventional vehicle door trim structure shown in FIG. 3, the waist portion on the trim upper a side and the waist portion extension portion of the waist garnish d are continuous, and the design requirements of the trim upper a can be satisfied. At the same time, since the waist extension part f has a separate structure, the trim upper a is not undercut, and can be molded without using a special mold such as a straight-up block. Become.

  However, when attaching the waist garnish d to the waist part b, if the inner seal g is attached using the waist part extension part f, it is ensured that the inner seal g does not tilt with respect to the waist part extension part f. In order to make it adhere, it is necessary for the end surface part c of the waist part b and the outer surface of the waist part extension part f to be substantially flush with each other in the vertical direction.

  However, the mounting of the waist garnish d on the waist b of the trim upper a is substantially flush with the end surface c of the waist b and the outer surface of the waist extension part f of the waist garnish d due to molding errors or the like. There is a possibility that it is made in a state having a step.

  In such a case, the inner seal g is attached with an inclination relative to the waist portion extension portion f by the step between the end surface portion c of the waist portion b and the outer surface of the waist portion extension portion f of the waist garnish d. This may affect the sealing performance of the inner seal g.

  In addition, the shape of the trim upper a or the waist garnish d must be set so that the end surface portion c of the waist portion b and the outer surface of the waist portion extension portion f of the waist garnish d are substantially flush with each other. The design selection range in the part is also restricted.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a vehicle door trim structure in which the attachment of a waist garnish to a trim body is surely positioned and the design restrictions of the trim body and the waist garnish are reduced. .

  A vehicle door trim structure according to the present invention is a vehicle door trim structure in which a separate waist garnish is attached to a waist portion of a trim body, and the waist garnish is superposed on the waist portion. A waist portion attachment portion that is attached to the waist portion, and a waist portion extension portion that is bent downward while being curved with respect to the waist portion attachment portion. The connection portion with the attachment portion is formed in a stepped portion such that the waist portion attachment portion falls downward, and the waist attachment portion is in a state where the end surface portion of the waist portion is in contact with the stepped portion. It is characterized in that it is configured to be superposed and attached to the waist part.

  According to the present invention configured as described above, when the waist garnish is attached to the trim body, the connecting portion between the waist portion attachment portion and the waist extension portion in the waist garnish is formed as a step portion, By abutting the end face of the waist of the trim body against the part, the waist garnish can be attached to the trim body under a reliable positioning, and the abutment position between the step and the end face is appropriately selected Since it is possible, restrictions on the design of the trim body and the waist garnish can be reduced.

  Next, an embodiment according to the present invention will be described with reference to FIGS.

  FIG. 1 is a perspective view of a vehicle door trim employing an embodiment according to the present invention, drawn from the passenger compartment side, and FIG. 2 is a cross-sectional view taken along line AA of FIG.

  In FIG. 1, a trim main body 10 is divided into upper and lower parts for the purpose of improving the appearance performance, simplifying the molding die, etc., and the trim upper 20, trim center 30 and trim lower are arranged from the upper side to the lower side. As shown in FIG. 2, a skin material 70 is stretched on the surface of the trim upper 20 on the passenger compartment side, and the passenger compartment of the trim center 30 is also connected. A skin material 71 is also stretched on the side surface. Similarly, a skin material may be stretched on the trim lower 40.

  Further, an ornament 50 is mounted in the recess in the connecting portion between the trim upper 20 and the trim center 30 for the purpose of beauty. That is, a cylindrical mounting boss 51 protrudes from the back side of the ornament 50, and the cylindrical mounting boss 51 is provided at the mounting hole 31 provided at the upper end of the trim center 30 and at the lower end of the trim upper 20. After being inserted into the mounting hole 21, the trim upper 20, the ornament 50, and the trim center 30 are fastened together by screwing a screw 23 into the cylindrical mounting boss 51, thereby forming an integral structure.

  Although not shown, the lower end of the trim center 30 and the upper end of the trim upper 20 are fastened together, for example, by screwing a screw into a mounting boss, so that the trim center 30 and the trim lower 40 are also integrally configured. Yes.

  The upper end portion of the trim upper 20 is curved and formed in a shelf shape to form a waist portion 22, and the end surface portion 22 a of the waist portion 22 is formed in a straight surface extending in the vertical direction. .

  A waist garnish 60 is attached to the waist portion 22.

  Although not shown, the waist garnish 60 substantially extends the waist portion 22 and the waist portion attachment portion 61 to be attached so as to be superposed on the waist portion 22 by, for example, caulking by ultrasonic welding of an attachment boss. And a waist extension part 62.

  The connecting portion between the waist portion attachment portion 61 and the waist portion extension portion 62 is formed in a stepped portion 63 such that the waist portion attachment portion falls one step downward.

  Therefore, when attaching the waist portion attachment portion 61 to the waist portion 22 by superposition, the end surface portion 22a of the waist portion 22 is in contact with the stepped portion 63, and the waist portion 22 and the waist portion are extended. The part 62 is configured so as to be substantially flush with each other on the outer side surfaces, and the surface of the waist part extension part 62 is extended and stretched.

  Moreover, the waist part extension part 62 has the drooping part 62a extended downward, and you may make it mount | wear with the inner seal not shown in the drooping part 62a.

  The ornament 50 is provided with an inside handle 52, and the trim lower 40 is provided with an armrest portion 41, a pocket portion 42, or a speaker grille 43.

  When configured as described above, when the waist garnish 60 is attached to the trim upper 20 of the trim body 10, a connecting portion between the waist portion attachment portion 61 and the waist portion extension portion 62 in the waist garnish 60 is formed as the step portion 63. Therefore, the waist garnish 60 can be positioned and attached to the trim upper 20 by abutting the end surface portion 22a of the waist portion 22 of the trim upper 20 against the step portion 63, and the step portion 63 is mounted. Since the abutting position between the end face portion 23a and the end face portion 23a can be selected as appropriate, design restrictions on the trim upper 20 and the waist garnish 60 in the trim body 10 can be reduced.

  As described above, when the waist garnish is attached to the trim main body, the present invention has a connection part between the waist part attachment part and the waist extension part in the waist garnish formed as a step part. By abutting the end face part of the waist part in the trim body, the waist garnish can be attached to the trim body under a reliable positioning, and the abutting position between the step part and the end face part can be selected as appropriate. In order to reduce the design restrictions of the trim body and waist garnish, a separate waist garnish is attached to the waist of the trim body, and an inner seal is attached to the waist garnish. It can be said that it is suitable for the door trim structure for vehicles.

It is the perspective view which drawn the vehicle door trim which employ | adopted embodiment which concerns on this invention from the vehicle interior side. It is AA sectional drawing of FIG. It is the longitudinal cross-sectional view which drawn the waist part vicinity of the conventional door trim for vehicles.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Trim main body 20 Trim upper 22 Waist part 22a End surface part 30 Trim center 60 Waist garnish 61 Waist part attachment part 62 Waist part extension part 63 Step part

Claims (1)

A vehicle door trim structure configured by attaching a separate waist garnish to a waist portion of a trim body, wherein the waist garnish is attached to the waist portion in a state of being overlapped with the waist portion, and the waist A waist portion extending portion that is bent downward while being curved with respect to the portion attaching portion, and a connecting portion between the waist portion extending portion and the waist portion attaching portion is the waist portion. The waist mounting portion is formed in a stepped portion that falls downward, and the waist mounting portion is overlapped and attached to the waist portion in a state where the end surface portion of the waist portion is in contact with the stepped portion. A vehicle door trim structure characterized by comprising.

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