JP6711960B2 - Vehicle door trim - Google Patents

Description

The present invention relates to a vehicle door trim.

BACKGROUND ART Conventionally, a door trim (vehicle door trim) that is attached to a vehicle interior side of a door panel to add decorativeness or other functionality is known. This type of door trim includes a door trim main body that covers the inside of the vehicle interior of the door panel, and an inner seal bracket that is attached to the back side of the waist portion that constitutes the upper side of the door trim main body (see, for example, Patent Document 1). ..

Further, for example, Patent Document 2 discloses a method of fixing an inner seal bracket to a door trim body. Specifically, the door trim main body is provided with a rib for welding, and a rib insertion hole is formed in the inner seal bracket corresponding to the rib for welding. The inner seal bracket is positioned at a predetermined position on the back surface side of the door trim body (waist portion) by the mutual engaging structure. In this positioned state, the welding rib is inserted into the rib insertion hole. Then, the inner seal bracket is fixed to the back side of the door trim body by subjecting the tip of the welding rib to the welding process.

In addition, a method is also proposed in which the welding points of the door trim body and the inner seal bracket are set at two points, and position fixing in the vehicle vertical direction and position fixing in the vehicle width direction (vehicle left-right direction) are realized at each welding point. Has been done.

JP, 2009-248736, A JP 2006-176010 A

However, in the method of setting the welding points at two positions, welding corresponding to two axes in the vehicle vertical direction and the vehicle width direction is required, so that the jig becomes complicated and the number of assembling steps increases, It may lead to higher costs. Further, it is necessary to secure a welding space corresponding to the two directions, which may increase restrictions on the design of the door trim body.

The present invention has been made in view of the above circumstances, and an object thereof is to provide a vehicle door trim that suppresses cost increase and has less design restrictions.

In order to solve such a problem, the present invention includes a door trim main body and an inner seal bracket attached to a back surface side of a waist portion that constitutes an upper side of the door trim main body, to which an inner seal is attached. Provided is a vehicle door trim mounted on a vehicle. This vehicle door trim includes a claw portion and a claw receiving portion that are provided on the door trim body and the inner seal bracket and are engaged with each other, and the claw portion and the claw receiving portion are engaged with each other so that the inner seal bracket is attached to the door trim. The temporary holding means that generates a force to pull in the main body side and the door trim body are provided in the door trim main body, and the abutment receiver provided in the inner seal bracket when the inner seal bracket is pulled in by the temporary holding means toward the door trim main body side. The lower abutting part that abuts against the lower part and the inner seal bracket, and the upper abutting part that abuts the back side of the door trim main body from below when the inner seal bracket is pulled into the door trim main body from the temporary holding means. This portion and a welding portion provided on the door trim body and welded to the inner seal bracket are included.

Here, in the present invention, the inner seal bracket is provided with a mounting portion to which the inner seal is mounted, and a shelf portion that is continuous with the mounting portion and faces the back surface of the door trim body, and an edge portion of the shelf portion on the vehicle interior side. And a side wall portion that is continuously provided with the side wall portion that is bent downward and faces the back surface of the door trim body.

Further, in the present invention, the claw receiving portion is formed on the shelf portion and into which the claw portion is inserted, and the claw receiving portion that extends toward the vehicle outer side from the edge portion of the claw receiving opening and engages with the claw portion. The claw portion is composed of an engaging piece, and the claw portion is provided upright on the rear surface of the door trim main body and projects downward, and comprises a protrusion that presses the protruding end of the engaging piece when inserted into the claw receiving opening. It is preferable that the holding means generate a force that pulls the inner seal bracket toward the door trim body side along the vehicle width direction.

Further, in the present invention, the upper abutting portion is formed of a convex-shaped protruding portion provided on the upper surface of the shelf portion, and the lower side abutting portion is formed of a rib having a U-shaped cross-section protruding in the vehicle width direction, It is preferable that the inner seal bracket abut against the upper edge portion of the rib receiving opening from below in a state of being inserted into the rib receiving opening provided as a receiving portion.

Further, in the present invention, a pair of upper abutting portions are provided at a predetermined distance along the vehicle width direction, and a lower abutting portion has a position in the vehicle width direction of a pair of upper abutting portions. It is preferable that it is set between them.

According to the present invention, since welding points can be reduced, it is possible to provide a vehicle door trim that suppresses cost increase and has less design restrictions.

FIG. 1 is a perspective view schematically showing a door trim according to this embodiment. FIG. 2 is a perspective view mainly showing a main part including a waist part on the back side of the door trim body. FIG. 3 is a perspective view showing a main part of the inner seal bracket. FIG. 4 is an explanatory diagram showing a cross section of the door trim in the waist portion at an arbitrary position. FIG. 5: is explanatory drawing which shows the cross section of the door trim in a waist part in arbitrary positions. FIG. 6 is an explanatory view showing a cross section of the door trim in the waist portion at an arbitrary position. FIG. 7: is explanatory drawing which shows the cross section of the door trim in a waist part in arbitrary positions.

Hereinafter, the door trim (vehicle door trim) according to the present embodiment will be described. Here, FIG. 1 is a perspective view schematically showing the door trim 1 according to the present embodiment. FIG. 2 is a perspective view mainly showing a main part including a waist portion 2a on the back surface side of the door trim body 2. FIG. 3 is a perspective view showing a main part of the inner seal bracket 10. 4 to 7 are explanatory views showing the cross section of the door trim 1 at the waist portion 2a at an arbitrary position.

The door trim 1 is an interior part for a vehicle that covers the interior side of a vehicle door panel P of a vehicle and decorates the interior of the vehicle. The door trim 1 is mainly composed of a door trim body 2. The door trim body 2 is formed by molding using an appropriate synthetic resin material. Further, the door trim body 2 is configured such that a surface material having a design and cushioning property is attached to the surface of a resin core material. A door armrest 3 is provided at a central position in the vertical direction of the door trim body 2. In the door trim body 2, a door pocket 4 is provided below the door armrest 3, and a speaker grill 5 is provided in front of the door pocket 4.

The upper portion of the door trim body 2 has a shape that is curved or bent from the surface shape along the vehicle vertical direction toward the vehicle outer side, and is configured as a waist portion 2a. An inner seal bracket 10 is attached to the back surface side of the waist portion 2a.

The inner seal bracket 10 is a bracket for mounting the inner seal 20. The inner seal 20 is mounted on the inner seal bracket 10 along the vehicle front-rear direction, and slides on a door window glass (not shown) that moves up and down. The inner seal 20 has a role of suppressing the entry of rainwater, noise, and the like into the vehicle interior.

The inner seal bracket 10 is formed by molding using an appropriate synthetic resin material. The inner seal bracket 10 has a substantially U-shape whose cross section along the vehicle width direction is convex upward, and extends in the vehicle front-rear direction. The inner seal bracket 10 includes a mounting portion 11, a shelf portion 12, and a side wall portion 13.

The mounting portion 11 is a plate-shaped portion that is horizontally long along the vehicle front-rear direction. The inner seal 20 is mounted on the outer surface (the surface facing the vehicle outer side) of the mounting portion 11. The shelf portion 12 is continuously provided at a position slightly offset downward from the upper edge portion of the mounting portion 11, and faces the back surface of the door trim body 2 (waist portion 2a). The side wall portion 13 is connected to an edge portion of the shelf portion 12 on the vehicle compartment side and is bent downward. The bent shape formed by the shelf 12 and the side wall 13 corresponds to the bent shape (curved shape) of the waist 2a, and the side wall 13 also faces the back surface of the door trim body 2 (waist 2a).

As one of the features of this embodiment, the door trim 1 is provided with a temporary holding means for temporarily holding the inner seal bracket 10 on the door trim body 2. This temporary holding means is composed of a claw portion 6 provided on the door trim body 2 and a claw receiving portion 14 provided on the inner seal bracket 10.

Specifically, the claw portion 6 is composed of a projection 6a that is provided upright on the back surface of the door trim body 2 and projects downward. The protrusion 6a is composed of three vertical wall portions 6a1, 6a2, 6a3 which are surrounded so that the outside of the vehicle is open. Of these vertical wall portions 6a1, 6a2, 6a3, a pair of vertical wall portions 6a2, 6a3 along the vehicle width direction are set in a triangular shape whose height decreases toward the vehicle outer side.

On the other hand, the claw receiving portion 14 is composed of a claw receiving opening 14a which vertically penetrates the shelf portion 12, and the claw portion 6 (projection 6a) can be inserted into the claw receiving opening 14a. An engagement piece 14b that extends toward the outside of the vehicle is provided at the edge portion of the claw receiving opening 14a (the edge portion that is positioned inside the vehicle interior). The engagement piece 14b engages with the claw portion 6 (projection 6a) inserted into the claw receiving opening 14a.

The claw portion 6 and the claw receiving portion 14 are provided at positions corresponding to each other, and as shown in FIG. 7, engage with each other when the inner seal bracket 10 is attached to the back surface side of the waist portion 2a. .. When the claw portion 6 and the claw receiving portion 14 are engaged with each other, a force is generated to pull the inner seal bracket 10 toward the door trim body 2 side along the vehicle width direction. This pulling force allows the inner seal bracket 10 to be temporarily held on the door trim body 2.

A lower abutting portion 7 is provided on the back surface side of the door trim body 2. The lower abutting portion 7 is composed of a rib 7a having a U-shaped cross section and protruding in the vehicle width direction. As shown in FIG. 5, the lower abutment portion 7 abuts the abutment receiving portion 15 provided on the inner seal bracket 10 from below. In the present embodiment, the side wall portion 13 of the inner seal bracket 10 is provided with a rib receiving opening 15 a at a position corresponding to the lower abutting portion 7, and this functions as the abutting receiving portion 15. The lower abutting portion 7 is inserted into the rib receiving opening 15a and abuts the upper edge portion 15a1 of the rib receiving opening 15a from below. The lower abutting portion 7, specifically, the abutting portion of the lower abutting portion 7 with the upper edge portion 15a1 has a position in the vehicle width direction between a pair of upper abutting portions 16 described later. Is set.

On the other hand, the inner seal bracket 10 is provided with the upper abutment portion 16. As shown in FIG. 4, the upper abutting portions 16 are formed of convex protruding portions 16a provided on the shelf 12, and a pair of upper abutting portions 16 are provided at a predetermined distance in the vehicle width direction. Specifically, the upper abutting portions 16 are provided at both ends of the shelf portion 12, respectively. The pair of upper side abutting portions 16 abut against the back surface side of the door trim body 2 from below.

Further, as shown in FIG. 6, the door trim body 2 is provided with a welding boss 8 protruding in the vehicle width direction. The inner seal bracket 10 is provided with a boss insertion hole 17 corresponding to the welding boss 8 and having an opening larger than the outer shape of the welding boss 8. The welding boss 8 is inserted into the boss insertion hole 17, and the protruding end thereof is welded to the inner seal bracket 10. By this welding, the inner seal bracket 10 is fixed to the door trim body 2. That is, the welding boss 8 corresponds to a welded portion welded to the inner seal bracket 10.

Hereinafter, a method of manufacturing the door trim 1 according to the present embodiment, specifically, a mounting process of the inner seal bracket 10 to the door trim body 2 will be described.

First, the door trim main body 2 and the inner seal bracket 10 are prepared, and the inner seal bracket 10 is arranged on the back surface side of the door trim main body 2 (waist portion 2a). The inner seal bracket 10 is arranged so that the shelf portion 12 and the side wall portion 13 face the back surface side of the door trim body 2 (waist portion 2a). Then, as shown in FIG. 7, the shelf portion 12 is brought close to the back surface side of the door trim body 2, and the claw portion 6 of the door trim body 2 is engaged with the claw receiving portion 14 of the shelf portion 12. By engaging the claw portion 6 with the claw receiving portion 14, a force is generated to pull the inner seal bracket 10 toward the door trim body 2 side along the vehicle width direction.

Specifically, the projection 6a forming the claw portion 6 is inserted into the claw receiving opening 14a forming the claw receiving portion 14. An engaging piece 14b that extends toward the outside of the vehicle is provided at the edge of the claw receiving opening 14a. In this case, the projection 6a inserted into the claw receiving opening 14a, specifically, the vertical wall portion 6a1 located on the vehicle interior side, is brought into contact with the projecting end of the engaging piece 14b. Since the projection 6a is fixed to the door trim main body 2, the projection end of the engagement piece 14b is pressed by the reaction force from the projection 6a (vertical wall portion 6a1). Due to this pressing action, the inner seal bracket 10 is urged toward the vehicle interior side along the vehicle width direction. That is, a force is generated that pulls the inner seal bracket 10 toward the door trim body 2 along the vehicle width direction.

Further, in the process of disposing the inner seal bracket 10 on the back surface side of the waist portion 2 a, the lower abutting portion 7 is inserted into the rib receiving opening 15 a provided in the side wall portion 13 of the inner seal bracket 10. Then, in a state in which the inner seal bracket 10 is pulled toward the door trim body 2 side, the upper ends of the U-shaped ribs 7a forming the lower abutment portions 7 abut against the upper edge portions 15a1 of the rib receiving openings 15a from below. (See Figure 5). On the other hand, the pair of protrusions 16a forming the upper abutment 16 abut against the back side of the door trim body 2 located above the shelf 12 from below (see FIG. 4). Thereby, the inner seal bracket 10 is sandwiched from above and below by the interaction of the lower abutment portion 7 and the upper abutment portion 16, and the vertical position of the inner seal bracket 10 is regulated.

Further, in the process of disposing the inner seal bracket 10 on the back surface side of the waist portion 2 a, the welding boss 8 protruding in the vehicle width direction is inserted into the boss insertion hole 17 provided in the side wall portion 13. Then, when the inner seal bracket 10 is pulled toward the door trim body 2 side and the inner seal bracket 10 is sandwiched from above and below by the interaction of the lower abutting portion 7 and the upper abutting portion 16, the inner seal bracket 10 is temporarily It becomes a holding state. In this temporary holding state, the protruding end of the welding boss 8 is welded to the inner seal bracket 10 by a known welding method such as ultrasonic welding. By this welding, the inner seal bracket 10 is fixed to the door trim body 2. The position of the inner seal bracket 10 in the vehicle width direction is regulated through the welding of the welding boss 8 protruding in the vehicle width direction.

As described above, in this embodiment, the door trim 1 has the temporary holding means, the lower abutment portion 7, the upper abutment portion 16, and the welding boss 8. Here, the temporary holding means is composed of the claw portion 6 and the claw receiving portion 14, and by engaging with each other, a force for pulling the inner seal bracket 10 toward the door trim body 2 side is generated. The lower abutment portion 7 abuts the abutment receiving portion 15 provided on the inner seal bracket 10 from below in a state where the inner seal bracket 10 is retracted. The upper abutment portion 16 abuts from below on the back surface side of the door trim body 2 in a state where the inner seal bracket 10 is pulled in. The welding boss 8 is provided on the door trim body 2 and is welded to the inner seal bracket 10.

According to this configuration, by pulling the inner seal bracket 10 toward the door trim main body 2 side, the lower abutting portion 7 and the upper abutting portion 16 abut at desired positions, respectively. The door trim body 2 sandwiches the door trim body 2 from above and below. As a result, the vertical position of the inner seal bracket 10 can be regulated. As a result, only the widthwise direction of the vehicle needs to be restricted by the welding boss 8 and the welding points can be reduced. Therefore, the jig can be simplified and the number of assembling steps can be reduced, and the cost increase can be suppressed. Furthermore, since only the welding space in one direction needs to be secured, there are few restrictions on the design of the door trim body 2. Therefore, it is possible to provide the door trim 1 that suppresses the cost increase and has less design restrictions.

In addition, in the present embodiment, the claw receiving portion 14 has a claw receiving opening 14a formed in the shelf 12 into which the claw portion 6 is inserted, and a claw receiving portion 14 that extends from the edge of the claw receiving opening 14a toward the outside of the vehicle. It is composed of an engaging piece 14b that engages with the portion 6. On the other hand, the claw portion 6 is provided upright on the back surface of the door trim main body 2 and protrudes downward, and is configured by a projection 6a that presses the projecting end of the engaging piece 14b in a state of being inserted into the claw receiving opening 14a. ..

According to this structure, the projection 6a is inserted into the claw receiving opening 14a, so that the projection end of the projection 6a abuts on the engagement piece 14b. The projection 6a fixed to the door trim body 2 presses the projection end of the engagement piece 14b, thereby urging the inner seal bracket 10 toward the vehicle interior. As a result, the force of pulling the inner seal bracket 10 toward the door trim body 2 side along the vehicle width direction can be effectively exerted.

In addition, in the present embodiment, the upper abutting portion 16 is composed of a convex protruding portion 16 a provided on the upper surface of the shelf 12. On the other hand, the lower abutment portion 7 is composed of a rib 7a having a U-shaped cross section and protruding in the vehicle width direction, and is inserted into a rib receiving opening 15a provided as an abutment receiving portion 15 in the inner seal bracket 10. The upper edge 15a1 of the rib receiving opening 15a abuts from below.

With this configuration, the inner seal bracket 10 can be effectively sandwiched in the vertical direction when the inner seal bracket 10 is pulled in. As a result, the vertical position of the inner seal bracket 10 can be properly fixed.

In the present embodiment, a pair of upper abutting portions 16 are provided at a predetermined distance in the vehicle width direction, and a lower abutting portion 7 has a pair of upper side abutting portions in the vehicle width direction. It is set to be in the range of 16.

According to this configuration, the inner seal bracket 10 can be sandwiched in a vertical direction with good balance. As a result, the position of the inner seal bracket 10 in the vehicle vertical direction can be properly fixed. Further, by supporting the back side of the door trim body 2 with the pair of upper side abutting portions 16, the door trim body 2 can be stably held. Since the waist portion 2a of the door trim body 2 is a portion on which an occupant rests his or her arm or hands, the door trim body 2 can be held in a stable posture without wobbling by adopting this configuration. You can

Although the vehicle door trim of the present embodiment has been described above, the present invention is not limited to this embodiment, and various modifications can be made within the scope of the invention.

In the present embodiment, the temporary holding means is composed of the claw portion on the door trim body side and the claw receiving portion on the inner seal bracket side. However, as long as a force for pulling the inner seal bracket to the door trim body side is generated. The claw portion may be provided on the inner seal bracket and the claw receiving portion may be provided on the door trim body.

1 Door trim 2 Door trim body 2a Waist part 6 Claw part 6a Protrusion 6a1, 6a2, 6a3 Vertical wall part 7 Lower abutment part 7a Rib 8 Welding boss 10 Inner seal bracket 11 Mounting part 12 Shelf part 13 Side wall part 14 Claw receiving part 14a Claw receiving opening 14b Engagement piece 15 Collision receiving portion 15a Rib receiving opening 15a1 Upper edge portion 16 Upper side abutment portion 16a Projection portion 17 Boss insertion hole 20 Inner seal

Claims (5)

The door trim body,
An inner seal bracket that is attached to the back side of the waist portion that constitutes the upper side of the door trim body, and has an inner seal attached,
In the vehicle door trim mounted on the door panel,
The door trim main body and the inner seal bracket are provided with a claw portion and a claw receiving portion that are engaged with each other. The claw portion and the claw receiving portion are engaged with each other, whereby the inner seal bracket is secured. A temporary holding means for generating a force to pull in the door trim body side;
A lower abutment provided on the door trim main body, which abuts from below against an abutment receiving portion provided on the inner seal bracket when the inner seal bracket is pulled toward the door trim main body by the temporary holding means. Department,
An upper abutting portion provided on the inner seal bracket, and an abutting portion that abuts from a lower side to a rear surface side of the door trim main body in a state where the inner seal bracket is pulled toward the door trim main body from the temporary holding means,
A welding portion provided on the door trim body and welded to the inner seal bracket,
Vehicle door trim having. The inner seal bracket is
A mounting part to which the inner seal is mounted,
A shelf portion that is continuous with the mounting portion and faces the back surface of the door trim body,
A side wall portion that is continuously provided to an edge portion of the shelf portion on the vehicle interior side, bends downward, and faces the back surface of the door trim body,
The vehicle door trim according to claim 1, further comprising: The claw receiving portion is formed in the shelf portion and into which the claw portion is inserted, and an engagement that extends toward the vehicle outer side from an edge portion of the claw receiving opening and engages with the claw portion. Consisting of one piece,
The claw portion is provided upright on the back surface of the door trim body and protrudes downward, and includes a protrusion that presses the protruding end of the engaging piece in a state of being inserted into the claw receiving opening,
The vehicle door trim according to claim 2, wherein the temporary holding means generates a force to pull the inner seal bracket toward the door trim body side along a vehicle width direction. The upper abutting portion is a convex protrusion provided on the upper surface of the shelf,
The lower abutting portion is composed of a rib having a U-shaped cross section that protrudes in the vehicle width direction, and is located above the rib receiving opening in a state of being inserted into a rib receiving opening provided as the receiving portion in the inner seal bracket. The vehicle door trim according to claim 2 or 3, which abuts against an edge portion from below. The upper abutting portion, a pair is provided at a predetermined distance along the vehicle width direction,
The vehicle door trim according to claim 4, wherein the lower abutment portion is set such that a position in the vehicle width direction is between a pair of the upper abutment portions.

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