JP3565315B2 - Door pocket structure - Google Patents

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a door pocket structure in which a pocket front cover and a pocket back cover are attached from the front and back sides of a door pocket portion in a door trim body, and particularly, occurrence of a gap between the pocket front cover and the door trim body. The present invention relates to a door pocket structure that has improved appearance and design.
[0002]
[Prior art]
FIG. 5 shows an automobile door trim 1 installed in a door panel. Usually, this kind of automobile door trim 1 is configured by mounting a resin ornament, a retrofitting component, and the like to a door trim main body 2.
[0003]
The configuration of the door pocket will be described with reference to FIG. 6. The door trim main body 2 includes a resin core material 2 a formed into a desired curved surface shape by molding and press-molding PP resin mixed with talc, and a resin core material. 2a is formed of a resin core material 2a and a skin material 2b such as a TPO (thermoplastic olefin) sheet integrated with the resin core material 2a at the time of mold press molding. 2d has been established.
[0004]
Then, the pocket front cover 3 and the pocket back cover 4 are mounted from the front and back sides so as to sandwich the pocket opening 2d, so that the door pocket 5 is formed. The pocket front cover 3 has a mounting boss (not shown) protrudingly formed on the back surface side. After the boss is inserted into a mounting hole (also not shown) of the door trim main body 2, a push nut is attached. It is fitted or fixed by caulking by heat welding.
[0005]
On the other hand, the pocket back cover 4 is formed by molding a PP resin into a shallow bottom container shape, and has an opening facing the back side of the pocket front cover 3. In addition, it is fixed by ultrasonic welding along the lower edge. As shown in FIG. 6, the pocket front cover 3 and the pocket back cover 4 are formed with corresponding locking claws 3a and 4a, and by engaging these locking claws 3a and 4a, Fixed to each other.
[0006]
[Problems to be solved by the invention]
However, although the door pocket 5 having the above-described configuration is finished in a good shape by the pocket front cover 3, the upper edge of the pocket opening 2d provided in the door trim main body 2 has the above-mentioned pocket front cover 3 and pocket back. Since the door trim body 2 is not directly fixed to the cover 4 and is in a free state, if an external force indicated by an arrow F in FIG. It has been pointed out that a gap "a" is generated between the door trim body 2 and the door trim body 2 and the appearance is deteriorated.
[0007]
When a dimensional error or a mounting error occurs in the door trim main body 2 or the pocket front cover 3, or due to shrinkage distortion after molding, a gap a is easily generated between the pocket front cover 3 and the door trim main body 2. Not only does the appearance deteriorate, but there is also a fear that vibrations and the like during driving may cause a low-grade sound, which may be a factor that impairs the quietness of the vehicle interior.
[0008]
The present invention has been made in view of such circumstances, and in a door pocket structure configured by mounting a pocket front cover and a pocket back cover below a door trim main body, the door trim main body and the door trim main body, which have conventionally been a problem, A door that ensures good appearance over a long period of time by reliably preventing skidding between the pocket front cover and the door, which can be expected to run quietly without generating low-pitched sound due to vibrations during running. It is intended to provide a pocket structure.
[0009]
[Means for Solving the Problems]
In order to achieve the above object, the invention according to claim 1 of the present application provides a pocket front cover and a pocket front cover that sandwich the pocket opening from the front and back sides of the pocket opening opened below the armrest of the door trim body. In a door pocket structure in which a pocket back cover is attached to the door trim main body and is engaged and fixed to each other along an upper edge portion of the pocket front cover and the pocket back cover, at a plurality of positions along the upper edge of the pocket back cover. to form a angled flange, when fitted with a pocket back cover to the door trim body, the angled flange on the corner portion of the open top side of the door trim main body pocket fit, pressure applied to the corner portion from the angled flange by, door trim body and the pocket front cover Characterized in that it is biased in a direction that is wearing.
[0010]
Therefore, according to the first aspect of the present invention, if the pocket front cover and the pocket back cover are respectively mounted from the front and back sides of the door trim body, the angled flange provided on the upper edge of the pocket back cover presses the door trim body. The upper part of the opening of the door trim body is urged in the direction of close contact with the pocket front cover. As a result, the pocket front cover also moves upward, so that no gap occurs between the pocket front cover and the door trim body.
[0011]
Next, the invention according to claim 2 of the present application provides a projection facing downward at the tip of the angled flange, and the elasticity of the resin from the angled flange along the back surface of the door trim body and the contact portion of the projection. Characterized in that an urging force imparted with is applied.
[0012]
Therefore, according to the second aspect of the present invention, the tip of the angled flange formed on the upper edge of the pocket back cover is formed with a downwardly directed protrusion, and the size of the vertical height of the protrusion is measured. Accordingly, the urging force on the door trim main body is strengthened, so that the conventional gap between the pocket front cover and the door trim main body can be more effectively prevented.
[0013]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of a door pocket structure according to the present invention will be described in detail with reference to the accompanying drawings.
[0014]
FIG. 1 is a perspective view showing a door trim for a vehicle to which a door pocket structure according to the present invention is applied, FIG. 2 is a sectional view showing a door pocket portion in the door trim for a vehicle, and FIG. FIG. 4 is an explanatory view showing a state of being attached to a main body, and FIG. 4 is a sectional view showing another embodiment of the door pocket structure according to the present invention.
[0015]
1 and 2, an automobile door trim 10 is configured by mounting various ornament members, functional components, and the like on a door trim main body 20 formed into a desired shape, and is a component related to the door pocket structure according to the present invention. There are a pocket front cover 30 and a pocket back cover 40 made of a resin molded body mounted below the door trim main body 20.
[0016]
More specifically, the door trim main body 20 is formed of a laminated molded body of a resin core material 21 and a skin material 22. In the present embodiment, the resin core material 21 is made of PP (polypropylene) resin mixed with talc. In addition to molding into a desired curved surface shape by mold press molding, at the time of mold press molding of the resin core material 21, a skin material 22 made of a laminated sheet material with a polyethylene foam lined on the back surface of a TPO (thermoplastic olefin) sheet is used. 21 is integrally attached to the surface side.
[0017]
The door trim main body 20 is formed as an armrest 23 bulging almost at the center of the surface toward the indoor side, and a pocket opening 24 is opened horizontally below the armrest 23.
[0018]
By the way, the door pocket structure according to the present invention improves the mutual relationship between the door pocket cover 30 and the door back cover 40 in the vicinity of the pocket opening 24 of the door trim main body 20.
[0019]
First, the mounting structure of the pocket front cover 30 and the pocket back cover 40 to the door trim main body 20 will be described. The pocket front cover 30 is formed of an injection molded body of PP resin, and has an elongated pocket formed on the door trim main body 20. A pocket outlet 31 slightly smaller than the opening for opening 24 is provided, and a mounting boss provided on the back side of the pocket front cover 30 on the front side of the door trim main body 20 under the pocket opening 24 of the door trim main body 20 (see FIG. (Not shown) is inserted through the mounting hole of the door trim main body 20, and is fixed by mechanical fixing such as fitting of a push nut or ultrasonic welding.
[0020]
On the other hand, the pocket back cover 40 is attached to the back side of the pocket opening 24 of the door trim main body 20, and this pocket back cover 40 is also formed of an injection-molded body of PP resin, and as shown in FIG. It is formed in a container shape, and is attached to the door trim main body 20 with the opening of the container facing the back side of the pocket opening 24 of the door trim main body 20. As a fixing structure, one position on each side of the pocket back cover 40 and three lower edges A mounting piece 41 is formed so as to protrude outward, and a circular mounting hole 42 is formed in the mounting piece 41.
[0021]
Then, the mounting boss 25 provided corresponding to the mounting hole 42 is inserted into the back surface side of the resin core material 21 of the door trim main body 20, and the tip of the mounting boss 25 is ultrasonically caulked. The pocket back cover 40 is firmly fixed to the door trim main body 20.
[0022]
Further, the pocket front cover 30 and the pocket back cover 40 are fixed to each other at an upper edge portion. That is, on the rear surface of the pocket front cover 30, a locking claw 32 whose claw faces upward is formed, and correspondingly, a locking claw facing the upper edge of the pocket back cover 40 faces downward. A stop claw 43 is formed, and the pocket front cover 30 and the pocket back cover 40 are attached to the door trim body 20 so that the locking claws 32 and 43 are engaged with each other. The pocket back cover 40 is firmly fixed.
[0023]
By the way, the present invention eliminates the occurrence of a gap between the door trim main body 20 and the pocket front cover 30 so as to prevent the occurrence of rattle and the like while maintaining good design and running. As shown in FIG. 3, an angled flange 44 is formed at two positions on the left and right sides of the upper edge of the pocket back cover 40. The angled flange 44 is provided at the corner 26 above the pocket opening 24 of the door trim body 20. Is set to fit.
[0024]
Accordingly, when the pocket front cover 30 and the pocket back cover 40 are attached to the door trim main body 20 and mechanical fastening and ultrasonic welding and fixing are completed, the angled flange 44 provided on the upper edge of the pocket back cover 40 is provided. Is fitted to the upper corner 26 of the opening 24 of the door trim body 20, so that a downward biasing force is always applied to the door trim body 20 from the angled flange 44. The angle θ1 of the angled flange 44 is set to be slightly smaller than the angle θ of 26. In addition, a reinforcing rib 45 extending vertically is integrated with the outer surface of the angled flange 44 to ensure strong rigidity.
[0025]
As described above, since force is always applied from the angled flange 44 of the pocket back cover 40 in the direction in which the door trim main body 20 comes into close contact with the pocket front cover 30 side, for example, the lower surface of the armrest 23 of the door trim main body 20 faces upward. When pressed, the conventional structure causes a gap between the door trim main body 20 and the pocket front cover 30. In the present invention, however, the pocket front cover 30 interlocks with the door trim main body 20, so that a gap occurs between the two. And a good appearance is obtained over a long period of time, and low-pitched sounds such as rattling noise due to occurrence of squealing are not generated.
[0026]
Therefore, according to the present embodiment, although having a simple configuration, it is possible to maintain a good appearance particularly in the vicinity of the door pocket where the occupant can easily see it, and it is possible to contribute to quietness in the vehicle compartment. is there.
[0027]
Next, FIG. 4 shows another embodiment of the door pocket structure according to the present invention. In this embodiment, a downwardly directed projection 46 is formed at the tip of an angled flange 44 formed on the pocket back cover 40. Have been. Therefore, the urging force applied to the door trim main body 20 is increased by an amount corresponding to the vertical dimension of the projection 46, so that the occurrence of a gap between the pocket front cover 30 and the door trim main body 20 can be more reliably prevented.
[0028]
【The invention's effect】
As described above, the door pocket structure according to the present invention mounts the pocket front cover and the pocket back cover on the door trim main body so as to sandwich the pocket opening provided in the door trim main body from the front and back sides, and the door pocket is formed. An angled flange is provided on the upper edge of the pocket back cover, and the corner of the door trim body above the pocket opening is pressed down by this angled flange, and the biasing force is always applied in the direction in which the door trim body and the pocket front cover are in close contact with each other. Therefore, even if an external force directed upward is applied to the lower surface of the armrest of the door trim body, there is no gap between the pocket front cover and the door trim body as in the conventional case, and the occupant's eyes Long-lasting appearance of the easy-to-touch door pocket It can be maintained to Rei, and since lower sound such accompanying rattling sound liked generation does not occur, an effect that can greatly contribute to the quietness of the vehicle compartment.
[Brief description of the drawings]
FIG. 1 is a perspective view showing an automobile door trim to which a door pocket structure according to the present invention is applied.
FIG. 2 is a sectional view taken along line II-II in FIG.
FIG. 3 is an explanatory view showing an attached state of a door trim main body and a pocket back cover in the first embodiment of the door pocket structure according to the present invention.
FIG. 4 is a sectional view of a main part showing another embodiment of the door pocket structure according to the present invention.
FIG. 5 is a perspective view showing a conventional automobile door trim.
FIG. 6 is a sectional view taken along line VI-VI in FIG. 5;
FIG. 7 is an explanatory view showing a problem in a conventional door pocket structure.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 Automotive door trim 20 Door trim main body 21 Resin core material 22 Skin material 23 Armrest 24 Pocket opening 25 Mounting boss 26 Corner part 30 Pocket front cover 31 Pocket outlet 32 Locking claw 40 Pocket back cover 43 Locking claw 44 Angle shape Flange 45 Reinforcement rib 46 Projection

Claims (2)

A pocket front cover (30) and a pocket back cover () sandwich the pocket opening (24) from the front and back sides of the pocket opening (24) opened below the armrest (23) of the door trim body (20). 40) is attached to the door trim body (20), and is fixed to each other along the upper edges of the pocket front cover (30) and the pocket back cover (40).
Angled flanges (44) are formed at a plurality of locations along the upper edge of the pocket back cover (40), and when the pocket back cover (40) is attached to the door trim body (20), the upper part of the pocket opening (24) is opened. corner portion on the side of the door trim body (20) and the angled flange (26) (44) is fitted, by the pressing force applied to the corner portion (26) from the angled flange (44), the door trim main body (20) door pocket structure characterized in that it is biased in a direction in close contact with the pocket front cover (30). A projection (46) facing downward is provided at the tip of the angled flange (44), and the resin is transferred from the angled flange (44) along the back surface of the door trim body (20) and the contact portion of the projection (46). The door pocket structure according to claim 1, wherein a biasing force having spring elasticity is applied.

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