JP2006061536A - Seat for vehicle - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To increase work efficiency in assembling a storage case compared with a conventional manner. <P>SOLUTION: The seat 1 for a vehicle is provided with: a seat cushion 10 where a cushion material 40 covered with a skin material 50 is placed on a seat frame 20; and a cup holder 30 arranged in the seat cushion 10. The cushion material 40 comprises a first cushion area 41; and a second cushion area 42 which is molded integrally with the first cushion area 41 by insert molding and is harder than the first cushion area 41. The cup holder 30 is arranged in the area including at least the second cushion area 42 in the cushion material 40. The second cushion area 42 is formed by mixing an adhesive with chip materials 43. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a vehicle seat, and more particularly, to a vehicle seat provided with a storage container such as a cup holder in a seat cushion.

  2. Description of the Related Art Conventionally, a vehicle seat that includes a storage container such as a cup holder in a seat cushion is known (see, for example, Patent Document 1).

  Hereinafter, the vehicle seat according to the related art will be described with reference to FIG. FIG. 3 is a cross-sectional view showing a configuration of a vehicle seat according to the prior art.

  As shown in FIG. 3, the vehicle seat 101 according to the related art includes a seat frame 120, a cup holder 130 as a storage container, a cushion material 140, a skin material 150, a bracket 160, and an undercover 170. Configured.

  The cup holder 130 is provided with a cup holder main body portion 131 having a storage concave portion 133 for storing a stored item, and a mounting hole 135 is formed in the bottom portion 134 of the cup holder main body portion 131. .

  A pressing portion 132 is formed on the opening side edge portion 136 of the cup holder main body 131 so as to expand outward in the radial direction of the cup holder main body 131. The pressing portion 132 is for pressing the skin terminal 151 of the skin material 150 positioned around the cup holder arrangement portion 144 against the cushion material 140.

  The bracket 160 has a rectangular frame 161 corresponding to the shape of the cup holder 130, and has a tongue-like extension 162 protruding inside the frame 161. The frame body 161 is provided with a claw 163 extending downward corresponding to the skin terminal 151 of the skin material 150, and the extension 162 has a through hole 164 at a position corresponding to the mounting hole 135 of the cup holder 130. Is formed.

  The under cover 170 is fixed to the seat frame 120 and has a protrusion 171 that protrudes upward. A fixing hole 172 is formed in the protrusion 171 at a position corresponding to the mounting hole 135 of the cup holder 130.

  In order to assemble the vehicle seat 101 having the above-described configuration, first, the cushion material 140 is covered with the skin material 150 and is fixed by hooking the skin terminal 151 of the skin material 150 on the claw 163 of the bracket 160.

  Subsequently, the under cover 170 is attached to the seat frame 120, the cup holder 130 is disposed on the extension portion 162 of the bracket 160, and the under cover 170 is disposed below the extension portion 162. In this state, the cup holder 130, the bracket 160, and the under cover 170 are fastened together with pins 137.

At this time, the peripheral portion of the skin terminal 151 fixed to the claw 163 of the bracket 160 is pressed against the cushion material 140 from above by the flange portion 132 of the cup holder 130. Thereby, the assembly of the vehicle seat 101 is completed.
JP 2003-61778 (page 3-4, FIG. 2 to FIG. 5)

  However, in the above prior art, it is necessary to hook the skin terminal 151 of the skin material 150 on the claw 163 of the bracket 160 before the cup holder 130 is assembled to the bracket 160. Here, the work of hooking the skin terminal 151 of the skin material 150 on the claw 163 of the bracket 160 is a very detailed work, which is very troublesome for the worker.

  Moreover, in the said prior art, when the cup holder 130 was assembled | attached to the bracket 160, the skin terminal 151 might remove | deviated from the nail | claw 163 of the bracket 160. Therefore, in the step of assembling the cup holder 130 to the bracket 160, if the skin terminal 151 is detached from the tab 163 of the bracket 160, the skin material is again attached to the tab 163 of the bracket 160 before the cup holder 130 is assembled to the bracket 160. It was necessary to hook 150 skin terminals 151. For this reason, it has been desired that the cup holder 130 can be easily assembled at the manufacturing site.

  Furthermore, in the above-described prior art, the bracket 160 is required to fix the cup holder 130 to the seat cushion 110. Further, the under cover 170 is necessary to make the assembly portion of the cup holder 130 invisible from the back side of the seat cushion 110. Therefore, since these members are required, there is a problem that the number of assembling steps increases as the number of parts increases, and the cost increases.

  The present invention has been made in view of the above problems, and an object of the present invention is to provide a vehicle seat capable of improving the assembling workability of the storage container as compared with the conventional art.

  Another object of the present invention is to provide a vehicle seat that can reduce the number of assembling steps and can reduce the cost as compared with the prior art.

  The present invention includes a seat cushion in which a cushion material covered with a skin material is placed on a seat frame, and a vehicular seat in which a storage container is disposed on the seat cushion. One cushion region, and a second cushion region that is molded integrally with the first cushion region and harder than the first cushion region, and the storage container includes the cushion The material is arranged in an area including at least the second cushion area.

  Thus, according to the present invention, the cushion material is molded integrally with the first cushion region and the first cushion region, and has the second cushion region that is harder than the first cushion region. Since the storage container is configured to be disposed in an area including at least the second cushion region of the cushioning material, the storage container is surely secured by a hard portion including at least the second cushion region of the cushioning material. Can be supported. Thereby, the bracket for fixing and supporting the storage container on the seat frame can be eliminated.

  Here, in the above vehicle seat, when the second cushion region of the cushion material is formed by mixing the chip material with an adhesive, the second cushion region is surely harder than the first cushion region. It can be preferred.

  In the vehicle seat, more preferably, a storage container disposing hole having one opening on the seat cushion side of the seat cushion is formed in an area including at least the second cushion area of the cushion material, Is disposed in the storage container disposition hole and is fixed to the seat frame through an opening on the side opposite to the seat cushion seating surface side of the storage container disposition hole.

  If comprised in this way, since a storage container can be fixed also to a seat frame in addition to a storage container arrangement | positioning hole, fixation of a storage container can be made more reliable. As a result, it is possible to prevent problems such as the storage container becoming loose.

  Further, in the above vehicle seat, a storage container disposition hole having one opening on the seat cushion side of the seat cushion is formed in a region including at least the second cushion region of the cushion material, and the storage container is disposed in the seat frame. A storage container fixing portion is formed so as to block the opening on the side opposite to the seat cushion seating surface side of the hole, and the storage container is disposed in the storage container mounting hole and through the opening on the side opposite to the seat cushion seating surface side. It is preferable that the container is fixed to the storage container fixing part.

  If comprised in this way, since the opening on the opposite side to the seat cushion seat surface side can be closed by the storage container fixing portion, the storage container can be made invisible from the back side of the seat cushion. Thereby, an under cover can be made unnecessary.

  Further, in the vehicle seat, a storage container disposition hole having one opening on the seat cushion side of the seat cushion is formed in an area including at least the second cushion region of the cushion material, and the storage container is disposed in the storage container. A storage container body portion that is disposed in the hole and has a storage recess for storing storage items, and is formed at the opening side edge of the storage container body portion so as to extend outside the storage container body portion. In addition, it is preferable that a flange portion for pressing the skin terminal of the skin material positioned around the storage container arrangement hole to the cushion material is formed.

  Thus, when the flange part formed so that it may spread on the outer side of a storage container main-body part is formed in the opening side edge part of the storage container main-body part of a storage container, a storage container is simultaneously assembled | attached to a cushioning material. The outer skin terminal can be pressed against the cushion material by the flange part. As a result, it is unnecessary to hook the skin terminal of the skin material on the bracket claw as in the conventional case, so that the processing of the skin terminal can be simplified.

  As described above, according to the present invention, the number of parts can be reduced as compared with the prior art (specifically, the bracket and the under cover can be omitted). Costs can be reduced.

  In addition, it is possible to simplify the processing of the skin terminal by making it unnecessary to hook the skin terminal of the skin material to the bracket claw, so it is possible to improve the assembling workability of the storage container as compared with the conventional case. It becomes.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. It should be noted that members, arrangements, and the like described below do not limit the present invention, and it goes without saying that various modifications can be made in accordance with the spirit of the present invention.

  1 and 2 are views showing an embodiment of the present invention. FIG. 1 is a perspective view showing a configuration of a vehicle seat, and FIG. 2 is a cross-sectional view showing a configuration of the vehicle seat.

First, the structure of the vehicle seat which concerns on one Embodiment of this invention is demonstrated.
The vehicle seat 1 according to an embodiment of the present invention is suitably used for a vehicle such as a passenger car, for example. As shown in FIG. 1, the vehicle seat 1 of this example is provided with a seat cushion 10, and a cup holder 30 as a storage container is provided at a corner of the seat cushion 10.

  The cup holder assembly structure in the vehicle seat 1 of this example will be described in detail with reference to FIG. 2. The seat cushion 10 of this example includes a seat frame 20, a cup holder 30, a cushion material 40, and a skin material. 50.

  The seat frame 20 is configured by a so-called pan-shaped frame, and includes a cup holder fixing portion 21 for fixing the cup holder 30. The cup holder fixing portion 21 is formed so as to close an opening 44b of a cup holder disposing hole 44 described later, and a fixing hole 22 for fixing the pin 37 is formed in the center portion thereof.

  The cup holder 30 is formed with a cup holder main body 31 having a storage recess 33 for storing a stored item, and a mounting hole 35 is formed in the bottom 34 of the cup holder main body 31. .

  An annular flange portion 32 is formed on the opening side edge portion 36 of the cup holder main body portion 31 so as to expand outward in the radial direction of the cup holder main body portion 31. The flange portion 32 is for pressing the skin terminal 51 of the skin material 50 located around the cup holder arrangement hole 44 against the cushion material 40.

  The cushion material 40 includes a first cushion region 41 made of normal urethane foam and the like, and a second cushion region 42 that is harder than the first cushion region 41.

  The second cushion region 42 formed in the cushion material 40 is for supporting and fixing the cup holder 30 to the first cushion region 41. That is, the second cushion region 42 in this example serves as a conventional bracket.

  The second cushion region 42 is formed, for example, by mixing an adhesive with a chip material 43 formed by finely pulverizing a cushion material such as urethane foam used in conventional automobile seats, a trim cover, or the like. It has been done.

  A cup holder disposition hole 44 formed so as to penetrate the first cushion region 41 and the second cushion region 42 is formed in a portion of the cushion material 40 where the cup holder 30 is fixed.

  The cup holder arrangement hole 44 is configured to have one opening 44a on the seating surface 10a side of the seat cushion 10 and the other opening 44b on the side opposite to the seating surface 10a of the seat cushion 10.

  The cup holder disposition hole 44 includes a first fixing portion 44 c for fixing the flange portion 32 of the cup holder 30 and a second fixing portion 44 d for inserting the cup holder main body portion 31. .

  And in order to form the cushioning material 40 of this example, the cushioning material which forms the 2nd cushion area | region 42 is first shape | molded by a metal mold | die into a predetermined shape.

  Subsequently, the cushion material forming the second cushion region 42 molded into the predetermined shape is set in another mold, and the material of the cushion material forming the first cushion region 41 is injected into the mold. Foam.

  In this manner, the cushion material forming the second cushion region 42 is insert-molded so as to be integrated with the cushion material forming the first cushion region 41. Thereby, the cushion material 40 of this example is formed.

  The skin material 50 covers the cushion material 40 and has a hole 52 at a position corresponding to the cup holder disposition hole 44 of the cushion material 40. Further, in the skin material 50 of this example, the skin portion 51 is formed around the cup holder arrangement hole 44 by forming the hole 52 at a position corresponding to the cup holder arrangement hole 44.

Next, a method for assembling the seat cushion 10 having the above configuration will be described.
First, the cushion material 40 is covered with the skin material 50, and the cushion material 40 is fixed on the seat frame 20. Subsequently, the cup holder 30 is inserted into the cup holder disposition hole 44 from above the cushion material 40.

  Subsequently, the cup holder 30 is disposed on the seat frame 20 so that the bottom surface of the cup holder main body portion 31 is in contact with the cup holder fixing portion 21, and the skin formed on the skin material 50 by the flange portion 32 of the cup holder 30. The periphery of the terminal 51 is pressed against the cushion material 40.

  Then, a pin 37 is inserted into the mounting hole 35 of the cup holder 30, and the tip of the pin 37 is fixed to the fixing hole 22 of the seat frame 20. Thereby, the cup holder 30 is fixed to the seat frame 20, and the assembly of the seat cushion 10 of this example is completed.

  Thus, in this example, the cup holder 30 can be reliably supported by the hard portion including at least the second cushion region 42 in the cushion material 40. Therefore, a bracket (reference numeral 160 in FIG. 3) for fixing and supporting the cup holder 30 on the seat frame can be eliminated.

  Moreover, in this example, since the opening 44b on the opposite side to the seating surface 10a side of the seat cushion 10 can be closed by the cup holder fixing portion 21 of the seat frame 20, the cup holder 30 is made invisible from the back side of the seat cushion 10. be able to. Thereby, an under cover (reference numeral 170 in FIG. 3) can be made unnecessary.

  In this example, as described above, the number of parts can be reduced by omitting the bracket and the under cover, so that the number of assembling steps can be reduced and the cost can be reduced.

  Moreover, in this example, since the cup holder 30 can be fixed to the seat frame 20 in addition to the cup holder disposition hole 44, the cup holder 30 can be fixed more reliably. As a result, it is possible to prevent problems such as the cup holder 30 becoming loose.

  In addition, in this example, the cup terminal 30 of the skin material 50 can be pressed against the cushion material 40 by the flange portion 32 of the cup holder 30 at the same time that the cup holder 30 is assembled to the cushion material 40. This eliminates the need to hook the skin terminal 51 of the skin material 50 on the bracket claw (reference numeral 163 in FIG. 3) as in the prior art, so that the processing of the skin terminal 51 can be simplified, and the cup holder It is possible to improve the assembling workability of 30 as compared with the conventional case.

  In addition, although the said embodiment demonstrated using the cup holder 30 as an example of a storage container, this invention is not limited to this. In addition, the storage container may be an ashtray, an accessory case, or a combination of these and a cup holder.

  Moreover, in the said embodiment, although the cup holder arrangement | positioning hole 44 was formed ranging over the 1st cushion area | region 41 and the 2nd cushion area | region 42 among the cushion materials 40, this invention is not limited to this. . In addition, the cup holder disposition hole 44 may be formed only in the second cushion region 42 of the cushion material 40.

It is a perspective view showing composition of a vehicular seat concerning one embodiment of the present invention. It is sectional drawing which shows the structure of the vehicle seat which concerns on one Embodiment of this invention. It is a side view which shows the structure of the vehicle seat which concerns on a prior art.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Vehicle seat 10 Seat cushion 20 Seat frame 21 Storage container fixing | fixed part (cup holder fixing | fixed part)
22 Fixing hole 30 Storage container (cup holder)
31 Storage container body (cup holder body)
32 Flange portion 40 Cushion material 41 First cushion area 42 Second cushion area 43 Chip material 44 Storage container arrangement hole (cup holder arrangement hole)
50 Skin material 51 Skin terminal

Claims (5)

In a vehicle seat comprising a seat cushion in which a cushion material covered with a skin material is placed on a seat frame, and a storage container is disposed on the seat cushion,
The cushion material includes a first cushion region, and a second cushion region that is molded integrally with the first cushion region and is harder than the first cushion region.
The vehicle seat, wherein the storage container is disposed in an area including at least the second cushion area of the cushion material.   The vehicle seat according to claim 1, wherein the second cushion region of the cushion material is formed by mixing an adhesive with the chip material. A storage container disposition hole having one opening on the seat cushion side of the seat cushion is formed in an area including at least the second cushion area of the cushion material,
The storage container is disposed in the storage container disposition hole, and is fixed to the seat frame through an opening opposite to the seat cushion seating surface side of the storage container disposition hole. The vehicle seat according to claim 1. In the region including at least the second cushion region of the cushion material, a storage container disposition hole having one opening is formed on the seating surface side of the seat cushion,
In the seat frame, a storage container fixing portion is formed so as to close the opening on the opposite side of the seat cushion seating surface side of the storage container disposition hole,
The storage container is disposed in the storage container disposition hole, and is fixed to the storage container fixing portion through an opening opposite to the seat cushion seating surface side of the storage container disposition hole. The vehicle seat according to claim 1. In the region including at least the second cushion region of the cushion material, a storage container disposition hole having one opening is formed on the seating surface side of the seat cushion,
The storage container is disposed in the storage container disposition hole and has a storage container main body configured to have a storage recess for storing storage items,
Formed on the opening side edge of the storage container main body so as to expand to the outside of the storage container main body, and presses the skin terminal of the skin material located around the storage container placement hole against the cushion material The vehicle seat according to claim 1, wherein a flange portion is formed.

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