JPH06304353A - Drawing part structure of skin material of sheet for vehicle - Google Patents

Abstract

PURPOSE:To prevent the separation of a pad material from the S-shape spring of a seat frame and the generation of unpleasant noise at a time of sitting or during the running of a vehicle, to simply and rapidly perform the assembling work of the drawing member of a skin material without using a special tool, to enable simple and rapid disassembling and to simly perform a resources recycle. CONSTITUTION:The free end part 15a of the drawing member 15 provided on the rear surface side of a skin material is allowed to pierce through a pad material 14 to be engaged with an S-shape spring 16. A slit 15b is formed at the position near to the free end part 15a of the drawing member 15 at an appropriate interval. The free end part 15a of the drawing member 15 is bent in a folded-back state so as to involve the ridge part on the other side of the S-shape spring 16 of a seat frame and the slit 15b is engaged with the ridge part of the S-shape spring 16 on one side of the spring 16.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for pulling a skin material of a vehicle seat, and more specifically, an S-shaped spring is stretched on a seat frame. Side is provided with a pad material, and the free end side of the pulling member provided on the back surface side of the skin material is passed through the pad material and locked to the S-shaped spring to assemble the pad material and the skin material. The present invention relates to a structure for pulling a skin material of a vehicle seat formed by covering the surface of a pad material with a skin material.

[0002]

2. Description of the Related Art Conventionally, in a vehicle seat, an S-shaped spring 2 is stretched on a seat frame 1 as shown in FIGS. 4 and 5, and a pad is provided on the front surface side or the upper surface side of the S-shaped spring 2. The material 3 is arranged via a supporter material 4 made of a rough blanket or the like, and the surface of the pad material 3 is covered with a skin material 5.

Further, a pulling member 6 is attached to the back surface side of the skin material 5, and the free end portion side of the pulling member 6 is penetrated through the pad material 6 to project to the back surface side of the pad material, and the free end portion of the pulling member 6 is provided. The side of the seat frame 1 and the pad material 6 is fixed to the slit wire 7 embedded in the pad material 3 with a clip 8 and the S-shaped spring 2 of the seat frame 1 is fixed to the slit wire 7 with the clip 8. And, the skin material 5 is assembled to form a predetermined shape or pattern.

Further, as a means for integrating the skin material 5 and the pad material 3, the skin material 5 is formed of a surface skin 5a and a wadding 5b, and this wadding 5b is formed by a heat-sealing wadding, and is appropriately formed. Japanese Patent Publication No. 56-48166 discloses a vehicle seat which is heated and integrated by the above heating means. These configurations are used for both the seat cushion and the seat back.

[0005]

However, in these conventional vehicle seats, a large number of clips 8 are used, and the pulling member 6 of the skin material 5 through which the pad material 3 is penetrated is also used by a special tool. Since the S-shaped spring 2 and the like of the seat frame 1 are assembled by pulling out from the inner deep portion, the number of parts is large and it is uneconomical, and the assembly work is complicated and requires a lot of labor and time. It was extremely difficult to assemble the seat surely and quickly.

When these vehicle seats are dismantled and resources are recycled, a large number of clips 8 must be cut with iron wires, pliers or other tools, and the heat-sealed portion must be peeled off. As a result, it is difficult to disassemble the vehicle seat simply and quickly, and the work is complicated.

Further, the supporter material 4 and the pad material 3 made of a coarse blanket and the S-shaped spring 2 on the seat frame 1 side are separated from each other to cause interference sound between the S-shaped spring 2 and the clip 8. However, there is a possibility that various abnormal noises may occur while seated or while the vehicle is traveling.

Moreover, because it is necessary to insert a special tool into the deep portion of the pad material 3 for assembly, it is necessary to provide the pad material 3 with a predetermined lightening portion, so that the external shape of the entire pad material 3 including the pad material 3 can be improved. At the same time, it deteriorated the appearance, and also hindered the degree of freedom in design when improving the seat functions including the appearance.

An object of the present invention is that the pad material and the S-shaped spring of the seat frame are not separated from each other, and it is possible to prevent the generation of abnormal noises while seated or while the vehicle is running, which is a special feature. You can easily and quickly assemble sheets without using tools, and at the same time you can easily and quickly dismantle them, easily recycle resources, significantly improve work efficiency, and economical. (EN) Provided is a vehicle seat pulling part structure which is excellent in appearance and can improve the appearance of the appearance.

[Means for Solving the Problems]

The present invention has been made in view of the above problems, and in this pulling portion structure, an S-shaped spring is stretched on a seat frame, and a pad material is provided on the front surface side or the upper surface side of the S-shaped spring. The free end side of the pulling member provided on the back surface side of the skin material is passed through the pad material and locked to the S-shaped spring, the pad material and the skin material are assembled, and the surface of the pad material is assembled. In the pulling structure of the skin material of the vehicle seat formed by being covered with a skin material, slits are formed at appropriate intervals at a position close to the free end of the pulling member, and the slits are S of the seat frame. The free end side of the pulling member, which is formed to have a space and size that allows the mountain portion on one side of the V-shaped spring to be inserted, is inserted into the pad material, and the free end side of the pulling member is the other side of the S-shaped spring of the seat frame. Bend in a folded shape with the side peaks rolled up, Characterized in that the crests of the one side end of the shaped springs engaged so the slit.

[0011]

According to the present invention, slits are formed at appropriate intervals near the free end of the pulling member, and the slits are formed by inserting the ridges on one side of the S-shaped spring of the seat frame. The free end side of the pulling member that is formed to have an interval and size to be obtained and penetrates through the pad material is bent in a folded shape with the mountain portion on the other side of the S-shaped spring of the seat frame being wound. Since the slit is locked to the mountain portion on the one side of the S-shaped spring, the free end side of the pulling member is bent in a folded shape without using a special tool or a component such as a clip. The pulling member can be securely locked to the S-shaped spring,
Assembly work can be performed very easily and quickly. In addition, when the vehicle seat is disassembled, the pad material and the seat frame can be separated easily and quickly by simply releasing the locking, and the disassembling work can be performed easily and quickly.

Further, since the S-shaped spring is securely locked in the slit of the pulling member, the pad material and the S-shaped spring of the seat frame are not separated from each other, so that the seat member can be seated or the vehicle is traveling. It is possible to prevent abnormal noise from being generated.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The structure of the skin material of the vehicle seat according to the present invention will be described in detail with reference to the drawings. 1 to 3 respectively show an embodiment of a skin material pulling part structure in a vehicle seat according to the present invention. As shown in FIG.
Although the vehicle seat 11 is shown as being applied to a seat back in the present embodiment, it can also be applied to a seat cushion at the same time.

As shown in FIG. 1, the vehicle seat 11 includes a seat frame 12 formed in a substantially quadrangular shape or an inverted U shape, and a plurality of S-shaped springs 16 extend laterally in the seat frame 12. It has been stretched. The pad material 1 is provided on the front side of the seat frame 12 and the S-shaped spring 16.
4 is provided and a pulling member 1 provided on the back surface side of the skin material 13.
The pad material 14 and the skin material 13 are assembled by penetrating the free end portion 15a side of 5 into the pad material 14, and the surface of the pad material 14 is covered with the skin material 13.

Here, a plurality of slits 15b are formed at appropriate intervals at a position near the free end 15a of the pulling member 15 provided on the back surface side of the skin material 13, and the slit 1b is formed.
5b is formed in such a space and size that each crest 16a on one side of the S-shaped spring 16 of the seat frame 12 can be inserted. Incidentally, the pulling member 15 is
Although the pulling cloth is formed in a bag shape, the pulling member 15 may be made of a resin plate such as a synthetic resin having flexibility with respect to bending, or another material.

Further, in the pulling portion structure of this embodiment, the free end portion 15a side of the pulling member 15 penetrating the inside of the pad material 14 is provided with the mountain portion on the other side of the S-shaped spring 16 of the seat frame 12. In the structure in which 16b is wound, it is bent in a folded shape, and as shown in FIG. 2, each mountain portion 16a on the one side of the S-shaped spring 16 is engaged with each slit 15b.

In this embodiment, when the three S-shaped springs 16 are stretched on the seat frame 12, the uppermost S-shaped spring 16 is provided.
Although a case where the pulling member 15 is locked to the V-shaped spring 16 is illustrated, the number of tensioned S-shaped springs 16 and the S-shaped spring 16 that locks the pulling member 15 may be changed depending on the implementation. It is possible to selectively change it, and it is also possible to provide a plurality of pulling members 15 so as to engage with the corresponding S-shaped springs 16, respectively.

The S-shaped spring 16 of the seat frame 12
When the mountain portion 16b on the other side is folded and bent in a folded shape, in the example shown in FIG. 2, the S-shaped spring 16 is placed on the upper surface side of the pulling member 15, and the pulling member 15 is placed. The free end portion 15a of the pulling member 15 is bent in a folded shape so as to be pulled up once, but conversely, the S-shaped spring 16 is positioned on the lower surface side of the pulling member 15 and the free end portion 1 of the pulling member 15 is
There is no problem even if 5a is once pulled down and bent in a folded shape.

Therefore, in this embodiment, the pulling member 15 is used.
The free end portion 15a side of the S-shaped spring 16 is bent in a folded shape with the mountain portion 16b on the other side of the S-shaped spring 16 rolled up, and the mountain portion 16a on the one side of the S-shaped spring 16 is bent.
Since the slit 15b is locked to the S-shaped spring 16, the free end portion 15a side of the pulling member 15 is bent in a folded shape without using a special tool or a part such as a clip. It can be securely locked, and the work of assembling the vehicle seat can be performed very easily and quickly. At this time, the seat frame 12 and the pad material 14 are surely aligned with each other, and at the same time, it is possible to perform a design for improving the appearance of the entire body.

Further, when the vehicle seat 11 is disassembled, the pad material 14 and the seat frame 12 can be easily and quickly separated from each other only by releasing the lock, and the dismantling work can be carried out simply and quickly.

Furthermore, the slit 1 of the pulling member 15
Since the S-shaped spring 16 is securely locked to 5b, the pad material 14 and the S-shaped spring 16 of the seat frame 12 are not separated from each other, and no abnormal noise is generated when seated or while the vehicle is traveling. .

[0022]

The above is the construction of one embodiment of the pulling structure for the skin material of the vehicle seat according to the present invention. According to this construction, the S-shaped spring is stretched on the seat frame, A pad material is arranged on the front side or the upper side of the S-shaped spring, and the free end side of the pulling member provided on the back side of the skin material is passed through the pad material and locked to the S-shaped spring. , A pad material and a skin material are assembled, and in the pulling part structure of the skin material of the vehicle seat formed by covering the surface of the pad material with the skin material, an appropriate position is provided near the free end of the pulling member. Slits are formed at intervals, and the slits are formed to have an interval and a size capable of inserting a mountain portion on one side of the S-shaped spring of the seat frame, and the slits of the pulling member penetrating through the pad material. Wind the free end side around the mountain on the other side of the S-shaped spring of the seat frame. Is bent to fold return shape in the elaborate state,
Since the slit is locked to the mountain portion on the one side of the S-shaped spring, the pad material and the S-shaped spring of the seat frame are not separated from each other, and are different when seated or while the vehicle is traveling. It is possible to prevent the sound from being generated, and it is possible to easily and quickly assemble the seat without using a special tool, and at the same time, it is possible to dismantle the seat easily and quickly, which facilitates resource recycling. In addition, the work efficiency can be remarkably improved, the economy is excellent, and the appearance and appearance can be improved.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of a vehicle seat.

FIG. 2 is a partial cross-sectional side view showing a pulling portion structure in a vehicle seat according to the present invention.

FIG. 3 is a perspective view showing a pull member and an S-shaped spring used in the present invention.

FIG. 4 is an exploded perspective view showing a conventional vehicle seat.

FIG. 5 is a cross-sectional view showing a fixed state of the S-shaped spring and the pulling portion of the skin material of the conventional vehicle seat.

[Explanation of symbols]

 11 Vehicle Seat 12 Seat Frame 13 Skin Material 14 Pad Material 15 Pulling Member 15a Free End 15b Slit 16 S-Shaped Spring 16a Mountain on One Side 16b Mountain on the Other Side

Claims (1)

[Claims] 1. An S-shaped spring is stretched on a seat frame, a pad material is arranged on the front side or the upper side of the S-shaped spring, and a free end portion of a pulling member provided on the back side of the skin material. Side is passed through the pad material and locked to the S-shaped spring, the pad material and the skin material are assembled, and the surface of the pad material is covered with the skin material. In the partial structure, slits are formed at appropriate positions close to the free end of the pulling member, and the slits have an interval and a size capable of inserting a mountain portion on one side of the S-shaped spring of the seat frame. And the free end side of the pulling member penetrating through the pad material is bent in a folded shape with the mountain portion on the other side of the S-shaped spring of the seat frame being wound, It is characterized in that the slit is locked on the mountain portion on the one side of the spiral spring. The structure of the pulling part of the skin material of the vehicle seat to be considered.