JPH0116195B2 - - Google Patents

Description

Detailed Description of the Invention (Industrial Application Field) This invention provides a seat bag for a vehicle seat, in which a skin cover covering the seat bag body is provided with an inner surface to prevent the skin cover covering the body from lifting up. This invention relates to a device for fastening a wire of a fastening part attached to the back surface of a skin cover to a wire rod such as an S spring or wire using a C ring.

(Prior Art) Conventionally, as shown in FIGS. 13 and 14, a fastening part is attached to the back surface of the skin cover D to the S spring, wire, or other wire material B installed inside the seat bag body A. The operation for fastening the wire F of E with the C ring is carried out as follows.

(b) The operator grasps the C-ring gun G and attaches the C-ring held between the pair of fastening arms H, H of the C-ring gun G to the stop attached to the back surface of the skin cover D. Fit the wire F in the fitting part E at a predetermined position.

(b) As mentioned above, hold the C-rings of the fastening arms H, H in the C-ring gun G in a state where they are fitted to the wire F of the fastening part E of the skin cover D,
This is inserted into a slit C extending through the seat bag body A in the left-right direction.

(c) And the fastening arms H, H of the C ring gun G
With the C-ring, the fastening part E of the skin cover D
When the wire F reaches the wire B of the S spring (or wire) of the seat bag body A,
By operating the fastening arms H, H and closing the C ring, the wire B of the seat bag body A and the wire F of the skin cover D are fastened.

(d) Repeat steps (a), (b), and (c) above to attach the outer skin cover D to the wire B of the seat bag body A.
The wires F were fastened at multiple locations, for example, at three locations, using C-rings.

(Problems to be Solved by the Invention) As described above, while holding the C-ring gun, the operator connects the wire F of the skin cover D to the wire B such as the S spring of the seat bag body A using the C-ring. The work of tying the joints together is inefficient and difficult work, and there are problems such as requiring a large amount of labor and time.

(Means for Solving the Problems) In order to solve the above-mentioned conventional problems, in the present invention, an upper unit is provided above the seat bag body which is held horizontally at a predetermined height position, and an upper unit is provided below the seat bag main body which is held horizontally at a predetermined height position. The lower units are arranged to face each other, and the upper unit clamps the wire at the fixing part of the skin cover and lowers the wire through a slit extending in the left-right direction of the seat bag body to the wire placement position of the seat bag body. The lower unit has a predetermined number of clamp heads that are movable up and down, and at a position displaced from the clamp heads by a predetermined amount in the left-right direction, the lower unit rises to the wire rod arrangement position of the seat bag main body and removes the wire rods and the skin. The device has a plurality of C-ring fastening heads that can be moved up and down to fasten the wires of the fastening portion of the cover using C-rings.

(Function) The present invention provides, on the lower unit side,
While raising the plurality of C-ring fastening heads to the wire arrangement position of the seat bag main body, on the upper unit side, a predetermined number of clamp heads that clamped the wires of the fastening portion of the skin cover are inserted through the slits of the seat back main body. By closing the C-rings of each of the C-ring fastening heads while the seat bag body is lowered to the wire rod placement position, the wire rods of the seat bag body are attached to the wire rods by the closed C-rings. On the other hand, it acts to fasten the wires of the skin cover at multiple locations at the same time.

(Example) An example of the present invention will be described below with reference to the drawings.

In FIG. 1, a support stand 2 is disposed at a predetermined height on one side of the upper surface of a base 1, and this support stand 2 holds the base of a seat bag body A and holds the seat bag body A horizontally. A pair of upper and lower fixed and movable clamp bodies 3 and 4 are provided to hold the device in the same position.

In this embodiment, the lower fixed clamp body 3
is fixed to the upper surface of the support base 2 with bolts (not shown) and elongated holes in the vertical direction so that the height can be adjusted. The upper movable clamp body 4 is attached to the tip of the rod 5a of the clamp cylinder 5 disposed on the lower surface of the lower fixed clamp body 3, and is clamped and clamped up and down in the vertical direction. On the lower surface of the base of the clamp body 4, there is a guide tube 6 fixed to the lower surface of the base of the lower fixed clamp body 3.
A guide rod 7, which is slidably inserted in the vertical direction, is fixed in a hanging manner.

On the other side of the upper surface of the base 1, there are two high and low
Columns 8 and 9 are each erected at a predetermined height.

A support plate 10 extending horizontally from the upper part of the first column 8 has a seat bag body A held horizontally at a predetermined height by both the fixed and movable clamp members 3 and 4. At a position a predetermined distance apart from the top surface, the upper unit 11
is installed.

Further, a support plate 12 extending horizontally from the upper part of the second column 9 has a lower unit at a position that is spaced a predetermined distance downward from the lower surface of the seat bag main body A and opposite to the upper unit 11. 13 are arranged.

As shown in FIGS. 2 and 3, the upper unit 11 mainly includes an elevating cylinder 14 and first and second clamp heads 15 and 16. The lifting cylinder 14 is fixed downward to the upper surface of the support plate 10 of the first column 8, and is movably guided by a vertical guide rod 17 and a slide bearing 18 at the tip of the rod 14a of the lifting cylinder 14. First and second clamp heads 15 and 16 for clamping and unclamping the wire F of the fastening portion E of the skin cover D are disposed on the lifting plate 19. That is, on the left and right portions of the lower surface of the elevating plate 19, first,
Both second clamp cylinders 20 and 21 are provided, and these first and second clamp cylinders 20 and 2
A pair of arm support plates 22 and 23 are fixed to the lower surface of the main body of the cylinder 1, respectively, with a gap through which the rods 20a and 21a of the cylinders 20 and 21 are inserted. Between each pair of arm support plates 22 and 23, there is a fastening portion E of the skin cover D.
The wire F is clamped and lowered from the slit C extending in the left-right direction of the seat bag body A to the position where the S spring, wire, etc. (in this example, the S spring) B is installed. ,
The movable clamp arms 24 and 25 are clamps,
It is arranged so that it can be unclamped. fixed,
Clamp surfaces for clamping the wire F of the fastening portion E of the skin cover D are formed on opposing surfaces of the distal ends of both movable clamp arms 24 and 25. Of these fixed and movable clamp arms 24, 25,
The fixed clamp arm 24 has a substantially central portion thereof.
Arm support plate 22 by fixing pin 26,
23 while the movable clamp arm 25
is supported by the arm support plates 22 and 23 by a pivot pin 27 at approximately the center thereof. In contrast to the fixed clamp arm 24, the movable clamp arm 25 is centered around the pivot pin 25.
It is capable of clamping and unclamping operations, and is normally biased in the unclamping direction by a spring 28. Further, the clamping operation of the movable clamp arm 25 is performed by the first and second clamp cylinders 20 and 21.
This is done by actuators 29 attached to the tips of the rods 20a, 21a, respectively.

On the other hand, as shown in FIGS. 4, 5, and 6, the lower unit 13 disposed on the support plate 12 of the second column 9 includes a lifting cylinder 30, a first, a second, and a third cylinder. C-ring fastening head 31,3
It is mainly composed of 2 and 33.

The lifting cylinder 30 of the lower unit 13 is
The rod 3 of the lifting cylinder 30 is fixed upward to the lower surface of the support plate 12 of the column 9.
An elevating plate 36 whose movement is guided by a vertical guide rod 34 and a slide bearing 35 is attached to the tip 0a. This elevating plate 36 has first, second and third vertical parts.
The supporting shafts 37, 38, 39 are bearings 40, 41, 42
These first
~ For each flange 43, 44, 45 formed at the upper end of the third support shafts 37 to 39, connect the wire B of the seat bag body A and the wire F of the fastening part E of the skin cover D with a C ring R. First, to conclude the
Second and third C-ring fastening heads 31 to 33 are disposed at positions displaced from the first and second clamp heads 15 and 16 by a predetermined amount in the left-right direction. These first to third C-ring fastening heads 31 to 33 have substantially the same structure as the conventional C-ring gun G. That is, the first to third
The C-ring fastening heads 31 to 33 are the first to third
A flange 43 formed at the upper end of the support shafts 37 to 39 of
Fastening cylinders 49-49 fixed to the upper surfaces of ~45, respectively, and arm casings 50-50 attached to the upper surfaces of the main bodies of these cylinders 49-49.
It is mainly composed of. These arm casings 50 each include a pair of fastening arms 51, 5.
1 and a C-ring supply device (not shown) for supplying the C-ring R to the C-ring holding portions of these fastening arms 51, 51. Each pair of fastening arms 51, 51 is
The C-ring R is opened and closed by the actuator 52 attached to the tip of the rod 49a of each fastening cylinder 49, and when the pair of fastening arms 51, 51 are opened, the C-ring R is supplied, and the C-ring R is closed by closing the fastening arms 51, 51.

Further, in this embodiment, around the lower shaft of the first support shaft 37, as shown in FIGS. A pinion 55 that meshes with a rack 54 formed in the pinion 55 is keyed, thereby rotating the first support shaft 37. As the first support shaft 37 rotates, the second and third support shafts 38 and 39 are rotated in the same direction and by the same angle, as shown in FIGS. 4 and 6. From the flanges 43 to 45 at the tips of the first to third support shafts 37 to 39,
Arms 43a, 44a, 45a are extended, and these arms 43a, 44a, 45a are connected by an interlocking link 56 and a pin 57.

That is, the first to third C-ring fastening heads 3
When each pair of fastening arms 51, 51 of No. 1 to 33 rises to the position where the wire B such as the S spring of the seat bag main body A is disposed, these fastening arms 51, 5
C-ring R held in C-ring holding part 1
However, the first to third C-ring fastening heads 31 to 39 are connected by the first to third support shafts 37 to 39 in a substantially right-angled direction for easy fitting to the wire rod B of the seat bag main body A. It is set to hold 33. Further, first and second clamp heads 15,
16 fixed and movable clamp arms 24, 25
Clamp the wire F at the fastening part E of the skin cover D, and attach this wire F to the seat bag body A.
From the slit C of the same sheet bag body A, wire B
When descending to the installation position, the first to
The third C ring fastening heads 31 to 33 are connected to the first to third C ring fastening heads 31 to 33.
It is configured to rotate by third support shafts 37-39.

In this embodiment configured as described above, when fastening the wire F of the fastening part E of the skin cover D to the wire B of the seat bag body A such as the S spring with a C ring, first, as shown in FIG. , support stand 2
The base end of the seat bag body A is placed horizontally on the upper surface of the fixed clamp body 3, and then the clamp cylinder 5 is operated to clamp the movable clamp body 4, thereby fixing and
The movable clamp bodies 3 and 4 clamp the base end of the seat bag body A, and the seat bag body A
Hold it fixed in a horizontal position.

Next, on the seat bag main body A, from one end side of the main body A, turn the bag-shaped skin cover D upside down and set it over the seat bag main body A up to the vicinity of the slit C part. do.

Under the above conditions, as shown in Figure 7,
On the lower unit 13 side, the first to third C-ring fastening heads 31 to 3 are moved by the lifting cylinder 30.
3 to a predetermined position, and the C-rings R held by each pair of fastening arms 51, 51 of the first to third C-ring fastening heads 31 to 33 are
As shown in FIG. 11, the wire rods B of the seat bag main body A are fitted in substantially perpendicular directions. Then, when each of the C-rings R is fitted into the wire rod B of the seat bag body A, the first support shaft 37 is rotated by a predetermined angle (for example, 45 degrees) in a predetermined direction by the rotation cylinder 53. , together with the first support shaft 37, the second and third support shafts 38 and 39 are rotated in the same direction and by the same angle via the interlocking link 56. As a result, each of the first to third C-ring fastening heads 31 to 33
As shown in FIG. 12, the direction of the C-ring R held by the pair of fastening arms 51, 51 is aligned with the direction of the wire rod B of the seat bag body A, and the direction in which the wire F of the skin cover D is easily received. Make it.

On the other hand, on the upper unit 11 side, as shown in FIG.
When each movable clamp arm 25 is in the unclamped state, the wire F of the fastening part E of the skin cover D is
is applied to the clamping surface of each fixed clamp arm 25. Note that the work of applying the wires F to the skin cover D is performed manually by an operator. After that, the first and second clamp cylinders 2
0,21, each movable clamp arm 25
The clamping operation is performed on each fixed clamp arm 24, and these fixed and movable clamp arms 2
4 and 25, as shown in FIG. 8, the wire F at the fastening portion E of the skin cover D is clamped.

With the wire F of the skin cover D being clamped by the fixed and movable clamp arms 24 and 25 of the first and second clamp heads 15 and 16, the first and second clamps are moved by the lifting cylinder 14. Lower the second clamp heads 15 and 16 to a predetermined position, and remove the first and second clamp heads 1.
5, 16 fixed and movable clamp arms 24,
25 is lowered to the position where the wire rod B of the seat bag body A is disposed, as shown in FIG. Then, the wire F of the skin cover D clamped by the fixed and movable clamp arms 24 and 25,
As shown in FIG. 12, it is fitted into the C-ring R held by each pair of fastening arms 51, 51 in the first to third C-ring fastening heads 31-33.

Here, the first to third C-ring fastening heads 31
The actuator 52 of each fastening cylinder 49 in ~33
By closing each pair of fastening arms 51, 51 and closing each C ring R, the wire B of the seat bag body A and the wire F of the outer skin cover D are connected.
Tighten the C-ring.

Thereafter, as shown in FIG. 10, the movable clamp arm 25 is operated to unclamp the fixed clamp arms 24 of the first and second clamp heads 15 and 16, and the movable clamp arms 25 are unclamped. 15, 16 are raised to their original positions by the lifting cylinder 14.

In addition, the first to third C-ring fastening heads 31 to
33 has been rotated to the original position around the first to third support shafts 37 to 39, these first to third support shafts 37 to 39
The third C-ring fastening heads 31 to 33 are lowered to their original positions by the lifting cylinder 30, and here, the first part of the C-ring fastening process between the wire B of the seat bag body A and the wire F of the skin cover D is performed. The cycle is complete.

(Effects of the Invention) That is, according to the present invention, on the lower unit side, the plurality of C-ring fastening heads are raised to the wire rod arrangement position of the seat bag main body, while on the upper unit side, the fastening portion of the skin cover is moved up. By closing the C-rings of each C-ring fastening head while a predetermined number of clamp heads clamping the wires are lowered from the slit of the seat bag body to the wire arrangement position of the seat bag body, These closed C-rings allow the wires of the skin cover to be fastened to the wires of the seat bag body at a plurality of locations at the same time. Therefore, the work of fastening the wire of the skin cover to the wire of the seat bag body using the C-ring can be done efficiently and in a short time, which has the effect of reducing the cost of fastening the C-ring. .

[Brief explanation of drawings]

The drawings show one embodiment of the invention.
The figure is a side view showing the entire C-ring fastening device.
The figure is a side view showing the upper unit partially disassembled, Fig. 3 is a front view, Fig. 4 is a side view showing the lower unit partially disassembled, and Fig. 5 is a front view.
Fig. 6 is a plan view showing the connection relationship between the first to third C-ring fastening heads of the lower unit, and Figs. 7, 8, 9, and 10 show the C-ring fastening process in order. 11 is a plan view schematically showing the state when each pair of fastening arms of the first to third C-ring fastening heads are fitted to the wire rod of the seat bag main body, and FIG. - FIG. 7 is a plan view schematically showing the state in which the wires of the skin cover are received by each pair of fastening arms of the third C-ring head; Fig. 13 and Fig. 14 show the conventional one, Fig. 13 is a perspective view showing a state in which the outer surface of the seat bag body is covered with a skin cover that is turned upside down and covered by a predetermined amount, and Fig. 14 is a perspective view of the seat bag body. FIG. 3 is a side view showing a state in which the wire of the main body and the wire of the skin cover are fastened together using a C-ring fastening gun. 2...Support stand, 3...Fixed clamp body, 4...
Movable clamp body, 8...first column, 9...second column, 11...upper unit, 13...lower unit, 15...first clamp head, 1
6... Second clamp head, 24... Fixed clamp arm, 25... Movable clamp arm, 31
...First C-ring fastening head, 32... Second C-ring fastening head, 33... Third C-ring fastening head, 51... Fastening arm, A... Seat bag body, B... Wire rod, C ...Slit, D...
Outer skin cover, E...Fixing part, F...Wire, R...
...C ring.

Claims (1)

[Claims] 1 A device that fastens the wire of the fastening part attached to the back side of the skin cover that covers the seat bag body to the S spring, wire, etc. installed inside the vehicle seat bag body using a C ring. An upper unit is installed above the seat bag body which is held horizontally at a predetermined height position.
Lower units are disposed facing each other in the lower part, and the upper unit clamps the wire of the fastening part of the skin cover and connects the wire of the seat bag body through a slit extending in the left-right direction of the seat bag body. The lower unit has a predetermined number of clamp heads that are movable up and down, and at a position displaced from the clamp heads by a predetermined amount in the left-right direction, the lower unit rises to the wire rod placement position of the seat bag main body and removes the wire rods. A C-ring fastening device for a skin cover in a vehicle seat bag, characterized in that it has a plurality of C-ring fastening heads that can be raised and lowered to fasten the wires of the fastening portions of the skin cover using C-rings.