JPH06285979A - Method for sticking skin material - Google Patents

Abstract

PURPOSE:To stick a skin material of various materials on a core material efficiently and correctly giving a good appearance by a method in which the skin material is caught by the fringe of the core material. CONSTITUTION:A skin material 22 is laminated on the surface 21a of a core material 22 with the part 22b to be caught of the skin material 22 projected from the fringe 27a of the core material 21. A pushing plug 61 is moved forward along the surface 21a of the core material 21 to press the skin material 22 on the surface 21a of the core material 21 by a pressing part 64 to conduct the lamination. When the pressing part 64 passes through the fringe 27a of the core material, the returning pushing plug 61 is deformed elastically. The part 22b to be caught of the skin material 22 is wound up on the back side 21b of the core material 21 by the pressing part 64 of the pushing plug 61 which is projected to the back side 21b of the core material 21. The pushing plug 61 is moved backward so that the part 22b of the skin material 22 is pressed on the fringe 27a of the core material 21 by the pressing part 64 and stuck.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of sticking a skin material by sticking a skin material on the surface of a core material and winding the skin material around the edge of the core material for sticking.

[0002]

2. Description of the Related Art Conventionally, for example, JP-A-3-153340.
A method for sticking a skin material described in Japanese Patent Publication is known.

In this method of attaching the skin material, a receiving die for supporting the back side of the core material is used, a space is opened at a predetermined position of the receiving die, and a pressing valve is provided in the space so as to be able to move forward and backward. In addition, the upper mold provided facing the receiving space is used.

Then, for example, when the skin material is attached to the front surface side of the core material having the opening, first, the space portion of the mold and the opening of the core material are aligned with each other. The core material is supported on the core material, and the skin material is attached to the surface of the core material in a substantially planar shape.
Then, when the pressure valve is retracted in the space, the skin material attached on the surface of the core is sucked and drawn into the space while being stretched. In this state, the upper mold is moved forward to close the opening of the core material, and the pressure valve is reversed to move forward to press the skin material drawn into the space to the back surface side near the opening of the core material. And glue. Then, the upper mold is retracted, the core material is removed from the receiving mold, and the unnecessary portion of the drawn-in skin material is cut off, so that the end portion of the skin material is folded back and attached to the edge portion of the core material. In this state, the edge portion of the core material and the end portion of the skin material are not exposed to the outside.

[0005]

However, according to the above-mentioned conventional structure, when the skin material is folded back and attached to the edge portion of the core material, it is necessary to suck the skin material and pull it in while stretching it. , A skin material that is hard to stretch,
There is a problem that it is not possible to use a skin material made of breathable material. Even if it is a stretchable material, the thickness of the stretched part may be extremely thin or the appearance may deteriorate, and the stretched part has a strong repulsive force (shrinkage force). Occurs, which makes it difficult to perform strong adhesion.

The present invention has been made in view of the above circumstances, and a skin is formed by sticking a skin material on the surface of a core material and winding the skin material around the edge of the core material and sticking the skin material. An object of the present invention is to provide a method for attaching a skin material, which can improve the appearance and can reliably attach various types of skin materials to the core material with good workability.

[0007]

A method for attaching a skin material of the present invention is a method of attaching a skin material to a surface portion of a core material, and a winding portion of the skin material to an edge portion of the core material. A method for attaching a skin material, which is rolled up and attached, wherein an elastically deformable and forward / backward-moving push-in plug provided with a pressing portion is used to project the wind-up portion of the skin material from an edge portion of the core material. The surface material is laminated on the surface part of the core material with an adhesive layer interposed therebetween, and the pressing plug is used to press the surface material of the core material on the surface part of the core material by the pressing part. The forward direction of the core material, and when the pressing portion passes through the edge of the core material, the pressing plug is elastically deformed in the returning state, and the pressing portion is on the back surface side of the core material. Projecting to the inner side of the core material, the winding portion of the skin material is rolled into the back surface portion of the core material, Is moved in the backward direction, it is to press the winding portion of the skin material to the end edge of the core material by the pressing portion.

[0008]

In the method of attaching a skin material of the present invention, the skin material is laminated on the surface portion of the core material with an adhesive layer in a state where the rolled-in portion of the skin material is projected from the edge portion of the core material. To do. Then, the push plug is moved in the forward direction along the surface portion of the core material, and the skin material is pressed against the surface portion of the core material by the pressing portion to be attached. Then, when the pressing portion passes through the edge portion of the core material,
The push plug is elastically deformed in the returned state, the pressing portion of the push plug is projected toward the back surface side of the core material, and the winding portion of the skin material is wound around the back surface side of the core material. Then, the push-in plug is moved in the backward direction, and the winding portion of the skin material is pressed against the edge portion of the core material by the pressing portion to be attached.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The construction of an embodiment of the method for sticking a skin material of the present invention will be described below with reference to the drawings.

In FIG. 8 and FIG. 9, 11 is a console box of an automobile as a molded product formed by using the sticking method of this embodiment. The console box 11 has a substantially box-like shape with upper and lower openings. A substantially box-shaped inner box body 15 having an open top is attached to the inside of the outer box body 12 and fixed by a stopper 16 such as a screw.

The outer box body 12 is composed of a core material 21 made of synthetic resin or the like and a skin material such as a raised tricot attached to a surface portion 21a of the core material 21 via an adhesive layer (not shown). It is composed of 22 and. In addition, the core material 21 of the outer box body 12
In the flat plate-like upper plate portion 23, an approximately plane-shaped rectangular upper opening 25 is formed, and a plane-shaped substantially rectangular lower opening 26 is formed on the entire lower surface. . Further, the side wall portion 27 around the core material 21 is provided so as to incline so as to spread downward from the peripheral portion of the upper plate portion 23.

Further, the skin material 22 adhered to the surface portion 21a of the core material 21 has an inner end portion 22 formed by notching at a substantially central portion.
a is the upper edge 23a with respect to the upper opening 25 of the upper plate 23.
The outer end portion 22b, which is folded back at, is attached to the back surface portion 21b of the upper plate portion 23, and the outer end portion 22b as an outer winding portion of the skin material 22 serves as an edge portion of the lower end of the side wall portion 27. It is folded back at the lower end edge portion 27a and attached to the back surface portion 21b of the core material 21.

The inner end portion 22a of the skin material 22 folded back at the upper end edge portion 23a is fixed to the back 16b of the core material 21 and the inner box body 15 in a state of being fixed by the stopper 16. It is clamped in between and fixed.

In addition to the raised tricot, the skin material 22 is
It is composed of a moquette, a jersey, a polyvinyl chloride (PVC) sheet, or a laminate of these and a foam sheet.

Next, with reference to FIG. 1, a sticking device used in the sticking method of the skin material of this embodiment will be described.

This sticking device is a receiving jig for supporting the core material 21.
31 and a first decorating device 32 provided above the receiving jig 31
And a second decorating device 33 and the like.

The receiving jig 31 has a back surface portion 21 of the core member 21.
There is a fitting portion 35 that fits in the lower part of b and supports this core material 21, and a space portion 36 is formed inside this fitting portion 35.

The first decorating device 32 is a device for winding and adhering the skin material 22 around the upper opening 25 of the core material 21, and is automatically controlled by a control means (not shown). It is composed of a first cylinder 41 which is driven by means such as to move the rod 40 up and down in the vertical direction, and a central push plug 42 which is detachably held at the lower end of the rod 40.

A holding plate 44 having an elongated rectangular plate shape is fixed near the lower end of the rod 40, and a plurality of suction ports 44a are provided on the lower surface of the holding plate 44. And
A suction pipe 46 connected to a pump device (not shown) is connected to each of these suction ports 44a, and the central push plug 42 is detachably suction-held.

The center push-in plug 42 is made of an elastically deformable soft material such as polyvinyl chloride (PVC), thermoplastic elastomer, or polyurethane block, and its upper surface is closely adhered to the lower surface of the holding plate 44 for adsorption. A suction surface portion 48 having a substantially rectangular shape to be held is formed, and a positioning recess 49 opening upward is formed at a substantially central portion of the suction surface portion 48, and a rod is provided in the positioning recess 49.
The lower end 40a of 40 is slidably fitted.

Further, on the outer peripheral portion of the center push-in plug 42, a protrusion 51 having a substantially elliptical shape in a plan view is provided.
The ridge portion 51 has a side surface portion 52 formed in a taper shape that is inclined downward toward the inside, and an upper surface portion 53 formed in a horizontal shape.

The planar shape of the lower end portion of the central pressing plug 42 is slightly smaller than the planar shape of the upper opening 25 of the core material 21, and the planar shape of the upper portion of the protrusion 51 of the central pressing plug 42 is The upper opening 25 is formed to be slightly larger than the planar shape thereof.

The second decorating device 33 has a side wall portion of the core member 21.
The skin material 22 is attached to 27, and the skin material 22 is wrapped around the lower edge 27a at the lower end of the side wall 27, and is vertically attached by a plurality of guide rods 55 fixed to the receiving jig 31. It has a guide plate 56 that is guided so that it can move back and forth. A rod 57 is connected to the guide plate 56, and the rod 57 is automatically controlled by a control means (not shown) and is moved up and down by a second cylinder 58 driven by air pressure or hydraulic pressure. It is designed to be driven.

Then, side pushing plugs 61 as pushing plugs are attached to the lower surface of the guide plate 56 at a plurality of positions so as to surround four sides of the first decorating device 32 and face each other. . These side push plugs
61 is a support plate 62 in the form of a vertical plate that can be slightly elastically deformed.
The upper end of the support plate 62 is fixed to the lower surface of the guide plate 56 by a mounting screw 63 or the like, and the plug main body 64 as a pressing part is fixed to the lower end of the support plate 62. There is.

The plug body 64 is formed of a flexible elastically deformable soft material such as polyvinyl chloride (PVC), a thermoplastic elastomer, or a polyurethane block into a substantially horizontal plate shape. It is formed so as to be inclined downward toward the outside, and the corner portion at the lower end of the inner side surface 65 is a side wall pressing portion 66. Further, along the upper end of the inner side surface 65, a ridge-shaped end pressing portion 67 is provided so as to project.

Next, with reference to FIGS. 1 to 8, working steps using this sticking apparatus will be described.

First, as shown in FIG. 1, the first decorating device 32
As for the lower end of the rod 40, the lower end 40a of the rod 40 is inserted into the positioning recess 49 and fitted, and the suction surface 48 is sucked and held by the holding plate 44 by sucking air from each suction port 44a. Attach the center push plug 42 to. Also,
Drive the first cylinder 41 to pull the rod 40 upward,
The central push plug 42 is retracted upward.

In the second decorating device 33, the second cylinder 58 is driven to pull the rod 57 upward, the guide plate 56 is moved upward, and the side pushing plugs 61 are retracted upward. Keep it.

Then, the surface portion 21 is attached to the fitting portion 35 of the receiving jig 31.
a, upper and lower edge portions 23a and 27a, and upper and lower opening portions 25,
The core material 21 having an adhesive layer formed by applying an adhesive to the back surface portion 21b in the vicinity of 26 is fitted and supported, and the front surface portion 21a of the core material 21 is also supported.
The skin material 22 is adhered to and laminated on the surface of the upper plate 23, for example.
Partially adhere to 21a.

The outer skin 22 is cut in advance so that the outer end portion 22b projects from the lower end edge 27a of the core 21, and the upper opening 25 of the core 21 is cut off.
A notch is formed, for example, in a substantially X shape in accordance with the position of, to form the inner end portion 22a of the skin material 22. It should be noted that, for example, when the longitudinal dimension of the upper opening 25 is large, the notch has a central notch line along the longitudinal direction of the upper opening 25, and the upper notch 25 is cut from both ends of the central notch line. It is also possible to extend obliquely toward the corner.

Then, as shown in FIG. 2, the first cylinder
41 is driven to project the rod 40, the central push plug 42 is lowered, and it is press-fitted into the upper opening 25 of the core 21. And
With the side surface portion 52 of the center push-plug 42 pressed into the upper opening 25 of the core material 21, the first cylinder 41 is stopped,
Stop center push plug 42. In this state, the skin material 22
The inner end 22a of the core is folded back, and the upper edge 23 of the core 21 is
The core material 21 and the skin material
22 is fixed.

Then, the second cylinder 58 is driven to drive the rod.
57 is projected and each side pushing plug 61 is lowered. In this state, the side wall pressing portion 66 of the plug body 64 of each side pushing plug 61 is brought into sliding contact with the skin material 22 laminated on the side wall portion 27 of the core material 21, and the elastic force of the support plate 62 and the plug body 64 is increased. Due to
The skin material 22 pressed by the side wall pressing portion 66 is pressure-bonded and adhered onto the side wall portion 27. Further, at this time, the air between the side wall portion 27 of the core material 21 and the skin material 22 is pushed downward,
Wrinkles of the skin material 22 are also stretched and firmly attached. Since the core material 21 and the skin material 22 are fixed by the central push plug 42, the skin material 22 is prevented from shifting.

Then, as shown in FIGS. 3 to 5, when the plug body 64 of each side pushing plug 61 passes through the lower end edge portion 27a of the lower end of the core member 21, the side pushing plug 61 is supported. The plate 62 and the plug body 64 are restored and deformed by their own elastic force. In this state, the end pressing portion 67 of the plug body 64 protrudes toward the back surface 21b of the core material 21, and the end pressing portion 67 causes the outer end portion 22b of the skin material 22 to be folded back so that the core material 21
Is attached to the lower end edge portion 27a of the core material 21 and is wound around the back surface portion 21b side of the core material 21.

Subsequently, as shown in FIG. 6, the second cylinder
The rod 57 is driven backward by driving the rod 58, and the side pushing plugs 61 are raised. In this state, the outer end portion 67a of the end pressing portion 67 of the plug body 64 allows the outer end portion of the skin material 22 to be
22b is pressure-bonded to the lower end edge portion 27a of the core material 21 and the back surface portion 21b, and is securely attached.

Next, the first cylinder 41 is driven again to project the rod 40 and lower the central push plug 42. The central push plug 42 is moved from the upper opening 25 of the core member 21 to the back surface portion.
It is pushed into the space portion 36 of the receiving jig 31 on the 21b side. Then, when the upper end of the protrusion 51 of the central push plug 42 passes through the upper opening 25 of the core material 21, the central push plug 42
42 elastically returns and deforms outward, and the ridge 51
Project outwards. Then, the protrusion 51 causes the inner end portion 22a of the skin material 22 to be wound around the back surface portion 21b of the core material 21, and the upper surface 53 of the protrusion 51 causes the skin material to move.
The terminal portion 22a of 22 is the back surface portion 21b near the upper opening 25 of the core 21.
It is pressed and adhered.

Then, as shown in FIG. 7, the first cylinder
By driving 41, the rod 40 is retracted upward, and while supporting the back surface portion 21b of the core material 21 by the upper surface portion 53 of the protrusion 51, the core material 21 to which the skin material 22 is attached together with the central push plug 42 is attached. Lift and remove from the receiving jig 31. Then, when the core material 21 is sufficiently separated from the receiving jig 31 and completely demolded, the suction of air from each suction port 44a by the pump device is stopped.
Then, the center push-in plug 42 separates from the holding plate 44 and drops onto the receiving jig 31 below, and in this state, the core material 21 to which the skin material 22 is adhered, that is, the outer box body 12 can be taken out to the side. Thus, the work of attaching the skin material 22 to the core material 21 is completed.

Then, the first cylinder 41 is driven to drive the rod.
40 and lower the lower end of this rod 40 to the positioning recess 49
The suction device 48 in close contact with the lower surface of the holding plate 44 while operating the pump device,
Air is sucked from 44a and the center push plug 42
Hold by adsorption. Then, in this state, by driving the first cylinder 41 to raise the rod 40, the center push plug 42 is lifted together with the rod 40, and the state shown in FIG. 1 is restored.

According to the method of sticking the skin material of the present embodiment, the skin material 22 is stuck to the surface portion 21a of the side wall portion 27 of the core material 21 and the end portions inside and outside the skin material 22 are attached. 22a, 22
b can be wound around the upper and lower edge portions 23a and 27a of the core material 21 and can be attached to the core material 21 with good workability, and the upper and lower edge portions 23a and 27a of the core material and the skin material
The external parts 22a and 22b inside and outside 22 are not exposed to the outside, and the appearance can be improved.

Further, the elastic force of each push-in plug 42, 61 allows the inner and outer end portions 22a, 22b of the skin material 22 to be wound around the upper and lower edge portions 23a, 27a of the core material 21 and adhered thereto. There is no need to stretch or suction this skin material 22,
The skin material 22 of various materials can be used.
The appearance of 22 can be maintained satisfactorily, and repulsive force (contraction force) due to stretching does not occur
Can be reliably attached.

When the skin material 22 is attached to the side wall portion 27 of the core material 21, the plug body 64 of each side push plug 61 is attached.
However, due to the elastic force of the support plate 62 and the plug body 64,
Since it can be slidably contacted with the upper skin material 22 on the upper skin 27 and pressed gradually toward the tip of the outer end portion 22b of the outer skin material 22 to gradually adhere, it is possible to surely adhere, and the core material 21 and the outer skin Material 22
It is possible to prevent the skin material 22 from wrinkling or twisting while pushing out the air between the outer surface and the outer surface, thereby improving the appearance. At this time, since the support plate 62 that supports the plug body 64 also elastically deforms, it is possible to prevent unnecessary pressurizing force from being applied to the skin material 22, and also to prevent deformation of the core material 21.

Further, since the push plugs 42 and 61 for attaching the skin material 22 are driven forward and backward only by the cylinders 41 and 58, the operating speed can be increased and the processing time can be shortened. The device used for can be installed in a narrow space.

Further, by forming the push plugs 42 and 61 so as to have a shape and hardness corresponding to the shape of the core material 21, it is possible to more reliably wind and stick the material.

[0043]

According to the method of attaching a skin material of the present invention, the skin material is attached to the surface portion of the core material, and the wound portion of the skin material is wound around the edge portion of the core material. It can be attached, and the appearance can be improved without exposing the edge portion of the core material and the end portion of the skin material to the outside. Further, by moving the push-in plug forward and backward, the skin material can be pressed against the surface portion and the edge portion of the core material to be attached with good workability. Further, when the skin material is attached to the core material, it is not necessary to stretch or suck the skin material, so that the skin material of various materials can be used and the appearance of the skin material can be favorably maintained. At the same time, repulsive force (contractile force) due to stretching does not occur, and the skin material can be reliably attached.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing an example of a method for attaching a skin material of the present invention.

FIG. 2 is a cross-sectional view showing a step that follows FIG. 1 above.

FIG. 3 is a cross-sectional view showing a step that follows FIG. 2 above.

FIG. 4 is a cross-sectional view showing a step that follows the step shown in FIG.

5 is a cross-sectional view showing a step that follows FIG. 4 above.

FIG. 6 is a cross-sectional view showing a step that follows FIG. 5 above.

FIG. 7 is a cross-sectional view showing a step that follows FIG. 6 above.

FIG. 8 is a perspective view of a console box to which the present invention is applied.

FIG. 9 is a sectional view of the console box of the above.

[Explanation of symbols]

 21 core material 21a front surface portion 21b back surface portion 22 skin material 22b outer end portion as a winding portion 27a lower end edge portion as an edge portion 61 side pushing plug as a pushing plug 64 plug main body as a pushing portion

Claims (1)

[Claims] 1. A method of sticking a skin material, comprising: sticking a skin material to a surface portion of a core material; and winding the wound portion of the skin material around an end edge portion of the core material to stick the skin material. Using an elastically deformable and forward / backward-moving push-in plug provided with a pressing portion, an adhesive layer is provided on the surface portion of the core material in a state where the wound portion of the skin material is projected from the end edge portion of the core material. By laminating the skin material, while moving the push plug in the forward direction along the surface portion of the core material while pressing the skin material on the surface portion of the core material by the pressing portion, the pressing portion When passing through the edge portion of the core material, the push plug is elastically deformed in the returning state, the pressing portion is projected to the back surface side of the core material, and the winding portion of the skin material is the core. Wrap it around the backside of the material, move the push-in plug in the backward direction, and Attaching method of the skin material, characterized in that for pressing the winding portion of the skin material to the end edge of the core material.