JP3358124B2 - Terminal treatment device for laminated material and terminal treatment method - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus and a method for processing a laminated material used for an interior material of an automobile, for example, a laminated material for processing a terminal of a door trim.

[0002]

2. Description of the Related Art As shown in FIGS. 10 and 11, a door trim 60 as a conventional interior material of an automobile is made of a core material a made of a material obtained by mixing wood powder with polypropylene (PP).
And a laminate c comprising a skin material b covering the surface of the core material a. This skin material b is obtained by laminating a base fabric on the back surface of a foamed PVC sheet.

A door trim 6 made of the laminated material c is used.
0 is installed on the interior surface of the car, the door trim 60
The terminal processing of winding the skin material b so as to prevent the core material a from being exposed to the outside of the terminal is performed. In this way, to process the terminal of the door trim 60, the terminal of the laminated material shown in FIGS. Processing equipment was used.

[0004] That is, the terminal processing apparatus of the laminated material,
The apparatus includes a receiving jig 42 that can be moved up and down by an elevating device 41 installed on the floor 40, and a product pressing member 43 that presses the door trim 60 set on the receiving jig 42 from above.

[0005] On the upper surface of the receiving jig 42, a mold portion 44 is formed which follows the front side of the door trim 60. The peripheral portion 44A of the receiving jig 42 is one step higher than the surface portion 44a of the mold portion 44. It is. Then, the peripheral portion 44A of the receiving jig 42
Has a substantially rectangular shape according to the shape of the door trim 60.

[0006] An edge 45a at one end of the mold 44 is formed.
Is arranged outside in parallel with the longitudinal direction of the edge portion 45a, and an edge pressing die 47A is disposed.
Outside the left and right edge portions 45b and 45c adjacent to a,
A plurality of edge pressing dies 47B are arranged at predetermined intervals in parallel with the longitudinal direction of the edge portions 45b and 45c, and a corner pressing die 48 is provided outside the corner 46. Is arranged.

[0007] The edge pressing dies 47A and 47B and the corner pressing dies 48 are each independently provided with the floor portion 40A.
Operating rod 49 of the operating actuator 49 installed in
The receiving jig 42 is fixed to the end of the receiving jig 42 and moves toward and away from the peripheral portion 44A of the receiving jig 42 by the operation of the operating actuator 49.

The edge pressing dies 47A and 47B and the corner pressing die 48 are made of metal.
A, 47B and pressing surfaces 50, 5 of corner pressing die 48
1 is a flat surface.

[0009] Then, the mold 44 of the receiving jig 42
The door trim 60 is set with its skin material b side (front side) down. In this case, at the end of the door trim 60, the skin material b projects longer than the core material a, and the protruding portion of the skin material b is the bent portion b-1. A plurality of cuts 52 are formed in the corner bent portion b-2 of the bent portion b-1. The end b-3 of the skin material b is placed on the peripheral portion 44A of the receiving jig 42, and the terminal a-1 of the core material a is joined to the end b-3 of the skin material b. . An adhesive is applied to the inner surface (the upper surface in FIG. 11) of the bent portion b-1.

The material holding member 43 is held in a state where the receiving jig 42 is held at a predetermined position by the elevating device 41.
And press down on the door trim 60 from above. Next, the operating rods 49a of the respective operating actuators 49 of the edge pressing dies 47A and 47B are extended to move the edge pressing dies 47A and 47B forward, and these edge pressing dies 47A and 47B are moved. The bent portion b-
1 and the pressing surfaces 50 of the edge pressing dies 47A and 47B abut on the bent portion b-1. In this state, the elevating device 41 is operated to raise the receiving jig 42, and the edge pressing dies 47A, 47A are pressed.
The bent portion b-1 is pressed by the pressing surface 50 of B, and the bent portion b-1 is overlapped and bonded on the terminal a-1 of the core material a.

Next, the elevating device 41 is operated to lower the receiving jig 42, and the edge pressing dies 47A, 47A are pressed.
B, the pressing of the bent portion b-1 on the pressing surface 50 is released, and the operating rod 49a of the operating actuator 49 of each of the edge pressing dies 47A, 47B is contracted, thereby the edge pressing die 47A. , 47B are retracted.

Next, the operating rods 49a of the respective operating actuators 49 of the corner pressing dies 48 are extended to move the corner pressing dies 48 forward, and the bent portions are formed at the end surfaces 51Q of these corner pressing dies 48. b-1
Pressing and bending the pressing surface 51 of the corner portion pressing die 48,
It comes into contact with the upper side of the bent portion b-1. In this state, the elevating device 41 is operated to
Is raised, and the pressing surface 51 of the corner pressing die 48 is
Then, the bent portion b-1 is pressed, and these corner bent portions b-2 are overlapped and bonded on the terminal a-1 of the core material a.

Next, the operating rod 49a of each operating actuator 49 of the corner pressing die 48 is contracted to retract the corner pressing die 48, and the elevating device 41 is lowered to receive the receiving jig 42. And the material pressing member 43 is raised to release the pressing of the door trim 60 by the material pressing member 43, and the terminal-treated door trim 60 is removed from the jig 42.

[0014]

However, in the prior art, since the edge pressing dies 47A and 47B and the corner pressing die 48 are made of metal and hard, the edge pressing dies 47A and 47B are hardened. If the corner presser 48 and the corner presser die 48 are simultaneously advanced and interfere with each other, it may become inoperable, and simultaneously advanced, the bent portion b-1 and the corner bent portion b-2 are placed on the terminal a-1 of the core material a. First, the edge pressing molds 47A and 47B are advanced and the bent portion b-1 is overlapped and bonded on the terminal a-1 of the core material a, and then the corner pressing mold is pressed. 48 is advanced and the corner bent portion b-1 is overlapped and bonded to the terminal a-1 of the core material a, so that there is a problem that the working time is increased and the cost is increased.

Also, since the edge pressing dies 47A and 47B and the corner pressing die 48 are made of metal and hard, the bent portion b-
1 and the corner bent portion b-2 were damaged, and as shown in FIG.
1 and the corner bent part b-2, the edge pressing part 47
A, 47B and pressing surfaces 50, 5 of corner pressing die 48
Because of the need to match the shape of the door trim 60,
There is a problem that it is difficult to adjust a portion having the step F.

Further, since the edge pressing dies 47A and 47B and the corner pressing die 48 are independent of each other, the bent portion b-1 pressed by the plurality of edge pressing dies 47B is used. There was a problem that wrinkles and cuts were generated between them, and the edge pressing dies 47A and 47B and the corner pressing dies 48 were individually installed on the floor 40. The edge presser 47 is fixed to the end of the operation rod 49a of the actuator 49.
There is a problem that the structure and the operation are complicated and the adjustment is difficult, for example, the A and 47B and the corner pressing die 48 are operated separately.

The present invention has been made in view of the above-mentioned problems, and a first object of the present invention is to provide a structure in which a bent portion has some irregularities in a state where the bent portion is overlapped on an end of a core material. In addition, it is possible not only to absorb the unevenness, to facilitate the adjustment of the stepped portion of the product, and also to enable the terminal treatment of the laminated material without wrinkles or cuts in the bent portion. It is another object of the present invention to provide a laminated material terminal processing apparatus whose structure and operation are simpler than those of a conventional apparatus and whose adjustment is easy.

Further, a second object of the present invention is to be able to absorb even if there is some unevenness in the state where the bent portion is placed on the end of the core material,
It is an object of the present invention to provide a method for treating a laminated material, which enables terminal treatment of a laminated material without occurrence of wrinkles or cuts in a bent portion.

[0019]

According to a first aspect of the present invention, there is provided a terminal processing apparatus for a laminated material according to the first aspect of the present invention, comprising at least a core material and a skin material. The terminal of the skin material protrudes from the terminal, and a receiving jig in which a laminated material in which the protruding portion of the skin material is bent is set, and a plate-shaped elastic member is bent at an intermediate portion to form one linear portion. The other linear portion is formed, the end of the one linear portion is fixed, and the other linear portion is moved to the receiving jig side, and the one linear portion is brought into contact with the receiving jig side. The contact portion is elastically deformed by contact with the contact, the portion of the one straight portion outside the contact is bulged, and the bent portion is wound around the bulged portion, and the bent portion is formed of the core material. Folding means for overlapping on a terminal, wherein the bent portion is provided at an end of the core material. When the overlying, characterized in that the bent portion was set to be joined to the terminal of the core material.

With this configuration, the laminated material is set on a receiving jig, the other linear portion of the bending means is moved to the receiving jig side, and the contact point of the one linear portion on the receiving jig side is contacted. Elastically deformed by abutting on the first linear portion, the portion of the one straight portion outside the contact point is bulged, and the bent portion of the laminated material is wrapped around the bulged portion, and this bent portion is connected to the end of the core material. Can be overlaid and joined.

The bending means is formed by bending a plate-like elastic member at an intermediate portion thereof to form one linear portion and the other linear portion, and comprises a conventional edge pressing die and a corner portion. An elastic member is equivalent to the presser die, and because it is soft, even if there is some unevenness when the bent part is placed on the end of the core material due to product deformation or misalignment, it absorbs this unevenness This makes it easy to adjust the stepped portion of the product, and the elastic member constituting the bending means is combined with the softness, so that the length direction of the bent portion of the laminated material can be improved. The entire length of the laminated material can be integrally bent, and wrinkles and cuts in the bent portion can be prevented.

Further, since the elastic member constituting the bending means can be made to have a size extending over the entire length in the length direction of the bent portion of the laminated material, an operating means for performing the bending operation of the elastic member, for example, an operating member The number of actuators may be one, and the bending means forms one linear portion and the other linear portion by bending a plate-shaped elastic member at an intermediate portion thereof. Since the operation of superposing the core material on the terminal is only required to move the other linear portion to the jig side, the structure and operation are simpler than those of the conventional device, and the adjustment thereof is also easy.

Further, in order to achieve the first object, a terminal processing apparatus for laminated materials according to the invention of claim 2 is provided.
2. The terminal processing apparatus for laminated material according to claim 1, wherein the receiving jig has a plurality of edges and a corner formed by the adjacent edges, and the bending unit has a plate-like shape. An elastic member is bent at an intermediate portion thereof to form the one linear portion and the other linear portion to form an edge elastic member and a corner elastic member, and the contact point is the receiving jig. Or the core material.

With this configuration, not only can the same effect as the above-mentioned invention of claim 1 be achieved, but also because the elastic member for the edge portion and the elastic member for the corner portion are both soft, Even if the elastic member for the corner and the elastic member for the corner portion do not interfere with each other, it becomes impossible to operate, the elastic member for the edge portion and the elastic member for the corner portion,
Simultaneously, the bent portion and the corner bent portion can be overlapped and joined on the end of the core material, so that the working time can be shortened, the cost can be reduced, and the elastic member for the edge portion can be reduced. When the elastic member for the corner portion is advanced, and the gap between the elastic member for the edge portion and the elastic member for the corner portion is eliminated, the size of the conventional metal edge pressing type and the corner pressing type is determined. There is no need to improve the accuracy as compared with the case, and the design and manufacture of the device become easier.

Further, in order to achieve the first object, a terminal processing apparatus for a laminated material according to a third aspect of the present invention includes:
3. The terminal processing apparatus according to claim 1, wherein the end of the other linear portion of the edge elastic member and the corner elastic member is connected to an end of an operation rod of an operation actuator. Of the bulging portion formed by elastically deforming the one linear portion of the elastic member for the edge portion and the elastic member for the corner portion by holding the two parallel holding plates of the holder of the portion. One holding plate located in the direction opposite to the direction in which the bent portion is wound was protruded from the other holding plate toward the receiving jig.

With this configuration, not only can the same effect as the above-mentioned invention of claim 1 or 2 be achieved, but also the other linear portion of the edge elastic member and the corner elastic member can be received. By moving to the jig side, the one straight portion was elastically deformed by contact with the contact point on the receiving jig side, and the portion of the one straight portion outside the contact point was bulged. In this case, since one holding plate is protruded from the other holding plate toward the receiving jig, bulging occurs only in a direction in which the bent portion is wound, so that the bent portion can be securely secured. The bent portion can be reliably overlapped on the end of the core material.

In order to achieve the first object, a terminal processing apparatus for laminated materials according to the invention of claim 4 is provided.
The terminal treatment device for a laminated material according to claim 1, wherein the elastic member is a silicon foam,
Either a rubber foam or a urethane foam, and the joining means is adhesion or welding.

With this configuration, not only can the same effects as those of the first, second, or third aspect of the invention be achieved, but also the elastic member can be made of a silicone foam, a rubber foam, or a urethane foam. Either of them, the deterioration is small, especially in the case of silicone foam, it has high heat resistance, and when bonding the bent part with adhesive, it can be easily peeled even if this adhesive adheres Can be. In the case of a urethane foam, the skin layer can be used as it is, so that deterioration is further reduced.

Further, in order to achieve the second object, a method for terminally processing a laminated material according to the invention of claim 5 is as follows.
The terminal of the skin material is composed of at least a core material and a skin material, and the terminal of the skin material protrudes from the terminal of the core material. The protruding portion of the skin material is formed into a bent portion, and the bent portion is bent and joined to the core material to form a terminal. In the method for treating a laminated material to be processed, a setting step of setting the laminated material in a receiving jig and bending a plate-shaped elastic member at an intermediate portion thereof to form one linear portion and the other linear portion. And bending means for fixing the end side of the one straight portion to the receiving jig side by moving the other straight portion of the bending portion to the receiving jig side. Elastically deforms by contact with the contact point, thereby bulging a portion of the one straight portion outside the contact point, and winding the bent portion of the laminated material at the bulged portion to form the bent portion. Part on the end of the core material A bending step, and a joining step of joining the folded portion to an end of the core material while maintaining a state in which the bulging portion in the folding step has entangled the folded portion for a predetermined time. And

Therefore, the laminated material is set on a receiving jig, and the other straight portion of the bending means is moved to the receiving jig side, so that the one straight portion is brought into contact with the contact point on the receiving jig side. It is elastically deformed by abutment, and the portion of the one straight portion outside the contact point is swelled, and the folded portion of the laminated material is rolled up at the swelled portion, and this bent portion is placed on the end of the core material. It can be overlapped and joined, and even if there is some unevenness in the state where the bent part is overlaid on the end of the core material, this unevenness can be absorbed, and wrinkles and cuts in the bent part The terminal processing of the laminated material without the problem becomes possible.

[0031]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment in which the present invention is applied to a door trim which is an interior material of an automobile will be described below in detail with reference to the drawings. FIG. 1 is a plan view, partially omitted, of a laminated material terminal processing apparatus according to the present invention, and FIG. 2 is a cross-sectional view, partially omitted, of a laminated material terminal processing apparatus.

In FIG. 1, reference numeral 1 denotes a laminated material constituting, for example, a door trim. The laminated material 1 is formed by a press molding method, a simultaneous pressure bonding method or a vacuum forming method. As shown in (1) of FIG. 5, the laminate 1 is formed by the press molding method. As shown in (1) of FIG. Then, as shown in FIG. 5B, after heating and softening the polypropylene (or polypropylene composite material) 1a-1 on the lower mold 3, as shown in FIG. Then, the upper mold 2 is lowered and the skin material 1b is made of polypropylene (or polypropylene composite material).
1a-1 and pressed, and the polypropylene (or polypropylene composite material) 1a-1 is thinly stretched to form a core 1a. Due to the compatibility between the foamed polypropylene of the skin 1b and the polypropylene of the core 1a, the core 1a The surface material 1b is welded to the surface to form the laminated material 1.

In forming the laminated material 1 by the simultaneous compression molding method, the core material was first heated and softened using a thermoplastic composite resin plate in which polypropylene and wood powder were mixed at an appropriate mixing ratio as the core material. The core material is placed on a cold press mold in this state, and a skin material with a base cloth adhered to the back of the expanded polypropylene is set from above, and the mold is clamped between the cold press molds. The laminating material 1 is formed by bonding a skin material 1b to the surface of 1a.

As shown in FIG. 6, the laminating material 1 is formed by a vacuum forming method, in which a core material (woody core material) 1a formed in advance into a predetermined shape and a heated and softened skin material (PV) are formed.
A surface material (laminated with foamed polypropylene (foamed PP) laminated on the back surface of the C sheet) 1b is transported between the upper and lower dies 2-1 and 3-1 and then closed, and then the upper and lower dies 2- After vacuum suction from the vacuum holes 4 and 5 provided in 1, 3-1, respectively, to form the laminated material 1 by adhering the skin material 1b to the surface of the core material 1a by cooling and then cooling. Is what you do.

On the other hand, a terminal processing apparatus for processing the terminal of the laminated material 1 includes a receiving jig 8 supported by a supporting member 7 installed on a floor 6 as shown in FIGS. There is provided a material pressing member 9 which is a material pressing means for pressing the laminated material 1 set in the jig 8 from above.

On the upper surface of the receiving jig 8, there is formed a mold part 10 which follows the front side of the laminated material 1. The peripheral part 10A of the receiving jig 8 has the same shape as that of the receiving jig except for one end. It is one step higher than the surface part 10a of the part 10. The peripheral portion 10A of the receiving jig 8 is formed in a substantially rectangular shape according to the shape of the laminated material 1, and has three linear peripheral portions 11A, 11B,
11C and arc-shaped corner portions 12A and 12B formed by adjacent edge portions 11A, 11B and 11C.

Then, the edge portions 11A, 11A of the receiving jig 8
B, 11C, these margins 11A, 11B, 1
The edge elastic members 13A, 13B and 13C as bending means are arranged in parallel with the longitudinal direction of 1C, and the outside of the corners 12A and 12B is provided for corner parts as bending means. Elastic members 14A and 14B are arranged. The edge elastic members 13A, 13B, 1
3C is made of a rectangular and plate-like elastic member, each of which has a length equal to the length of the peripheral portion 11A, 11B, 11C. As the elastic members 13A, 13B, and 13C for the peripheral portions, soft members such as a silicone foam, a urethane foam, and a rubber foam are used.

The corner elastic members 14A, 14A
B is a strip-shaped elastic member having a width equal to the width of the corners 12A and 12B. The elastic members of the corner elastic members 14A and 14B are made of, for example, a silicon foam or a urethane foam. Soft materials such as rubber foam are used.

The edge elastic members 13A, 13A,
3B, 13C and elastic members 14A, 14B for corner portions
At the lower end thereof, the edge 1 of the receiving jig 8
1A, 11B, 11C and lower portions of the corner portions 12A, 12B are fixed by fixing bolts 15 and abutting members 16, and the elastic members 13A, 13B,
The upper ends of the 13CB and the corner elastic members 14A and 14B are independently fixed to the end of the operating rod 17a of the operating actuator 17 installed on the floor 6 via the holder 20.

Accordingly, the edge elastic member 13
A, 13B, 13C and a corner elastic member 14A,
14B is bent at a right angle at the middle part thereof, and is composed of a vertical part C which is one linear part from the lower fixed part A to the bent part B, and a horizontal part D which is the other linear part. Then, the vertical portion c is formed by the peripheral portions 11A, 11B of the receiving jig 8,
It protrudes above the upper edges of 11C and corner portions 12A and 12B.

The holder 20 has an inverted U-shaped side surface, and has upper and lower holding plates 21 and 22 which are substantially equal to the length of the edge elastic members 13A, 13B and 13C. I have. The upper holding plate 21 is connected to the lower holding plate 22
Therefore, the dimension in the moving direction is increased by L.

Then, between the upper and lower holding plates 21 and 22 of the holder 20, elastic members 13A and 13
B, 13CB and corner elastic members 14A, 14B
Each of the front portions of the horizontal portion D is inserted and is fixed to the holder 20 by a fixing bolt 25.

Next, a method of processing the terminal of the laminated material 1 using the above-described terminal processing apparatus will be described.

The laminated material 1 is placed on the mold 10 of the receiving jig 8.
Is set with its skin material 1b side (front side) down. In this case, at the end of the laminated material 1, the skin material 1b is
The protruding portion of the skin material 1b is a bent portion 1b-1. This bent part 1
A plurality of cuts 26 are formed in the corner bent portion 1b-2 in b-1. Then, the end side 1b-3 of the skin material 1b is connected to the margins 11A, 11B, 1
The terminal 1a of the core 1a is placed on the peripheral portion 10A of the core 1a.
-1 is polymerized on the end side 1b-3 of the skin material 1b. In this case, the bent portion 1b-1 comes into contact with the vertical portions C of the edge elastic members 13A, 13B, 13CB and the corner elastic members 14A, 14B, as shown in FIG. Stand up vertically. In addition, the bent portion 1b
An adhesive is applied to the inner surface (the upper surface in FIG. 3) of -1.

Then, the material pressing member 9 is lowered to press the laminated material 1 from above. Next, the elastic member 13 for the peripheral portion
A, 13B, 13C and a corner elastic member 14A,
14B, the operation rod 17a of each operation actuator 17 is extended, and the elastic members 13A, 1
3B, 13C and elastic members 14A, 14B for corner portions
Are moved forward, and the bent portion 1b-1 is rolled up by the elastic members 13A, 13B, 13C for the edge portion and the elastic members 14A, 14B for the corner portion, and the bent portion 1b-1 is wound. Is the terminal 1a of the core material 1a
-1.

That is, the elastic member 13A for the edge portion,
13B, 13C and elastic members 14A, 14 for corner portions
When each horizontal portion d of B advances, the elastic members 13A, 13B, 13C for the edge portion and the elastic member 1 for the corner portion
The vertical portions c of 4A and 14B correspond to (2) in FIG.
As shown in FIG. 4 (1), the edge 11A of the receiving jig 8
The contact point P, which is the terminal 1a-1 of the core member 1a located on 11B and 11C and the terminal 1a-1 of the core member 1a located on the corners 12A and 12B, near the point A, and further pressed. In addition, the edge elastic members 13A, 13B, 1
The vertical portion c of the 3C and the corner elastic members 14A and 14B is deformed around the bent portion b as shown in FIG. 4 (2), and the flow of the force indicated by the arrow in FIG. As shown in the figure, pressure is applied downward at point A by the internal pressure,
The portions of the edge elastic members 13A, 13B, 13C and the corner elastic members 14A, 14B above the point A protrude and shift downward. The bulging portion E rolls up the bent portion 1b-1, and the bent portion 1b-1
On the terminal 1a-1 of the core 1a.

Next, as described above, the bulging portion E is wound around the bent portion 1b-1 and
To the terminal 1a-1 of the core 1a.

Next, the operation rod 17a of the operation actuator 17 is contracted to operate the elastic member 1 for the peripheral portion.
3A, 13B, 13C and corner elastic member 14
When the horizontal portions D of A and 14B are retracted, (3) in FIG.
Contrary to the case of the above-mentioned entrainment of the bulging portion E as shown in FIG. 4 (2) to FIG. 4 (1), the entrainment is released and the edge elastic members 13A, 13B, 13C and the corners are released. The part elastic members 14A and 14B return to the original state.
Then, the product elastic member 9 is raised, the pressing of the laminated material 1 by the product elastic member 43 is released, and the terminal-processed laminated material 1 is removed from the jig 8.

In addition to the case where the bent portion 1b-1 is bonded to the terminal 1a-1 of the core material 1a with an adhesive in the terminal treatment of the laminated material 1, in the case of a press molding method, particularly effective examples are as follows. The bent portion 1b-1 is connected to the end 1a- of the core 1a.
1 may be welded. This welding is performed as shown in FIG.
As shown in (2), the process is performed using a terminal processing device provided with a heater 27 that can move up and down.

In this case, the material holding member 9 is lowered to hold the laminated material 1 from above, and then the heater 27 is lowered to connect the heater 27 to the end 1a-1 of the core 1a.
And an end 1b-1 of the skin material 1b.
After melting the foamed polypropylene side of the back side of b-1,
The heater 27 is raised.

Then, the operating rod 17a of the operating actuator 17 is extended to operate the elastic member 13 for the peripheral portion.
A, 13B, 13C and a corner elastic member 14A,
The horizontal portion 14B is advanced, and the elastic members 13A, 13B, 13C for the peripheral portion and the elastic member 1 for the corner portion are moved forward.
The bent portion 1b-1 is wound around each of the bulging portions e of 4A and 14B, and these bent portions 1b-1 are overlapped and joined on the terminal 1a-1 of the core material 1a. In this case, the contact point P becomes an edge of the receiving jig 8.

Next, natural cooling is performed in a state where the bulging portion E is wound around the bent portion 1b-1 as described above. Therefore, since the core material 1a and the foamed polypropylene on the back surface of the skin material 1b are compatible, the bent portion 1b-1 is welded to the terminal 1a-1 of the core material 1a. Then, in the terminal treatment of the laminated material 1, the bent part 1b-1 is attached to the terminal 1a of the core material 1a.
In the same manner as in the case of bonding to the -1 with an adhesive, the operating rod 17a of the operating actuator 17 is contracted to horizontally move the elastic members 13A, 13B, 13C for the peripheral portion and the elastic members 14A, 14B for the corner portions. The part D is retracted, the material holding member 9 is raised, the holding of the laminated material 1 is released, and the terminal-processed laminated material 1 is received from the jig 8.

As described above, the bending means is constituted by bending a plate-like elastic member at an intermediate portion thereof to form a vertical portion c and a horizontal portion d. An elastic member is equivalent to the corner holding member, and is soft.
Even if there are some irregularities in the state where b-1 is overlaid on the terminal 1a-1 of the core material 1a, the irregularities can be absorbed. Further, even when there is a step F on the outer periphery of the product as shown in FIG. 8, the elastic members 13A, 13B, 13
It is not necessary to adjust the shape of the pressing surfaces of the elastic members C and the corner elastic members 14A and 14B, and it is easy to adjust the portion of the product having the step F. Further, the elastic member constituting the bending means is soft. Together with this, the size of the bent portion 1b-1 of the laminated material 1 can be made to be the entire length in the length direction, so that the entire bent portion 1b-1 of the laminated material 1 can be bent integrally. And bent part 1
The generation of wrinkles and cuts in b-1 can be prevented.

Further, since the elastic member is any one of a silicone foam, a rubber foam and a urethane foam, deterioration is small. Particularly, in the case of a silicone foam, the heat resistance is high and the bent portion is bonded. When joining with an agent, even if this adhesive adheres, it can be easily peeled off. In the case of a urethane foam, the skin layer can be used as it is, so that deterioration is further reduced.

[0055]

As described above, according to the terminal processing apparatus for a laminated material according to the first aspect of the present invention, the terminal of the skin material is composed of at least the core material and the skin material, and the terminal of the skin material is more than the terminal of the core material. A receiving jig that protrudes and sets a laminated material in which the protruding portion of the skin material is bent is formed, and a plate-shaped elastic member is bent at an intermediate portion to form one linear portion and the other linear portion. The end of the one straight portion is fixed, the other straight portion is moved toward the receiving jig, and the one straight portion is elastically deformed by contact with the contact point on the receiving jig. Bending means for bulging a portion of the one straight portion outside the contact point, winding the bent portion at the bulged portion, and overlapping the bent portion on an end of the core material. When the bent portion is placed on the end of the core material, Since the bent portion is joined to the end of the core material, the laminated material is set in a receiving jig, the other straight portion of the bending means is moved to the receiving jig side, and the one straight line is moved. The portion of the straight portion is elastically deformed by contact with the contact point on the receiving jig side, the portion of the one straight portion outside the contact point is expanded, and the bent portion of the laminated material is involved in the expanded portion. Thus, the bent portion can be overlapped on the end of the core material and joined.

The bending means is formed by bending a plate-like elastic member at an intermediate portion thereof to form one linear portion and the other linear portion, and comprises a conventional edge pressing die and a corner portion. An elastic member is equivalent to the presser die, and because it is soft, even if there is some unevenness when the bent part is placed on the end of the core material due to product deformation or misalignment, it absorbs this unevenness This makes it easy to adjust the stepped portion of the product, and the elastic member constituting the bending means is combined with the softness, so that the length direction of the bent portion of the laminated material can be improved. The entire length of the laminated material can be integrally bent, and wrinkles and cuts in the bent portion can be prevented.

Further, the size of the elastic member constituting the bending means can be set to the entire length in the length direction of the bent portion of the laminated material. The number of actuators may be one, and the bending means forms one linear portion and the other linear portion by bending a plate-shaped elastic member at an intermediate portion thereof. Since the operation of superposing the core material on the terminal is only required to move the other linear portion to the jig side, the structure and operation are simpler than those of the conventional device, and the adjustment thereof is also easy.

According to a second aspect of the present invention, there is provided the laminated material terminal processing apparatus according to the first aspect, wherein the receiving jig includes a plurality of peripheral portions adjacent to each other. A corner portion formed by the fitted edge portion, wherein the bending means bends a plate-shaped elastic member at an intermediate portion thereof to form the one linear portion and the other linear portion. The same effect as the effect of the invention of the above-mentioned claim 1 can be obtained by having the elastic member for the corner and the elastic member for the corner portion, wherein the contact point is the edge of the receiving jig or the core material. Of course, the elastic member for the peripheral portion and the elastic member for the corner portion are both soft, so that even if the elastic member for the peripheral portion and the elastic member for the corner portion interfere with each other, the operation does not fail. In order to achieve this, the elastic member for the peripheral portion and the elastic member for the corner At the same time, the bent portion and the corner bent portion can be overlapped and joined on the end of the core material, so that the working time can be shortened, the cost can be reduced, and When the elastic member and the corner portion elastic member move forward, there is no gap between the edge portion elastic member and the corner portion elastic member. There is no need to improve the accuracy compared to the case of the mold.
Manufacturing becomes easier.

According to a third aspect of the present invention, there is provided the laminated material terminal processing apparatus according to the first or second aspect, wherein the edge elastic member and the corner are provided. An end of the other linear portion of the elastic member is held by two parallel holding plates of a holder at an end of an operating rod of an operating actuator, and the edge elastic member and the corner portion are held. One holding plate located in a direction opposite to a direction in which the bent portion of the bulging portion formed by elastically deforming the one linear portion of the elastic member is wound closer to the receiving jig than the other holding plate. With the protrusion, not only the same effects as those of the first or second aspect of the invention described above can be obtained, but also the other linear portions of the edge elastic member and the corner elastic member can be received and cured. Move to the ingredient side and When one linear portion is elastically deformed by contact with the contact point on the receiving jig side, and a portion outside the contact point of the one linear portion is swelled, one holding plate becomes the other. Bulges only in the direction in which the bent part is wound, so that the bent part is securely wound, and the bent part is aligned with the core. It can be reliably stacked on the material terminal.

According to the terminal processing apparatus for laminated material according to the invention of claim 4, in the terminal processing apparatus for laminated material according to claim 1, 2, 3 or 3, the elastic member is made of silicon foam. The same effects as the effects of the first, second, and third aspects of the invention are provided by using any one of a body, a rubber foam, and a urethane foam, and the joining means is adhesion or welding. Not only can it be obtained, but also because the elastic member is any one of a silicone foam, a rubber foam, and a urethane foam, there is little deterioration. In particular, in the case of a silicone foam, the heat resistance is high and the bent portion is made of an adhesive. In the case of bonding by using the adhesive, even if this adhesive is adhered, it can be easily peeled off. In the case of a urethane foam, the skin layer can be used as it is, so that deterioration is further reduced.

According to the method for treating a laminated material according to the fifth aspect of the present invention, the skin material comprises at least a core material and a skin material, and the skin material ends protrude from the core material ends. Forming a projecting portion into a bent portion, bending the bent portion, joining the core material to the core material, and terminating the laminated material. A setting step of setting the laminated material in a receiving jig; A bending means for bending the member at an intermediate portion thereof to form one straight portion and the other straight portion and fixing an end of the one straight portion, and the other straight portion of the bending means; Is moved toward the receiving jig, and the one straight portion is elastically deformed by contact with the contact point on the receiving jig side, so that the portion of the one straight portion outside the contact point is expanded. Let it out and in front of the laminate at the bulge Involving the bent portion, a bending step of overlapping the bent portion on the end of the core material, and maintaining the state in which the bulging portion in the bending step has wound the bent portion for a predetermined time, And a joining step of joining to the end of the core material, the laminated material is set in a receiving jig, and the other straight portion of the bending means is moved to the receiving jig side, and the one side is bent. The linear portion is elastically deformed by contact with the contact point on the receiving jig side, and a portion of the one linear portion outside the contact point is bulged, and the bent portion of the laminated material is bulged at the bulged portion. , This bent portion is overlapped on the end of the core material and can be joined. Even if there is some unevenness in the state where the bent portion is overlapped on the end of the core material, the unevenness is absorbed. Can also Ri bending terminal processing without laminate occurrence of wrinkles or expired allowing the unit.

[Brief description of the drawings]

FIG. 1 is a partially omitted plan view of a terminal processing apparatus for laminated materials according to the present invention.

FIG. 2 is a partially omitted cross-sectional view of the terminal processing apparatus for the laminated material.

FIGS. 3 (1), (2), and (3) are process explanatory views of a method for terminally processing a laminated material according to the present invention.

FIGS. 4 (1) and (2) are explanatory views of the operation of the elastic members constituting the edge elastic member and the corner elastic member.

FIGS. 5 (1), (2), and (3) are process explanatory views of a method of manufacturing a laminated material by a simultaneous compression molding method.

FIG. 6 is an explanatory diagram of a method of manufacturing a laminated material by a vacuum forming method.

FIGS. 7 (1) and (2) are process explanatory diagrams of another terminal processing method for a laminated material according to the present invention.

FIG. 8 is an explanatory view of a pressing surface and a step of the elastic member for the edge portion and the elastic member for the corner portion in the method for terminally processing a laminated material according to the present invention.

FIG. 9 is an explanatory view of a pressing surface and a step of a peripheral edge elastic member and a corner elastic member in a conventional laminated material terminal processing apparatus.

FIG. 10 is a partially omitted plan view of a conventional laminated material terminal processing apparatus.

FIG. 11 is a partially omitted cross-sectional view of the terminal processing apparatus for the laminated material.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Laminated material 1a Core material 1a-1 Terminal 1b Skin material 1b-1 Bending part 8 Receiving jig 9 Material holding member 11A, 11B, 11C Edge 12A, 12B Corner 13A, 13B, 13C Elastic member for edge (Bending means) 14A, 14B Elastic member for corner part (Bending means) P Contact point C Vertical part (one linear part) D Horizontal part (the other linear part) E Swelling part

────────────────────────────────────────────────── ─── Continuation of the front page (56) References JP-A-10-202737 (JP, A) JP-A-10-166438 (JP, A) JP-A-8-198027 (JP, A) JP-A 8- 197625 (JP, A) JP-A-8-150660 (JP, A) JP-A-5-200879 (JP, A) JP-A-5-69744 (JP, A) Japanese Utility Model Publication No. 57-183149 (JP, U) (58) Field surveyed (Int.Cl. ⁷ , DB name) B32B 1/00-35/00 B60R 13/02 B60J 5/00-5/10 B29C 65/00-65/82

Claims (5)

(57) [Claims] 1. A receiving jig comprising at least a core material and a skin material, a terminal of the skin material protruding from a terminal of the core material, and a laminated material in which a protruding portion of the skin material is a bent portion is set. A plate-shaped elastic member is bent at an intermediate portion thereof to form one linear portion and the other linear portion, and an end of the one linear portion is fixed to fix the other linear portion to the receiving jig. Side, the one straight portion is elastically deformed by contact with the contact point on the receiving jig side, and the portion of the one straight portion outside the contact point is bulged, Folding means for winding the bent portion at the bulging portion and overlapping the bent portion on the end of the core material, wherein when the bent portion is stacked on the end of the core material, the bent portion is Terminal of laminated material characterized in that it is joined to terminal of core material Management apparatus. 2. The receiving jig has a plurality of peripheral portions and a corner portion formed by the adjacent peripheral portions, and the bending means bends a plate-like elastic member at an intermediate portion thereof. And the edge portion elastic member and the corner portion elastic member forming the one linear portion and the other linear portion, and the contact point is an edge portion of the receiving jig or the core material. The terminal processing device for a laminated material according to claim 1. 3. An end of the other linear portion of the edge elastic member and the corner elastic member is fixed by two parallel holding plates of a holder at an end of an operation rod of an operation actuator. Holding the elastic member for the peripheral portion and the elastic member for the corner portion, the one linear portion being elastically deformed, and being located in a direction opposite to a direction in which the bent portion of the bulging portion is wound. The terminal processing apparatus for a laminated material according to claim 1 or 2, wherein the holding plate is protruded toward the receiving jig from the other holding plate. 4. The laminate according to claim 1, wherein the elastic member is any one of a silicone foam, a rubber foam, and a urethane foam, and the joining means is adhesion or welding. Material terminal processing equipment. 5. The core material is composed of at least a core material and a skin material, and the terminal of the skin material protrudes from the terminal of the core material. The protruding portion of the skin material is formed into a bent portion, and the bent portion is bent to form the core material. A terminal treatment method for a laminated material which is joined to a terminal material, the setting step of setting the laminated material in a receiving jig, and bending a plate-shaped elastic member at an intermediate portion thereof, with one straight portion and the other straight line. And bending means for fixing the end side of the one straight part, and moving the other straight part of the bending means to the receiving jig side to form the one straight part. By elastically deforming by contact with the contact point on the receiving jig side, a portion of the one straight portion outside the contact point is bulged, and the bent portion of the laminated material is bent at the bulged portion. Rolled up and bent the end of the core material And a joining step of joining the folded portion to the end of the core material while maintaining a state in which the bulging portion in the folding process has entangled the folded portion for a predetermined time. A terminal treatment method for a laminated material, comprising: