JP2002337215A - Apparatus and method for manufacturing bendable linear resin structural material having linear three- dimensional projected part arranged on one surface or both surfaces thereof - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an apparatus and a method for manufacturing a bendable linear resin structural material having a linear three-dimensional projected part arranged on one surface or both surfaces thereof. SOLUTION: A recessed roll 4 and a smooth roll 5 or recessed rolls 4 are provided in opposed relationship and a molten linear resin 10 is extruded from the mold 3 of the extrusion molding machine 2 arranged above the recessed roll and the suspended molten linear resin is receved by the recessed roll. The suspended molten linear resin meanders irregularly to flow down on the surface including the recessed part of the recessed roll to be accumulated thereon by rotating the recessed roll and the smooth roll or the recessed rolls in opposed relationship at a peripheral speed lower than the suspending speed of the molten linear resin to form a linear resin accumulated body in the recessed part of the recessed part. The linear resin accumulated body is brought into contact with both peripheral surfaces excepting the recessed part of the recessed roll under pressure and the connection points of the linear resin accumulated body are fused and connected to manufacture the bendable linear resin structural material having linear three-dimensional projected part arranged on one surface or both surfaces thereof.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a linear resin structure in which linear resin structures in which thermoplastic resin linear bodies are entangled are uniformly arranged on one or both sides at a required size and at a required interval. The present invention relates to a method for producing a combined body of the linear resin structure and the base cloth.

[0002]

SUMMARY OF THE INVENTION The present applicant has developed various types of structural materials having excellent elasticity and durability, from furniture and daily necessities to medical products, for the purpose of manufacturing and providing them at low cost. And as one of the results,
000-244720 has been filed earlier.

[0003]

Means for Solving the Problems A concave roll provided with a concave portion on the peripheral surface and a smooth roll or a concave roll are opposed to each other and are melted from a group of openings of a die of an extruder arranged above the concave roll. Extruding the linear resin, receiving the dripping molten linear resin with the concave roll, and rotating the concave roll and the smooth roll or the concave roll face-to-face at a peripheral speed lower than the speed at which the molten linear resin droops. By
Meandering irregularly or irregularly, it flows down and accumulates on the surface including the concave portion of the roll to form a linear resin deposit, and hangs down in the concave portion to form a convex portion, and the concave roll and the smooth roll or the concave portion. At the time of facing the roll, the deposited linear resin deposit is press-bonded on both peripheral surfaces excluding the concave portion, and a bendable linear three-dimensional convex portion formed by welding continuous contacts of the linear resin deposit on one surface or The present invention is directed to a method for producing a linear resin structural material arranged on both sides.

[0004] A thermoplastic resin extruder, a mold attached to the adapter flange, a concave roll whose top surface is opposed to below the mold, and a smooth roll disposed adjacent to and adjacent to the concave roll. And a pedestal for mounting the concave roll and the smooth roll, a cooling water tank device for immersing required portions of the concave roll and the smooth roll, or a cooling water injection device for injecting cooling water from below to the concave roll and the smooth roll. An apparatus for manufacturing a linear resin structural material, wherein a bendable linear three-dimensional projection is arranged on one surface.

[0005] A bend comprising a device for feeding a base cloth between a concave roll and a smooth roll, and a winding device or a fixed-size cutting arrangement device for a molded product in the vicinity of the cooling water tank device or the cooling water injection device. An apparatus for manufacturing a linear resin structural material in which possible linear three-dimensional projections are arranged on one surface may be used.

[0006] The mold is an extrusion mold for extruding a linear resin, and has a diameter of 0.5 m on a lower surface of the mold with a required interval between a length of about 50 mm and about 2000 mm.
There is an opening group consisting of openings through which a plurality of resins selected in the range of m to 5 mm are allowed to exit, and a bendable linear three-dimensional convex portion having the concave roll is disposed almost directly under the opening group. The present invention may be applied to a manufacturing apparatus for a linear resin structural material arranged in a matrix.

On the outer peripheral surface of the concave roll, concave portions of a required size and depth are provided at required intervals in the width direction and the circumferential direction. The molten linear resin to be received by the concave roll, by rotating the concave roll and the smooth roll face-to-face at a lower peripheral speed than the speed at which the molten linear resin hangs, meandering irregularly, A linear resin deposit is formed by flowing down and depositing on the surface including the concave portion, and forms a convex portion by hanging down in the concave portion, and a linear resin deposit that is deposited when the concave roll and the smooth roll face each other. It may be a device for manufacturing a linear resin structure material in which bendable linear three-dimensional convex portions arranged so as to be formed by welding and joining the connecting contacts are crimped on both circumferential surfaces excluding the concave portion. is there.

[0008] At least one of the extruder, the concave roll and the smooth roll, the gantry, and the cooling water tank device or the cooling water injection device is mechanically (cam or hydraulic cylinder or ball screw). A device for manufacturing a linear resin structural material in which a bendable linear three-dimensional convex portion, which is provided with a device for regularly curling and drooping and depositing the molten resin wire, is arranged on one surface. It is good.

A thermoplastic resin extruder, a forked mold attached to the adapter flange thereof, and two concave rolls arranged below the forked mold with their respective top surfaces facing each other and arranged close to each other. And a gantry for mounting the two concave rolls, and a cooling water tank device for immersing required portions of the two concave rolls or a cooling water spray device for injecting cooling water from below into the two concave rolls. An apparatus for manufacturing a linear resin structural material in which bendable linear three-dimensional projections are arranged on both sides.

An apparatus for feeding a base cloth between two concave rolls passing between the forked molds, and a winding device or a fixed-size cutting arrangement device for a molded product near the cooling water tank device or the cooling water injection device. And a device for manufacturing a linear resin structural material in which bendable linear three-dimensional convex portions having the following arrangements are arranged on both surfaces.

The fork mold is an extrusion mold for extruding a linear resin. The fork is partially branched into two parts so that the resin flows. A notch having a width required to pass the base cloth is provided, and a lower surface of the forked mold has a diameter of 0.5 mm with a required interval between lengths ranging from 50 mm to about 2000 mm. From 5mm
There is an opening group consisting of openings from which a plurality of resins selected in the range of emerges, and a bendable linear three-dimensional convex portion in which the concave roll is arranged is arranged on both sides almost immediately below these opening groups. The present invention is also applicable to an apparatus for manufacturing a linear resin structural material.

[0012] On the outer peripheral surface of the concave roll, concave portions of a required size and depth are provided at required intervals in the width direction and the circumferential direction, and two of the concave rolls are arranged close to each other. The linear resin deposits deposited on the concave rolls are rotated in the direction in which the two concave rolls join the linear resin deposits within 回 転 rotation and at the same speed to join the linear resin deposits. The linear resin structural material manufacturing apparatus in which the bendable linear three-dimensional convex portions arranged as described above are arranged on both surfaces may be used.

A molten resin wire is drooped on the top surface of each of the two concave rolls rotating from the two opening groups of the forked mold disposed substantially above the top surface of each of the concave rolls. An apparatus for manufacturing a linear resin structural material in which bendable linear three-dimensional convex portions formed by pressing each of the stacked bodies in a molten state are arranged on both surfaces is also good.

[0014] At least one of the extruder, the two concave rolls, the gantry, and the cooling water tank device or the cooling water injection device is provided with a mechanical (cam or hydraulic cylinder or ball screw). ) And a device for linearly curling the molten resin wire and attaching a device for hanging and depositing the same is arranged as a device for manufacturing a linear resin structural material in which bendable linear three-dimensional convex portions are arranged on both surfaces. Is also good.

[0015]

BEST MODE FOR CARRYING OUT THE INVENTION A thermoplastic resin extruder, a mold attached to an adapter flange thereof, a concave roll whose top surface is opposed to the bottom of the mold, and are disposed adjacent to and adjacent to the concave roll. A smooth roll, a pedestal for mounting the concave roll and the smooth roll, and a cooling water tank device for immersing required portions of the concave roll and the smooth roll, or cooling for spraying cooling water from below onto the concave roll and the smooth roll. An apparatus for manufacturing a linear resin structural material, in which bendable linear three-dimensional projections are arranged on one surface, comprising a water injection device, and sends out a base cloth between the concave roll and the smooth roll. Device, and a winding device or a fixed-size cutting arrangement device for a molded product disposed in the vicinity of the cooling water tank device, wherein the die is an extrusion die for extruding a linear resin, and a lower surface thereof. 5 There is an opening group consisting of openings through which a plurality of resins selected in a range of 0.5 mm to 5 mm in diameter have a length in the range of about mm to 2000 mm, and the recess is almost immediately below the opening group. Rolls are arranged, on the outer peripheral surface of the concave roll, provided with concave portions of a required size and depth, at a required interval in the width direction and the circumferential direction, the concave roll is adjacent to the smooth roll sideways Arranged, receiving the dripping molten linear resin by the concave roll, by rotating the concave roll and the smooth roll face-to-face at a peripheral speed slower than the dripping speed of the molten linear resin, meandering irregularly Then, the molten linear resin flows down and accumulates on the surface including the concave portion of the roll, hangs down in the concave portion to form a convex portion, and the molten linear resin deposited when the concave roll and the smooth roll face each other is removed from both peripheral surfaces excluding the concave portion. At pressure And molten linear resin production apparatus of the linear resin structure member bendable linear solid protrusions made is arranged to weld arranged on one side of the connecting contacts.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A manufacturing apparatus and a manufacturing method of a linear resin structure material in which bendable linear three-dimensional projections of the present invention are arranged on one surface or both surfaces are shown in FIG. A manufacturing apparatus 1 for a linear resin structural material in which linear three-dimensional projections are arranged on one surface will be described. An extruder 2, a mold 3 attached to an adapter flange 2a thereof, and the mold 3
6 and 7, the concave roll 4 has a required opening edge 4a1 and a required depth of the bottom surface 4 as shown in FIGS.
A required number of concave portions 4a having a2 are engraved at required intervals, and the concave roll 4 and the smooth roll 5 are rotated by a control device (not shown) capable of adjusting the speed facing each other. Further, the concave roll 4 and the smooth roll 5 are installed so that the pressing force can be adjusted (that is, the rolls can be moved in a range of 0.5 mm to 5 mm between the rolls). A cooling water tank device 6 for holding a required range of the concave roll 4 and the smooth roll 5, and a device (not shown) for winding a formed linear resin structural material 7
And an apparatus (not shown) for feeding out a base fabric 8 (for example, a woven fabric, a nonwoven fabric, or a plastic sheet wound into a roll).
It is composed of Although not shown, a cooling water injection device for injecting cooling water from below into the concave roll 4 and the smooth roll 5 may be provided in place of the cooling water tank device 6.

A thermoplastic resin (for example, polypropylene, or the like) kneaded while being heated in the extruder 2 (the molding conditions are easily determined by those skilled in the art, and will not be described in detail in the present specification). Polyethylene, PVC, synthetic rubber, polyamide, polystyrene, AB
One resin selected from the group of S, EVA, polyester, and the like, or a resin in which a plurality of resins are mixed) is shown in FIG.
As shown in the figure, the diameter opened on the lower surface of the mold 3 is 0.5
opening group 9 which is a group of openings 9a in the range of 5 mm to 5 mm
From 0.5 mm to 5 mm in diameter (preferably 1 mm
(in the range of 2 mm to 2.5 mm) and hangs down as a molten linear resin 10, and is deposited on almost the top surface of the concave roll 4 to form a linear resin deposited body 11. At this time, the concave roll 4
And the smoothing roll 5 rotate at the same speed in a direction in which the linear resin deposit bodies 11 deposited on the concave roll 4 are joined within １ ／ rotation. The rotational peripheral speed is a peripheral speed lower than the hanging speed of the molten linear resin 10.

Since the linear resin deposits 11 deposited on the concave roll 4 are in a molten state, the portion of the concave roll 4 facing inward from the opening edge 4a1 of the concave portion 4a hangs inward. It reaches the bottom surface 4a2 and is formed in the required linear three-dimensional projection 12. When the concave roll 4 and the smooth roll 5 rotate, the continuous contacts of the linear resin deposit 11 are welded. Further, the concave roll 4 and the smooth roll 5 face each other, and the deposited linear resin deposit 11 is deposited. To the recess 4
a linear resin structural material 7 formed by pressing and connecting on the peripheral surface excluding a, and arranging a required bendable linear three-dimensional convex portion 12 on one surface according to the concave roll 4 and the smooth roll 5. It is. In the first embodiment, as shown in FIG. 1, a base fabric 8 (for example,
A nonwoven fabric is put into the base fabric, and a linear backing linear resin structural material 13a in which bendable linear three-dimensional projections are arranged on one side as shown in FIG. The base fabric-backed linear resin structural material 13a in which the manufactured bendable linear three-dimensional protrusions are arranged on one side is to increase the vertical and horizontal tensile strength to the strength of the base cloth 8 by inserting the base cloth 8. Can be.

The base fabric 8 may be a woven fabric, a nonwoven fabric, or a plastic sheet made of any of natural fibers, chemical fibers, and blended fibers that can be welded to the linear resin deposit body 11. Also,
The base fabric 8 may be a three-dimensional fiber sheet 14 that can be welded to the linear resin deposit body 11, as shown in FIGS. Then, the linear resin deposit body 11 is continuously joined onto the three-dimensional fiber sheet 14, and the bendable linear three-dimensional protrusions 12 are arranged on one surface, and the linear resin structural material backed by the three-dimensional fiber sheet 14, that is, In addition, a three-dimensional fiber sheet-backed linear resin structural material 13b in which bendable linear three-dimensional convex portions are arranged on one surface is manufactured to be long. The three-dimensional fiber sheet-backed linear resin structural material 13b in which the bendable linear three-dimensional protrusions are arranged on one side is cut by an appropriate means, for example, as necessary, for example, by removing the neck, and then, only by string darning around the periphery. Thus, a cushion mat having excellent cushioning properties and a good-looking appearance can be manufactured, and a large demand can be expected as a cushion for watching sports at a baseball field or the like.

The base cloth-backed linear resin structural member 13a, in which the bendable linear three-dimensional convex portions are arranged on one surface, is provided with a cooling member extending to the center of the concave roll 4 and the smooth roll 5 in the cooling water tank device 6. Cooled by water and solidified. Alternatively, it is cooled and solidified by a cooling water injection device. Thereafter, it is wound by a winding device (not shown) arranged outside the cooling water tank device 6 or the cooling water injection device. Similarly, the backing linear resin structural material 13b of the three-dimensional fiber sheet in which the bendable linear three-dimensional protrusions are arranged on one surface is similarly cooled and solidified by the cooling water of the cooling water tank device 6 or the cooling water injection device. Then, a winding device (not shown) arranged outside the cooling water tank device 6 or the cooling water injection device.
Is wound up.

The concave roll 4 is, as shown in FIG.
A recess 4 having a required opening edge 4a1 and a bottom surface 4a2 having a depth.
The concave-shaped member 4 in which a is engraved in a required number at a required interval.
b, which is attached to the roll base 4c by an appropriate fixing means such as bolting or welding to provide an appearance as shown in FIG. The smooth roll 5
The surface may be simply a smooth surface from a so-called mirror-finished surface, or may be a knurled surface or a lining surface, and can be similarly implemented, although not particularly described below.

The gantry (not shown) of the extruder 2 or the gantry 15 in the cooling water tank device 6 as shown in FIG.
The concave roll 4 and the smooth roll 5 in the cooling water tank device 6
Alternatively, a movable device (not shown) is attached to the cooling water tank device 6 and is regularly rocked in the X-axis direction and the Y-axis direction, whereby the molten linear resin 10 that has been randomly deposited is regularly regulated. And a linear resin deposit body 11 is deposited on the concave roll 4 in a regular pattern on the front and back to bendable linear three-dimensional convex portions 12 having uniform strength as a whole.
Can be molded. The same applies to the case where the cooling water tank device 6 is provided instead of the cooling water injection device.

Next, an apparatus and a method for manufacturing a linear backing linear resin structural material in which bendable linear three-dimensional projections are arranged on one surface according to the present invention will be described with reference to FIG. A description will be given with reference to a manufacturing apparatus 16 for a base cloth-backed linear resin structure material 13a in which possible linear three-dimensional convex portions are arranged on one side. In place of the smooth roll 5 facing one side of the concave roll 4, the concave roll 4 The base fabric 8 is moved to the required vertical width of the side peripheral surface serving as the downward rotating surface, and the upper guide roll 17 and the lower roll 18
And the same moves at the same speed. This is passed through the cooling water tank device 6 or not shown, but is passed through a cooling water injection device, wound up, and heated in the extruder 2 as in the first embodiment. The thermoplastic resin to be kneaded is placed in the opening group 9 of the mold 3.
Then, a linear resin deposit 11 is dripped on the concave roll 4 as a molten linear resin 10, and a linear resin deposit 11 is deposited on the concave roll 4, and the portion where the linear resin deposit 11 faces the concave 4 a of the concave roll 4 is further removed. It flows down into the concave portion 4 a to form a desired linear three-dimensional convex portion 12, and is pressed by the concave roll 4 and the base fabric 8 fed out in contact with the concave roll 4 so that the linear resin deposit body 11 is placed on the base fabric 8. And a required bendable linear three-dimensional projection 12
Is formed on one side, and the base cloth 8 is backed, thereby forming a base cloth-backed linear resin structure 13a on which bendable linear three-dimensional projections are arranged on one side.・ It is manufactured. The molten linear resin 10 may be oscillated and deposited in a regular pattern on the concave roll 4 from the opening group 9 of the mold 3 in the same manner as in the first embodiment.

Next, a third embodiment of an apparatus and a method for manufacturing a sheet-like substrate according to the present invention in which bendable linear three-dimensional projections are arranged on both sides will be described with reference to FIGS. Extrusion molding machine 2 for thermoplastic resin and fork fork 2a attached to adapter flange 2a
And two recess rolls 4, 4 which are arranged close to each other while their top surfaces are opposed to each other under the forked mold 3a, and a gantry 15 for mounting the two recess rolls 4, 4; The cooling water tank device 6 is large enough to accommodate the gantry 15 or not shown,
A cooling water injection device for injecting cooling water from below,
A device (not shown) for sending out the base cloth 8 between the two concave rolls 4, and a winding device (not shown) for a molded product or a fixed-size cutting arrangement device (not shown) near the cooling water tank device 6. In the third embodiment, there is provided a manufacturing apparatus 19 for a base fabric-backed linear resin structural material in which bendable linear three-dimensional convex portions are arranged on both surfaces.

The forked mold 3a is an extrusion mold for extruding the molten linear resin 10 and is partially branched into two parts so that the resin flows. Notch 3b having a width necessary to allow the through hole to pass therethrough, and the lower surface of the forked mold 3a has a length ranging from about 50 mm to about 2000 mm, and has a diameter of 0.5 mm to 5 mm at a required interval. There is an opening group 9 composed of openings 9a through which a plurality of resins selected in the range exit, and the concave rolls 4 and 4 are arranged almost directly below the opening group 9. This forked mold 3a
Has a bifurcated shape in the drawing, but structurally, a single mold may be arranged in parallel,
Is not limited to one, but may be two, and the flow paths may be branched or assembled and connected to a mold. (The connection between the extruder 2 and the mold is the same in the first and second embodiments.)

The outer peripheral surfaces of the concave rolls 4 and 4 are provided with concave portions 4a of a required size and depth at required intervals in the width direction and the circumferential direction. The linear resin deposited body 11 deposited on the two concave rolls 4, 4 is halved by the two concave rolls 4, 4.
It is arranged so as to rotate in the direction of joining the linear resin deposits 11 within the rotation and at the same speed to join the linear resin deposits 11.

At least one of the extruder 2, the two concave rolls 4, 4, the gantry 15, the cooling water tank device 6, and the cooling water injection device is mechanically (cam). Alternatively, an oscillating device may be provided which causes the molten linear resin 10 to curl regularly and hang down by using a hydraulic cylinder or a ball screw.

The concave rolls 4 having the concave portions 4a formed on the peripheral surface thereof by the base fabric backing linear resin structural material manufacturing apparatus 19 in which the bendable linear three-dimensional convex portions of the third embodiment are arranged on both surfaces. Are arranged in close proximity to each other, and the respective concave rolls 4,
The molten linear resins 10 and 10 are extruded from the opening groups 9 and 9 of the forked mold 3a of the extruder 2 disposed above the extruder 2, and the dripped molten linear resins 10 and 10 are respectively rolled into the concave rolls 4.
4 and rotating the two concave rolls 4 and 4 so as to face each other at a peripheral speed lower than the speed at which the molten linear resins 10 and 10 hang down.
0, 10 meanders irregularly, or the molten linear resin 10 meanders regularly by adding an oscillating device.
4 are dropped and deposited on the surface including the concave portions 4a, 4a to form linear resin deposits 11, 11, and within each of the concave portions 4a, 4a, respectively, hang down to form linear three-dimensional convex portions 12, 12. Then, the linear resin deposit bodies 11, 11 deposited respectively when the two concave rolls 4, 4 face each other are press-bonded on both peripheral surfaces of the two concave rolls 4, except for the concave parts 4 a, 4 a, to deposit the linear resin. A base cloth-backed linear resin structural material 13c in which the continuous contacts of the bodies 11, 11 are welded and the bendable linear three-dimensional protrusions formed on both sides of the base cloth 8 are arranged on both sides can be manufactured. Things.

In the third embodiment, one base fabric 8 is fed out. However, if two base fabrics are used, a linear three-dimensional convex portion 12 that can be bent is arranged on each of the base fabrics 8. The resin structural member 7 can be bonded, which contributes to an improvement in productivity.

Next, in the third embodiment, the base fabric 8
A linear resin structure material 13d in which bendable linear three-dimensional protrusions formed on both surfaces are formed without using the resin is manufactured. A line in which the bendable linear three-dimensional protrusions are arranged on both surfaces in the fourth embodiment. The manufacturing apparatus and the manufacturing method of the linear resin structural material will be described. The linear resin structural material manufacturing apparatus 20 according to the fourth embodiment, in which bendable linear three-dimensional convex portions are arranged on both surfaces, as shown in FIG. Since there is no mechanism related to the base cloth 8, the molten linear resin 10, 10 which is extruded from the opening groups 9, 9 of the forked mold 3a of the extruder 2 and hangs down to the concave rolls 4, 4, respectively. Since the two concave rolls 4, 4 rotate so as to face each other at a peripheral speed lower than the speed at which the molten linear resins 10, 10 hang down, the molten linear resins 10, 10 meander irregularly, Alternatively, the molten linear resin 10, 10 is regulated by adding a rocking device. Meandering, flow down and accumulate on the surfaces of the rolls 4, 4 including the recesses 4a, 4a to form linear resin deposits 11, 11, and hang down in the respective recesses 4a, 4a to form linear resin three-dimensional bodies. The projections 12 and 12 are formed, and the linear resin deposits 11 and 11 deposited respectively when the two concave rolls 4 and 4 face each other are combined with the two concave rolls 4 and 4.
Are press-bonded on both peripheral surfaces except for the concave portions 4a, 4a, and the continuous contacts of the linear resin deposits 11, 11 are welded.
With the rotation of 4, the cooling water in the cooling water tank device 6 or the cooling water of the cooling water injection device cools and solidifies. Thereafter, it is taken up by a take-up device arranged in the vicinity of the cooling water injection device of the cooling water tank device 6, or cut as required by a fixed size cutting arrangement device. Then, a linear resin structural material 13d in which bendable linear three-dimensional convex portions shown in FIGS. 14 and 15 are arranged on both surfaces is manufactured.

[0031]

The manufacturing apparatus and method of the present invention for arranging bendable linear three-dimensional projections on one or both surfaces are as described above. Or, it can be provided at low cost by welding with the base fabric and thus eliminating the bonding step, and can be expected to be widely demanded in various fields. Also, a linear resin structural material in which bendable linear three-dimensional protrusions that do not require vertical and horizontal tensile strengths are arranged on one surface or both surfaces can be obtained.

In the present invention, the molds are changed between the first embodiment and the third embodiment. However, in the case where the two opening groups of the third embodiment have a valve, a valve communicating with one of them is provided. Close and shut off the flow of resin from one of the two groups of openings, and replace one of the concave rolls with a smooth roll. It is also possible to easily form a linear resin structural material in which one layer of bendable linear three-dimensional projections are arranged on one surface.

[Brief description of the drawings]

FIG. 1 is an overall perspective view showing a first embodiment of an apparatus and a method for manufacturing a linear resin structure material in which bendable linear three-dimensional projections are arranged on one surface according to the present invention.

FIG. 2 is a partial sectional view of a mold used in the first embodiment.

FIG. 3 is a schematic partial perspective view of a base fabric-backed linear resin structural member in which bendable linear three-dimensional convex portions manufactured by the apparatus of FIG. 1 manufactured in the first embodiment are arranged on one surface. is there.

FIG. 4 is also a structural explanatory view of a three-dimensional fiber sheet-backed linear resin structural material in which a bendable linear three-dimensional convex portion manufactured by molding on a three-dimensional fiber sheet is arranged on one surface in the first embodiment. It is a partial cutaway partial perspective view.

FIG. 5 is a partial cross-sectional view of the three-dimensional fiber sheet and the molded product.

FIG. 6 is a perspective view showing an embodiment of a concave roll used in the first embodiment and other embodiments.

FIG. 7 is a perspective view showing an example of a concave component forming a concave roll.

FIG. 8 is a perspective view showing an embodiment in which the forming roll gantry of the first embodiment is swingably movable in the X-axis direction and the Y-axis direction.

FIG. 9 is an overall perspective view showing a second embodiment of an apparatus and a method for manufacturing a base fabric-backed linear resin structural material in which bendable linear three-dimensional projections are arranged on one surface according to the present invention.

FIG. 10 is an overall perspective view showing a third embodiment of an apparatus and a method for manufacturing a base fabric-backed linear resin structural material in which bendable linear three-dimensional projections of the present invention are arranged on both sides.

FIG. 11 is a partial sectional view showing an example of a mold used in the third embodiment.

FIG. 12 is a partial schematic perspective view of a base fabric-backed linear resin structural material similarly manufactured in the third embodiment.

FIG. 13 is an overall perspective view showing a fourth embodiment in which molding is performed without using a base cloth in the third embodiment.

FIG. 14 is a partial schematic perspective view of a linear resin structural material similarly having a bendable linear three-dimensional convex portion arranged on both surfaces manufactured in a fourth embodiment.

FIG. 15 is a partially enlarged explanatory perspective view of the same.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 The manufacturing apparatus of the linear resin structure material which arrange | positions the bendable linear three-dimensional convex part of the 1st Example on one surface 2 Extruder 2a Adapter flange 3 Die 3a Bifurcated die 3b Notch 4 Depression roll 4a Depression 4a1 Opening edge 4a2 Bottom surface 4b Recessed member 4c Roll base 5 Smooth roll 6 Cooling water tank device 7 Linear resin structural material 8 Base cloth 9 Opening group 9a Opening 10 Melted linear resin 11 Linear resin deposit body 12 Linear three-dimensional convex portion 13a Base fabric backing linear resin structure material in which bendable linear three-dimensional protrusions are arranged on one surface 13b Three-dimensional fiber sheet backing linear resin structure material in which bendable linear three-dimensional protrusions are arranged on one surface 13c Bendable line Base fabric-lined linear resin structure material with three-dimensional convex portions arranged on both sides 13d Linear resin structural material with bendable linear three-dimensional convex portions arranged on both surfaces 14 Three-dimensional fiber sheet 15 Mount 16 Second Base fabric backing linear resin structure manufacturing apparatus for arranging bendable linear three-dimensional convex portions of one embodiment on one surface 17 Upper guide roll 18 Lower roll 19 The bendable linear three-dimensional convex portion of the third embodiment is Apparatus for manufacturing a linear resin structure material lined with base cloth arranged on both sides 20 Manufacturing apparatus for a linear resin structure material in which bendable linear three-dimensional projections according to the fourth embodiment are arranged on both sides

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Tadahiko Ushigome 1693 Urushibara, Ooka, Yoshioka-cho, Kita-gunma-gun, Gunma Co., Ltd. Inside the factory (72) Inventor Hideyuki Miyao 1693 Urushibara, Ooka, Yoshioka-cho, Kita-gunma-gun, Gunma F-term, Taiyo Kasei Co., Ltd.F-term (reference) EJ402 GB81 JB16A JK11 JL02 4F207 AA04 AA11 AA13 AA15 AA18 AA24 AA29 AA45 AD08 AD16 AG03 AG14 AG15 AH51 KA01 KA17 KB13 KK32 KW42

Claims (12)

[Claims] 1. A concave roll provided with a concave portion on the peripheral surface and a smooth roll or a concave roll are opposed to each other in close proximity, and molten linear resin is discharged from a group of openings of a die of an extruder arranged above the concave roll. Extrusion, receiving the dripping molten linear resin by the concave roll, and rotating the concave roll and the smooth roll or the concave roll face-to-face at a peripheral speed lower than the speed at which the molten linear resin droops, irregularly. Or, meandering in a regular manner, flowing down and depositing on the surface including the concave portion of the roll to form a linear resin deposit, and forming a convex portion that hangs down in the concave portion, and a concave roll and a smooth roll or a concave roll. At the time of facing, the deposited linear resin deposit is pressed on both peripheral surfaces except for the concave portion, and a bendable linear three-dimensional convex portion formed by welding continuous contacts of the linear resin deposit on one or both surfaces. Lines to arrange Manufacturing method of resinous structural material. 2. An extruder for a thermoplastic resin, a mold attached to an adapter flange thereof, a concave roll having a top surface opposed to a lower part of the mold, and a concave roll arranged close to the side of the concave roll. A smooth roll, a pedestal for mounting the concave roll and the smooth roll, and a cooling water tank device for immersing required portions of the concave roll and the smooth roll, or a cooling water jet for spraying cooling water from below onto the concave roll and the smooth roll. An apparatus for manufacturing a linear resin structural material, wherein flexible linear three-dimensional projections are arranged on one surface, the apparatus comprising a device. 3. An apparatus for feeding a base fabric between a concave roll and a smooth roll, and a winding device or a fixed-size cutting arrangement device for a molded product near the cooling water tank device or the cooling water injection device. The apparatus for manufacturing a linear resin structural material according to claim 2, wherein the bendable linear three-dimensional projections are arranged on one surface. 4. The mold is an extrusion mold for extruding a linear resin, and has a diameter of 0 to 2000 mm on a lower surface thereof at a required interval between lengths ranging from about 50 mm to about 2000 mm. .5
3. An opening group comprising an opening through which a plurality of resins selected from a range of 5 mm to 5 mm exit, and the concave roll is disposed almost immediately below the opening group. Item 3. An apparatus for manufacturing a linear resin structural material, wherein the bendable linear three-dimensional projections according to Item 3 are arranged on one surface. 5. A concave roll having a required size and depth is provided on a peripheral surface of the concave roll at a required interval in a width direction and a circumferential direction, and the concave roll is horizontally arranged close to a smooth roll. By receiving the dripping molten linear resin with the concave roll, by rotating the concave roll and the smooth roll face-to-face at a peripheral speed slower than the dripping speed of the molten linear resin, the irregular meandering is performed. A linear resin deposit is formed by flowing down and depositing on the surface including the concave portion of the roll, and hangs down in the concave portion to form a convex portion, and the linear resin deposit is deposited when the concave roll and the smooth roll face each other. The pressure-sensitive adhesive is press-bonded on both peripheral surfaces excluding the concave portion, and the connecting contacts are welded to each other.
An apparatus for manufacturing a linear resin structural material, wherein the bendable linear three-dimensional projections according to claim 4 are arranged on one surface. 6. The extruder, the concave roll and the smooth roll, the gantry, and the cooling water tank device or the cooling water injection device, at least one of which is provided with a mechanical (cam or hydraulic cylinder). Or using a ball screw)
6. A bendable wire according to claim 2, wherein a device for causing the molten resin wire to curl regularly so as to be vertically deposited is attached. For manufacturing a linear resin structural material in which three-dimensional convex portions are arranged on one surface. 7. A thermoplastic resin extruder, a forked mold attached to an adapter flange thereof, and two forked tops opposed to each other under the forked mold and arranged close to each other. A concave roll, a pedestal for mounting the two concave rolls, and a cooling water tank device for immersing required portions of the two concave rolls or a cooling water injection device for injecting cooling water from below into the two concave rolls. An apparatus for manufacturing a linear resin structural material, wherein a bendable linear three-dimensional convex portion is arranged on both surfaces. 8. A device for feeding a base fabric between two fork rolls and between two concave rolls, and a winding device or sizing device for a molded product near the cooling water tank device or the cooling water injection device. 8. The apparatus for manufacturing a linear resin structural material according to claim 7, comprising a cutting arrangement device, wherein the bendable linear three-dimensional projections are arranged on both surfaces. 9. The fork mold is an extrusion mold for extruding a linear resin, and a part of the fork is branched so that the resin flows. A notch having a width necessary for passing the base cloth through the portion, and a lower surface of the forked mold having a diameter of 0 mm with a required interval between lengths ranging from 50 mm to 2000 mm. .5mm to 5m
8. An opening group consisting of openings through which a plurality of resins selected in the range of m exit, and the concave roll is disposed almost directly below the opening group.
An apparatus for manufacturing a linear resin structural material, wherein the bendable linear three-dimensional projections according to claim 8 are arranged on both surfaces. 10. An outer peripheral surface of the concave roll is provided with concave portions of a required size and depth at required intervals in a width direction and a circumferential direction, and two of the concave rolls are arranged close to each other,
The linear resin deposits deposited on the two concave rolls are rotated in the direction in which the two concave rolls join the linear resin deposits within 回 転 rotation and at the same speed, and the linear resin deposits are rotated. 10. The apparatus for manufacturing a linear resin structural material according to claim 7, wherein the linear three-dimensional convex portions are arranged on both sides thereof. 11. A molten resin wire is drooped on substantially the top surface of each of the two concave rolls rotating from the two opening groups of the forked mold disposed substantially above the top surface of each of the concave rolls. 11. The line for arranging the bendable linear three-dimensional convex portions on both surfaces according to claim 7, wherein each of the linear resin deposits is pressure-bonded while in a molten state. For manufacturing resin-like structural materials. 12. The extruder, the two concave rolls, the gantry, and the cooling water tank device or the cooling water injection device, at least one of which is mechanically (cam or hydraulic cylinder or 10. An apparatus for causing a rocking motion (using a ball screw) to curl the molten resin wire regularly and for suspending and depositing the molten resin wire. Or claim 11
An apparatus for manufacturing a linear resin structural material in which flexible linear three-dimensional convex portions are arranged on both sides.