KR102435053B1 - Apparatus for manufacturing decoration band - Google Patents

Abstract

According to the present invention, disclosed is a device for manufacturing a decorative band. Specifically, the device for manufacturing a decorative band comprises: a material supply unit supplying a material as each of a strap made of a synthetic resin, having a form of a band, and coated with an adhesive and a core material made of a flexible material are unwound in a state of being wound on a roll; a material folding unit accommodating the core material inside the strap supplied from the material supply unit, and folding the strap in half; a material bonding unit bonding the strap folded in the material folding unit by heating and pressing; a pattern notching unit forming a repeating pattern by notching a side surface of the strap bonded in the material bonding unit at regular intervals; and a seam line engraving unit repeatedly engraving concave seam lines at regular intervals by pressing an inner side of the pattern. Accordingly, decorative bands can be mass-produced by sequentially and automatically performing material folding, material bonding, pattern notching, and sewing line engraving processes.

Description

Device for manufacturing decoration bands {Apparatus for manufacturing decoration band}

The present invention relates to an apparatus for manufacturing a decorative band, and more particularly, to an apparatus for manufacturing a decorative band attached to a seam of a vehicle seat for finishing and decoration.

In general, a vehicle seat provided for a occupant to sit in the interior of a vehicle has a structure in which an outer surface of a foamed foam pad is wrapped with a cover and fixed.

At this time, the cover forms a seat by connecting several sheets of leather or synthetic leather to each other, and a decorative band is often used to strengthen and finish the connection.

1 is a cross-sectional perspective view showing a general decorative band.

As shown in the figure, the decorative band consists of a core (C) made of a flexible synthetic resin material in the center, and a strap (S) made of synthetic leather that forms a band and wraps the core (C) while being folded in half.

At this time, the adhesive (B) is applied to the inner surface of the strap (S) and bonded to each other.

And the outer surface of the strap (S) is coated with PU for waterproofing.

In addition, a pattern P is continuously and repeatedly formed along one edge of the strap S, and sewing grooves N concave at regular intervals along the longitudinal direction of the strap S are formed inside the pattern P. do.

An apparatus for manufacturing a decorative band having such a structure does not have a manufacturing apparatus that simultaneously performs the processes of applying an adhesive to the strap, bonding to each other, drying, and cutting and press molding.

And the process of applying the adhesive is very cumbersome, so there is a problem in that productivity is very reduced.

Republic of Korea Registered Utility Model 20-0487104 (July 30, 2018) "Heat bonding paper and ultrasonic cutting method decorative band manufacturing device" Republic of Korea Patent Registration 10-1745885 (2017.6.5.) "Decorative band manufacturing device"

Accordingly, the present invention was developed to solve the above-mentioned problems in the prior art, and an object of the present invention is to sequentially automatically perform material folding, material bonding, pattern notching and seam engraving using a material coated with an adhesive on a strap. To provide a decorative band manufacturing apparatus capable of mass-producing decorative bands.

A decorative band manufacturing apparatus according to the present invention for achieving the above object is a material supply unit for supplying material while unwinding a strap formed in a band shape and made of a synthetic resin material coated with an adhesive, and a flexible core material wound on a roll, respectively. ; a material folding unit that folds the strap in half while accommodating the core material inside the strap supplied from the material supply unit; a material joining unit for joining the folded strap to the material folding unit by heating and pressing; a pattern notching part for forming a repeating pattern by notching the side surfaces of the strap joined at the material joint part at regular intervals; It may include; a seam engraving unit for repeatedly engraving concave seam lines at regular intervals by pressing the inside of the pattern.

Here, the material folding part, one side is flat and both sides are bent inward toward the other side to form a triangle, and one side is flat and both sides are bent inward toward the other side to form a triangle, and the outer folding guide plate It consists of an inner folding guide plate accommodated in the interior, and a guide tube provided adjacent to the inner folding guide plate, so that the strap enters the entrance formed between the outer folding guide plate and the inner folding guide plate, and the The core material may enter through the guide tube and be folded in half while the strap surrounds the core material.

And the material joining portion is provided with a heater therein, a pressing groove is formed on the surface, and is composed of an upper bonding roller and a lower bonding roller having a semi-circular cross-section at one end of the pressing groove, and a lower bonding roller in the material folding part. The folded strap enters between the upper joining roller and the lower joining roller and can be joined by thermal fusion.

In addition, the pattern notching part is formed in a circular plate shape with a first guide roller for guiding while applying tension to the strap transferred from the material joining part, a notching motor provided on one side of the first guide roller, and '∩' along the outer periphery. Alternatively, a '∧'-shaped cutter is formed at regular intervals and includes a notching disk that is coupled to the notching motor to rotate, so that the cutter is attached to the edge of the strap by '∩' or '∧' by the rotation of the notching disk. ' A pattern of the shape can be repeatedly formed at regular intervals.

In addition, the seam engraving part, a second guide roller for guiding while applying tension to the strap delivered from the pattern notching part, and a engraving motor provided on one side of the second guide roller, and a circular plate shape and along the outer periphery Each inch type is formed at regular intervals and includes an imprinting disk that is coupled to the imprinting motor to rotate, and the concave sewing grooves are repeatedly formed at regular intervals between the pattern and the core material by the rotation of the imprinting disc. can do it

According to the present invention described above, there are the following effects.

First, since only the adhesive-coated strap and the core material are supplied, there is no need for an adhesive application process, which simplifies the process.

Second, since the upper and lower joining rollers heat and compress while the core material is accommodated in the strap, the adhesive is heat-sealed and quickly joined.

Third, the productivity of the decorative band is greatly improved because patterns and sewing grooves can be formed quickly by using the rotating notching disk and the engraving disk.

1 is a cross-sectional perspective view showing a general decorative band;
Figure 2 is a schematic view showing the overall structure of the decorative band manufacturing apparatus according to an embodiment of the present invention;
3 is a perspective view showing the material folding part of the present invention shown in FIG.
Figure 4 is a perspective view showing the joint material of the present invention shown in Figure 2
5 is a plan view showing the notched pattern of the present invention shown in FIG.
Figure 6 is a plan view showing the seam engraved portion of the present invention shown in Figure 2

Hereinafter, an embodiment according to the present invention will be described in more detail with reference to the accompanying drawings.

For reference, the description with reference to the drawings is for easier understanding of the present invention, and the scope of the present invention is not limited thereto. And in describing the present invention, if it is determined that a detailed description of a related known technology may unnecessarily obscure the gist of the present invention, the detailed description will be omitted.

Figure 2 is a schematic diagram showing the overall structure of the decorative band manufacturing apparatus according to an embodiment of the present invention.

The present invention largely consists of a structure in which the material supply part 100, the material folding part 200, the material joining part 300, the pattern notching part 400, and the sewing line engraving part 500 are arranged in a line, each process is performed in turn can do.

First, the material supply unit 100 will be described.

The material supply unit 100 is configured to supply the strap (S) and the core material (C), and may include a strap supply roller 110 and a core material supply roller 120 .

Since the strap (S) is made of a material such as synthetic leather or fabric and is formed in a band shape, it is supplied while being unwound while being wound around the strap supply roller 110 .

At this time, the adhesive is coated on one surface of the strap (S). The adhesive may be adhered while melting by heat.

And the core material (C) is made of a wire-like shape of a flexible material and is supplied while being unwound while being wound around the core material supply roller 120 .

Since such a supply method is known, a detailed description thereof will be omitted.

Next, the material folding part will be described with reference to FIG. 3 together. 3 is a perspective view showing the material folding part of the present invention shown in FIG.

The material folding unit 200 is a configuration for performing a process of burying the core material (C) inside while folding the strap (S) supplied from the material supply unit 100 in half, the outer folding guide plate (210) , an inner folding guide plate 220 , and may include a guide tube 230 .

Both the outer folding guide plate 210 and the inner folding guide plate 220 are formed in a flat plate shape, and one side is flat and the other side is bent inward to form a triangle. That is, they are overlapped with each other at regular intervals while forming a pentagon as a whole.

At this time, between the outer folding guide plate 210 and the inner folding guide plate 220, the outer folding guide plate 210 and the inner folding guide plate 220 are formed so that the entry hole 240 through which the strap (S) enters is formed. The width and spacing of the straps (S) are formed to be larger than the width and thickness of the strap (S).

Accordingly, the strap (S) that enters the entry hole 240 meets each other while bending toward the other side of the outer folding guide plate 210 and the inner folding guide plate 220 .

Here, the other ends of the outer folding guide plate 210 and the inner folding guide plate 220 are overlapped adjacent to each other while being completely folded, so that an exit port 250 having a shape such as '»' is formed. The strap S advances through the exit 250 in a folded state.

In addition, adjacent to the inner folding guide plate 220, the guide tube 230 is provided toward the exit port (250). The inner diameter of the guide tube 230 is greater than the outer diameter of the core material.

The guide pipe 230 enters the core material C supplied from the material supply unit 100 and guides it to the exit.

Accordingly, the core (C) reaches the folded portion before the strap (S) is completely folded and is buried and accommodated.

Next, the material joint 300 will be described with reference to FIG. 4 together. Figure 4 is a perspective view showing the joint material of the present invention shown in Figure 2;

The material joining part 300 is a configuration for joining the straps (S) folded in half with the core material accommodated in the material joining part 300 to each other, and consists of an upper joining roller 310 and a lower joining roller 320.

The upper joining roller 310 and the lower joining roller 320 have a symmetrical shape and are rotatably provided on the upper and lower portions, respectively, and are in close contact with each other.

Here, the upper joining roller 310 and the lower joining roller 320 have compression grooves 330 in which the straps S are seated and compressed, respectively, are formed along the outer periphery.

At this time, the width of the compression groove 330 may be equal to or slightly larger than the width of the strap S, and the depth may be formed smaller than the thickness of the strap S so that the strap S is pressed and compressed. should be able

And one side of the compression groove 330 is formed in the core groove 340 deeper than the depth of the compression groove (). The core material groove 340 may have a semicircular cross-section so that the core material C can be seated.

In addition, a heating wire or a heater (not shown) is built-in inside the upper joining roller 310 and the lower joining roller 320 so that the whole is heated or only a portion of the compression groove 330 is heated.

Accordingly, the pressing groove 330 and the core groove 340 of the upper bonding roller 310 meet to correspond to the pressing groove 330 and the core groove 340 of the lower bonding roller 320, and the pressing groove 330 ) is heat-sealed to each other while pressing and heating the strap (S). At this time, the core member C is not compressed while being accommodated in the core member groove 340 .

Next, the pattern notching part 400 will be described with reference to FIG. 5 . 5 is a plan view showing the pattern notched portion of the present invention shown in FIG.

The pattern notched part 400 performs a process of forming a repeating pattern P on one side of the strap S joined at the material joining part 300. For this purpose, as shown in the figure, the first guide It may be configured to include a roller 410 , a notching motor 420 and a notching disk 430 .

The first guide roller 410 is provided in a line along the traveling direction of the strap (S) to prevent the strap (S) from deviating from the path, to prevent wrinkling or distortion, and to apply tension to the unfolded state. to keep

A notching motor 420 is provided on one side of the first guide roller 410 .

At this time, the notching disk 430 is coupled to the motor shaft of the notching motor 420 and rotates.

The notching disk 430 has a circular plate shape, and has a structure in which a plurality of cutters 440 are formed on the outer periphery.

The cutter 440 is made of a '∩' or '∧' shaped blade to cut the edge of the strap S in a '∩' or '∧' shape.

Since a plurality of the cutters 440 are arranged at regular intervals along the outer periphery of the notching disk 430, each cutter 440 presses the strap S that moves horizontally to the lower side while the notching disk 430 rotates. notching Accordingly, the patterns P are continuously formed at regular intervals.

Next, the seam line engraving unit 500 will be described with reference to FIG. 6 together. Figure 6 is a plan view showing the seam engraved portion of the present invention shown in Figure 2.

The seam engraving unit 500 performs a process of forming a repeating seam line on the surface of the strap S on which the pattern is formed in the pattern notching unit 400. For this purpose, as shown, a second guide roller ( 510), the imprinting motor 520 and the imprinting disc 530 may be included.

The second guide roller 510 is provided in a line along the traveling direction of the strap (S) to prevent the strap (S) from deviating from the path, to prevent wrinkling or distortion, and to apply tension to the unfolded state. to keep

And a marking motor 520 is provided on one side of the second guide roller 510 .

At this time, the imprinting disk 530 is coupled to the motor shaft of the imprinting motor 520 and rotates.

The engraving disk 530 is formed in the shape of a circular plate, and has a structure in which a plurality of square inches are formed on the outer periphery. It may be approximately spline-like in shape.

The square inch type 540 has a rectangular cross section and is formed by pressing a rectangular concave sewing groove N between the surface of the strap S, that is, between the core material C and the pattern P.

Since a plurality of each inch type 540 are arranged at regular intervals along the outer periphery of the marking disk 530, the strap S that moves horizontally on the lower side while the marking disk 530 rotates is attached to each inch type 540. It is engraved while pressing. Accordingly, the sewing grooves (N) are continuously formed at regular intervals to form a seam line.

Hereinafter, a process of manufacturing a decorative band using the present invention will be briefly described.

In the material supply unit 100, the strap (S) and the core material (C) are continuously released while being supplied.

The supplied strap (S) and the core material (C) enter the material folding part (200).

Specifically, the strap (S) enters the entrance (240) and advances through the exit (250) while being gradually folded by the external folding guide plate (210) and the internal folding guide plate (220). do.

And the core material (C) is introduced into the guide pipe (230) is guided toward the exit port (250) is introduced between the strap (S). The inserted core material C advances to the outlet 250 after the strap S is folded while being accommodated in the folded portion of the strap S.

As soon as the strap (S) advances, it enters between the upper joining roller 310 and the lower joining roller 320 .

At this time, the strap (S) is compressed while entering between the compression grooves 330, and the portion in which the core material C is accommodated is seated in the core material groove 340 and is not compressed.

As the adhesive coated on the inner surface of the strap S is melted by the rotating and heated upper joining roller 310 and lower joining roller 320, the overlapping straps S are thermally fused to each other and continuously joined.

The strap S joined through the material joining part 300 enters the pattern notching part 400 and is cut at a predetermined interval by the cutter 440 so that the pattern P is continuously notched.

And after the pattern (P) is formed, it enters the seam line engraving part 500 and is pressed at a predetermined interval by the square inch type 540, so that the sewing grooves (N) are continuously engraved, so that a seam line is formed.

Although the exemplary embodiments of the present invention have been described above with reference to the drawings, those skilled in the art to which the present invention pertains will be able to make various applications and modifications within the scope of the present invention based on the above contents. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be defined by the claims described below as well as the claims and equivalents.

100: material supply unit
110: strap supply roller 120: core material supply roller
200: material folding part 210: external folding guide plate
220: inner folding guide plate 230: guide tube
240: entrance 250: exit
300: material joint
310: upper joining roller 320: lower joining roller
330: compression groove 340: core groove
400: pattern notching part
410: first guide roller 420: notching motor
430: notching disk 440: cutter
500: sewing line engraving part
510: second guide roller 520: imprinting motor
530: engraved disk 540: square inch type
S: Strap C: Core
P : Pattern N : Sewing groove

Claims (5)

A material supply unit for supplying material while unwinding a strap formed in a band shape and made of a synthetic resin material coated with an adhesive, and a flexible core material wound on a roll, respectively;
One side is flat and both sides are bent inward toward the other side to form a triangle, and one side is flat and both sides are bent inward toward the other side to form a triangle. It consists of a guide plate and a guide tube provided adjacent to the inner folding guide plate, so that the strap enters the entrance formed between the outer folding guide plate and the inner folding guide plate, and the core material is passed through the guide tube. a material folding part that enters and folds the strap in half while the strap wraps around the core material;
The upper joining roller and the lower joining roller have a symmetrical shape and are rotatably provided on the upper part and the lower part, respectively, and a seating groove in which a strap can be seated is formed on the outer periphery of the upper joining roller and the lower joining roller, and the upper joining roller and One side of the pressing groove of each of the lower bonding rollers is formed in the core groove deeper than the depth of the pressing groove, and the core groove is formed in a semicircular shape so that the core material can be seated, and a heater is located inside the upper bonding roller and the lower bonding roller. a material joint part which is internally heated so that only the compression groove portion is heated so that the strap folded in half in the material folding part enters between the upper joining roller and the lower joining roller and is joined by thermal fusion;
A first guide roller for guiding while applying tension to the strap transferred from the material joint portion, a notch motor provided on one side of the first guide roller, a circular plate shape and a '∩' or '∧' shape along the outer periphery of the cutter is formed at regular intervals and includes a notching disk which is coupled to the notching motor and rotates, so that by the rotation of the notching disk, the cutter forms a '∩' or '∧' shape pattern on the edge of the strap. Pattern notching parts that are repeatedly formed at regular intervals;
A second guide roller for guiding while applying tension to the strap transferred from the pattern notching unit, a engraving motor provided on one side of the second guide roller, and a circular plate shape, each inch type is formed at regular intervals along the outer periphery and a sewing line engraving part for repeatedly forming a concave sewing groove between the pattern and the core material by rotation of the engraving disk at regular intervals by rotation of the engraving disk. Decorative band manufacturing apparatus, characterized in that made by. delete delete delete delete

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