KR101841036B1 - Vinyl for tablecloth and manufacturing apparatus thereof - Google Patents

Abstract

The present invention relates to plastic for a tablecloth, covered on the top surface of a table having a predetermined area, and more specifically, before use, the plastic for the tablecloth can be circulated and stored while a side part may be folded so as to have a smaller area than the upper surface of the table, and when used, can be spread to have an area corresponding to the upper surface of the table. The present invention relates to the plastic for the tablecloth, and to a manufacturing apparatus thereof, wherein the side part of a plastic fabric, particularly, which is manufactured by a blow molding method and has a cylindrical cross section in the width direction, is cut at the time of manufacturing the plastic for the tablecloth.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a vinyl,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0002] The present invention relates to a tablecloth-covered vinyl used on a top surface of a table having a predetermined area, and more particularly, a side-folded vinyl sheet having a smaller area than an upper surface of a table before use can be circulated and stored And a side surface of a vinyl fabric having a cylindrical shape in a vertical direction in the width direction, which is manufactured by a blow molding method, and which is made of a plastic for tablecloth, The present invention relates to a tablecloth vinyl and an apparatus for manufacturing the tablecloth, wherein the folded tablecloth vinyl can be more easily opened and used.

Generally, disposable vinyl tablecloths are used in restaurants, marts, weddings, funerals and other events. When a table needs to be arranged in a limited space for eating, etc., It helps to provide a clean table in its initial condition faster than wiping it out.

In addition, vinyl rolls for tablecloths are often used because they are easy to store and use because they are not easily disturbed when one sheet is taken out one by one.

However, in the case of a tablecloth vinyl roll used as described above, it is difficult to find a perforated line because it is difficult to find a perforated line. There was a difficulty to consume.

In addition, when the perforating line is torn out, it is not easy to find it as described above. If the wrong part is pulled by mistake or the perforated line is properly searched, the vinyl of the selected field is torn or stretched due to the power control, There is a problem that is thrown away before.

In addition, conventional tablecloth vinyls are distributed and stored in the form of a roll having a width corresponding to the width of the table, and thus are difficult to circulate and store because of their large size.

Korean Patent Publication No. 10-2015-0005896 (2015.01.15.) Korean Registered Patent No. 10-1673373 (Nov. 1, 2016)

DISCLOSURE OF THE INVENTION The present invention has been made in order to solve the problems of the related art of the tablecloth vinyl and the apparatus for manufacturing the same, wherein the conventional tablecloth vinyl is circulated and stored in the form of a roll having a width corresponding to the width of the table, ;

Further, in order to solve the above problem, even if the vinyl for tablecloth is manufactured to have a width corresponding to the width of the table and folded for ease of circulation and storage, a gap is formed between the vinyl sheets for tablecloth at the time of folding There is a problem that the volume of vinyl for a tablecloth becomes large, and a main object thereof is to provide a solution point.

The present invention has been made to solve the above-

Wherein one of the side portions of the vinyl fabric having a cylindrical shape having a vertical cross section in the width direction which is a direction perpendicular to the longitudinal direction is constructed so that one or more side portions of the vinyl fabric are folded inwardly, Providing a vinyl for a tablecloth that is configured such that the incision is made to be incised;

In order to produce the tablecloth vinyl having the above-described structure, a molding part for forming a vinyl fabric in a blue shape so that a vertical section in the width direction perpendicular to the longitudinal direction has a cylindrical shape; A folding portion for receiving the vinyl fabric formed in the forming portion and folding the vinyl fabric by inserting at least one side of both sides of the vinyl fabric toward the center of the vinyl fabric; And a cut-out portion for receiving the folded vinyl fabric at the folding portion and cutting one of the sides of the vinyl fabric in the lengthwise direction of the vinyl fabric to form a cut-away portion. .

The vinyl for tablecloth according to the present invention as described above has a structure in which at least one side of a vinyl fabric having a cylindrical vertical section in the width direction is folded inwardly and one side portion is cut in the longitudinal direction in the above- Therefore, it is possible to obtain an effect that the vinyl for tablecloth can be distributed and stored in a state of having a smaller width than the upper surface of the table;

Further, there is provided a device for collectively processing foldable vinyl sheets for tablecloths in the state of being folded and reduced in size as described above, so that voids due to the folding of vinyl sheets for tablecloths are not generated, It is possible to obtain an effect of solving the problem of large volume of vinyl for tablecloth.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a plan view showing a tablecloth vinyl (B) and a conventional tablecloth vinyl (A) according to a preferred embodiment of the present invention.
2 is a plan view showing a tablecloth vinyl (B) and a conventional tablecloth vinyl (A) according to a preferred embodiment of the present invention.
Fig. 3 is a plan view showing a case (b) in which a perforated line is formed in a tablecloth vinyl according to a preferred embodiment of the present invention and a case (c) in which a part of a corner is folded.
4A is a vertical sectional view showing a state in which a vinyl fabric of a tablecloth vinyl according to a preferred embodiment of the present invention is formed in a molding part.
FIG. 4B is a vertical sectional view showing a state in which the vinyl fabric of the vinyl sheet for tablecloths according to the preferred embodiment of the present invention is folded at the folded portion. FIG.
4C is a vertical sectional view showing a state in which the vinyl fabric of the vinyl sheet for tablecloths according to the preferred embodiment of the present invention is folded at the folded portion.
5 is a block diagram showing a case in which a folding blade of a vinyl manufacturing apparatus for a tablecloth according to a preferred embodiment of the present invention is provided inside a folding casing.
6 is a block diagram showing a case where a folding wing of a vinyl manufacturing apparatus for a tablecloth according to a preferred embodiment of the present invention is provided outside the folding casing.
7 is a vertical sectional view showing a state in which the vinyl for tablecloths according to the preferred embodiment of the present invention is unfolded using folding.
8 is a front view showing a cut-out portion of a vinyl manufacturing apparatus for a tablecloth according to a preferred embodiment of the present invention.
Fig. 9 is a front view showing a cutter of a vinyl manufacturing apparatus for a tablecloth according to a preferred embodiment of the present invention; Fig.

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a vinyl for a tablecloth, which is used on a top surface of a table having a certain area, and which is folded to be able to be distributed and stored in a smaller size, To a production apparatus for producing vinyl.

Hereinafter, the present invention will be described in detail with reference to FIGS. 1 to 9, which show an embodiment of the present invention, by dividing the present invention into a vinyl for a tablecloth and a vinyl manufacturing apparatus for a tablecloth.

[Vinyl for tablecloths]

The present invention is constructed such that at least one of the side portions of the vinyl fabric having a cylindrical vertical section in the width direction perpendicular to the longitudinal direction is folded inwardly and the vinyl fabric is folded at either side of both sides And a cut-out 10 is formed in the longitudinal direction.

Specifically, the vinyl sheet for tablecloths according to the present invention is used for the purpose of preventing the table from being contaminated by covering the upper surface of the table having a predetermined length and width, and having a width equal to or slightly larger than the width of the table, Or a little longer.

Also, the vinyl sheet for tablecloths according to the present invention may have a length equal to or slightly longer than the general table as described above, but may have a length several times to several hundred times longer than the length of the table. That is, the tablecloth vinyl is formed in a vinyl roll shape having a predetermined length, and the perforated line 20 is formed in the width direction per unit length, and the perforated line 20 can be cut and used as needed.

At this time, the unit length of the vinyl sheet for vinyl tablecloth is equal to or slightly longer than a general table length.

In addition, the perforated line 20 may be expressed in a printed state such as a solid line or a broken line so that the user can easily identify the unit length of the vinyl sheet for tablecloth, Can be formed.

In connection with the above, the tablecloth vinyl is constituted such that at least one of the side ends of one side of the side is end-cut, and the side edge of the vinyl is cut so that the edge portion (a May be configured to be folded toward the upper or lower surface of the tablecloth vinyl.

That is, a portion of the perforated line 20 formed in the widthwise direction of the vinyl sheet for tablecloth is cut so that the edge portion (a) of the vinyl sheet for tablecloth formed by the cut- It is wound up in a vinyl roll form so that the user can easily cut a piece of vinyl for a tablecloth in a case where a plurality of pieces of tablecloth vinyl are mutually connected in the longitudinal direction, Can be realized.

At this time, the folded edge portion (a) of the tablecloth vinyl is folded on the upper surface or the lower side of the vinyl sheet for tablecloth together with the other portion of the tablecloth vinyl formed with the edge portion (a) And wound in a folded state on the surface.

Specifically, a user uncovers a vinyl sheet for tablecloths in a vinyl roll for a tablecloth in which a plurality of sheets of tablecloth vinyl are connected to each other and rolls the rolls, The folded edge portion (a) can be easily gripped by hand, and by pulling the edge portion (a) of the gripped vinyl for tablecloth, it is possible to easily tear the vinyl sheet for tablecloth into a tablecloth vinyl roll.

When the following incision 10 is formed on the side of the tablecloth vinyl on which the corner portion a of the tablecloth vinyl is formed, the tablecloth 10 formed with the incision 10 formed at the time of the folding of the corner portion a It is possible to allow the user to easily grasp the side end face of the cleavage vinyl for the tablecloth by the incision 10 so that the folded vinyl can be more easily spread out Can be obtained.

At this time, a method of forming the edge portion (a) of the folded-back vinyl sheet with a part of the perforated line 20 being cut can be realized by Korean Patent Laid-Open Publication No. 10-2013-0017578 filed by the present inventor , And a specific description thereof will be replaced by the above-mentioned known techniques.

In addition, the vinyl sheet for tablecloths according to the present invention is made by using a vinyl fabric having a cylindrical cross section in the width direction perpendicular to the longitudinal direction of the tablecloth vinyl.

That is, as shown in Fig. 4 (a), the vinyl fabric of the above-described configuration has a cylindrical cross section in the width direction, and a side portion of at least one portion of the vinyl fabric is incised in the longitudinal direction of the tablecloth vinyl, So that it can be made of vinyl for tablecloth, which is in the form of a plate.

At this time, the width of the table-cloth vinyl having the incised plate shape may vary according to the number of incisions of the vinyl original side having a cylindrical vertical section, but the width of the plate- And the diameter of the cylindrical vinyl fabric may be varied for this purpose.

As a temporary example, when one of the sides of the vinyl fabric is cut to form one incision 10, the circumference of the cylindrical vinyl fabric may be equal to or slightly longer than the width of the table In another embodiment, when both sides of the vinyl fabric are cut to form two incisions 10, the circumference of the cylindrical vinyl fabric is configured to have twice the tablecloth width. Hereinafter, the present invention will be described as a preferred embodiment in which one incision 10 is formed so that the circumference of the cylindrical vinyl fabric is equal to or slightly longer than the width of the table, as in the above example.

Further, the vinyl fabric according to the present invention may be manufactured by various methods if it has a cylindrical vertical section in the width direction, and it is possible to use those made by the blow molding method.

That is, the blow molding method is a known vinyl molding method. When a raw material of a vinyl fabric is fed into an extruder 120 through a hopper 110 connected to an extruder 120, the extruder 120 feeds a raw material of a vinyl fabric And is drawn out to the die 130 mounted at the tip of the extruder 120 to mold the vinyl fabric. At this time, the die 130 has a ring-shaped horizontal cross-section to form a vinyl fabric having a cylindrical vertical cross section in the width direction of the vinyl fabric, and the vinyl fabric can be supplied by a blower provided outside the die 130 To the vinyl fabric drawn out from the dies so that the vinyl fabric can be formed with a thin state.

In addition, the vinyl fabric having a vertical cross section in the width direction as described above is made of a vinyl fabric having a double-plate shape in which at least one side of both sides is folded in and folded, and the vinyl fabric having the double- And one of the side portions is cut in the longitudinal direction so that the incision 10 is formed.

At this time, the cut-out 10 is formed by forming a vinyl fabric having a cylindrical vertical section in the width direction by a blow molding method as described above, folding the vinyl fabric so as to have a double plate shape, Are cut out in the longitudinal direction.

The cut-out 10 may be formed in various ways as long as the cutter 310 can cut the side of either of the sides of the folded double-sided vinyl fabric. Hereinafter, a description will be given of a vinyl manufacturing apparatus for a tablecloth below.

[Vinyl manufacturing apparatus for tablecloth]

The present invention relates to a forming part (100) for forming a vinyl fabric in a blue shape so that a vertical cross section in the width direction perpendicular to the longitudinal direction has a cylindrical shape; A folding unit 200 for receiving the vinyl fabric formed by the forming unit 100 and folding the vinyl fabric by inserting at least one side of both sides of the vinyl fabric toward the center of the vinyl fabric; And a cut-out part (300) for receiving the folded vinyl fabric from the folding part (200) and cutting one of the sides of the vinyl fabric in the longitudinal direction of the vinyl fabric to form the cut-out part (10) And more particularly, to a vinyl manufacturing apparatus for a tablecloth.

That is, the apparatus for producing a tablecloth for vinyl according to the present invention comprises a forming unit 100, a folding unit 200, and a cutting unit 300 macroscopically.

Specifically, the forming unit 100 has a structure in which a vinyl fabric is formed in a blue shape so that a vertical cross section perpendicular to the longitudinal direction in a width direction has a cylindrical shape. As shown in FIG. 5, And an extruder (120).

As described above, the extruder 120 includes a hopper 110 capable of feeding a raw material of a vinyl fabric, and a cylinder capable of melt-extruding the raw material of the vinyl fabric. The raw material of the melted vinyl fabric drawn out from the cylinder of the extruder 120 is formed into a vinyl fabric having a cylindrical vertical cross section in the width direction through the dies 130 mounted at the tip of the extruder 120.

In addition, the vinyl fabric formed in the dies having a ring-shaped horizontal cross section formed on the dies 130 is continuously supplied to the dies adjacent to the dies, so that the vinyl fabric is formed into a thin tubular dies 130 And is molded.

In addition, the folding unit 200 is configured to receive a vinyl fabric formed in the forming unit 100 and to fold in a vinyl fabric by inserting at least one side of both sides of the vinyl fabric toward the center of the vinyl fabric, (100) to fold the vinyl fabric having a cylindrical shape in the width direction into a double plate.

That is, the vinyl fabric extruded in the forming part 100 has a cylindrical vertical section in the direction perpendicular to the longitudinal direction same as the pulling direction, and the vertical direction in the longitudinal direction of the folded part 200, The side is inserted into the center of the vinyl fabric, folded and folded so as to have a double plate shape.

At this time, the folding unit 200 may have various shapes as long as it has a cylindrical vertical section in the forming unit 100 and can fold the sides of the vinyl fabric extruded and drawn out in the longitudinal direction, The folding part 200 includes a folding casing 200 having an inner space having a wide inner width on one side of the forming part 100 and an inner width on the other side opposite to the forming part 100, 210); The folding casing (210) according to any one of claims 1 to 3, wherein the folding casing (210) is provided at one or more sides of the inner space of the folding casing (210) And a folding wing 220 protruding from the folding flap 220.

Specifically, the inner space formed in the folding casing 210 has a wide inner width at one side of the forming part 100, and the other side opposite to the forming part 100 has an inner width of a narrower line shape than the one side A configuration in which an inner space is formed is such that a vinyl fabric extruded in a cylindrical shape in a widthwise vertical section is guided so as to have a gradually narrower width in the conveying direction of the vinyl fabric.

That is, one side of the inner space of the folding casing 210 is located on the side of the forming part 100 and has an inner width (width) sufficient to accommodate the vinyl fabric drawn from the forming part 100 having a cylindrical vertical cross- . More specifically, one side of the inner space of the folding casing 210 is configured to have a circular cross section, an elliptic cross section, or a polygonal cross section (the same cross sectional direction as the vertical cross section of the vinyl fabric) So as to have a sufficient inner diameter.

Further, the other side of the inner space of the folding casing 210 is a portion that is extended from one side of the inner space of the folding casing 210 and has an inner width narrower than one side of the inner space.

At this time, the inner width of the other side of the inner space of the folding casing 210 is preferably configured to be gradually narrowed from one side of the inner space, and to have a shape of a long hole so as to form the width of the vinyl for tablecloth Do.

Further, the inner width of the other side of the inner space of the folding casing 210 means a width in the thickness direction which forms the folding of the vinyl fabric (vinyl for tablecloth) in the form of a double plate, and the width of the vinyl for tablecloth Means the width perpendicular to the longitudinal direction.

In addition, the folding casing 210 may be made of a vinyl fabric having a cylindrical vertical cross-section drawn into one side of the inner space and being gathered at the other side of the inner space and having a double plate-like structure, Can be formed by a set. That is, the folding casing 210 may be configured as a single casing, and may be configured in a state in which the inner space and the outside are closed, and a plurality of casing bars are continuously spaced from one side to the other, And may be configured such that the outside is in communication.

In addition, the folding wing 220 may be provided on at least one side of the inner space of the folding casing 210 or at one side of the outer side of the folding casing 210, A side of a vinyl fabric having a cylindrical vertical cross section which is conveyed from one side of the inner space of the folding casing 210 to the other side is pushed toward the center of the vinyl fabric toward the center of the vinyl fabric, And the side portion of the fabric can be folded inwardly toward the center.

That is, the folding wing 220 is provided in the inner space or the outside of the folding casing 210, and when the vinyl fabric having a cylindrical vertical section is folded into a double-platted vinyl fabric, The structure is such that it is not folded but folded uniformly.

The folding wings 220 are provided on the inner space of the folding casing 210 or on the other side of the folding casing 210, When one of the sides of the fabric is folded at the folding casing 210, the folded side of the vinyl fabric having a vertical vertical section is guided more smoothly into the center of the vinyl fabric.

More specifically, when the folding vane 220 is provided inside the inner space of the folding casing 210, the side of the vinyl fabric, which is transported from one side of the inner space of the folding casing 210 to the other side, When the folding vane 220 is provided outside the other side of the folding casing 210, the side of the vinyl fabric whose width is folded out from the other side of the inner space of the folding casing 210 is made of vinyl So that it can be pushed toward the center of the fabric.

In addition, the length of the folding wings 220 may be an appropriate length depending on the degree of folding of the vinyl fabric folded in the width direction. The folding vane 220 has a longer length as the side of the vinyl fabric is folded toward the center of the vinyl fabric, Or may be provided on an inner wall of the inner space of the folding casing 210 or on a predetermined portion of the other side of the folding casing 210.

In addition, the folding wing 220 can be constructed in a single or a plurality of configurations depending on the number of side abutments of the folded vinyl fabric. Preferably, the folding wing 220 is configured such that at least one of the sides of the folded- And can be arranged on both sides of the single or the vinyl fabric so as to be able to be inserted therein.

The pressing roller 230 may be provided at the upper portion of the folding unit 200 so that the vinyl fabric folded at the folded portion 200 is folded to a thinner thickness.

In other words, the vinyl fabric in a state in which the side portion drawn out from the inner space on the other side of the folding casing 210 is folded, is formed in such a manner that the upper surface and the lower surface of the double- So as to have a state of being in close contact with each other.

In this case, it is preferable that the pressing roller has a length longer than the width of the vinyl fabric in a folded state. More preferably, the pressing roller is located at the other side of the folding casing 210, So that the upper and lower surfaces of the vinyl fabric having a double plate shape can be brought into close contact with each other around the folded portion.

The pressing rollers 230 may be configured such that a vinyl fabric having a pair of folded sides is passed between the pair of pressing rollers 230 and folded in a thinner and close contact state, A guide roller 240 is further provided between the pair of pressing rollers 230 and the folding casing 210 so that the vinyl fabric can be more stably guided between the pair of pressing rollers 230.

The incision part 300 is included in the vinyl manufacturing apparatus for a tablecloth including the molding part 100, the folding part 200 and the incision part 300 as described above. And the side portion of the vinyl fabric whose sides are folded is cut in the longitudinal direction of the vinyl fabric.

Specifically, although the side of the folded portion of the side of the folded portion 200 is folded in a folded state, the folded side of the folded portion is cylindrical. On the contrary, the incision part 300 has a structure in which the side of a vinyl fabric having a cylindrical shape is folded in a folded state while folded as described above to form a double plate.

That is, the incision part 300 is formed by cutting the side of the vinyl fabric (the edge b of the side portion newly formed by the folded portion of the vinyl fabric whose side is folded) to be transported in the folded portion 200 in the side folded state, In the longitudinal direction of the vinyl fabric, which is the same as the conveying direction of the cutter.

At this time, the cut portion 300 may be formed in various shapes as long as the side portion of the vinyl fabric to be transported in the folded state is cut in the longitudinal direction of the vinyl fabric. Preferably, And a cutter 310 disposed on either side of either side of the folded vinyl fabric, the cutter blade 310 being configured such that a portion thereof is positioned inside the folded vinyl fabric and a cutter blade 313 is formed on one side thereof .

More specifically, the cutter 310 has a cut-off blade 313 formed at one side thereof for cutting the side of the vinyl fabric, and a side of the vinyl fabric that is fed and fed from the folded- Or the side of the vinyl fabric can be cut in the longitudinal direction of the vinyl fabric by pulling the incision blade 313 at the edge b of the side portion.

In other words, the cutter 310 may be an embodiment in which the incising blade 313 can be positioned in a direction perpendicular to the surface (upper surface or lower surface) of the folded vinyl fabric, A side portion of the vinyl fabric may be cut in the longitudinal direction of the vinyl fabric so that the side portion of the vinyl fabric can be cut. In another embodiment, the incising blade 313 is formed so as to be parallel to the side of the vinyl fabric So that the side of the folded side of the vinyl fabric can be cut as the incision blade 313.

In this connection, in the case of the other embodiment, the cutter 310 includes a fixing table 311 fastened to the structural frame of the tablecloth vinyl manufacturing apparatus; And a cutter 312 protruding from the fixed base 311 and having a cutout 313 formed at one side of the cutter 311. The cutter 312 has a predetermined length A support plate (312a) inserted into the folded vinyl fabric; The upper part is connected to the lower part of the support plate 312a and the lower part is connected to the fixing part 311. The lower part of the support part 312a has a larger width than the support plate 312a, And a cut-off plate 312b on which the cutter board 312 is formed.

That is, the cutter 310 having the above-described structure includes a cutter 312 having a fixed base 311 and a cutter blade 313 formed macroscopically.

In this case, the fixing table 311 has a structure in which the cutter base 312 on which the incision blade 313 is formed is fastened to a structural frame included in the table manufacturing vinyl apparatus, and is configured in the form of a plate or a bar as shown in FIG. So that the incision stand 312 is fixedly fastened to the structural frame.

In addition, the structural frame may be a predetermined portion of a frame provided with rollers for transporting the folded vinyl fabric, or may be a frame separately configured from a tablecloth vinyl manufacturing apparatus.

In addition, the cutter 312 has a length in front of the fixing table 311 and is protruded. A cutter blade 313 is formed on one side of the cutter 312, (B) of the vinyl fabric to minimize the shaking of the vinyl fabric being transferred to the incision (300) continuously from the folded portion, while supporting the side edge (b) of the vinyl fabric, So that the incision 10 can always be formed at a constant position.

That is, the incision stand 312 includes the support plate 312a and the incision plate 312b macroscopically.

At this time, the support plate 312a has a certain length and is inserted into the inside of the folded vinyl fabric. The support plate 312a has a cylindrical vertical cross-section, but has a side folded and is conveyed to the cut- A vinyl fabric which is configured to have a state in which it is recessed inside the side edge b of the vinyl fabric so that the vinyl fabric which is continuously transported from the folded portion to the cutout 300 is transported in the transport direction (same as the longitudinal direction of the vinyl fabric) So that a certain incision 10 position can be maintained.

More specifically, the support plate 312a is formed in a plate shape having a length in the same direction as the longitudinal direction of the folded vinyl fabric, and the length of the support plate 312a in a state of being inserted into the inside of the vinyl fabric, (B) of the vinyl fabric which is continuously supported by one side of the supporting plate (312a) is supported by the supporting plate (312a), and the inner edge And then transferred to the cutting plate 312b to form the incision 10.

The upper portion of the incision plate 312b is connected to the lower portion of the support plate 312a and the lower portion of the incision plate 312b is connected to the fixing plate 311. The incision plate 312b has a larger width than the support plate 312a, The side edge b is supported by the support plate 312a and the edge b of the side of the vinyl fabric to be transported is cut.

Specifically, a lower portion of the support plate 312a is connected to an upper portion of the incision plate 312b, and a incision blade 313 is formed at one side portion to cut a corner b of a side portion of the vinyl fabric And the lower part is connected to a certain part of the fixing table 311.

The incising blade 313 is formed on one side of the incision plate 312b corresponding to the side of the vinyl fabric to be incised and the front end portion of the incising blade 313 is formed on the side of the vinyl fabric (B) of Fig.

As shown in FIG. 9, one end of the incision plate 312b on which the incision blade 313 is formed is inclined so that the lower end of the incision plate 312b, to which the fixing plate 311 is connected, is wider than the upper end of the incision plate 312b, So that a portion of the front end of the incision blade 313 is inserted into the side b of the inside of the side of the vinyl fabric and the lower end portion of the incising blade 313 is exposed outside the side of the vinyl fabric 313 State. ≪ / RTI >

That is, the cutting plate 312b has a state in which the front end portion of the incision blade 313 is inwardly inserted into the side portion of the vinyl fabric, and the lower end portion is exposed to the outside of the side portion of the vinyl fabric. Even if the vinyl fabric transferred from the portion 200 to the incision portion 300 is transported laterally and is transported, the incision blade 313 is inclined to a side edge b of the vinyl fabric to provide a more stable and straight- ) Can be formed.

As described above, the vinyl fabric having the sides cut out from the incision part 300 may have a predetermined length and may be rolled into a roll shape. The vinyl fabric wound in a roll form as described above is loosened again, 20 can be formed.

A detailed description of the method and apparatus for forming the perforated line 20 can be realized by Korean Patent Laid-Open Publication No. 10-2013-0017578 filed by the inventor of the present invention. would.

In the present invention, the vinyl fabric folded at one or more sides of the vinyl fabric at the folding portion 200 may be transferred directly to the cutter portion 300 to perform the folding process 10, (Not shown) is further provided between the folding unit 200 and the cutout unit 300, or ii) the vinyl fabric treated with the folding unit 200 is rolled up into a roll form, A printing process for printing a printed matter such as a phrase or an image on the back surface may be further processed.

At this time, the printed matter may have a form such as a phrase or an image and may be printed on at least one of an intermediate portion or a side portion of an upper surface of the vinyl fabric, an intermediate portion or a side portion of the back surface, A specific description of the printing process will be replaced by a known technique.

In the case where the printing unit is provided between the folding unit 200 and the cutout unit 300 as in the case of the above i), the vinyl fabric on which the printed material is printed by the printing unit is directly transferred to the cutout unit 300, The incline reduction 10 can be formed on the vinyl original side of the state.

In the case where the printing process is not performed between the folding unit 200 and the cutout unit 300 but in a separate facility as in the case of the above-mentioned ii), the vinyl fabric subjected to the printing process is wound again, A roll type vinyl fabric is mounted on the front side of the unit 300 and then the paper is loosely transported to the cutout 300 so that the cutout 10 can be formed on the vinyl original side.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It is possible to carry out various changes in the present invention.

10: Improvement of section 20: Perforation
a: a corner portion of the vinyl fabric b: a corner of the vinyl fabric side
100: forming part 110: hopper
120: extruder 130: die
200: Folding part 210: Folding casing
220: folding blade 230: compression roller
240: guide roller 300: incision part
310: cutter 311:
312: incision stand 312a: support plate
312b: incision plate 313: incision blade

Claims (7)

delete delete delete A molding part (100) for forming a vinyl fabric in a blue shape so that a vertical section in the width direction perpendicular to the longitudinal direction has a cylindrical shape; A folding unit 200 for receiving the vinyl fabric formed by the forming unit 100 and folding the vinyl fabric by inserting at least one side of both sides of the vinyl fabric toward the center of the vinyl fabric; And a cut-out part (300) for receiving the folded vinyl fabric from the folding part (200) and cutting one of the sides of the vinyl fabric in the longitudinal direction of the vinyl fabric to form the cut-out part (10) And,
The cut-off portion 300 may be formed,
And a cutter blade (313) disposed on one side of the folded vinyl fabric fed from the folding section (200), the cutter blade (313) being located on one side of the folded vinyl fabric, (310)
The cutter (310)
A fixing table (311) fastened to the structural frame of the vinyl manufacturing apparatus for a tablecloth; And a cutter 312 protruding from the fixed base 311 to form a length in front of the fixed base 311 and having a cutting edge 313 formed on one side thereof,
The cutter (312)
A support plate (312a) having a predetermined length and inserted into the folded vinyl fabric; The upper part is connected to the lower part of the support plate 312a and the lower part is connected to the fixing part 311. The lower part of the support part 312a has a larger width than the support plate 312a, And a cutting plate (312b) formed on the cutting board (312b).
5. The method of claim 4,
The folded portion 200 is formed by folding,
A folding casing 210 having a wide inner width on one side of the forming part 100 and an inner space on the other side opposite to the forming part 100, the inner space having a narrower line-shaped inner width than the one side;
The folding casing (210) according to any one of claims 1 to 3, wherein the folding casing (210) is provided at one or more sides of the inner space of the folding casing (210) And a folding wing (220) protruding from the folding vane (220).
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