TWI624231B - Zipper chain belt manufacturing method and zipper chain belt - Google Patents

Abstract

The present invention provides a method of manufacturing a fastener stringer and a fastener stringer which can obtain a desired color matching zipper at a low cost and a short delivery period. The manufacturing method of the fastener stringer of the present invention comprises: a fastener element forming step of forming a fastener element (30) in a core portion (22) of the fastener chain cloth (20); and a first dyeing step by a warp beam Dyeing, the fastener tape (11) is dyed to form a first dyeing portion (C1), and a second dyeing step is to form a second dyeing portion (C2) on the first dyeing portion (C1) by inkjet dyeing. .

Description

Zipper chain belt manufacturing method and zipper chain belt

The invention relates to a method for manufacturing a zipper chain belt of a zipper and a zipper chain belt.

As a fastener stringer of the zipper, it is known that a fastener is attached to a fastener element and a fastener chain by inkjet (for example, refer patent document 1). [Prior Art Document] [Patent Document] [Patent Document 1] International Publication No. 2011/125176

[Problems to be Solved by the Invention] In the fastener stringer described in Patent Document 1, the fastener tape is dyed by warp beam dyeing, and after the fastener element is formed by the fastener zipper, the ink is ejected by the ink jet. Give a pattern. In addition, in recent years, a zipper is desired in which a desired color is imparted to the entire fastener stringer, and a line having a color different from the above-described overall color is applied to the vicinity of the outer side surface of the fastener element along the longitudinal direction of the fastener. However, when the method of manufacturing the slide fastener described in Patent Document 1 is to apply a thread to the vicinity of the outer side surface of the fastener element, it is necessary to prepare a material of the fastener element having the same color as that of the previously dyed fastener chain cloth. Resin sheet. Moreover, in the case of such a zipper, the batch produced by the order is small, and the resin sheet of the desired color is rarely retained as an inventory. Therefore, the procurement cost of the resin sheet is high, and the procurement takes time, which may result in delay in delivery. The present invention has been made in view of the above circumstances, and an object thereof is to provide a method for manufacturing a fastener stringer and a fastener stringer which can obtain a desired color matching zipper at a low cost and a short delivery time. [Technical means for solving the problem] The above object of the present invention is achieved by the following constitution. (1) A method for producing a fastener tape, characterized in that the fastener stringer comprises: a fastener chain fabric having a chain fabric body and a core portion provided along one side edge portion of the chain fabric body; and a synthetic resin a plurality of zipper fasteners, which are disposed along the core; and the method for manufacturing the zipper tape includes: a sprocket forming step of forming a zipper element in a core of the zipper chain cloth; the first dyeing The step of dyeing the fastener string by warp beam dyeing to form a first dyeing section, and the second dyeing step of forming a second dyeing section on the first dyeing section by inkjet dyeing. (2) The method for producing a fastener tape according to (1), wherein the fastener element comprises polybutylene terephthalate. (3) The method for producing a fastener tape according to (1) or (2), wherein, in the second dyeing step, the second dyeing portion is formed on a zipper other than a side surface of the fastener element in the width direction of the fastener fabric. The first dyed portion is formed on the fastener element. (4) The method for producing a fastener tape according to (3), wherein in the second dyeing step, the second dyeing portion is formed on a fastener element and a zipper other than a side surface of the fastener element in the width direction of the fastener element. The first dyed portion formed on the chain cloth. (5) The method of manufacturing a fastener tape according to (4), wherein the fastener tape has a first region which passes through a side surface and a side surface of the fastener element in the width direction of the fastener element along the longitudinal direction of the fastener fabric. The second region is disposed on the side of the core portion than the first region; and the third region is disposed on the side closer to the core than the first region; and the first dyeing portion is spread over the zipper The entire length of the fastener tape is formed, and the second dyeing portion is formed in the second region and the third region of the fastener stringer. (6) The method of manufacturing a fastener tape according to (5), wherein the first region includes a side surface of the fastener element and a region on the inner side in the width direction of the chain. (7) The method of manufacturing a fastener tape according to (6), wherein the first region includes a side surface of the fastener element and a region on the outer side in the width direction of the chain fabric and the outer side in the width direction of the chain fabric. (8) A fastener stringer comprising: a fastener chain fabric having a chain fabric body and a core portion provided along one side edge portion of the chain fabric body; and a plurality of zipper fastener elements made of synthetic resin And the fastener stringer is provided along the core portion; and the fastener stringer has a first region which passes through the chain width direction of the side surface and the side surface of the fastener element in the width direction of the fastener element along the longitudinal direction of the fastener fabric. Provided in a nearby manner; the second region is disposed on the core portion side of the first region; and the third region is disposed on the side closer to the core portion than the first region; and the first region has the first color and the second region And the third region has a second color. (9) The fastener stringer of (8), wherein the first region includes a side surface of the fastener element and an area of the inner side of the chain width direction. (10) The fastener stringer of (8), wherein the first region includes a side surface of the fastener element and an inner side of the chain width direction and an outer side of the chain width direction. (11) The fastener stringer of any one of (8) to (10), wherein the first color of the first region is the color of the first dyeing portion obtained by the warp beam dyeing, and the second region and the third region are The second color is the color of the second dyeing portion obtained by inkjet dyeing, and the second dyeing portion is provided on the first dyeing portion. [Effects of the Invention] According to the present invention, there is provided a sprocket forming step of forming a fastener element in a core portion of a fastener chain cloth, and a first dyeing step of dyeing the fastener string by warp beam dyeing. a first dyeing unit; and a second dyeing step of forming a second dyeing portion on the first dyeing portion by inkjet dyeing; therefore, the fastener chain and the fastener element can be obtained by warp beam dyeing and inkjet dyeing. Dye into the desired color. Therefore, it is not necessary to prepare a resin sheet which is a material of a fastener element having the same color as that of the fastener chain cloth, so that a desired color matching zipper can be obtained at a low cost and in a short delivery period.

Hereinafter, an embodiment of the fastener stringer of the present invention and a method of manufacturing the same will be described in detail based on the drawings. In the following description, the zipper and the fastener chain are referred to as the front side with respect to the paper surface of FIG. 1, and the lower side is the inner side with respect to the paper surface of FIG. 1, and the front side is opposite to FIG. The paper surface is the upper side, and the rear side is the lower side with respect to the paper surface of Fig. 1, and the left side is the left side with respect to the paper surface of Fig. 1, and the right side is the right side with respect to the paper surface of Fig. 1. Further, the vertical direction is also referred to as the front and back direction, and the left and right direction is also referred to as the width direction. Further, in the case of the fastener element, the upper side is the front side with respect to the paper surface of Fig. 2, the lower side is the inner side with respect to the paper surface of Fig. 2, and the front side is the left side with respect to the paper surface of Fig. 2, the so-called rear side is opposite to the front side. The paper surface of Fig. 2 is the right side, and the left side is the lower side with respect to the paper surface of Fig. 2, and the right side is the upper side with respect to the paper surface of Fig. 2. Also, the left and right direction is also referred to as the width direction. First, the slide fastener 10 using the fastener stringer 11 of this embodiment is demonstrated. As shown in FIG. 1 , the zipper 10 includes: a pair of right and left zipper chain cloths 20; a plurality of zipper fastener elements 30 which are respectively disposed along one of the opposite side edge portions of the left and right zipper chain cloth 20; the slider 40 The left and right fastener elements 30 are engaged/disengaged; the upper stoppers 51 are respectively attached to the upper end portions of one side edge of the left and right fastener tapes 20; and the opening and closing member 52 is mounted to the left and right. The lower end portion of one side edge portion of the zipper chain cloth 20. Further, the left and right fastener tapes 20 and the fastener elements attached to the left and right fastener tapes 20 respectively constitute a pair of right and left fastener tapes 11. Furthermore, the opening and closing member 52 can also be a lower stop. The fastener chain fabric 20 has an upper surface and a lower surface, and as shown in FIG. 2, has a chain body 21 and a core portion 22 provided along one side edge portion of the chain body 21. The thickness of the front and back directions of the core 22 is greater than the thickness of the front and back of the chain body 21. Further, a plurality of fastener elements 30 are provided along the core portion 22 of the fastener stringer 20. Further, reference numeral 23 in Fig. 3 denotes the upper surface of the fastener chain cloth 20, and reference numeral 24 denotes the lower surface of the fastener chain cloth 20. The fastener element 30 has a fastener element formed by injection molding of a synthetic resin, and a coil element formed by winding a monofilament in a spiral shape. The fastener element 30 of the present embodiment is a fastener element formed by injection molding of a synthetic resin, and as shown in FIGS. 2 to 4, a base portion 31 is attached to the core portion 22 of the fastener chain 20; The head portion 32 is provided to extend from the base portion 31 to the zipper chain cloth 20 on the opposite side, and is engageable with the fastener element 30 of the opposite side; the neck portion 33 is formed between the base portion 31 and the engaging head portion 32, and The width is narrower than the engaging head 32; a pair of shoulders 34 extending from the neck 33; and a groove portion 35 formed at the front end of the engaging head 32 for receiving the shoulder of the fastener element 30 on the opposite side 34. The fastener element 30 includes a side surface that is erected from the front and rear directions of the fastener chain cloth 20, and an upper surface 36 and a lower surface 37 that are disposed via the fastener chain cloth 20. Further, reference numeral 39 in Fig. 3 denotes the rear surface of the fastener element 30 (the side surface of the fastener element 30 facing the inner side in the width direction of the chain). The side surface of the fastener element 30 in the width direction of the fastener in the embodiment is a side surface of the side surface of the fastener element 30 facing the direction from the core portion 22 toward the chain body 21. The fastener element 30 is made of, for example, polybutylene terephthalate, polyacetal, or polypropylene, and is formed in a shape that is vertically symmetrical with respect to the fastener stringer 20. The fastener element 30 of this embodiment is made of polybutylene terephthalate. Further, a plurality of concave portions 38 are formed on the upper surface 36 and the lower surface 37 of the fastener element 30. The plurality of recesses 38 are arranged in a honeycomb shape. Further, the plurality of concave portions 38 function to receive ink and fix the color when the inner space is subjected to the following warp beam dyeing and inkjet dyeing. Furthermore, the plurality of recesses 38 may also be formed only on the upper surface 36 of the fastener element 30. Further, as shown in FIGS. 2 to 4, the fastener stringer 11 of the present embodiment has a first region A1 which passes through the chain of the rear surface 39 and the rear surface 39 of the fastener element 30 along the longitudinal direction of the chain fabric. The second region A2 is disposed on the side closer to the core portion 22 than the first region A1, and the third region A3 is disposed on the side closer to the core portion 22 than the first region A1. Further, the single-dot chain line shown in the drawing indicates the boundary line between the first to third regions A1 to A3. Further, in the present embodiment, the first region A1 is set so as to include a region in which the rear surface 39 and the rear surface 39 of the fastener element 30 are located on the inner side in the width direction of the chain. The inner side of the rear surface 39 in the width direction of the chain refers to the side of the rear surface 39 away from the core portion 22. In addition, the first to third regions A1 to A3 in the present embodiment are set on the upper surface 23 side of the fastener stringer 11. Further, in the present embodiment, the first region A1 has a first color such as fluorescent red or fluorescent green, and the second region A2 and the third region A3 have a second color such as black or dark blue. In other words, the first color of the first region A1 is a lighter color than the second color of the second region A2 and the third region A3. Further, in the present embodiment, the second region A2 and the third region A3 have the same color. Further, the hollow portion shown in the drawing indicates the first color of the first region A1, and the embossed portion indicates the second color of the second region A2 and the third region A3. Further, the first area A1 may have a first color other than the fluorescent color. Further, as shown in Fig. 3, the first color of the first region A1 is the color of the first dyeing portion C1 obtained by the warp beam dyeing, and the second color of the second region A2 and the third region A3 is obtained by inkjet dyeing. The second dyeing portion C2 is colored, and the second dyeing portion C2 is provided on the first dyeing portion C1. Further, the first dyeing portion C1 is formed over the entire surface of the fastener stringer 11, and the second dyeing portion C2 is formed in the second region A2 and the third region A3 of the fastener stringer 11. The entire surface of the fastener stringer 11 refers to the upper surface and the lower surface of the fastener chain cloth 20, and the side surface, the upper surface, and the lower surface of the fastener element 30. In the second region A2 and the third region A3, the second dyeing portion C2 is formed on the upper surface of the fastener tape 11 so that the second dyed portion C2 is formed in the first dyeing portion C1. In other words, since the second dyeing portion C2 is not formed on the first dyeing portion C1, the first dyeing portion C1 is exposed, and thus has the first color. Thereby, in the fastener stringer 11, a line different in color from the entire color of the fastener stringer 11 is applied to the vicinity of the chain width direction of the rear surface 39 of the fastener element 30 and the rear surface 39 in the longitudinal direction of the fastener. In the present embodiment, the first dyeing portion C1 is formed on the lower surface 24 side of the fastener tape 11, and has the first color. However, the second dyeing portion C2 may be formed on the first dyeing portion C1. The second color. Next, a modification of the fastener stringer 11 of the present embodiment will be described with reference to Figs. 5 to 7 . In the present modification, as shown in FIG. 5 to FIG. 7 , the first region A1 is a region including the rear surface 39 of the fastener element 30 and the rear surface 39 in the outer side in the width direction of the chain and the outer side in the width direction of the chain. set up. The outer surface 39 on the outer side in the width direction of the chain is referred to as the side of the core portion 22 from the rear surface 39. That is, the first area A1 of the present modification is set to have a larger width than the first area A1 shown in FIG. 2 . More specifically, the first region A1 is extended to the upper surface 23 of the fastener element 30, and the first region A1 is also provided between the adjacent fastener elements 30. Further, as shown in FIG. 8, the method for manufacturing the fastener stringer 11 of the present embodiment includes a fastener element forming step of forming the fastener element 30 in the core portion 22 of the fastener stringer 20; the first dyeing step is The fastener tape 11 is dyed by warp beam dyeing, and the first dyeing portion C1 is formed over the entire surface of the fastener stringer 11; and the second dyeing step is performed by inkjet dyeing on the first dyeing portion C1. The second region A2 and the third region A3 form the second dyeing portion C2. In the sprocket forming step, the fastener element 30 is formed, for example, by the following method: Method 1: winding the monofilament in a spiral shape and then sewing it to the zipper chain cloth 20; Method 2: using a mold for injection molding The zipper chain cloth 20 is formed by molding a synthetic resin such as polybutylene terephthalate, polyacetal or polypropylene, thereby fixing it to the fastener chain cloth 20. In the first dyeing step, the fastener tape 11 is wound around a warp beam for dyeing, and is stored in a dyeing tank for dyeing to form a first dyeing portion C1. In the second dyeing step, the dye-based ink droplets are ejected to the fastener stringer 11, and the ink droplets are fixed by heat treatment, whereby the second dyeing portion C2 is formed on the first dyeing portion C1. As a material of the fastener element 30, a polybutylene terephthalate which is excellent in dyeability and heat resistance is preferable. In the first dyeing step, the first dyed portion C1 having the first color is formed over the entire surface of the fastener stringer 11. In the second dyeing step, the first coloring portion C1 of the fastener element 30 and the fastener tape 20 other than the side surface 39 on the inner side in the width direction of the fastener element 30 is formed to have the second color. The second dyeing section C2. Therefore, the fastener tape 11 is formed in a first region A1 of the first color, which is disposed in the longitudinal direction of the fastener element 30 and the rear surface 39 and the rear surface 39 in the vicinity of the width direction of the chain; The second region A2 of the two colors is disposed on the side of the core portion 22 from the first region A1, and the third region A3 of the second color is disposed on the side closer to the core portion 22 than the first region A1. In the first embodiment, the first region A1 is formed so as to include the rear surface 39 of the fastener element 30 and the rear surface 39 in the outer side in the width direction of the chain and the outer side in the width direction of the chain. Therefore, the first region A1 can be prevented from being second. The ink droplet of the second color ejected to the fastener stringer 11 in the dyeing step adheres to the rear surface 39 of the fastener element 30. Further, the upper stopper portion 51 and the opening and closing member 52 are formed by injection molding of a synthetic resin after the above-described manufacturing method. The upper stopper portion 51 and the opening and closing member 52 may be formed in any color. However, in the present embodiment, a resin sheet having a color similar to that of the first region A1 is used for injection molding. The resin sheet having a color similar to that of the first region A1 is a resin sheet held as an inventory, and thus does not affect the cost and delivery time described below. As described above, the fastener stringer 11 and the method of manufacturing the same according to the present embodiment include a fastener element forming step of forming the fastener element 30 in the core portion 22 of the fastener stringer 20, and a first dyeing step. The fastener tape 11 is dyed by warp beam dyeing, and the first dyeing portion C1 is formed over the entire surface of the fastener tape 11; and the second dyeing step is performed by inkjet dyeing on the first dyeing portion C1. The second region A2 and the third region A3 form the second dyeing portion C2. Therefore, the fastener chain cloth 20 and the fastener element 30 can be dyed into a desired color by warp beam dyeing and inkjet dyeing. Therefore, it is not necessary to prepare a resin sheet which is a material of a fastener element having the same color as that of the fastener chain cloth, so that the desired color matching zipper 10 can be obtained at a low cost and in a short delivery period. In addition, the invention is not limited to the above-described embodiments, and may be appropriately modified without departing from the spirit and scope of the invention.

10‧‧‧ zipper

11‧‧‧Zipper chain

20‧‧‧Zipper chain cloth

21‧‧‧Chain body

22‧‧‧ core

23‧‧‧ zippered cloth upper surface

24‧‧‧Under the surface of the zipper chain

30‧‧‧zipper teeth

31‧‧‧ base

32‧‧‧Meshing head

33‧‧‧ neck

34‧‧‧ shoulder

35‧‧‧Slots

36‧‧‧ zipper upper surface

37‧‧‧Under the surface of the zipper

38‧‧‧ recess

39‧‧‧ Rear surface (the side of the zipper chain tooth facing the inner side in the width direction of the chain fabric)

40‧‧‧Sliding parts

51‧‧‧Upper stop

52‧‧‧Opening and closing parts

A1‧‧‧1st area

A2‧‧‧2nd area

A3‧‧‧3rd area

C1‧‧‧1st Dyeing Department

C2‧‧‧2nd Dyeing Department

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a plan view showing a zipper of an embodiment of a zipper tape of the present invention. Figure 2 is an enlarged plan view of the fastener element shown in Figure 1. Figure 3 is a cross-sectional view of the fastener element shown in Figure 2. Figure 4 is an enlarged perspective view of the fastener element shown in Figure 2. Fig. 5 is an enlarged plan view showing a fastener element of a modification of an embodiment of the fastener stringer of the present invention. Figure 6 is a cross-sectional view of the fastener element shown in Figure 5. Figure 7 is an enlarged perspective view of the fastener element shown in Figure 5. Fig. 8 is a flow chart showing an embodiment of a method for producing a fastener tape of the present invention.

Claims (11)

A method for manufacturing a fastener stringer (11), characterized in that the fastener stringer (11) comprises: a fastener chain fabric (20) having a chain fabric body (21) and along the chain fabric body (21) a core portion (22) provided at one edge portion; and a plurality of zipper fastener elements (30) made of synthetic resin, which are disposed along the core portion (22); and the zipper chain belt (11) The manufacturing method includes: a sprocket forming step of forming the zipper element (30) by the core portion (22) of the zipper chain cloth (20); and a first dyeing step of zippering by warp beam dyeing The chain belt (11) is dyed to form a first dyeing portion (C1), and a second dyeing step is to form a second dyeing portion (C2) on the first dyeing portion (C1) by inkjet dyeing. The method of manufacturing the fastener stringer (11) of claim 1, wherein the fastener element (30) comprises polybutylene terephthalate. The method of manufacturing the fastener stringer (11) of claim 1 or 2, wherein in the second dyeing step, the second dyeing portion (C2) is formed in a chain width other than the fastener element (30) The first dyeing portion (C1) formed on the fastener element (30) other than the side surface (39) on the inner side in the direction. The method of manufacturing a fastener stringer (11) according to claim 3, wherein in the second dyeing step, the second dyeing portion (C2) is formed on the inner side in the width direction of the fastener chain (30) The fastener element (30) other than the side surface (39) and the first dyeing portion (C1) formed on the fastener stringer (20). The method of manufacturing the zipper tape (11) of claim 4, wherein the zipper tape (11) has: a first region (A1) that passes through the fastener element (30) along the length of the chain fabric The side surface (39) on the inner side in the width direction of the chain fabric and the side surface (39) are provided in the vicinity of the width direction of the chain fabric; and the second region (A2) is provided on the core portion (the upper portion (A1)) And a third region (A3) disposed away from the first region (A1) away from the core portion (22); and the first dyeing portion (C1) is spread over the fastener stringer (11) The second dyeing portion (C2) is formed in the second region (A2) and the third region (A3) of the fastener stringer (11). The method of manufacturing the fastener stringer (11) of claim 5, wherein the first region (A1) includes the side surface (39) of the fastener element (30) and the inner side of the side surface (39) in the width direction of the chain The area. The method of manufacturing the fastener stringer (11) of claim 6, wherein the first region (A1) includes the side surface (39) of the fastener element (30) and the inner side of the side surface (39) in the width direction of the chain And the area outside the width direction of the chain cloth. A fastener chain belt (11), comprising: a fastener chain cloth (20) having a chain cloth body (21) and a core portion disposed along a side edge portion of the chain cloth body (21) ( 22); and a plurality of fastener elements (30) made of synthetic resin, which are disposed along the core portion (22); and the fastener stringer (11) has: a first region (A1), which is It is provided so as to pass through the side surface (39) of the fastener element (30) toward the inner side in the width direction of the chain fabric and the vicinity of the side wall width direction of the side surface (39) in the longitudinal direction of the fastener fabric; the second area (A2), The first region (A1) is disposed on the side of the core portion (22); and the third region (A3) is disposed on the side closer to the core portion (22) than the first region (A1); The first region (A1) has a first color, and the second region (A2) and the third region (A3) have a second color. The fastener stringer (11) of claim 8, wherein the first region (A1) includes the side surface (39) of the fastener element (30) and a region on the inner side in the width direction of the chain side than the side surface (39). The fastener stringer (11) of claim 8, wherein the first region (A1) includes the side surface (39) of the fastener element (30) and the inner side of the chain width direction and the chain side of the side surface (39) The area outside the width direction. The fastener stringer (11) according to any one of claims 8 to 10, wherein the first color of the first region (A1) is a color of the first dyeing portion (C1) obtained by warp beam dyeing, the second The second color of the region (A2) and the third region (A3) is the color of the second dyeing portion (C2) obtained by inkjet dyeing, and the second dyeing portion (C2) is provided in the first dyeing portion ( C1).