JP6041900B2 - Fastener chain manufacturing method - Google Patents

Description

The present invention relates to the production how of the fastener chain, in particular, it relates to the manufacture how the fastener chain decorative pattern is imparted.

  2. Description of the Related Art Conventionally, slide fasteners in which various colors / patterns, characters, character designs, and the like (hereinafter also simply referred to as “decorative patterns”) are generally known. Examples of methods for applying the decorative pattern include a method of forming by jacquard weaving yarns of different colors, a method of printing directly on the surface of the fastener tape by ink jet printing, or a transfer film having a decorative pattern. A method of transferring a decorative pattern onto a fastener tape is known. The method using jacquard weave is superior in terms of giving a high-quality feel to the slide fastener, but the method using an ink jet or transfer film is superior in terms of the degree of freedom in designing the decorative pattern.

  In recent years, there has been a demand for applying a decorative pattern to a predetermined position of a fastener chain in a slide fastener provided with a decorative pattern.

  Therefore, conventionally, a decorative pattern is applied to a pair of fastener tapes, and a plurality of position detection marks are provided at equal intervals by weaving or printing, and the position detection marks are detected by a position detection sensor or the like. And what attaches a fastener element row | line | column to a pair of fastener tape so that the position of the pattern for a decoration provided to a pair of fastener tape may not slip | deviate is known (for example, refer patent document 1, 2).

Japanese Patent Laid-Open No. 3-80803 Japanese Unexamined Patent Publication No. 6-217811

  By the way, in the manufacturing methods described in Patent Documents 1 and 2, the position detection marks are each provided with a fastener element row on the pair of fastener tapes so that the position of the decorative pattern applied to the pair of fastener tapes does not shift. Since it is for attachment, the decorative pattern cannot always be applied to a predetermined position of the fastener chain.

  Further, for example, even if it is attempted to apply a decorative pattern to a predetermined position of the fastener chain using the position detection marks described in Patent Documents 1 and 2, the positional deviation between the pair of fastener tapes is prevented. Therefore, since the position detection marks are provided at a narrow interval (pitch), an error occurs when the position detection marks are detected and counted by the position detection sensor, and the decorative pattern is placed at a predetermined position on the fastener chain. Could not be granted.

  Furthermore, when changing the length of the slide fastener to be manufactured or changing the layout of the decorative pattern, for example, each time the worker places the decorative pattern on the position of how many mm from the position detection mark. The setting of giving must be input to the apparatus, and it was expected that troublesome work would occur in the manufacturing process. And if it is like this, the position of the decoration pattern desired with a slide fastener will shift | deviate, and it may become what does not correspond to a customer request. It is also possible to visually check the decorative pattern on the fastener chain and cut it at a desired position with a manual machine to finish it into a slide fastener, but it is difficult to deal with mass production. It was.

The present invention has been made in view of the above-described circumstances, and an object thereof is to provide a decorative pattern at a predetermined position of a fastener chain without providing a plurality of position detection marks at regular intervals as in the prior art. to provide a manufacturing how the fastener chain can be imparted, it is to allow mass production and automated slide fastener decorated in a desired position of the customer.

The above object of the present invention can be achieved by the following constitution.
(1) A method of manufacturing a fastener chain, comprising: a pair of fastener tapes; and a pair of fastener element rows each provided along the opposing tape side edge of the pair of fastener tapes and having a plurality of fastener elements. A first conveying step of conveying a fastener chain in a state in which the pair of fastener element rows is engaged, a decorative pattern applying step of applying a decorative pattern to at least one of the front and back surfaces of the pair of fastener tapes, and a pair of fasteners A position detecting mark applying step for applying a position detecting mark to at least one of the front and back surfaces of the tape, a second conveying step for conveying the fastener chain to which the decorative pattern and the position detecting mark are applied, and a pair of fastener tapes A position detector that detects the position detection mark attached to the When provided with, in decorative pattern application step and the position detection marking process, decorative patterns and position detecting mark are respectively assigned to at least one of the front and back surfaces of a pair of fastener tapes by the printing device, the printing device In the inkjet printing method, the decorative pattern is applied between two position detection marks provided at intervals in the longitudinal direction of the fastener chain, and performs a predetermined process based on a detection signal from the detection means. A method for manufacturing a fastener chain characterized by the above.
(2) In the predetermined processing, the space portion forming device is operated based on a detection signal from the detection means, and a part of the pair of fastener element rows is cut from the fastener chain to form a space portion in the fastener chain. It is a space part formation process, The manufacturing method of the fastener chain as described in (1) characterized by the above-mentioned.
(3) The method for manufacturing a fastener chain according to (1) or (2), wherein the decorative pattern applying step and the position detection mark applying step are simultaneously performed.
(4) The method for manufacturing a fastener chain according to any one of (1) to (3), wherein the position detection mark has two or more colors in the width direction of the fastener tape.
(5) The method for manufacturing a fastener chain according to any one of (1) to (4), wherein the position detection mark is provided across the pair of fastener tapes in the width direction .

According to the fastener chain manufacturing method of the present invention, a decorative pattern is applied to at least one of the front and back surfaces of the pair of fastener tapes, and the first transporting step of transporting the fastener chain in a state where the pair of fastener element rows are engaged. A decorative pattern applying step, a position detecting mark applying step for applying a position detecting mark to at least one of the front and back surfaces of the pair of fastener tapes, and a fastener chain provided with the decorative pattern and the position detecting mark are conveyed. A second conveying step, and a position detecting step for detecting a position detecting mark applied to the pair of fastener tapes by a detecting means. In the decorative pattern applying step and the position detecting mark applying step, a decorative pattern is provided. And the position detection mark on the front and back surfaces of the pair of fastener tapes by a printing device. Each granted, the printing apparatus is an ink jet printing method, decorative pattern is applied between the two position detection marks applied at intervals in the longitudinal direction of the fastener chain, the detection signal from the detection means Therefore, the decorative pattern can be applied to the predetermined position of the fastener chain without providing a plurality of position detection marks at regular intervals as in the prior art.

It is the schematic explaining the fastener chain manufacturing apparatus by which one Embodiment of the manufacturing method of the fastener chain which concerns on this invention was employ | adopted. It is the sectional view on the AA line of FIG. It is a front view explaining the fastener chain of the state before being supplied to a fastener chain manufacturing apparatus. It is a front view explaining the fastener chain in a state where a decorative pattern and a position detection mark are provided. It is an enlarged surface view explaining a fastener chain in a state where a space portion is formed. It is an expanded back view explaining the fastener chain in the state in which the space part was formed. It is a flowchart explaining one Embodiment of the manufacturing method of the fastener chain which concerns on this invention. It is a surface figure explaining the state where the cut fastener chain was finished in the slide fastener. It is an enlarged surface view of the fastener chain explaining the 1st modification of the manufacturing method of the fastener chain which concerns on this invention. It is sectional drawing explaining the 2nd modification of the manufacturing method of the fastener chain which concerns on this invention.

  Hereinafter, an embodiment of a fastener chain manufacturing method according to the present invention will be described in detail with reference to the drawings. In the following description, regarding the fastener chain manufacturing apparatus, the upper side is the upper side with respect to the paper surface of FIG. 1, the lower side is the lower side with respect to the paper surface of FIG. 1, and the upstream side is with respect to the paper surface of FIG. The left side and the downstream side are the right side with respect to the paper surface of FIG. Further, with respect to the fastener chain, the front side is the front side with respect to the paper surface of FIG. 3, the back side is the back side with respect to the paper surface of FIG. 3, the left side is the left side with respect to the paper surface of FIG. The right side of the paper. As for the slide fastener, the front side is the front side with respect to the paper surface of FIG. 8, the back side is the back side with respect to the paper surface of FIG. 8, the upper side is the upper side with respect to the paper surface of FIG. 8 is the lower side, the left side is the left side with respect to the paper surface of FIG. 8, and the right side is the right side with respect to the paper surface of FIG. Moreover, the left-right direction of a fastener chain and a slide fastener is also called the width direction.

  First, as shown in FIG. 1, the fastener chain manufacturing apparatus 10 includes a printing apparatus 20 that applies a decorative pattern D and a position detection mark M to the surfaces of a pair of fastener tapes 81 of a fastener chain 80, and a printing apparatus 20. A first feed roll device 30 that is arranged on the downstream side and conveys the fastener chain 80 to the downstream side, and a feed length of the fastener chain 80 that is arranged and conveyed on the downstream side of the first feed roll device 30 is measured. Fastener chain length measuring device 40, a position detecting device (detecting means) 50 that is disposed on the downstream side of the fastener chain length measuring device 40 and detects a position detection mark M applied to the pair of fastener tapes 81, and position detection A space portion forming device 60 which is disposed downstream of the device 50 and forms the space portion S in the fastener chain 80; Disposed downstream of the pace portion forming device 60 includes a second feed roll device 70 for transporting the fastener chain 80 on the downstream side.

  Here, the fastener chain 80 will be described. As shown in FIGS. 3 and 6, the fastener chain 80 includes a pair of fastener tapes 81 and a pair of fastener element rows 82 that are sewn along the back surfaces of the opposing side edges of the pair of fastener tapes 81. And comprising. The fastener element row 82 is a coil-shaped fastener element row and includes a plurality of fastener elements 82a. Further, the pair of fastener element rows 82 is in a meshed state. Moreover, in this embodiment, the fastener chain 80 is supplied to the fastener chain manufacturing apparatus 10 so that a pair of fastener element row | line | column 82 may face the back surface side.

  The printing apparatus 20 is of an inkjet printing method, and has an ink ejecting section 21 that ejects ink to the surface side of the fastener chain 80 supplied to the manufacturing apparatus 10 as shown in FIG. The printing device 20 simultaneously prints the decorative pattern D and the position detection mark M on the surface of the pair of fastener tapes 81 of the fastener chain 80 conveyed by the first feed roll device 30. Here, the ink ejecting unit 21 of the printing apparatus 20 ejects ink of a predetermined color while moving in the left-right direction of the fastener chain 80, and the fastener chain 80 sequentially moves to the downstream side of the manufacturing apparatus 10. Thus, because of the printing method, “simultaneous” here means that printing is performed in the same printing process. At this time, image data in a state where the decorative pattern D and the position detection mark M are added to a predetermined position with respect to the decorative pattern D are stored in an image processing unit (not shown) of the printing apparatus 20, and this image is stored. The decorative pattern D and the position detection mark M are simultaneously printed using the data. Although the decorative pattern D and the position detection mark M can be printed separately, the position of the decorative pattern D can be set while confirming both positions on the image data first, and at the same time Since printing is performed, positional deviation with respect to a desired image does not occur as compared with a case where printing is performed separately. Further, the printing device 20 prints the decorative pattern D and the position detection mark M when the first feed roll device 30 stops the conveyance of the fastener chain 80 at predetermined intervals. For this reason, the decorative pattern D and the position detection mark M are given to the fastener chain 80 at predetermined intervals.

  As shown in FIG. 4, the decorative pattern D is composed of figures, symbols, characters, and combinations thereof, and the color thereof is also free. In the present embodiment, the decorative pattern D is applied to the pair of fastener tapes 81 across the width direction. In FIG. 4, the decorative pattern D is represented by the characters “ABC”, but this is an example, and the present invention is not limited to this, and various patterns can be employed.

  As shown in FIG. 4, the position detection mark M is a belt-like mark that is applied to the pair of fastener tapes 81 across the width direction. Further, the position detection mark M preferably has a color different from that of the decorative pattern D so that detection by the position detection device 50 is ensured. Further, it is more preferable that the position detection mark M has two or more colors in the width direction of the pair of fastener tapes 81. For example, in this embodiment, the green portion G (displayed with a mesh pattern) and the brown portion. It has two colors of B (displayed with a dot pattern). Further, as shown in FIG. 4, the green part G is applied from the outer end edge of the left fastener tape 81 to the right fastener tape 81, and the brown part B is provided from the outer end edge of the right fastener tape 81. It is given to the end of the green part G. In this embodiment, green and brown are used as the color of the position detection mark M, but the present invention is not limited to this. The decorative pattern D is applied between two position detection marks M provided at intervals in the longitudinal direction of the fastener chain 80. That is, the position detection mark M is provided on both sides in the longitudinal direction of the fastener chain 80 of the decorative pattern D.

  As shown in FIG. 1, the first feed roll device 30 is disposed opposite to the feed roller 31 with the feed roller 31 disposed on the back side of the conveyed fastener chain 80 and the conveyed fastener chain 80 interposed therebetween. A press roller 32. Then, when the feed roller 31 is rotated forward or reverse, the fastener chain 80 is conveyed downstream or upstream.

  As shown in FIG. 1, the fastener chain length measuring device 40 measures the length measurement roller 41 disposed below the fastener chain 80 conveyed by the second feed roll device 70 and the conveyed fastener chain 80 therebetween. A press roller 42 disposed to face the long roller 41. Then, when the length measuring roller 41 is rotated by the conveyed fastener chain 80, the feed length of the fastener chain 80 is measured.

  As shown in FIGS. 1 and 2, the position detection device 50 includes a pair of sensors 51 that are respectively disposed above the pair of fastener tapes 81 of the fastener chain 80. The pair of sensors 51 is supported at a predetermined height from the surface of the pair of fastener tapes 81 by a single support stay 52. Examples of the sensor 51 include a camera method and a laser method. The sensor 51 is not limited to these methods as long as it can determine the position detection mark M by its color.

  The space portion forming device 60 cuts a part of the pair of fastener element rows 82 from the fastener chain 80 to form a space portion S in the fastener chain 80. As shown in FIG. 1, the fastener chain 80 passes therethrough. A housing 61 having a passing space 61a, a punch 62 that can be moved up and down below the fastener chain 80 in the passing space 61a of the housing 61, and a punch 62 sandwiching the fastener chain 80 in the passing space 61a of the housing 61. And a die 63 provided to face each other. And in the space part formation apparatus 60, when the punch 62 moves up, a part of a pair of fastener element row | line | column 82 is cut off, and the space part S is formed (refer FIG.5 and FIG.6).

  As shown in FIG. 1, the second feed roll device 70 is arranged to face the feed roller 71 with the feed roller 71 disposed below the conveyed fastener chain 80 and the conveyed fastener chain 80 interposed therebetween. Press roller 72. Then, when the feed roller 71 rotates forward or reversely, the fastener chain 80 is conveyed downstream or upstream.

  Further, the fastener chain manufacturing apparatus 10 stores a color pattern (for example, a combination of colors) of the position detection mark M given to the fastener chain 80, and is based on color data (detection signal) from the position detection apparatus 50. A control unit (not shown) that operates the space forming device 60 is provided. Specifically, the control unit sequentially performs comparison (pattern matching) between the color data from the pair of sensors 51 of the position detection device 50 and the color pattern of the position detection mark M, and the color data matches the color pattern. In this case, it is determined that the position detection mark M has passed through the position detection device 50, and the fastener chain length measuring device 40 starts measuring the feed length of the fastener chain 80. When the feed length of the fastener chain 80 reaches a predetermined length, the conveyance of the fastener chain 80 by the second feed roll device 70 is stopped. Next, the punch 62 of the space portion forming device 60 is moved upward to form the space portion S in the fastener chain 80.

  For this reason, the space portion S is formed at a predetermined distance from the position detection mark M every time the series of operations is completed. Accordingly, since the space portion S is formed at a predetermined position of the fastener chain 80, the decorative pattern D is also disposed at a predetermined position of the fastener chain 80. In the present embodiment, the space portion S is formed at a position overlapping the position detection mark M as shown in FIG.

  In addition, as shown in FIG. 7, the fastener chain manufacturing method of the present embodiment includes a first transport step S <b> 1 for transporting the fastener chain 80 by the first feed roll device 30, and a pair of fastener chains 80 by the printing device 20. A decorative pattern and position detection mark applying step S2 for simultaneously applying the decorative pattern D and the position detection mark M to the surface of the fastener tape 81, and the decorative pattern D and the position detection mark M by the second feed roll device 70. A second transporting step S3 for transporting the fastener chain 80 provided with a position detection step S4 for detecting the position detection mark M applied to the pair of fastener tapes 81 by the sensor 51 of the position detecting device 50, and a position detection. As a predetermined processing performed based on the detection signal from the device 50, the space portion forming device 60 operates. Te, excised portion of a pair of fastener element rows 82 from the fastener chain 80 comprises a space portion forming step S5 for forming a space portion S in the fastener chain 80.

  Here, said process S1-S5 is performed in an above-described order. The first conveying step S1 and the second conveying step S3 may be performed continuously, but once the fastener chain 80 that has undergone the first conveying step S1 and the decorative pattern and position detection mark applying step S2 is stocked. In addition, the second and subsequent transport steps S3 and subsequent steps may be performed using the stock. Then, the fastener chain 80 in which the space portion S is formed in the space portion forming step S5 is provided with a slide fastener or a stop portion having an opening as shown in FIG. 8 after the finishing step S6. Processed into a slide fastener. As an example of the finishing step S6, the upper stopper 92 and the opening 93 are attached to the space portion S of the fastener chain 80, and the slider 91 is passed through the fastener element row 82 and cut at a predetermined position. The predetermined position to be cut is cut with reference to the space portion S, but in addition to this, it is also possible to cut with reference to the position detection mark M. Cutting is performed at a position shifted from the position detection mark M. In addition, in finishing process S6, it replaces with the opening tool 93 and is attached ranging over the right and left fastener tape 81, and the bottom stop part which makes the left and right fastener tape 81 unseparable may be attached. Here, the upper stopper portion 92, the opening tool 93, and the lower stopper portion are not essential, and there is no space portion S, and the continuous fastener element row 82 and the fastener tape 81 may be cut. In this case, the predetermined processing performed based on the detection signal from the position detection device 50 is to cut the fastener element row 82 and the fastener tape 81 in the width direction. A slide fastener may be provided by passing a slider through the fastener chain 80. This slide fastener is suitably used for bags.

  Next, the slide fastener 90 finished using the fastener chain 80 will be described with reference to FIG.

  As shown in FIG. 8, the slide fastener 90 includes a fastener chain 80 that is cut with reference to the position detection mark M, a slider 91 that engages and separates a pair of fastener element rows 82 of the fastener chain 80, and a pair of slide fasteners 90. And an opening 93 provided at the lower end of the pair of fastener element rows 82.

  The opening 93 is formed at a box bar 93a and a box 93b formed at the lower end of the tape side edge of the right fastener tape 81, and at a lower end of the tape side edge of the left fastener tape 81. And a butterfly stick 93c insertable into 93b. The opening tool 93 is formed at the position of the space portion S below the fastener chain 80. Further, the opening tool 93 may be a bottom stop.

  As described above, according to the fastener chain manufacturing method of the present embodiment, the first conveying step S <b> 1 for conveying the fastener chain 80 in a state where the pair of fastener element rows 82 are engaged, and the pair of fastener tapes 81. The decorative pattern and position detection mark applying step S2 for simultaneously applying the decorative pattern D and the position detection mark M to the surface, and the fastener chain 80 to which the decorative pattern D and the position detection mark M are applied are conveyed. 2 on the basis of a detection process from the position detection device 50, a position detection step S4 for detecting the position detection mark M applied to the pair of fastener tapes 81 by the sensor 51 of the position detection device 50, and a space portion The forming device 60 is activated to cut off a part of the pair of fastener element rows 82 from the fastener chain 80. Since the space portion forming step S5 for forming the space portion S in the fastener chain 80 is provided, the decorative pattern D can be formed on the fastener chain 80 without providing a plurality of position detection marks at regular intervals as in the prior art. It can be applied to a predetermined position.

  Further, according to the fastener chain manufacturing method of the present embodiment, the decorative pattern D and the position detection mark M are imparted to the pair of fastener tapes 81 in a state in which the pair of fastener element rows 82 are engaged. It is possible to prevent the positions of the pattern D and the position detection mark M from shifting.

  Further, according to the fastener chain manufacturing method of the present embodiment, the decorative pattern D and the position detection mark M are simultaneously applied to the pair of fastener tapes 81, and therefore the distance between the decorative pattern D and the position detection mark M is provided. Can always be kept constant. In addition, since the decorative pattern D and the position detection mark M are simultaneously given by one printing apparatus 20, the manufacturing cost can be reduced as compared with the case where the printing apparatus is individually prepared.

  Further, according to the fastener chain manufacturing method of the present embodiment, since the position detection mark M has two colors in the width direction of the fastener tape 81, the position detection mark M by the sensor 51 of the position detection device 50 is changed. Detection accuracy can be increased.

  As a first modification of the present embodiment, as shown in FIG. 9, in the position detection mark M, brown portions B are respectively provided from the outer end edges of the left and right fastener tapes 81 to the center in the width direction. The part G may be provided across the pair of fastener tapes 81 between the left and right brown parts B.

  As a second modification of the present embodiment, as shown in FIG. 10, a decorative pattern D is applied to the front surfaces of the pair of fastener tapes 81 and a position detection mark M is applied to the back surfaces of the pair of fastener tapes 81. Then, the position detection device 50 may be disposed on the back side of the pair of fastener tapes 81. In this case, the position detection mark M does not appear on the surface of the fastener tape 81.

In addition, this invention is not limited to what was illustrated to the said embodiment, In the range which does not deviate from the summary of this invention, it can change suitably.
For example, in the above-described embodiment, the printing apparatus 20 is an inkjet printing type, but is not limited thereto, and may be a thermal transfer film type.
In addition, the decorative pattern D and the position detection mark M may be printed only on the back side of the fastener chain 80 in the above embodiment, and in this case, the decorative pattern D and the position detection mark M are also printed on the fastener element row 82.
In the above embodiment, the decorative pattern D and the position detection mark M are simultaneously applied to the pair of fastener tapes 81. However, the present invention is not limited thereto, and the decorative pattern D and the position detection mark M are separately provided. May be.
Further, a resin film continuous in the longitudinal direction of the fastener tape 81 may be attached to at least one of the front and back surfaces of the fastener tape 81. In this case, the resin film is transparent or translucent so that the decorative pattern D can be visually recognized from the outside.
Moreover, in the said embodiment, although the coil-shaped fastener element is used, you may use metal or resin-made fastener elements.

DESCRIPTION OF SYMBOLS 10 Fastener chain manufacturing apparatus 20 Printing apparatus 30 1st feed roll apparatus 40 Fastener chain length measuring apparatus 50 Position detection apparatus (detection means)
51 sensor 60 space part forming device 70 second feed roll device 80 fastener chain 81 fastener tape 82 fastener element row 82a fastener element 90 slide fastener S space part D decorative pattern M position detection mark G green part B brown part S1 first Transport process S2 Decoration pattern and position detection mark application process S3 Second transport process S4 Position detection process S5 Space portion formation process

Claims (5)

A fastener comprising a pair of fastener tapes (81) and a pair of fastener element rows (82) each provided along the opposing tape side edges of the pair of fastener tapes and having a plurality of fastener elements (82a) A method for manufacturing a chain (80), comprising:
A first transporting step (S1) for transporting the fastener chain in a state where the pair of fastener element rows are engaged;
A decorative pattern applying step (S2) for applying a decorative pattern (D) to at least one of the front and back surfaces of the pair of fastener tapes;
A position detection mark applying step (S2) for applying a position detection mark (M) to at least one of the front and back surfaces of the pair of fastener tapes;
A second conveying step (S3) for conveying the fastener chain provided with the decorative pattern and the position detection mark;
A position detection step (S4) for detecting the position detection mark applied to the pair of fastener tapes by a detection means (50);
In the decorative pattern applying step and the position detecting mark applying step, the decorative pattern and the position detecting mark are respectively applied to at least one of the front and back surfaces of the pair of fastener tapes by a printing device (20).
The printing apparatus is an inkjet printing method,
The decorative pattern is provided between the two position detection marks provided at intervals in the longitudinal direction of the fastener chain,
A method of manufacturing a fastener chain, wherein predetermined processing is performed based on a detection signal from the detection means.   In the predetermined processing, the space portion forming device (60) is operated based on a detection signal from the detection means (50), and a part of the pair of fastener element rows (82) is moved to the fastener chain (80). The fastener chain manufacturing method according to claim 1, wherein the fastener chain is a space portion forming step (S <b> 5) in which a space portion (S) is formed in the fastener chain.   The method for manufacturing a fastener chain according to claim 1 or 2, wherein the decorative pattern applying step (S2) and the position detection mark applying step (S2) are performed simultaneously.   The said position detection mark (M) has the color (G, B) of two or more colors in the width direction of the said fastener tape (81), The any one of Claims 1-3 characterized by the above-mentioned. A method for manufacturing a fastener chain.   The method for manufacturing a fastener chain according to any one of claims 1 to 4, wherein the position detection mark (M) is provided across the width direction on the pair of fastener tapes (81). .

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