JP2526160B2 - Method and apparatus for manufacturing slide fastener - Google Patents

Description

TECHNICAL FIELD The present invention relates to a slide fastener manufacturing method and apparatus for producing individual slide fasteners of an arbitrary product type from a continuous long fastener chain.

[Prior Art] An example of attaching a fastener, such as a slider, a top stopper, and a separable bottom end stop to a long fastener chain, and cutting it to manufacture individual slide fasteners is, for example, Japanese Patent Publication No. 39-19216. The manufacturing method and apparatus disclosed in Japanese Patent Application Laid-Open No. 64-37903 and Japanese Patent Application Laid-Open No. 64-37903 have been known.

[Problems to be Solved by the Invention]

In these conventional manufacturing methods, a specific color tone, a material, a morphology, and the like, the Huasner chain is attached with a specific component, such as a specific color tone, material, and morphology according to the Huasner chain, It is only designed to be cut into individual lengths to produce individual slide fasteners, but to install fastener components with any color, material, morphology, etc., and cut to any length. It has not been possible to continuously manufacture individual slide fasteners of different product types. In order to manufacture individual slide fasteners having any color tone, material, form, etc. from the long fastener chain, each time the product to be manufactured is changed, the long fuser chain that is interrupted and mounted is replaced and installed. Since the slide fasteners are manufactured by replacing the components, it is very inefficient, and especially when manufacturing small lots and various types of slide fasteners according to the customer's request, it was very troublesome and a problem. .

Therefore, the present invention solves the conventional problems so that individual slide fasteners of a product type having an arbitrary color tone, material, form, etc. can be efficiently and continuously produced from a long fastener chain. It is an object of the present invention to provide a versatile slide fastener manufacturing method and apparatus therefor.

[Means for solving the problem]

According to the present invention, in order to achieve the above object, it is possible to change individual slide fasteners of different product types by forming a space portion in a continuous fastener chain that is continuously supplied and attaching and cutting fastener component parts. In the manufacturing method of the slide fastener that can be manufactured in, prior to forming the space portion, the lengths necessary for manufacturing different types of slide fasteners from the continuous fastener chains that are continuously supplied are mixed while sequentially measuring the lengths. In this state, the long stock fastener chains are temporarily stocked, and then the mixed long fastener chains are pulled out and continuously supplied to the manufacturing process.

As a slide fastener manufacturing device, a slide fastener manufacturing device, a fastener component attaching device with a selective supply unit, a fastener chain cutting device, and the like are used to manufacture individual slide fasteners from a long fastener chain arranged in series so as to operate in a coordinated manner. In the apparatus, a length measuring device for a fastener chain that sequentially measures the lengths required to manufacture different types of slide fasteners on the upstream side of the space forming device, and the length measuring device measures the length. It is configured by providing a stockyard of a long fastener chain in which fastener chains having a length required for manufacturing different types of slide fasteners are mixed.

Embodiment An embodiment of the present invention will be described below with reference to the drawings.

The present invention, when manufacturing individual slide fasteners of any product type from a mixture of several types of fasteners of different hues, materials, forms, etc., measures the supplied fasteners. It is designed to be continuously supplied to the next process that has been temporarily stocked for a long time.In the mounting process of fastener components such as sliders, lower stoppers, upper stoppers, separable bottom end fittings, mounting work and color tone, Even if there is a temporary stagnation due to the installation change of different types of fastener components such as material and form, it is possible to continue the finishing process of slide fasteners of any product type without being affected by this. It was done.

The Fusner chain that can be used in the manufacturing method of the present invention is a metal material, in which individual Fusner elements made of a synthetic resin material are attached to a Fusner tape,
The present invention can be applied to a continuous filament fastener element formed by continuously molding a synthetic resin monofilament in a coil shape or a zigzag shape on a fastener tape.

FIG. 1 schematically shows a method for manufacturing a non-separable type slide fastener of the present invention and an apparatus therefor. A length measuring step, a fastener chain stockyard, a space forming step, and a bottom stopper mounting step. It consists of a process, a slider / upper attachment process, and a cutting process.

Next, each step will be explained. The length measuring step is a long fiber harness 1 continuously supplied from the left side of FIG.
Is measured to a predetermined length required to manufacture individual slide fasteners, and is sent to the next stockyard 21 to be stocked. The length measurement is performed as shown in Fig. 1, for example. The roll 20 is brought into contact with the Huasner Chain 1 and the Huasner Chain 1 is transferred to thereby roll it.
The length of the roll 20 is rotated and the length is measured by the number of rotations of the rotated roll 20, and the feed roller is stopped when the number of rotations corresponding to a predetermined length is reached. As shown in FIG. 1, the length-measuring roll 20 has a good dimensional stability and can be accurately measured when the length-measuring roll is circumferentially contacted on two rows of the fuser elements from the fastener tape. When continuously manufacturing products of different types and types from a single type of long-fine fastener chain, measure the required length of long-fine fastener chains for each of these different products in sequence. Then, the mixed stock is stored in the stockyard 21 and supplied to the manufacturing process. When manufacturing individual slide fasteners that are different from different types of long-length fastener chains, measure the required length, and, as shown in FIG. Are connected by a connecting piece 13, and product change identifying means 14 such as a notch 14 is provided at a position adjacent to the connecting piece 13.
Is provided, and the fastener components to be detected and attached by the photoelectric detector are changed to manufacture individual slide fasteners having different product types and product lengths. It should be noted that it can be used as a means for identifying a product change by detecting the connecting piece 13 that connects the ends of the fastener chain, but it can be distinguished from the fastener chain that is simply connected by the connecting piece 13. Since it is difficult to make a cut, it is possible to accurately detect it by providing the cut 14 side by side. And in this way connecting piece 13
The portion of the fuser chain that has undergone product change identification means such as cuts and cuts 14 is transferred to the downstream side without processing, and is cut and discharged as a defective product. The length is measured so that it does not hinder manufacturing.

The stockyard 21 stores the required length of the tuner chain 1 measured in the length measurement process in a container such as a box and stores it, and then pulls out the fuser chain 1 from the other side to the space part creation process of the next process. This is the one to be supplied. By temporarily storing the Fusner chain 1, it is possible to measure the length regardless of the working conditions of each subsequent process and to continuously manufacture different types of slide fasteners. Is.

In the space portion forming step, the fuser chain that is stocked in the stockyard 21 is delivered by the pair of supply rolls 22, and at predetermined intervals required to manufacture the predetermined individual slide fasteners of the fuser chain,
As shown in Fig. 3 (b), the space portion forming device 25 including the punch 23 and the die 24 forms the space portion 4 without the fastener element 2 as shown in Fig. 1 and is continuously supplied. These are formed sequentially in the longitudinal direction of the fastener chain 1 and transferred to the next step.

In the next step of attaching the bottom stoppers, the bottom stoppers 5 of the color and material (for example, aluminum, copper alloy, etc.) corresponding to the type of the fuser chain 1 are attached to the ends of the two rows of the fastener elements as shown in FIG. It is the process of attaching to. The apparatus shown in FIG. 5 supplies a bottom stopper attachment 26, which is conventionally used, with a bottom stopper material 27 for forming a bottom stopper 5 of a color tone and a material corresponding to the type of the fastener chain 1. The bottom stopper material supply device 28 is shown in a perspective view. Six bottom stopper materials 27 of different kinds of colors, materials, etc. are prepared at the rear part in this figure, and six separate bottom stopper materials 27 are provided to the supply rollers 29 respectively. Therefore, they are individually supplied. Further, the supply table 30 for the lower stopper material 27 is arranged so as to be movable in parallel with the lower stopper removing device 26, and as shown in FIGS. The supply roll 31 of the lower stopper attachment device 26 is moved so that the supply roll 29 of the predetermined lower stopper material 27 is arranged in a straight line, and the predetermined type of lower stopper material 27 is stopped. It is supplied to the tool attachment device 26, and is cut from the leading end portion of the lower stop material 27 to form the lower stop 5, as shown in FIG.
A bottom stopper 5 of a type suitable for the fastener chain 1 is attached. In addition, instead of molding and attaching the bottom stopper with a predetermined type of bottom stopper material, the different types of bottom fastener parts that have been molded in advance are stocked for each type and selected from this to attach the bottom stopper. The device may be supplied and attached.

The next step of attaching the slider / upper stopper is a step of attaching the slider 6 and the upper stopper 7 having a color tone and a form (for example, with an automatic stop device, a pawl, a pull tab, etc.) corresponding to the type of the fastener chain 1. FIG. 8 schematically shows the main part of the mounting device. This slider / upper end attachment device 32 is an improvement of the slider / upper end attachment device that has been used in the past so that various types of sliders 6 can be selected by command and taken out and supplied to the attachment device. The slider supply device 33 is a slider storage unit.
34, a slider transport section 36, and a slider guide section 37. Different sliders 6 of different types are separately locked to the slider stocker 35 and prepared in the slider storage section 34. Slider stocker that locks the slider 6 corresponding to the type
The slider carrying section 36 is moved to the position of 35, and the slider 6 is gripped by the gripping section, and the slider / upper attachment device 32
It is conveyed to the slider guide portion 37 arranged at the slider receiving position of the slider holder 38, and is dropped from above and supplied. The slider holder 38 that has received the slider 6 of a predetermined type swings downward as shown by the chain line in FIG. 8 and is inserted and attached to the fastener chain 1 that has been transported by the transport grippers 39, 39. . Upper stoppers 7, 7 are supplied to the both sides of the slider holder 38 from the upper stopper part feeder 40 via the upper stopper shout 41, and as shown in FIG. It can be installed by inserting it into the section and caulking. The upper stopper 7 is
It is extremely small, and when the slider is pulled up, it penetrates into the shoulder of the slider and is inconspicuous, so normally all upper stoppers 7 of the same type are used.

The final cutting step is the previous step, in which the lower fastener 5 of the type corresponding to the type of fastener 1 and the slider 6 and the upper stopper 7 are attached.
Is a step of cutting each of the slide fasteners 44 along the cutting line 15 at the center of the space portion 4 to complete each slide fastener 44. As shown in FIG. 1, when the slider 6 and the upper stopper 7 are completely attached, the fastener gripper 1 grips the both ends of the fastener chain 1 from the left and right when the discharge gripper 42 grips the tip of the fastener and retracts. Transport gripper 39,3
The gripper 9 releases the grip and moves to the gripping part of the next fastener chain and grips both sides of it. And discharge gripper
The fastener chain 1 gripped by the 42 and pulled in the discharge direction is cut at the center of the space portion 4 by the upper and lower cutting pieces 43, 43 of the cutting device provided at the rear of the slider / upper attachment mounting device 32. Further, by retracting the discharge gripper 42, the short slide fastener product 44, which has been finished, is discharged to the outside of the process.

The above-mentioned steps are controlled by the controller as shown in FIG. 2 in a coordinated manner, and the forming position of the space portion, the type of the lower stopper and the slider, and the length of the product are determined by the applicable fastener chain. It is configured to control according to the embedded program. In the finishing process of one type of fastener chain, it is possible to use a numerical control system in which only the product length is used as a unit. Especially, in the case of a series of different types of fastener chains, as shown in FIG. By providing a discriminating means 14 such as a notch on the edge of the fastener tape 3 and detecting it and selecting it, the selective attachment work of the fastener component can be ensured.

Further, the present invention can be applied to the manufacture of a separable slide fastener having a separable bottom end stop in addition to the ordinary non-separable slide fastener shown in FIG. 1. As shown, between the space formation process and the slider / upper attachment process, the auxiliary tape application process, the reinforcement process, which is a unique process in the manufacture of the opening type slide fastener instead of the lower attachment process, is performed. By replacing the part opening process and the separable bottom end fitting process, the slide fastener with the color tone, the auxiliary tape of the material, the separable bottom end stop, and the slider attached is manufactured according to the type of the fastener chain to be applied. be able to.

FIG. 9 is a block diagram showing the manufacturing process thereof. According to this, it will be explained. The lengthy long-skin chain 1 in which different kinds of fine-spartner chains are connected is measured and stocked in the stockyard 21. The space portion 4 is formed by the space portion forming device 25 at the dimensional position of each slide fastener by drawing out from below the stockyard 21 to the space portion forming step.
Then, in the next step, a insert pin that is a component of the separable bottom end stop.
10. The reinforcing tape 8 necessary for attaching the box rod 12 with the box body 11 is attached to the fastener tape 3 in the space 4 formed in the previous step as shown in FIG. FIG. 11 is a schematic view of a device for applying the reinforcing tape 8. In the rear reinforcing tape storing portion 50, a color tone and a material (for example, fiber tape, synthetic resin Reinforcing tapes 8 of different types (sheets, etc.) are stored in parallel in two stages, and the storage section 50 is moved in the direction of the arrow in response to a command to place the desired type of reinforcing tape 8 on the position of the supply roll 51. Place it and send it to a certain size intermittently,
Cut with the cutting blade 52. Next, the reinforcing tape 8 cut to a certain size is gripped by the gripper 53 as shown in FIG.
As shown in Fig. 2, the front and back sides of the fastener tape 3 are placed, and the ultrasonic horn 54 and the anvil 55 apply ultrasonic pressure to the upper and lower parts as shown in Fig. 12 (b) to apply ultrasonic treatment to the core cord portion of the fastener tape 3. They are welded together to form a straight core. Downstream thereof, as shown in FIGS. 13A and 13B, the upper and lower heaters 56 and 57 are pressed to heat and bond the reinforcing tape 8 to the entire width of the fastener tape 3.

The next step is to open a hole 9 for mounting the separable bottom end stop on the portion where the reinforcing tape 8 is pasted. As shown in FIG. As shown in (c), a long hole 9 is formed in the reinforcing portion in the width direction of the fastener tape 3.

The next step is to attach the separable bottom end stop to the core parts of the fastener tape 3 welded by the reinforcing tape 8 applied to the space part 4 as shown in FIG. The insert pin 10 and the box pin 12 integrated with the box body 11 are attached. FIG. 14 is a schematic view of the insert mounting device, in which a plurality of parts feeders 60, 60 respectively storing the inserts 10 having different colors are stored, and a supply converter installed in the middle. It is connected to one shout 62 via 61 so that only the insert pin 10 of a predetermined color can be supplied to the attachment device by command. Butterfly pin so supplied
10 is housed in a pocket portion 64 at the tip of a swivel-type mounting holder 63 arranged below, and the mounting holder 63 moves to the lower side of the fastener chain 1 and then is raised at the same time as turning, as shown in FIG. , The tip of which is projected from the hole 9 of the reinforcing portion, and the insert pin 10 supplied to the pocket portion 64 is inserted into one side of the core portion formed by welding with the reinforcing tape 8 and added by the punch 65 and the cam roller 66. Install by pressing and crimping. Then, the swivel-type mounting holder 63 pivots downward and moves to the lower side of the shute 62 to receive the next insert pin 10 in the lying state. In this way, the insert pin 10 is first attached upstream in the manner shown in FIG.
A box bar 12 with 11 is attached to the other core of the fastener tape 3. Install the box rod 12 with the box body 11
Fig. 10 (d) shows a mounting device 67 in which the shape of the shout 62 of the insert pin mounting device and the pocket 64 of the mounting holder 63 shown in Fig. 14 are changed so as to be applicable to the box rod 12 with the box body 11. Is attached to the other core of the fastener tape 3.

In this way, the fastener 6, with the parts of the separable bottom end fitting attached, is used in the slider / upper attachment process of the next step in the same manner as the above-mentioned non-separable type ordinary fastener chain. The tool 7 is attached, and in the cutting step, it is cut at the cutting line 16 at the portion of the hole 9 opened in the reinforcing tape 8 as shown in FIG.
As shown in FIG. 10 (f), the finished slide fasteners 68 are discharged to the outside of the process. In the case where the box rod 12 is mounted separately from the box rod 12 as a separate body, the box rod 12 and the box body 11 having a color tone corresponding to the type of Huasner chain can be attached.

As shown in FIG. 9, the manufacturing process of the separation type slide fastener described above is controlled by the control device in cooperation with each other, and the formation position of the space portion, the reinforcing tape 8,
The types of the separable bottom end stop fittings such as the insert pin 10, the box rod 12 with the box body 11 and the slider 6 are controlled and attached to the Huassner chain according to the program incorporated by the applicable Huasner chain. It is configured to be.

〔The invention's effect〕

With the above-described configuration, the present invention sequentially measures the lengths required for manufacturing different types of slide fasteners after the supply of continuous long fastener chains in a series of slide fastener manufacturing processes is started. It can be temporarily stocked in a mixed state while being lengthened, and this mixed long fastener chain can be supplied to the next step to continuously manufacture individual slide fasteners of any product type. There is no need to interrupt the production and replace the fastener chain every time the product is changed, and individual slide fasteners with different product types such as arbitrary color tone, material, form, etc. can be continuously connected, which is very efficient. It is especially suitable for manufacturing small lots and various types of slide fasteners according to customer requirements. That.

[Brief description of drawings]

FIG. 1 is an explanatory view schematically showing the manufacturing process of a non-separable type ordinary slide-fusner of the present invention, FIG. 2 is a block diagram of the same manufacturing process, and FIG. 3 is each of the same manufacturing process. Fig. 4 is a plan view of the fastener block showing the processing state, Fig. 4 is a plan view of the connecting portion of the fastener block, Fig. 5 is a perspective view of the device for supplying the material for the bottom stopper of the bottom stopper mounting device, and Fig. 6 is the bottom. FIG. 7 is an explanatory view showing a mounting state of a stopper, FIG. 7 is a plan view of a state of supplying a material for a lower stopper, FIG. 8 is a perspective view schematically showing a slider / upper stopper mounting device, and FIG. A block diagram of the manufacturing process of the separation type slide fastener according to the present invention, FIG. 10 is a plan view of the fastener chain showing each processing state during the manufacturing process, and FIG. 11 is a schematic view of a reinforcing tape applicator. Fig. 12 is a perspective view, Fig. 12 and Fig. 13 are cross sections showing the welding work of the reinforcing tape, respectively. FIG. 14 is a perspective view schematically showing the insert pin attachment device, FIG. 15 is a cross-sectional view showing the insert pin attachment state, and FIG. 16 is a layout view of the insert pin and box pin attachment device. . 1 ...... Huasner chain 4 ...... Space part 5 ...... Bottom stopper 6 ...... Slider 8 ...... Reinforcing tape 10 ...... Butterfly rod 12 ...... Box rod 20 ...... Measuring roll 21 ...... Stockyard 25 ...... Space Part creation device 26 …… Lower stopper mounting device 32 …… Slider / upper mounting device 44,68 …… Slide fastener product 50 …… Reinforcing tape storage part 63 …… Bower mounting holder 67 …… Box mounting holder

Claims (2)

(57) [Claims] 1. A fastener part is attached to a continuous fastener chain by forming a space portion,
A slide fastener manufacturing method capable of changing and manufacturing individual slide fasteners of different product types by performing a cutting process.A slide fastener of a different type from a continuous fastener chain that is continuously supplied prior to forming a space portion. It is characterized in that the lengths necessary for manufacturing are temporarily stocked in a mixed state while sequentially measuring the length, and then the mixed long fastener chain is pulled out from this and continuously supplied to the manufacturing process. Slide fastener manufacturing method. 2. An apparatus for manufacturing individual slide fasteners from a long fastener chain arranged in series so as to coordinately operate a space forming apparatus, a fastener component attaching apparatus with a selective supply section, a fastener chain cutting apparatus, and the like, On the upstream side of the space creating device, a fastener chain length measuring device that continuously measures the lengths required to manufacture different types of slide fasteners,
An apparatus for manufacturing a slide fastener, characterized in that a stockyard for a long fastener chain, in which a fastener chain having a length required for manufacturing different types of slide fasteners measured by the length measuring apparatus is mixed, is provided.