TW201906558A - Waterproof zipper manufacturing method and waterproof zipper thereof - Google Patents

Abstract

A method for manufacturing a waterproof zipper and a product thereof, the product is manufactured by the following steps in sequence: providing a release paper, wherein the release side of the release paper is provided with items requested by customers such as a glossy finish, a matte finish, a graphic, a pattern, a trademark, or text; then applying a liquid hot melt adhesive to the release side, subjecting the liquid hot melt adhesive to a heating process; providing a zipper and subjecting the zipper, the release paper and the liquid hot melt adhesive to a hot rolling press process, wherein the side of a zipper tape that has no zipper teeth is bonded with the liquid hot melt adhesive and the release paper by hot rolling press, and the liquid hot melt adhesive forms into a waterproof layer; finally, peeling the release paper off such that the surface of the waterproof layer in contact with the release side is formed into a glossy finish, a matte finish, a graphic, a pattern, a trademark, or text to complete the product.

Description

Method for manufacturing waterproof zipper and product thereof

The invention relates to a method for manufacturing a zipper and a product thereof, in particular to a method and a product for manufacturing a waterproof zipper using a liquid hot-melt adhesive to manufacture a zipper.

Please refer to FIG. 1 and FIG. 2 for the existing waterproof zipper structure 10 and its manufacturing equipment 11. The waterproof zipper structure 10 includes a zipper 100, a waterproof layer formed by a solid hot-melt adhesive 106, and an adhesive胶层 102。 The adhesive layer 102. The zipper 100 includes a zipper tape 103 and a row of zipper teeth 104 arranged at the center of the zipper tape 103 and located on one side of the zipper tape 103. The zipper teeth 104 are positioned on the same side of the zipper tape 103 after being engaged. The adhesive layer 102 is disposed between the side of the fastener tape 103 without the fastener teeth 104 and the solid hot-melt adhesive 106.

The manufacturing equipment 11 includes a coating device 110, a hot rolling device 111, and a towing device 112. A release paper 105 having the solid hot-melt adhesive 106 is provided in advance, and then the adhesive layer 102 is coated on the solid hot-melt adhesive 106 via the coating device 110. Then, the zipper 100, the adhesive layer 102, the solid hot-melt adhesive 106, and the release paper 105 are thermally rolled through the hot rolling device 111 to adhere to each other. The adhesive layer 102 is disposed on the The side of the fastener tape 103 without the fastener teeth 104 and the solid hot-melt adhesive 106. Finally, the release paper 105 is peeled to form the waterproof zipper structure 10, and the waterproof zipper structure 10 is rolled up by the towing device 112.

Due to the poor bonding between the solid hot-melt adhesive 106 and the zipper tape 103, the solid hot-melt adhesive 106 and the zipper tape 103 are not easily adhered. Only when the adhesive layer 102 is provided between the zipper tapes 103 can the solid hot-melt adhesive 106 be adhered to the zipper tapes 103 preferably.

However, when the adhesive layer 102 is cooled and solidified, the waterproof zipper structure 10 is hardened. Once the waterproof zipper structure 10 is assembled into clothing such as clothes, outerwear, etc., the user will feel less comfortable after wearing it.

In addition, in the existing waterproof zipper structure 10, only a small amount of colloid penetrates into the fibrous tissue of the zipper tape 103 after the solid hot-melt adhesive 106 is heated, resulting in the poor waterproof effect of the existing waterproof zipper structure 10. In this regard, it is necessary to further improve the existing waterproof zipper.

The purpose of the present invention is to propose a method and a product for manufacturing a waterproof zipper with good waterproof effect, softness and comfort by using liquid hot-melt adhesive.

According to the above object, the present invention provides a method for manufacturing a waterproof zipper, which includes the following steps:

Step A: Provide a release paper with the release side of the release paper facing up, and the release side is made with a bright surface, or a matte surface, or a pattern, pattern, or trademark with dents or embossments. , Or text;

Step B: apply a liquid hot-melt adhesive to the release side of the release paper;

Step C: Perform a heating procedure on the liquid hot-melt adhesive to activate the liquid hot-melt adhesive;

Step D: Provide a zipper, especially a zipper on the same side of the zipper belt after the zipper teeth are engaged;

Step E: Perform a hot rolling process on the zipper, the release paper and the liquid hot-melt adhesive. The side of the zipper tape with the zipper teeth facing up, and the side of the zipper tape without the zipper teeth facing down. And combined with the liquid hot-melt adhesive by hot rolling, and the liquid hot-melt adhesive is formed into a waterproof layer; and

Step F: Peel the release paper, so that the surface of the waterproof layer in contact with the release side is formed with a bright surface, or a matte surface, or a graphic, or a pattern, or a trademark, or a character.

Further, the zipper teeth are nylon teeth, metal teeth, or steel teeth.

Further, the liquid hot-melt adhesive is a low-temperature liquid polyurethane (Polyurethane, PU) adhesive.

Further, the heating program is provided with six heating boxes, and the heating temperatures are set to 55 ° C, 55 ° C, 60 ° C, 85 ° C, 60 ° C, and 55 ° C, respectively.

Further, the hot rolling procedure in step E is hot rolling the zipper, the release paper and the liquid hot melt adhesive through a first hot rolling device and a second hot rolling device. And the first hot rolling device and the second hot rolling device will first flip the zipper and the release paper so that the side of the zipper tape with the zipper teeth is facing down, and the zipper tape does not have the zipper One side of the tooth faces the release paper and the waterproof layer faces upward.

Further, after step F, a step G is further included: a water repellent adding procedure is performed on the zipper to increase the waterproof effect of the zipper.

Further, the water-repellent agent adding procedure in step G is to provide a water-repellent agent device and a water-repellent agent device to add a water-repellent agent layer to the zipper.

Further, after step G, a step H is further included: a cutting process is performed at the axial center of the waterproof layer formed by the liquid hot-melt adhesive, and the cutting position is the engagement point aligned with the zipper teeth.

Furthermore, the present invention provides a waterproof zipper, which includes a waterproof layer formed of liquid hot-melt adhesive and a zipper. The zipper comprises a zipper tape and a row of zipper teeth connected to one side of the zipper tape and located at the axial center of the zipper tape, wherein the zipper teeth are located on the same side of the zipper tape after being engaged, and the zipper tape does not have One side of the zipper teeth is provided with the waterproof layer, and the surface of the waterproof layer is hot-rolled with the release paper to form a bright surface, or a matte surface, or a pattern, or a pattern, or Trademark, or text.

Further, the waterproof layer formed by the liquid hot-melt adhesive is a low-temperature liquid polyurethane (Polyurethane, PU) glue.

Further, the zipper teeth are nylon teeth, metal teeth, or steel teeth.

Further, it further comprises a water-repellent layer covering the zipper, and the water-repellent layer is used to increase the waterproof effect of the zipper.

Further, the waterproof layer formed by the liquid hot-melt adhesive has a cutting portion at an axial center, and the cutting portion is aligned with the engaging portion of the zipper teeth.

The invention is characterized by:

1. Since the liquid hot-melt adhesive is activated by heat, more colloids easily penetrate into the fiber structure of the zipper tape, so that the waterproof layer formed by the liquid hot-melt adhesive can improve the adhesion effect with the zipper tape. With waterproof effect.

2. In addition, since the present invention does not use an adhesive layer to make the product softer, the user will be more comfortable when wearing a garment configured with the product.

The following is a detailed description of how the structures of the present invention are combined and used in conjunction with the accompanying drawings. It should be easier to understand the purpose, technical content, features and effects achieved by the present invention.

Please refer to FIG. 3, FIG. 5, FIG. 6, and FIG. 10, which are a waterproof zipper manufacturing method 2 and a product 3 thereof according to the present invention. The waterproof zipper manufacturing method 2 includes the following steps, and And refer to a waterproof zipper manufacturing equipment 4 shown in FIG. 4:

Step A: A release paper 30 is provided, and the release side 300 of the release paper 30 faces upward, and the release side 300 is made with a bright surface, a matte surface, or a pattern with dents or embossments. , Or pattern, or trademark, or text; the release paper 30 refers to a roll of release paper, and the release paper 30 is disposed on a rotating frame 40, and the roll of the release paper 30 is previously One end is pulled to a first towing device 43, and then the release paper 30 is dragged through the first towing device 43 to continuously process the rolled release paper 30.

Step B: apply a liquid hot melt adhesive 31 to a release side 300 of the release paper 30 through a coating device 41;

Step C: A heating process is performed on the liquid hot melt adhesive 31 through a heating device 42 to activate the liquid hot melt adhesive 31;

Step D: Provide a zipper 32, especially a zipper on the same side of the zipper tape 321 after the zipper teeth 320 are engaged;

Step E: A hot rolling process is performed on the zipper 32, the release paper 30 and the liquid hot-melt adhesive 31. The side of the zipper tape 321 provided with the zipper teeth 320 faces upward, and the zipper tape 321 does not have the zipper. One side of the tooth 320 is downwardly and thermally combined with the liquid hot-melt adhesive 31, and the liquid hot-melt adhesive 31 is formed as a waterproof layer; and

Step F: Peel the release paper 30 so that the surface 310 of the waterproof layer in contact with the release side 300 is formed with a bright surface, or a matte surface, or a pattern, or a pattern, or a trademark, or a character. Thereafter, the release paper 30 and the product 3 from which the release paper 30 is peeled off are rolled up and collected to facilitate subsequent processing.

The product 3 manufactured through steps A to F includes the waterproof layer formed by the liquid hot-melt adhesive 31 and the zipper 32. The zipper 32 includes a zipper strap 321 and a row of zipper teeth 320 connected to one side of the zipper strap 321 and located at the axial center of the zipper strap 321, wherein the zipper teeth 320 are positioned on the same side of the zipper strap 321 after engaging Side, and the side of the zipper tape 321 without the zipper teeth 320 is provided with the waterproof layer, and the surface 310 of the waterproof layer is heated and rolled with the release paper 30 to form a bright surface from the surface of the release paper 30. , Or matte, or graphic, or pattern, or trademark, or text. In the embodiment of the present invention, the zipper teeth 320 are nylon teeth, metal teeth, or steel teeth, but not limited thereto.

Specifically, first, a bright surface, a matte surface, or a graphic, or a pattern, or a logo, or a text required by the client is formed on the off-side 300. Thereafter, the release paper 30 and the liquid hot-melt adhesive 31 are set on the side of the zipper tape 321 without the zipper teeth 320, and then the liquid hot-melt adhesive 31 is activated through the heating process to activate the liquid hot-melt adhesive 31. And wait for the liquid hot-melt adhesive 31 to cool off and release the release paper 30, so that the surface 310 of the liquid hot-melt adhesive 31 in contact with the release side 300 is formed with a bright surface, or a matte surface, or a pattern, or a pattern, Or logo, or text.

Continuing, since the liquid hot-melt adhesive 31 has more colloids that easily penetrate into the fibrous tissue of the zipper tape 321 when activated by heat, the waterproof layer formed by the liquid hot-melt adhesive 31 can be enhanced with the zipper tape 321. Adhesive effect and waterproof effect. In addition, the product 3 is relatively soft because the adhesive layer is not used in the present invention, and the user will be more comfortable when wearing a garment configured with the product 3.

Please review Figure 4 and Figure 10. The hot rolling procedure in step E is to pass through a first hot rolling device 44 and a second hot rolling device 45 to the zipper 32, the release The paper 30 and the liquid hot-melt adhesive 31 are hot-rolled, and the first hot-rolling device 44 and the second hot-rolling device 45 will first flip the zipper 32 and the release paper 30, so that The side of the zipper tape 321 provided with the zipper teeth 320 faces downward, and the side of the zipper tape 321 without the zipper teeth 320 and the release paper 30 and the waterproof layer face up. Among them, in order to prevent the liquid hot-melt adhesive 31 from being dislodged and wrinkled or not solid when it is applied to the zipper tape 321, it is hereby sequentially passed through the first hot rolling device 44, the turning procedure and the first Two hot-rolling devices 45 perform hot-rolling on the liquid hot-melt adhesive 31 and the zipper 32 twice.

Please refer to FIG. 7, FIG. 9 and FIG. 10 again. After step F, a step G is further included: a water repellent procedure is performed on the zipper 32 to increase the waterproof effect of the zipper 32. The water-repellent agent adding procedure in step G is to provide a water-repellent agent device 46 and a water-repellent agent device 47 to add a water-repellent agent layer 33 to the zipper 32. Wherein, in the product 3 compared with step G, the product 3 further includes a water-repellent layer 33 covering the zipper 32, and the water-repellent layer 33 is used to increase the waterproof effect of the zipper 32.

Please refer to FIG. 8 to FIG. 10. After step G, a step H is further included: a cutting device 48 performs a cutting process on the axial center of the waterproof layer formed by the liquid hot melt adhesive 31, and the cutting position 34 is the engagement point aligned with the zipper teeth 320, and then the product 3 is towed by a second towing device 49 and rolled up and collected. Since the zipper 32 and the liquid hot-melt adhesive 31 have been turned through the turning process before the cutting process, the zipper tape 321 faces upward, so it is convenient to perform the cutting process with the blade portion 480 facing down. The cutting device 48 cuts the fastener tape 321. Wherein, in the product 3 compared with step H, the waterproof layer formed by the liquid hot-melt adhesive 31 has the cutting portion 34 at the axial center of the waterproof layer, and the cutting portion 34 is aligned with the joint of each of the zipper teeth 320.

Further, please review FIG. 4 and FIG. 9. In the embodiment of the present case, when the liquid hot-melt adhesive 31 is a low-temperature liquid polyurethane (Polyurethane, PU) adhesive, the heating device 42 provides six heatings. The heating temperature of the box 420 is set to 55 ° C, 55 ° C, 60 ° C, 85 ° C, 60 ° C, and 55 ° C, respectively. In order to avoid the sudden and large change in heating temperature to affect the activation result, the present invention particularly uses a heating temperature that is gradually activated to heat the liquid hot melt adhesive 31.

In summary, the present invention is characterized by:

1. Since the liquid hot-melt adhesive 31 is activated by heat, more colloids easily penetrate into the fiber structure of the zipper tape 321, so that the waterproof layer formed by the liquid hot-melt adhesive 31 can be raised to the zipper tape 321. Adhesive effect and waterproof effect.

2. In addition, since the product 3 is softer without using an adhesive layer in the present invention, a user will be more comfortable when wearing a garment configured with the product 3.

However, the foregoing is only a preferred embodiment of the present invention, and its purpose is to enable those skilled in the art to understand the content of the present invention and implement it accordingly, and is not intended to limit the scope of implementation of the present invention; The equal changes or modifications of the shapes, structures, and features mentioned above should all be included in the scope of patent application of the present invention.

﹝ Xi Zhiyu

10‧‧‧Waterproof zipper structure

100‧‧‧ Zipper

102‧‧‧Adhesive layer

103‧‧‧Zip strap

104‧‧‧Zipper teeth

105‧‧‧ release paper

106‧‧‧Solid hot melt adhesive

11‧‧‧Manufacturing equipment

110‧‧‧coating device

111‧‧‧Hot rolling equipment

112‧‧‧Towing device

﹝ this invention﹞

2‧‧‧ Method for manufacturing waterproof zipper

3‧‧‧ products

30‧‧‧ release paper

300‧‧‧ from the side

31‧‧‧Liquid hot melt adhesive

310‧‧‧ surface

32‧‧‧ Zipper

320‧‧‧Zipper teeth

321‧‧‧Zip strap

33‧‧‧ water repellent layer

34‧‧‧cut

4‧‧‧Waterproof zipper manufacturing equipment

40‧‧‧ rotating frame

41‧‧‧coating device

42‧‧‧Heating device

420‧‧‧heating box

43‧‧‧The first towing device

44‧‧‧The first hot rolling device

45‧‧‧Second hot rolling device

46‧‧‧ Water dipping agent device

47‧‧‧Water spraying device

48‧‧‧ cutting device

480‧‧‧Blade

49‧‧‧Second towing device

A, B, C, D, E, F, G, H‧‧‧ steps

FIG. 1 is an exploded perspective view of a conventional waterproof zipper structure. Figure 2: Schematic diagram of the existing equipment for manufacturing a waterproof zipper structure. FIG. 3 is a flowchart (1) of a method for manufacturing a waterproof zipper according to the present invention. FIG. 4 is a schematic diagram of a device for manufacturing a waterproof zipper according to the present invention (1). FIG. 5 is an exploded perspective view of the waterproof zipper product of the present invention. FIG. 6 is a three-dimensional assembled view of the waterproof zipper product of the present invention. FIG. 7 is a flowchart (2) of the method for manufacturing a waterproof zipper according to the present invention. FIG. 8 is a flowchart (3) of a method for manufacturing a waterproof zipper according to the present invention. FIG. 9 is a schematic diagram of a device for manufacturing a waterproof zipper according to the present invention (2). FIG. 10 is a plan view of the waterproof zipper product of the present invention.

Claims (13)

A method for manufacturing a waterproof zipper includes the following steps: Step A: Provide a release paper with the release side of the release paper facing upwards, and the release side is made with a bright surface, a matte surface, or a depression. The pattern or pattern of the mark or embossment, or the trademark, or the text; Step B: apply a liquid hot-melt adhesive to the release side of the release paper; Step C: perform a heating process on the liquid hot-melt adhesive To activate the liquid hot-melt adhesive; Step D: provide a zipper, especially a zipper which is located on the same side of the zipper belt after the zipper teeth are engaged; Step E: the zipper, the release paper and the liquid hot-melt The adhesive is subjected to a hot rolling process. The side of the zipper tape provided with the zipper teeth faces upward, and the side of the zipper tape without the zipper teeth faces downward and is thermally rolled and combined with the liquid hot melt adhesive. The melt glue is formed into a waterproof layer; and step F: peel the release paper so that the surface of the waterproof layer in contact with the release side is formed with a bright surface, or a matte surface, or a pattern, or a pattern, or a trademark, or Text. The method for manufacturing a waterproof zipper according to item 1 of the scope of patent application, wherein the zipper teeth are nylon teeth, metal teeth, or steel teeth. The method for manufacturing a waterproof zipper according to item 1 of the scope of patent application, wherein the liquid hot-melt adhesive is a low-temperature liquid polyurethane (Polyurethane, PU) adhesive. The method for manufacturing a waterproof zipper according to item 3 of the scope of patent application, wherein the heating program is provided with six heating boxes whose heating temperatures are set to 55 ﾟ C, 55 ﾟ C, 60 ﾟ C, 85 ﾟ C, 60 ﾟC, 55 ﾟ C. The method for manufacturing a waterproof zipper according to item 1 of the scope of patent application, wherein the hot rolling procedure in step E is to pass the first hot rolling device and a second hot rolling device to the zipper, the The release paper is hot-rolled with the liquid hot-melt adhesive, and the zipper and the release paper are first turned between the first hot-rolling device and the second hot-rolling device, so that the zipper tape is provided with the One side of the zipper teeth faces downwards, the side of the zipper tape without the zipper teeth, the release paper, and the waterproof layer face upwards. According to the method for manufacturing a waterproof zipper described in item 5 of the scope of the patent application, after step F, it further includes a step G: performing a water repellent procedure on the zipper to increase the waterproof effect of the zipper. The method for manufacturing a waterproof zipper according to item 6 of the scope of patent application, wherein the water repellent agent program in step G is to provide a water repellent device and a water repellent device to add a water repellent to the zipper.剂 层。 The agent layer. According to the method for manufacturing a waterproof zipper described in item 6 of the scope of patent application, after step G, it further includes a step H: a cutting process is performed at the axial center of the waterproof layer formed by the liquid hot-melt adhesive, and the cutting position is Attachment of quasi-zipper teeth. A waterproof zipper includes: a waterproof layer formed of liquid hot-melt adhesive; and a zipper comprising a zipper tape and a row connected to one side of the zipper tape and located on the zipper tape The zipper teeth at the axial center, wherein the zipper teeth are located on the same side of the zipper tape after meshing, and the side of the zipper tape without the zipper teeth is provided with the waterproof layer, and the surface of the waterproof layer passes through the release paper. After the hot rolling, a bright surface, or a matte surface, or a graphic, or a pattern, or a trademark, or a character is formed from the surface of the release paper. The product according to item 9 of the scope of patent application, wherein the zipper teeth are nylon teeth, metal teeth, or steel teeth. The product according to item 9 of the scope of patent application, wherein the liquid hot-melt adhesive is a low-temperature liquid polyurethane (Polyurethane, PU) adhesive. The product described in item 9 of the scope of patent application, further includes a water-repellent layer covering the zipper, and the water-repellent layer is used to increase the waterproof effect of the zipper. The product according to item 12 of the patent application scope, wherein the waterproof layer formed by the liquid hot-melt adhesive has a cut at the axial center of the waterproof layer, and the cut is aligned with the joint of the zipper teeth.