TW201417736A - Manufacturing method of a nylon waterproof zipper - Google Patents

Abstract

A manufacturing method of a nylon waterproof zipper to improve the inefficiency of manufacture, which comprising steps of: Preparing a nylon zipper; Making a melting macromolecular polymer permeate and fill in the cap of any two meshed zipper tooth, and cover on a surface of two fabric tapes; Cooling the nylon zipper to solidify the melting macromolecular polymer filled in the cap of two meshed zipper tooth into a filling-up body, and solidify the melting macromolecular polymer covered on the two fabric tapes into a waterproofing membrane; Slicing the filling-up body with a cutting tool, then gain a nylon waterproof zipper.

Description

Nylon waterproof zipper method

The invention relates to a method for manufacturing a zipper, in particular to a method for making a nylon zipper with a nylon zipper capable of preventing water and liquid penetration.

According to the zipper, it is one of the most important and indispensable components in daily life. All the items such as clothes, storage bags or shoes can provide the function of quickly opening and closing the opening of the article because of the zipper. Convenience. However, as the number of people engaged in outdoor sports and travel increases, in response to changes in the weather, it is possible to avoid wind and rain or seep through clothing, coats, purses and other items during wind or rain. Demand.

In the case of a nylon zipper, the early nylon waterproof zipper is coated with a water-repellent agent on the nylon zipper chain cloth, so that the nylon zipper has a waterproof effect only at the chain cloth, and cannot be comprehensively waterproof; therefore, the nylon waterproof zipper When the water splatter is splashed, although the sprocket of the nylon zipper is in a meshing close relationship, the water can penetrate from the gap between the respective fastener teeth, so the nylon waterproof zipper is not waterproof, even in a section. At the time, the water repellent effect is lowered due to the falling off of the water repellent.

For this reason, as shown in Fig. 1, it is another conventional nylon waterproof zipper 9; when the nylon waterproof zipper 9 is manufactured, the two-chain fabric 91 is bonded to each other by the sprocket 92, and a molten high is obtained. The molecular elastic body 93 is coated on the meshing teeth 92 so as to penetrate and fill the gap between the fastener elements 92 when the nylon waterproof zipper 9 is engaged; then, as shown in FIG. 2, the two-chain cloth 91 and Applying a water repellent agent to the intermeshing sprocket 92 to form a waterproof film 94 (either directly attached to the formed waterproof film 94), and then through a cutting step, from the two-chain cloth 91 and the waterproof film 94 and the polymer elastic body 93 are cut to complete the nylon waterproof Manufacture of zipper 9. In this way, the nylon waterproof zipper 9 can prevent the chain cloth 91 from being wetted by the waterproof film 94, and the polymer elastic body 93 can prevent the water from penetrating from the gap between the fastener elements 92, thereby improving the nylon waterproofing. The waterproof effect of the zipper 9.

However, the polymer elastic body 93 and the waterproof film 94 of the nylon waterproof zipper 9 are separately molded in two steps, and thus the production efficiency is not good. In addition, the non-integrally formed polymer elastic body 93 and the waterproof film 94 have a strong bonding force, and the waterproof film 94 is often generated from the polymer elastic body 93 after the nylon waterproof zipper 9 is used for a period of time. In the case of peeling, the waterproof effect of the nylon waterproof zipper 9 is greatly reduced.

For the above reasons, the conventional nylon waterproof zipper method still needs to be improved.

The object of the present invention is to provide a method for manufacturing a nylon waterproof zipper, which can form an anti-seepage filling body and a waterproof layer at one time, thereby simplifying the production process of the nylon waterproof zipper and improving production efficiency.

A second object of the present invention is to provide a method for manufacturing a nylon waterproof zipper, which is capable of integrally forming an impervious filling body and a waterproof layer to ensure that the two are tightly coupled and not easily separated, so that the nylon waterproof zipper can be used for a long time.

In order to achieve the foregoing object, the method for manufacturing a nylon waterproof zipper of the present invention comprises the steps of: preparing a nylon zipper, the nylon zipper comprising a two-chain cloth having a first surface and a second surface, respectively The The second surface of the chain cloth is combined with a chain tooth, and the chain teeth of the two chain cloth are meshed with each other; the molten polymer is infiltrated and fills the gap when the two-chain teeth are engaged and covers the second chain cloth a surface; cooling the nylon zipper to solidify the high molecular polymer filled in the meshing gap of the two-chain teeth to form an anti-seepage filling body, and solidifying the high-molecular polymer covering the first surface of the two-chain cloth Forming a first waterproof layer, and the impervious filling body is integrally connected with the first waterproof layer; and cutting the impervious filling body by a cutting tool to obtain a nylon waterproof zipper.

In the method of manufacturing a nylon waterproof zipper of the present invention, the cutting tool is preferably disposed at a center of engagement of the two-segment teeth to cut the anti-seepage filler.

In the method for producing a nylon waterproof zipper according to the present invention, a layer of an adhesive may be applied to the first surface of the two-chain cloth to cover the first surface of the two-chain cloth.

In the method for producing a nylon waterproof zipper according to the present invention, the molten polymer may be coated on the second surface of the two-chain fabric to form a second waterproof layer after cooling.

In the method for producing a nylon waterproof zipper according to the present invention, a layer of an adhesive may be applied to the second surface of the two-chain cloth to cover the second surface of the two-chain cloth.

The nylon waterproof zipper of the present invention, wherein each of the chain fabrics further has a third surface connecting the first surface and the second surface, and the third surfaces of the two chain fabrics are opposite and have a predetermined spacing and are not connected.

The above and other objects, features and advantages of the present invention will become more apparent. BRIEF DESCRIPTION OF THE DRAWINGS The preferred embodiments of the present invention are described in detail below with reference to the accompanying drawings, which are described in detail below. Referring to Figures 3 to 5, which is a preferred method of manufacturing the nylon waterproof zipper of the present invention. In an embodiment, the method for manufacturing the nylon waterproof zipper comprises the following steps: Referring to FIGS. 3 and 4, a nylon zipper is prepared, the nylon zipper comprising a two-strand fabric 1 having a first surface 1a a second surface 1b and a third surface 1c, the first surface 1a and the second surface 1b are oppositely disposed, the third surface 1c is connected to the first surface 1a and the second surface 1b; each of the chain cloths 1 The second surface 1b is coupled to a fastener element 2, and the fastener elements 2 of the two-chain fabric 1 are engaged with each other. Wherein, when the sprocket 2 of the two-chain fabric 1 is engaged with each other, the third surface 1c of the two-chain fabric 1 has an opposite shape, and the two third surfaces 1c have a predetermined interval without being connected, so that the The nylon zipper is seen from the direction of the first surface 1a of each of the chain fabrics 1, and the meshing portion of the two-chain teeth 2 is visible.

The molten polymer is infiltrated and fills the gap when the two-chain teeth 2 are engaged and covers the first surface 1a of the two-chain cloth 1; in this embodiment, the two-chain cloth 1 can be selected. Applying a molten polymer to the nylon zipper in the direction of the first surface 1a, covering the first surface 1a of the two-chain fabric 1 and the two-chain teeth 2 infiltrating with each other Filling the gap when the two-chain teeth 2 are engaged; wherein the polymer may be selected as a thermoplastic polyurethane (TPU) or the like, and is easily combined with the chain cloth 1 and subsequently bonded to the garment in a seamless manner. It can be easily adhered to the leather article and the viscosity is good, which is understood by those skilled in the art and is not limited by the invention.

Then, the nylon zipper to which the molten polymer is adhered is cooled, and the molten polymer is solidified, and the polymer filled in the meshing gap of the two-chain teeth 2 is solidified to form an anti-seepage filler. 3, and solidifying the polymer covering the first surface 1a of the two-chain fabric 1 to form a first waterproof layer 4, and the impervious filling body 3 is integrally connected with the first waterproof layer 4.

Referring to FIG. 5, a cutting tool K is located at the center of engagement of the two sprocket teeth 2 from the direction in which the nylon zipper has the first waterproof layer 4, and the impervious filling body 3 is cut by the cutting tool K. To separate the left and right zippers, thereby obtaining a nylon waterproof zipper finished product; in the embodiment, the cutting tool K can be selected as a cutter.

Accordingly, when the nylon waterproof zipper is splashed by water, the chain cloth 1 can be prevented from being wetted by the first waterproof layer 4, and the water-repellent liquid can be prevented from the two-chain teeth by the anti-seepage filling body 3. The engagement gap of 2 penetrates, so that the effect of preventing the penetration of water and liquid can be comprehensively achieved; moreover, the integrally formed barrier-filled body 3 and the first waterproof layer 4 are more difficult to separate.

Referring to FIG. 6, in another embodiment of the present invention, the nylon waterproof zipper can be reworked, and the nylon waterproof zipper is coated with a molten shape from the second surface 1b of the two-chain fabric 1. The polymer polymer covers the second surface 1b of the two-chain cloth 1 and solidifies to form a second waterproof layer 5 after cooling; accordingly, the nylon waterproof zipper can be from one side Waterproof has the effect of double-sided waterproof enamel, and is more suitable for double-sided items, which has the effect of further improving the waterproof effect. Alternatively, the first surface 1a and the second surface 1b of the two-chain fabric 1 may be simultaneously coated with a molten polymer to form the impervious filling body at one time. 3. The first waterproof layer 4 and the second waterproof layer 5 are used to improve the production efficiency of the double-sided waterproof nylon waterproof zipper. In this way, unlike the conventional use of the sewing method to fix the zipper, pinholes are generated to reduce the waterproof effect. The nylon waterproof zipper of the present invention can be used for processing of garments or leather goods, and can be laminated by hot melt (seamless). The combined method does not produce pinholes, so as to achieve a more perfect waterproof effect.

It is also worth noting that in order to enhance the bonding force between the polymer and the two-chain fabric 1, the present invention may also be coated on the first surface 1a or the second surface 1b of the two-chain fabric 1 if necessary. After a layer of adhesive, the molten polymer is applied to the surface of the two-chain cloth 1 coated with the adhesive, so that the first waterproof layer 4 or the second waterproof layer 5 after solidification can be combined with The two-chain cloth 1 is tightly coupled and is not easy to fall off, which can extend the service life of the nylon waterproof zipper.

In summary, the nylon waterproof zipper of the present invention can form the anti-seepage filling body and the first waterproof layer in one time, thereby simplifying the production process of the nylon waterproof zipper, thereby effectively reducing the operation cost and working hours. It has the effects of saving manufacturing costs and improving production efficiency.

The nylon waterproof zipper of the invention can be manufactured by integrally forming the impervious filling body with the first waterproof layer to ensure that the two are tightly combined and not easily separated, so that the nylon waterproof zipper can be used for a long time and has an extended service life. The effect.

While the invention has been described in connection with the preferred embodiments described herein, it is not intended to limit the scope of the invention. The technical scope of the invention is protected, and therefore the scope of protection of the present invention is attached The scope of the patent application is subject to change.

〔this invention〕

1‧‧‧Chain

1a‧‧‧ first surface

1b‧‧‧ second surface

1c‧‧‧ third surface

2‧‧‧ sprocket

3‧‧‧Anti-seepage filling body

4‧‧‧First waterproof layer

5‧‧‧Second waterproof layer

K‧‧‧ cutting tool

[study]

9‧‧‧Nylon waterproof zipper

91‧‧‧Chain

92‧‧‧ sprocket

93‧‧‧Polymer elastomer

94‧‧‧Waterproof film

Figure 1: Schematic diagram of the implementation of the conventional nylon waterproof zipper.

Figure 2: Schematic diagram of the structure of a conventional nylon waterproof zipper.

Fig. 3 is a schematic view showing the implementation of the preferred embodiment of the present invention when a molten polymer is applied.

Figure 4 is a schematic view showing the structure before cutting the anti-seepage filling body in the preferred embodiment of the present invention.

Figure 5 is a schematic view showing the structure after cutting the anti-seepage filling body in the preferred embodiment of the present invention.

Figure 6 is a schematic view showing the structure of a second waterproof layer after molding another embodiment of the present invention.

1‧‧‧Chain

1a‧‧‧ first surface

1b‧‧‧ second surface

1c‧‧‧ third surface

2‧‧‧ sprocket

3‧‧‧Anti-seepage filling body

4‧‧‧First waterproof layer

K‧‧‧ cutting tool

Claims (9)

The invention relates to a method for preparing a nylon waterproof zipper, comprising the steps of: preparing a nylon zipper comprising a two-chain fabric, wherein the two-chain fabrics respectively have a first surface and a second surface, and the second fabric of each of the two The surface is coupled with a sprocket, the sprocket of the two-chain cloth meshes with each other; the molten polymer is infiltrated and fills the gap between the two-segment teeth and covers the first surface of the two-chain cloth; a nylon zipper solidifies a high molecular polymer filled in the meshing gap of the two-chain tooth to form an anti-seepage filling body, and solidifies a polymer covering the first surface of the two-chain cloth to form a first waterproof a layer, and the impervious filling body is integrally connected with the first waterproof layer; and the impervious filling body is cut by a cutting tool to obtain a nylon waterproof zipper. The method of manufacturing a nylon waterproof zipper according to claim 1, wherein the cutting tool is located at an engagement center of the two-chain teeth to cut the anti-seepage filler. The method for manufacturing a nylon waterproof zipper according to claim 1 or 2, wherein a molten polymer is coated on the first surface of the two-chain fabric after applying a layer of adhesive. The first surface of the two-chain cloth. The method for manufacturing a nylon waterproof zipper according to claim 1 or 2, wherein a molten polymer is coated on the second surface of the two-chain cloth to solidify and form a second after cooling. Waterproof layer. The method for manufacturing a nylon waterproof zipper as described in claim 4, And applying a layer of adhesive to the second surface of the two-chain cloth, so that the molten polymer covers the second surface of the two-chain cloth. The method for manufacturing a nylon waterproof zipper according to claim 3, wherein a molten polymer is coated on the second surface of the two-chain fabric to solidify to form a second waterproof layer after cooling. . The method for manufacturing a nylon waterproof zipper according to claim 6, wherein a molten polymer is coated on the second chain after applying a layer of adhesive on the second surface of the two-chain cloth. The second surface of the cloth. The method for manufacturing a nylon waterproof zipper according to claim 1 or 2, wherein each of the chain fabrics further has a third surface connecting the first surface and the second surface, wherein the third surface of the two-chain cloth is opposite And have a preset spacing and are not connected. The method for manufacturing a nylon waterproof zipper according to claim 3, wherein each of the chain fabrics further has a third surface connecting the first surface and the second surface, and the third surface of the two-chain cloth is opposite and has The preset spacing is not connected.