TWM507196U - Hydraulic pressure-resistant zipper sealed by waterproof adhesion - Google Patents

Description

Waterproof packing and water pressure resistant zipper

This creation is about a waterproof nylon zipper, especially a waterproof and waterproof zipper that is easy to produce and has a superior waterproof effect.

Among the various methods for manufacturing various waterproof zippers known at present, the simplest method is a method of immersing a water repellency agent on a zipper tape, which can reduce the adhesion of moisture, but has the disadvantage that the water repellency effect cannot be sustained. Other different practices, such as the Republic of China No. 503715 "Flame-tight zipper" announcement patent case, this zipper must be matched with a special zipper head, can not be used with the general zipper head, so the scope of application is limited, and the popularity is not good.

Moreover, as disclosed in the "Waterproof Slide Fastener and Manufacturing Method Thereof" of the U.S. Patent No. 6,427,294, the waterproof layer of the waterproof zipper is a multi-layer composite film, and the waterproof film is composed of a high temperature melting layer and The low-temperature melting layer is combined; wherein the high-temperature molten layer is outside, and has a waterproof effect, and the low-temperature molten layer is attached to the zipper tape. The disadvantage is that the cost of manufacturing the multilayer composite film is relatively high, the relative unit price is increased, and the market acceptance is relatively low.

Another example is the patent of the Republic of China No. I220106, "The zipper method for making the waterproof layer penetrate into the tape and its finished product". As shown in Fig. 1, it is glued on the zipper by roller coating, and then dried. , the film, and the like to form the waterproof zipper 100 having the waterproof layer 130 on the back of the tape 110, 120. However, since the back of the left and right two pieces of the tape 110, 120 of the waterproof zipper 100 need to be sewn to make the process close, Too complicated; in addition, the tightness of the two pieces of cloth 110, 120 has its limitations, can not withstand high water pressure, easy to seep, and poor wear resistance.

In view of the above-mentioned deficiencies, the main purpose of the present invention is to provide a waterproof and rubber-filled pressure-resistant zipper, which is aimed at the aforementioned technical deficiencies, and it is advantageous to pass through the glue by leaving a distance between the nylon zipper and the second cloth. In the way, the nylon zipper and the monofilament gap are protected by the colloid, and the waterproof layer is prepared, the process is simple and the economic feasibility is high, and the waterproof packing and the water-resistant zipper are effectively prevented. Water penetration can increase product value and create a considerable degree of economic benefit.

In order to achieve the above object, according to the present invention, a waterproof rubber-filled and pressure-resistant pressure zipper includes two symmetrical and left and right adjacent cloth belts, each of which has a convex center line on the surface, and two nylon sprocket teeth are made of monofilaments. The center line of the winding is formed into a spiral hollow shape, and then separately sewn on each cloth belt, the two nylon chain teeth can be meshed with each other, and the back side of the second cloth belt has a waterproof layer, and the waterproof layer is generated by the waterproof glue and the rubber film. The combination of plasticizing and sealing, the waterproof and water-resistant zipper is characterized in that: when the two nylon sprocket teeth are engaged with each other, the second cloth belt has a groove with a width of 0.5-1.5 mm (mm). The colloid is filled into the groove and covers the two nylon sprocket and its hollow portion.

Therefore, the present invention is convenient for allowing the colloid to easily enter the nylon sprocket and its monofilament gap by simply pulling apart the distance between the nylon zipper tapes to a certain extent, and simply and surely achieve the waterproofing of the glue. The effect can be eliminated from the conventional waterproof zipper cloth with insufficient adhesion and the need for complicated reproduction, which simplifies the process and reduces the manufacturing cost. Moreover, the creation can also be used in the process of forming the monofilament of the two nylon sprocket, including The rubber strip is coated on the hollow portion of the monofilament, which helps to improve the waterproof effect when the nylon zipper is tightly closed.

The details and techniques of this creation are explained below with reference to the drawings.

In order to clearly disclose the technical features of the waterproof rubber-filled and water-resistant zipper disclosed in the present invention, specific embodiments will be set forth below to explain the technical features of the present invention in detail, and at the same time, the technical features are highlighted.

According to the creation of the waterproof and rubber-filled water-resistant zipper made by the method of filling and waterproofing, please refer to the 2A and 2B drawings, respectively, to illustrate the creation of the back of the tape and the filling of the surface of the tape. Implementation aspects. As shown in FIG. 2A, the nylon zipper 200 includes two symmetrical and left and right adjacent tapes 210 and 220. The surfaces of the tapes 210 and 220 respectively have convex center lines 211 and 221, and the nylon sprocket 212 and 222 are single. The wire winding center lines 211, 221 are formed into a spiral hollow shape, and are respectively sewn on the tapes 210, 220, and the state in which the nylon sprocket teeth 212, 222 are engaged with each other is shown in the figure. At this time, the tape 210, A groove 230 having an appropriate pitch width (described in detail later) between 220, and the colloid 240 fills the groove 230 between the tapes 210, 220 and enters the monofilament gap of the nylon fastener teeth 212, 222. And the waterproof layer 250 covers the back of the tapes 210, 220 and the grooves 230 filled with the colloid 240. As shown in FIG. 2B, the colloid 240 is filled by the nylon sprocket 212, 222 of the nylon zipper 200, so that the nylon sprocket 212, 222 and its monofilament gap are filled first, and then the groove 230 is filled. .

In the continuation, the process steps of the manufacturing method of the waterproof rubber-filled and water-resistant zipper disclosed in the present invention are described in detail.

Referring to FIG. 3, the waterproof sealing zipper resistant water pressure zipper manufacturing apparatus includes a feeding device 10, a gluing device 20, a gluing device 30, a film coating device 40, and a deriving device 50. The glue filling device 20 is disposed adjacent to the feeding device 10, the glue applying device 30 is disposed adjacent to the glue filling device 20, the film coating device 40 is disposed adjacent to the glue applying device 30, and the exporting device 50 is disposed adjacent to the film coating device 40.

First, a nylon zipper 200 is provided. As shown in FIG. 4A, the nylon zipper 200 includes two symmetrical belts 210 and 220 adjacent to each other, and the surfaces of the tapes 210 and 220 respectively have convex center lines 211 and 221; The waterproof structure is better, and the textured structure of the tapes 210 and 220 needs to be woven to prevent the rubber material from penetrating the tapes 210 and 220 during the subsequent back coating, so that the backs of the tapes 210 and 220 are not glossy. The nylon sprocket teeth 212 and 222 are formed into a spiral hollow shape by the monofilament winding center lines 211 and 221, and are respectively sewn on the cloth belts 210 and 220. The nylon sprocket teeth 212 and 222 can pass through the zipper head (not shown). Under the action of the intermeshing, the nylon zipper 200 is closed. Among them, in the sewing, it is necessary to control the distance between the two cloth belts 210, 220 according to different zipper specifications, so as to conveniently fill the waterproof colloid to fill the monofilament gap of the nylon sprocket 212, 222. Specifically, the tapes 210 and 220 have a width d of 0.5-1.5 mm (mm) when the nylon zipper 200 is closed to form the groove 230. In practice, the nylon zipper 200 provided by the present invention has the aforementioned two pieces. The range of the pitch width d of the tapes 210, 220 is roughly applicable and sequentially corresponds to the zipper specifications of No. 3-10 (according to the size of nylon fasteners) on the market.

In addition, as shown in FIG. 4B, the nylon zipper 300 of another embodiment of the present invention may further include strips 313, 323 which are respectively wrapped in the hollow portions of the monofilaments of the nylon fastener elements 312, 322. The nylon zipper 300 is formed by using a monofilament of a nylon zipper 312, 322 in a molding process, and a rubber or rubber strip 313, 323 is added beside the forming needle to form a spiral along the screw, and the spiral is coated on the monofilament. Inside the hollow. The design of the additional strips 313, 323 can help to improve the waterproof performance of the finished zipper finished products. However, in order to clarify the technical features of the present invention, only the implementation of the nylon zipper 200 will be described below. Please refer to other examples.

Then, the nylon zipper 200 is taken out through the feed roller 12 through the roller 11 of the feeding device 10, and the nylon zipper 200 is continuously provided.

Then, the nylon zipper 200 enters the gluing device 20, and the gluing device 20 includes the spout 21 and the mold 22. As shown in FIG. 5A, the tapes 210, 220 of the nylon zipper 200 face down, and the back It is disposed upward in the mold 22, and the glue used for filling the glue is filled into the groove 230 between the tapes 210 and 220 by the discharge nozzle 21, and the glue can cover the two nylon fastener elements 211, 221 And its hollow parts. Further, as shown in FIG. 5B, the tapes 210 and 220 of the nylon zipper 200 may be disposed with the back surface facing downward and the surface facing upward, and the colloid may be filled into the groove 230 via the nylon fastener elements 211 and 221, or may be filled. Achieve the same effect. The colloid used in this creation can be silicone or thermoplastic polyurethane (TPU) soft gel. After that, the nylon zipper 200 can first be cooled by the cooling device 23 to solidify, and the solidification of the colloid can achieve the purpose of sealing and waterproofing.

Then, the glued nylon zipper 200 enters the gumming device 30, and the waterproof glue is uniformly applied to the back of the tapes 210 and 220 of the nylon zipper 200, and then scraped flat by a doctor blade or a roller. In the present invention, the waterproof glue may be a polyurethane (PU) gel, and the glue application device 30 may be provided in plural (as shown in FIG. 3 as two, but the practice is not limited thereto) The amount of the waterproof glue can completely cover the back of the tape 210, 220 of the nylon zipper 200, and block the capillary hole to achieve the purpose of coating.

Then, the glued nylon zipper 200 will enter the filming device 40, and the film 90 will be attached to the waterproof glue on the back of the tape 210, 220 of the nylon zipper 200, wherein the film 90 can be a general PU film or environmentally friendly. A film, such as a thermoplastic polyurethane (TPU) film. Further, the film coating apparatus 40 includes a heating device 41, and the nylon zipper 200 to which the adhesive film 90 is attached can be heated to bond the adhesive film 90 and the waterproof rubber to form a waterproof layer.

After that, the nylon zipper 200 that completes the back surface waterproof layer after the film is applied enters the derivation device 50, and is pressed against the nylon zipper 90 by the pressure roller 51 to seal the waterproof layer with the nylon zipper 200, and then blown by the drying device 52 by heat. The drying method is carried out, and the waterproof layer and the colloid are cut along the middle portion of the nylon fastener elements 211 and 221 by the cutter 53 to separate the two cloth belts 210 and 220, thereby obtaining the waterproof filling of the present invention. The glue is tightly pressed against the water pressure zipper and exported.

It should be added that the present invention uses a nylon zipper 200 having centerlines 211, 221, which is woven with the yarn compared to the woven zipper, and the nylon sprocket 212 of the nylon zipper 200 of the present invention, The nylon monofilament of 222 and the tape 210, 220 are originally separated, and then fixed together by sewing, and the nylon monofilament is supported by the center line 211, 221 in the middle. The difference between the two is that the nylon zipper 200 of the present invention is relatively soft, has a low cost, and has a high production speed. It is very suitable for making an economically viable waterproof rubber-filled and tight-resistance water-resistant zipper by means of filling; in contrast, if the woven zipper passes through the filling process, The production cost is too high, the nylon fastener element is not soft after being filled, and the difficulty in producing the finished product is high.

In summary, the waterproof padding and water-resistant zipper proposed by the present invention are different from the conventional two-belt tape of the waterproof zipper, and the distance between the two tapes is pulled to To a certain extent, to form a groove of appropriate width, so that the colloid can be directly poured into the nylon sprocket and its monofilament gap from the groove, and then the waterproof layer on the back side of the tape can be formed by applying glue and film to make the nylon zipper simple. And effectively prevent water from penetrating, eliminating the predicament that the conventional process is too complicated and the waterproof effect is not good; in addition, by adding the rubber strip inside the nylon sprocket monofilament, the waterproof performance of the zipper can be made longer. Excellent, and able to provide excellent waterproofing under continuous long-term use.

The present invention has been described above with reference to the preferred embodiments thereof, and is not intended to limit the present invention. Any person skilled in the art can make some changes and refinements without departing from the spirit and scope of the present invention. The scope of protection of the creation shall be subject to the definition of the scope of the patent application attached.

10‧‧‧Feeding device
11‧‧‧Roller
12‧‧‧feed trough
20‧‧‧Glue filling device
21‧‧‧Outlet
22‧‧‧Mold
23‧‧‧ Cooling device
30‧‧‧Glue applicator
40‧‧‧ filming device
41‧‧‧ heating device
50‧‧‧Exporting device
51‧‧‧Pressure roller
52‧‧‧Drying device
53‧‧‧Cutting knife
90‧‧‧film
100‧‧‧Waterproof zipper
110, 120‧‧‧ cloth belt
130‧‧‧Waterproof layer
200‧‧‧Nylon zipper
210, 220‧‧‧ cloth tape
211, 221‧‧‧ center line
212, 222‧‧‧Nylon sprocket
230‧‧‧ trench
240‧‧‧colloid
250‧‧‧Waterproof layer
300‧‧‧Nylon zipper
312, 322‧‧‧Nylon sprocket
313, 323‧‧‧ strips
D‧‧‧pitch width

Fig. 1 is a schematic cross-sectional view showing a conventional waterproof zipper. 2A and 2B are schematic cross-sectional structural views of the waterproof and rubber-filled water-resistant zipper provided by the present invention, and respectively illustrate the embodiment of the backing of the tape and the surface of the tape. Fig. 3 is a schematic view showing a manufacturing apparatus for waterproofing and sealing a water-resistant zipper. 4A and 4B are schematic cross-sectional views showing two embodiments of the nylon zipper produced by the present invention. Fig. 5A and Fig. 5B are schematic cross-sectional structural views of the gluing device provided by the present invention, and respectively illustrate the operation of the back surface of the tape and the surface of the tape.

200‧‧‧Nylon zipper

210, 220‧‧‧ cloth tape

211, 221‧‧‧ center line

212, 222‧‧‧Nylon sprocket

230‧‧‧ trench

240‧‧‧colloid

250‧‧‧Waterproof layer

Claims (7)

A waterproof rubber-filled and pressure-resistant water-resistant zipper, comprising two symmetrical and left and right adjacent belts, each of the belt belts has a convex center line, and the two nylon sprocket systems are formed by winding a single thread into the spiral Hollow-shaped, and then separately sewn on each of the tapes, the two nylon sprocket systems can be meshed with each other, and the back of the second tape has a waterproof layer, and the waterproof layer is heated by a waterproof glue and a film. The combination of plasticization and water-repellent pressure-resistant zipper is characterized in that: when the two nylon sprocket teeth are meshed with each other, the second cloth belt has a groove having a pitch width of 0.5-1.5 mm (mm). a groove, and a glue system fills the groove and covers the two nylon sprocket and its hollow portion. The waterproof rubber-filled and water-resistant zipper according to the above item 1, wherein the colloid is a silicone rubber or a thermoplastic polyurethane (TPU) soft rubber. The water-repellent adhesive-sealing water-resistant zipper according to the above item 1, wherein the hollow portion of the monofilament is further covered with a rubber strip, and the rubber strip is made of rubber or silicone rubber. The waterproof rubber-filled water-resistant zipper according to claim 1, wherein the waterproof rubber is a polyurethane (PU) gel. The waterproof rubber-filled pressure-resistant zipper according to the above item 1, wherein the film is a TPU film or a PU film. The waterproof rubber-filled pressure-resistant zipper according to the above item 1, wherein the waterproof adhesive is disposed between the second tape and the film. The waterproof rubber-filled pressure-resistant zipper according to claim 1, wherein the waterproof layer and the rubber system are separated along the middle of the two nylon fastener elements.