TWI835676B - Waterproof shoes manufacturing method - Google Patents

Abstract

A method for manufacturing waterproof shoes, which at least includes: preparation of shoe fabrics, filling joints, applying a waterproof layer, and turning over the finished product. The waterproof layer is formed through a single-layer impregnation method. The waterproof layer can be used for cloth materials, Leather material and other products, and the waterproof layer is turned inward to form the wearing side, and the cloth material or leather material of the product is the outer side, so that the waterproof shoes retain the aesthetic appearance of the appearance, and the waterproof layer is used to achieve the The shoe covers are waterproof, and when holes or pinholes are caused by wearing and use, repair glue and tape can be used to repair them, which helps to improve the durability of the structure, while reducing costs and improving production efficiency. By.

Description

Waterproof shoes manufacturing method

The present invention relates to a method of manufacturing shoes, in particular to a method of manufacturing waterproof shoes.

It is known that common waterproof shoes on the market have a three-layer waterproof structure, with an outer layer, a middle waterproof layer, and an inner layer. However, the manufacturing methods and procedures of the aforementioned waterproof shoes are too complicated, and the steps are quite labor-intensive and time-consuming. The shoe last must complete the steps of putting on the inner sock body, covering the inner sock body with adhesive, preliminary shaping of the inner sock body, putting on the waterproof cover, covering the adhesive with the waterproof cover, putting on the outer sock body, drying, combining and assembling operations, etc. After multiple processes, the three-dimensional socks and shoes can be separated from the shoe last and the next waterproof shoe can be manufactured. This will cause each shoe last to spend a lot of time on producing one shoe, which will reduce the production efficiency and greatly reduce the production efficiency. This greatly increases the manufacturing cost; in addition, since the waterproof layer of conventional waterproof shoes is between the outer layer and the inner layer, if it is damaged and causes water leakage, not only is it difficult to find the damage and crack, but it is also impossible to repair it, which lacks practicality and is obviously There is a need for improvement.

In view of this, the inventor has many years of experience in the manufacturing, development and design of related products. After detailed design and careful evaluation in view of the above goals, he finally arrived at a truly practical invention.

The technical problem to be solved by the present invention is to provide a waterproof shoe manufacturing method in view of the above-mentioned deficiencies in the existing technology, which at least includes: shoe fabric preparation, joint filling operation, application of waterproof layer, and inversion of the finished product. The above-mentioned The detailed steps are as follows: Shoes Fabric preparation: Cut a shoe fabric from a cloth material or leather material, and then use the shoe fabric to form a shoe cover through any one of the processes of sewing, pasting, and heat cutting; joint filling operation: check the above Whether there are obvious pores in the shoe cover, the pores mainly come from the joint gaps between the shoe fabrics, and then a glue liquid is filled in the pores by any method such as spraying, wiping, coating, etc., and then dried and hardened; apply To make a waterproof layer: Apply a waterproof glue solution to the surface of the above-mentioned shoe covers by dipping, coating or spraying, and then dry and harden them to form a waterproof layer on the surface; turn over the finished product, and finally put The above-mentioned shoe cover is turned over, and the surface with the waterproof layer is turned inward to form the inner lining of the shoe cover, and at the same time, the surface retaining the fabric structure is turned out to form the outer layer of the shoe cover.

Preferably, the glue material for filling the joints is at least one of natural latex, PVC, PU, and acrylic.

Preferably, a heat sealing strip can be added to the joint filling operation to fit the pores.

Preferably, the joint filling operation can use a heat sealing strip to fit the pores, instead of the glue filling the pores.

Preferably, the process of applying the waterproof layer can be divided into different heights depending on the needs. The height range of the waterproof layer is between 1cm and 100cm from the bottom of the shoe cover, and the waterproof glue solution material is At least one of the materials including natural latex, PVC, PU, TPU and acrylic.

Preferably, after the waterproof layer is applied, a thickening and reinforcing operation can be added. The thickening and reinforcing operation is to impregnate the bottom of the shoe cover in an elastic glue to form a thickened layer. The thickness of the thick layer ranges from 1cm to 50cm from the bottom of the shoe cover.

Preferably, the waterproof shoes include two layers of shoe covers, one of which has a waterproof layer as the inner lining, and the other of the shoe covers has a waterproof layer as the outer layer. The outer layer of the shoe cover with the waterproof layer is placed inside the inner layer as the waterproof layer. In the shoe cover, the waterproof layers of the two shoe covers are bonded together, and at the same time, the inner lining with fabric tissue contacts the feet, further increasing the thickness of the waterproof shoe and the comfort of wearing it.

Preferably, after the shoe cover is turned over, a shoe sole can be pasted and fixed on the bottom of the shoe cover.

Comparing the effects of the prior art: The waterproof shoes of the present invention form the waterproof layer through a single-layer impregnation method. The waterproof layer can be used for products such as cloth materials and leather materials, and the waterproof layer is turned inward to form the wearing side, and the product The cloth material or leather material is the outer side, so that the waterproof shoes maintain the aesthetic appearance, and the waterproof layer is used to achieve the waterproof purpose of the shoe cover, and when wearing and use causes holes or pinholes, Repair glue and tape can be reused for repair, which helps to improve the durability of the structure, while reducing costs and improving production efficiency.

10: Cloth material

10a: Leather material

11: Shoe fabric

110: Shoe covers

111:pore

112:Waterproof layer

113: Thickening layer

114:sole

20: Anti-splash agent

30: Shoe last

40:Glue

50: Repair fluid

60:Waterproof glue solution

70: Elastic glue

[Figure 1] is a block diagram of the manufacturing steps of the present invention.

[Figure 2] is a schematic diagram of the shoe upper preparation of the present invention.

[Figure 3] is a schematic diagram of the water-repellent treatment and joint filling operation of the present invention.

[Figure 4] is a schematic diagram of the moisture-permeable repair fluid treatment operation of the present invention.

[Figure 5] is a schematic diagram of the waterproof layer of the present invention.

[Figure 6] is a schematic diagram of the flipped finished product of the present invention.

[Figure 7] is a schematic diagram of adding thickening and reinforcing operations after the waterproof layer operation of the present invention.

[Figure 8] is a schematic diagram of an embodiment of a two-layer shoe cover according to the present invention.

[Figure 9] is a schematic diagram of the bottom of the shoe cover of the present invention where the sole is adhered.

In order to enable your review committee to have a further understanding and understanding of the purpose, characteristics and effects of the present invention, please cooperate with the [Brief Description of Drawings] to elaborate as follows:

First of all, as shown in Figure 1, a waterproof shoe manufacturing method includes at least: shoe fabric preparation, water-repellent treatment, joint filling operation, moisture-permeable repair solution treatment operation, application of waterproof layer, and inverted finished product The detailed procedures for the above steps are as follows:

Shoe fabric preparation: As shown in Figure 2, a shoe fabric 11 is obtained by cutting at least any kind of cloth material 10 such as knitted, plain woven and non-woven fabrics, and the surface material 10 is at least one layer, and then The shoe fabric 11 is formed into a shoe cover 110 by any one of the process methods including sewing, pasting, and thermal cutting;

Anti-repellent treatment: As shown in Figure 3, the above shoe cover 110 is soaked in an anti-repellent agent 20 that can reduce surface tension or capillarity. The time of soaking in the anti-repellent agent is more than 5 minutes until the shoe cover 110 Until the siphon phenomenon does not occur on the surface, it is then dehydrated and placed on a shoe last 30 for drying and shaping;

Joint filling work: As shown in Figure 3, check whether there are obvious pores 111 in the shoe cover 110. The pores 111 mainly come from the joint gaps between the shoe fabrics 11, and then use any method such as spraying, wiping and coating to One way is to fill the pores 111 with a glue liquid 40, and then dry and harden it. The glue liquid 40 is made of at least one material such as natural latex, PVC, PU, and acrylic;

Moisture-permeable repair liquid treatment operation: continued as shown in Figure 4, apply a repair liquid 50 on the surface of the shoe cover 110 by spraying, wiping, smearing, etc., to further repair the surface of the shoe cover 110 and improve the tightness between the shoe cover 110 and the waterproof layer.

Applying the waterproof layer: As shown in Figure 5, the above-mentioned shoe cover 110 is covered with a waterproof glue solution 60 on the surface by any method of dipping, coating or spraying. The waterproof glue solution 60 is At least one material such as natural latex, PVC, PU, TPU and acrylic is then dried and hardened to form a waterproof layer 112 on the surface of the shoe cover 110, and the waterproof layer can be differentiated according to needs. For processes with different heights, the height range of the waterproof layer 112 is between 1cm and 100cm from the bottom of the shoe cover 110 upward;

Inverted finished product: As shown in Figure 6, the above-mentioned shoe cover 110 is finally turned over, and the surface with the waterproof layer 112 is turned inward to form the inner lining of the shoe cover 110, while retaining the cloth surface. The surface of the material 10 is everted to form the outer layer of the shoe cover 110 .

Secondly, the joint filling operation can be replaced by a heat sealing strip (not shown) that is attached to the hole 111. To further explain, the heat sealing strip is adhered to the hole 111 in the form of a patch. Sealing to achieve the filling and waterproofing effect at the seams.

Furthermore, after the waterproof layer is applied, a thickening and reinforcing operation can be added. As shown in Figure 7, the thickening and reinforcing operation involves impregnating the bottom of the shoe cover 110 with an elastic glue. Within 70 seconds, a thickened layer 113 is formed at the bottom of the shoe cover 110 to enhance the wear resistance of the bottom of the shoe cover 110 and resist bending and cracking. The height of the thickened layer 113 is from the bottom of the shoe cover 110 upward. Between 1cm~50cm.

The waterproof shoes are made using another material, which is mainly used in leather materials 10a such as artificial leather, synthetic leather, genuine leather, etc. Since the surface of the leather material 10a has no gaps, there is no concern about leakage and has a basic water-repellent effect. Therefore, the water-repellent treatment and moisture-permeable repair solution treatment can be eliminated. The production method at least includes: preparation of shoe fabrics, filling of joints, application of waterproof layer, and turning over the finished product. The detailed procedures for the above steps are as follows:

Preparation of shoe fabric: As shown in Figures 1 and 2, a shoe fabric 110 is obtained by cutting any leather material 10a such as artificial leather, synthetic leather, or genuine leather, and then the shoe fabric 110 is sewn, Forming a shoe cover by any one of the process methods, such as pasting and heat cutting;

Joint filling operation: As shown in Figure 3, check whether there are obvious pores 111 in the shoe cover 110. The pores 111 mainly come from the joint gaps between the shoe fabrics, and then use any method such as spraying, wiping and coating. The method is to fill the pores with a glue liquid 40, and then put it on a shoe last 30 to be dried and hardened;

Applying the waterproof layer: As shown in Figure 5, the above-mentioned shoe cover 110 is covered with a waterproof glue solution 60 on the surface by any method of dipping, coating or spraying. The waterproof glue solution 60 is At least one material such as natural latex, PVC, PU, TPU and acrylic is then dried and hardened to form a waterproof layer 112 on the surface of the shoe cover 110, and the waterproof layer can be differentiated according to needs. For processes with different heights, the height range of the waterproof layer 112 is between 1cm and 100cm from the bottom of the shoe cover 110 upward;

Inverted finished product: As shown in Figure 6, the above-mentioned shoe cover 110 is finally turned over, and the surface with the waterproof layer 112 is turned inward to form the inner lining of the shoe cover 110, while retaining the cloth surface. The surface of the material 10 is everted to form the outer layer of the shoe cover 110 .

Secondly, in the joint filling operation, a heat sealing strip can be added to fit the pores (not shown), or a heat sealing strip can be used alone to fit the pores (not shown) instead of the glue to fill the pores. The method further explains that the heat sealing strip is a tape-like product with an adhesive function, and then the heat sealing strip is used to adhere and seal the pore 111 in a patch manner to reach the seam. The filling waterproof effect.

Furthermore, after the above-mentioned waterproof layer is applied, a thickening and reinforcing operation can be added. As shown in Figure 7, the thickening and reinforcing operation is to immerse the bottom of the shoe cover 110 in an elastic glue 70, so that a thickened layer 113 is formed at the bottom of the shoe cover 110 to enhance the strength of the shoe cover. The thickness of the thickened layer 113 is between 1cm and 50cm from the bottom of the shoe cover 110 upward.

The composition embodiment of the waterproof shoes can be seen from Figure 8. The waterproof shoes include two layers of shoe covers 110. One of the waterproof layers 112 of the shoe covers 110 is the inner lining, and the waterproof layer 112 of the other shoe cover 110 is the inner lining. Layer 112 is the outer layer. The shoe cover 110 with the waterproof layer 112 on the outer layer is placed into the shoe cover 110 with the waterproof layer 112 on the inside. Accordingly, the waterproof layers 112 of the two shoe covers 110 are bonded together, and at the same time, the fabric 10 is used. The inner surface of the shoe cover 110 contacts the feet to further increase the thickness and comfort of the waterproof shoes. In addition, the shoe cover 110 can be put into a toe reinforcing sleeve (not shown) at the toe position to increase the waterproofness of the shoes. the safety.

Another embodiment of the waterproof shoe can be seen as shown in Figure 9. After the shoe cover 110 is turned over and finished, a sole 114 can be glued and fixed on the bottom of the shoe cover 110.

Through the structure of the above specific embodiment, the following benefits can be obtained: the waterproof shoe system of the present invention uses a single-layer impregnation method to form the waterproof layer 112. The waterproof layer 112 can be used for products such as cloth materials, leather materials, etc., and The waterproof layer 112 is turned inward to form the wearing side, and the cloth material or leather material of the product is the outer side, so that the waterproof shoes maintain the aesthetic appearance of the waterproof shoes, and the waterproof layer 112 is used to achieve the waterproof purpose of the shoe cover 110 , and when holes or pinholes are caused by wear and use, repair glue and tape can be used to repair them, which helps to improve the durability of the structure, while reducing costs and improving production efficiency.

To sum up, the present invention has indeed achieved a breakthrough structural design, has improved inventive content, and can achieve industrial applicability and progress, and the present invention has not been seen before. Any publication is novel and must comply with the relevant provisions of the Patent Law. If you file an invention patent application in accordance with the law, we sincerely pray for the review committee of the Jun Bureau to grant you legal patent rights. We express our deepest prayers.

The above is only one of the preferred embodiments of the present invention, and should not be used to limit the scope of the present invention; that is, all equivalent changes and modifications made according to the patent scope of the present invention should still belong to the present invention. within the scope covered by the patent.

10: Cloth material

10a: Leather material

Claims (8)

A method for manufacturing waterproof shoes, which at least includes: preparation of shoe fabric, water repellent treatment, joint filling operation, moisture permeable repair solution treatment operation, application of waterproof layer, and reversing of the finished product. The detailed steps of the above steps are as follows: Shoe fabric Preparation: Cut a shoe fabric from at least any kind of cloth material such as knitted, plain woven and non-woven fabrics, and then use the shoe fabric to form a shoe cover through any one of the process methods such as sewing, pasting and heat cutting; water-repellent treatment : The above-mentioned shoe covers are soaked in an anti-repellent agent that can reduce the surface surface tension or capillarity. The soaking time of the anti-repellent agent is more than 5 minutes until the siphon phenomenon does not occur on the surface of the shoe covers, and then dehydrated and put on. Place it on a shoe last to dry and shape; fill the joints: Check whether there are obvious pores in the above shoe covers. The pores mainly come from the joint gaps between shoe fabrics, and then use any method such as spraying, wiping, coating, etc. The glue liquid is filled in the pores, and then dried and hardened; the moisture-permeable repair liquid treatment operation is to apply a repair liquid on the surface of the above-mentioned shoe cover by spraying, wiping, smearing, etc., and further repairing the shoe cover. The gaps on the surface of the shoe cover can be improved and the adhesion between the shoe cover and the waterproof layer can be improved. Applying the waterproof layer: Apply a waterproof glue solution to the surface of the shoe cover by dipping, coating or spraying. on the shoe cover, and then dried and hardened to form a waterproof layer on the surface; the finished product is turned over: finally, the above-mentioned shoe cover is turned over, and the surface with the waterproof layer is turned inward to form the inner lining of the shoe cover, while retaining the The surface of the fabric tissue is everted to form the outer layer of the shoe cover. The manufacturing method of waterproof shoes according to claim 1, wherein the glue material for filling the joints is at least one of natural latex, PVC, PU, and acrylic. The method for manufacturing waterproof shoes as claimed in claim 1, wherein a heat sealing strip can be added to the joint filling operation to fit the pores. The manufacturing method of waterproof shoes according to claim 1, wherein the joint filling operation can use a heat sealing strip to fit the pores, instead of the glue filling the pores. The manufacturing method of waterproof shoes as described in claim 1, wherein the process of applying the waterproof layer can be divided into different heights depending on the needs, and the height range of the waterproof layer is between 1cm and 100cm from the bottom of the shoe cover upwards. time, and the waterproof glue solution material is at least one of natural latex, PVC, PU, TPU and acrylic. The manufacturing method of waterproof shoes as described in claim 1, wherein after the waterproof layer is applied, a thickening and reinforcing operation can be added. The thickening and reinforcing operation is to impregnate the bottom of the shoe cover with an elastic glue. A thickened layer is formed inside, and the height of the thickened layer is between 1cm and 50cm from the bottom of the shoe cover upward. The manufacturing method of waterproof shoes as described in claim 1, wherein the waterproof shoes include two layers of shoe covers, one of which has a waterproof layer as the inner lining, and the other of the shoe covers has a waterproof layer as the outer layer, and the outer layer has a waterproof layer The shoe cover is placed in a shoe cover with a waterproof layer inside, whereby the waterproof layers of the two shoe covers are joined together, and at the same time, the inner lining with fabric tissue contacts the feet, further increasing the thickness of the waterproof shoe and the comfort of wearing it. Spend. The manufacturing method of waterproof shoes as described in claim 1, wherein after the shoe cover is turned over and finished, a sole can be pasted and fixed on the bottom of the shoe cover.

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