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CN114009899B - Three-dimensional fly-weaving vamp with high elasticity and production process thereof - Google Patents

Three-dimensional fly-weaving vamp with high elasticity and production process thereof Download PDF

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Publication number
CN114009899B
CN114009899B CN202111360901.8A CN202111360901A CN114009899B CN 114009899 B CN114009899 B CN 114009899B CN 202111360901 A CN202111360901 A CN 202111360901A CN 114009899 B CN114009899 B CN 114009899B
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layer
vamp
fuse
tissue
fly
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CN114009899A (en
Inventor
陈新林
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Fujian Runrun Technology Co ltd
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Fujian Runrun Technology Co ltd
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    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
    • A43B23/02—Uppers; Boot legs
    • A43B23/0245—Uppers; Boot legs characterised by the constructive form
    • A43B23/026—Laminated layers
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B1/00—Footwear characterised by the material
    • A43B1/02—Footwear characterised by the material made of fibres or fabrics made therefrom
    • A43B1/04—Footwear characterised by the material made of fibres or fabrics made therefrom braided, knotted, knitted or crocheted
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
    • A43B23/02—Uppers; Boot legs
    • A43B23/0205—Uppers; Boot legs characterised by the material
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
    • A43B23/02—Uppers; Boot legs
    • A43B23/0245—Uppers; Boot legs characterised by the constructive form
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
    • A43B23/02—Uppers; Boot legs
    • A43B23/0245—Uppers; Boot legs characterised by the constructive form
    • A43B23/0255—Uppers; Boot legs characterised by the constructive form assembled by gluing or thermo bonding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/10—Interconnection of layers at least one layer having inter-reactive properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/02—Coating on the layer surface on fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/26—Polymeric coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0292—Polyurethane fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/51—Elastic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/554—Wear resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B32B2307/7265—Non-permeable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2437/00—Clothing
    • B32B2437/02—Gloves, shoes

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Knitting Of Fabric (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

The invention discloses a three-dimensional fly-knitted vamp with high elasticity, which comprises a woven and knitted matrix tissue layer and a vamp tissue layer, wherein the matrix tissue layer and the vamp tissue layer are respectively of a double-layer tissue structure, the matrix tissue layer is formed by weaving a colored yarn layer and a low-fuse layer, the vamp tissue layer is formed by weaving a TPU yarn layer and a low-fuse layer, and the matrix tissue layer and the vamp tissue layer are combined by hot-pressing fusion bonding of two corresponding low-fuse layers to form a fly-knitted vamp; the low-fuse layer is provided with a plurality of concave cavities in a matched mode, the concave cavities are internally provided with partition pad bodies, the partition pad bodies and the low-fuse are not fused, and when the low-fuse layer is subjected to hot-pressing fusion bonding, the partition pad bodies enable the concave cavities to form a bubble cavity. The invention also discloses a production process of the fly-knitted vamp. The fly-knitted vamp obtained by the invention has higher elasticity, better protection wear resistance and more stable integrity, and further breaks through and innovates the prior art.

Description

Three-dimensional fly-weaving vamp with high elasticity and production process thereof
Technical Field
The invention relates to the field of design and production of fly-knitted vamps, in particular to a three-dimensional fly-knitted vamp with high elasticity and a production process thereof.
Background
The types of vamp materials and structural types are very numerous, but a completely new structural type of vamp material appeared in the 2012 market: the fly-knitting vamp material is a new vamp material innovation after cloth, leather and leather. The fly-knitted vamp is a vamp which is formed by integrally knitting and is designed by a plurality of special yarns through computer programming in advance by applying the knitting technology of textile industry, and the vamp has the greatest characteristics of portability, fitting feeling and air permeability and is mainly applied to the vamp of casual sports shoes.
However, the integral vamp of the fly-knitted vamp still needs technical breakthroughs and innovations in the aspects of water resistance, oil resistance, wear resistance, elasticity and the like, so that the vamp can be better applied to the requirements of different vamp materials.
Chinese patent: the TPU fly-knitted vamp (CN 109853253B) has the characteristic of high elasticity and smoothness of TPU yarns, and the TPU vamp is coated with a polyurethane surface layer, so that the TPU fly-knitted vamp has the characteristics of moisture permeability, water resistance and high wear resistance, and the material characteristics of the fly-knitted vamp are further broken through and innovated.
Chinese patent: a three-dimensional fly-weaving vamp (CN 212814743U) is disclosed, the technical scheme has the advantages that the vamp has three-dimensional effect by weaving a multi-layer vamp layer structure, wrinkles are not easy to occur, the shaping effect is good, and meanwhile, the permeability and perspiration effect of the vamp can be improved through mesh openings.
In the prior art, the structure and the characteristics of the fly-knitted vamp are correspondingly researched, and corresponding achievements are obtained, but the high elasticity and the whole piece of fabric characteristics of the fly-knitted vamp still need to be further broken through and innovated. According to the technical scheme, the fly-weaving vamp structure is further improved, so that the three-dimensional fly-weaving vamp with higher elasticity, better protection wear resistance and more stable integrity is obtained, and further breakthroughs and innovations of the prior art are achieved.
Disclosure of Invention
The invention discloses a three-dimensional fly-weaving vamp with high elasticity and a preparation method thereof, and mainly aims to overcome the defects and the shortcomings in the prior art.
The technical scheme adopted by the invention is as follows:
The three-dimensional fly-knitted vamp with high elasticity comprises a woven and knitted matrix tissue layer and a vamp tissue layer, wherein the matrix tissue layer and the vamp tissue layer are respectively of a double-layer tissue structure, the matrix tissue layer is formed by weaving a colored yarn layer and a low-fuse layer, the vamp tissue layer is formed by weaving a TPU yarn layer and a low-fuse layer, and the matrix tissue layer and the vamp tissue layer are combined by hot-pressing fusion bonding of the two corresponding low-fuse layers to form the fly-knitted vamp; the low-fuse layer is provided with a plurality of concave cavities in a matched mode, the concave cavities are internally provided with partition pad bodies in a matched mode, the partition pad bodies are not fused with the low-fuse, and when the low-fuse layer is subjected to hot-pressing fusion bonding, the partition pad bodies enable the concave cavities to form a bubble cavity.
Still further, the recessed cavities are not disposed in communication with each other.
Still further, the concave cavity is a circular cavity structure.
Further, the outer surface of the vamp tissue layer is also coated with a polyurethane coating.
Furthermore, the bottom surface of the spacing pad body is provided with an adhesive surface, and the spacing pad body is movably attached and fixed in the concave cavity through the adhesive surface.
Further, the spacing pad is a foam.
A production process of a three-dimensional fly-knitted vamp with high elasticity, which comprises the following specific steps:
step one: weaving a matrix tissue layer, namely weaving the matrix tissue layer by using a computer flat knitting machine, wherein the matrix tissue layer comprises an upper layer and a lower layer, the bottom layer is a colored yarn layer, the upper layer is a low-fuse layer, and a plurality of concave cavities are matched on the low-fuse layer on the upper layer;
Step two: weaving vamp tissue layers, namely weaving the vamp tissue layers by a computerized flat knitting machine, wherein the vamp tissue layers comprise an upper layer and a lower layer, the bottom layer is a low-fuse layer, and the upper layer is a TPU yarn layer;
Step three: paving the phase-separated cushion bodies, paving the phase-separated cushion bodies in the concave cavities of the matrix tissue layers in a matched mode, and correspondingly paving the vamp tissue layers on the matrix tissue layers in a matched mode;
step four: the matrix tissue layer and the vamp tissue layer which are paved in the third step are subjected to hot-pressing fusion through a hot press, and the lower fuse layers on the matrix tissue layer and the vamp tissue layer are mutually fused, so that the matrix tissue layer and the vamp tissue layer are bonded and compounded, and meanwhile, as the separation pad body and the lower fuse layers are not mutually fused, the concave cavity forms a bubble cavity in the hot-pressing fusion;
Step five: and (3) coating a polyurethane layer, and coating a polyurethane coating on the TPU outer surface layer of the compounded fly-knitted vamp to finish and obtain the fly-knitted vamp.
Further, the temperature of the hot pressing melting in the step four is 80-150 ℃, and the hot pressing time is 30-60 seconds.
Furthermore, the spacing pad in the third step is a foam.
As can be seen from the above description of the present invention, the present invention has the following advantages compared with the prior art:
According to the invention, the concave cavity is woven on the low-fuse wire layer of the matrix tissue layer, and then the space cushion body which is not fused with the low-fuse wire layer is arranged in the concave cavity in a cushioning manner, so that the concave cavity forms a bubble cavity when the matrix tissue layer and the vamp tissue layer are fused by hot pressing, the bubble cavity is distributed in the fly-knitted vamp, the elastic force of the vamp is improved, and the fly-knitted vamp can be better processed and applied. Meanwhile, the polyurethane coating is coated on the outer surface of the vamp tissue layer, so that the waterproof and wear-resistant properties of the vamp are further improved, and the fly-knitted vamp has better performance characteristics.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic cross-sectional view of the present invention.
Detailed Description
Specific embodiments of the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 and 2, the three-dimensional fly-knitted vamp with high elasticity comprises a base body tissue layer 1 and a vamp tissue layer 2 which are woven and knitted, wherein the base body tissue layer 1 and the vamp tissue layer 2 are respectively of a double-layer tissue structure, the base body tissue layer 1 is formed by weaving a colored yarn layer 11 and a low-fuse layer 12, the vamp tissue layer 2 is formed by weaving a TPU yarn layer 21 and a low-fuse layer 12, and the base body tissue layer 1 and the vamp tissue layer 2 are combined by hot-pressing fusion bonding through two corresponding low-fuse layers 12 to form a fly-knitted vamp; the low-fuse layer 12 is provided with a plurality of concave cavities 121 in a matched manner, the concave cavities 121 are internally provided with a phase-separated cushion body 3 in a matched manner, the phase-separated cushion body 3 and the low-fuse 121 are not fused, and when the low-fuse layer 12 is subjected to hot-pressing fusion bonding, the phase-separated cushion body 3 enables the concave cavities 121 to form a bubble cavity.
Still further, the concave cavities 121 are not disposed in communication with each other.
Still further, the concave cavity 121 has a circular cavity structure.
Further, the outer surface of the upper tissue layer 2 is also coated with a polyurethane coating 23.
Furthermore, an adhesive surface is disposed on the bottom surface of the isolating pad body 3, and the isolating pad body 3 is movably attached and fixed in the concave cavity 121 through the adhesive surface.
Further, the isolating pad 3 is a foam.
A production process of a three-dimensional fly-knitted vamp with high elasticity, which comprises the following specific steps:
step one: weaving a matrix tissue layer, namely weaving the matrix tissue layer by using a computer flat knitting machine, wherein the matrix tissue layer comprises an upper layer and a lower layer, the bottom layer is a colored yarn layer, the upper layer is a low-fuse layer, and a plurality of concave cavities are matched on the low-fuse layer on the upper layer;
Step two: weaving vamp tissue layers, namely weaving the vamp tissue layers by a computerized flat knitting machine, wherein the vamp tissue layers comprise an upper layer and a lower layer, the bottom layer is a low-fuse layer, and the upper layer is a TPU yarn layer;
Step three: paving the phase-separated cushion bodies, paving the phase-separated cushion bodies in the concave cavities of the matrix tissue layers in a matched mode, and correspondingly paving the vamp tissue layers on the matrix tissue layers in a matched mode;
step four: the matrix tissue layer and the vamp tissue layer which are paved in the third step are subjected to hot-pressing fusion through a hot press, and the lower fuse layers on the matrix tissue layer and the vamp tissue layer are mutually fused, so that the matrix tissue layer and the vamp tissue layer are bonded and compounded, and meanwhile, as the separation pad body and the lower fuse layers are not mutually fused, the concave cavity forms a bubble cavity in the hot-pressing fusion;
Step five: and (3) coating a polyurethane layer, and coating a polyurethane coating on the TPU outer surface layer of the compounded fly-knitted vamp to finish and obtain the fly-knitted vamp.
Further, the temperature of the hot pressing melting in the step four is 80-150 ℃, and the hot pressing time is 30-60 seconds.
Furthermore, the spacing pad in the third step is a foam.
As can be seen from the above description of the present invention, the present invention has the following advantages compared with the prior art:
According to the invention, the concave cavity is woven on the low-fuse wire layer of the matrix tissue layer, and then the space cushion body which is not fused with the low-fuse wire layer is arranged in the concave cavity in a cushioning manner, so that the concave cavity forms a bubble cavity when the matrix tissue layer and the vamp tissue layer are fused by hot pressing, the bubble cavity is distributed in the fly-knitted vamp, the elastic force of the vamp is improved, and the fly-knitted vamp can be better processed and applied. Meanwhile, the polyurethane coating is coated on the outer surface of the vamp tissue layer, so that the waterproof and wear-resistant properties of the vamp are further improved, and the fly-knitted vamp has better performance characteristics.
The foregoing is merely illustrative of specific embodiments of the present invention, and the design concept of the present invention is not limited thereto, and any insubstantial modifications made by the present invention shall fall within the scope of the present invention.

Claims (7)

1. A production process of a three-dimensional fly-weaving vamp with high elasticity is characterized in that: the fly-knitted vamp comprises a woven matrix tissue layer and a vamp tissue layer, wherein the matrix tissue layer and the vamp tissue layer are respectively of a double-layer tissue structure, the matrix tissue layer is formed by weaving a colored yarn layer and a low-fuse layer, the vamp tissue layer is formed by weaving a TPU yarn layer and a low-fuse layer, and the matrix tissue layer and the vamp tissue layer are combined through hot-pressing fusion bonding of the two corresponding low-fuse layers, and the fly-knitted vamp is formed; the low-fuse layer is provided with a plurality of concave cavities in a matched mode, the concave cavities are internally provided with partition pad bodies in a matched mode, the partition pad bodies are not fused with the low-fuse, and when the low-fuse layer is subjected to hot-pressing fusion bonding, the partition pad bodies enable the concave cavities to form a bubble cavity;
The production process comprises the following specific steps:
Step one: weaving a matrix tissue layer, namely weaving the matrix tissue layer by using a computer flat knitting machine, wherein the matrix tissue layer comprises an upper layer and a lower layer, the bottom layer is a colored yarn layer, the upper layer is a low-fuse layer, and a plurality of concave cavities are matched on the low-fuse layer on the upper layer;
Step two: weaving vamp tissue layers, namely weaving the vamp tissue layers by a computerized flat knitting machine, wherein the vamp tissue layers comprise an upper layer and a lower layer, the bottom layer is a low-fuse layer, and the upper layer is a TPU yarn layer;
Step three: paving the phase-separated cushion bodies, paving the phase-separated cushion bodies in the concave cavities of the matrix tissue layers in a matched mode, and correspondingly paving the vamp tissue layers on the matrix tissue layers in a matched mode;
step four: the matrix tissue layer and the vamp tissue layer which are paved in the third step are subjected to hot-pressing fusion through a hot press, and the lower fuse layers on the matrix tissue layer and the vamp tissue layer are mutually fused, so that the matrix tissue layer and the vamp tissue layer are bonded and compounded, and meanwhile, as the separation pad body and the lower fuse layers are not mutually fused, the concave cavity forms a bubble cavity in the hot-pressing fusion;
step five: coating a polyurethane layer, namely coating a polyurethane coating on the TPU outer surface layer of the compounded fly-knitted vamp to finish and obtain the fly-knitted vamp;
the outer surface of the vamp tissue layer is also coated with a polyurethane coating.
2. The process for producing a three-dimensional fly-knitted vamp with high elasticity according to claim 1, wherein the process comprises the following steps: the concave cavities are not communicated with each other.
3. The process for producing a three-dimensional fly-knitted vamp with high elasticity according to claim 2, wherein the process comprises the following steps: the concave cavity is of a circular cavity structure.
4. The process for producing a three-dimensional fly-knitted vamp with high elasticity according to claim 1, wherein the process comprises the following steps: an adhesive surface is arranged on the bottom surface of the spacing pad body, and the spacing pad body is movably attached and fixed in the concave cavity through the adhesive surface.
5. The process for producing a three-dimensional fly-knitted vamp with high elasticity according to claim 1, wherein the process comprises the following steps: the spacing pad body is a foaming body.
6. The process for producing a three-dimensional fly-knitted vamp with high elasticity according to claim 1, wherein the process comprises the following steps: the temperature of hot pressing melting in the step four is 80-150 ℃, and the hot pressing time is 30-60 seconds.
7. The process for producing a three-dimensional fly-knitted vamp with high elasticity according to claim 1, wherein the process comprises the following steps: and the spacing pad body in the third step is a foaming body.
CN202111360901.8A 2021-11-17 2021-11-17 Three-dimensional fly-weaving vamp with high elasticity and production process thereof Active CN114009899B (en)

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CN107927997A (en) * 2017-12-15 2018-04-20 特步(中国)有限公司 The sole of bubble type foaming built in a kind of cold burden and its preparation production technology

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