CN207604568U - A kind of secondary MD soles of multi-level multi-density - Google Patents
A kind of secondary MD soles of multi-level multi-density Download PDFInfo
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- CN207604568U CN207604568U CN201721702902.5U CN201721702902U CN207604568U CN 207604568 U CN207604568 U CN 207604568U CN 201721702902 U CN201721702902 U CN 201721702902U CN 207604568 U CN207604568 U CN 207604568U
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- lamella
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- intermediate film
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Abstract
Disclosed by the utility model is a kind of secondary MD soles of multi-level multi-density, if including the big backsheet layer of shoes, the MD midsoles lamella of dried layer different densities one step foaming and intermediate film lamella, intermediate film lamella is layed between the big backsheet layer of the shoes and MD midsole lamellas and is layed between the two MD midsole lamellas, the upper surface of the big backsheet layer of shoes be coarse frictional surface features, MD mediellas level to the big backsheet layer of the shoes and in face of another MD midsoles lamella while be respectively coarse frictional surface features.The sole of the utility model include shoes outsole and different colours, density multilayer in bottom, soles middle layer is collectively formed using bottom in the multilayer of different densities difference pliability, sole is set to have more elasticity, pliability and comfort level, hardness and the polychrome requirement for also ensuring sole simultaneously, more meet production and the market demand of modern footwear material.
Description
Technical field
The utility model relates to the production field of footwear material, more specifically a kind of secondary MD of multi-level multi-density
Sole.
Background technology
Material currently used for athletic shoe sole production mainly has PVC, PU, EVA and TPU, TPU therein to be dashed forward by what performance
Go out and have environmentally friendly concept, starts to show up prominently.PVC's is cheap, but when temperature is low be hardened it is easy to break split, when temperature is high again
Easily soften, and there is medical research to prove that PVC can discharge harmful dioxin, the large-scale sporting goods manufacturer of advanced country
Such as NIKE is gradually with the material substitutions such as TPU PVC;PU material weights are light, heat-resist, abrasion resistance is good, long lifespan, price
It is relatively low, but the cost of investment of special project is high (machine, mold and raw material), and finished product is difficult to recycle again;The flexibility of EVA,
Elastic good, chemicals-resistant and tinctorial property are excellent, and technology is relatively ripe, and EVA expanded materials are widely applied very much
In footwear material field, but EVA wearabilities are poor, are easy by scratching or abrasion, and its waterproof and moisture permeability is poor, influences shoes
Quality and the service life.And TPU has many advantages, such as that strong wearability, tensile strength and elongation at break height, against weather are good, although
In hardness, weight and Shortcomings in price.
As the midsole shoe material of medium-to-high grade shoes, EVA expanded materials, EVA foaming bodies is typically used not only to have soft
The excellent physical features such as toughness, elasticity is good, and its chemicals-resistant and tinctorial property are excellent, are the splendid of medium-to-high grade sole
Midsole selection, still, different colours, different densities midsole EVA foaming bodies between be that can not carry out bonding company by hot pressing
It connects, the two needs to be bonded by the third medium.Chinese patent Authorization Notice No. is one disclosed in CN 204994741U
Kind mould internal pressure is integrally formed double-color sole, and double-color sole is utilized in MD midsoles and unvulcanized rubber disclosed in the technical solution
Be sticked the third medium between piece, i.e. rubber plastic film layer, is then integrated by hot-forming in mold, forms double-color sole,
Since the material of both half finished rubber piece outsole and the MD midsoles of EVA is different, structure is also different from density, when them
When carrying out hot pressing, only its edge or along side just will appear pressing extend when both occur colour contamination, the two is in hot pressing
Be not in the problem of mutually mixing color.
But when the film layer application that centre is sticked is laid in two MD of different densities and color between bottom, due to
The material of bottom is identical in two kinds of MD, structure is close, and only color and expansion density are different, so they are pressed in second heat
When, foaming extend and hardening process in it is easy to appear two layers of MD in color between bottom mutually mix color problem, seriously
Ground affects the quality and quality of sole.
Utility model content
Disclosed by the utility model is a kind of secondary MD soles of multi-level multi-density, and main purpose is to overcome existing
Technology above shortcomings and disadvantage.
Technical solution disclosed by the utility model is as follows:
A kind of secondary MD soles of multi-level multi-density, if including the big backsheet layer of shoes, dried layer different densities one step foaming
MD midsoles lamella and intermediate film lamella, the intermediate film lamella be layed in the big backsheet layer of the shoes and MD midsoles lamella it
Between and be layed between the two MD midsole lamellas, the upper surface of the big backsheet layer of shoes is coarse frictional surface features, institute
State MD mediellas level to the big backsheet layer of the shoes and in face of another MD midsoles lamella while be respectively coarse friction
Surface texture, the big backsheet layer of the shoes, intermediate film lamella and MD midsole lamellas are pressed and are integrally formed by disposable thermal,
And the intermediate film lamella first melts in hot pressing and forms a hot melt adhesive layers afterwards.
Further, the shape of the shape and size of the intermediate film lamella and the MD midsoles lamella and the big backsheet layer of shoes
Shape and size are adapted setting.
Further, the thickness of the intermediate film lamella is 0.15-0.3mm.
Further, the MD midsoles lamella has one layer, the MD midsoles lamella, the big backsheet layer of shoes and intermediate film lamella
Color and density it is different each other.
Further, the MD midsoles lamella has two layers, each MD midsoles lamella, the big backsheet layer of shoes and the intermediate film lamella
Color and density it is different each other.
Further, the intermediate film lamella is times in hot melt film, TPU membrane or the stearic EVA film of transparent material
Meaning is a kind of.
Further, the material that the big backsheet layer of the shoes uses is arbitrary in the rubber material of high abrasion or TPU materials
It is a kind of.
Further, the material that the MD midsoles lamella uses is EVA foaming body material.
By the above-mentioned description to the utility model it is found that compared to the prior art, the utility model has the advantage of:
1, the sole of the utility model include shoes outsole and different colours, density multilayer in bottom, utilize different densities
Soles middle layer is collectively formed in bottom in the multilayer of different pliabilitys, so that sole is had more elasticity, pliability and comfort level, together
When also ensure hardness and the polychrome requirement of sole, more meet production and the market demand of modern footwear material.
2, the utility model between the big backsheet layer of shoes and MD midsole lamellas and between two MD midsole lamellas by being laid with
Intermediate film lamella, and the intermediate film lamella first melts when carrying out hot pressing and re-forms a hot melt adhesive layers afterwards, profit
With the low feature of its heat fusion joint, the hot melt adhesive layers of approximate liquid are formed after melting, preferably carry out adhesive effect;Meanwhile it should
Intermediate film lamella can be avoided using any one in hot melt film, TPU membrane or stearic EVA film in melting well
The problem of color mutually being mixed between the big backsheet layer of shoes and MD midsole lamellas or between two MD midsole lamellas.
3, the utility model not only realizes the multiple-layer polychromatic requirement of sole, but also is avoided while ensureing sole quality
The problem of occurring mutually to mix color between bottom in difference similar in structure and material improves the quality of sole, and it is single to change tradition
The footwear sole construction of bottom in layer makes sole be more suitable for people and wears use, more Comfortable attractive.
Description of the drawings
Fig. 1 is the structural decomposition diagram of the utility model.
Fig. 2 is the side structure schematic view of the utility model.
Specific implementation mode
Illustrate with reference to the accompanying drawings to further explain specific embodiment of the present utility model.
As depicted in figs. 1 and 2, a kind of secondary MD soles of multi-level multi-density, including the big backsheet layer 1 of shoes, two layers of difference
The MD midsoles lamella 2 and intermediate film lamella 3 of density one step foaming, the intermediate film lamella 3 are layed in the shoes outsole
It between lamella 1 and MD midsoles lamella 2 and is layed between the two MD midsoles lamella 2, the upper surface of the big backsheet layer of the shoes 1
For coarse frictional surface features, the MD mediellas level 2 is to the one side of the big backsheet layer of the shoes 1 and in face of another MD mediellas
The one side of layer 2 is respectively coarse frictional surface features, the big backsheet layer 1 of the shoes, intermediate film lamella 3 and MD midsoles lamella 2
It is pressed and is integrally formed by disposable thermal, and the intermediate film lamella 3 is first melted to form one afterwards and heat in hot pressing and be glued
Close layer.
Further, the shape and size of the intermediate film lamella 3 and the MD midsoles lamella 2 and the big backsheet layer of shoes 1
Shape and size be adapted setting.
Further, the thickness of the intermediate film lamella 3 is 0.15-0.3mm.
The color and density of each MD midsoles lamella 2, the big backsheet layer 1 of shoes and intermediate film lamella 3 are different each other.
Further, the intermediate film lamella 3 is times in hot melt film, TPU membrane or the stearic EVA film of transparent material
Meaning is a kind of.
Further, the material that the big backsheet layer of the shoes 1 uses is arbitrary in the rubber material of high abrasion or TPU materials
It is a kind of.
Further, the material that the MD midsoles lamella 2 uses is EVA foaming body material.
The sole of the utility model include shoes outsole and different colours, density multilayer in bottom, not using different densities
Soles middle layer is collectively formed with bottom in the multilayer of pliability, so that sole is had more elasticity, pliability and comfort level, simultaneously
Hardness and the polychrome requirement for also ensuring sole, more meet production and the market demand of modern footwear material.
During the utility model between the big backsheet layer of shoes and MD midsole lamellas and between two MD midsole lamellas by being laid with
Between film lamina, and the intermediate film lamella first melts when carrying out hot pressing and re-forms a hot melt adhesive layers afterwards, utilizes
Its heat fusion joint low feature forms the hot melt adhesive layers of approximate liquid, preferably carries out adhesive effect after melting;Meanwhile in this
Between film lamina using any one in hot melt film, TPU membrane or stearic EVA film, can avoid shoes well in melting
Big the problem of mutually mixing color between backsheet layer and MD midsole lamellas or between two MD midsole lamellas.
The utility model not only realizes the multiple-layer polychromatic requirement of sole, but also avoids finishing while ensureing sole quality
The problem of occurring mutually to mix color between bottom in difference similar in structure and material improves the quality of sole, changes conventional monolayers
The footwear sole construction of middle bottom makes sole be more suitable for people and wears use, more Comfortable attractive.
The above is only the specific embodiments of the present invention, but the design concept of the utility model is not limited merely to
This, it is every that the utility model is improved with carrying out unsubstantiality using this design, it should belong to and invade the utility model protection
The behavior of range.
Claims (8)
1. a kind of secondary MD soles of multi-level multi-density, it is characterised in that:If including the big backsheet layer of shoes, dried layer different densities one
The MD midsoles lamella and intermediate film lamella of secondary foaming, the intermediate film lamella are layed in the big backsheet layer of the shoes and MD
It between backsheet layer and is layed between the two MD midsole lamellas, the upper surface of the big backsheet layer of shoes is coarse friction surface
Structure, the MD mediellas level to the big backsheet layer of the shoes and in face of another MD midsoles lamella while be respectively thick
Rough frictional surface features, the big backsheet layer of the shoes, intermediate film lamella and MD midsoles lamella pass through disposable thermal pressing and one
It is body formed, and the intermediate film lamella first melts in hot pressing and forms a hot melt adhesive layers afterwards.
2. a kind of secondary MD soles of multi-level multi-density according to claim 1, it is characterised in that:The intermediate film
The shape and size of lamella are adapted setting with the shape and size of the MD midsoles lamella and the big backsheet layer of shoes.
3. a kind of secondary MD soles of multi-level multi-density according to claim 2, it is characterised in that:The intermediate film
The thickness of lamella is 0.15-0.3mm.
4. a kind of secondary MD soles of multi-level multi-density according to claim 1, it is characterised in that:The MD mediellas
Layer has one layer, and the color and density of the MD midsoles lamella, the big backsheet layer of shoes and intermediate film lamella are different each other.
5. a kind of secondary MD soles of multi-level multi-density according to claim 1, it is characterised in that:The MD mediellas
Layer has two layers, and the color and density of each MD midsoles lamella, the big backsheet layer of shoes and intermediate film lamella are different each other.
6. a kind of secondary MD soles of multi-level multi-density according to claim 1, it is characterised in that:The intermediate film
Lamella is any one in hot melt film, TPU membrane or the stearic EVA film of transparent material.
7. a kind of secondary MD soles of multi-level multi-density according to claim 1, it is characterised in that:The big egative film of shoes
The material that layer uses is any one in the rubber material of high abrasion or TPU materials.
8. a kind of secondary MD soles of multi-level multi-density according to claim 1, it is characterised in that:The MD mediellas
The material that layer uses is EVA foaming body material.
Priority Applications (1)
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CN201721702902.5U CN207604568U (en) | 2017-12-10 | 2017-12-10 | A kind of secondary MD soles of multi-level multi-density |
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CN201721702902.5U CN207604568U (en) | 2017-12-10 | 2017-12-10 | A kind of secondary MD soles of multi-level multi-density |
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CN207604568U true CN207604568U (en) | 2018-07-13 |
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CN201721702902.5U Expired - Fee Related CN207604568U (en) | 2017-12-10 | 2017-12-10 | A kind of secondary MD soles of multi-level multi-density |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113831580A (en) * | 2021-10-22 | 2021-12-24 | 中山市志捷鞋业技术服务有限公司 | Double-hardness insole and preparation method thereof |
-
2017
- 2017-12-10 CN CN201721702902.5U patent/CN207604568U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113831580A (en) * | 2021-10-22 | 2021-12-24 | 中山市志捷鞋业技术服务有限公司 | Double-hardness insole and preparation method thereof |
CN113831580B (en) * | 2021-10-22 | 2023-02-21 | 中山市志捷鞋业技术服务有限公司 | Double-hardness insole and preparation method thereof |
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Granted publication date: 20180713 Termination date: 20181210 |
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CF01 | Termination of patent right due to non-payment of annual fee |