CN106617481A - Integrally formed shoe sole made from raw rubber and EVA and production method thereof - Google Patents
Integrally formed shoe sole made from raw rubber and EVA and production method thereof Download PDFInfo
- Publication number
- CN106617481A CN106617481A CN201611002642.0A CN201611002642A CN106617481A CN 106617481 A CN106617481 A CN 106617481A CN 201611002642 A CN201611002642 A CN 201611002642A CN 106617481 A CN106617481 A CN 106617481A
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- Prior art keywords
- rubber
- eva
- sole
- integrally formed
- raw
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Links
- 238000004519 manufacturing process Methods 0.000 title abstract description 6
- 239000000463 material Substances 0.000 claims abstract description 54
- 238000005187 foaming Methods 0.000 claims description 21
- 210000001161 mammalian embryo Anatomy 0.000 claims description 17
- 238000007731 hot pressing Methods 0.000 claims description 15
- 150000001875 compounds Chemical class 0.000 claims description 11
- 239000003292 glue Substances 0.000 claims description 10
- 238000002360 preparation method Methods 0.000 claims description 10
- 238000004073 vulcanization Methods 0.000 claims description 5
- 239000013536 elastomeric material Substances 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 4
- 230000000704 physical effect Effects 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 238000010009 beating Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 238000009472 formulation Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000004513 sizing Methods 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 238000005469 granulation Methods 0.000 claims 1
- 230000003179 granulation Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 239000006260 foam Substances 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 11
- 238000004806 packaging method and process Methods 0.000 abstract description 2
- 230000003247 decreasing effect Effects 0.000 abstract 3
- 239000002994 raw material Substances 0.000 abstract 2
- 238000005299 abrasion Methods 0.000 abstract 1
- 230000002265 prevention Effects 0.000 abstract 1
- 238000009966 trimming Methods 0.000 abstract 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 10
- 238000007493 shaping process Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical group CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000002257 embryonic structure Anatomy 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229920001038 ethylene copolymer Polymers 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 125000005647 linker group Chemical group 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/04—Plastics, rubber or vulcanised fibre
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/12—Soles with several layers of different materials
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/14—Soles; Sole-and-heel integral units characterised by the constructive form
- A43B13/22—Soles made slip-preventing or wear-resisting, e.g. by impregnation or spreading a wear-resisting layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D35/00—Producing footwear
- B29D35/12—Producing parts thereof, e.g. soles, heels, uppers, by a moulding technique
- B29D35/14—Multilayered parts
- B29D35/142—Soles
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The invention discloses an integrally formed shoe sole made from the raw rubber and the EVA and a production method thereof, comprising an out sole and a middle sole. The integrally formed shoes sole made from the raw rubber with different materials and the EVA foam is arranged on the out sole and the middle sole. Because the rubber material used in the sidewall of the shoe sole is thin enough, the inner side of the shoe sole with comfortable feeling is made from the comparable rubber skin and the EVA products. The integrally formed shoe sole made from the raw rubber and the EVA foam in the new process adopts a mould which is hot compacted inside the same molded module made from the raw rubber materials and the EVA foam raw materials. At the same of reducing the mould cost, one operation made from the RB and the other operation made from EVA are abolished. The mould has the advantages of decreasing the operations of the trimming, the packaging management and the multiple cementing combinations, effectively reducing the labor cost as well as decreasing the energy and the material cost. The our sole is made from the particularly thin raw materials with small consumption of the rubber, decreasing the weight of the shoe sole and meeting the requirements of slip prevention and abrasion resistance.
Description
Technical field
The present invention relates to shoe-making process technical field, and in particular to a kind of raw rubber and the integrally formed soles of EVA and system
Make method.
Background technology
With the development and the continuous progress of scientific level of social economy, people for footwear comfortableness and security often
The requirement that there has also been the performances such as more requirements, such as on-slip, wear-resisting, damping and lighting to footwear improves constantly, and footwear make
With classification more refinement, the footwear of various professional purposes are because of different use environments, and the physical property requirement to footwear is also different.Shoe soles slip stopping,
Wear-resisting, lightweight is footwear material development trend.Traditional manufacturing process flow cannot simultaneously meet on-slip, wear-resisting, lightweight these requirements；
Simultaneously than more complicated, operation is more, and power consumption is big for manufacturing process.
In conventional footwear material, rubber with its wear-resisting and on-slip Jing frequently as sole big bottom（Contact with ground）, and EVA sends out
The middle bottom component frequently as sole with its lightweight and good compression Jing is steeped, both combinations can simultaneously meet on-slip, wear-resisting, light
Matter these requirements.But current way substantially carries out respectively bottom in the big bottom of the vulcanization of rubber and EVA foaming, then uses glue bonding group
The complete sole of synthesis, when bottom in needing rubber sole that EVA is entirely encased as outer bottom, due to the rubber sole abutment wall for making
Can not possibly too thin and glue bonding process of bottom in weight that cannot effectively mitigate rubber sole, and rubber sole and EVA foaming
Complex, the production time is long, and input manpower and materials are more, are also easy to come unglued, and becomes the restraining factors for making such product.
The content of the invention
The integrally formed sole it is an object of the invention to provide a kind of raw rubber and EVA foam, possesses that operation is few, energy consumption
Less, the features such as on-slip, wear-resisting, lightweight, to solve the problems, such as above-mentioned background technology in propose.The present invention is also provided on a kind of making
The preparation method for stating sole.
For achieving the above object, the present invention provides following technical scheme：A kind of raw rubber is integrally formed with EVA expanded materials
Sole, including the big bottom of footwear and midsole, in forming process, the combination of bi-material is by ERB films as intermediary, it is not necessary to tradition
Glue laminating operation.And the larger rubber mass weight accounting of proportion is little as far as possible, and the less EVA expanded materials weight of proportion
Amount accounting is big as far as possible.
Foam in integrally formed sole in above-mentioned raw rubber and EVA, the raw rubber at the big bottom of the footwear by with midsole
The simultaneously hot-press vulcanization shaping in same mould of EVA expanded materials.
The preparation method for providing a kind of raw rubber and the integrally formed sole of EVA foaming, comprises the following steps：
S1. sole abutment wall is made：Rubber mass is kneaded according to formula in internal mixer it is uniform, then the material piece that mill is gone out into
The raw stock of 1.5 ~ 2mm of thickness, then this raw stock is covered press and pass through the roller for being heated to 90～100 DEG C with ERB pieces
To be fully bonded to form the compound film of bi-material together, finally using the corresponding die of sole abutment wall to this compound film
Carry out being cut into compound rubber abutment wall material；
S2. midsole is made：EVA material are kneaded uniformly according to special formulation in internal mixer, comminutor is then put into and is made
Grain, then made granule is carried out into big small powder ratio mixing in product expansion ratio, by weight weighing needed for the shaping of middle bottom simultaneously
Hot-pressing and foaming in the thick embryo mould in bottom in input, after waiting the cooling of EVA foamed products, surface beating cloth wheel is carried out to product to be fabricated to just tool
Foam thick embryo at the middle bottom of shape；
S3. the big bottom of footwear is made：Rubber sole is produced with banbury and mill according to rubber sole physical property standard and formula
Green glue stock, and with corresponding press cutting into the thick embryo of rubber sole；
S4. it is integrally formed：The thick embryo of the rubber sole of S3 processing procedures is put into into mould intracavity bottom, ERB thin slices is placed into and is given
The thick embryo of rubber sole is covered, starts hydraulic press matched moulds, with middle plate precompressed 20 seconds, middle plate was taken in die sinking away, removes bottom raw rubber material
The flash that edge hot pressing is formed, has now made the rubber sole of the compound ERB films for meeting mold bottom shape；Then by S1
The compound rubber abutment wall material of processing procedure is put into mould along dies cavity edge, then the thick embryo of middle bottom foaming made by S2 is pressed into into rubber
In the mould inner chamber that big bottom and abutment wall material are surrounded, it is allowed to bottom and closely ties with rubber sole material, edge and rubber abutment wall material
Close, last matched moulds carries out hot pressing；
S5. after matched moulds hot pressing 9 minutes (150 ~ 200 DEG C), sizing 7 minutes of colding pressing is carried out, product shoes bottom is taken out in die sinking.
Above-mentioned raw rubber refers to the mixing of rubber material of unvulcanized bridge formation, including the thick embryo of rubber-sole；Above-mentioned ERB is emerging
Rise a kind of the of patenting and combine film for the hot pressing response type that rubber is combined with EVA foaming products.
In the preparation method that a kind of above-mentioned raw rubber and EVA foam integrally formed sole, the thickness of the raw stock
Can select within the scope of the following：1.5~2mm.The more thin then sole weight made by meaning of raw stock is lighter, but excessively thin raw stock
It is to be not enough to obtain the rubber texture needed for outer bottom.
In the preparation method that above-mentioned raw rubber and EVA foam integrally formed sole, the temperature of hot pressing in the step 5
Degree can be selected within the scope of the following：150~200℃.
A kind of raw rubber and the integrally formed sole of EVA foaming, including the big bottom of footwear and midsole are provided；In the midsole
One layer of rubber sidewall layer is enclosed with the outer ledge hot pressing at the big bottom of footwear.
Foam in integrally formed sole in above-mentioned raw rubber and EVA, the big bottom of the footwear is existed with bottom material in EVA foaming
It is molded by hot-press vulcanization in same block forming die, the moulded products of taking-up are to include bottom in rubber sole and EVA foaming
Final sole product.
Beneficial effects of the present invention：
1. this raw rubber and EVA foam integrally formed sole, and traditional handicraft will adopt two molds, a set of for making rubber
Big bottom, it is a set of for making EVA foaming post formings in bottom；This method only uses one set of die, makes raw rubber material and EVA foaming
Thick embryo is hot-forming in same block forming die, it is possible to reduce die cost.
2. sole is integrally formed using raw rubber and EVA foaming, bottom is integrally formed with raw rubber outer bottom in EVA foaming, subtracts
Bottom in rubber sole and EVA foaming is lacked and has made two subjobs of shaping respectively, while reducing every subjob needs deburring, whole
Reason packaging and the repeatedly action of brush coating combination, effectively reduce cost of labor, reduce energy cost and reduce material cost.
3. raw rubber can be made with the integrally formed sole of EVA foaming, sole and abutment wall using very thin raw rubber, reduce
Rubber consumption, because the proportion of elastomeric material is much larger than EVA expanded materials, it is possible to reduce the overall weight of sole, obtaining
EVA expanded materials excellent comfort while, rubber outward appearance can be reached again and bottom on-slip, wear-resisting etc. are required.
4. raw rubber and EVA foam integrally formed sole, because tying rubber and EVA products by ERB materials
Close, traditional glue laminating operation has been abandoned completely, except greatly in addition to improve production efficiency can more meeting more strict ring
Guaranteed request.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the sectional view of the present invention；
Fig. 3 is the process chart of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-3 are referred to, in the embodiment of the present invention,
A kind of raw rubber and the integrally formed soles of EVA are provided, the big bottom of footwear is provided with（16）And sidewall layer（11）, this two material
It is rubber, and midsole（2）Material be EVA（Principal component is vinyl acetate polyethylene and ethylene copolymers）.
The big bottom of footwear（16）Insert mould in advance, cover matched moulds after same size ERB film, by preliminary hot-forming,
After rejecting the rubber flash that hot pressing is produced, by foaming thick embryo in bottom in EVA（2）With cover ERB films and unvulcanized raw rubber
Glue abutment wall（11）, then to insert in same mould and carry out hot-press vulcanization shaping, traditional handicraft adopts two molds, a set of for making
Make rubber sole, it is a set of for making EVA post formings in bottom；New technology only uses one set of die, raw rubber material and the thick embryos of EVA
It is hot-forming in same block forming die, it is hot-forming during existing elastomeric material sulfidization molding, also have elastomeric material
Complete to combine by ERB with EVA material, can so reduce die cost, EVA is integrally formed with raw rubber, reduces rubber
Two subjobs that bottom makes respectively in big bottom and EVA, while reducing every subjob needs deburring, finishing and packing and multiple brush coating
The action of combination, effectively reduces cost of labor, reduces energy cost and reduces material cost, and more traditional glue laminating is more accorded with
Close strict environmental requirement.
The preparation method for providing a kind of raw rubber and the integrally formed soles of EVA, is described with reference to the drawings following steps：
S1. rubber mass is kneaded uniformly according to formula in internal mixer, then the material piece that mill is gone out is into the life of 1.5 ~ 2mm of thickness
Film, then this raw stock is covered press and pass through the roller for being heated to 90～100 DEG C to be fully bonded to together with ERB pieces
The compound film of bi-material is formed, finally using the corresponding die of sole abutment wall this compound film is carried out being cut into compound life
Glue abutment wall material, makes sidewall layer 11；
S2. EVA material are kneaded uniformly according to special formulation in internal mixer, then puts into comminutor and granulated, then matched somebody with somebody making
Square particle carries out big small powder ratio mixing, the thick embryo mould in bottom in weight weighing needed for being molded by middle bottom and input in product expansion ratio
Middle hot-pressing and foaming（It is commonly called as little mould foaming）, after waiting little mould foamed products to cool down, surface beating cloth wheel is carried out to product to be fabricated to just
Foam thick embryo at the middle bottom of tool shape, makes midsole 2；
S3. the green glue stock of rubber sole is produced with banbury and mill according to rubber sole physical property standard and formula, and with
Corresponding press cutting makes the big bottom 16 of footwear into the thick embryo of rubber sole；
S4. the thick embryo of the rubber sole of S3 processing procedures is put into into mould intracavity bottom, placing into ERB thin slices, to be covered rubber big
The thick embryo in bottom, starts hydraulic press matched moulds, and with middle plate precompressed 20 seconds, middle plate was taken in die sinking away, removes bottom raw rubber material edge hot pressing
Into flash, now made the rubber sole 16 of the compound ERB films for meeting mold bottom shape；Then answering S1 processing procedures
Symphysis glue abutment wall material 11 is put into mould along dies cavity edge, then by middle bottom made by S2 foam thick embryo 2 be pressed into rubber sole and
In the mould inner chamber that abutment wall material is surrounded, it is allowed to bottom and combines closely with rubber sole material, edge and rubber abutment wall material, finally
Matched moulds carries out hot pressing；
S5. after matched moulds hot pressing 9 minutes (150 ~ 200 DEG C), sizing 7 minutes of colding pressing is carried out, product shoes bottom is taken out in die sinking.The sole bag
The big bottom 16 of footwear, sole abutment wall 11 and midsole 2 are included.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes without departing substantially from the present invention, the present invention can be in other specific forms realized.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as and limit involved claim.
Claims (5)
1. a kind of raw rubber and the integrally formed soles of EVA, including the big bottom of footwear（16）And midsole（2）And sole abutment wall（11）,
It is characterized in that：In the midsole（2）For EVA materials, by the big bottom of the footwear of quality of rubber materials（16）And sole abutment wall（11）The bottom of from
Portion and abutment wall are wrapped up.
2. a kind of raw rubber according to claim 1 and the integrally formed soles of EVA, it is characterised in that：The rubber material
The big bottom of footwear of matter（16）And sole abutment wall（11）Passed through in same mould with the midsole of EVA materials with raw rubber state
Hot-press vulcanization is molded.
3. combined using ERB materials wherein between unlike material, and the laminating operation of unconventional glue；
The preparation method of a kind of raw rubber and the integrally formed soles of EVA, it is characterised in that comprise the following steps：
S1. sole abutment wall is made（11）：Rubber mass is kneaded uniformly according to formula in internal mixer, then the material piece that mill is gone out
Into the raw stock of 1.5 ~ 2mm of thickness, this raw stock is covered into pressing with ERB pieces, and simultaneously the Jing machines of beginning to pratise press to form answering for bi-material
Rubber alloy piece, finally carries out being cut into compound rubber abutment wall material using the corresponding die of sole abutment wall to this compound film；
S2. midsole is made（2）：EVA material are kneaded uniformly according to special formulation in internal mixer, then putting into comminutor is carried out
Granulation, then little mould foaming is carried out, after waiting little foamed products to cool down, in carrying out the EVA foaming that surface beating cloth wheel forms required form
Bottom；
S3. the big bottom of footwear is made（16）：Rubber is produced with banbury and mill according to rubber sole physical property standard and formula big
The green glue stock at bottom, and with corresponding press cutting into the thick embryo of rubber sole；
S4. it is integrally formed（16）+（11）+（2）：By bottom raw rubber material（16）Mould is put into, ERB thin slices are placed into, is used
Middle plate precompressed 20 seconds, takes away middle plate, removes the flash at bottom raw rubber material edge, then by rubber abutment wall material（11）And EVA foaming
The midsole of thick embryo（2）Successively it is put in mould, carries out hot pressing；
S5. it is molded and shapes：Hot pressing 9min (150 ~ 200 DEG C) is molded and vulcanizes elastomeric material, then uses cold water instead and persistently drenches
7min takes out product shoes bottom with sizing of colding pressing, die sinking.
4. the preparation method of a kind of raw rubber according to claim 3 and the integrally formed soles of EVA, it is characterised in that：
The thickness of the raw stock can be selected within the scope of the following：1.5~2mm.
5. the preparation method of raw rubber according to claim 4 and the integrally formed soles of EVA, it is characterised in that：It is described
The temperature of hot pressing can be selected within the scope of the following in step 5：150~200℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611002642.0A CN106617481A (en) | 2016-11-14 | 2016-11-14 | Integrally formed shoe sole made from raw rubber and EVA and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611002642.0A CN106617481A (en) | 2016-11-14 | 2016-11-14 | Integrally formed shoe sole made from raw rubber and EVA and production method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106617481A true CN106617481A (en) | 2017-05-10 |
Family
ID=58805691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611002642.0A Pending CN106617481A (en) | 2016-11-14 | 2016-11-14 | Integrally formed shoe sole made from raw rubber and EVA and production method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106617481A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108185573A (en) * | 2018-03-07 | 2018-06-22 | 广东站成研创科技有限公司 | The manufacturing method of reclaimed materials sole and integrally-forming shoe |
| CN108851336A (en) * | 2018-06-29 | 2018-11-23 | 广州华腾云谷科技有限公司 | Antiskid sole |
| CN109776935A (en) * | 2019-01-10 | 2019-05-21 | 余新军 | A kind of combined process of rubber-sole and indsole |
| CN109795057A (en) * | 2018-12-24 | 2019-05-24 | 泉州鸿展模具制造有限公司 | A kind of manufacture craft of MD, RB integrated mould |
| CN110733194A (en) * | 2019-10-24 | 2020-01-31 | 东莞市五世昌新材料有限公司 | kinds of net films used for adhering rubber outsole and EVA midsole in compression molding mode |
| CN111004432A (en) * | 2019-10-28 | 2020-04-14 | 茂泰(福建)鞋材有限公司 | Preparation method of high-performance composite sole with hollow design |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108185573A (en) * | 2018-03-07 | 2018-06-22 | 广东站成研创科技有限公司 | The manufacturing method of reclaimed materials sole and integrally-forming shoe |
| CN108851336A (en) * | 2018-06-29 | 2018-11-23 | 广州华腾云谷科技有限公司 | Antiskid sole |
| CN109795057A (en) * | 2018-12-24 | 2019-05-24 | 泉州鸿展模具制造有限公司 | A kind of manufacture craft of MD, RB integrated mould |
| CN109776935A (en) * | 2019-01-10 | 2019-05-21 | 余新军 | A kind of combined process of rubber-sole and indsole |
| CN110733194A (en) * | 2019-10-24 | 2020-01-31 | 东莞市五世昌新材料有限公司 | kinds of net films used for adhering rubber outsole and EVA midsole in compression molding mode |
| CN111004432A (en) * | 2019-10-28 | 2020-04-14 | 茂泰(福建)鞋材有限公司 | Preparation method of high-performance composite sole with hollow design |
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