CN208491007U - A kind of multi-density sole - Google Patents
A kind of multi-density sole Download PDFInfo
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- CN208491007U CN208491007U CN201821082384.6U CN201821082384U CN208491007U CN 208491007 U CN208491007 U CN 208491007U CN 201821082384 U CN201821082384 U CN 201821082384U CN 208491007 U CN208491007 U CN 208491007U
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- indsole
- outsole
- sole
- density
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Abstract
The utility model relates to a kind of multi-density soles, including outsole, the first indsole being compounded in outsole and the second indsole being compounded in the first indsole, hot melt adhesive film is equipped between first indsole and the outsole, first indsole, the outsole and hot melt adhesive film three are fixed together by way of mould heat pressure, and second indsole is fixed on the upper surface of first indsole by bonding method.After the technical solution, outsole is embossed in the lower surface of the first indsole by hot melt adhesive film, can reduce the probability of outsole Yu the first indsole delamination, guarantees the stability and snugness of fit of entire sole, while being able to ascend entire sole processing effect.The production method that the utility model also proposed multi-density sole, in entire production method, it is bonded between outsole and the first indsole by hot melt adhesive film molding, it is bonded between first indsole and the second indsole by adhesive, it is able to ascend the processing efficiency of entire sole, while can guarantee the stability of entire sole again.
Description
Technical field
The utility model relates to a kind of multi-density soles.
Background technique
There is a kind of polychrome multi-density sole in market at present, generally comprise outsole, the first indsole for being compounded in outsole and
The second indsole being compounded in the first indsole, outsole use rubber, and the first indsole and the second indsole use the EVA of different densities,
In production, rubber sole is first fitted in the lower surface of the first indsole by way of brush coating of polishing, passes through brush coating again later
Second indsole is fitted in the upper surface of the first indsole by the mode of bonding.The sole of above structure in use, degumming wind
Danger is relatively large, influences the comfort of dress, and the processing and manufacturing of sole is more troublesome, and traditional polychrome multi-density shoes
Bottom is usually thicker, and elasticity and bending property are to poor.
In consideration of it, inventor furthers investigate the above problem, there is this case generation then.
Utility model content
The purpose of this utility model is to provide a kind of stable structure, multi-density sole comfortable and easy to wear.
The another object of the utility model is to provide a kind of production method of multi-density sole, which can mention
The processing efficiency of high sole and the stability for promoting sole.
In order to achieve the above object, the utility model uses such technical solution:
A kind of multi-density sole, including outsole, the first indsole being compounded in outsole and be compounded in the first indsole
Two indsoles are equipped with hot melt adhesive film, first indsole, the outsole and hot melt adhesive between first indsole and the outsole
Film three is fixed together by way of mould heat pressure, and second indsole is fixed on first indsole by bonding method
Upper surface.
As a kind of preferred embodiment of the utility model, the outsole is rubber, in first indsole and described second
Bottom is EVA indsole.
As a kind of preferred embodiment of the utility model, the shore hardness of the rubber is in 62-65 degree, first indsole
Shore hardness in 48-52 degree, the shore hardness of second indsole is in 53-57 degree.
As a kind of preferred embodiment of the utility model, first indsole is different from the density of second indsole.
As a kind of preferred embodiment of the utility model, the density of first indsole is 0.23g/cm3, in described second
The density at bottom is 0.12g/cm3。
As a kind of preferred embodiment of the utility model, the lower surface of first indsole offers the limit upwardly extended
The upper surface of slot, the outsole is embedded in limiting slot.
As a kind of preferred embodiment of the utility model, first indsole is equipped with multiple through-holes, and through-hole is from described the
The lower surface of one indsole is through to upper surface, multiple ring-shaped steps is equipped on the hole wall of through-hole, under first indsole
The aperture of the supreme surface direction in surface, multiple ring-shaped step coaxial arrangements and multiple ring-shaped steps is gradually reduced.
As a kind of preferred embodiment of the utility model, U-shaped damping trough, U-shaped are offered on the side wall of first indsole
Damping trough extends to rear heel on the left of the preceding metacarpus of first indsole, then the right side of preceding metacarpus, U are extended to from rear heel
Shape damping trough is horizontally disposed.
The utility model relates to a kind of production methods of multi-density sole, include the following steps:
A, rubber sole is stacked together with hot melt adhesive film, is placed in mold, by rubber sole and hot melt adhesive film hot pressing
It is combined with each other to form the rubber sole with hot melt adhesive film；
B, the rubber sole that the first indsole and step A obtain is stacked together and is placed in mold, under the first indsole
Surface corresponds to the placement of thermosol glue-line, and the first indsole, hot melt adhesive film and rubber sole hot pressing are combined with each other；
C, by the lower surface of the second indsole and/or the upper surface brush coating of first indsole, by the second indsole and described the
One indsole is stacked together, and will apply pressure to first indsole and the second indsole by press device, by described first
Indsole is pasted together with the second indsole.
As a kind of preferred embodiment of the utility model, in step A, the shore hardness of rubber sole is 65 degree, and hot pressing is multiple
The temperature of conjunction is 150 to 160 DEG C, and the time is 135 to 145 seconds, and pressure is 145 to 155kg/cm2；
In step B, first EVA material is placed in mold and is foamed to obtain first indsole, blowing temperature 170 to
172 DEG C, the time is 500 to 520 seconds, and pressure is 145 to 155kg/cm2；The shore hardness of first indsole is in 48-52 degree, step B
For the compound temperature of middle hot pressing at 175 to 178 DEG C, heating time 445 to 455 seconds, pressure is 80 to 100kg/cm2；
In step C, the pressure of application is 30 to 40kg/cm2, the time 6 to 8 seconds.
After the technical solution of the utility model, outsole is embossed in the lower surface of the first indsole, energy by hot melt adhesive film
The probability for enough reducing outsole and the first indsole delamination, guarantees the stability and snugness of fit of entire sole, is able to ascend simultaneously
Entire sole processing effect.The production method that the utility model also proposed multi-density sole, in entire production method, outsole
It is bonded between the first indsole by hot melt adhesive film molding, is bonded between the first indsole and the second indsole by adhesive, it can
The processing efficiency of entire sole is promoted, while can guarantee the stability of entire sole again.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is A direction view in Fig. 1；
In figure:
10- the first indsole 11-U shape damping trough
12- auxiliary bending slot 13- through-hole
14- ring-shaped step the second indsole of 20-
30- outsole 40- bent passage
50- limiting slot
Specific embodiment
In order to which the technical solution of the utility model is explained further, it is described in detail with reference to the accompanying drawing.
Referring to figs. 1 to Fig. 2, a kind of multi-density sole corresponds to ball of foot in order to facilitate the description of the utility model with sole
Position be preceding metacarpus, the position of corresponding heel is rear heel, and the position of corresponding arch of foot is arch portion, the utility model sole
Including outsole 30, the first indsole 10 being compounded in outsole 30 and the second indsole 20 being compounded in the first indsole 10, described
It is equipped with hot melt adhesive film (because of thinner thickness, being not shown in the figure) between one indsole 10 and the outsole 30, first indsole 10, institute
It states outsole 30 and hot melt adhesive film three is fixed together by way of mould heat pressure, second indsole 20 passes through adhesive
Bonding method is fixed on the upper surface of first indsole 10.The multi-density sole and vamp, which are fixed together, can form not
Not busy shoes or sport footwear.
As a kind of preferred embodiment of the utility model, the outsole 30 is rubber, first indsole 10 and described the
Two indsoles 20 are EVA indsole.
As a kind of preferred embodiment of the utility model, the shore hardness of the rubber is in 62-65 degree, first indsole
10 shore hardness is in 48-52 degree, and the shore hardness of second indsole 20 is in 53-57 degree.
As a kind of preferred embodiment of the utility model, the density of first indsole 10 and second indsole 20 is not
Together.
As a kind of preferred embodiment of the utility model, the density of first indsole is 0.23g/cm3, in described second
The density at bottom is 0.12g/cm3.As a kind of preferred embodiment of the utility model, the lower surface of first indsole 10 is offered
The upper surface of the limiting slot 50 upwardly extended, the outsole 30 is embedded in limiting slot 50, and limit is stretched out in the lower surface of outsole 30
Slot 50.By the way that limiting slot 50 is arranged, it can further limit outsole 30 and be slid relative to the first indsole 10.
As a kind of preferred embodiment of the utility model, first indsole 10 be equipped with multiple through-holes 13, through-hole 13 from
The lower surface of first indsole 10 is through to upper surface, multiple ring-shaped steps 14 is equipped on the hole wall of through-hole 13, from described
The aperture of the supreme surface direction in lower surface of first indsole 10, the coaxial arrangement of multiple ring-shaped steps 14 and multiple ring-shaped steps 14 by
It is decrescence small.In embodiment, a through-hole 13 is arranged in the center of one, the center of rear heel through-hole 13, arch portion, and preceding metacarpus is set
Six through-holes 13 are set, three through-holes are one group, and two groups of through-holes set up separately in the two sides of preceding metacarpus.Using this structure, can mitigate
The weight of first indsole 10 so that the weight of entire sole is lighter, while through-hole 13 setting but also the first indsole 10 more
It is easy bending, in embodiment, outsole 30 is muti-piece rubber block, and bent passage 40 is formed between rubber block, and the correspondence of through-hole 13 is set
It sets in bent passage 40, so that the first indsole 10 is more easier to bend, and then improves the bending performance of entire sole.
And the utility model, the setting of through-hole 13 and ring-shaped step 14, allow to receive the first indsole 10 and the second indsole 20
Deformation, so that sole plays better damping, buffering effect.
As a kind of preferred embodiment of the utility model, U-shaped damping trough 11 is offered on the side wall of first indsole 10,
U-shaped damping trough 11 extends to rear heel on the left of the preceding metacarpus of first indsole 10, then extends to preceding metacarpus from rear heel
Right side, U-shaped damping trough 11 is horizontally disposed.By the setting of U-shaped damping trough 11, sole being capable of more preferable landform when being pressurized
Become, plays better damping effect.Preferably, it is also provided with auxiliary bending slot 12 on the side wall of the first indsole 10, assists curved
Folding slot 12 is inclined relative to horizontal setting, and is connected with above-mentioned bent passage 40, so that being more easier when sole stress
Bending and rebound.
The utility model relates to a kind of production methods of multi-density sole, include the following steps:
A, rubber sole 30 is stacked together with hot melt adhesive film, is placed in mold, by rubber sole 30 and hot melt adhesive film
Hot pressing is combined with each other the rubber sole 30 to be formed with hot melt adhesive film；As a kind of preferred embodiment of the utility model, step A
In, the shore hardness of rubber sole 30 is 65 degree, and the compound temperature of hot pressing is 150 to 160 DEG C, and the time is 135 to 145 seconds, pressure
Power is 145 to 155kg/cm2；
B, the obtained rubber sole 30 of the first indsole 10 and step A is stacked together and is placed in mold, the first indsole
10 lower surface corresponds to the placement of thermosol glue-line, and the first indsole 10, hot melt adhesive film and 30 hot pressing of rubber sole are combined with each other；
Preferably, in step B, first EVA material is placed in mold and is foamed to obtain first indsole 10, blowing temperature 170 to
172 DEG C, the time is 500 to 520 seconds, expansion ratio 1.7, and pressure is 145 to 155kg/cm2；The shore hardness of first indsole 10
The compound temperature of hot pressing is at 175 to 178 DEG C, heating time 445 to 455 seconds in 48-52 degree, step B, pressure be 80 to
100kg/cm2；It is cold after foaming obtains the first indsole 10 in order to increase the bonding firmness between the first indsole 10 and outsole 30
But it after 24 hours, can polish the surface of the first indsole 10.
C, by the lower surface of the second indsole 20 and/or the upper surface brush coating of first indsole 10, by the second indsole 20 with
First indsole 10 is stacked together, and will apply pressure to first indsole 10 and the second indsole 20 by press device
First indsole 10 and the second indsole 20 are pasted together by power.In embodiment, by the first indsole 10 and the second indsole 20
Pickling is carried out, the time can be 10 minutes, and the temperature of descaling bath is at 50 to 60 DEG C, and PH is between 2.5 to 3, later by first
Indsole 10 and the second indsole 20 are placed in rinse bath and are cleaned, and the time can be 10 minutes, and Rinsing Area temperature is at 50 to 60 DEG C, later
First indsole 10 and the second indsole 20 are in an oven dried moisture, oven temperature is controlled at 60 to 70 DEG C.Later, it is being bonded
Corresponding brush UV inorganic agent on face, and UV irradiation is carried out with to binding face, irradiation energy is 0.5 to 0.75j/m2.Later, first
First time brush coating (mixing using PU glue and curing agent) is carried out in indsole 10 and the second indsole 20, is dried at 55 to 65 DEG C, later
Second of brush coating is carried out, the temperature of drying is at 65 to 70 DEG C.Using this rubberizing technique, it is able to ascend the first indsole 10 and second
Bond properties between indsole 20.
In step C, the pressure of application is 30 to 40kg/cm2, the time 6 to 8 seconds.Preferably, it is carried out a little by fist press
Pressure 1-2 seconds, pressure is 30 to 35kg/cm2, then by omnipotent press carry out pressurization 5-6 seconds, pressure is 35 to 40kg/cm2, so that
First indsole 10 steadily fits together with the second indsole 20.
The first indsole 10 and the second indsole 20 can be using different colours in the utility model, formation polychrome sole, and first
Indsole 10 and the second indsole 20 can use different colours and different densities, form polychrome multi-density sole.
The product form of the utility model is not limited to this case diagram and embodiment, anyone carries out similar thinking to it
Appropriate changes or modifications all should be regarded as the patent category for not departing from the utility model.
Claims (8)
1. a kind of multi-density sole, including outsole, the first indsole being compounded in outsole and be compounded in the first indsole second
Indsole, it is characterised in that: hot melt adhesive film, first indsole, the outsole are equipped between first indsole and the outsole
And hot melt adhesive film three is fixed together by way of mould heat pressure, second indsole is fixed on institute by bonding method
State the upper surface of the first indsole.
2. a kind of multi-density sole as described in claim 1, it is characterised in that: the outsole is rubber, first indsole
It is EVA indsole with second indsole.
3. a kind of multi-density sole as claimed in claim 2, it is characterised in that: the shore hardness of the rubber in 62-65 degree,
The shore hardness of first indsole is in 48-52 degree, and the shore hardness of second indsole is in 53-57 degree.
4. a kind of multi-density sole as described in claim 1, it is characterised in that: first indsole and second indsole
Density is different.
5. a kind of multi-density sole as claimed in claim 4, it is characterised in that: the density of first indsole is 0.23g/
cm3, the density of second indsole is 0.12g/cm3。
6. a kind of multi-density sole as described in claim 1, it is characterised in that: the lower surface of first indsole opens up oriented
The upper surface of the limiting slot of upper extension, the outsole is embedded in limiting slot.
7. a kind of multi-density sole as described in claim 1, it is characterised in that: first indsole is equipped with multiple through-holes,
Through-hole is through to upper surface from the lower surface of first indsole, multiple ring-shaped steps is equipped on the hole wall of through-hole, from described
The aperture of the supreme surface direction in the lower surface of first indsole, multiple ring-shaped step coaxial arrangements and multiple ring-shaped steps gradually subtracts
It is small.
8. a kind of multi-density sole as claimed in claim 7, it is characterised in that: offer U on the side wall of first indsole
Shape damping trough, U-shaped damping trough extend to rear heel on the left of the preceding metacarpus of first indsole, then before extending to from rear heel
The right side of metacarpus, U-shaped damping trough are horizontally disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821082384.6U CN208491007U (en) | 2018-07-09 | 2018-07-09 | A kind of multi-density sole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821082384.6U CN208491007U (en) | 2018-07-09 | 2018-07-09 | A kind of multi-density sole |
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| Publication Number | Publication Date |
|---|---|
| CN208491007U true CN208491007U (en) | 2019-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821082384.6U Active CN208491007U (en) | 2018-07-09 | 2018-07-09 | A kind of multi-density sole |
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| CN (1) | CN208491007U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108813801A (en) * | 2018-07-09 | 2018-11-16 | 特步(中国)有限公司 | A kind of multi-density sole and preparation method thereof |
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2018
- 2018-07-09 CN CN201821082384.6U patent/CN208491007U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108813801A (en) * | 2018-07-09 | 2018-11-16 | 特步(中国)有限公司 | A kind of multi-density sole and preparation method thereof |
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