CN111972777A - Manufacturing method of high-moisture-permeability base material insole and high-moisture-permeability base material insole - Google Patents
Manufacturing method of high-moisture-permeability base material insole and high-moisture-permeability base material insole Download PDFInfo
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- CN111972777A CN111972777A CN202010850415.3A CN202010850415A CN111972777A CN 111972777 A CN111972777 A CN 111972777A CN 202010850415 A CN202010850415 A CN 202010850415A CN 111972777 A CN111972777 A CN 111972777A
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- insole
- tpu
- manufacturing
- high moisture
- base material
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- 239000000463 material Substances 0.000 title claims abstract description 66
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 38
- 230000035699 permeability Effects 0.000 claims abstract description 22
- 239000010985 leather Substances 0.000 claims description 41
- 238000000034 method Methods 0.000 claims description 19
- 239000004088 foaming agent Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 14
- 238000005187 foaming Methods 0.000 claims description 12
- 239000008187 granular material Substances 0.000 claims description 11
- 238000003825 pressing Methods 0.000 claims description 8
- 238000005520 cutting process Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 239000002994 raw material Substances 0.000 claims description 7
- 238000007493 shaping process Methods 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 7
- 239000006260 foam Substances 0.000 claims description 3
- 239000004604 Blowing Agent Substances 0.000 claims description 2
- 239000008188 pellet Substances 0.000 claims description 2
- 241000894006 Bacteria Species 0.000 abstract description 3
- 238000009395 breeding Methods 0.000 abstract description 3
- 230000001488 breeding effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 5
- 239000005038 ethylene vinyl acetate Substances 0.000 description 5
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035943 smell Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
- A43B17/14—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined made of sponge, rubber, or plastic materials
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
- A43B17/003—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined characterised by the material
- A43B17/006—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined characterised by the material multilayered
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
- A43B17/02—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined wedge-like or resilient
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
- A43B17/08—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined ventilated
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B7/00—Footwear with health or hygienic arrangements
- A43B7/14—Footwear with health or hygienic arrangements with foot-supporting parts
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The invention belongs to the technical field of insoles, and particularly relates to a manufacturing method of a high-moisture-permeability base material insole and the high-moisture-permeability base material insole. The manufacturing method of the high moisture permeable base material insole can effectively shorten the production time of the high moisture permeable base material insole, save a large amount of manpower and reduce the production cost of the high moisture permeable base material insole; the high moisture-permeable base material insole manufactured by the manufacturing method of the high moisture-permeable base material insole is soft, is not easy to deform and break, and has good air permeability and moisture permeability so as to reduce the breeding of bacteria, thereby ensuring that the high moisture-permeable insole is more comfortable and sanitary to wear.
Description
Technical Field
The invention belongs to the technical field of insoles, and particularly relates to a manufacturing method of a high-moisture-permeability base material insole and the high-moisture-permeability base material insole.
Background
At present, common insoles in the market are generally made of EVA (ethylene vinyl acetate), PU (polyurethane) foam sponge or silica gel; wherein,
although the insole made of the EVA material is soft and light and has good comfort, the insole made of the EVA material has insufficient support performance, is easy to deform, has poor elongation of the EVA, is easy to tear and has poor ventilation effect;
the PU foaming sponge has good air permeability and moisture permeability, but the same problem of poor support property exists, and insoles made of the material are easy to oxidize and crack;
the silica gel insole has good support performance, but cannot be breathable, and smells easily appear after being worn for a long time.
In addition, the mode of manufacturing the insole by adopting the materials is generally that the materials are firstly put into a heating furnace, the materials are heated into a semi-liquid state, the heating temperature is about 140-;
in the manufacturing mode, each insole needs to be manufactured for about ten minutes, and in order to avoid the solidification of materials in the furnace, the materials in the furnace need to be heated continuously, so that a large amount of manpower, material resources and time are consumed for the production of the insoles, and the production cost of the insoles is increased; therefore, it is an urgent technical problem to be solved by those skilled in the art to provide a method capable of improving the production efficiency of insoles.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a method for manufacturing a base material insole with high moisture permeability, so as to solve the technical problem that a large amount of manpower, material resources and time are required to be consumed for producing the insole in the prior art.
The invention is realized by the following technical scheme:
a method for manufacturing a high moisture permeable base material insole comprises the following steps:
step S1: adding the TPU granules and the foaming agent into a heating furnace, and heating the TPU granules and the foaming agent to fuse the TPU granules and the foaming agent to form a semi-liquid insole raw material;
step S2: extruding the insole raw material in a semi-liquid state by an extension machine to form a TPU leather material;
step S3: heating the TPU leather to foam the TPU leather;
step S4: cutting the foamed TPU leather into shoe pad finished products in the shape of shoe pads by using a cutting machine;
step S5: and (4) carrying out cold pressing and shaping on the insole finished product by adopting a pressurizing mould, so that the insole finished product forms a high-moisture-permeable substrate insole.
In order to better implement the present invention, the above structure is further optimized, and the step S3 further includes a step T31;
step T31: and overlapping and bonding the two foamed TPU leather layers to increase the thickness of the TPU leather.
In order to better implement the present invention, the above structure is further optimized, and in step S3, the thickness of the TPU skin after foaming is 3-4 mm.
In order to better implement the present invention, the above structure is further optimized, and in step S3, the temperature of the TPU skin is 120-150 ℃ during foaming.
In order to better implement the present invention, the above structure is further optimized, and in step S3, the hardness of the TPU leather after foaming is 25 to 35 degrees.
In order to better implement the present invention, the above structure is further optimized, and in step S3, the density of the TPU skin after foaming is 0.35-0.4 kg/m.
In order to better implement the present invention, the above structure is further optimized, in step S5, the insole is cold-pressed and shaped at a temperature of 110-.
In order to better implement the present invention, the above structure is further optimized, and in step S5, the finished insole is cold-pressed and shaped at 120 ℃.
In order to better implement the present invention, the above structure is further optimized, and in step S1, the ratio of the TPU pellets to the blowing agent is 100: 2.
In conclusion, the method for manufacturing the high-moisture-permeability base material insole has the following technical effects:
in the manufacturing method of the high moisture permeable base material insole, the foaming agent is added into the TPU particles, so that the hardness of the high moisture permeable base material insole can be reduced, and the air holes in the foamed high moisture permeable base material insole can effectively increase the effects of ventilation and perspiration, so that the comfort of the high moisture permeable base material insole is effectively improved; the production method of the high-moisture-permeability base material insole can effectively shorten the production time and save a large amount of manpower so as to reduce the production cost of the high-moisture-permeability base material insole.
In addition, the optimized scheme of the manufacturing method of the high moisture permeable base material insole provided by the invention also has the following technical effects:
the optimized scheme of the invention is that the step S3 further comprises a step T31, in the step T31, two layers of foamed TPU leather are overlapped and bonded, so that the thickness of the TPU leather can be effectively increased, and the insole made of the TPU blank and made of the high-moisture-permeability base material is more comfortable to wear.
The invention also provides a high-moisture-permeability base material insole which is prepared by the method.
The high moisture permeable base material insole is softer, is not easy to deform and break, and has good air permeability and moisture permeability simultaneously so as to reduce breeding of bacteria and ensure that the high moisture permeable insole is more comfortable and sanitary to wear.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of the manufacturing method of the insole with high moisture permeability.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1:
a method for manufacturing a high moisture permeable base material insole comprises the following steps:
step S1: mixing and heating: adding TPU granules and a foaming agent into a heating furnace, and heating the TPU granules and the foaming agent, wherein the heating temperature of the TPU granules and the foaming agent is controlled to be 120-150 ℃, so that the TPU granules and the foaming agent are fused to form a semi-liquid insole raw material;
the insole raw material can generate a large amount of air holes when the heating temperature is 120-150 ℃, so that water vapor can penetrate through the air holes;
step S2: extension: extruding the semi-liquid insole raw material into a TPU leather material by using an extension machine;
the width of the TPU leather is 135-plus-150 cm, and the length of the TPU leather can be infinitely prolonged until the output of the input TPU particles and the foaming agent is finished;
step S3: foaming: heating the TPU leather to foam the TPU leather;
the density of the foamed TPU leather is reduced, and after the TPU leather is foamed, more and larger air holes can be generated in the TPU leather, so that the penetration of water molecules is facilitated, and the effects of ventilation and perspiration of the TPU leather are improved;
step S4: cutting: directly cutting a finished insole product with the shape of the insole on the TPU leather material by using a cutting machine;
step S5: cold pressing and shaping: and (4) carrying out cold pressing and shaping on the insole finished product by adopting a pressurizing mould so as to enable the insole finished product to form the high-moisture-permeability base material insole.
In the manufacturing method of the insole with the high moisture permeable base material, the foaming agent is added into the TPU particles, so that the hardness of the insole with the high moisture permeable base material can be reduced, and the air holes in the foamed insole with the high moisture permeable base material can effectively increase the effects of ventilation and perspiration, so that the comfort of the insole with the high moisture permeable base material is effectively improved; the production method of the high-moisture-permeability base material insole can effectively shorten the production time, and save a large amount of manpower, material resources and production time so as to reduce the production cost of the high-moisture-permeability base material insole.
The TPU material has good support property, elongation and oxidation resistance, so that the insole made of the TPU material is not easy to deform and does not have brittle fracture;
however, the hardness and air permeability are not satisfactory for comfortable insoles; therefore, the foaming agent is added into the TPU material, so that the hardness of the TPU material is reduced, and simultaneously, a large number of air holes are generated in the foaming process of the TPU material, so that the air permeability of the TPU material is increased, and the wearing comfort of the insole made of the TPU material and made of the base material with high moisture permeability is improved.
Preferably, the step S3 further includes T31; wherein,
step T31: superposing and bonding two layers of TPU leather;
the thickness of the TPU leather can be increased after the two layers of TPU leather are overlapped and bonded so as to increase the thickness of the high-moisture-permeable base material insole made of the TPU leather, thereby effectively improving the wearing comfort of the high-moisture-permeable base material insole.
It should be noted that the two TPU leather layers are bonded under a high temperature condition, and the two TPU leather layers are not completely cured, that is, the two TPU leather layers have a bonding effect, so that the two TPU leather layers are bonded more tightly, and the structural stability of the insole with the high moisture permeability is improved.
Preferably, in the step S3, the thickness of the TPU skin material after foaming is 3-4 mm.
Preferably, the hardness of the high moisture permeable base material insole is 25-35 degrees.
The hardness of the highly moisture-permeable base material insole is shore hardness.
Preferably, in the step S3, the density of the TPU leather after foaming is 0.35 to 0.4 kg/m;
after foaming, the density of the TPU leather is smaller than that of TPU granules, so that the weight of the TPU leather is reduced, and the wearing comfort of the insole made of the TPU leather and made of the high-moisture-permeability base material is effectively improved.
Preferably, in the step S5, the insole finished product is placed in a pressurizing mold for cold pressing and shaping to form the high moisture permeable substrate insole, and the temperature of the cold pressing and shaping is controlled at 110-.
Preferably, the cold pressing temperature in step S5 is 120 ℃.
Preferably, in the step S5, the thickness of the insole made of the base material with high moisture permeability is 6-8 mm.
Example two:
the invention also provides a high moisture-permeable base material insole which is prepared by the method described in the first embodiment;
this high moisture permeable substrate shoe-pad is comparatively soft, and is difficult to take place the condition of deformation and fracture, simultaneously, this high moisture permeable substrate shoe-pad possesses good ventilative, moisture permeability to reduce breeding of bacterium, make wearing comfortable more, the health of this high moisture permeable shoe-pad.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A method for manufacturing a high moisture permeable base material insole is characterized in that: the method comprises the following steps:
step S1: adding the TPU granules and the foaming agent into a heating furnace, and heating the TPU granules and the foaming agent to fuse the TPU granules and the foaming agent to form a semi-liquid insole raw material;
step S2: extruding the insole raw material in a semi-liquid state by an extension machine to form a TPU leather material;
step S3: heating the TPU leather to foam the TPU leather;
step S4: cutting the foamed TPU leather into shoe pad finished products in the shape of shoe pads by using a cutting machine;
step S5: and (4) carrying out cold pressing and shaping on the insole finished product by adopting a pressurizing mould, so that the insole finished product forms a high-moisture-permeable substrate insole.
2. The method for manufacturing the insole with the high moisture permeability as claimed in claim 1, wherein: the step S3 further includes a step T31;
step T31: and overlapping and bonding the two foamed TPU leather layers to increase the thickness of the TPU leather.
3. The method for manufacturing the insole with the high moisture permeability as claimed in claim 2, wherein: in the step S3, the thickness of the foamed TPU leather is 3-4 mm.
4. The method for manufacturing the insole with the high moisture permeability as claimed in claim 3, wherein: in the step S3, the temperature of the TPU leather during foaming is 120-150 ℃.
5. The method for manufacturing the insole with the high moisture permeability as claimed in claim 4, wherein: in the step S3, the hardness of the foamed TPU leather is 25-35 degrees.
6. The method for manufacturing the insole with the high moisture permeability as claimed in claim 5, wherein: in the step S3, the density of the TPU leather after foaming is 0.35-0.4 kg/m.
7. The method for manufacturing a highly moisture-permeable substrate insole according to any one of claims 1 to 6, wherein: in the step S5, the insole finished product is cold-pressed and shaped at the temperature of 110-130 ℃.
8. The method for manufacturing the insole with the high moisture permeability as claimed in claim 7, wherein: in the step S5, the finished insole is subjected to cold pressing and shaping at the temperature of 120 ℃.
9. The method for manufacturing the insole with the high moisture permeability as claimed in claim 1, wherein: in step S1, the ratio of TPU pellets to blowing agent is 100: 2.
10. A high moisture permeable substrate insole is characterized in that: the method for manufacturing the insole with high moisture permeability as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010850415.3A CN111972777A (en) | 2020-08-21 | 2020-08-21 | Manufacturing method of high-moisture-permeability base material insole and high-moisture-permeability base material insole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010850415.3A CN111972777A (en) | 2020-08-21 | 2020-08-21 | Manufacturing method of high-moisture-permeability base material insole and high-moisture-permeability base material insole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111972777A true CN111972777A (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010850415.3A Pending CN111972777A (en) | 2020-08-21 | 2020-08-21 | Manufacturing method of high-moisture-permeability base material insole and high-moisture-permeability base material insole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111972777A (en) |
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2020
- 2020-08-21 CN CN202010850415.3A patent/CN111972777A/en active Pending
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