CN110840013B - Perforated breathable sole and preparation method thereof - Google Patents
Perforated breathable sole and preparation method thereof Download PDFInfo
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- CN110840013B CN110840013B CN201911150910.7A CN201911150910A CN110840013B CN 110840013 B CN110840013 B CN 110840013B CN 201911150910 A CN201911150910 A CN 201911150910A CN 110840013 B CN110840013 B CN 110840013B
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- sole
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- outsole
- midsole
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- 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
-
- 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
- A43B13/223—Profiled soles
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B7/00—Footwear with health or hygienic arrangements
- A43B7/06—Footwear with health or hygienic arrangements ventilated
- A43B7/08—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures
- A43B7/084—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures characterised by the location of the holes
- A43B7/088—Footwear with health or hygienic arrangements ventilated with air-holes, with or without closures characterised by the location of the holes in the side of the sole
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- 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
- B29D35/0009—Producing footwear by injection moulding; Apparatus therefor
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- 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
- B29D35/122—Soles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (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 relates to the technical field of shoes, in particular to a perforated breathable sole and a preparation method thereof. This technical scheme sole stable in structure as the sole of sports shoes and playshoes, can breathe freely and can permeate water again, can discharge ponding rapidly when shoes intake, can not lead to the foot to be in the state by the water logging always.
Description
Technical Field
The invention relates to the technical field of shoes, in particular to a perforated breathable sole and a preparation method thereof.
Background
The soles of the sports shoes and the leisure shoes on the market do not have the functions of ventilation and water permeation, particularly, water is easily accumulated in the shoes in rainy days, the use is influenced, the feet are always in a soaked state and are not good for human bodies, and therefore the soles capable of ventilation and water permeation need to be designed.
Disclosure of Invention
In order to achieve the purpose, the invention designs a perforated breathable sole, and a preparation method thereof comprises the following steps:
step 1: making a belly filling material, wherein the making of the belly filling material at least comprises the following steps:
step 1-1: baking the polyol at 50 ℃ for 6-8 hours, and baking the isocyanate at 45 ℃ for 8-10 hours;
step 1-2: taking out the polyhydric alcohol in the step 1-1, and uniformly stirring;
step 1-3: adding the polyol in the step 1-2 into a polyol material cylinder at the temperature of 50 ℃ for circulating for 30 minutes, and adding the isocyanate in the step 1-1 into an isocyanate material cylinder at the temperature of 45 ℃ for circulating for 30 minutes;
step 1-4, installing a midsole abdomen filling perforation mold, wherein the middle of the midsole abdomen filling perforation mold is provided with more than one perforation arranged along the transverse direction of a sole, and the outer edge of the midsole abdomen filling perforation mold is provided with more than one jack;
step 1-5: determining the optimal material ratio of the polyol and the isocyanate;
step 1-6, spraying a release agent, blowing, wiping a mold, detecting the temperature of the mold, filling, locking the mold, curing, opening the mold, demolding and trimming to prepare a filling material;
step 2: the preparation sole outsole, the preparation sole outsole includes at least:
step 2-1: drying the thermoplastic polyurethane elastomer rubber at the temperature of 80 ℃ for 5-8 hours;
step 2-2: setting parameters of the injection molding machine: setting the temperature, the rotating speed and the backpressure parameters of a screw of the injection molding machine according to the performance of the thermoplastic polyurethane elastomer rubber;
step 2-3, installing a sole outsole mold;
step 2-4: performing injection molding on the outsole, and completing injection molding according to the parameters of the injection molding machine set in the step 2-3;
step 2-5: cooling, opening the mold, demolding and preparing the outsole;
and step 3: making a midsole, the making midsole at least comprising:
step 3-1: baking the polyol at 50 ℃ for 6-8 hours, and baking the isocyanate at 45 ℃ for 8-10 hours;
step 3-2: taking out the polyhydric alcohol in the step 3-1, adding the material C into the polyhydric alcohol, and stirring for 8-10 minutes;
step 3-3: adding the polyol in the step 3-2 into a polyol material cylinder at the temperature of 50 ℃ for circulating for 30 minutes, and adding the isocyanate in the step 3-1 into an isocyanate material cylinder at the temperature of 45 ℃ for circulating for 30 minutes;
step 3-4: installing a midsole die, wherein the size of the midsole die is matched with the size of the filling material and the size of the outsole of the sole, more than one bolt is arranged on the outer edge of the midsole die, and the bolts are matched with the positions and the number of the jacks in the steps 1-4;
step 3-5: determining the optimal material ratio of the polyol and the isocyanate;
step 3-6: flatly placing the manufactured outsole on a bottom die, mounting the manufactured filling material on a side die, and inserting the plug pin of the midsole die into the jack of the filling material;
step 3-7: spraying a release agent, blowing, wiping a mold, detecting the temperature of the mold, filling, locking the mold, curing, opening the mold, demolding, trimming and manufacturing the perforated breathable sole.
Moreover, the perforation in the steps 1-4 is in a shape of a Chinese character ' yi ' or an I ' shape with two wide ends and a narrow middle part.
Moreover, the optimum material ratios of the steps 1 to 5 and 3 to 5 were determined by measuring the rise time, tack-free time, rise time and pull-off time by the drop weight test method.
And moreover, more than one anti-slip belt is arranged on the bottom surface of the outsole mold in the step 2-4, the anti-slip belt is composed of more than one anti-slip block shaped like a Chinese character 'hui', the outsole mold is provided with an opening, and the position of the opening and the position of the through hole are provided with a superposition part.
And moreover, the bolt of the middle sole mold in the step 3-4 is in a hollow shape.
The perforated breathable sole is characterized in that more than one anti-slip belt is arranged at the sole part of the bottom surface of the sole and consists of anti-slip blocks, more than one anti-slip block is arranged at the heel part of the bottom surface of the sole along the edge of the bottom surface, more than one perforation is transversely arranged along the sole and is in a straight shape or an I shape with two wide ends and a narrow middle part.
Moreover, the side surface of the sole is provided with more than one hollow hole and a wavy anti-slip strip.
And the anti-skid belt is curved, and a drainage channel is arranged between the anti-skid belt and the anti-skid belt.
Moreover, the anti-skid block is in a shape like a Chinese character 'hui'.
The technical scheme has the beneficial effects that 1, the preparation method of the sole comprises three steps of manufacturing the filling material, manufacturing the outsole and manufacturing the midsole, wherein the manufactured filling material, the outsole and the midsole mold are matched to manufacture the sole when the midsole is manufactured, so that the integral firmness and integrity of the sole are ensured; 2. the sole is provided with the I-shaped or I-shaped through holes with two wide ends and narrow middle part, and the sole can be used as the sole of sports shoes and leisure shoes, is breathable and permeable, and can rapidly discharge accumulated water when the shoes enter water. The use is not influenced, and the feet are not always in a water-soaked state; 3. the pins of the insole die are matched with the jacks of the filling material, so that the stability of the manufactured sole structure is ensured; 4. the openings of the big sole of the sole are matched with the through holes of the abdomen filling material, so that the sole is ensured to be breathable and permeable.
Drawings
FIG. 1 is a schematic view of the bottom of a sole according to the present invention;
FIG. 2 is a side schematic view of a sole of the present invention;
FIG. 3 is a front view of the abdomen filling material of the present invention;
FIG. 4 is a side view of the abdomen filling material of the present invention;
FIG. 5 is a schematic view of a bottom mold of the present invention;
FIG. 6 is a side view of the bottom mold of the present invention;
description of reference numerals: (1) the antiskid belt (2) is provided with antiskid blocks (3), through holes (4), hollowed holes (5), wave-shaped antiskid strips (6), drainage grooves (7), jacks (8), bolts (9) and size marking areas.
Detailed Description
The technical solution is described below with reference to the drawings and the embodiments.
As shown in figure 1, the perforated breathable sole is characterized in that more than one anti-slip belt 1 is transversely arranged at the sole part of the bottom surface of the sole, each anti-slip belt consists of an anti-slip block 2, and more than one anti-slip block is arranged at the heel part of the bottom surface of the sole along the bottom surface edge. The anti-skid block can be in a shape like a Chinese character 'hui', or can be formed by combining two U-shaped anti-skid blocks and a square anti-skid block, wherein the two U-shaped anti-skid blocks are shown in the figure, and the square anti-skid block is positioned between the two U-shaped anti-skid blocks with opposite openings. The middle part of the sole is provided with a size marking area 9 for marking the size of the sole. The sole is also provided with more than one through hole 3 which is transversely arranged along the sole, the through hole is in a shape like a Chinese character ' yi ' or an I ' shape with two wide ends and a narrow middle part, the side surface of the sole is provided with more than one hollow hole 4 and a wavy anti-slip strip 5 as shown in figure 2, and the hollow hole is arranged between every two adjacent wave crests.
The anti-skid belt is of a curve type, and a drainage groove 6 is arranged between the anti-skid belt and the anti-skid belt. The gaps between the drainage channel and the antiskid blocks are connected into a whole to play a role of drainage.
The through holes 3 are formed when the sole filling material is manufactured, the bottom surface of the sole is formed when the outsole is manufactured, the outsole is provided with openings, the shape and the position of each opening can correspond to the shape and the position of each through hole, the openings can also be arranged according to the positions of the drainage grooves, and the functions of air permeation and water permeation can be realized as long as the positions of the openings and the positions of the through holes have overlapped parts. During actual manufacturing, the I-shaped or I-shaped structure only occupies one third to one fourth of the transverse length of the corresponding position of the sole, and not only can the water permeability be considered, but also the strength of the sole cannot be greatly influenced.
The invention designs a perforated breathable sole, and a preparation method thereof comprises the following steps:
step 1: making a belly filling material, wherein the making of the belly filling material at least comprises the following steps:
step 1-1: baking the polyol for 6-8 hours at the temperature of 50 ℃ and baking the isocyanate for 8-10 hours at the temperature of 45 ℃, wherein the obtained material has the best effect and is most suitable for being used as a filling material;
step 1-2: taking out the polyhydric alcohol in the step 1-1, and uniformly stirring; in order to achieve better effect, common catalyst, cross-linking agent, foam stabilizer and foaming agent can be added into the polyol and stirred uniformly for 8-10 minutes;
step 1-3: adding the polyol in the step 1-2 into a polyol material cylinder at the temperature of 50 ℃ for circulating for 30 minutes, and adding the isocyanate in the step 1-1 into an isocyanate material cylinder at the temperature of 45 ℃ for circulating for 30 minutes;
step 1-4, installing a mid-sole abdomen filling perforation mold, wherein the middle part of the mid-sole abdomen filling perforation mold is provided with more than one perforation arranged along the transverse direction of the sole, and the perforation is shown in a front view of the abdomen filling material in fig. 3. The outer edge of the middle sole filling perforation mould is provided with more than one jack 7, and the jacks are shown in the side view of the filling material in figure 4;
step 1-5: determining the optimal material ratio of the polyol and the isocyanate;
step 1-6, spraying a release agent, blowing, wiping a mold, detecting the temperature of the mold, filling, locking the mold, curing, opening the mold, demolding and trimming to prepare a filling material;
step 2: the preparation sole outsole, the preparation sole outsole includes at least:
step 2-1: drying the thermoplastic polyurethane elastomer rubber for 5-8 hours at the temperature of 80 ℃, wherein the material obtained under the condition has the best effect and is suitable for being used as a outsole material;
step 2-2: setting parameters of the injection molding machine: setting the temperature, the rotating speed and the backpressure parameters of a screw of the injection molding machine according to the performance of the thermoplastic polyurethane elastomer rubber;
step 2-3, installing a sole outsole mold;
step 2-4: performing injection molding on the outsole, and completing injection molding according to the parameters of the injection molding machine set in the step 2-3;
step 2-5: cooling, opening the mold, demolding and preparing the outsole;
and step 3: making a midsole, the making midsole at least comprising:
step 3-1: baking the polyol at 50 ℃ for 6-8 hours, and baking the isocyanate at 45 ℃ for 8-10 hours;
step 3-2: taking out the polyhydric alcohol in the step 3-1, adding the material C into the polyhydric alcohol, and stirring for 8-10 minutes;
step 3-3: adding the polyol in the step 3-2 into a polyol material cylinder at the temperature of 50 ℃ for circulating for 30 minutes, and adding the isocyanate in the step 3-1 into an isocyanate material cylinder at the temperature of 45 ℃ for circulating for 30 minutes;
step 3-4: installing a midsole die, wherein the size of the midsole die is matched with the size of a filling material and the size of a sole outsole, more than one bolt 8 is arranged on the outer edge of the midsole die, the bolts are matched with the positions and the number of the jacks in the steps 1-4, the bolts are shown in the midsole schematic diagrams in fig. 5 and 6, a hollow hole structure is shown on the left side of fig. 5, a bolt structure is shown on the right side, namely the bolts are hollow, and the size of the midsole die and the size of the filling material can be designed with the jack bolt structures only on one side or both sides during actual manufacturing;
step 3-5: determining the optimal material ratio of the polyol and the isocyanate;
step 3-6: flatly placing the manufactured outsole on a bottom die, mounting the manufactured filling material on a side die, and inserting the plug pin of the midsole die into the jack of the filling material;
step 3-7: spraying a release agent, blowing, wiping a mold, detecting the temperature of the mold, filling, locking the mold, curing, opening the mold, demolding, trimming and manufacturing the perforated breathable sole.
Moreover, the perforation in the steps 1-4 is in a shape of a Chinese character ' yi ' or an I ' shape with two wide ends and a narrow middle part. During actual manufacturing, the straight line shape or the I-shaped shape only occupies one third to one fourth of the transverse length of the corresponding position of the insole abdomen filling perforation die, and not only can the water permeability be considered, but also the sole strength cannot be greatly influenced.
Moreover, the optimum material ratios of the steps 1 to 5 and 3 to 5 were determined by measuring the rise time, tack-free time, rise time and pull-off time by the drop weight test method.
And moreover, more than one anti-slip belt is arranged on the bottom surface of the outsole mold in the step 2-4, the anti-slip belt is composed of more than one anti-slip block shaped like a Chinese character 'hui', the outsole mold is provided with an opening, and the position of the opening and the position of the through hole are provided with a superposition part.
And moreover, the bolt of the middle sole mold in the step 3-4 is in a hollow shape.
The technical scheme has the beneficial effects that 1, the preparation method of the sole comprises three steps of manufacturing the filling material, manufacturing the outsole and manufacturing the midsole, wherein the manufactured filling material, the outsole and the midsole mold are matched to manufacture the sole when the midsole is manufactured, so that the integral firmness and integrity of the sole are ensured; 2. the sole is provided with the I-shaped or I-shaped through holes with two wide ends and narrow middle part, and the sole can be used as the sole of sports shoes and leisure shoes, is breathable and permeable, and can rapidly discharge accumulated water when the shoes enter water. The use is not influenced, and the feet are not always in a water-soaked state; 3. the plug pins of the insole die are matched with the jack holes of the filling material, so that the stable structure is ensured when the sole is manufactured; 4. the openings of the big sole of the sole are matched with the through holes of the abdomen filling material, so that the sole is ensured to be breathable and permeable.
Claims (9)
1. A method for preparing a perforated breathable sole, characterized in that it comprises the following steps:
step 1: making a belly filling material, wherein the making of the belly filling material at least comprises the following steps:
step 1-1: baking the polyol at 50 ℃ for 6-8 hours, and baking the isocyanate at 45 ℃ for 8-10 hours;
step 1-2: taking out the polyhydric alcohol in the step 1-1, and uniformly stirring;
step 1-3: adding the polyol in the step 1-2 into a polyol material cylinder at the temperature of 50 ℃ for circulating for 30 minutes, and adding the isocyanate in the step 1-1 into an isocyanate material cylinder at the temperature of 45 ℃ for circulating for 30 minutes;
step 1-4, installing a midsole abdomen filling perforation mold, wherein the middle of the midsole abdomen filling perforation mold is provided with more than one perforation arranged along the transverse direction of a sole, and the outer edge of the midsole abdomen filling perforation mold is provided with more than one jack;
step 1-5: determining the optimal material ratio of the polyol and the isocyanate;
step 1-6, spraying a release agent, blowing, wiping a mold, detecting the temperature of the mold, filling, locking the mold, curing, opening the mold, demolding and trimming to prepare a filling material;
step 2: the preparation sole outsole, the preparation sole outsole includes at least:
step 2-1: drying the thermoplastic polyurethane elastomer rubber at the temperature of 80 ℃ for 5-8 hours;
step 2-2: setting parameters of the injection molding machine: setting the temperature, the rotating speed and the backpressure parameters of a screw of the injection molding machine according to the performance of the thermoplastic polyurethane elastomer rubber;
step 2-3, installing a sole outsole mold;
step 2-4: performing injection molding on the outsole, and completing injection molding according to the parameters of the injection molding machine set in the step 2-2;
step 2-5: cooling, opening the mold, demolding and preparing the outsole;
and step 3: making a midsole, the making midsole at least comprising:
step 3-1: baking the polyol at 50 ℃ for 6-8 hours, and baking the isocyanate at 45 ℃ for 8-10 hours;
step 3-2: taking out the polyhydric alcohol in the step 3-1, adding the material C into the polyhydric alcohol, and stirring for 8-10 minutes;
step 3-3: adding the polyol in the step 3-2 into a polyol material cylinder at the temperature of 50 ℃ for circulating for 30 minutes, and adding the isocyanate in the step 3-1 into an isocyanate material cylinder at the temperature of 45 ℃ for circulating for 30 minutes;
step 3-4: installing a midsole die, wherein the size of the midsole die is matched with the size of the filling material and the size of the outsole of the sole, more than one bolt is arranged on the outer edge of the midsole die, and the bolts are matched with the positions and the number of the jacks in the steps 1-4;
step 3-5: determining the optimal material ratio of the polyol and the isocyanate;
step 3-6: flatly placing the manufactured outsole on a bottom die, mounting the manufactured filling material on a side die, and inserting the plug pin of the midsole die into the jack of the filling material;
step 3-7: spraying a release agent, blowing, wiping a mold, detecting the temperature of the mold, filling, locking the mold, curing, opening the mold, demolding, trimming and manufacturing the perforated breathable sole.
2. The method for manufacturing a perforated breathable sole for shoes according to claim 1, characterized in that: the perforation in the steps 1-4 is in a shape of a straight line or an I shape with two wide ends and a narrow middle part.
3. The method for manufacturing a perforated breathable sole for shoes according to claim 1, characterized in that: the optimum material ratio of the steps 1 to 5 and 3 to 5 is determined by measuring the rise time, tack-free time, rise time and pull-off time by the drop weight test method.
4. The method for manufacturing a perforated breathable sole for shoes according to claim 1, characterized in that: and (3) arranging more than one anti-slip belt on the bottom surface of the outsole in the step (2-4), wherein the anti-slip belt consists of more than one anti-slip block shaped like a Chinese character 'hui', and the outsole mould is provided with an opening, and the position of the opening and the position of the through hole are provided with a superposition part.
5. The method for manufacturing a perforated breathable sole for shoes according to claim 1, characterized in that: and 3-4, the latch of the middle sole mold is hollow.
6. The method of claim 1, wherein: the sole portion of sole bottom surface transversely is equipped with more than one antiskid area, the antiskid area comprises an antiskid piece, and the heel portion of sole bottom surface is equipped with more than one antiskid piece along the bottom surface border, and the sole is equipped with the perforation that more than one set up along the sole is horizontal, the perforation is "I" font or the narrow "worker" font in the middle of wide both ends.
7. The method of claim 6, wherein: the sole side is equipped with more than one fretwork hole and wave antislip strip.
8. The method of claim 6, wherein: the anti-skid belt is of a curve type, and a drainage groove is formed between the anti-skid belt and the anti-skid belt.
9. The method of claim 6, wherein: the anti-skid block is in a shape like a Chinese character 'hui'.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911150910.7A CN110840013B (en) | 2019-11-21 | 2019-11-21 | Perforated breathable sole and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911150910.7A CN110840013B (en) | 2019-11-21 | 2019-11-21 | Perforated breathable sole and preparation method thereof |
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| CN110840013A CN110840013A (en) | 2020-02-28 |
| CN110840013B true CN110840013B (en) | 2021-12-14 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101448420B (en) * | 2006-05-29 | 2012-09-05 | 健乐士股份公司 | Ventilated waterproof sole, shoes using the sole, and manufacturing method of the sole and shoes |
| CN201775085U (en) * | 2010-09-13 | 2011-03-30 | 黄贻钧 | Water-proof and ventilated sole |
| CN102337020B (en) * | 2011-06-24 | 2013-03-20 | 苏州新纶超净技术有限公司 | Anti-static polyurethane elastomer material used under ultralow humidity condition and preparation method thereof |
| CN102318926B (en) * | 2011-07-12 | 2013-10-30 | 茂泰(福建)鞋材有限公司 | Waterproof breathable sole and preparation method thereof and shoe having same |
| KR101294119B1 (en) * | 2011-08-06 | 2013-08-09 | 김인철 | shock absorbing breathable shoes |
| CN102786792B (en) * | 2012-08-07 | 2014-05-07 | 深圳市新纶科技股份有限公司 | Anti-yellowing polyurethane shoe material and preparation method thereof |
| CN102860628B (en) * | 2012-10-24 | 2015-08-19 | 王景阳 | A kind of sole of elastic force airing function and production technology thereof |
| CN104626454A (en) * | 2014-12-24 | 2015-05-20 | 东莞智标鞋业科技有限公司 | Preparation method and product of double-density-layer middle sole |
| CN106738581B (en) * | 2016-11-30 | 2021-02-09 | 方柏明 | Integrally formed sole and manufacturing mold and production method thereof |
| CN206333451U (en) * | 2016-12-26 | 2017-07-18 | 湖北小公牛鞋业有限责任公司 | A kind of anti-skidding big bottom of lightweight |
| CN206899563U (en) * | 2017-05-04 | 2018-01-19 | 东莞市发成工程塑料有限公司 | A kind of plastic grains processing materal drier |
| CN107696538A (en) * | 2017-11-13 | 2018-02-16 | 清远市广硕鞋业有限公司 | The big bottom of thermoplastic polyurethane and the hot sticking method of foamed thermoplastic polyurethane midsole |
| CN109049518A (en) * | 2018-06-13 | 2018-12-21 | 瑞安市霹雳虎鞋业有限公司 | Sole injection mold and the sole for using the injection mould processing |
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