CN112092431A - Production process of cushioning high-resilience sole - Google Patents

Production process of cushioning high-resilience sole Download PDF

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Publication number
CN112092431A
CN112092431A CN201910528464.2A CN201910528464A CN112092431A CN 112092431 A CN112092431 A CN 112092431A CN 201910528464 A CN201910528464 A CN 201910528464A CN 112092431 A CN112092431 A CN 112092431A
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CN
China
Prior art keywords
cloth
elastic
sole
cushioning
bonded
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Pending
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CN201910528464.2A
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Chinese (zh)
Inventor
林志材
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujian Jinjiang Quanfa Knight Shoes Co ltd
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Fujian Jinjiang Quanfa Knight Shoes Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by Fujian Jinjiang Quanfa Knight Shoes Co ltd filed Critical Fujian Jinjiang Quanfa Knight Shoes Co ltd
Priority to CN201910528464.2A priority Critical patent/CN112092431A/en
Publication of CN112092431A publication Critical patent/CN112092431A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D35/00Producing footwear
    • B29D35/12Producing parts thereof, e.g. soles, heels, uppers, by a moulding technique
    • B29D35/122Soles

Abstract

The invention discloses a production process of a cushioning high-resilience sole, which relates to the technical field of shoe material processing and comprises the following steps: s1, forming the middle sole; s2, punching a plurality of buffer cavities in the middle sole; s3, respectively sticking elastic cloth and a rubber outsole on the upper side and the lower side of the midsole, and arranging a plurality of filling channels which are communicated with the buffer cavities in a one-to-one correspondence manner on the elastic cloth; and S4, filling elastic particles into the buffer cavities from the filling channels, and sealing the filling channels after filling. The invention provides the production process of the cushioning high-resilience sole, which is convenient to operate, high in processing efficiency, good in sole quality and attractiveness, capable of improving the cushioning performance of the sole and fully guaranteeing the wearing comfort of a user.

Description

Production process of cushioning high-resilience sole
Technical Field
The invention relates to the technical field of shoe material processing, in particular to a production process of a cushioning high-resilience sole.
Background
At present, with the continuous development of scientific technology, foamed thermoplastic polyurethane (ETPU) is applied to shoe materials more and more, foamed thermoplastic polyurethane in the market is generally used as a shoe insole material, and the forming mode is that ETPU particles are generally put into a forming die and then heated by water vapor for secondary foaming, so that adjacent ETPU particles can be mutually fused, and then cooled to obtain an ETPU sole.
The prior patent application with the publication number of CN109567312A discloses an integrally-formed transparent dual-density sole and a production process thereof; the integrally-formed transparent dual-density sole comprises a CPU outer cladding body and an ETPU shock absorption layer positioned in the CPU outer cladding body, wherein the CPU outer cladding body is provided with a bottom surface and a side surface integrally and convexly formed around the bottom surface, the bottom surface and the side surface form a containing cavity, and the ETPU shock absorption layer is formed by filling ETPU particles and PU glue.
In the technical scheme, the ETPU shock-absorbing layer is prepared by pouring and molding ETPU particles and PU glue. When the user actually wears the shock-absorbing layer, the ETPU shock-absorbing layer cannot perfectly fit the soles of all users due to different foot types of the users, the shock-absorbing layer has obvious defects in adaptability to different foot types of the users, the shock-absorbing effect is relatively limited, and the comfort of the user when wearing the shock-absorbing layer is influenced.
Disclosure of Invention
In view of the above technical problems, an object of the present invention is to provide a process for producing a cushioning high-resilience sole, wherein a cushioning cavity and elastic cloth are disposed on a midsole, and elastic particles are filled in the cushioning cavity, so as to improve cushioning performance of the sole, achieve self-adaptation to different foot types of a user, and greatly improve comfort for the user.
In order to achieve the purpose, the invention provides the following technical scheme:
a production process of a cushioning high-resilience sole comprises the following steps:
s1, forming the middle sole;
s2, punching a plurality of buffer cavities in the middle sole;
s3, respectively sticking elastic cloth and a rubber outsole on the upper side and the lower side of the midsole, and arranging a plurality of filling channels which are communicated with the buffer cavities in a one-to-one correspondence manner on the elastic cloth;
and S4, filling elastic particles into the buffer cavities from the filling channels, and sealing the filling channels after filling.
By adopting the technical scheme, during processing, a plurality of buffer cavities are punched on the insole, each buffer cavity is sealed by elastic cloth, and each buffer cavity is filled with elastic particles. When the user's sole steps on this bradyseism high resilience sole, the elastic particle in the buffer cavity receives the extrusion of user's sole and can take place local aversion to realize the self-adaptation to user's sole, so can adapt to different users, different foot types. And, when user's sole and elastic particle take place to extrude each other, the elastic particle not only can bring the sense of granule for the user, can also play the effect of slight massage to user's sole, can provide sufficient bradyseism performance moreover, fully guarantee the comfort that the user wore.
The invention is further configured to: the material of insole is CMEVA, PHYLON or ETPU, just the insole adopts the mode of foaming shaping to obtain.
By adopting the technical scheme, the middle sole is made of CMEVA, PHYLON or ETPU, so that the cushioning performance of the middle sole is ensured; the insole is processed by means of a foaming forming mode, so that the quality of the insole is guaranteed, and meanwhile, the production efficiency is favorably guaranteed.
The invention is further configured to: the number of the buffer cavities is 2, 3 or 4, and the buffer cavities are arranged at intervals along the length direction of the sole; in step S2, each cushion chamber is hollowed out by laser cutting.
By adopting the technical scheme, a plurality of buffer cavities are arranged at intervals along the length direction of the sole, and the elastic particles in each buffer cavity can respectively act on different parts of the sole of a user; simultaneously, set up a plurality of cushion chambers, can also avoid the elastic particle to appear the inhomogeneous condition that distributes in single cushion chamber, can guarantee the comfort that the user wore indirectly. In addition, adopt laser cutting's each cushion chamber of mode fretwork shaping, not only can improve the processingquality of each cushion chamber on this sole, can greatly improve the machining efficiency of sole moreover.
The invention is further configured to: the elastic particles are made of high-elasticity ETPU, TPEE or Pebax; the hardness of the elastic particles is 35 HA-50 HA, and the particle size specification comprises: 2-4 mm, 4-6 mm, 6-8 mm, 8-10 mm, 10-12 mm and 12-14 mm.
Through adopting above-mentioned technical scheme, high-elastic ETPU, TPEE and Pebax not only elasticity is excellent, can provide superior resilience effect and shock-absorbing capacity moreover, makes the elastic particle with it to the hardness of elastic particle is controlled strictly, can improve the bradyseism effect of this sole greatly, the comfort of fully guaranteeing the user and wearing. Meanwhile, the elastic particles provide various optional particle size specifications, and can meet different wearing requirements of different users.
The invention is further configured to: the elastic cloth is made of four-elastic cloth or nylon mesh cloth.
By adopting the technical scheme, the four-elastic cloth and the nylon mesh cloth have good elasticity, and can adapt to the elastic deformation of the elastic particles while ensuring the sealing effect on the buffer cavity; and, four play cloth or nylon screen cloth can keep the state of tensioning for a long time, can improve the performance of this sole.
The invention is further configured to: step S3 includes the following two sequential sub-steps:
s3.1, sticking elastic cloth on the upper side of the insole;
s3.2, adhering a rubber outsole to the lower side of the midsole.
By adopting the technical scheme, the pasting difficulty of the elastic cloth is far greater than that of the rubber outsole in the actual processing process; the rubber outsole is bonded after the elastic cloth is bonded, so that the interference of the rubber outsole on the bonding operation of the elastic cloth can be effectively avoided, the bonding effect of the elastic cloth is ensured, and the product quality is indirectly ensured.
The invention is further configured to: step S3.1 comprises the following substeps:
s3.1.1, taking a double-sided adhesive tape with release paper adhered on one side, and cutting an annular strip to be adhered on the double-sided adhesive tape according to the shape of the position to be adhered on the upper side of the insole;
s3.1.2, tearing off release paper on one side of the annular strip to be bonded, and sticking the annular strip to be bonded on the elastic cloth;
s3.1.3, cutting a spare cloth with the same shape as the upper side of the insole on the elastic cloth along the edge of the annular strip to be bonded;
s3.1.4, tearing off the release paper on the side of the ring-shaped strip to be bonded, which deviates from the standby cloth, and sticking the release paper on the upper side of the insole by utilizing the ring-shaped strip to be bonded.
Through adopting above-mentioned technical scheme, the shape of reserve cloth and the shape of insole upside can keep unanimous, and the double faced adhesive tape subsides can be pasted reserve cloth on the insole steadily, guarantee the stability that elasticity cloth pasted and the aesthetic property of sole.
The invention is further configured to: the double-sided adhesive tape is elastic cloth with double sides compounded with hot melt adhesive films.
By adopting the technical scheme, on one hand, the mode of hot-pressing and fixing the hot melt adhesive is adopted, which is beneficial to further improving the adhesion stability of the elastic cloth; on the other hand, because the double-sided adhesive tape is internally compounded with a layer of elastic cloth, the double-sided adhesive tape is not easy to damage, and the service life of the sole can be indirectly ensured.
The invention is further configured to: after the completion of step S3.1.3 and before the start of step S3.1.4, the following operations are performed: the method comprises the steps of firstly coating a surface treating agent on the upper side of the insole to be adhered with the elastic cloth, and then coating a layer of hot melt adhesive powder on the part of the insole to be adhered with the elastic cloth.
By adopting the technical scheme, the surface treating agent can improve the adhesive property of the surface of the midsole; through coating one deck hot melt adhesive powder on the insole, the hot melt adhesive membrane that deviates from reserve cloth one side is pasted to the cooperation double faced adhesive tape, helps further improving the stability that the elasticity cloth pasted.
The invention is further configured to: in step S3, a piece of cloth is taken, and two opposite sides of the piece of cloth are bonded and fixed to the edge of the elastic cloth, and a gap between the piece of cloth and the elastic cloth forms a filling channel.
By adopting the technical scheme, the gaps between the block-shaped cloth and the elastic cloth form a filling channel for filling the elastic particles; when the elastic cloth is pasted, the blocky cloth is positioned between the elastic cloth and the insole, and on the basis that the pasting stability of the elastic cloth is not influenced, the blocky cloth can be hidden, so that the integral attractiveness of the sole is ensured.
In conclusion, the invention has the following beneficial effects:
1. the plurality of buffer cavities are arranged on the middle sole, the elastic particles are filled in each buffer cavity, and the openings of the buffer cavities are sealed by matching with the elastic cloth, so that self-adaption to different foot shapes of a user is realized, granular sensation is brought to the user, sufficient cushioning performance is provided, and the comfort of the user in wearing is fully ensured;
2. elastic particles are made of ETPU, TPEE or Pebax materials, and the hardness of the elastic particles is controlled to be 35 HA-50 HA, so that the cushioning performance of the sole and the wearing comfort of a user are further improved;
3. by means of the filling channel formed between the block-shaped cloth and the elastic cloth, the attractiveness of the sole is guaranteed while the convenience of filling the elastic particles is improved;
4. utilize laser cutting's mode fretwork shaping to go out each cushion chamber on the insole, not only can improve the processingquality and the aesthetic property of sole, still help improving the machining efficiency of sole.
Drawings
FIG. 1 is a schematic flow chart of the process for producing the cushioning high rebound sole of the present invention;
FIG. 2 is a schematic structural view of a shock-absorbing high resilience sole according to the present invention;
FIG. 3 is a schematic structural view of the elastic cloth and the annular strip to be bonded in the present invention;
fig. 4 is a schematic structural diagram of the present invention mainly used for embodying the perfusion channel.
Reference numerals: 1. a midsole; 101. a buffer chamber; 2. a rubber outsole; 3. an elastic cloth; 4. an elastomeric particle; 5. an annular strip to be bonded; 51. hot-melt adhesive films; 6. a closed ring; 7. cloth in block shape; 8. and (4) filling the channel.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples.
Referring to the attached figure 1, the production process of the cushioning high-resilience sole comprises the following steps:
s1, molding the midsole 1. Specifically, with reference to fig. 2, the midsole 1 may be formed by foaming one of three materials, namely CMEVA, PHYLON and ETPU.
S2, a plurality of cushioning cavities 101 are die cut into the midsole 1.
As shown in fig. 2, after the midsole 1 is molded, 2, 3 or 4 cushion chambers 101 may be formed on the midsole 1, and the cushion chambers 101 are disposed at intervals along the length direction of the sole of the foot; the depth of each buffer chamber 101 may be selected as desired. In one embodiment, each cushion chamber 101 is only concavely formed on the upper side of the midsole 1 and does not penetrate through the midsole 1; at this time, each cushion chamber 101 can be automatically punched by a sole punching machine and then manually trimmed. In another embodiment, each cushion chamber 101 extends through the midsole 1; at this time, besides the above-mentioned manner, each buffer cavity 101 may be automatically hollowed out by a laser cutting machine; by adopting the mode, the processing quality of each buffer cavity 101 can be improved, and the production efficiency of the sole can be greatly improved.
S3, respectively sticking an elastic cloth 3 and a rubber outsole 2 on the upper side and the lower side of the insole 1, and arranging a plurality of filling channels 8 which are communicated with the buffer cavities 101 in a one-to-one correspondence manner on the elastic cloth 3.
The elastic cloth 3 can be made of four-elastic cloth or nylon mesh cloth, and the rubber outsole 2 is made of wear-resistant rubber. In the actual production process, the sequence of sticking the rubber outsole 2 and the elastic cloth 3 can be selected according to the actual production requirement. However, in order to ensure the product quality, the following steps are preferably performed in sequence:
s3.1, sticking an elastic cloth 3 on the upper side of the insole 1;
s3.2, adhering a rubber outsole 2 to the lower side of the midsole 1.
By the mode, the interference of the rubber outsole 2 on the sticking operation of the elastic cloth 3 can be effectively avoided, and the sticking effect of the elastic cloth 3 is ensured. After the elastic cloth 3 and the rubber outsole 2 are bonded, the buffer chambers 101 are simultaneously sealed by the elastic cloth 3. Specifically, referring to fig. 3 and 4, the worker may finish the attachment of the elastic cloth 3 as follows.
S3.1.1, taking a double-sided adhesive tape with release paper adhered on one side, and cutting an annular strip to be adhered 5 on the double-sided adhesive tape according to the shape of the position to be adhered on the upper side of the insole 1;
s3.1.2, tearing off release paper on one side of the annular strip to be bonded 5, and sticking the annular strip to be bonded 5 on the elastic cloth 3;
s3.1.3, cutting a spare cloth with the shape consistent with the upper side of the midsole 1 on the elastic cloth 3 along the edge of the annular strip to be bonded 5;
s3.1.4, tearing off the release paper on the side of the ring-shaped strip to be bonded 5 departing from the standby cloth, and adhering the release paper on the upper side of the insole 1 by utilizing the ring-shaped strip to be bonded 5.
The double-sided adhesive tape can be made of an elastic cloth 3 with a hot melt adhesive film 51 compounded on both sides. Specifically add man-hour, can get an elasticity cloth 3 earlier and two and elasticity cloth 3 etc. big just adhere to the hot melt adhesive membrane 51 from type paper, tear two hot melt adhesive membrane 51 wherein one side from type paper, then accessible hot pressing's mode is compound two hot melt adhesive membranes 51 in the both sides of elasticity cloth 3, can obtain the two-sided compound elasticity cloth 3 that has hot melt adhesive membrane 51, and the both sides hot melt adhesive membrane 51 deviates from one side of elasticity cloth 3 and all posts from type paper.
And then, according to the shape surrounded by the part to be bonded on the upper side of the midsole 1, cutting a required annular strip to be bonded 5 on the elastic cloth 3 with the hot melt adhesive film 51 compounded on the two sides, wherein the shape of the annular strip to be bonded 5 is ensured to be consistent with the shape surrounded by the part to be bonded on the upper side of the midsole 1 and the elastic cloth 3. Specifically, the worker can complete the cutting operation of the annular strip to be bonded 5 through a punching machine, a manual cutting machine or a laser cutting machine; taking laser cutting as an example, a worker can set a corresponding cutting track on a laser cutting machine according to the shape of the corresponding part on the midsole 1, and then complete the cutting operation of the annular strip to be bonded 5 by using the laser cutting machine. After cutting, a plurality of closed rings 6 are formed on the annular strip to be bonded 5, and each closed ring 6 corresponds to each buffer cavity 101; when the annular strip to be glued 5 is glued on the upper side of the mid-sole 1, each closed loop 6 just surrounds the corresponding buffer chamber 101.
After the annular strip to be bonded 5 is obtained and the release paper on one side of the annular strip to be bonded 5 is torn off, the elastic cloth 3 can be taken again, and the annular strip to be bonded 5 is attached to the elastic cloth 3, so that the annular strip to be bonded 5 is kept attached to the elastic cloth 3 through the side without the release paper. Then, integrally placing the annular strip to be bonded 5 and the elastic cloth 3 into a hot press for hot pressing; in the process, the annular strip to be bonded 5 is bonded and fixed to the elastic cloth 3 by the hot melt adhesive film 51.
In practice, the setting of the perfusion channel 8 may be completed after the step S3.1.2 is completed and before the step S3.1.3 is started. Referring to fig. 3 and 4, taking any one of the perfusion channels 8 as an example, the specific setting flow is as follows:
tearing a 2-5 cm section of release paper on one side of the annular strip to be bonded 5, which is far away from the elastic cloth 3, so that a part of the hot melt adhesive film 51 on one side of the annular strip to be bonded 5, which is far away from the elastic cloth 3, is exposed; at this time, the exposed part of the hot melt adhesive film 51 is located at the outer circle of the annular strip to be bonded 5 and just opposite to the area where one of the closed rings 6 and the buffer chamber 101 are located.
Then, a piece of cloth 7 is taken, and the piece of cloth 7 can adopt an elastic cloth 3 with a single surface compounded with a hot melt adhesive film 51 and release paper; the release paper on the block-shaped cloth 7 is torn off, and the side of the hot melt adhesive film 51 is attached to the exposed part of the hot melt adhesive film 51 on the annular strip to be bonded 5.
Next, the opposite sides of the cloth 7 are pressed, and care should be taken not to press the middle of the cloth 7. In the pressing process, the hot melt adhesive film 51 on the block cloth 7 and the hot melt adhesive film 51 on the annular strip to be bonded 5 are bonded, so that the two pressed sides of the block cloth 7 are bonded and fixed on the annular strip to be bonded 5. At this time, a gap is formed between the middle part of the block cloth 7 and the elastic cloth 3, and the gap forms a filling channel 8 which is communicated with the corresponding closed ring 6. Subsequently, in a similar manner, the setting of the individual perfusion channels 8 can be done in turn.
After the setting of each filling channel 8 is completed, a spare cloth having the same shape as the portion of the elastic cloth 3 to be bonded to the midsole 1 is cut from the elastic cloth 3 according to the above step S3.1.3. Specifically, the spare cloth can be cut by any one of three modes, namely a punching machine, manual cutting or laser cutting.
Meanwhile, the specific steps of sticking the standby cloth to the upper side of the insole 1 are as follows: firstly, tearing off release paper on one side of the annular strip to be bonded 5, which is far away from the spare cloth, so that a hot melt adhesive film 51 on one side of the annular strip to be bonded 5, which is far away from the spare cloth, is exposed; then, surface treatment is carried out on the part to be bonded on the upper side of the middle sole 1 by using a surface treatment agent; after finishing the surface treatment, coating a layer of hot melt adhesive powder on the part to be bonded on the upper side of the insole 1; and finally, accurately attaching the side of the annular strip to be bonded 5 on the spare cloth to the part to be bonded on the upper side of the insole 1, and carrying out hot pressing treatment on the side and the part by using a hot press. Care should be taken not to heat seal the pouring channel 8; during specific operation, a piece of release paper can be respectively inserted into each filling channel 8, the block-shaped cloth 7 is separated from the standby cloth by the release paper, and the release paper is removed after the standby cloth is pasted.
Specifically, the type of the surface treatment agent can be selected according to the material of the midsole 1; for example, if the midsole 1 is made of CMEVA, the surface treatment agent may be EVA surface treatment agent.
S4, filling the buffer chambers 101 with the elastic particles 4 from the filling passages 8, and closing the filling passages 8 after filling.
Referring to fig. 2, the material of the elastic particles 4 may be high elastic ETPU, TPEE or Pebax; to meet the requirement of cushioning performance, the hardness of the elastic particles 4 may be 35HA to 50HA, and the optional particle size specifications include: 2-4 mm, 4-6 mm, 6-8 mm, 8-10 mm, 10-12 mm and 12-14 mm. In actual production, the filling operation of the elastic particles 4 can be performed by adopting a manual material holding gun or by using an automatic racking machine. After the filling of the elastic particles 4 is completed, it should be ensured that the elastic particles 4 in any one of the buffer cavities 101 can form a protrusion on the upper side of the midsole 1, thereby ensuring that the elastic particles 4 can fully contact with the sole of the user in the wearing process of the user.
After the filling operation is finished, hot pressing treatment can be carried out on the positions of the filling channels 8 by using soldering irons, so that the blocky cloth 7 and the annular strip to be bonded 5 are bonded and fixed, and then the hot sealing of the filling channels 8 is realized. Thus, the entire sole is substantially formed.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (10)

1. A production process of a cushioning high-resilience sole is characterized by comprising the following steps:
s1, molding the midsole (1);
s2, punching a plurality of buffer cavities (101) on the midsole (1);
s3, respectively sticking an elastic cloth (3) and a rubber outsole (2) on the upper side and the lower side of the midsole (1), and arranging a plurality of filling channels (8) which are communicated with the buffer cavities (101) in a one-to-one correspondence manner on the elastic cloth (3);
s4, filling the buffer cavities (101) with the elastic particles (4) from the filling channels (8), and sealing the filling channels (8) after filling.
2. The production process of the cushioning high-resilience sole according to claim 1, wherein the midsole (1) is made of CMEVA, PHYLON or ETPU, and the midsole (1) is obtained by foam molding.
3. The production process of the cushioning high-resilience sole according to claim 1, wherein 2, 3 or 4 cushioning cavities (101) are arranged, and each cushioning cavity (101) is arranged at intervals along the length direction of the sole; in step S2, each cushion chamber (101) is hollowed out on the midsole (1) by laser cutting.
4. The production process of the cushioning high-resilience sole according to claim 1, wherein the elastic particles (4) are made of high-elasticity ETPU, TPEE or Pebax; the hardness of the elastic particles (4) is 35 HA-50 HA, and the particle size specification comprises: 2-4 mm, 4-6 mm, 6-8 mm, 8-10 mm, 10-12 mm and 12-14 mm.
5. The production process of the cushioning high-resilience sole as claimed in claim 1, wherein the elastic cloth (3) is made of four-elasticity cloth or nylon mesh cloth.
6. The process for producing a cushioning high rebound sole according to claim 1, wherein step S3 includes the following two sequential substeps:
s3.1, sticking an elastic cloth (3) on the upper side of the insole (1);
s3.2, adhering the rubber outsole (2) to the lower side of the midsole (1).
7. The production process of the cushioning high-resilience sole according to claim 6, wherein the step S3.1 comprises the following substeps:
s3.1.1, taking a double-sided adhesive tape with release paper adhered on one side, and cutting an annular strip (5) to be adhered on the double-sided adhesive tape according to the shape of the position to be adhered on the upper side of the insole (1);
s3.1.2, tearing off release paper on one side of the annular strip to be bonded (5), and bonding the annular strip to be bonded (5) on the elastic cloth (3);
s3.1.3, cutting a spare cloth with the shape consistent with the upper side of the insole (1) on the elastic cloth (3) along the edge of the annular strip to be bonded (5);
s3.1.4, tearing off the release paper on the side of the annular strip (5) to be bonded, which deviates from the spare cloth, and adhering the release paper on the upper side of the insole (1) by utilizing the annular strip (5) to be bonded.
8. The production process of the cushioning high-resilience sole according to claim 7, wherein the double-sided adhesive tape is an elastic cloth (3) with a hot-melt adhesive film (51) compounded on both sides.
9. The process for manufacturing a cushioning high rebound sole according to claim 8, wherein after the completion of step S3.1.3 and before the start of step S3.1.4, the following steps are further performed: firstly, coating a surface treating agent on the upper side of the insole (1) to be adhered with the elastic cloth (3), and then coating a layer of hot melt adhesive powder on the part of the insole (1) to be adhered with the elastic cloth (3).
10. The process for producing a shock-absorbing high resilience sole according to claim 1 or 9, wherein in step S3, a piece of cloth (7) is taken, two opposite sides of the piece of cloth (7) are bonded and fixed to the edge of the elastic cloth (3), and a filling channel (8) is formed by the gap between the piece of cloth (7) and the elastic cloth (3).
CN201910528464.2A 2019-06-18 2019-06-18 Production process of cushioning high-resilience sole Pending CN112092431A (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201005124Y (en) * 2007-03-29 2008-01-16 李宁体育(上海)有限公司 Multipurpose sport shoes
CN201743049U (en) * 2010-06-25 2011-02-16 丁思恩 High-elastic lightweight sports shoe sole
CN205409884U (en) * 2016-02-26 2016-08-03 特步(中国)有限公司 PU fills fashioned bullet particle sole
US20160345669A1 (en) * 2015-05-28 2016-12-01 Nike, Inc. Sole Structure with Electrically Controllable Damping Element
CN106903964A (en) * 2017-02-13 2017-06-30 佛山秋诺丝新材料科技有限公司 A kind of preparation method of layer cloth seamless adhesion
CN208515077U (en) * 2018-07-18 2019-02-19 冉聚(上海)高新材料有限公司 One kind having the function of surface anti-static microporous polyurethane foam structure

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201005124Y (en) * 2007-03-29 2008-01-16 李宁体育(上海)有限公司 Multipurpose sport shoes
CN201743049U (en) * 2010-06-25 2011-02-16 丁思恩 High-elastic lightweight sports shoe sole
US20160345669A1 (en) * 2015-05-28 2016-12-01 Nike, Inc. Sole Structure with Electrically Controllable Damping Element
CN205409884U (en) * 2016-02-26 2016-08-03 特步(中国)有限公司 PU fills fashioned bullet particle sole
CN106903964A (en) * 2017-02-13 2017-06-30 佛山秋诺丝新材料科技有限公司 A kind of preparation method of layer cloth seamless adhesion
CN208515077U (en) * 2018-07-18 2019-02-19 冉聚(上海)高新材料有限公司 One kind having the function of surface anti-static microporous polyurethane foam structure

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Application publication date: 20201218

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