CN106377007B

CN106377007B - A kind of integrated molding shock-absorbing sole or sole accessory and its production mold and production method

Info

Publication number: CN106377007B
Application number: CN201611082126.3A
Authority: CN
Inventors: 方柏明
Original assignee: Individual
Current assignee: Dongguan Xinxiang New Material Co ltd
Priority date: 2016-11-30
Filing date: 2016-11-30
Publication date: 2018-12-18
Anticipated expiration: 2036-11-30
Also published as: CN106377007A

Abstract

The invention discloses an integrally formed shock-absorbing shoe sole or a shoe sole accessory, comprising a large bottom, at least one shock-absorbing material layer and a TPU film wrapping layer; the shock-absorbing material layer is attached to the top surface of the big bottom, and the TPU film wrapping layer wraps The side of the outsole, the top surface of the outsole, the side of the shock-absorbing material layer and the top surface of the shock-absorbing material layer; the outsole, the shock-absorbing material layer and the TPU film wrapping layer are integrally formed; the thickness of the shock-absorbing material layer is greater than that of the outsole thickness of. The outsole and the shock-absorbing layer of the shoe sole are integrally formed in the same mould, and the process is simple and the process is few, which greatly reduces the production cost. The invention also discloses a mold for integrally forming shock-absorbing soles or sole accessories. The mold is provided with outsole and midsole cavities at the same time, which can realize one-time pouring and molding of the soles. The mold has a simple structure and is easy to maintain. The invention also discloses a production method for integrally forming shock-absorbing soles or sole accessories, which has simple flow, convenient operation, high efficiency and safety.

Description

A kind of integrated molding shock-absorbing sole or sole accessory and its production mold and production method

Technical field

The present invention relates to shoes accessory manufacture technology field more particularly to a kind of integrated molding shock-absorbing sole or sole accessory and It makes mold and production method.

Background technique

Shoes can protect the both feet of people well, and specifically, shoes can reduce or avoid people to walk or run The shaking force generated when step, avoids spinal nerve from coming to harm.And in shoes, sole has been the critical component of cushioning effect, Therefore, the structure of sole is even more important with production method.

The applicant applied for patent in 2014: a kind of PU elastic environmental-protection sole and its production method and production mold (application number: 201410277439.9), there is disclosed sole light-weight and eco-friendly, flexible, not easy to break wrinkle to connect, convenient for fitting The advantages that.But the sole is during production, it is necessary first to outsole is produced using outsole mold, then to the table of outsole Face carries out coarse processing, and coats adhesive；Then, the outsole for being coated with adhesive is put into indsole mold, then in casting Bottom flexible glue liquid, last foaming.That is, the production needs of outsole and indsole carry out in different molds, to realize The fitting of outsole and indsole, it is necessary to it is numerous to increase processes, the processes such as outsole polishing, painting processing water, cementing, heating and fitting It is more, considerably increase production cost.

In addition, I also applied in 2014 a kind of transparent perfusion spring vibration damper (application number: 2014208249446), which utilizes GEL gel forming damper, but GEL presence, which is easily deformed, material is more crisp easily tears The defects of splitting, can not being bonded with footwear material, in order to solve this problem, the patent is with the true membrane process of inhaling of pumping in GEL damper surface patch Unify layer TPU film, nevertheless, still had at the top of damper not by TPU film wrap up notch, when damper by Pressure, GEL are easy for squeezing out, and be easy to cause delamination.Also, the damper is used only single vibration-absorptive material and forms, intolerant to Mill, not directly with ground face contact and friction.It should be noted that GEL is the materials such as silica gel, PU, TPR and PVC in fluidised form General designation.But in shoemaking industry, PU fluidised form gel is generally called GEL, for example, the GEL that German BASF group refers to, actually PU fluidised form gel.

Summary of the invention

For overcome the deficiencies in the prior art, the first purpose of this invention is to provide a kind of integrated molding shock-absorbing sole Or sole accessory, the outsole and buffer layer (indsole) of the sole can be integrally formed in the same mold, process is few, process letter It is single, it is easy to operate, greatly reduce production cost；Meanwhile outsole and the combination transitionality of buffer layer are good, sole shock effect Excellent, beautiful appearance is wear-resisting, long service life.

Second object of the present invention is to provide a kind of production mold for being integrally formed shock-absorbing sole or sole accessory, be somebody's turn to do Mold is provided with outsole and indsole (buffer layer) type chamber simultaneously, can be realized sole one-time cast-forming, and mould structure letter It is single, it is easy to maintain.

Third object of the present invention is to provide a kind of production method for being integrally formed shock-absorbing sole or sole accessory, stream Journey is simple, easy to operate, highly effective and safe.

The first purpose of this invention is implemented with the following technical solutions:

A kind of integrated molding shock-absorbing sole or sole accessory, including outsole, at least one cushioning material and TPU film packet Covering layer；The cushioning material is sticked on the top surface of the outsole, and the TPU film wrapping layer wraps up the side of the outsole Face, the top surface of the outsole, the side of the cushioning material and the cushioning material top surface；The outsole described subtracts Blanket layer and the TPU film wrapping layer are integrally formed；The thickness of the cushioning material is greater than the thickness of the outsole.

Preferably, the material of the outsole is the one of which in TPU, PU, PVC, TPE, TPR, TR, EVA and rubber；Institute The material of cushioning material is stated as the one of which in PU, TPR, PVC and silica gel.

Preferably, the outsole with a thickness of 2-7mm, hardness is 40-80 shore hardness；The thickness of the cushioning material For 5-25mm, hardness is 10-40 shore hardness.

Preferably, through-hole is provided on the cushioning material, the through-hole runs through the cushioning material from top to bottom； Also, the TPU film wrapping layer is provided on the side wall of the through-hole.

Preferably, elastic component is provided in the cushioning material；The outer surface of the elastic component is covered with dope layer；Institute Stating dope layer is white coating layer, blacking layer, aluminum-bronze paint layer, gold coating layer, encrimson layer, fluorescent yellow coating One of layer, green coating layer, orange pigment layer, purple paint layer and blue paste layer or any combination.

Preferably, LED light is provided in the cushioning material.When taking this set, cushioning material is preferably arranged To be transparent, LED lamplight can be distributed outward through transparent footwear material, be very it is good-looking, considerably increase aesthetics.

Preferably, the outsole, the cushioning material and the TPU film wrapping layer are transparent, alternatively, in them At least one be set as transparent.

Preferably, the elastic component is the iron wire component of coiled coil, and the iron wire component forward direction placement is set to described In cushioning material.

Preferably, the quantity of the cushioning material is 1-6, for example, the quantity of the cushioning material is one, institute Cushioning material matching is stated to be sticked on the top surface of the outsole；Alternatively, the quantity of the cushioning material is three, three institutes It states cushioning material to be evenly distributed in the outsole, is formed with gap between two adjacent cushioning materials；Three The thickness of the cushioning material can be set to equal or different, and their inside is provided with elastic component.

Preferably, the bottom surface of the outsole is provided with several grooves, and several grooves include vertical groove, laterally recessed Slot, oblique groove and triangular groove.

Preferably, outsole position corresponding with toe tilts upward and sets.

Second object of the present invention is implemented with the following technical solutions:

A kind of production mold being integrally formed shock-absorbing sole or sole accessory, including lower die holder, upper mould cover and several air guides Pipeline；The top of the lower die holder is uncovered structure；Be formed with cavity in the lower die holder, the cavity include be located at it is described under First cavity of die holder lower part and the second cavity positioned at the lower die holder top；On first cavity and second cavity Under communicate；The shape of first cavity is matched with the shape of the cushioning material, the shape of second cavity with it is described The shape of outsole matches；The installation cavity being connected to is provided in the side wall of the lower die holder and bottom wall；The inner sidewall of the lower die holder On be provided with the first gas port, the second gas port is provided in the inside bottom wall of the lower die holder；The one of first gas port End is connected to the installation cavity, and the other end is connected to the cavity；One end of second gas port and the installation cavity connect Logical, the other end is connected to the cavity；Exhaust outlet, the exhaust outlet and the peace are provided on the lateral wall of the lower die holder It behave affectedly connection；Several guide pipelines include interconnected main pipeline, the first branch pipe(tube) and the second branch pipe(tube)；The supervisor Road is set in the installation cavity, and first branch pipe(tube) is set in first gas port, the second branch pipe(tube) setting In in second gas port；The outlet side of the main pipeline is connected to the exhaust outlet；Charging is provided on the upper mould cover Mouthful, the upper mould cover is connect with lower die holder matching hamper.

Preferably, discharge port is additionally provided on the upper mould cover.

Preferably, the upper mould cover and the lower die holder are hinged；Also, the bottom of the upper mould cover is provided with several convex Line；Handle is provided on the upper mould cover.

Third object of the present invention is implemented with the following technical solutions:

A kind of production method being integrally formed shock-absorbing sole or sole accessory, comprising the following steps:

1) it preheats: the production mold of integrated molding shock-absorbing sole or sole accessory described in one kind is provided, to the production Mold is preheated；For example, the production mold can be previously heated to 50-120 DEG C；

2) TPU film is set: opening upper mould cover, is laid with TPU film in the top of lower die holder, TPU film is laid on lower die On the roof of seat, and the top opening of lower die holder is completely covered；

3) it vacuumizes: the exhaust outlet of vaccum-pumping equipment connection lower die holder, then opening vaccum-pumping equipment, then, TPU is thin Film slowly inwardly stretches, and is adsorbed on the cavity inner wall of lower die holder completely；

4) it is empty that the cushioning material flexible glue of predetermined amount directly first time material feeding: is injected first from the top opening of lower die holder It is intracavitary；

5) second of material feeding: depressing upper mould cover, Guan Bi mould；The outsole of predetermined amount is injected from the feed inlet of upper mould cover Melt glue；Then, cushioning material flexible glue, big undermelting glue and TPU film three combine together, are integrally formed；

6) be formed: cushioning material flexible glue, big undermelting glue and TPU film are hardened in mold, sizing；

7) shaping: opening upper mould cover, takes out sole, trims extra TPU film and leftover pieces,.

Preferably, further include following operation between step 3) and step 4): placing at least one in the lower die holder Elastic component；Alternatively, placing at least one LED light in the lower die holder.

Elastic component is set in cushioning material, the damping energy of the integrated molding shock-absorbing sole or sole accessory can be improved Power.After step 3) vacuumizes, elastic component is placed in the cavity (the first cavity) of lower die holder, when cushioning material flexible glue After injecting the first cavity, elastic component is just poured in cushioning material, and after molding, elastic component is fixed in it.

Meanwhile when step 5) injects big undermelting glue, if being additionally provided with discharge port on upper mould cover, material feeding is until have few Perhaps until big undermelting glue is discharged from discharge port.In such manner, it is possible to guarantee that intracavitary be sufficient filling with of type melts glue material, it is ensured that sole formed Do not generate notch.

Compared with prior art, the beneficial effects of the present invention are:

(1) integrated molding shock-absorbing sole or sole accessory provided by the present invention, the outsole and cushioning material of the sole It is integrally formed, does not need to polish to outsole, applies the processes such as processing water, cementing, heating and fitting, process is simple, same After being injected separately into cushioning material flexible glue and big undermelting glue in one heating mould, the two is integrally formed, easy to operate, significantly Reduce production cost；Meanwhile outsole and the combination transitionality of cushioning material are good, sole shock effect is excellent, and beautiful appearance. Also, the place other than the bottom surface in addition to outsole, which is coated with TPU film layer, and in injection moulding process, TPU membrane layer can To protect the flexible glue of cushioning material well, so that Sole moulding is more beautiful, after molding, TPU film wrapping layer, damping material The bed of material and outsole combine together, are integrally formed.

The applicant attempted technical solution below: the wear-resisting property in order to improve Gel damper increases egative film Production.But in the actual operation process, damper material is formed using GEL, and GEL is easy to tear, can not directly and its Therefore he should be bonded with the GEL damper of egative film with sole in use, in the presence of being easy to tear, being bonded difficulty in footwear material fitting Disadvantage.Furthermore egative film is harder, and GEL damper is softer, there are the sub-material line between a soft material and hard material between the two, When damping is pressurized, GEL is easy expansion, and egative film does not expand.Go down for a long time, this sub-material line will form zone of fracture, generate quality Problem.In addition, the technology cannot produce entire sole simultaneously in the same mold, need first to produce damper, then damping Device will be manually bonded with indsole, finally could be formed sole, both not saved process, also do not save cost.

And sole provided by the present invention or sole accessory, can not be bonded can be bonded and hard with tearable vibration-absorptive material Big egative film after tough TPU membrane and hardening all wraps, so that entire sole becomes to merge with seamless paste firm, solves Cushioning material can not be bonded and tearable problem.Simultaneously as outsole expects there is TPU membrane guarantor between the soft material of buffer layer firmly Shield, and the bottom of the soft material of buffer layer has the outsole of hardening to protect, and efficiently solves soft or hard line of demarcation easy fracture, buffer layer top directly Connect it is exposed do not wrapped up by TPU membrane, the problem that material easily squeezes out.

(2) integrated molding shock-absorbing sole or sole accessory provided by the present invention, the quantity of cushioning material can be flexible Setting.If cushioning material is one, i.e., the cushioning material should be bonded with outsole matching as far as possible, a cushioning material Bottom in being formed；If the quantity of cushioning material be it is several, several cushioning materials form middle bottom, can be in difference Cushioning material in place different colours elastic component, increase aesthetics.

(3) the production mold provided by the present invention for being integrally formed shock-absorbing sole or sole accessory, while being provided with outsole With vibration-absorptive material stratotype chamber, sole one-time cast-forming can be realized, and the mould structure is simple, it is easy to maintain.

(4) the production mold provided by the present invention for being integrally formed shock-absorbing sole or sole accessory is set simultaneously on upper mould cover Inlet port and outlet port are equipped with, when carrying out material feeding, discharge port is also opened, so that the type chamber in mold communicates with the outside world.If Material feeding is excessive, and extra glue can be overflowed from discharge outlet, and user is reminded to stop fluid injection at once.Also, the intracavitary sky of type Gas can be smoothly discharged by discharge port, and air is avoided to enter glue, influence Sole moulding；Meanwhile discharge port make type chamber with External world's connection, reduces pressure difference, fluid injection is gone on smoothly.

(5) a kind of production method for being integrally formed shock-absorbing sole or sole accessory provided by the present invention, process is simple, behaviour Facilitate, highly effective and safe.

Detailed description of the invention

Fig. 1 is the schematic diagram that shock-absorbing sole or sole accessory are integrally formed provided by the embodiment of the present invention 1；

Fig. 2 is the schematic diagram that shock-absorbing sole or sole accessory are integrally formed provided by the embodiment of the present invention 2；

Fig. 3 is the schematic diagram of the production mold of integrated molding shock-absorbing sole or sole accessory provided by the present invention；

In figure: 10, outsole；20, cushioning material；30, elastic component；40, lower die holder；41, exhaust outlet；50, upper mould cover； 51, feed inlet；52, discharge port；53, handle；60, guide pipeline；71, the first cavity；72, the second cavity.

Specific embodiment

In the following, being described further in conjunction with attached drawing and specific embodiment to the present invention:

As shown in Figs. 1-2, a kind of integrated molding shock-absorbing sole or sole accessory, including outsole 10, at least one damping material The bed of material 20 and TPU film wrapping layer；Cushioning material 20 is sticked on the top surface of outsole 10, the TPU film wrapping layer package The side of outsole 10, the top surface of outsole 10, the side of cushioning material 20 and cushioning material 20 top surface, that is to say, that remove The bottom surface of outsole 10 is not coated outer by the TPU film wrapping layer, and all wall surfaces of the sole all wrap up by the TPU film Layer package；Outsole 10, cushioning material 20 and the TPU film wrapping layer are integrally formed；The thickness of cushioning material 20 is greater than The thickness of outsole 10.

In the actual production process, outsole 10, cushioning material 20 and the TPU film wrapping layer can be disposed as It is bright, alternatively, at least one of they are set as transparent.Specific production method can be determined according to consumer demand System, strong flexibility.

In the following, being further described to the set-up mode of outsole 10.The material of outsole 10 can selected from TPU, PU, PVC, TPE, TPR, TR, EVA and rubber etc., outsole 10 is wear-resisting, can extend the service life of sole.If the bottom surface of outsole 10 is provided with Dry groove, several grooves include vertical groove, transverse concave groove, oblique groove and triangular groove.That is, outsole 10 Bottom surface be not take flat and smooth set-up mode, but one be formed simultaneously with recess portion and protrusion bottom surface, it is such Set-up mode can increase the non-skid property of sole, it is of course also possible to take other kinds of anti-skidding design, outsole 10 is presented Non-slip groove matched with the burr on upper mould cover 50.In addition, the position corresponding with toe of outsole 10 tilts upward and sets, increase The snugness of fit of sole.Meanwhile the thickness of outsole 10 can be set to 2-7mm, hardness is 40-80 shore hardness.

In the following, being further described to the set-up mode of cushioning material 20.The material of cushioning material 20 be PU, TPU, One of which in PVC and silica gel, in shoe-making field, above-mentioned material is in fluid state, also referred to as GEL.It is described to subtract The quantity that can be set of blanket layer is 1 or multiple；For example, as shown in Figure 1, the quantity of cushioning material 20 be one, damping The matching of material layer 20 is sticked on the top surface of outsole 10；Alternatively, as shown in Fig. 2, the quantity of cushioning material 20 is three, three Cushioning material 20 is evenly distributed in outsole 10, is formed with gap between two adjacent cushioning materials 20；Three dampings The thickness of material layer 20 can be set to equal or unequal, and their inside is provided with elastic component 30.But damping material The quantity of the bed of material is not limited to above-mentioned set-up mode, may be arranged as 2,4,5,6,7,8 etc., specifically sets Mode is set according to manpower mechanics reasonable distribution.In addition, through-hole (not regarding out in figure) can be set on cushioning material 20, it is described Through-hole runs through cushioning material 20 from top to bottom.Also, the TPU film wrapping layer is provided on the side wall of the through-hole.Subtract The thickness of blanket layer 20 can be 5-25mm, and hardness is 10-40 shore hardness.

In addition, flexible part 30 can be set in cushioning material 20；Elastic component 30 can be set to the iron of coiled coil Silk component, the iron wire component forward direction placement are set in cushioning material 20.The outer surface of elastic component 30 is covered with dope layer； The dope layer is white coating layer, blacking layer, aluminum-bronze paint layer, gold coating layer, encrimson layer, fluorescent yellow painting One of the bed of material, green coating layer, orange pigment layer, purple paint layer and blue paste layer or any combination.If damping Material layer 20 be it is transparent, then the color of dope layer through cushioning material 20 it is high-visible, increase the aesthetics of sole. Alternatively, LED light (not regarding out in figure), when taking this set, cushioning material 20 can be set in cushioning material 20 Preferably be set as transparent, LED lamplight can be distributed outward through transparent footwear material, be very it is good-looking, considerably increase aesthetics.

As shown in figure 3, a kind of production mold for being integrally formed shock-absorbing sole or sole accessory, including lower die holder 40, upper mold Lid 50 and several guide pipelines 60；The top of lower die holder 40 is uncovered structure；Cavity, the cavity packet are formed in lower die holder 40 Include the second cavity 72 positioned at the first cavity 71 of 40 lower part of lower die holder and positioned at 40 top of lower die holder；First cavity 71 and second About 72 cavity communicates；The shape of first cavity 71 is matched with the shape of cushioning material 20, the shape of the second cavity 72 and big The shape at bottom 10 matches；The installation cavity being connected to is provided in the side wall of lower die holder 40 and bottom wall；It is set on the inner sidewall of lower die holder 40 It is equipped with the first gas port, the second gas port is provided in the inside bottom wall of lower die holder 40；One end of first gas port and institute Installation cavity connection is stated, the other end is connected to the cavity；One end of second gas port is connected to the installation cavity, another One end is connected to the cavity；Exhaust outlet 41 is provided on the lateral wall of lower die holder 40, exhaust outlet 41 is connected to the installation cavity； Several guide pipelines 60 include interconnected main pipeline, the first branch pipe(tube) and the second branch pipe(tube)；The main pipeline is set to institute It states in installation cavity, first branch pipe(tube) is set in first gas port, and second branch pipe(tube) is set to described second In gas port；The outlet side of the main pipeline is connected to exhaust outlet 41；Be provided with feed inlet 51 on upper mould cover 50, upper mould cover 50 with Lower die holder 40 matches hamper connection.

Meanwhile discharge port 52 can also be set on upper mould cover 50.Excessive glue and air can be smooth from discharge port 52 Discharge, influence when avoiding Sole moulding by bubble.And discharge port 52 communicates with the outside world type chamber, material feeding is smooth.

Specifically, upper mould cover 50 and lower die holder 40 are hinged；Also, the bottom of upper mould cover 50 is provided with several burrs；Upper mold Handle 53 is provided on lid 50.

When using the production mold of integrated molding shock-absorbing sole or sole accessory provided by the embodiment of the present invention, operation stream Journey is specific as follows:

1) it preheats: mold is previously heated to 50-120 DEG C；

2) TPU film is set: opening upper mould cover, is laid with TPU film in the top of lower die holder, TPU film is laid on lower die On the roof of seat, and the top opening of lower die holder is completely covered；It, can be in lower die holder for preferably fixed TPU film After being coated with adhesive sticker on roof, TPU film is re-layed, the coating weight of adhesive sticker does not need that too much, fixed TPU film can be played, It is not allowed to move freely；The size and shape of TPU film is cut in advance according to the specification of lower die holder type chamber；In injection molding In the process, TPU film plays the role of protecting cushioning material flexible glue, so that the junction of cushioning material and outsole is enclosed with TPU film, cushioning material reaches with outsole preferably to be connect, and junction is avoided to be broken；

4) it places elastic component: placing the elastic component in the cavity of lower die holder；

5) it is empty that the cushioning material flexible glue of predetermined amount directly first time material feeding: is injected first from the top opening of lower die holder It is intracavitary；

6) second of material feeding: depressing upper mould cover, Guan Bi mould；The outsole of predetermined amount is injected from the feed inlet of upper mould cover Melt glue, until a little big undermelting glue is from discharge port discharge, to ensure that big undermelting glue fills type chamber, and is conducive to discharge type chamber Interior air；Then, cushioning material flexible glue, big undermelting glue and TPU film three combine together, are integrally formed；

7) be formed: cushioning material flexible glue, big undermelting glue and TPU film are hardened in mold, sizing；Due to upper mould cover Bottom surface is provided with several burrs, and after molding, corresponding decorative pattern will be presented in the bottom surface of outsole, increases non-skid property；

8) shaping: opening upper mould cover, takes out sole, trims extra TPU membrane and leftover pieces,.

If being provided with through-hole on cushioning material, the bottom wall of lower die holder is provided with the convex block to raise upward, convex block Shape is matched with the shape of through-hole.During vacuumizing, TPU film can be also adsorbed on the outer wall of convex block, so that this subtracts After shaking sole or the molding of sole accessory, the inner wall of through-hole can also be wrapped up by TPU film on cushioning material, played and protected well Effect.

Shock-absorbing sole is integrally formed provided by the embodiment of the present invention or sole accessory, the outsole and buffer layer of the sole exist It is integrally formed in the same mold, does not need to polish to outsole, applies the processes such as processing water, cementing, heating and fitting, stream Journey is simple, greatly reduces production cost；Meanwhile outsole and the combination transitionality of buffer layer are good, sole shock effect is excellent, and at Type is beautiful；Outsole is wear-resisting, extends the service life of total.

It will be apparent to those skilled in the art that can make various other according to the above description of the technical scheme and ideas Corresponding change and deformation, and all these changes and deformation all should belong to the protection scope of the claims in the present invention Within.

Claims

1. A kind of one-piece shock-absorbing sole or shoe sole accessories, it is characterized in that, comprise big bottom, at least one shock-absorbing material layer and TPU film wrapping layer; Described shock-absorbing material layer is pasted on the top surface of described big bottom , the TPU film wrapping layer wraps the sides of the outsole, the top surface of the outsole, the side surfaces of the shock-absorbing material layer and the top surface of the shock-absorbing material layer; The shock-absorbing material layer is integrally formed with the TPU film wrapping layer; the thickness of the shock-absorbing material layer is greater than the thickness of the outsole;

A method for producing integrally formed shock-absorbing soles or sole accessories, comprising the following steps:

1) Preheating: provide a production mold for one-piece shock-absorbing soles or sole accessories, and preheat the production molds;

The mold for making the integrally formed shock-absorbing sole or sole accessories includes a lower mold base, an upper mold cover and several air guide pipes;

The upper part of the lower die base is an open structure; a cavity is formed in the lower die base, and the cavity includes a first cavity located at the lower part of the lower die base and a second cavity located at the upper part of the lower die base. Two cavities; the first cavity and the second cavity communicate up and down; the shape of the first cavity matches the shape of the shock-absorbing material layer, and the shape of the second cavity matches the shape of the second cavity The shape of the outsole matches;

The side wall and the bottom wall of the lower die base are provided with a connected installation cavity; the inner side wall of the lower die base is provided with a first air guide hole, and the inner side of the lower die base is provided with a second guide hole. Air holes; one end of the first air guide hole communicates with the installation cavity, and the other end communicates with the cavity; one end of the second air guide hole communicates with the installation cavity, and the other end communicates with the cavity communicated; the outer wall of the lower mold base is provided with an exhaust port, and the exhaust port communicates with the installation cavity;

Several of the air guide pipes include a main pipe, a first branch pipe and a second branch pipe communicated with each other; the main pipe is arranged in the installation cavity, and the first branch pipe is arranged in the first air guide hole , the second branch pipeline is arranged in the second air guide hole; the gas outlet end of the main pipeline communicates with the exhaust port;

The upper mold cover is provided with a feed port, and the upper mold cover is connected with the matching cover box of the lower mold base;

2) Set the TPU film: open the upper mold cover, lay the TPU film on the top of the lower mold base, the TPU film is laid on the top wall of the lower mold base, and completely cover the top opening of the lower mold base;

3) Vacuuming: Connect the vacuuming equipment to the exhaust port of the lower mold base, then turn on the vacuuming equipment, and then, the TPU film is slowly stretched inward, and is completely adsorbed on the inner wall of the cavity of the lower mold base;

4) The first injection: inject a preset amount of soft rubber of the shock-absorbing material layer into the first cavity from the top opening of the lower mold base;

5) The second injection: press down the upper mold cover and close the mold; inject a preset amount of outsole melted glue from the feed port of the upper mold cover; then, the shock-absorbing material layer soft rubber, outsole melted It is integrated with the TPU film and formed in one piece;

6) Shaping: The soft rubber of the shock-absorbing material layer, the melted glue of the outsole and the TPU film are hardened and shaped in the mold;

7) Shaping: Open the upper mold cover, take out the sole, trim the excess TPU film and scraps, and it's done.

2. The integrally formed shock-absorbing sole or sole accessories according to claim 1, wherein the material of the outsole is one of TPU, PU, PVC, TPE, TPR, TR, EVA and rubber; The material of the shock-absorbing material layer is one of PU, TPR, PVC and silica gel.

3. The integrally formed shock-absorbing sole or shoe sole accessories according to claim 1, characterized in that, the thickness of the outsole is 2-7mm, and the hardness is 40-80 Shore hardness; the thickness of the shock-absorbing material layer is 5-25mm, hardness 10-40 Shore hardness.

4. The integrally formed shock-absorbing sole or shoe sole accessory according to claim 1, characterized in that, the shock-absorbing material layer is provided with a through hole, and the through-hole penetrates the shock-absorbing material layer from top to bottom; Moreover, the TPU film wrapping layer is provided on the side wall of the through hole.

5. The integrally formed shock-absorbing shoe sole or shoe sole accessories according to claim 1, characterized in that, an elastic member is arranged in the shock-absorbing material layer; or, an LED light is arranged in the shock-absorbing material layer.

6. The integrally formed shock-absorbing sole or shoe sole accessories according to claim 1, characterized in that, the number of said shock-absorbing material layers is 1-6; the bottom surface of said outsole is provided with several grooves, and several The grooves include vertical grooves, transverse grooves, oblique grooves and triangular grooves.

7. The integrally formed shock-absorbing sole or shoe sole accessories according to claim 1, characterized in that, the outsole, the shock-absorbing material layer and the TPU film wrapping layer are all transparent, or at least one of them One is set to transparent.

8. The integrally formed shock-absorbing shoe sole or shoe sole accessories according to claim 1, characterized in that, the upper mold cover is also provided with a discharge port.

9. The integrally formed shock-absorbing shoe sole or shoe sole accessory according to claim 1, characterized in that, the upper mold cover is hinged to the lower mold base; and, the bottom of the upper mold cover is provided with several embossed lines; A handle is arranged on the upper mold cover.

10. The one-piece shock-absorbing shoe sole or shoe sole accessory according to claim 1, characterized in that, between step 3) and step 4), the following operation is further included: placing at least one elastic member in the lower mold seat ; Or, place at least one LED lamp in the lower mold base.