阅读说明：本技术 一次性发泡成形的高透气垫体结构及其制造方法 (high-permeability cushion structure formed by foaming for times and manufacturing method thereof ) 是由 张炜浩 于 2019-05-28 设计创作，主要内容包括：一种一次性发泡成形的高透气垫体结构及其制造方法,包括一垫体,该垫体采用发泡材质发泡成形,为一体成形的结构,该垫体发泡成形后具有发泡体及冷却结皮的表皮层,该发泡体具有多个气孔,多个该气孔之间相互连通,该表皮层具有多个透气孔,该发泡体的多个该气孔与该表皮层的多个该透气孔之间相互连通,使本发明的该垫体达到可完全透气的功效。(A times foaming high air permeability cushion body structure and its manufacturing method, including cushion body, the cushion body adopts foaming material foaming forming, is body forming structure, the cushion body has foaming body and skin layer of cooling skinning after foaming forming, the foaming body has multiple air holes, the multiple air holes are interconnected, the skin layer has multiple air holes, the multiple air holes of the foaming body are interconnected with the multiple air holes of the skin layer, make the cushion body of the invention achieve the effect of complete ventilation.)

1, high-permeability cushion body structure formed by times of foaming, which is characterized in that the cushion body structure comprises a cushion body, the cushion body is formed by foaming a foaming material and is a body formed structure, the cushion body is provided with a foaming body and a skin layer for cooling and skinning after foaming, the foaming body is provided with a plurality of air holes, the air holes are mutually communicated, the skin layer is provided with a plurality of air holes, and the air holes of the foaming body are mutually communicated with the air holes of the skin layer, so that the cushion body of the invention can achieve the effect of complete ventilation.

2. The -time foaming high-permeability cushion structure of claim 1, wherein the foam material is open-cell PU material.

3. The -time foaming high-permeability cushion structure of claim 1 or 2, wherein the foaming material comprises a th raw material composition and a second raw material composition.

4. The times foaming high air permeability cushion structure of claim 3, wherein the th raw material composition comprises polyether polyol, chain extender, catalyst, surfactant and foaming agent.

5. The -time expansion-molded high-permeability cushion structure of claim 4, wherein the second raw material composition is a prepolymer of diphenylmethane and diisocyanate.

6. The -time foaming high-permeability cushion structure of claim 3 or 5, wherein the ratio of the raw materials contained in the foam material, i.e. the ratio of the -th raw material composition to the second raw material composition, is 10: 7.

7. The -time foaming high-permeability cushion body structure of claim 6, wherein the density of the cushion body is 0.15-0.35.

8. The time foaming high air permeability cushion body structure of claim 6, wherein the cushion body has a compression recovery resistance ratio of 90-95%.

9, method of manufacturing a -time foam-formed high-permeability cushion according to any of claims 1 to 8 and , comprising the steps of:

(A) opening the mold, and uniformly spraying a mold release agent on the mold cavity;

(B) filling the foaming material into the mold cavity;

(C) closing and securing the mold;

(D) placing the closed mould in foaming equipment;

(E) foaming and forming the foaming material in the foaming equipment;

(F) during the foaming process of the foaming material, the foaming body of the cushion body forms a plurality of air holes which are communicated with each other, the surface layer of the cushion body reacts with the release agent to form a plurality of air holes, and the air holes are communicated with the air holes;

(G) opening the mold;

(H) the pad body is taken down.

10. The method of manufacturing an -time foaming high-permeability cushion according to claim 9, wherein the foaming device is a heating device.

Technical Field

The invention relates to cushion structures, in particular to a -body-formed high-permeability cushion structure formed by -type -time foaming and a manufacturing method thereof.

Background

The existing foaming cushion body material is divided into PU, EVA and so on, wherein, the cushion body foamed by PU material can be divided into closed-cell PU foaming body and open-cell PU foaming body, when the closed-cell PU foaming body is formed into the cushion body, a plurality of air holes are generated on the cushion body, but the plurality of air holes are not mutually communicated, therefore, the cushion body has no air permeability, the cushion body can cause a user to feel stuffy and airtight when in use, the closed-cell PU foaming body has the advantages that the cushion body can be formed by foaming according to the shape of the mould, no redundant waste material is generated, and the defect is that the cushion body has no air permeability effect after being formed.

Referring to fig. 1 to 4, another types of open-cell PU foam materials are foamed to form large-sized cushion body a, and then cut the required shape and range from the whole cushion body a, so as to complete finished products a1, however, when the open-cell PU foam is formed into the cushion body a, the foam body a11 of the cushion body a will generate a plurality of interconnected pores, but the skin layer a12 does not have pores, so the finished product a1 has air permeability, if the finished product a1 has air permeability, the skin layer a12 needs to be torn off first to have air permeability effect, the exposed skin layer of the foam body a11 has air permeability, but forms a rough surface and is not wear-resistant, the cushion body with air permeability has good air permeability, the whole touch is soft and comfortable, and the disadvantage is that the finished product cannot be formed with the shape range of the mold times, and the finished product needs to be cut by secondary processing to generate excessive waste after being formed, and the air permeability effect needs to be torn off.

The above problems are disadvantages that the present inventor has experienced in the self, and the present inventor has paid attention to the above problems for many years, and thus has been developing the present invention to replace the prior art through continuous research and improvement.

Disclosure of Invention

The invention aims to provide high-permeability cushion body structures formed by times of foaming and a manufacturing method thereof, so as to overcome the defects in the prior art.

The invention provides a high-permeability cushion body structure formed by foaming times and a manufacturing method thereof, wherein the high-permeability cushion body structure comprises a cushion body, the cushion body is foamed and formed by adopting foaming materials and is a body forming structure, the cushion body is provided with a foaming body and a skin layer with a cooling crusting skin after being foamed and formed, the foaming body is provided with a plurality of air holes, the air holes are mutually communicated, the skin layer is provided with a plurality of air holes, and the air holes of the foaming body are mutually communicated with the air holes of the skin layer, so that the cushion body of the invention can achieve the effect of complete ventilation.

The invention also provides a manufacturing method of the high-permeability cushion body formed by times of foaming, which is characterized by comprising the steps of A, opening a mold, uniformly spraying a parting medium on the mold cavity, B, filling the foaming material into the mold cavity, C, closing and tightly closing the mold, D, placing the closed mold in foaming equipment, E, foaming and forming the foaming material in the foaming equipment, F, forming a plurality of communicated air holes on the foaming material in the foaming process, reacting the skin layer of the cushion body with the parting medium to form a plurality of air holes, communicating the air holes with the air holes, G, opening the mold, and H, taking the cushion body down, wherein the high-permeability cushion body is obtained after the steps are completed.

In the embodiment, the foaming device is a heating device.

In the embodiment, the foam material is an open cell PU material.

In , the foam includes a th material composition and a second material composition.

In , the th raw material composition includes polyether polyol, a chain extender, a catalyst, a surfactant, and a foaming agent.

In the example, the second raw material composition was a prepolymer of diphenylmethane and diisocyanate.

In , the ratio of the raw materials contained in the foam material, i.e. the ratio of the th raw material composition to the second raw material composition, is 10: 7.

In , the density of the pad is 0.15-0.35.

In the embodiment, the pad has a compression ratio recovery rate of 90% to 95%.

The cushion body of the invention can be foamed and formed for times along with the shape range of a mould, a finished product can be obtained without secondary processing and cutting operation, the finished cushion body has high air permeability, the foaming body has a plurality of air holes, the skin layer has a plurality of air holes, the air holes are mutually communicated with the air holes, so that a user can feel different prior complete air permeability using experiences when using the cushion body, the following concrete embodiment is exemplified and the drawing is used for detailed description, so that a review board can know the technical characteristics of the invention further steps.

Drawings

Fig. 1 is a prior art reference diagram ().

Fig. 2 is a reference diagram (two) of the prior art.

Fig. 3 is a cross-sectional view () of the prior art.

Fig. 4 is a cross-sectional view (two) of the prior art.

FIG. 5 is a reference process diagram according to an embodiment of the present invention.

FIG. 6 is a reference process diagram (two) according to an embodiment of the present invention.

FIG. 7 is a reference process diagram (III) according to an embodiment of the present invention.

FIG. 8 is a reference process diagram (IV) according to an embodiment of the present invention.

Fig. 9 is a perspective reference view of an embodiment of the present invention.

FIG. 10 is a schematic cross-sectional view of an embodiment of the present invention.

Fig. 11 is a reference diagram for use with an embodiment of the present invention.

FIG. 12 is a flow chart of the steps of the manufacturing method of the present invention.

Description of the main element symbols:

pad body A

Finished product A1

Foam A11

Epidermal layer A12

Pad body 1

Foam body 11

Air hole 111

Epidermal layer 12

Air hole 121

Mold 2

Die cavity 21

Spray gun 3

Release agent 31

Input device 4

Foamed material 41

Foaming device 5

Foot part 6

Detailed Description

Referring to fig. 10, the present invention is a high-permeability cushion structure formed by times of foaming, including a cushion body 1, wherein the cushion body 1 is formed by foaming a foaming material 41 and is a body formed structure, the cushion body 1 has a foaming body 11 and a skin layer 12 with a cooling skin after foaming and forming, the foaming body 11 has a plurality of pores 111, the pores 111 are communicated with each other, the skin layer 12 has a plurality of air holes 121, the pores 111 of the foaming body 11 are communicated with the air holes 121 of the skin layer 12, so that the cushion body 1 of the present invention can achieve the effect of complete air permeability.

The foaming material 41 of the present invention is an open-cell type PU material, the foaming material 41 includes th raw material composition and a second raw material composition, the th raw material composition includes polyether polyol, a chain extender, a catalyst, a surfactant and a foaming agent, the second raw material composition is a prepolymer of diphenylmethane and diisocyanate, and the ratio of the raw materials contained in the foaming material, that is, the ratio of the th raw material composition to the second raw material composition is about 10: 7.

The density of the cushion body 1 made of the foam material 41 described in the preceding paragraph can reach 0.15-0.35, which is larger than the density range that can be reached by in the prior art, and the compression resistance recovery rate of the cushion body 1 can reach 90% -95%, which is also higher than the recovery rate that can be reached by the prior art, so that the cushion body 1 not only has high air permeability, but also can reach a higher density range and a higher compression resistance recovery rate according to the use requirements, please refer to fig. 11 of the drawings, and by these characteristics and advantages, the cushion body 1 can be used as an insole, a protective pad, an air permeable pad, and the like, and can also be used as a protective air permeable liner of other appliances, such as sports goods.

Referring to fig. 5 to 9 and 12, a method for manufacturing a highly air-permeable cushion formed by foaming comprises the steps of opening a mold 2 and uniformly spraying a release agent 31 on a mold cavity 21 by a spray gun 3, filling a foaming material 41 into the mold cavity 21 by an input device 4, closing and tightly closing the mold 2, placing the closed mold 2 in a foaming device 5, foaming and forming the foaming material 41 in the foaming device 5, forming a plurality of air holes 111 in the foam body 11 of the cushion body 1 during foaming of the foaming material 41, allowing the skin layer 12 of the cushion body 1 to react with the release agent 31 and form a plurality of air holes 121 in the skin layer 12, allowing the plurality of air holes 111 to be communicated with the plurality of air holes 121, opening the mold 2, and taking down the cushion body 1, wherein the foaming device 5 is a heating device, and smoothly foaming and forming the foaming material 41 by the heating device.

In general, the cushion body 1 solves the disadvantages of the open-cell type PU material and the closed-cell type PU material in the prior art, and has the advantages of both the open-cell type PU material and the closed-cell type PU material, the cushion body 1 of the present invention can be foamed and formed for times along with the shape range of the mold, a finished product can be obtained without secondary processing and cutting operation, the finished cushion body 1 has high air permeability, the foaming body 11 has a plurality of air holes 111, the skin layer 12 has a plurality of air holes 121, and the plurality of air holes 111 and the plurality of air holes 121 are mutually communicated, so that a user can feel different prior complete air permeability using experiences when using the cushion body, the above embodiment is only used for explaining the principle and the function of the present invention, and the present invention is not limited, therefore, the technical personnel in the field modify and change the above embodiment, and do not depart from the spirit of the present invention.