CN2326422Y

CN2326422Y - Injection-formed shoe-pad structure improvement

Info

Publication number: CN2326422Y
Application number: CN 98214297
Authority: CN
Inventors: 纪冠敏
Original assignee: ANRONG Co Ltd
Current assignee: ANRONG Co Ltd
Priority date: 1998-06-22
Filing date: 1998-06-22
Publication date: 1999-06-30
Anticipated expiration: 2008-06-22

Abstract

The utility model relates to an injection-formed shoe-pad structure improvement. The shoe-pad of the utility model is mainly provided with a flat pad part and a supporting part where a main body is protruded. The utility model is characterized in that the shoe-pad structure is provided with a main body whose top part is provided with base cloth in a sticking, and the both sides of the main body are respectively provided with supporting bodies with high elasticity and supporting properties. The supporting bodies are directly formed on the both sides of the main body in an injection mode, and the bottom of the base cloth forms a stereo structural form. So the flat pad part and the supporting part of the shoe-pad respectively have different supporting and buffer properties. When the supporting bodies are formed in an injection mode, a whole structure is integrally formed to form a structure body with high quality.

Description

The improvement of ejection formation Shoe-pad structure

The utility model relates to a kind of shoe-pad, relates in particular to a kind of ejection formation Shoe-pad structure improvement.

By present Shoe-pad structure, generally has the be sticked base cloth of cloth matter structural form of a plastic cement main body top, and wherein, the structure of shoe-pad is for cooperating the solid design of sole, the structure of its shoe-pad is removed has the plain cushion portion of flat and the support portion of solid shape, and the equal owner of general Shoe-pad structure is when body formed, direct stereo shaping, in its main body top base cloth is set again, structural form so is because its main body directly is set as the form of solid, row combines with base cloth again, very the inconvenience when the applying base cloth of the main body of its solid shape, and the stability of the back of fitting is ten minutes limited also, the part of its base cloth very easily breaks away from main body, be a structure that does not obtain, its in service life very limited, moreover, the main body that it is one-body molded, the strength of each part buffering is suitable, can't cooperate the demand of the required buffering strength of zones of different, so necessity of improvement is arranged.

Therefore have the dealer to have the buffering strength of difference and the needs of physical characteristic for making zones of different, in the zone of high resiliency of needs or high-tension, buffer body is shaped in advance in addition, again buffer body and main body, base cloth are fitted and be integral, the structure of applying like this, the more aforementioned known configurations of the number of times of its applying is more, and the stability of its structure is poorer, and, the number of plies of its applying is more, and the destruction of each interlayer is more easy, the relative minimizing of the life-span of use is a lot of, so necessity of improvement is also arranged.

The main purpose of the utility model is to provide a kind of ejection formation Shoe-pad structure improvement, make the structure of shoe-pad have more high strength, resiliency more can meet user's needs, and can cooperate the zone of difference to do the use of different buffering strength, and reaches the needs that use is gone up.

The purpose of this utility model is to realize like this, a kind of ejection formation Shoe-pad structure improvement, shoe-pad with plain cushion portion and support portion, the structure of shoe-pad has the main body top and is provided with base cloth, both sides, main body nearly heel place are provided with the supporter of solid shape in addition, and it is characterized in that: supporter takes shape in the structural form of bottom formation one solid of main body both sides, nearly pin place and base cloth with injection molding method, what make that shoe-pad can be certain has two or more bracing forces and a shock-absorbing capacity, just can become a high-quality structure.

For making your auditor can further understand structure, feature and other purposes of the utility model, now with as the preferred embodiment of back attached with graphic detailed description as afterwards:

Fig. 1 is the three-dimensional appearance schematic diagram of the utility model.

Fig. 2 is the nearly heel place generalized section of the utility model.

Fig. 3 is the high supporter generalized section in nearly heel place of the utility model.

Fig. 4 is the generalized section that the base cloth of the utility model combines with main body.

Fig. 5 is another generalized section that the base cloth of the utility model combines with main body.

Fig. 6 is the 3rd embodiment generalized section that the base cloth of the utility model combines with main body.

Fig. 7 is the 4th embodiment generalized section that the base cloth of the utility model combines with main body.

Fig. 8 is the making flow chart of the utility model.

Fig. 9 is that the main body of the utility model cooperates generalized section with mould.

Figure 10 is that shoe-pad main body, the base cloth of the utility model cooperates the three-dimensional appearance schematic diagram with mould.

Figure 11 is that main body second embodiment of the utility model looks up floor map.

Figure 12 is the cut-away section schematic diagram of Figure 11.

Figure 13 is another part generalized section of Figure 11.

Please cooperate and consult shown in Fig. 1,2,3,4, shoe-pad 10 basic structures of the utility model are suitable with known structure, have a straight plain cushion portion 11 and support portion 12 with solid shape, and the structural form of its shoe-pad 10 each layers also has the base cloth 30 at main body 20 and main body 20 tops, and have 10 support portions, 12 settings of the shoe-pad of cooperation and have supporter 40, and the feature of the utility model:

After it lies in the main body 20 top applying base cloths 30 of shoe-pad 10, directly when ejection formation, one-body moldedly go out supporter 40, during by its supporter 40 ejection formations, direct and main body 20, base cloth 30 are combined into one, even the shoe-pad 10 one-body molded support portions 12 that go out to have different physical characteristics.

And main body 20 structures of the utility model can be as shown in Figure 4, its main body 20 can integral type structure, promptly have hardness such as certain pliability or elasticity, and the structure of its main body 20 also can be as shown in Figure 5, its main body 20 can become the structure that two kinds of structures are combined into one, promptly contact and be the soft layer 21 of quality than softness with user's pin body, the bottom place then is the elastic layer 22 of high tenacity high resiliency, in addition can be as shown in Figure 6 on the soft layer 21 of main body 20, can be set as soft layer 21 in order to the use of can directly breathing freely of pin body bottom with air-vent 210, and as shown in Figure 7, the elastic layer 22 of its main body 20 can mold densely covered air-vent 220 in addition, so that cooperate the structure that forms highly-breathable with soft layer 21 air-vents 210 on upper strata.

And please cooperate shown in Fig. 8,9,10,

Fit 50: the large tracts of land base cloth 30 of directly being fitted in main body 20 tops of molded solid shape.

Go into mould 51: directly main body 20 is held to go in the die cavity 61 of a mould 60, and the design of its mould 60 mainly is in mould 60 die cavitys 61, and nearly heel place periphery is provided with support portion 610 in its die cavity 61, its support portion 610 can be after upper and lower mould 60 covers mutually, and in the support portion 610 end be equipped with the running channel 62 of a depression in addition.

Ejection formation 52: it can directly be injected the fusing sizing material of plastic rubber shaping to the running channel 62 that is communicated with mould 60 die cavitys 61, so that pouring into support portion 610, this sizing material forms supporter 40, supporter 40 is incorporated into the periphery at main body 20 nearly heel places even exist side by side, the structural form that is combined into one with the base cloth 30 at top more, what make that shoe-pad 10 can be certain one-body moldedly goes out support portion 12.

The demoulding 53: directly the product after aforementioned moulding is deviate from the die cavity of mould 60.

Finished product 54: after treating the cooling of aforementioned product, the person that promptly can be made into the finished product.

Can obtain following effect by aforementioned structure, such as:

1. overall structure is very stable: after its main body 20 is fitted with base cloth 30 again row go into that mould is directly one-body molded to go out support portion 12, and heating by mould 60, make main body 20 go fusion more once with combining of base cloth 30, support portion 12 one and main body 20 and base cloth 30 are fused into one in addition again, make the integral body can be by the certain structure that becomes one of multiple combination, and reach the structure of high stability, more can relatively effectively prolong the life-span person of use.

2. shoe-pad 10 structures of many physical characteristics: shoe-pad 10 structures of its integral body mainly go out support portion 12 in main body 20 nearly heel place edge integral shapes, its main body 20 is promptly different with the basic physical characteristic of support portion 12, can make the support portion 12 of shoe-pad 10 have stronger bracing force, and the structure of its main body 20 more has the aspect of multiple enforcement, in order to the selection of user's difference, and reach the structural form that meets different needs.

Moreover ethene and vinyl acetate that the structure of main body 20 can EVA are made, and its hardness between Shore C30 ° to 40 ° between.

Supporter 40 then can penetrate hardness between SHORE C30 ° to 50 ° between.

By aforementioned molding mode, also can be behind global formation, directly row need be in reshaping in the piece groove 23 that shoe-pad main body 20 moulding in advance runs through form and goes out the local support piece 24 that relative area form and supportive are had nothing in common with each other in suitable or different again, please cooperate Figure 11,12, shown in 13, when it lies in 20 moulding of shoe-pad main body, directly in being provided with the piece groove 23 that depression runs through, again after the while or moulding of moulding support portion 40, the fusing sizing material that directly pours into the high-temperature digestion form enters in the piece groove 23, make the local support piece 24 that forms different physical properties in the piece groove 23, can form the structure of a diversification.

So structure and method for making have more the variation that can cooperate different support zones and elasticity physical property except that having above-mentioned advantage, and in the variation and the moulding of appropriate location work difference, to meet the needs of difference.

Aforementioned local support piece 24 structures can hardness be made for the EVA material of height than main body 20, and its hardness between SHOREC35 ° to 40 between.

The empty chamber 240 of number can be formed in addition on local support piece 24 bottoms, so in its local support piece 24 with after ground contacts, can form the gas column type bracing force of compressed air naturally, form another road elasticity pneumatics structure.

Claims

1. ejection formation Shoe-pad structure improvement, shoe-pad basic structure has straight plain cushion portion and the support portion with solid shape, it is characterized in that: the structural form of each layer of shoe-pad is the supporter that the base cloth at main body with tabular, main body top and having cooperates the solid shape that the shoe-pad support portion is provided with, and supporter takes shape in the bottom of main body both sides, nearly pin place and base cloth in the plastic rubber ejaculate molding mode and forms the structural form of a solid.

2. ejection formation Shoe-pad structure improvement according to claim 1 is characterized in that main body can be the structure of integral type.

3. ejection formation Shoe-pad structure improvement according to claim 1 is characterized in that main body can become the structure of two kinds of compound adults of structure.

4. as the improvement of the ejection formation Shoe-pad structure as described in the claim 3, it is characterized in that, main body can become the structure of two kinds of compound adults of structure, and the top that contacts with user's pin body is the soft layer of softness of quality, and the bottom place then is the elastic layer of high tenacity high resiliency.

5. as the improvement of the ejection formation Shoe-pad structure as described in the claim 4, it is characterized in that, can be set as soft layer on the soft layer of main body with air-vent.

6. as the improvement of the ejection formation Shoe-pad structure as described in the claim 4, it is characterized in that the elastic layer of main body is plastic to go out densely covered air-vent.

7. the improvement of ejection formation Shoe-pad structure according to claim 1 is characterized in that, ethene and vinyl acetate that the structure of main body can EVA are made, and its hardness between Shore C30 ° to 40 ° between.

8. ejection formation Shoe-pad structure improvement according to claim 1 is characterized in that, its hardness of the supporter of injection molding between Shore C30 ° to 50 ° between.

9. the improvement of ejection formation Shoe-pad structure according to claim 1 is characterized in that, is provided with the piece groove that runs through of depression in the shoe-pad bottom part body, the local support piece place in the piece groove and with the main body welding.

10. as the improvement of the ejection formation Shoe-pad structure as described in the claim 9, it is characterized in that the local support block structure can hardness be made than the EVA of main body for height, and its hardness is between between 30 ° to 50 ° of Shores.

11. improve, it is characterized in that the empty chamber of number can be formed in addition on local support piece bottom as the ejection formation Shoe-pad structure as described in the claim 9.