CN2324824Y

CN2324824Y - Shoe sole piece material structure

Info

Publication number: CN2324824Y
Application number: CN 97248808
Authority: CN
Inventors: 江皆福
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-12-02
Filing date: 1997-12-02
Publication date: 1999-06-23
Anticipated expiration: 2007-12-02

Abstract

The utility model relates to a shoe sole piece material structure which comprises a rubber and plastic bottom layer, a fiber cloth surface layer with pores, and a middle clamping layer which is formed into a melting state by an extruding machine through plastic plasticity, is simultaneously combined with the surface layer and the bottom layer together, and has rigid supporting force. Plastic foaming plastics in the melting state is embedded into the surface materials and the pores of the bottom layer, therefore, the shoe sole piece material structure which comprises the slip stopping bottom layer with antiwear rubber and plastics, a surface layer which has the advantages of vibration absorption and air permeation and is easy to stuck with fibre clothes with the pores, and the plastic middle clamping layer which has the advantages of light weight and rigid supporting force is formed.

Description

The big bottom plate structure of footwear

The utility model relates to the big bottom plate of a kind of footwear, particularly a kind of do not need the sulfuration of mat bridge formation, dry run or ejection formation can hot repressing be shaped to institute's phase moulding the big bottom plate structure of footwear.

Structure by general shoes, comprise that mainly vamp, middle heelpiece, the middle end and the big end etc. partly form, wherein, the height of the quality of shoes and price cost is rather close with the production method relation of drawing materials at the middle end and the big end, especially shoe industry is a labour-intensive industry, under the day by day surging trend of cost of labor, how to simplify the shoemaking engineering and use cheap practical again footwear material, real is the problem of an arduousness of China's shoe industry.

Be engaged in by the inventor known to the experience of shoe industry for many years, the technical bottleneck of China's shoe industry is in conventional footwear art fully and continues to use existing material, makes the breakthrough of shoemaking process technology be stymied by, and its reason is:

1. footwear replace difficulty with material, because of all using ox-hide in the big end of general senior shoes,, be easy to breathe freely because of ox-hide has pore, sweat foul smell in the footwear can via with the middle end then the pore of the ox-hide of the big end at place dissipate to outside the footwear, and ox-hide is easy to again and fit in the middle end, but the big end of ox-hide when wear rainy day, seep water easily, and make moisture at big the end, thereby the shoes moulding is out of shape, and dry back shoes become stiff and wear rather uncomfortablely, and the big end of ox-hide is not wear-resisting, costs an arm and a leg simultaneously.

2. for this reason, the dealer adopts the big end resin ejection formed, matter is soft first, second do not seep water, the dress on rainy day does not worry that into water is its advantage, but it is airtight heavily again with resin ejection formed big substrate, beriberi sweat can't be gone out from the outside dissipation in position, big bottom, make that wearer's foot is strange feels bad, the Mold Making expense that its another shortcoming is an ejection formation is quite expensive, make the big end of resin of ejaculation share the also raising relatively of cost that mould takes, and the Production Time of mould is quite long, often can't satisfy fast changing market demand, and for example the popular time of the body of current shoes or style is short, sometimes the mould of ejection formation is not finished as yet, and the popular of shoes lost shape.There is not pore owing to the big end of resin again, itself and the middle end, are when fitting, need the thick process of economy-combat, make the applying operation at the big end of footwear increase some engineerings on foot, in addition, the dealer alleviates the weight at the big end and reduces material cost, usually offer most holes on the big end, these holes and the middle end, fit together when making the user wear, and the material at the end is absorbed in hole in often causing, the end, form rough surface in making, and puts on shoes and come strange uncomfortable.

The dealer is for improving the structure at the big end around here, once resin being foamed again, row penetrates, though weight can alleviate, but the material that price is low is not wear-resisting, quite high again as whole use high-abrasive material prices, so how to make wear-resisting, the ventilative low-cost again big end of a kind of light weight, real is industry problem anxious to be made great efforts.

Main purpose of the present utility model is to provide a kind of footwear big bottom plate structure, the composite that best of breed material that this sheet material can be required with the big end is combined into one in advance, become the big material in the big end can use or utilize the hot-forming manufacturing process that can finish the big end as the big Bottom Shape of institute's phase of simple model through punching out, therefore, the big end of the present utility model, need be through conventional sulfuration, build bridge (Crosslinker), the manufacturing process that drying and ejaculation etc. are loaded down with trivial details, accurate ejection shaping die when so the big end of the present utility model needs expensive production costs again, only needing to make quick cheap again simple type mould can produce in a large number, significantly reduce artificial and reduce production costs, improve row yielding, have much usability and economic worth on the industry.

Another purpose of the present utility model is to provide a kind of footwear big bottom plate structure, because it has the good gas permeability characteristic of the tool that do not seep water again, can protect forever and vamp and in rigidity marriage relation between the end as excellent as before, make the shoes style not yielding, so its functional character is real too far behind to catch up by commonly using the big end.

Another purpose of the present utility model is to provide a kind of footwear big bottom plate structure, the big substrate of the footwear of its moulding is suitable elasticity of tool and wearability again gently, have more the skeleton structure body of suitable rigidity, after making the big end and middle bear building-up synthesis type, shoes are endurable, the style that promptly wears shoes with the passing of time is distortion person never, so the big bottom plate of this wound has much practicality.

A purpose more of the present utility model is to provide a footwear kind big bottom plate structure, it can require to utilize according to ergonomics, and simple die is hot-forming is required any comfortable indeformable again big Bottom Shape that wears, so big bottom plate of the present utility model can reach the purpose that is easy to shaping and branding, be the much progress on the big bottom plate forming technique in fact.

A purpose more of the present utility model is to be to provide a kind of footwear big bottom plate structure, the mode of its sheet material combination is that it is implanted respectively under molten condition in the pore of surface layer and bottom and fits and be integral with the thermoplastic plastic rubber mat of intermediate course, the bonding that need not apply any solid again can be accomplished, thereby formation has the big bottom plate of the middle rigid interlayer of tension force support force, the style shape of powerful support vamp and sole is for a long time constant, and real is the technical quantum jump of big bottom plate.

The utility model is for reaching the utility model above-mentioned purpose and effect, the big bottom plate structure of footwear of the present utility model, comprise that one has the rubber of a wear-resisting on-slip, the plastic cement skin is a bottom, one with shock-absorbing, ventilative fiber cloth or the nonwoven that is easy to again follow is surface layer, intermediate course therebetween then is a thermoplastic plastic rubber, utilize extruder to be squeezed in when being molten condition, with aforesaid rubber, the surface layer of plastic cement skin bottom and fiber cloth or nonwoven combines simultaneously, and the thermoplastic plastic rubber that makes this molten condition is implanted in the pore of surface layer and bed material, and utilize pressure roller to be flattened typing again, thereby form a plastic cement skin bottom and the shock-absorbing with wear-resisting on-slip, ventilative be easy to fiber cloth then or nonwoven surface layer again and intermediate course is to have rigid support power and the big bottom plate structure of the footwear of light weight institute be combined into.

Above-mentioned and other purpose of the present utility model, effect and characteristics will be consulted the preferred embodiment of accompanying drawing and be obtained further understanding.

Brief description of drawingsfig:

Fig. 1 is the calcspar of big bottom plate forming process of the present utility model;

Fig. 2 is that big bottom plate former of the present utility model is arranged schematic diagram;

Fig. 3 is a partly length sectional drawing of big bottom plate moulding of the present utility model;

Fig. 4 is by big flitch at the middle end of the big bottom plate of the utility model institute punching out;

Fig. 5,5A and 5B are for being made the stereogram of use-case by the big bottom plate of the utility model two kinds of finished products of the big end after using simple die hot-forming.

Major part conventional letter: 11 extruders, 12 applying operations, 13 bottoms, 14 surface layers, 15 intermediate courses, 16 big bottom plate 17 pressure roller 18-18 leveling wheel 20 big plates

See also Fig. 1 and Fig. 2, earlier the forming process explanation of constructing with regard to the big bottom plate of footwear of the present utility model.As shown in the figure, the intermediate course 15 of big bottom plate of the present utility model is to adopt thermoplastic plastic rubber, polypropylene PP for example, heat plasticity polyurethane TPU (Thermo Plastic Polyurethane), polythene PE, polyvinylchloride and polyolefin EVA etc., utilize extruder 11 to be pushed, fashion can be foamed according to required hardness if necessary, with weight reduction, the thermoplastic plastic rubber that utilizes intermediate course 15 again is when molten condition, on it, following two sides respectively with the rubber of rolling, the operation 12 of fitting of the fiber cloth of plastic cement skin bottom 13 and rolling or nonwoven surface layer 14, and the pressing of a pair of pressure roller 17 of mat and the three pasted become a composite board admittedly, multiple further pressing through leveling wheel 18-18 more than a group is directly implanted in the pore in the tissue of bottom 13 and fiber cloth surface layer 14 thermoplastic plastic rubber of foaming fusion, treat promptly to form the neither too hard, nor too soft big bottom plate of foaming after intermediate course 15 coolings, again through cut-off knife 19 with the measured length severing, to become Pork-pieces sizing sheet material 16.

Big bottom plate of the present utility model is by the above-mentioned trilaminate material composite board that permeates basically, and it is above to 10mm that its thickness can be made 1mm according to need.

Because the intermediate course 15 of big bottom plate of the present utility model is the plastic cement of thermoplasticity, PP for example, TPU, PE, PVC and EVA etc., and bottom 13 is rubber skin or plastic cement skin, polyester PU for example, TPU and PVC plastic cement skin or artificial rubber (Thermo PlasticRubber) TPR or natural rubber skin, and surface layer 14 is for having the woven cloth or the nonwoven of pore, so big bottom plate of the present utility model 16 skeletons in it are light weight and the hard main body of rigidity to be propped up lining and lives, 13 of bottoms are the material of wear-resisting on-slip, it is comfortable that shoes are worn, surface layer 14 then has shock-absorbing for being easy to the applying of the middle end, the ventilative pore fiber cloth then that is easy to again, therefore, when big bottom plate of the present utility model desires to be shaped to required big base plate shape, as long as utilize punch press to give the big plate 20 that punching out becomes the big end, as shown in Figure 4, can comply with the required different shape of making through a plain draw mold (not shown) again, and can brand various decorative patterns and non-slip patterns in the bottom surface at the big end, as Fig. 5,5A, shown in the 5B, and the utility model is through this big end of making, its advantage is the never distortion after moulding is fixing of this shape, the shape of product uniform quality, as previously mentioned, because having the fiber cloth of crinosity pore, the surface layer 14 of big base plate forms, very easily paste the jail on the middle end, the applying operation is greatly simplified, and the fastness of fitting is good, almost do not have fraction defective, use resin to penetrate the smooth no pore of big basal surface that forms and must go mill more slightly at can be with the footwear of the commonly using big end, going up poisonous solid auxiliary agent goes up all shortcomings of solid etc. again and clears off.

In sum, the big bottom plate structure of footwear of the present utility model has following advantage:

1. make it owing to the above-mentioned structure of the utility model, need not vulcanize, build bridge (Crosslinker), ejection formation need not wait very long die sinking tool time and the expensive mould expense of payment, and the manufacturing process of big base plate is greatly simplified, equipment cost is hanged down curtain, significantly reduces production costs.

2. the utility model is because of being that the mat thermoplastic plastic rubber is directly implanted in the pore of surface layer and bottom layer tissue under molten condition, make three layers directly to be combined as a whole, need not use any adhesive agent and wait drying time, so the simple and easy quick and quality homogeneous of processing procedure, real is that big bottom plate textural is innovated greatly.

3. make for the thermoplasticity foamed plastic owing to the skeleton material of the utility model at the big end, make the big bottom plate can be hot-forming, the strong again and suitable rigidity hardness of tool of cooling back light weight, use is in footwear the time, the style of shoes never is out of shape, this joint really by the end in the conventional footwear too far behind to catch up it.

4. because big bottom plate skeleton of the present utility model is a thermoplastic plastic rubber makes or foamed and make, be to adjust its soft durometer according to the purposes of shoes by foaming degree in the big end of footwear, and can be hot-forming via simple die be any required big Bottom Shape, so the moulding at the big end of footwear and the branding operation of shaping and shoe sole print are very easy, constitute a technical quantum jump for the big end of footwear in fact.

5. because the wear-resisting rubber of bottom of the present utility model, plastic cement is (as the TPU skin, the TPR skin ... Deng) leather one-tenth, it is comfortable to make the user wear, and surface layer is for having shock-absorbing, ventilative weaving cotton cloth of pore can be carried out fitting tightly of deep layer with the middle end, can the big basal surface of commonly using with resin ejection formed is smooth, need beat thick again, go up poisonous then auxiliary agent and be easy to Zhu Qiandian such as infiltration with ox-hide as the end greatly and clear off, so extremely good the infiltration not only of the big end of the present utility model and associativity of the middle end then located but also is easy to breathe freely, be out of shape with combining never of vamp and sole, and very endurable.

By surface layer of the present utility model and have the fiber cloth of shock-absorbing, ventilative pore or nonwoven can with the beriberi sweat dissipation of foot in outside, so the big end of the present utility model have ox-hide and the advantage at the big end of resin and do not have its shortcoming.

What should illustrate around here is, the intermediate course 15 of the above-mentioned big bottom plate of the utility model is to use thermoplastic plastic rubber, materials such as PP, PE, TPU, PVC and EVA for example, but in fact, materials such as general thermoplasticity artificial rubber TPR can be given use too, and reach effect and the purpose identical with above-mentioned thermoplastic plastic rubber.In addition; when the above-mentioned bottom of the big bottom plate of footwear of the present utility model is put into footwear as using the good material of having on-slip again of sense of touch with big bottom plate reverse side; heelpiece uses in also can be used as; all this is not breaking away from modification, change or the replacement person who is done under the intention spirit of the present utility model; all should list in the following protection category of the present utility model, the beginning meets reason.

As mentioned above, the big bottom plate structure of footwear of the present utility model, its spatial shape innovation can significantly improve the processing procedure at the big end of footwear again, can produce in a large number, improves row yielding, and can significantly reduce production costs, and real is the technical quantum jump of shoe industry.

Claims

1. the big bottom plate structure of footwear is characterized in that, comprising:

One moulds, the bottom of rubber skin, the surface layer of one fiber cloth or nonwoven and an intermediate course, this intermediate course is a thermoplastic plastic rubber, when utilizing extruder to be squeezed into molten condition, with aforesaid rubber, the surface layer of the bottom of plastic cement skin and fiber cloth or nonwoven combines, make the thermoplastic plastic rubber of this molten condition implant organizing in the pore of surface layer and bottom, and utilize pressure roller to be flattened typing again, thereby form a surface layer intermediate course with wear-resisting bottom and fiber cloth or nonwoven and then construct for the composite board at the thermoplasticity intermediate course institute common big end of forming of footwear with hardness and light weight.

2. the big bottom plate of footwear as claimed in claim 1 structure is characterized in that, this central authorities' interlayer is that thermoplastic plastic rubber is that hardness according to institute's phase is foamed.

3. the big bottom plate structure of footwear as claimed in claim 1 is characterized in that this rubber, plastic cement skin bottom are a kind of PVC skin or PU skin or TPU skin or TPR skin.

4. the big bottom plate structure of footwear as claimed in claim 1 is characterized in that this surface layer is woven cloth or looped fabric or nonwoven.

5. the big bottom plate structure of footwear as claimed in claim 1 is characterized in that, the thickness of this big bottom plate is that 1mm is above to 10mm.

6. the big bottom plate structure of footwear as claimed in claim 1 is characterized in that this intermediate course is thermoplastic plastic rubbers such as TPU, PE, PP, PVC and EVA.

7. the big bottom plate structure of footwear as claimed in claim 1 is characterized in that this intermediate course is thermoplasticity artificial rubber such as TPR.

8. the big bottom plate of footwear as claimed in claim 1 structure is characterized in that, the material of the big end of composite board by the multilayer interlayer of the big bottom plate of above-mentioned footwear institute punching out forms the finished product of the big end of required form again through the simple die thermocompression forming.

9. the big bottom plate structure of footwear as claimed in claim 1, it is characterized in that, one material of the big end of composite board by the multilayer interlayer of the big bottom plate of above-mentioned footwear institute punching out gives reverse side and puts, and can become the middle heelpiece finished product of required form again through the simple die thermocompression forming.