CN2330207Y

CN2330207Y - Insole structure

Info

Publication number: CN2330207Y
Application number: CN 97248807
Authority: CN
Inventors: 江皆福
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-12-02
Filing date: 1997-12-02
Publication date: 1999-07-28
Anticipated expiration: 2007-12-02

Abstract

The utility model relates to a shoe intermediate sole structure, comprising a surface layer made of fibre fabric or non-woven fabric, a bottom layer made of fibre fabric or non-woven fabric, and a middle interlayer. The middle interlayer is made of thermal plastic cement with plasticity. When an extruding machine is used for extruding the thermal plastic cement with plasticity in molten state, the middle interlayer is combined together with the surface layer and the bottom layer, which are made of fibre fabric or non-woven fabric. The thermal plastic cement with plasticity in molten state can be implanted in the tissue capillary pores of the surface layer and the bottom layer. A pressing roller is used for flatting and shaping. Thus the utility model is formed, and the utility model has the advantages that the surface layer and the bottom layer are made of fibre fabric or non-woven fabric, the middle interlayer has rigid supporting force, light weight and no water seepage, and the middle interlayer can be shaped in a thermal pressing way.

Description

Bottom plate structure in the footwear

The utility model relates to bottom plate in a kind of footwear, bottom plate structure in particularly a kind of do not need mat to build bridge footwear that (Crosslinker), sulfuration, dry run can obtain.

Structure by general shoes, comprise that mainly vamp, middle heelpiece, the middle end and the big end etc. partly form, wherein, whether whether shoes wear well and reach the style moulding remain unchanged throughout the year, according in the end manufacturing technology relative superiority or inferiority and decide, so in the formation quality of ground determine shoes the quality quality whether.Therefore, considerable role is being played the part of at the middle end on the unitary construction of shoes, generally speaking, in the footwear end be configured with multiple, as Fig. 7,8 are depicted as high-heeled shoes, the end during sandals are used, the panel A (forming) that comprises a hard by solid typings such as cardboard dipping latexes, the one middle base plate B that is formed by pulp board lamination (Lamilation) and one forms bottom surface, the back fine cloth D that fits again by lamination paper pulp, and then the members such as aircraft plate (Inserter) C that become through the punching out of thomson stamping machine, wherein, should in base plate B fit to use the cutting die punch forming again behind the fine cloth B1 in advance, aircraft plate C then be need offer accurate cutting die the more aforesaid stamping machine of mat one by one punching out come out, again with hard panel A, in five layers of base plate B (containing fine cloth layer B1) and aircraft plate C (containing fine cloth layer D) etc. sticked together again after carefully aligning, so, the making at the middle end, not only aforementioned formation unit each sheet of plate at the end all needs accurately punching out in each sheet, the aircraft plate needs accurate in advance appropriate punching out cutting die of system and cutter (not shown) again during punching out, so that being dashed, recess removes C1 of portion and C2 punch forming, the headspace of back so that fit as the plant shoe wear, in order to avoid shoe wear be inserted in end when inner, outer surface of the middle end protrudes, this protrudes partly and easily comes unstuck, uncomfortable again when wearing, so being that a considerable element is also quite time-consuming in the making of aircraft plate C base plate in conventional sandals takes a lot of work, after formation unit plate punching out is finished at the middle end, each unit plate is panel A in regular turn, middle base plate B, precedences from top to bottom such as aircraft plate C are stacked properly, and align each other determine after, beginning gives stacked fitting together, as shown in Figure 8, not only punching out is taken a lot of work and is bothersome especially when aligning stacked bonding mutually around here, accidentally align not good enough and bind defective products, proficiency wants high so an assembling operation is not only worked, and give quite high notice, particularly the recess of aircraft plate C dashes and removes the C1 of portion, when the size of C2 is more tiny, cardboard very easily ruptures by punching out the time, distortion, the operator must be quite careful, otherwise defective products just generates continuously, today artificial shortage and cost of labor take under the high situation, the living space of shoe industry is more and more little, the research and development of middle ground from now on should be trend of the times towards the high trend development of labor and material saving row yielding.

In addition, though the structure of the middle end of the walking shoes of general routine is comparatively simple, only needing as shown in Figure 7 middle base plate B to stick on fine cloth B1 gets final product, but should all form by middle base plate B by the paper pulp lamination, after shoes clean, because it is easily moisture by the middle sole that paper pulp is made, or rainy day soaked back rainwater very easily infiltrate in base plate, make between the end and vamp or middle base plate and bonding place between the big end are very easily come unstuck and split, for example sport footwear is when cleaning, most cleaning custom all is to clean after a period of time to soak abluent earlier again, to be convenient to remove the dirt on the vamp, in the case, water will infiltrate base plate in the middle base plate of pulp board or the nonwoven, because of in end infiltration a lot of, dry, oven dry is difficult for, and easily causes the phenomenon of stench in athlete's foot and the footwear to take place.Again because of moisture relation, in causing the end rotten, than the lighter, shoes distortion, weight person and then peeling off of the end greatly, and make shoes easily deformable, and the foot that wears is strange uncomfortable.And the middle end that forms by the pulp board lamination, its surperficial pore is very few, make when binding, need to use gauze to be fitted earlier, with the false combination of row, the fastness of its combination is often not good enough, and is easy to come unstuck, so the shortening that the Acceptable life of shoes is is many.

Be generally weight that alleviates the big end and the material cost that alleviates the big end in addition, the big end, all be provided with most holes on the big end when ejection formation, so, the original not high middle end of hardness, since the relation of the hole on this big end just because of use in the near future (especially Men's Shoes) often establish the through hole and form sagging phenomenon in the big end, not only wear uncomfortable, and in the course of time will be, and be an impediment to health to damaging property of sole.

In a word, the exquisite way of conventional sandals, must add the so-called aircraft plate of shoemaking circle at the middle end in advance, the aircraft plate is the weight shape of according to the vamp of footwear and big bear building-up splice grafting and offer cutting die and cut out and form, and then fit into base plate in the special use of footwear with the middle end, should fit in required middle heelpiece lining again by middle base plate, process is quite time-consuming bothersome as mentioned above therebetween.The middle end of using as for general walking shoes, owing to be that mat cardboard lamination forms event, when the user carries out high momental occasion, as play basketball, baseball tennis and playing soccer etc., the number of times frequency of the middle base plate sinuous movement at sole place is quite high, base plate is easy to absorb sole sweat in not only making, and very easily because of complications frequently make its thickness thickening, middle base thickness degree one thickening, the style of footwear type promptly is out of shape, just shorten for it the service life of shoes, so as mentioned above, take a lot of work during production costs in the middle end of sandals, cost is quite high, and the tool rigidity of support deficiency of the middle end of walking shoes is easy to the shortcoming utmost points such as infiltration distortion or depression again wait to improve, and is industry utmost point technology to be broken through in fact.

The inventor has prison and this, is the experience of long-pending shoe industry many decades, studies in many ways, but and has created bottom plate structure in the footwear of the utility model hot repressing moulding through failure repeatedly in being difficult for.

Main purpose of the present utility model is to provide bottom plate structure in a kind of footwear, the composite board that best of breed material that this sheet material can be required with the middle end is combined into one in advance, the manufacturing process at the end in the shape that punching out hot repressing is shaped to institute's phase can be finished, and need be through the loaded down with trivial details then process of gummed that aligns such as conventional sulfuration, bridge formation, drying, so the end, can produce in a large number in of the present utility model, 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 bottom plate structure in a kind of footwear, it has not seep water has breathable characteristics again, anyway shoes are cleaned, with be immersed in the water or amount of exercise is very big, inflection frequency is very high at the sole place of shoes, base plate thickness thickening distortion in all not worrying, and the marriage relation between guarantor and vamp and sole is as excellent as before forever, the style of shoes never is out of shape, thus its do not seep water and functional character such as durable too far behind to catch up by the end in commonly using in fact.

Another purpose of the present utility model is to provide bottom plate structure in a kind of footwear, substrate gently has the support structure power of suitable rigidity again in the footwear of its moulding, after making the end put into footwear and big bear building-up synthesis type, do not worry caving in and being out of shape, promptly wearing the middle end of shoes with the passing of time, not to be subjected to the big end be that the influence of the shrinkage pool that is provided with of weight reduction is caved in, the style of shoes never is out of shape, so the bottom plate structure has much practicality in of the present utility model.

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

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

A purpose more of the present utility model is to be to provide bottom plate structure in a kind of footwear, the wherein both sides that plug shoe wear, the end moulding (seeing also shown in Figure 5) of can caving in via the hot pressing of simple die, not only moulding is quick, size is correct, and can save and commonly use quality and the row yielding that the expensive loaded down with trivial details processing operation of using the aircraft plate reaches base plate in the significantly raising, real is the constructional one big invention of middle bottom plate.

A purpose more of the present utility model is to provide bottom plate structure in a kind of footwear, the nonwoven of surface layer fluffed and printing treatment after be combined into intermediate course and bottom again in during bottom plate, can make in this made middle end of bottom plate have concurrently in heelpiece use, the setting of heelpiece in the release, when especially using with these plate forming slippers, advantages such as tool is warming, sense of touch is good, this be in commonly using bottom plate the effect that can't reach.

The utility model is for reaching the utility model above-mentioned purpose and effect, bottom plate structure in the utility model footwear, comprise that one has capillary weaving cotton cloth or the surface layer of nonwoven, the bottom of one fiber cloth or nonwoven, intermediate course therebetween then is a thermoplastic plastic rubber (or in the soft durometer according to institute's phase foamed) in case of necessity, utilize extruder to be squeezed in when being molten condition, weave cotton cloth or nonwoven surface layer and bottom combine simultaneously with aforesaid, and the thermoplasticity foamed plastic that makes this molten condition is implanted in the pore of surface layer and bottom, and utilize pressure roller to be flattened typing again, thereby form one have pore be easy to the surface layer that combines with middle heelpiece and be easy to and the footwear of fiber cloth that big bear building-up closes or bottom layer of non-woven fabrics and intermediate course light weight for having hardness in the bottom plate structure.

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 middle bottom plate forming process of the present utility model;

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

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

Fig. 3 A is the length sectional drawing of middle another embodiment of bottom plate moulding of the present utility model;

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

Fig. 4 A is by big flitch at the middle end of bottom plate institute punching out among Fig. 3 A;

Fig. 5 is for hot-forming for having the schematic perspective view at the middle end of aircraft plate function through simple die by bottom plate in the utility model;

Fig. 6 is by end finished product stereogram during bottom plate in the utility model is after hot-forming;

Fig. 7 is the three-dimensional exploded view that the formation unit plate at the end in commonly using decomposes;

Fig. 8 is the side section view after the end combination in commonly using.

Major part conventional letter: bottom plate 17 pressure roller 18-18 leveling wheel 20 big plates in 1l extruder 12 applying operations 13 surface layers 14 bottoms 15 intermediate courses 16

See also Fig. 1 and Fig. 2, but the forming process explanation of constructing with regard to bottom plate in the footwear of the utility model hot repressing moulding earlier.As shown in the figure, the intermediate course 15 of bottom plate is to adopt the thermoplastic plastic rubber raw material in of the present utility model, polypropylene PP for example, thermoplasticity polyester TPU, polythene PE, polyvinylchloride and polyolefin plastics EVA (Ethylene Vinyl AcetateCopolymers) etc., utilize extruder 11 to be pushed, as where necessary, but should the thermoplastic plastic can be foamed according to required soft durometer, the thermoplastic plastic rubber that utilizes intermediate course 15 again is when molten condition, on it, following two sides respectively with the weaving cotton cloth or nonwoven surface layer 13 of rolling, and threes such as the fiber cloth of rolling or bottom layer of non-woven fabrics 14 fit operation 12 and a pair of pressure roller 17 of mat pressing and intermediate course 15 is pasted under the melting state at thermoplastic plastic rubber become a composite board admittedly, through the further pressing of leveling roller 18-18 more than a group thermoplastic plastic rubber of fusion is directly implanted in the pore in the tissue of fiber cloth or nonwoven surface layer and bottom again, treat promptly to form after intermediate course 15 cools off the neither too hard, nor too soft middle bottom plate 16 of a rigid support power, again through cut-off knife 19 with the measured length severing to become the middle baseboard material 16 of Pork-pieces sizing, its oblique view that partly blocks is as shown in Figure 3.

Bottom plate is by the above-mentioned trilaminate material composite board that permeates basically in of the present utility model, and it is above to 10mm that its thickness can be made 0.6mm according to need.

Because the intermediate course of bottom plate is polypropylene PP in of the present utility model, thermoplasticity polyester TPU, polythene PE, the plastic cement of polyvinylchloride and polyolefin plastics EVA thermoplasticity, on, lower floor is woven cloth or the nonwoven with pore, so the hard main body lining of the rigidity that its interior skeleton of bottom plate is a light weight in of the present utility model is lived, the upper strata is then for fitting with the pore fiber cloth that middle bottom pad plate joins, make it to be easy to fit with middle bottom pad plate, lower floor then has the fiber cloth of pore for being easy to the applying of the big end, therefore, when bottom plate desires to be shaped to required middle base plate shape in of the present utility model, as long as utilize punch press to give the big plate 20 at the end in the punching out one-tenth, as shown in Figure 4, can comply with the required different shape of making through a plain draw mold (not shown) again, as shown in Figure 5, the periphery of base plate 20A has the groove 201-202 that can supply shoe wear to plant in being somebody's turn to do, commonly use structure of the middle end to replace fully with aircraft plate, as seen from the figure, hot-forming can the finishing of secondary operations of a formation mat simple die of the groove at the end in of the present utility model, and the process that will commonly use the loaded down with trivial details punching out that needs the unit plate that the middle end is required and align applying is omitted fully, significantly improve the quality and row yielding, and this creation is through this middle end of making, its advantage is the i.e. never distortion after hot-forming fixing of this shape, the shape of product uniform quality, as previously mentioned, because having the fiber cloth of crinosity pore, the bottom of middle base plate forms, very easily paste the jail on the big end, the applying operation is greatly simplified, and the fastness of fitting is good, almost there is not fraction defective, the smooth no pore of middle basal surface that can use the paper pulp lamination to form at the end in the footwear of commonly using, the formation matsurface that must utilize crocus cloth processing to make again, the false typing of this kind is followed the shortcoming of peel strength difference and can be forgone fully.

Another embodiment of bottom plate in the utility model, be as the nonwoven of surface layer or similarly to weave cotton cloth earlier to give fluffing earlier and cut flat processing, the top formation that makes surface layer 13 is batt 13A together, as shown in Figure 3A, and then on batt printed patterns 13B, to put in order volume surface layer and intermediate course and bottom at last again and be combined into a compound middle bottom plate with embodiment as mentioned above, the part schematic diagram of its section as shown in Figure 3A.

As it being utilized punch press become the required big plate 20A in the middle end (shown in Figure 4) with punching out, just the function of heelpiece during then Qi Mao surface layer can have concurrently, the middle heelpiece of commonly using can give omission need not.As being slippers with it hot forming, have more warming and advantage such as sense of touch is good, be specially adapted to the pantofle of frigid zone country.

In sum, the bottom plate structure has following advantages in the footwear of the present utility model:

1. because the above-mentioned structure of the utility model makes it, do not need surface layer, the middle end and aircraft plate five equilibrium Other punch forming aligns the loaded down with trivial details operations such as bonding with the diagonal angle that manually carries out block-by-block respectively more in regular turn, The manufacturing process of base plate is greatly simplified in can making, and significantly reduces production costs.

2. the utility model is because being mat thermoplastic plastic rubber direct implantation at fabric and the end under molten condition In the pore of layer tissue, make three layers directly to be combined as a whole, need not use any adhesive agent and system Waiting drying time on the journey, so processing procedure simple and fast and quality homogeneous, real is middle bottom plate processing procedure Upper one greatly innovation.

3. because skeleton material of the present utility model is made for the thermoplasticity foamed plastic, make middle base plate Material can be hot-forming, and the rear light weight of cooling is the suitable rigidity hardness of strong and tool again, when using in footwear, Can support the style of shoes and never be out of shape, this point is end part too far behind to catch up in the conventional footwear really.

4. because skeleton material of the present utility model is made for the thermoplasticity foamed plastic, the end, can in the footwear Purposes according to shoes is adjusted its soft durometer by foaming degree, and can through hot-forming be any required In Bottom Shape, so the moulding at the end and shaping are most easy in the footwear, real be that end formation is technical in the footwear One quantum jump.

5. because fabric of the present utility model is fiber cloth, make it to be easy to be combined with middle bottom pad plate, and Bottom is to have weaving cotton cloth of pore can carry out fitting tightly of deep layer with the big end, can will commonly use with paper The middle basal surface that the slurry lamination forms is smooth, need stick fine cloth again and do false typing, then rear antistripping Power is relatively poor take a lot of work again the expense material and be easy to contain water quality, tortuous after its thickness thickening and with then place, the big end The depression that is easy to the chance hole waits Zhu Qiandian to clear off, so the middle end of the present utility model and associativity of the big end Do not seep water again and do not cave in to good, never be out of shape with the combination of vamp and sole, and very endurable.

What should illustrate around here is that 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, but in fact, The materials such as general thermoplasticity artificial rubber TPR can be given use too, can with above-mentioned heat and reach The effect that the plasticity plastic cement is identical and purpose, all this, do not breaking away under the intention spirit of the present utility model, Should list in the following protection category of the present utility model, reason begins to meet.

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

Claims

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

The bottom of the surface layer of one fiber cloth or nonwoven, a fiber cloth or nonwoven and an intermediate course, this intermediate course is a thermoplastic plastic rubber, utilize extruder to be squeezed in when being molten condition, combine simultaneously with the surface layer and the bottom of aforesaid fiber cloth or nonwoven, 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 one and have fiber cloth or nonwoven surface layer and bottom and intermediate course is to have bottom plate structure in the footwear of rigid support power and light weight.

2. the bottom plate structure is characterized in that in the footwear as claimed in claim 1, and thickness of bottom plate is that 0.6m/m is above to 10m/m in this.

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

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

5. bottom plate structure in the footwear as claimed in claim 1, it is characterized in that this surface layer is nonwoven or the woven cloth after fluffing is handled.

6. bottom plate structure in the footwear as claimed in claim 1 is characterized in that, one in above-mentioned footwear end material in the flat board of three layers of composite wood of bottom plate structure institute punching out, form the finished product of the middle end of required form again through the simple die thermocompression forming.

7. bottom plate structure in the footwear as claimed in claim 1, it is characterized in that, one by end material in the flat board of three layers of composite wood of bottom plate structure institute punching out in the above-mentioned footwear, forms the finished product of the middle end with the aircraft plate structure that can wear the shoe wear groove through the simple die thermocompression forming again.