CN106965472B

CN106965472B - The preparation method of rubber boots

Info

Publication number: CN106965472B
Application number: CN201610019912.2A
Authority: CN
Inventors: 余志勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-01-13
Filing date: 2016-01-13
Publication date: 2018-12-18
Anticipated expiration: 2036-01-13
Also published as: CN106965472A

Abstract

The invention discloses a kind of preparation methods of rubber boots, it mainly includes the curing operation of rubber boots semi-finished product and the injection operation of midsole, rubber boots semi-finished product are mainly with the various spikes of manual assembly in a lining set outer surface and again through vulcanization reaction, preparation method whereby, the rubber boots semi-finished product of achievable various different surfaces styles, cooperate a kind of multi-section type shoe last again, be set on rubber boots semi-finished product can readily on multi-section type shoe last, and it can be with injection method, PU embryo material is directly projected and fills up the line of rabbet joint between shoes outsole and the bottom surface of rubber boots semi-finished product, and it foams and constitutes a midsole, and make rubber boots semi-finished product, midsole, it is firmly bonded between shoes outsole, and a rubber boots are made, preparation method whereby, make the outer surface of rubber boots that can do the variation of multiplicity, and the bottom surface of rubber boots semi-finished product can be made, PU midsole , shoes outsole firmly combines.

Description

The preparation method of rubber boots

Technical field

The present invention relates to a kind of preparation method of rubber boots, particularly relate to one kind with injection method, PU material is directly projected and The preparation method between shoes outsole and the bottom surface of rubber boots semi-finished product is filled up, makes the outer surface of rubber boots that can do the variation of multiplicity, and The bottom surfaces of rubber boots semi-finished product, PU midsole, shoes outsole can be made firmly to combine.

Background technique

In daily life, we must all wear suitable shoes side when being engaged in some specific work or stress-relieving activity This work or stress-relieving activity can be competent at, and such shoes, nothing more than must have wear-resistant, waterproof, light, soft function Demand；Refering to Figure 1, it is a kind of known rubber boots 10, shoes cylinder 11, vamp 12, heel 13, sole 14 are all As made by rubber material, though having the advantages that wear-resisting, there is that whole excessively heavy and sense of touch is bad.

It is another rubber boots 20 shown in please refer to figs. 2 and 3, it, will in order to improve whole excessively heavy problem Shoes cylinder 21, vamp 22, heel 23 and sole part 24 are made with rubber material, in the sequentially fitting adhesion one again of the bottom of sole part 24 Shoes outsole 26 made of midsole 25, a rubber made of foam material or other wear-resistant materials, the foam material include PU (Polyurethane), EVA(ethylene-vinyl acetate copolymer) etc. materials, be borrow foam material it is lighter And soft characteristic, and reaching reduces weight and comfortable effect, has the shoes cylinder 21 by means of rubber system, vamp 22, heel 23, shoes big Bottom 26, and still possess anti abrasive characteristic, but the disadvantage is that the midsole 25 or shoes outsole 26 are easy because adhesion is insecure and de- It falls.

The shortcomings that based on above-mentioned known rubber boots, the present inventor are in line with the warp for being engaged in footwear production and upper many years of marketing It tests, concentrates on studies, continuous design improvement has the present invention that can really reach following goal of the invention to be born eventually.

Summary of the invention

The purpose of the present invention is to provide one kind can allow made of rubber boots can multiplicity variation, wear-resisting, again with moulding Measure the preparation method of the rubber boots of the features such as light.

Secondary objective of the invention be by injection method and allow PU material midsole and shoes outsole, rubber boots semi-finished product Bottom be directly blended in the preparation method for making the firm rubber boots of bond strength therebetween together.

A further object of the present invention is the shoe last structure by means of multi-section type, make rubber boots semi-finished product be easy to be set on shoe last and The injection operation of midsole is carried out, and the finished product made is relatively easy to remove from shoe last, and promotes the whole efficiency of shoemaking Rubber boots preparation method.

In order to achieve the above objectives, solution of the invention is:

A kind of preparation method of rubber boots, including two key steps:

First is the curing operation of rubber boots semi-finished product, and the material institute mainly by one with hypertonic characteristic is pre-fabricated Socks types lining set be set on a shoemaking shoe last, then covered with one to multiple by being kneaded not yet through the spike of vulcanization reaction It covers and is adhered to lining to put on, which includes at least one and correspond to the shoes canister portion of shoe last, shoes face, heel part, sole part decorations Piece；Then it send again and plays vulcanization reaction into vulcanization reaction furnace；

Second is the injection operation of PU midsole, and the rubber boots semi-finished product for completing vulcanization are mainly set in a more piece On the shoe last of formula, which can be analyzed to the sliding parts and not movable non-slip portions that most are reciprocally displaced, on shoe last Majority sliding parts displacement when can shorten mutual distance, the rubber boots semi-finished product after making vulcanization are easy to be set on shoe last, The rubber boots semi-finished product after the vulcanization are closed positioned at the first, second mold projected at left and right sides of equipment and only expose bottom surface, One pre-fabricated shoes outsole and first, second mold are closed with a third mold again, the shoes outsole and rubber boots half at Between the bottom surface of product and there is a line of rabbet joint, then a midsole, the midsole are filled up in the line of rabbet joint and be foamed into the injection of PU embryo material It is melted each other with the contact interface of shoes outsole with the bottom surface of rubber boots semi-finished product and close and firm is bonded, to cold But after, then shoes finished product is removed, can be obtained a surface patterns can soft more of changeableization, light-weight, waterproof, wear-resistant, liner Functional rubber shoes.

Further, each spike includes the spike of the shape-designing of one to multiple structure or shoe body for reinforcement shoe body, respectively Spike has different shapes, fits in including at least one and fits in last carving with the first spike of shoe last shoes canister portion corresponding position, one Second spike of head shoes face corresponding position, one fit in the third spike of shoe last heel part corresponding position, one fit in shoe last sole 4th spike of portion corresponding position, one are surrounded on the 5th spike of sole part peripheral outline, one for the first spike and the 5th spike The 6th spike that seam covers.

Further, which is decomposed by the first sliding part, the second sliding part, three, non-slip portion component institute structure At the non-slip portion is not movable and is fixed on and projects in equipment, which refers to local shoes face and the office of shoe last The shoes canister portion in portion, first sliding part and the contact surface in non-slip portion are to be bonded with plane and inclined, between the two and are equipped with Mutually chimeric sliding rail and sliding slot, make first sliding part can in shift reciprocately in the non-slip portion, the sliding rail of both and Sliding slot, should when opposite direction displacement of first sliding part towards sole part in being tilted down by shoes canister portion towards sole part direction The level height of first sliding part reduces and gradually close towards the second sliding part repeatly；Second sliding part refers to corresponding to shoe last Heel part, second sliding part and the contact surface in non-slip portion are to be bonded with plane and inclined, are equipped between the two mutually embedding Sliding rail, the sliding slot of conjunction, make second sliding part can in shift reciprocately in the non-slip portion, both sliding rail and sliding slot be in by Shoes canister portion tilts upwards towards sole part direction, when opposite direction displacement of second sliding part towards sole part, second sliding The level height in portion increases and gradually close towards the first sliding part repeatly.

Further, which is rubber material or TPU.

Further, when being adhered to the sole part of shoe last with the fitting of the 4th spike, the another side of the 4th spike is still further The fiber base material of adhesion the one and the 4th spike same shape of fitting, the Inner Constitution of the fiber base material has subtle hole, into When row vulcanization reaction, the material particle of the 4th spike can penetrate into the local hole of fiber base material and with fiber base material structure At a firm integrated structure；The shoes outsole is wear-resistant material, and before production, medial surface is adhered in advance to be fitted with the shoes outsole One fiber base material identical with the big Bottom Shape of shoes, the Inner Constitution of the fiber base material have subtle hole, and the shoes outsole is through height After the manufacturing process of warm high pressure, the particle of material can also penetrate into the local hole of the fiber base material and and fiber base material Constitute a firm integrated structure；This be combined with a fiber base material rubber boots semi-finished product and this be combined with a fiber base material Shoes outsole, both is when carrying out the injection operation of midsole, should when the line of rabbet joint that PU embryo material enters between two fiber base materials is perfused PU embryo material can also penetrate into remaining hole that two fiber base materials are not yet filled, after foamable reaction, respectively between midsole Constitute a firm integrated structure.

Further, before carrying out midsole and projecting operation, the medial surface of the shoes outsole and the bottom surface of rubber boots semi-finished product are applied Cloth contains the stick of rubber constituent.

After adopting the above scheme, the preparation method of rubber boots of the present invention is directly to project PU material with injection method and filled up Preparation method between shoes outsole and the bottom surface of rubber boots semi-finished product makes the outer surface of rubber boots that can do the variation of multiplicity, and can make The bottom surface of rubber boots semi-finished product, PU midsole, shoes outsole firmly combine.

Detailed description of the invention

Fig. 1 is the diagrammatic cross-section of the first known rubber boots；

Fig. 2 is the sectional exploded view of second of known rubber boots；

Fig. 3 is the combination figure of Fig. 2；

Fig. 4 is the decomposition diagram of lining set and shoe last of the invention；

Fig. 5 be lining set of the invention be bonded to vulcanized rubber before decomposition diagram；

Fig. 6 is the schematic diagram that rubber boots semi-finished product of the invention are separated with shoe last；

Fig. 7 is the schematic diagram that equipment is projected in multi-section type shoe last of the present invention collocation；

Fig. 8 is the schematic diagram after multi-section type shoe last slide displacement of the present invention；

Fig. 9 and Figure 10 is the action schematic diagram that rubber boots semi-finished product of the present invention are inserted in multi-section type shoe last；

Figure 11 be shoes outsole of the present invention in conjunction with rubber boots semi-finished product before schematic diagram；

Figure 12 is diagrammatic cross-section of the present invention before projecting PU indsole in mold；

Figure 13 is diagrammatic cross-section of the present invention after projecting PU indsole in mold；

Figure 14 is the outside drawing of rubber boots of the present invention；

Figure 15 is wherein one to illustrate outside drawing with rubber boots made by preparation method of the invention；

Figure 16 is wherein one to illustrate outside drawing with rubber boots made by preparation method of the invention；

Figure 17 is diagrammatic cross-section of the another embodiment of the present invention before projecting PU indsole in mold；

Figure 18 is diagrammatic cross-section of the another embodiment of the present invention after projecting PU indsole in mold.

Wherein:

10 rubber boots

11 shoes cylinders

12 vamps

13 heels

14 soles

20 rubber boots

21 shoes cylinders

22 vamps

23 heels

24 sole parts

25 indsoles

26 outsoles

30 linings cover

31 openings

40 rubber boots semi-finished product

401 openings

402 bottom surfaces

403 vamp accommodating spaces

404 inner bottom surfaces

405 toe-cap medial surfaces

406 medial heel faces

41 first spikes

42 second spikes

43 third spikes

44 the 4th spikes

45 the 5th spikes

46 the 6th spikes

47 fiber base materials

50 shoe lasts

501 first sliding parts

502 second sliding parts

503 non-slip portions

51 shoes canister portions

52 shoes faces

53 heel parts

54 sole parts

60 project equipment

61 first molds

62 second molds

63 first die cavitys

64 second die cavitys

65 fixed columns

66 third molds

67 third die cavitys

68 lines of rabbet joint

69 shoe lasts

70 midsoles

80 shoes outsoles

81 fiber base materials

90,91,92 rubber boots.

Specific embodiment

In order to further explain the technical solution of the present invention, being explained in detail below by specific embodiment the present invention It states.

Referring initially to shown in Fig. 4 to Figure 18, the rubber boots preparation method of the present embodiment be mainly include following step:

The curing operation of rubber boots semi-finished product: the lining of the socks shape as made by the contractility cloth set 30 by one first is worn On the shoe last 50 of a shoemaking (as shown in Figure 4), the size and shape of the shoe last 50, be according to shoe size made of being intended to and One model of shape and well in advance, the shoe last 50 of the present embodiment be include sole part 54, shoes face 52, heel part 53, The positions such as shoes canister portion 51, and each position mutually extends and connects, the upper end of lining set 30 is reserved an opening 31 and is connected to interior In inside set 30, for the lining set 30 other than the opening 31, remaining outer peripheral contour is to be bonded and make inside it An accommodation space is formed, it is that can be obedient on the outer surface of shoe last 50, then with multi-disc which, which borrows its telescopic characteristic, By through mixing and not yet the rubber mixture through vulcanization reaction be prefabricated into spike adhesion fit in lining set 30 on, wherein Each spike has different shapes, and the first spike 41, one with 50 shoes canister portion of shoe last, 51 corresponding position is fitted in including at least one The second spike 42, one for fitting in 50 shoes face of shoe last, 52 corresponding position fits in the third spike of 50 heel part of shoe last, 53 corresponding position 43, the 4th spike 44, one for fitting in 50 sole part of shoe last, 54 corresponding position is surrounded on the 5th decorations of 54 peripheral outline of sole part The 6th spike 46(that piece 45, one covers the seam of the first spike 41 and the 5th spike 45 is as shown in Figure 5)；Above-mentioned various spikes Shape, thickness or the color cut, be intended to according to it made of shoes aesthetics and structural strength and determine；It again will be above-mentioned Shoe last 50 together with lining set 30, be fitted in lining set 30 on each spike be placed in a vulcanization reaction furnace in heat, wherein the sulphur The pressure for changing reacting furnace is to be set in 3.5 ㎏/cm², temperature is to make first spike 41, the second spike between 120-135 DEG C 42, the spikes such as third spike 43, the 4th spike 44, the 5th spike 45, the 6th spike 46 occur vulcanization reaction and strengthen and promoted The physical property of its rubber, and can be mutually fused into one between each spike, and infiltrate through in the fiber hole of lining set 30, and constitute one The good rubber boots semi-finished product 40 of bond strength can remove the rubber boots semi-finished product 40 from shoe last 50 after its cooling, In, for this processing procedure, which still can be a kind of integral type shoe last of traditional type, or the more piece being slidably displaced for one kind Formula shoe last；It is another embodiment of the present invention in addition, please referring to shown in Figure 17 and Figure 18, viscous with the fitting of the 4th spike 44 When the sole part 54 of shoe last 50, the fitting of still further adhering of the another side of the 4th spike 44 is one identical as the 4th spike 44 The fiber base material 47 of shape, the inside of the fiber base material 47, which is all constituted, subtle hole, and the rubber boots semi-finished product 40 into When row vulcanization reaction, the material particle of the 4th spike 44 be in the local hole for can penetrate into fiber base material 47 and and fiber Substrate 47 constitutes a firm integrated structure.

The injection operation of midsole: after the physical property of the rubber boots semi-finished product 40 after above-mentioned vulcanization is structure-reinforced, extend Property can become extremely low, can be because of the opening 401 of rubber boots semi-finished product 40 when being intended to for it to be inserted in another shoe last 50 for projecting equipment 60 again Less than the both ends of the sole part 54 of shoe last 50 distance and be not easy to cover on shoe last 50, continuing with cooperation refering to Fig. 7 to Figure 10 It is shown, the present embodiment be applied to project equipment 60 shoe last 50 when, the shoe last 50 can be broken down by the first sliding part 501, Second sliding part 502, the independent component in 503 3, non-slip portion, the non-slip portion 503 are not to be fixed on injection displaceably to set In standby 60 fixed column 65, which refers to the shoes canister portion of the local shoes face 52 for constituting shoe last 50 and part 51 position, first sliding part 501 and the contact surface in non-slip portion 503 are to be bonded with plane and inclined, between the two simultaneously Equipped with mutually chimeric sliding rail 504, sliding slot 505, make first sliding part 501 can in shift reciprocately in the non-slip portion 503, Sliding rail 504 and sliding slot 505 between the two by shoes canister portion 51 towards 54 direction of sole part in being tilted down, when the first sliding part 501 Towards sole part 54 opposite direction displacement when, the level height of first sliding part 501 reduce repeatly and gradually towards the second sliding part 502 is close；Second sliding part 502 refer to constitute shoe last 50 heel part 53 position, second sliding part 502 with it is non-slip The contact surface in dynamic portion 503 between the two and is equipped with mutually chimeric sliding rail 507, sliding slot 506, is made with plane fitting and inclined Second sliding part 502 can be in shift reciprocately in the non-slip portion 503, both sliding rail 507 and sliding slot 506 and in by shoes Canister portion 51 tilts upwards towards 54 direction of sole part, and when opposite direction displacement of second sliding part 502 towards sole part 54, this The level height of two sliding parts 502 increase repeatly and gradually towards the first sliding part 501 close to (as can be seen from figures 8 and 9)；Continuing with matching Close as shown in fig.10, when the first sliding part 501, the second sliding part 502 all towards sole part 54 opposite direction displacement when, the rubber The opening 401 of rubber overshoes semi-finished product 40 be greater than the first sliding part 501 height and can cover easily on the first sliding part 501, and It enables 50 shoes face 52 of shoe last enter in the vamp inner space 403 of rubber boots semi-finished product 40, makes the level of rubber boots semi-finished product 40 Height is reduced, then rubber boots semi-finished product 40 is pushed to return back to origin-location together with the first sliding part 501, due to opening 401 It is still greater than the distance between the first sliding part 501 and the second sliding part 502, therefore, which is for second after displacement Sliding part 502 enters, and as rubber boots semi-finished product 40 continue to be pushed back origin-location together with the first sliding part 501, this second Sliding part 502 be by the inner bottom surface 404 of rubber boots semi-finished product 40 against and return back to original position together, and the first sliding part 501 level height can increase repeatly, and the level height of the second sliding part 502 can reduce repeatly, and push against rubber boots respectively The toe-cap medial surface 405 of semi-finished product and medial heel face 406 return back to completely to the first sliding part 501, the second sliding part 502 When origin-location, the medial surface of the rubber boots semi-finished product 40 is entirely being closely attached on together with shoe last 50, and be located at next processing procedure Certain position；Please continue to refer to shown in Figure 11, which, which is equipped with one in each axis in 65 two sides of fixed column, has the first die cavity 63 the first mold 61, one has the second mold 62 of the second die cavity 64, and first mold 61, the second mold 62 can pairing closings And be closed to rubber boots semi-finished product 40 its bottom surface 402 wherein and is only allowed to be exposed, which separately has a third mold 66, which also has a third die cavity 67, can be placed in a pre-fabricated shoes outsole 80(such as in the third die cavity 67 Shown in Figure 11), and in shoes outsole 80 and the bottom-surface coated of rubber boots semi-finished product 40 contains the stick of rubber constituent, then enable third Mold 66 be connivent in the first mold 61, the end face of the second mold 62 and it is closely sealed, while making shoes outsole 80 and rubber boots semi-finished product 40 Bottom surface be co-located in a confined space, between the shoes outsole 80 and rubber boots semi-finished product 40 and have a line of rabbet joint 68(such as Figure 12 institute Show), Reperfu- sion PU foam embryo material enter the line of rabbet joint 68 in, and play foamable reaction to it and be expanded into one it is flexible and have shock-absorbing The midsole 70 of effect, the contact interface between the shoes outsole 80, midsole 70, rubber boots semi-finished product 40 are that can mutually dissolve combination It constitutes a well-set marriage relation in together and can be obtained a weight finally, again removing rubber boots 90 from shoe last 50 Measure light, the variation of pattern richness, waterproof, anti abrasive rubber boots 90；The shoes outsole system uses wear-resisting material, and material can be rubber Or TPU(Thermoplastic Polyurethane) in addition, please referring to shown in Figure 17 and Figure 18, another implementation of this preparation method Example, the shoes outsole 80 is before completing, and also adhesion is fitted with a fiber identical with 80 shape of shoes outsole to medial surface in advance Substrate 81, the inside of the fiber base material 81, which is also constituted, subtle hole, the shoes outsole 80 in the manufacturing process through high temperature and pressure, The particle of its material can also penetrate into the local hole of the fiber base material 81 and constitute one with fiber base material 81 and firmly tie Close structure.

Please also refer to shown in Figure 14 to Figure 16, being with the rubber boots of various patterns made by preparation method of the invention 90,91,92 outside drawing.

Please also refer to shown in Figure 17 and Figure 18, another embodiment of preparation method of the present invention, that is, the rubber boots semi-finished product 40 Bottom surface be combined with a fiber base material 47 and 80 medial surface of shoes outsole is combined with a fiber base material 81, both is carrying out shoes When the injection operation of indsole 70, when perfusion liquid PU foaming embryo material enters the line of rabbet joint 68 between two substrate 47,81, PU foaming Embryo material can also penetrate into remaining hole that two fiber base materials 47,81 are not yet filled, after foamable reaction, respectively and midsole A more firm integrated structure is constituted between 70.

In conclusion the real deep tool practicability of the present invention and progressive, and hair is had no all over domestic and foreign literature is looked into through the applicant Existing identical invention or novel application is first and identical or approximate technology discloses formerly, the present invention really meets in Patent Law It files an application in accordance with the law regulation whence in relation to inventing.

Above-described embodiment and schema and non-limiting product form and style of the invention, any technical field it is common The appropriate changes or modifications that technical staff does it all should be regarded as not departing from patent category of the invention.

Claims

1. a kind of preparation method of rubber boots, which is characterized in that including two key steps:

First is the curing operation of rubber boots semi-finished product, mainly that a material with hypertonic characteristic is pre-fabricated socks Type lining set is set on a shoemaking shoe last, then with one to multiple by being kneaded and not yet through the spike of vulcanization reaction, covering and It is adhered to lining to put on, which includes at least one and correspond to the shoes canister portion of shoe last, shoes face, heel part, sole part spike；So It send again afterwards and plays vulcanization reaction into vulcanization reaction furnace；

Second is the injection operation of PU midsole, and the rubber boots semi-finished product for completing vulcanization are mainly set in a multi-section type On shoe last, which can be analyzed to most the sliding parts being reciprocally displaced and not movable non-slip portions, more on shoe last Several sliding parts can shorten mutual distance when being displaced, and the rubber boots semi-finished product after making vulcanization are easy to be set on shoe last, be located at The first, second mold at left and right sides of equipment is projected to be closed the rubber boots semi-finished product after the vulcanization and only expose bottom surface, then with One pre-fabricated shoes outsole and first, second mold are closed by one third mold, the shoes outsole and rubber boots semi-finished product it Between bottom surface and there is a line of rabbet joint, then a midsole, the midsole and rubber are filled up in the line of rabbet joint and be foamed into the injection of PU embryo material The bottom surface of rubber overshoes semi-finished product and the contact interface of shoes outsole melt and being bonded for close and firm each other, to be cooled Afterwards, then shoes finished product is removed, can be obtained a surface patterns can changeableization, light-weight, waterproof, more function wear-resistant, liner is soft It can rubber boots；

The multi-section type shoe last is decomposed into be made of the first sliding part, the second sliding part, three, non-slip portion component, this is non-slip Portion is not movable and is fixed on and projects in equipment, which refers to the local shoes face of shoe last and the shoes canister portion of part, First sliding part and the contact surface in non-slip portion are to be bonded with plane and inclined, between the two and are equipped with mutually chimeric cunning Rail and sliding slot make first sliding part can be in shift reciprocately in the non-slip portion, and the sliding rail and sliding slot of both are in by shoes cylinder Portion is tilted down towards sole part direction, when opposite direction displacement of first sliding part towards sole part, first sliding part Level height reduces and gradually close towards the second sliding part repeatly；Second sliding part refers to the heel part corresponding to shoe last, this Two sliding parts and the contact surface in non-slip portion are to be bonded with plane and inclined, are equipped with mutually chimeric sliding rail, cunning between the two Slot makes second sliding part can be in shift reciprocately in the non-slip portion, both sliding rail and sliding slot are in by shoes canister portion towards shoes Bottom direction and tilt upwards, when opposite direction displacement of second sliding part towards sole part, the level of second sliding part is high Degree increases and gradually close towards the first sliding part repeatly.

2. the preparation method of rubber boots as described in claim 1, it is characterised in that: each spike has different shapes, at least wraps It includes one and fits in and fit in the second spike of shoe last shoes face corresponding position, one with the first spike of shoe last shoes canister portion corresponding position, one The third spike of shoe last heel part corresponding position is fitted in, one the 4th spike of shoe last sole part corresponding position is fitted in, one is surrounded on The 5th spike, the 6th spike for covering the seam of the first spike and the 5th spike for sole part peripheral outline.

3. the preparation method of rubber boots as described in claim 1, it is characterised in that: the shoes outsole is rubber material or TPU.

4. the preparation method of rubber boots as described in claim 1, it is characterised in that: be adhered to the sole of shoe last with the fitting of the 4th spike When portion, the another side of the 4th spike, which is still further adhered, is bonded the fiber base material of the one and the 4th spike same shape, the fiber The Inner Constitution of substrate has subtle hole, and when carrying out vulcanization reaction, the material particle of the 4th spike can penetrate into fibre A firm integrated structure is constituted with fiber base material in the local hole of Wiki material；The shoes outsole is wear-resistant material, and the shoes are big Before production, medial surface is adhered in advance is fitted with a fiber base material identical with the big Bottom Shape of shoes at bottom, the fiber base material it is interior Portion, which is constituted, subtle hole, and after the manufacturing process through high temperature and pressure, the particle of material can also penetrate into the shoes outsole A firm integrated structure is constituted with fiber base material in the local hole of the fiber base material；This is combined with the rubber of a fiber base material Rubber overshoes semi-finished product and this be combined with the shoes outsole of a fiber base material, both carry out midsole injection operation when, work as perfusion When PU embryo material enters the line of rabbet joint between two fiber base materials, which can also penetrate into remaining that two fiber base materials are not yet filled In hole, after foamable reaction, a firm integrated structure is respectively constituted between midsole.

5. the preparation method of rubber boots as described in claim 1, it is characterised in that: before carrying out midsole and projecting operation, the shoes are big The medial surface at bottom and the bottom-surface coated of rubber boots semi-finished product contain the stick of rubber constituent.