CN1453122A - Molding method of multilayer shoe sole of formed ethylene-vinyl acetate copolymer - Google Patents
Molding method of multilayer shoe sole of formed ethylene-vinyl acetate copolymer Download PDFInfo
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- CN1453122A CN1453122A CN 02118345 CN02118345A CN1453122A CN 1453122 A CN1453122 A CN 1453122A CN 02118345 CN02118345 CN 02118345 CN 02118345 A CN02118345 A CN 02118345A CN 1453122 A CN1453122 A CN 1453122A
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- germule
- sole
- vinyl acetate
- acetate copolymer
- outer bottom
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Abstract
The present invention is molding method shoe sole of foamed ethylene-vinyl acetate copolymer. One un-cross linked and un-foamed outer sole blank at normal temperature is set inside one hot-pressing and foaming mold at reaction temperature. Then, one un-cross linked and un-foamed inner sole blank in semi-solid state is set inside the outer sole blank. After closing the mold, cross linking and foaming, the hot-pressing and foaming mold is opened instantaneously to obtain semi-finished foamed sole product. The shoe sole is cooled to produce the multilayer colored sole product.
Description
[technical field]
The present invention relates to a kind of forming method of sole, particularly relate to a kind of method of multiple field ethene-vinyl acetate copolymer moulding foaming sole.
[background technology]
As shown in Figure 1, the method (United States Patent (USP) the 6238602nd B1 case that the applicant got permission) of existing a kind of moulding foaming sole, be to prepare an ethene-vinyl acetate copolymer raw material earlier, it is in does not touch one first state of temperature crosslinked, foamable reaction, this first temperature can be normal temperature or makes the ethene-vinyl acetate copolymer raw material be in half thick 80 ℃～100 ℃ of consolidating shape.Then, the metering of this ethene-vinyl acetate copolymer raw material is inserted one keep carrying out plastotype in the germule mould 1 of constant temperature, the constant temperature that this germule mould 1 is kept is crosslinked for not touching, foamable reaction and be 80 ℃～100 ℃ one second temperature.After opening germule mould 1, can in germule mould 1, take out the sole germule that a plastotype is finished.Continue, as shown in Figure 2, this sole germule is inserted one keep carrying out crosslinked, foamable reaction in the hot-pressing and foaming mould 2 of constant temperature, the constant temperature that this hot-pressing and foaming mould 2 is kept is crosslinked for touching, foamable reaction and be 150 ℃～180 ℃ one the 3rd temperature.After treating that crosslinked, foamable reaction is finished,, can obtain foamed shoe sole semi-finished product with the 2 moments unlatching of hot-pressing and foaming mould.At last, with the contraction of lowering the temperature of sole semi-finished product, cooling and shaping and can obtain a sole product.
Though, utilize above-mentioned forming method to can be made into foamed shoe sole, in fact still have the disappearance that can only make monochrome, individual layer sole.
[summary of the invention]
The object of the present invention is to provide a kind of end in one carries out the multiple field ethene-vinyl acetate copolymer moulding foaming sole of crosslinked, foamable reaction when germule combines with an outer bottom germule method that makes, can be made into have multilayer, the foamed shoe sole of multicolour effect.
In order to achieve the above object, the invention provides a kind of method of multiple field ethene-vinyl acetate copolymer moulding foaming sole, it is characterized in that: comprise the following step:
Step 1: measure the molded one outer bottom germule and of not making crosslinked, foamable reaction as yet and being cooled to the normal temperature state in advance with melting ethene-vinyl acetate copolymer material and do not make germule of the interior end crosslinked, foamable reaction as yet so that the metering of melting ethene-vinyl acetate copolymer material is molded, should not cool off by germule of the interior end, be half thick solid shape, this outer bottom germule has the flange that a diapire, is extended outwardly by this perisporium apical margin by the upwardly extending perisporium of this diapire periphery and;
Step 2: the hot-pressing and foaming mould of preparing a maintenance reaction temperature, this hot-pressing and foaming mould has a counterdie and to produce closed patrix with counterdie, this counterdie has an end face and die cavity that one day, inside was arranged with, and this patrix has the appearance material annular groove that the module of being located at bottom surface and corresponding die cavity in a bottom surface, and a ring are located at the module periphery;
Step 3: this outer bottom germule is inserted in the die cavity of this hot-pressing and foaming mould, and the flange subsides are touched on the end face of this counterdie;
Step 4: before this outer bottom germule does not begin to carry out crosslinked, foamable reaction as yet, can in end germule be seated on the diapire of this outer bottom germule;
Step 5: this patrix and counterdie are carried out closure, and germule of the interior end is subjected to module extruding meeting and outer bottom germule to combine and clamp-on in the appearance material annular groove, and the reaction temperature that while outer bottom germule and germule of the interior end are kept by the hot-pressing and foaming mould can be touched crosslinked, foamable reaction;
Step 6: after treating that crosslinked, foamable reaction is finished,, can obtain multiple field ethene-vinyl acetate copolymer foamed shoe sole semi-finished product with the moment unlatching of hot-pressing and foaming mould;
Step 7:, can obtain a sole product with sole semi-finished product lower the temperature contraction, cooling and shaping, deburring.
The method of described multiple field ethene-vinyl acetate copolymer moulding foaming sole is characterized in that: this counterdie can have the groove of being located at end face and being located on the die cavity outside, and this groove is corresponding to the flange of outer bottom germule.
The method of described multiple field ethene-vinyl acetate copolymer moulding foaming sole is characterized in that: the temperature of the germule of the interior end in this step 1 is 80 ℃～100 ℃; The reaction temperature of keeping in this step 2 is 150 ℃～180 ℃.
In sum, the method of multiple field ethene-vinyl acetate copolymer moulding foaming sole of the present invention, be earlier to make the germule of the interior end that the outer bottom germule and not making crosslinked, foamable reaction as yet and be the normal temperature state is not made crosslinked, foamable reaction as yet and is half thick solid shape in advance with the ethene-vinyl acetate copolymer material, this outer bottom germule has the flange that a diapire, is extended outwardly by this perisporium apical margin by the upwardly extending perisporium of this diapire periphery and.Prepare the hot-pressing and foaming mould of a maintenance reaction temperature again, this hot-pressing and foaming mould has a counterdie and to produce closed patrix with counterdie, this counterdie has an end face and die cavity that one day, inside was arranged with, and this patrix has the appearance material annular groove that the module of being located at bottom surface and corresponding die cavity in a bottom surface, and a ring are located at the module periphery.Then, this outer bottom germule is inserted in the die cavity of this hot-pressing and foaming mould, and the flange subsides are touched on the end face of this counterdie.And before this outer bottom germule does not begin to carry out crosslinked, foamable reaction as yet, can in end germule be seated on the diapire of this outer bottom germule.Continue, this patrix and counterdie are carried out closure, germule of the interior end is subjected to module extruding meeting and outer bottom germule to combine and clamp-on in the appearance material annular groove, and the reaction temperature that while outer bottom germule and germule of the interior end are kept by the hot-pressing and foaming mould can be touched crosslinked, foamable reaction.After treating that crosslinked, foamable reaction is finished,, can obtain multiple field ethene-vinyl acetate copolymer foamed shoe sole semi-finished product with the moment unlatching of hot-pressing and foaming mould.At last, with sole semi-finished product lower the temperature contraction, cooling and shaping, deburring, and can obtain a sole product.Whereby, utilize above-mentioned continuous fabrication schedule, can be made into have multilayer, the foamed shoe sole of multicolour effect.
[description of drawings]
Below in conjunction with drawings and Examples to the present invention is described in detail:
Fig. 1 is the schematic diagram that existing a kind of foamed shoe sole is gone into mold forming one sole germule.
Fig. 2 is that this kind foamed shoe sole is inserted hot-pressing and foaming mould preparation carrying out schematic diagram crosslinked, foamable reaction.
Fig. 3 is the process block diagram of the present invention one than Cui embodiment.
Fig. 4 is the above-mentioned hot-pressing and foaming mold open schematic diagram than Cui embodiment of the present invention.
Fig. 5 is the above-mentioned last stage mold closing action schematic diagram than Cui embodiment of the present invention.
Fig. 6 is that the above-mentioned after-stage mold closing than Cui embodiment of the present invention is finished schematic diagram.
Fig. 7 is the above-mentioned foamed shoe sole semi-finished product profile than Cui embodiment of the present invention.
Fig. 8 is the above-mentioned foamed shoe sole finished product profile than Cui embodiment of the present invention.
[specific embodiment]
As shown in Figure 3, Figure 4, the method for multiple field ethene-vinyl acetate copolymer moulding foaming sole of the present invention includes the following step:
Step 1: measure the molded one outer bottom germule 10 and of not making crosslinked, foamable reaction as yet and being cooled to the normal temperature state in advance with 80 ℃～100 ℃ melting ethene-vinyl acetate copolymer materials and do not make germule of the interior end 20 crosslinked, foamable reaction as yet so that 80 ℃～100 ℃ melting ethene-vinyl acetate copolymer materials meterings are molded, should not cool off by germule of the interior end 20, its temperature is 80 ℃～100 ℃ and is half thick solid shape.This outer bottom germule 10 has the flange 13 that a diapire 11, is extended outwardly by these perisporium 12 apical margins by the upwardly extending perisporium 12 of these diapire 11 peripheries and.
Step 2: prepare one and keep reaction temperature at 150 ℃～180 ℃ hot-pressing and foaming mould 200, this hot-pressing and foaming mould 200 has a counterdie 210 and can produce closed patrix 220 with counterdie 210.This counterdie 210 has the groove 213 that an end face 211, die cavity 212 and that one day, inside was arranged with are located at end face 211 and are located on die cavity 212 outsides.This patrix 220 has the module 222 and of being located at bottom surface 221 and corresponding die cavity 212 in a bottom surface 221, and encircles the appearance material annular groove 223 that is located at module 222 peripheries, and this holds the periphery of material annular groove 223 corresponding to die cavity 212.
Step 3: this outer bottom germule 10 is inserted in the die cavity 212 of this hot-pressing and foaming mould 200, and flange 13 subsides are touched on the end face 211 of this counterdie 210, and just corresponding to groove 213.
Step 4: before this outer bottom germule 10 does not begin to carry out crosslinked, foamable reaction as yet, can will should be seated on the diapire 11 of this outer bottom germule 10 by germule of the interior end 20, have a gap I between the outer ring surface of end germule 20 and perisporium 12 1 inner ring surfaces in being somebody's turn to do, top of end germule 20 is above the end face of flange 13 in this.
Step 5: cooperate and consult Fig. 5, when this patrix 220 and counterdie 210 carry out closure and be in a last stage during state, that is to say, when this bottom surface 221 just is pressed against these flange 13 1 end faces, utilize the setting of flange 13 to make and produce a sealing property between patrix 220 and the counterdie 210, and germule of the interior end 20 by module 222 push a little, gap I disappearance.Again as shown in Figure 6, when this patrix 220 continued relative closing and is in an after-stage state with counterdie 210, this flange 13 was absorbed in the groove 213 by the suppression meeting, and is the melting state.Simultaneously, end germule 20 is produced with outer bottom germule 10 by module 222 extruding meetings and combines effect in this, and germule of the interior end 20 partly can be clamp-oned in the appearance material annular groove 223.And outer bottom germule 10 can touch crosslinked, foamable reaction with the reaction temperature that germule of the interior end 20 is kept by hot-pressing and foaming mould 200.
Step 6: after treating that crosslinked, foamable reaction is finished,, can obtain multiple field ethene-vinyl acetate copolymer foamed shoe sole semi-finished product 100 with the 200 moments unlatching of hot-pressing and foaming mould.As shown in Figure 7, these sole semi-finished product 100 have the end 120 in an outer bottom 110 and one, and an outer peripheral face of this outer bottom 110 has still retained one by flange 13 formed edge strips 130.
Step 7: as shown in Figure 8, with sole semi-finished product 100 lower the temperature contraction, cooling and shaping, and prune this edge strip 130 just can obtain a sole product 100 '.
Use the made sole product of manufacture method of the present invention 100 ' a have outer bottom 110 ' and one in the end 120 ', and this outer bottom 110 ' with the interior end 120 ' firmly be combined into one, when outer bottom 110 ' with the ethene-vinyl acetate copolymer raw material of the interior end 120 ' employing different colours, the multi-level visual effect of made sole product 100 ' just have.
Conclude above-mentionedly, the method for multiple field ethene-vinyl acetate copolymer moulding foaming sole of the present invention has the foamed shoe sole of the multilayer of can be made into, multicolour effect, can reach the purpose of invention really.
Claims (3)
1. the method for a multiple field ethene-vinyl acetate copolymer moulding foaming sole is characterized in that: comprise the following step:
Step 1: measure the molded one outer bottom germule and of not making crosslinked, foamable reaction as yet and being cooled to the normal temperature state in advance with melting ethene-vinyl acetate copolymer material and do not make germule of the interior end crosslinked, foamable reaction as yet so that the metering of melting ethene-vinyl acetate copolymer material is molded, should not cool off by germule of the interior end, be half thick solid shape, this outer bottom germule has the flange that a diapire, is extended outwardly by this perisporium apical margin by the upwardly extending perisporium of this diapire periphery and;
Step 2: the hot-pressing and foaming mould of preparing a maintenance reaction temperature, this hot-pressing and foaming mould has a counterdie and to produce closed patrix with counterdie, this counterdie has an end face and die cavity that one day, inside was arranged with, and this patrix has the appearance material annular groove that the module of being located at bottom surface and corresponding die cavity in a bottom surface, and a ring are located at the module periphery;
Step 3: this outer bottom germule is inserted in the die cavity of this hot-pressing and foaming mould, and the flange subsides are touched on the end face of this counterdie;
Step 4: before this outer bottom germule does not begin to carry out crosslinked, foamable reaction as yet, can in end germule be seated on the diapire of this outer bottom germule;
Step 5: this patrix and counterdie are carried out closure, and germule of the interior end is subjected to module extruding meeting and outer bottom germule to combine and clamp-on in the appearance material annular groove, and the reaction temperature that while outer bottom germule and germule of the interior end are kept by the hot-pressing and foaming mould can be touched crosslinked, foamable reaction;
Step 6: after treating that crosslinked, foamable reaction is finished,, can obtain multiple field ethene-vinyl acetate copolymer foamed shoe sole semi-finished product with the moment unlatching of hot-pressing and foaming mould;
Step 7:, can obtain a sole product with sole semi-finished product lower the temperature contraction, cooling and shaping, deburring.
2. the method for multiple field ethene-vinyl acetate copolymer moulding foaming sole as claimed in claim 1 is characterized in that: this counterdie has more the groove of being located at end face and being located on the die cavity outside, and this groove is corresponding to the flange of outer bottom germule.
3. the method for multiple field ethene-vinyl acetate copolymer moulding foaming sole as claimed in claim 1 or 2 is characterized in that:
The temperature of the germule of the interior end in this step 1 is 80 ℃～100 ℃; The reaction temperature of keeping in this step 2 is 150 ℃～180 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021183457A CN1187183C (en) | 2002-04-25 | 2002-04-25 | Molding method of multilayer shoe sole of formed ethylene-vinyl acetate copolymer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021183457A CN1187183C (en) | 2002-04-25 | 2002-04-25 | Molding method of multilayer shoe sole of formed ethylene-vinyl acetate copolymer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1453122A true CN1453122A (en) | 2003-11-05 |
| CN1187183C CN1187183C (en) | 2005-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021183457A Expired - Fee Related CN1187183C (en) | 2002-04-25 | 2002-04-25 | Molding method of multilayer shoe sole of formed ethylene-vinyl acetate copolymer |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100400276C (en) * | 2005-09-08 | 2008-07-09 | 刘坤钟 | Manufacture method of sole with rubber decoration |
| CN100455430C (en) * | 2003-12-16 | 2009-01-28 | 刘坤钟 | Molding method of foamed sole with concolorous, dissimilar properties wearable area |
| CN102781655A (en) * | 2010-03-02 | 2012-11-14 | 发展积分模具有限公司 | Method and mould for producing footwear and footwear thus obtained |
| CN105196587A (en) * | 2015-08-17 | 2015-12-30 | 林棉棉 | Manufacturing technology for sole material of sneakers |
| CN105773896A (en) * | 2014-12-22 | 2016-07-20 | 加久企业股份有限公司 | Manufacturing method of foam sole |
-
2002
- 2002-04-25 CN CNB021183457A patent/CN1187183C/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100455430C (en) * | 2003-12-16 | 2009-01-28 | 刘坤钟 | Molding method of foamed sole with concolorous, dissimilar properties wearable area |
| CN100400276C (en) * | 2005-09-08 | 2008-07-09 | 刘坤钟 | Manufacture method of sole with rubber decoration |
| CN102781655A (en) * | 2010-03-02 | 2012-11-14 | 发展积分模具有限公司 | Method and mould for producing footwear and footwear thus obtained |
| EP2543501A1 (en) * | 2010-03-02 | 2013-01-09 | Desarrollo Integral Del Molde, S.L. | Method and mould for producing footwear and footwear thus obtained |
| EP2543501A4 (en) * | 2010-03-02 | 2016-05-11 | Desarrollo Integral Del Molde Sl | Method and mould for producing footwear and footwear thus obtained |
| CN105773896A (en) * | 2014-12-22 | 2016-07-20 | 加久企业股份有限公司 | Manufacturing method of foam sole |
| CN105196587A (en) * | 2015-08-17 | 2015-12-30 | 林棉棉 | Manufacturing technology for sole material of sneakers |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1187183C (en) | 2005-02-02 |
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