CN105196478A - Injection molding mold and production method for manufacturing metal rivets on shoe upper - Google Patents
Injection molding mold and production method for manufacturing metal rivets on shoe upper Download PDFInfo
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- CN105196478A CN105196478A CN201410282803.0A CN201410282803A CN105196478A CN 105196478 A CN105196478 A CN 105196478A CN 201410282803 A CN201410282803 A CN 201410282803A CN 105196478 A CN105196478 A CN 105196478A
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- charging aperture
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- depressed part
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- mold plate
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Abstract
The invention discloses an injection molding mold and production method for manufacturing metal rivets on a shoe upper. The mold comprises a convex mold plate assembly and a concave mold plate assembly. The concave mold plate assembly comprises a concave mold plate. A top plate is connected to the upper surface of the concave mold plate. The lower surface of the concave mold plate is provided with at least two convex columns for positioning and concave portions matched with the appearances of the rivets. The concave portions are concaved inwards along the edges to form a conical shape. The convex mold plate assembly comprises a convex mold plate. The convex mold plate comprises positioning holes matched with the convex columns in a positioning mode, placement grooves for containing blanks and protrusions. The placement grooves are formed in the upper surface of the convex mold plate. The protrusions correspond to the concave portions and internally provided with a feeding inlet penetrating through the convex mold plate. According to the injection molding mold and production method for manufacturing metal rivets on the shoe upper, the original traditional manufacturing technology is changed, at least two machining procedures are omitted, the metal material cost and the mold manufacturing cost are saved, and meanwhile the manufacturing difficulty of workers is lowered.
Description
Technical field
The present invention relates to shoe-making industry, special relevant with the mould and production method vamp making metal rivet.
Background technology
Along with the progress in epoch, people have more susceptibility for fashion; At present, in footwear product popular on market, shoe last surface is designed with some metal accessories, extremely consumers; Its appearance of extremely dazzling, more deepens liking by numerous young people; But these metal ornaments in process of production, shaping efficiency is very low, technology difficulty is large; Current way adopts following steps usually: 1. the cold punching die preparing a set of rivet; 2. by metal sheet punch forming; 3. by manual sewing or bound on vamp by some auxiliary binding devices; Above step needs very high cost of labor; Simultaneously because the number ratio of rivet is more, the cost of its metal rivet uprises thereupon, the cost of Mold Making increases and the efficiency manufactured is extremely low; Further, because the employing metal of metal rivet makes, no matter cost is high, its weight is also difficult to the proper motion meeting people, therefore, existing making forming method and mould are all difficult to the demand meeting production and sales and user.
Summary of the invention
For prior art Problems existing, the invention provides a kind of injecting molding die and the production method that make metal rivet on vamp; This mould and production method have that structure, method are simple, easy-formation, and save the feature such as material cost and cost of labor, production efficiency is high, easily meets the demand of production and sales simultaneously.
For achieving the above object, technical solution of the present invention is:
Make an injecting molding die for metal rivet on vamp, described mould comprises male and female template assembly;
Caster assembly, it comprises a caster, and its upper surface connects top board; Described caster lower surface be provided with at least three for the projection of locating and with rivet form fit depressed part; Described depressed part concaves to formation one taper along edge;
Male template assembly, it comprises a male template, described male template comprise be provided with to coordinate with described projection locate locating hole, put hopper and lug boss for what place blank; Described hopper of putting is arranged at male template upper surface; The corresponding described depressed part of described lug boss is arranged, and is provided with the charging aperture that runs through male template in it;
Striker plate, it to be arranged at below described male template and to be flexibly connected with male template with gag lever post; A charging runner supplying material to enter and the spring for resetting is provided with between described striker plate and male template; The charging aperture of the corresponding male template of described charging runner difference is arranged;
Wherein, below described striker plate, be also connected with a base plate, it offer a feed nozzle; When depressed part fills die sinking, male and female template is separated and the recoil of spring of interlock pressing resets, and to make striker plate resilience, is synchronously separated with charging aperture by charging runner.
Further, described lug boss is mold insert, and its upper surface has in cone section face corresponding to depressed part gradient.
Further, the edge of described lug boss forms a deep gouge, and described deep gouge puts hopper lower than described.
Further, the stepped setting of the charging aperture of described depressed part; And the bore in the lower end that charging aperture is connected with charging runner is greater than the bore of charging aperture upper end; Wherein, the bore of described charging aperture upper end is 1-2mm; The bore of described charging aperture lower end is 2-4mm.
Make a production method for metal rivet on vamp, comprise the steps:
Step 1: blank is shaping, the large young pathbreaker's blank according to putting hopper cuts shaping;
Step 2: polishing, is polished to minute surface by depressed part described in mould and charging aperture;
Step 3: prepare raw material, by thermoplastic polyurethane E600, transparent stage TPU, silver powder, stabilizing agent mixing, to need to be placed on drying machine 100 degree dryings 3 hours, then pours injector barrel into after mixing;
Step 4: matched moulds is injected, and that blank is put into mould puts hopper, locates, matched moulds, the metal rivet needed for injection moulding.
Further, blank described in step 1 selects the synthetic leather of more than 1mm or natural leather or individual layer screen cloth.
Further, raw material described in step 3 proportioning be: thermoplastic polyurethane E600 is 2-8%, transparent stage TPU is 70-99%, and silver powder is 1-30%, and stabilizing agent is 0.7-1.2%.
Further, matched moulds injection described in step 4, it comprises the following steps:
Step 4.1: mould is arranged on injection machine and mixes up pressure and temperature;
Step 4.2: place blank to putting in hopper, closed die, spring stress compression on striker plate; Deep gouge below injection fused raw material to depressed part and blank, insulation, cooling and shaping; Die sinking, described master mold assembly is first separated, and the while of separation, spring reset on striker plate, drives striker plate return, and interlock charging runner and charging aperture are broken.
Further, the injection temperature of described steps A is more than 185 °; The cooling and shaping time of step B is more than 40 seconds.
The present invention, compared with background technology, has the following advantages:
1. the injecting molding die of metal rivet and production method on making vamp of the present invention, change traditional manufacturing technique in the past, by injection molding technique, at least reduce the manufacturing procedure of twice, save material cost and the Mold Making cost of metal, reduce artificial manufacture difficulty simultaneously;
2. mould of the present invention, structure is simple, easy-formation, by the combination of metal dust and transparent TPU, reaches the aesthetics of common metal; Meanwhile, the deep gouge in lug boss edge and depressed part inject formation interlayer, with blank clamping in one, ensure its degree of adhesion; And its metal rivet made is arranged even, smooth, improves the aesthetics of whole vamp, promotes the market competitiveness of footwear product.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms a part of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the generalized section of mould of the present invention;
Fig. 2 is the structural representation of the master mold assembly of mould of the present invention;
Fig. 3 is the structural representation of the male molding member of mould of the present invention.
Detailed description of the invention
In order to make technical problem to be solved by this invention, technical scheme and beneficial effect clearly, understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
A kind of injecting molding die making metal rivet on vamp as shown in Figure 1, 2, 3, described mould 1 comprises male and female template assembly 2,3;
Caster assembly 2, it comprises a caster 21, and its upper surface connects top board 11; Described caster 21 lower surface is provided with at least three for the projection 23 of locating and at least two groups and rivet form fit depressed part 22; Described depressed part 22 concaves to formation one taper along edge;
Male template assembly 3, it comprises a male template 31, described male template 31 comprise be provided with to coordinate with described projection 23 locate locating hole 33, put hopper 32 and lug boss 34 for what place blank; Described hopper 32 of putting is arranged at male template 31 upper surface; The corresponding described depressed part 22 of described lug boss 34 is arranged, and is provided with the charging aperture 341 that runs through male template 31 in it; Described lug boss 34 is mold insert, and its upper surface has in cone section face 34a corresponding to depressed part 22 gradient; The edge of described lug boss 34 forms a deep gouge 342, and described deep gouge 342 puts hopper 32 lower than described.
Striker plate 4, it to be arranged at below described male template 31 and to be flexibly connected with male template 31 with gag lever post 5; A charging runner 41 supplying material to enter and the spring 6 for resetting is provided with between described striker plate 4 and male template 31; The charging aperture 341 of described charging runner 41 corresponding male template 31 is respectively arranged;
Wherein, below described striker plate 4, be also connected with a base plate 7, it offer a feed nozzle 71; When depressed part 22 fills die sinking, male and female template 31,21 is separated and spring 6 resilience of interlock pressing resets, and to make striker plate 4 resilience, is synchronously separated with charging aperture 341 by charging runner 41.
More specifically, the stepped setting of charging aperture 341 of described depressed part 22; And the bore of the lower end 341A be connected with charging runner 41 in charging aperture 341 is greater than the bore of charging aperture 341 upper end 341B; Wherein, the bore of described charging aperture upper end 341B is 1-2mm; The bore of described charging aperture lower end 341A is 2-4mm.
During actual fabrication, as shown in Figure 1 to Figure 3, first, by computer design drawing, design the appearance and size of each template assembly 2,3, calculate the setting of charging aperture 341 and charging runner 41 according to the washing shrinkage of material, typesetting simultaneously designs the placement location of each parts; Then, according to drawing making mould, the mold insert with depressed part 22 and lug boss 34 is carved shaping after-baking through CNC by (1), to improve hardness and the service life of mold insert; Make depressed part 22 through discharge process after heat treatment, put hopper 32, deep gouge 342, lug boss 34, charging aperture 341; Then depressed part 22 and charging aperture 341 are carried out polishing to minute surface; (2) offer by CNC digital control processing male and female template 21,31 cell body, the charging runner 41 on striker plate 4 placed for mold insert; (3) feed nozzle 71 on top board 11 and base plate 7 is processed; (4) overall assembling, presses drawing assembled formation by screw, gag lever post 5, spring by each template.
Make a production method for metal rivet on vamp, comprise the steps:
Step 1: blank is shaping, blank selects the synthetic leather of more than 1mm or natural leather or individual layer screen cloth, and cuts shaping according to the large young pathbreaker's blank putting hopper 32;
Step 2: polishing, is polished to minute surface by depressed part 22 described in mould;
Step 3: prepare raw material, by thermoplastic polyurethane E600, transparent stage TPU, silver powder, stabilizing agent mixing, to need to be placed on drying machine 100 degree dryings 3 hours, then pours barrel into after mixing,
Step 4: matched moulds is injected, and that blank is put into mould puts hopper 32, locates, matched moulds, the metal rivet needed for injection moulding.
More specifically, the proportioning of raw material described in step 3 is: thermoplastic polyurethane E600 is 2-8%, transparent stage TPU is 70-99%, and silver powder is 1-30%, and stabilizing agent is 0.7-1.2%.
More specifically, the step 4.1 in step 4: mould is arranged on injection machine and mixes up pressure and temperature; Injection temperature is more than 185 °; The cooling and shaping time of step B is more than 40 seconds;
Step 4.2: place blank to putting in hopper 32, closed die, spring stress compression on striker plate 4; Deep gouge 342 below injection fused raw material to depressed part 22 and blank, insulation, cooling and shaping, die sinking, described master mold assembly is first separated, and be separated spring reset on striker plate 4 simultaneously, drive striker plate 4 return, interlock charging runner and charging aperture are broken.
Actual fabrication process, as shown in Figure 1, 2, 3, specific implementation method,
Step 1: blank is shaping, the individual layer screen cloth that blank selects the synthetic leather of more than 1mm or natural leather or material solid, utilizes stamping-out or laser electric carving to be cut by blank shaping according to the size of putting hopper 32;
Step 2: polishing, in order to be conducive to the metal effect of the demoulding and raising injection member, is polished to minute surface by depressed part 22 described in mould;
Step 3: prepare raw material, in proportion: thermoplastic polyurethane E600 is 4%, transparent stage TPU is 75%, and silver powder is 20%, and stabilizing agent is 1.0% mixing, to need to be placed on drying machine 100 degree dryings 3 hours, then pours the barrel on injection machine into after mixing,
Step 4: matched moulds is injected, A. is arranged on mould on injection machine and mixes up pressure and temperature; By blank to putting in hopper 32; B. closed die, spring stress compression on striker plate 4; Injection temperature is regulated to be more than 185 °; Injection fused raw material by feed nozzle 71, deep gouge 342 after charging runner 41 below stepped charging aperture 341 to depressed part 22 and blank, insulation, cooling and shaping, the cooling and shaping time is more than 40 seconds; In injection process, blank is under some influence because mold temperature raises, and the stability of bonding can be under some influence, and is therefore provided with deep gouge 342 at lug boss 32 edge, the coating metal rivet bar of itself and depressed part 22 is connected to form an interlayer, to clamp blank; Die sinking, described master mold assembly 1 is first separated, and is separated male and female template 21,31, and on striker plate 4, spring 6 resets simultaneously, drives striker plate 4 return, and interlock causes charging runner 41 and charging aperture 341 to be broken; To form a complete blank with metal rivet, then by its sewing in vamp, to complete the footwear product with metal rivet.
Metal rivet mould of the present invention and production method, change traditional manufacturing technique in the past, by injection moulding, at least reduces the manufacturing procedure of twice, saves material cost and the Mold Making cost of metal, reduce artificial manufacture difficulty simultaneously; Mould of the present invention, structure is simple, easy-formation, by the combination of metal dust and transparent TPU, reaches the aesthetics of common metal; Meanwhile, the deep gouge in lug boss edge and depressed part inject formation interlayer, with blank clamping in one, ensure its degree of adhesion; And its metal rivet made is arranged even, smooth, improves the aesthetics of whole vamp, promotes the market competitiveness of footwear product.
Above-mentioned explanation illustrate and describes the preferred embodiments of the present invention, as previously mentioned, be to be understood that the present invention is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in invention contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from the spirit and scope of the present invention, then all should in the protection domain of claims of the present invention.
Claims (9)
1. make an injecting molding die for metal rivet on vamp, described mould comprises male and female template assembly; It is characterized in that:
Caster assembly, it comprises a caster, and its upper surface connects top board; Described caster lower surface be provided with at least three for the projection of locating and with rivet form fit depressed part; Described depressed part concaves to formation one taper along edge;
Male template assembly, it comprises a male template, described male template comprise be provided with to coordinate with described projection locate locating hole, put hopper and lug boss for what place blank; Described hopper of putting is arranged at male template upper surface; The corresponding described depressed part of described lug boss is arranged, and is provided with the charging aperture that runs through male template in it;
Striker plate, it to be arranged at below described male template and to be flexibly connected with male template with gag lever post; A charging runner supplying material to enter and the spring for resetting is provided with between described striker plate and male template; The charging aperture of the corresponding male template of described charging runner difference is arranged;
Wherein, below described striker plate, be also connected with a base plate, it offer a feed nozzle; When depressed part fills die sinking, male and female template is separated and the recoil of spring of interlock pressing resets, and to make striker plate resilience, is synchronously separated with charging aperture by charging runner.
2. a kind of injecting molding die making metal rivet on vamp as claimed in claim 1, it is characterized in that: described lug boss is mold insert, its upper surface has in cone section face corresponding to depressed part gradient.
3. a kind of injecting molding die making metal rivet on vamp as claimed in claim 1 or 2, is characterized in that: the edge of described lug boss forms a deep gouge, and described deep gouge puts hopper lower than described.
4. a kind of injecting molding die making metal rivet on vamp as claimed in claim 1 or 2, is characterized in that: the stepped setting of charging aperture of described depressed part; And the bore in the lower end that charging aperture is connected with charging runner is greater than the bore of charging aperture upper end; Wherein, the bore of described charging aperture upper end is 1-2mm; The bore of described charging aperture lower end is 2-4mm.
5. make a production method for metal rivet on vamp, it is characterized in that: comprise the steps:
Step 1: blank is shaping, the large young pathbreaker's blank according to putting hopper cuts shaping;
Step 2: polishing, is polished to minute surface by depressed part described in mould and charging aperture;
Step 3: prepare raw material, by thermoplastic polyurethane E600, transparent stage TPU, silver powder, stabilizing agent mixing, to need to be placed on drying machine 100 degree dryings 3 hours, then pours injector barrel into after mixing,
Step 4: matched moulds is injected, and that blank is put into mould puts hopper, locates, matched moulds, the metal rivet needed for injection moulding.
6. a kind of production method making metal rivet on vamp as claimed in claim 5, is characterized in that: blank described in step 1 selects the synthetic leather of more than 1mm or natural leather or individual layer screen cloth.
7. a kind of production method making metal rivet on vamp as claimed in claim 5, it is characterized in that: raw material described in step 3 proportioning be: thermoplastic polyurethane E600 is 2-8%, transparent stage TPU is 70-99%, silver powder is 1-30%, and stabilizing agent is 0.7-1.2%.
8. a kind of production method making metal rivet on vamp as described in claim 5,6 or 7, is characterized in that: matched moulds injection described in step 4, and it comprises the following steps:
Step 4.1: mould is arranged on injection machine and mixes up pressure and temperature;
Step 4.2: place blank to putting in hopper, closed die, spring stress compression on striker plate; Deep gouge below injection fused raw material to depressed part and blank, insulation, cooling and shaping; Die sinking, described master mold assembly is first separated, and the while of separation, spring reset on striker plate, drives striker plate return, and interlock charging runner and charging aperture are broken.
9. a kind of production method making metal rivet on vamp as claimed in claim 8, is characterized in that: the injection temperature of described steps A is more than 185 °; The cooling and shaping time of step B is more than 40 seconds.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410282803.0A CN105196478B (en) | 2014-06-20 | 2014-06-20 | A kind of injecting molding die and production method for making metal rivet on vamp |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410282803.0A CN105196478B (en) | 2014-06-20 | 2014-06-20 | A kind of injecting molding die and production method for making metal rivet on vamp |
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| CN105196478A true CN105196478A (en) | 2015-12-30 |
| CN105196478B CN105196478B (en) | 2017-10-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113021754A (en) * | 2019-12-09 | 2021-06-25 | 石狮市万昌电子商务有限公司 | Embedded injection molding placement method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000218651A (en) * | 1999-01-28 | 2000-08-08 | Japan Steel Works Ltd:The | Method for molding insert molded product and mold for insert molding |
| CN103332224A (en) * | 2013-07-23 | 2013-10-02 | 天津国丰模具有限公司 | Automobile trim and preparation device and preparation method thereof |
| CN203510598U (en) * | 2013-08-30 | 2014-04-02 | 天津畅乐电子科技有限公司 | Plastic mold metal insert loading fixture |
| CN203919571U (en) * | 2014-06-20 | 2014-11-05 | 特步(中国)有限公司 | A kind of injecting molding die of making metal rivet on vamp |
-
2014
- 2014-06-20 CN CN201410282803.0A patent/CN105196478B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000218651A (en) * | 1999-01-28 | 2000-08-08 | Japan Steel Works Ltd:The | Method for molding insert molded product and mold for insert molding |
| CN103332224A (en) * | 2013-07-23 | 2013-10-02 | 天津国丰模具有限公司 | Automobile trim and preparation device and preparation method thereof |
| CN203510598U (en) * | 2013-08-30 | 2014-04-02 | 天津畅乐电子科技有限公司 | Plastic mold metal insert loading fixture |
| CN203919571U (en) * | 2014-06-20 | 2014-11-05 | 特步(中国)有限公司 | A kind of injecting molding die of making metal rivet on vamp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113021754A (en) * | 2019-12-09 | 2021-06-25 | 石狮市万昌电子商务有限公司 | Embedded injection molding placement method |
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