CN104985755B - The injection forming mold of footwear and injection molding forming method - Google Patents
The injection forming mold of footwear and injection molding forming method Download PDFInfo
- Publication number
- CN104985755B CN104985755B CN201510389609.7A CN201510389609A CN104985755B CN 104985755 B CN104985755 B CN 104985755B CN 201510389609 A CN201510389609 A CN 201510389609A CN 104985755 B CN104985755 B CN 104985755B
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- China
- Prior art keywords
- injection nozzle
- feeding groove
- material feeding
- mould
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/34—Moulds having venting means
Abstract
The present invention relates to the injection forming mold of a kind of footwear and the injection molding forming method of a kind of footwear using this mould, described mould includes shoe last or hat block mould, external mold, material injection nozzle and corresponding clasp mould mechanism, described external mold includes clamping and the first bed die complemented one another, the bottom of described shoe last or hat block mould is provided with the material feeding groove of indent, described first bed die is provided with the material injection nozzle through hole relative with described material feeding groove location, after matched moulds, described material injection nozzle passes described material injection nozzle through hole, inner end is positioned at described material feeding groove, outer end is positioned at outside described external mold, described method is, by described material injection nozzle, melted plastic material is injected described material feeding groove, plastic material is made to be squeezed in by ankle socks the inner surface of described external mold from the inboard of described ankle socks, until plastic material is full of die cavity.Using the present invention can prepare the injection moulded shoes of various fabric, and the texture of footwear is good, preparation technology is simple, low cost, is conducive to preferably meeting the needs of people.
Description
Technical field
The present invention relates to the injection forming mold of a kind of footwear, further relate to a kind of injection molding forming method for this mould.
Background technology
nullThe injection molding forming method of existing footwear is that by injection machine injecting molding die, the thermoplastics such as PVC or TPR are carried out injection mo(u)lding，Mould generally includes core and external mold，Wherein core may be generally referred to as shoe last or hat block mould or shoe last，External mold uses can the assembly of folding，Clamping and bed die two parts can be divided into，Wherein bed die is corresponding to the outer surface of sole，Clamping is the remainder of external mold，Generally including can left and right two parts of folding，Can be described as left clamping and right clamping，Bed die is according to Shooting Technique needs，It can be one，Can also be multiple，Each layer (if sole is multilamellar) for sole formed successively，After external mold matched moulds, core package is trapped among wherein，Gap between itself and core constitutes the die cavity of formed shoe，During use, mould is inverted，Sole site is upward，Bed die is fastened on the top of clamping，By the main-inlet on bed die, thermoplastic material is injected in die cavity，When needs arrange cloth，Cloth is made ankle socks shape be enclosed within shoe last，Ankle socks is squeezed in shoe last and bonds ankle socks by the melted material injected from bed die inlet，After molding, ankle socks forms the cloth cover liner of footwear，Owing to cloth can only be molded over the inside of footwear by this injection molding，Cloth can not be made to be in the outer surface of footwear.
Summary of the invention
In order to overcome the drawbacks described above of prior art, the invention provides the injection forming mold of a kind of footwear and a kind of injection molding forming method using this mould, by this method with this mould, cloth (referring to the flaky material that various textile cloth, flannelette, leather etc. the are flexible) material footwear at footwear outer surface can be gone out with injection mo(u)lding.
The technical solution adopted in the present invention: the injection forming mold of a kind of footwear; including shoe last or hat block mould, external mold, material injection nozzle and corresponding clasp mould mechanism; described external mold includes clamping and the first bed die complemented one another; the bottom of described shoe last or hat block mould is provided with the material feeding groove of indent; described first bed die is provided with the material injection nozzle through hole relative with described material feeding groove location; after matched moulds, described material injection nozzle passes described material injection nozzle through hole, and inner end is positioned at described material feeding groove, and outer end is positioned at outside described external mold.
A kind of injection molding forming method of footwear, mould therefor includes shoe last or hat block mould, external mold and material injection nozzle, described external mold includes clamping and the first bed die complemented one another, the bottom of described shoe last or hat block mould is provided with the material feeding groove of indent, described first bed die is provided with the material injection nozzle through hole corresponding with described material feeding groove, ankle socks offers a material hole corresponding to described material feeding groove, ankle socks is enclosed within described shoe last or hat block mould, after matched moulds, described material injection nozzle extends in described material feeding groove through described material hole, by described material injection nozzle, melted plastic material is injected described material feeding groove, plastic material is made to be squeezed in by ankle socks the inner surface of described external mold from the inboard of described ankle socks, until plastic material is full of die cavity.
nullBeneficial effects of the present invention: owing to being provided with material feeding groove on shoe last or hat block mould，And by material injection nozzle, material is directly injected in material feeding groove，Enter the material of material feeding groove under the lasting injection effect of injection machine，Along the gap between material feeding groove and material injection nozzle to outflow in material feeding groove，Owing to material feeding groove is positioned at the inner side of ankle socks，The material gone out from material feeding concentrated flow by ankle socks outwardly against，Until ankle socks is attached to the inner surface of external mold，Material die cavity between ankle socks and shoe last or hat block mould flows simultaneously，Air in die cavity is extruded from the venthole of mould，Until being full of die cavity，The appearance of the footwear thus molded is the cloth cover formed by ankle socks，There is texture and the pattern of corresponding cloth，Owing to cloth can use various suitable material and can be arranged to shades of colour and/or pattern，The texture of footwear is good，Preparation technology is simple，Low cost，Be conducive to preferably meeting the needs of people.
Accompanying drawing explanation
Fig. 1 is the organigram of inventive die；
Fig. 2 is to relate to material injection nozzle, material feeding groove and the organigram of water conservancy diversion groove in inventive die；
Fig. 3 is the organigram of shoe last or hat block mould bottom surface of the present invention.
Detailed description of the invention
See Fig. 1-3; the present invention relates to the injection forming mold of a kind of footwear; including shoe last or hat block mould 10, external mold, material injection nozzle 30 and corresponding clasp mould mechanism; described external mold includes clamping 40 and the first bed die 20 complemented one another; the bottom of described shoe last or hat block mould is provided with the material feeding groove 11 of indent, and described first bed die is provided with the material injection nozzle through hole relative with described material feeding groove location, and after matched moulds, described material injection nozzle passes described material injection nozzle through hole; inner end 31 is positioned at described material feeding groove, and outer end is positioned at outside described external mold.nullDescribed open-and-close mechanism can use prior art，Arrange according to the total structure of external mold，To drive external mold folding，When clamping is divided into left clamping and right clamping two parts，Corresponding clamping open-and-close mechanism can drive left clamping and/or right clamping to carry out the folding of clamping，Open-and-close mechanism corresponding to the first bed die then drives the first bed die to carry out folding，When being provided with several bed dies，I.e. when sole needs repeatedly to inject，In addition to the first bed die，It is additionally provided with one or more follow-up sole and injects bed die，Can be by corresponding mechanical hand or the open-and-close mechanism of other forms，Injection technology according to multilayer material，Successively different bed dies is fastened in clamping，To carry out the injection of sole different levels material，Form the sole that multilayer material is compound，Described material injection nozzle can also insert the first bed die by corresponding mechanical hand，Material injection nozzle can also be pre-installed on first bed die，Or use other that material injection nozzle arbitrarily can be made to insert in guiding gutter in the injection process relating to first bed die，Sole be subsequently implanted into the prior art that can use any suitable.
Preferably, described material feeding groove is cylindrical groove, described material injection nozzle uses tubular, thus match with cylindrical material feeding groove, make to leave annular gap between described material feeding groove and material injection nozzle, it is not only simple in structure, and material by the ring gap between material injection nozzle and material feeding groove to outflow, can make the ankle socks around material injection nozzle all by outside extruding force, even if the imperfection that ankle socks attaches with material injection nozzle in local, the ankle socks that can also make ring material injection nozzle moves to external mold under the drive of other position extruding forces on the whole, be conducive to the outside reducing or avoiding material to spill into ankle socks.
Preferably; described external mold also includes that the one or more follow-up soles supporting with described clamping inject bed die; upper of a shoe and ground floor sole to be integrally formed in injecting for the first time, using follow-up sole to inject bed die the most again and sole is repeatedly injected, the sole compound to form multilayer material.After injecting ground floor sole material, the ankle socks of sole site is exposed at the outer surface of ground floor sole, second bed die is used to inject second layer sole material the most again, by second layer sole material, the ankle socks of sole site can be clipped in the inside at the bottom of multilayer shoe, the material of subsequent layers (if any) sole injects all can use prior art.
Preferably, the bottom surface (corresponding to the face of sole) of described shoe last or hat block mould is provided with some water conservancy diversion grooves 12 being interconnected, in discrete convex shape structure 13 between described water conservancy diversion groove, described water conservancy diversion groove connects with described material feeding groove, will be opened on water conservancy diversion groove or part water conservancy diversion groove be opened on described material feeding groove by material feeding groove, the material thus gone out from curb concentrated flow can move along water conservancy diversion groove, it is diffused in each region bottom shoe last or hat block mould swimmingly, under lasting injection effect, from each position by ankle socks outwardly against, material is the most more effectively avoided to spill into the outside of ankle socks, simultaneously, the muscle shape network of sole is formed after material solidification in water conservancy diversion groove, in the case of same sole thickness, be conducive to alleviating sole gravity, save material.
Preferably, described water conservancy diversion groove includes cross one another longitudinal groove and lateral trench, correspondingly, the projection aligned fashion in length and breadth of described shoe last or hat block mould bottom surface, in order to play good supporting role.
Preferably, bottom described clamping, it is provided with air vent, thus, it is possible to when injecting for the first time, along with material filling in die cavity, the air in die cavity is discharged from air vent.
The injection molding forming method of the footwear that the present invention relates to can use any one mould above-mentioned, mould therefor includes shoe last or hat block mould, external mold and material injection nozzle, described external mold includes clamping and the first bed die complemented one another, the bottom of described shoe last or hat block mould is provided with the material feeding groove of indent, described first bed die is provided with the material injection nozzle through hole corresponding with described material feeding groove, ankle socks offers a material hole corresponding to described material feeding groove, ankle socks is enclosed within described shoe last or hat block mould, after matched moulds, described material injection nozzle extends in described material feeding groove through described material hole, by described material injection nozzle, melted plastic material is injected described material feeding groove, plastic material is made to be squeezed in by ankle socks the inner surface of described external mold from the inboard of described ankle socks, until plastic material is full of die cavity.
Preferably, described material feeding groove is cylindrical groove, and described material injection nozzle uses tubular, leaves annular gap between described material feeding groove and material injection nozzle, during material injection nozzle injecting material, material flows outwardly from material feeding groove equably from the annular gap between described material feeding groove and material injection nozzle.
Preferably; described external mold also includes that the one or more follow-up soles supporting with described clamping inject bed die; in injecting for the first time using the first bed die to carry out; upper of a shoe and ground floor sole are integrally formed; then follow-up sole is being used to inject bed die; form the footwear sole construction of MULTILAYER COMPOSITE, corresponding in the footwear sole construction being partially sandwiched in described MULTILAYER COMPOSITE of sole in described ankle socks.
Preferably, the bottom surface of described shoe last or hat block mould is provided with some water conservancy diversion grooves being interconnected, in discrete convex shape structure between described water conservancy diversion groove, described water conservancy diversion groove connects with described material feeding groove, forms the muscle shape network of sole after the material solidification in water conservancy diversion groove.
Preferably, described water conservancy diversion groove includes cross one another longitudinal groove and lateral trench, correspondingly, the projection aligned fashion in length and breadth of described shoe last or hat block mould bottom surface, to optimize the muscle shape network of sole, improves service life and prevents deformation.
Preferably, being provided with air vent bottom described clamping, when carrying out injecting for the first time, the air in die cavity is discharged from air vent.
Disclosed by the invention each preferably with optional technological means, unless otherwise indicated and preferred or optional technological means is outside the limiting further of another technological means, all can form some different technical schemes in any combination.
Claims (10)
1. the injection forming mold of footwear; including shoe last or hat block mould, external mold, material injection nozzle and corresponding clasp mould mechanism; described external mold includes clamping and the first bed die complemented one another; the bottom of described shoe last or hat block mould is provided with the material feeding groove of indent; described first bed die is provided with the material injection nozzle through hole relative with described material feeding groove location; after matched moulds, described material injection nozzle passes described material injection nozzle through hole, and inner end is positioned at described material feeding groove, and outer end is positioned at outside described external mold.
2. mould as claimed in claim 1, it is characterised in that described external mold also includes that the one or more follow-up soles supporting with described clamping inject bed die.
3. mould as claimed in claim 2, it is characterised in that described material feeding groove is cylindrical groove, and described material injection nozzle uses tubular, leaves annular gap between described material feeding groove and material injection nozzle.
4. the mould as described in claim 1,2 or 3, it is characterised in that the bottom surface of described shoe last or hat block mould is provided with some water conservancy diversion grooves being interconnected, in discrete convex shape structure between described water conservancy diversion groove, described water conservancy diversion groove connects with described material feeding groove.
5. mould as claimed in claim 4, it is characterised in that described water conservancy diversion groove includes cross one another longitudinal groove and lateral trench, the projection aligned fashion in length and breadth of described shoe last or hat block mould bottom surface, is provided with air vent bottom described clamping.
6. the injection molding forming method of footwear, its mould therefor includes shoe last or hat block mould, external mold and material injection nozzle, described external mold includes clamping and the first bed die complemented one another, the bottom of described shoe last or hat block mould is provided with the material feeding groove of indent, described first bed die is provided with the material injection nozzle through hole corresponding with described material feeding groove, ankle socks offers a material hole corresponding to described material feeding groove, ankle socks is enclosed within described shoe last or hat block mould, after matched moulds, described material injection nozzle extends in described material feeding groove through described material hole, by described material injection nozzle, melted plastic material is injected described material feeding groove, plastic material is made to be squeezed in by ankle socks the inner surface of described external mold from the inboard of described ankle socks, until plastic material is full of die cavity.
7. method as claimed in claim 6; it is characterized in that described external mold also includes that the one or more follow-up soles supporting with described clamping inject bed die; in injecting for the first time using the first bed die to carry out; upper of a shoe and ground floor sole are integrally formed; then follow-up sole is being used to inject bed die; form the footwear sole construction of MULTILAYER COMPOSITE, corresponding in the footwear sole construction being partially sandwiched in described MULTILAYER COMPOSITE of sole in described ankle socks.
8. method as claimed in claim 7, it is characterized in that described material feeding groove is cylindrical groove, described material injection nozzle uses tubular, annular gap is left between described material feeding groove and material injection nozzle, during material injection nozzle injecting material, material flows outwardly from material feeding groove equably from the annular gap between described material feeding groove and material injection nozzle.
9. the method as described in claim 6,7 or 8, it is characterized in that the bottom surface of described shoe last or hat block mould is provided with some water conservancy diversion grooves being interconnected, in discrete convex shape structure between described water conservancy diversion groove, described water conservancy diversion groove connects with described material feeding groove, forms the muscle shape network of sole after the material solidification in water conservancy diversion groove.
10. method as claimed in claim 9, it is characterized in that described water conservancy diversion groove includes cross one another longitudinal groove and lateral trench, the projection aligned fashion in length and breadth of described shoe last or hat block mould bottom surface, bottom described clamping, be provided with air vent, when carrying out injecting for the first time, the air in die cavity is discharged from air vent.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389609.7A CN104985755B (en) | 2015-05-08 | 2015-07-06 | The injection forming mold of footwear and injection molding forming method |
| PCT/CN2015/085405 WO2017004857A1 (en) | 2015-05-08 | 2015-07-29 | Shoe injection mold and shoe injection molding method using same |
| JP2017541154A JP6518776B2 (en) | 2015-05-08 | 2015-07-29 | Shoe injection mold and injection molding method |
| EP15897513.6A EP3321059B1 (en) | 2015-07-06 | 2015-07-29 | Shoe injection mold and shoe injection molding method using same |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510231346 | 2015-05-08 | ||
| CN2015102313467 | 2015-05-08 | ||
| CN201510389609.7A CN104985755B (en) | 2015-05-08 | 2015-07-06 | The injection forming mold of footwear and injection molding forming method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104985755A CN104985755A (en) | 2015-10-21 |
| CN104985755B true CN104985755B (en) | 2016-12-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510389609.7A Active CN104985755B (en) | 2015-05-08 | 2015-07-06 | The injection forming mold of footwear and injection molding forming method |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6518776B2 (en) |
| CN (1) | CN104985755B (en) |
| WO (1) | WO2017004857A1 (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105946262B (en) * | 2016-05-03 | 2018-08-03 | 李建华 | Upper of a shoe injection forming mold |
| CN105773910B (en) * | 2016-05-03 | 2018-08-03 | 李建华 | Shoes injection molding forming method |
| US11440279B2 (en) * | 2016-12-16 | 2022-09-13 | Simplicity Works Europe, S.L. | Method for manufacturing three-dimensional items with flexible walls |
| CN106880130A (en) * | 2017-01-25 | 2017-06-23 | 杭州富阳吉雅鞋业有限公司 | A kind of preparation method for injecting instep |
| CN107599466B (en) | 2017-11-01 | 2020-03-13 | 广州精诚橡塑制品有限公司 | Shoe forming process and device thereof |
| CN108976520B (en) * | 2018-06-19 | 2021-01-15 | 芜湖三鼎鞋业有限公司 | Molding system and production method of injection molded sole |
| CN109572019B (en) * | 2019-01-25 | 2024-02-06 | 鄂州市源通塑胶机械有限责任公司 | Last pressing structure of last injection and upper connecting injection molding machine for shoes |
| CN110421795A (en) * | 2019-09-18 | 2019-11-08 | 南昌市海洋塑胶有限公司 | A kind of two-sided grenadine rubber overshoes injection forming mold and injection molding forming method |
| CN111703014B (en) * | 2020-07-09 | 2022-03-01 | 吉林省东北袜业园织袜有限公司 | Production method of heel moisturizing and anti-cracking socks |
| CN112829148B (en) * | 2021-01-05 | 2023-08-08 | 佛山市南海华足鞋业有限公司 | Rubber and plastic composite sole casting forming die |
| CN113303560B (en) * | 2021-05-14 | 2022-08-09 | 浙江红蜻蜓鞋业股份有限公司 | 3D (three-dimensional) sole pressing last, last making process thereof and method for manufacturing sole |
| CN113320091B (en) * | 2021-05-31 | 2023-08-22 | 福建泉州市嘉隆模具有限公司 | Shoe mold convenient for demolding |
| CN113273769A (en) * | 2021-06-09 | 2021-08-20 | 蔡玉兰 | Shoe processing technology |
| CN114074401A (en) * | 2021-09-18 | 2022-02-22 | 智龙传动(厦门)科技有限公司 | Method for preventing secondary injection molding flash through tapered groove structure |
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| CN102632591A (en) * | 2012-04-24 | 2012-08-15 | 东莞市站胜模具有限公司 | Mold and method for manufacturing integrated shoe |
| CN103057034A (en) * | 2011-10-19 | 2013-04-24 | 詹福特有限公司 | Improved method and apparatus for manufacturing waterproof footwear and waterproof footwear formed thereby |
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| JPS5542904Y2 (en) * | 1977-05-20 | 1980-10-08 | ||
| JPS53161050U (en) * | 1977-05-20 | 1978-12-16 | ||
| JPS6040844B2 (en) * | 1977-08-12 | 1985-09-12 | 株式会社ミツウマ | Shoe manufacturing method and manufacturing equipment |
| JPS54138747A (en) * | 1978-04-18 | 1979-10-27 | Kohkoku Chem Ind | Method of making shoes |
| JPS6042106U (en) * | 1983-08-30 | 1985-03-25 | アキレス株式会社 | injection molding footwear |
| FR2561981B1 (en) * | 1984-03-27 | 1986-08-08 | Ours Roger | SHOE MANUFACTURING PROCESS, MOLD FOR CARRYING OUT SAID SHOE, AND SHOES MADE THEREFOR |
| JPS59209302A (en) * | 1984-04-23 | 1984-11-27 | アキレス株式会社 | Production of injection molded shoes |
| JPH0655161B2 (en) * | 1988-11-04 | 1994-07-27 | 月星化成株式会社 | Injection molding shoe molding method |
| JPH0957875A (en) * | 1995-08-25 | 1997-03-04 | Moon Star Co | Injection molded boots, mold thereof, and manufacture of the boots |
| JP2007038515A (en) * | 2005-08-03 | 2007-02-15 | Moonstar Corp | Last for injection molding having foot-resembling shape and method of manufacturing shoe using the same |
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| CN203523928U (en) * | 2013-08-29 | 2014-04-09 | 曾令波 | Environment-friendly leisure shoes without glue and stitching and with vamps and shoe soles integrally formed |
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2015
- 2015-07-06 CN CN201510389609.7A patent/CN104985755B/en active Active
- 2015-07-29 JP JP2017541154A patent/JP6518776B2/en not_active Expired - Fee Related
- 2015-07-29 WO PCT/CN2015/085405 patent/WO2017004857A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103057034A (en) * | 2011-10-19 | 2013-04-24 | 詹福特有限公司 | Improved method and apparatus for manufacturing waterproof footwear and waterproof footwear formed thereby |
| CN102632591A (en) * | 2012-04-24 | 2012-08-15 | 东莞市站胜模具有限公司 | Mold and method for manufacturing integrated shoe |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017004857A1 (en) | 2017-01-12 |
| JP2017535461A (en) | 2017-11-30 |
| JP6518776B2 (en) | 2019-05-22 |
| CN104985755A (en) | 2015-10-21 |
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Effective date of registration: 20170818 Address after: Two road 330052 Jiangxi city in Nanchang Province Economic Development Zone No. 218 blue blue Patentee after: Nanchang City Haiyang Plastic Co., Ltd. Address before: Two road 330052 Jiangxi city in Nanchang Province Economic Development Zone No. 218 blue blue Patentee before: Tu Bo |
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