CN104985755A - Shoe injection molding mold and method - Google Patents
Shoe injection molding mold and method Download PDFInfo
- Publication number
- CN104985755A CN104985755A CN201510389609.7A CN201510389609A CN104985755A CN 104985755 A CN104985755 A CN 104985755A CN 201510389609 A CN201510389609 A CN 201510389609A CN 104985755 A CN104985755 A CN 104985755A
- Authority
- CN
- China
- Prior art keywords
- injection nozzle
- groove
- material feeding
- mold
- feeding 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.)
- Granted
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Classifications
-
- 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
- B29C45/2602—Mould construction elements
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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
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
- A43B23/02—Uppers; Boot legs
- A43B23/0205—Uppers; Boot legs characterised by the material
- A43B23/0235—Different layers of different material
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a shoe injection molding mold and a shoe injection molding method adopting the same. The mold comprises a shoe last mold, an outer mold, an injection nozzle and a corresponding opening and closing mold mechanism. The outer mold comprises a clamping mold and a first bottom mold which are matched with each other. The bottom of the shoe last mold is provided with an inward-concave injection groove. The first bottom mold is provided with an injection nozzle through hole corresponding to the injection groove in position. After mold closing, the injection nozzle penetrates through the injection nozzle hole, the inner end of the injection nozzle is located in the injection groove, and the outer end of the injection nozzle is located outside the outer mold. The shoe injection molding method comprises the steps that molten plastic materials are injected into the injection groove through the injection nozzle, so that the plastic materials squeeze socks to the inner surface of the outer mold from the inner side of the socks until a cavity is filled with the plastic materials. By the adoption of the shoe injection molding mold and method, injection molded shoes of various kinds of fabrics can be made, the shoes are good in quality, the making technology is simple, the cost is low, and the requirements of people can be better met.
Description
Technical field
The present invention relates to a kind of injection forming mold of footwear, also relate to a kind of injection molding forming method for this mould.
Background technology
The injection molding forming method of existing footwear is by carrying out injection mo(u)lding in injection machine injecting molding die by thermoplastics such as PVC or TPR, mould generally includes core and external mold, wherein core can be described as shoe last or hat block mould or shoe last usually, external mold adopts can the assembly of folding, clamping and bed die two parts can be divided into, wherein bed die corresponds 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, also can be multiple, for each layer (if sole is multilayer) of sole formed successively, after external mold matched moulds, core package is trapped among wherein, gap between itself and core forms the die cavity of formed shoe, during use, mould is inverted, sole site 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 being made ankle socks shape is enclosed within shoe last, ankle socks to be squeezed in shoe last and the ankle socks that bonds by the melted material injected from bed die inlet, shaping rear ankle socks forms the cloth cover liner of footwear, because 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 above-mentioned defect of prior art, the invention provides a kind of injection forming mold of footwear and a kind of injection molding forming method adopting this mould, by this method with this mould, injection mo(u)lding the footwear of cloth (making a general reference the flaky material that various textile cloth, flannelette, leather etc. are flexible) material at footwear outer surface can be gone out.
The technical solution adopted in the present invention: a kind of injection forming mold of footwear; comprise shoe last or hat block mould, external mold, material injection nozzle and corresponding clasp mould mechanism; described external mold comprises the clamping and the first bed die that complement 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 puts relative material injection nozzle through hole with described material feeding slot; after matched moulds, described material injection nozzle is through described material feeding nozzle aperture, 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 comprises shoe last or hat block mould, external mold and material injection nozzle, described external mold comprises the clamping and the first bed die that complement 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 the material hole that corresponds 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, the plastic material of melting is injected described material feeding groove, moulding material is made to be squeezed in the inner surface of described external mold from the inboard of described ankle socks by ankle socks, until plastic material is full of die cavity.
Beneficial effect 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, because material feeding slot is in the inner side of ankle socks, ankle socks outwards extrudes by the material gone out from material feeding concentrated flow, until ankle socks is attached to the inner surface of external mold, flow in the die cavity of material between ankle socks and shoe last or hat block mould simultaneously, the venthole of air in die cavity from mould is extruded, until be full of die cavity, the appearance of the footwear molded thus is the cloth covers formed by ankle socks, there is texture and the pattern of corresponding cloth, various suitable material can be adopted due to cloth and shades of colour and/or pattern can be arranged to, the texture of footwear is good, preparation technology is simple, cost is low, be conducive to the needs meeting people better.
Accompanying drawing explanation
Fig. 1 is the organigram of mould of the present invention;
Fig. 2 is the organigram relating to material injection nozzle, material feeding groove and water conservancy diversion groove in mould of the present invention;
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 a kind of injection forming mold of footwear; comprise shoe last or hat block mould 10, external mold, material injection nozzle 30 and corresponding clasp mould mechanism; described external mold comprises the clamping 40 and the first bed die 20 that complement 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 puts relative material injection nozzle through hole with described material feeding slot, and after matched moulds, described material injection nozzle is through described material feeding nozzle aperture; inner end 31 is positioned at described material feeding groove, and outer end is positioned at outside described external mold.Described open-and-close mechanism can adopt prior art, total structure according to external mold is arranged, 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, the 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, namely when sole needs repeatedly to inject, except the first bed die, also be provided with one or more follow-up sole and inject bed die, corresponding manipulator or other forms of open-and-close mechanism can be passed through, according to the injection technology of multilayer material, successively different bed dies is fastened in clamping, to carry out the injection of sole different levels material, form the sole of multilayer material compound, described material injection nozzle also can insert the first bed die by corresponding manipulator, also material injection nozzle can be pre-installed on first bed die, or adopt other that material injection nozzle can be made arbitrarily to insert in guiding gutter in the injection process relating to first bed die, the follow-up injection of sole can adopt the prior art of any suitable.
Preferably, described material feeding groove is cylindrical groove, described material injection nozzle adopts tubular, match with columniform material feeding groove thus, make to leave annular gap between described material feeding groove and material injection nozzle, not only structure is simple, and material by the ring gap between material injection nozzle and material feeding groove to outflow, the ankle socks around material injection nozzle can be made all to be subject to outside extruding force, even if the imperfection that ankle socks attaches with material injection nozzle in local, also the ankle socks of ring material injection nozzle can be made to move to external mold on the whole under the drive of other position extruding forces, be conducive to reducing or avoiding material to spill into the outside of ankle socks.
Preferably; described external mold also comprises the one or more follow-up sole supporting with described clamping and injects bed die; to inject overall formation upper of a shoe and ground floor sole in first time, and then follow-up sole injection bed die is adopted repeatedly to inject sole, to form the sole of multilayer material compound.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 adopted to inject second layer sole material on this basis again, the ankle socks of sole site can be clipped in the inside at the bottom of multilayer shoe by second layer sole material, the material of subsequent layers (if any) sole injects and all can adopt prior art.
Preferably, the bottom surface (face corresponding to sole) of described shoe last or hat block mould is provided with some water conservancy diversion grooves 12 be interconnected, in discrete convex structure 13 between described water conservancy diversion groove, described water conservancy diversion groove is communicated with described material feeding groove, being opened in by material feeding groove is opened on described material feeding groove on water conservancy diversion groove or by part water conservancy diversion groove, the material gone out from curb concentrated flow thus can move along water conservancy diversion groove, be diffused in each region bottom shoe last or hat block mould swimmingly, under the injection effect continued, from each position, ankle socks is outwards extruded, material is more effectively avoided to spill into the outside of ankle socks thus, simultaneously, the muscle shape network of sole is formed after material solidification in water conservancy diversion groove, when same sole thickness, be conducive to alleviating sole gravity, save material.
Preferably, described water conservancy diversion groove comprises cross one another longitudinal groove and lateral trench, and correspondingly, the projection aligned fashion in length and breadth of described shoe last or hat block mould bottom surface, to play good supporting role.
Preferably, bottom described clamping, be provided with exhaust outlet, thus, can when first time injects, along with the filling of material in die cavity, the air in die cavity is discharged from exhaust outlet.
The injection molding forming method of the footwear that the present invention relates to can adopt any one mould above-mentioned, mould therefor comprises shoe last or hat block mould, external mold and material injection nozzle, described external mold comprises the clamping and the first bed die that complement 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 the material hole that corresponds 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, the plastic material of melting is injected described material feeding groove, moulding material is made to be squeezed in the inner surface of described external mold from the inboard of described ankle socks by ankle socks, until plastic material is full of die cavity.
Preferably, described material feeding groove is cylindrical groove, and described material injection nozzle adopts tubular, leaves annular gap between described material feeding groove and material injection nozzle, in process by material injection nozzle injecting material, material outwards flows out from material feeding groove equably from the annular gap between described material feeding groove and material injection nozzle.
Preferably; described external mold also comprises the one or more follow-up sole supporting with described clamping and injects bed die; carry out first time at employing first bed die to inject; overall formation upper of a shoe and ground floor sole; then bed die is injected at the follow-up sole of employing; form the footwear sole construction of MULTILAYER COMPOSITE, the part corresponding to sole in described overcoat is clipped in the footwear sole construction of described MULTILAYER COMPOSITE.
Preferably, the bottom surface of described shoe last or hat block mould is provided with some water conservancy diversion grooves be interconnected, in discrete convex structure between described water conservancy diversion groove, described water conservancy diversion groove is communicated 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 comprises cross one another longitudinal groove and lateral trench, and 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 prevent distortion.
Preferably, bottom described clamping, be provided with exhaust outlet, carry out first time inject time, the air in die cavity is discharged from exhaust outlet.
Each preferred and optional technological means disclosed by the invention, unless otherwise indicated and one preferably or alternatives means be outside the further restriction of another technological means, all can be combined, form some different technical schemes.
Claims (10)
1. the injection forming mold of footwear; comprise shoe last or hat block mould, external mold, material injection nozzle and corresponding clasp mould mechanism; described external mold comprises the clamping and the first bed die that complement 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 puts relative material injection nozzle through hole with described material feeding slot; after matched moulds, described material injection nozzle is through described material feeding nozzle aperture, 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, is characterized in that described external mold also comprises the one or more follow-up sole supporting with described clamping and injects bed die.
3. mould as claimed in claim 2, is characterized in that described material feeding groove is cylindrical groove, and described material injection nozzle adopts tubular, leaves annular gap between described material feeding groove and material injection nozzle.
4. the mould as described in claim 1,2 or 3, is characterized in that the bottom surface of described shoe last or hat block mould is provided with some water conservancy diversion grooves be interconnected, and in discrete convex structure between described water conservancy diversion groove, described water conservancy diversion groove is communicated with described material feeding groove.
5. mould as claimed in claim 4, it is characterized in that described water conservancy diversion groove comprises 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 exhaust outlet bottom described clamping.
6. the injection molding forming method of footwear, its mould therefor comprises shoe last or hat block mould, external mold and material injection nozzle, described external mold comprises the clamping and the first bed die that complement 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 the material hole that corresponds 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, the plastic material of melting is injected described material feeding groove, moulding material is made to be squeezed in the inner surface of described external mold from the inboard of described ankle socks by 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 comprises the one or more follow-up sole supporting with described clamping and injects bed die; carry out first time at employing first bed die to inject; overall formation upper of a shoe and ground floor sole; then bed die is injected at the follow-up sole of employing; form the footwear sole construction of MULTILAYER COMPOSITE, the part corresponding to sole in described overcoat is clipped in the footwear sole construction of described MULTILAYER COMPOSITE.
8. method as claimed in claim 7, it is characterized in that described material feeding groove is cylindrical groove, described material injection nozzle adopts tubular, annular gap is left between described material feeding groove and material injection nozzle, in process by material injection nozzle injecting material, material outwards flows out 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 be interconnected, in discrete convex structure between described water conservancy diversion groove, described water conservancy diversion groove is communicated 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 comprises 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 exhaust outlet bottom described clamping, carry out first time inject time, the air in die cavity is discharged from exhaust outlet.
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 |
| JP2017541154A JP6518776B2 (en) | 2015-05-08 | 2015-07-29 | Shoe injection mold and injection molding method |
| PCT/CN2015/085405 WO2017004857A1 (en) | 2015-05-08 | 2015-07-29 | Shoe injection mold and shoe injection molding method using same |
| 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 |
|---|---|---|---|
| CN2015102313467 | 2015-05-08 | ||
| CN201510231346 | 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 true CN104985755A (en) | 2015-10-21 |
| CN104985755B CN104985755B (en) | 2016-12-21 |
Family
ID=54297705
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) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105773910A (en) * | 2016-05-03 | 2016-07-20 | 李建华 | Injection moulding method of shoes |
| CN105946262A (en) * | 2016-05-03 | 2016-09-21 | 李建华 | Upper injection molding mold |
| 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 |
| CN108976520A (en) * | 2018-06-19 | 2018-12-11 | 芜湖三鼎鞋业有限公司 | A kind of injection moulded shoes bottom and its formation system and production method |
| WO2019085144A1 (en) * | 2017-11-01 | 2019-05-09 | 广州精诚橡塑制品有限公司 | Footwear article forming process, and device for same |
| CN110300656A (en) * | 2016-12-16 | 2019-10-01 | 简易制造欧洲有限公司 | Method for manufacturing the three-dimensional article with flexible wall |
| 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 |
| CN111703014A (en) * | 2020-07-09 | 2020-09-25 | 吉林省东北袜业园织袜有限公司 | Production method of heel moisturizing and anti-cracking socks |
| CN113273769A (en) * | 2021-06-09 | 2021-08-20 | 蔡玉兰 | Shoe processing technology |
| CN113303560A (en) * | 2021-05-14 | 2021-08-27 | 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 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| 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 |
| 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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- 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
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| 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 |
| 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 |
Cited By (13)
| 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 |
| CN105946262A (en) * | 2016-05-03 | 2016-09-21 | 李建华 | Upper injection molding mold |
| CN105773910A (en) * | 2016-05-03 | 2016-07-20 | 李建华 | Injection moulding method of shoes |
| CN110300656A (en) * | 2016-12-16 | 2019-10-01 | 简易制造欧洲有限公司 | Method for manufacturing the three-dimensional article with flexible wall |
| CN110300656B (en) * | 2016-12-16 | 2022-03-08 | 简易制造欧洲有限公司 | Method for manufacturing a three-dimensional object 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 |
| WO2019085144A1 (en) * | 2017-11-01 | 2019-05-09 | 广州精诚橡塑制品有限公司 | Footwear article forming process, and device for same |
| US11712864B2 (en) | 2017-11-01 | 2023-08-01 | Honesty Rubber & Plastic Mfg Co., Ltd | Footwear article forming process, and device for same |
| CN108976520A (en) * | 2018-06-19 | 2018-12-11 | 芜湖三鼎鞋业有限公司 | A kind of injection moulded shoes bottom and its formation system and production method |
| 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 |
| CN111703014A (en) * | 2020-07-09 | 2020-09-25 | 吉林省东北袜业园织袜有限公司 | Production method of heel moisturizing and anti-cracking socks |
| CN113303560A (en) * | 2021-05-14 | 2021-08-27 | 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 |
| CN113273769A (en) * | 2021-06-09 | 2021-08-20 | 蔡玉兰 | Shoe processing technology |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017004857A1 (en) | 2017-01-12 |
| JP2017535461A (en) | 2017-11-30 |
| CN104985755B (en) | 2016-12-21 |
| JP6518776B2 (en) | 2019-05-22 |
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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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