CN114889034A - Shoe mold for supercritical foaming - Google Patents
Shoe mold for supercritical foaming Download PDFInfo
- Publication number
- CN114889034A CN114889034A CN202210499209.1A CN202210499209A CN114889034A CN 114889034 A CN114889034 A CN 114889034A CN 202210499209 A CN202210499209 A CN 202210499209A CN 114889034 A CN114889034 A CN 114889034A
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- CN
- China
- Prior art keywords
- shoe mold
- glue injection
- glue
- mold
- supercritical foaming
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- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
- B29C44/424—Details of machines
- B29C44/425—Valve or nozzle constructions; Details of injection devices
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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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3403—Foaming under special conditions, e.g. in sub-atmospheric pressure, in or on a liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/48—Wearing apparel
- B29L2031/50—Footwear, e.g. shoes or parts thereof
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- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Abstract
The invention discloses a shoe mold for supercritical foaming, which comprises a shoe mold table, a driving pressing cabin, a glue injection sharp nozzle, a glue injection shoe mold and a pressing upper connecting plate, wherein a machining table body wall is arranged above the shoe mold table of the device, and the driving pressing cabin is arranged above the machining table body wall.
Description
Technical Field
The invention relates to the technical field related to shoe molds, in particular to a shoe mold for supercritical foaming.
Background
The shoe mold generally refers to a mold for shoes such as sports shoes, beach shoes, slippers, rubber shoes, and the like, wherein the shoes are mainly sports shoes. The die refers to various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping, stretching and other methods in industrial production.
With the development of the supercritical foaming technology, the existing shoe mold can not meet the process requirements of supercritical foaming, and the problems of poor foaming precision, poor product quality and the like generally exist in the existing critical foaming molding.
Disclosure of Invention
The present invention is directed to a shoe mold for supercritical foaming, which solves the above problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a shoe mold that supercritical foaming used, includes shoe mold platform, drive pressfitting storehouse, injecting glue sharp mouth, injecting glue shoe mold utensil and pressfitting upper junction plate, the top and the processing platform wall welding of shoe mold platform, the top and the drive pressfitting storehouse welding of processing platform wall, the inside in drive pressfitting storehouse is through interconnection connecting plate and the welding of injecting glue pneumatic valve, the pivot of injecting glue pneumatic valve is through injecting glue unloading pipe and injecting glue washing hole fixed connection, the bottom and the pressfitting upper junction plate welding of injecting glue washing hole, the top and the bottom fixed plate welding of shoe mold platform.
Preferably, the lower part of the shoe mold table is welded with the reinforcing base, and the wall of the processing table body is made of metal stainless steel.
Preferably, a glue injection sharp nozzle is arranged inside the glue injection washing hole, and a rotating shaft of the glue injection air valve, the glue injection blanking pipe and the glue injection washing hole are located on the same axis.
Preferably, the two sides of the bottom fixing plate are connected with the movable clamping strip screws through positioning screws, and the bottom fixing plate is in interference fit with the buffer rubber plate.
Preferably, the inner part of the movable holding strip is connected with the buffer rubber plate hook, and the upper part of the buffer rubber plate is glued with the glue injection shoe mold.
Preferably, the upper part of the glue injection shoe mold is provided with a long connecting column, and the number of the movable clamping strips is two.
Preferably, the glue injection shoe mold is communicated with the ventilation adjusting assembly, and the ventilation adjusting assembly is provided with a ventilation pipe.
The invention has the beneficial effects that:
1. the invention is characterized in that a shoe mold table, a processing table body wall, a driving pressing cabin, an injecting air valve, an injecting rubber discharging pipe, an injecting rubber shoe mold, an injecting rubber washing hole, an injecting rubber upper connecting plate and a long connecting column are matched with each other, firstly, the processing table body wall is arranged above the shoe mold table of the device, the driving pressing cabin is arranged above the processing table body wall, the interior of the driving pressing cabin is welded with the injecting rubber air valve through an inner connecting plate, the lower part of the injecting rubber air valve is fixedly connected with an injecting rubber sharp nozzle through the injecting rubber discharging pipe, the injecting rubber washing hole is arranged in the injecting rubber sharp nozzle, when the device works, the injecting rubber into the injecting rubber discharging pipe is filled with the critical foaming raw material, the critical foaming raw material enters the injecting rubber sharp nozzle, the injecting rubber enters the injecting rubber shoe mold along the injecting rubber washing hole, the injecting rubber air valve is closed, pressure difference is formed in the injecting rubber shoe mold, the whole shoe mold can be automatically filled with the sample formed by the shoe mold during foaming, so that the critical foaming raw material forming work efficiency is high, the finished product has good quality.
2. According to the invention, through the mutual matching of the glue injection sharp nozzle and the glue injection hole washing, the inside of the glue injection sharp nozzle is in a hollow design, the glue injection hole washing is arranged inside the glue injection sharp nozzle, the glue injection sharp nozzle is in an inverted cone shape, the upper part of the glue injection sharp nozzle is wide, the lower part of the glue injection sharp nozzle is narrow, the glue injection sharp nozzle is prevented from flowing back when the shoe glue in the glue injection shoe mold is foamed, meanwhile, the glue injection sharp nozzle is conveniently closed, and the shoe glue in the glue injection shoe mold is pressurized and foamed, so that the practicability of the device is improved.
3. According to the invention, the rubber injection shoe mold is communicated with the ventilation adjusting assembly, and the ventilation adjusting assembly is provided with the ventilation pipe, so that the pressure difference between the inside and the outside of the rubber injection shoe mold is effectively controlled, and further, accurate foaming is carried out.
Drawings
Fig. 1 is a schematic perspective view of embodiment 1 of the present invention;
FIG. 2 is a schematic cross-sectional view of example 1 of the present invention;
FIG. 3 is a schematic top view of the structure of embodiment 2 of the present invention;
FIG. 4 is a schematic structural view of an air permeability adjusting assembly according to embodiment 2 of the present invention;
in the figure: the shoe mold comprises a shoe mold table 1, a reinforcing base 2, a processing table body wall 3, a driving pressing cabin 4, an inner connecting plate 5, a glue injection air valve 6, a glue injection sharp nozzle 7, a glue injection discharging pipe 8, a glue injection shoe mold 9, a buffer rubber plate 10, a glue injection washing hole 11, a pressing upper connecting plate 12, a long connecting column 13, a movable clamping strip 14, a positioning screw 15, a bottom fixing plate 16, a ventilation adjusting assembly 17, a ventilation pipe 18, a shell 171, a spring rod 172, a piston 173, a protective film 174, an electrified sliding block 175, a resistor strip 176, an electromagnet 177, a permanent magnet 178, a small spring rod 179, a long rod 1710 and a plug block 1711.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-2, the present invention provides a technical solution: a shoe mold for supercritical foaming comprises a shoe mold table 1, a driving pressing cabin 4, a glue injection sharp nozzle 7, a glue injection shoe mold 9 and a pressing upper connecting plate 12, wherein the upper part of the shoe mold table 1 is welded with a machining table body wall 3, the upper part of the machining table body wall 3 is welded with the driving pressing cabin 4, the inside of the driving pressing cabin 4 is welded with a glue injection air valve 6 through an inner connecting plate 5, a rotating shaft of the glue injection air valve 6 is fixedly connected with a glue injection washing hole 11 through a glue injection discharging pipe 8, the bottom of the glue injection washing hole 11 is welded with the pressing upper connecting plate 12, and the upper part of the shoe mold table 1 is welded with a bottom fixing plate 16.
Furthermore, the lower part of the shoe mold table 1 is welded with the reinforcing base 2, and the material of the processing table body wall 3 is stainless steel, so that the service life of the device is prolonged.
Further, a glue injection sharp nozzle 7 is arranged inside the glue injection washing hole 11, a rotating shaft of the glue injection air valve 6, the glue injection blanking pipe 8 and the glue injection washing hole 11 are located on the same axis, the inside of the glue injection sharp nozzle 9 is of a hollow design, the glue injection washing hole 11 is arranged inside the glue injection sharp nozzle 7, the glue injection sharp nozzle 7 is of an inverted cone shape, the upper part is wide, the lower part is narrow, backflow into the glue injection sharp nozzle 7 is prevented when shoe glue in the glue injection shoe mold 9 is foamed, and meanwhile, after the glue injection air valve 6 is conveniently closed, the shoe glue in the glue injection shoe mold 9 is pressurized and foamed.
Furthermore, two sides of a bottom fixing plate 16 are in screw connection with the movable clamping strips 14 through positioning screws 15, the bottom fixing plate 16 is in interference fit with the buffer rubber plate 10, and the buffer rubber plate 10 is arranged to play a role in damping the glue injection shoe mold 9.
Furthermore, the inside of the movable clamping strip 14 is connected with the clamping hook of the buffer rubber plate 10, the upper part of the buffer rubber plate 10 is glued with the glue injection shoe mold 9, and through the mode, the raw materials capable of being foamed in a critical mode can be well molded.
Furthermore, the upper part of the glue injection shoe mold 9 is provided with the long connecting column 13, the number of the movable clamping strips 14 is two, and when the device works, glue is injected into the long connecting column 13 for forming, so that the practicability of the device is improved.
Example 2
Referring to fig. 3 and 4, the present embodiment is different from embodiment 1 in that: the rubber injection shoe mold (9) is communicated with the ventilation adjusting assembly 17 through a pipeline, the ventilation adjusting assembly 17 is provided with a ventilation pipe 18, specifically, the ventilation adjusting assembly 17 comprises a shell 171, a spring rod 172, a piston 173, a protective film 174, an electrified sliding block 175, a resistor strip 176, an electromagnet 177, a permanent magnet 178, a small spring rod 179, a long rod 1710, a plug block 1711 and the ventilation pipe 18, the inner surface of the shell 171 is fixedly connected with the spring rod 172, one end of the spring rod 172 is fixedly connected with the piston 173, the outer surface of the piston 173 is provided with the protective film 174, the outer surface of the piston 173 is fixedly connected with the electrified sliding block 175, one end of the outer surface of the electrified sliding block 175 is slidably connected with the resistor strip 176, the electromagnet 177 is installed on one side of the shell 171, the permanent magnet 178 is arranged on one side of the electromagnet 177, the small spring rod 179 is fixedly connected with both ends of the permanent magnet 178, the outer surface of the permanent magnet 178 is fixedly connected with the long rod 1710, a plug block 1711 is installed at one end of the long rod 1710, and a ventilation pipe 18 is arranged on one side of the outer surface of the long rod 1710.
After the sizing material got into injecting glue shoes mould 9, closed injecting glue pneumatic valve 6, when waiting that the external environment pressure that this device was located unloads, open ventilative adjusting part 17, injecting glue shoes mould 9 inside and outside form the pressure differential, the inside atmospheric pressure of injecting glue shoes mould 9 promotes piston 173 displacement, drive electrified slider 175 and shift on resistor strip 176, the generated current, again with electric current input to in the electro-magnet 177, make electro-magnet 177 can be according to the inside pressure size of injecting glue shoes mould 9, change the size of magnetic force, and then make and promote stock 1710, chock 1711 displacement distance, adjust its ventilative degree's size, and then the size of the inside and outside pressure differential of effective control injecting glue shoes mould 9, and then carry out accurate foaming.
The working principle is as follows: a processing table body wall 3 is arranged above a shoe mold table 1 of the device, a driving pressing cabin 4 is arranged above the processing table body wall 3, the interior of the driving pressing cabin 4 is welded with an injection air valve 6 through an inner connecting plate 5, the lower side of the injection air valve 6 is fixedly connected with an injection washing hole 11 through an injection blanking pipe 8, the lower side of the injection washing hole 11 is welded with a pressing upper connecting plate 12, the lower side of the injection air valve is fixedly connected with an injection sharp nozzle 7 through an injection blanking pipe, the injection washing hole 11 is arranged in the injection sharp nozzle 7, when the device works, the injection blanking pipe 8 is injected with critical foaming raw materials, the critical foaming raw materials enter the injection sharp nozzle 7 and enter an injection shoe mold 9 along the injection washing hole 11, the injection air valve 6 is closed, when the external environment pressure of the device is removed, a ventilation adjusting component 17 is opened, the pressure difference is formed between the interior and the exterior of the shoe mold 9, the whole injection shoe mold can be automatically filled with the injection sample of the shoe, the working efficiency of the critical foaming raw material forming is high, and the finished product quality is good.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a shoe mold that supercritical foaming used, includes shoe mold platform (1), drive pressfitting storehouse (4), injecting glue sharp mouth (7), injecting glue shoe mold utensil (9) and pressfitting upper junction plate (12), its characterized in that, the top and the processing platform body wall (3) welding of shoe mold platform (1), the top and the drive pressfitting storehouse (4) welding of processing platform body wall (3), the inside in drive pressfitting storehouse (4) is through interconnect board (5) and injecting glue pneumatic valve (6) welding, the pivot of injecting glue pneumatic valve (6) is through injecting glue unloading pipe (8) and injecting glue washing hole (11) fixed connection, the bottom and the pressfitting upper junction plate (12) welding of injecting glue washing hole (11), the top and the bottom fixed plate (16) welding of shoe mold platform (1).
2. The shoe mold for supercritical foaming according to claim 1, wherein: the lower part of the shoe mold table (1) is welded with the reinforcing base (2), and the material of the processing table body wall (3) is metal stainless steel.
3. The shoe mold for supercritical foaming according to claim 1, wherein: the inside of the glue injection washing hole (11) is provided with a glue injection sharp nozzle (7), and a rotating shaft of the glue injection air valve (6), the glue injection discharging pipe (8) and the glue injection washing hole (11) are positioned on the same axis.
4. The shoe mold for supercritical foaming according to claim 1, wherein: the two sides of the bottom fixing plate (16) are in screw connection with the movable clamping strips (14) through positioning screws (15), and the bottom fixing plate (16) is in interference fit with the buffer rubber plate (10).
5. The mold for supercritical foaming according to claim 4, wherein: the interior of the movable holding strip (14) is connected with the hook of the buffer rubber plate (10), and the upper part of the buffer rubber plate (10) is glued with the glue injection shoe mold (9).
6. The mold for supercritical foaming according to claim 5, wherein: the upper part of the glue injection shoe mold (9) is provided with a long connecting column (13), and the number of the movable clamping strips (14) is two.
7. The shoe mold for supercritical foaming according to claim 1, wherein: the glue injection shoe mold (9) is communicated with a ventilation adjusting assembly (17), and the ventilation adjusting assembly (17) is provided with a ventilation pipe (18).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210499209.1A CN114889034A (en) | 2022-05-09 | 2022-05-09 | Shoe mold for supercritical foaming |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202210499209.1A CN114889034A (en) | 2022-05-09 | 2022-05-09 | Shoe mold for supercritical foaming |
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CN114889034A true CN114889034A (en) | 2022-08-12 |
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CN202210499209.1A Pending CN114889034A (en) | 2022-05-09 | 2022-05-09 | Shoe mold for supercritical foaming |
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Citations (8)
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NL6403547A (en) * | 1963-07-09 | 1965-01-11 | ||
JP2001277281A (en) * | 2000-03-31 | 2001-10-09 | Japan Steel Works Ltd:The | Method for molding foamed resin magnet, and foamed resin magnet |
CN101380798A (en) * | 2008-10-16 | 2009-03-11 | 吉林大学珠海学院 | Micropore injection molding apparatus |
JP2016175204A (en) * | 2015-03-18 | 2016-10-06 | 東洋機械金属株式会社 | Injection foam molding machine |
CN110625891A (en) * | 2018-06-22 | 2019-12-31 | 瑞皇精密工业股份有限公司 | Injection molding device and injection molding method thereof |
CN112318806A (en) * | 2020-09-28 | 2021-02-05 | 曹禹 | Plastic secondary foaming forming machine |
CN212736787U (en) * | 2020-03-30 | 2021-03-19 | 滁州市兴义装备模具制造有限公司 | Micro-foaming injection mold exhaust structure |
CN113059740A (en) * | 2021-03-19 | 2021-07-02 | 江苏维尔克高分子材料有限公司 | PET (polyethylene terephthalate) foaming material quantitative filling device for automotive interior and using method thereof |
-
2022
- 2022-05-09 CN CN202210499209.1A patent/CN114889034A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6403547A (en) * | 1963-07-09 | 1965-01-11 | ||
JP2001277281A (en) * | 2000-03-31 | 2001-10-09 | Japan Steel Works Ltd:The | Method for molding foamed resin magnet, and foamed resin magnet |
CN101380798A (en) * | 2008-10-16 | 2009-03-11 | 吉林大学珠海学院 | Micropore injection molding apparatus |
JP2016175204A (en) * | 2015-03-18 | 2016-10-06 | 東洋機械金属株式会社 | Injection foam molding machine |
CN107428047A (en) * | 2015-03-18 | 2017-12-01 | 东洋机械金属株式会社 | Foam injection molding machine |
CN110625891A (en) * | 2018-06-22 | 2019-12-31 | 瑞皇精密工业股份有限公司 | Injection molding device and injection molding method thereof |
CN212736787U (en) * | 2020-03-30 | 2021-03-19 | 滁州市兴义装备模具制造有限公司 | Micro-foaming injection mold exhaust structure |
CN112318806A (en) * | 2020-09-28 | 2021-02-05 | 曹禹 | Plastic secondary foaming forming machine |
CN113059740A (en) * | 2021-03-19 | 2021-07-02 | 江苏维尔克高分子材料有限公司 | PET (polyethylene terephthalate) foaming material quantitative filling device for automotive interior and using method thereof |
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