CN111152420A - Wave-shaped shunting channel system for ultra-multi-mode cavity product - Google Patents
Wave-shaped shunting channel system for ultra-multi-mode cavity product Download PDFInfo
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- CN111152420A CN111152420A CN202010099474.1A CN202010099474A CN111152420A CN 111152420 A CN111152420 A CN 111152420A CN 202010099474 A CN202010099474 A CN 202010099474A CN 111152420 A CN111152420 A CN 111152420A
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- 230000007704 transition Effects 0.000 claims abstract description 6
- 230000000712 assembly Effects 0.000 claims description 10
- 238000000429 assembly Methods 0.000 claims description 10
- 230000007423 decrease Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims 4
- 238000010008 shearing Methods 0.000 abstract description 14
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
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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
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides a wave-shaped runner system for a super-multi-mode cavity product, wherein a transverse runner of the system is provided with an inwards-concave wave-shaped runner wall, and two sides of the wave-shaped runner wall are respectively inclined relative to a corresponding connected vertical runner. Compared with the prior art, the wave-shaped structure through the wave-shaped runner wall controls the angle of the transverse runner and the vertical runner, so that the shearing of molten rubber is reduced, the shearing size can be controlled through the angle, the produced backflow is convenient to regulate, and the overall temperature and pressure of the molten rubber are more uniform. Moreover, the inner surface of the wave-shaped runner wall is in a smooth transition surface shape, so that the shearing can be further reduced.
Description
Technical Field
The invention relates to the technical field of injection molding, in particular to a wave-shaped runner system for a super-multi-mode cavity product.
Background
In the polymer injection molding process, molten rubber rapidly enters a runner through injection molding pressure and is then poured into a mold cavity. The conventional gating system usually requires as little pressure loss as possible, so that the injection pressure can be uniformly transmitted to each part of the mold cavity, and further, a plastic product with clear appearance and excellent quality can be obtained, so that the length-diameter ratio of each pouring channel is designed to be as small as possible.
However, in the case of a super multi-cavity product having 500 or more cavities, since a large number of cavities are required to be poured, and a sufficient length of a lower runner extending from a main runner is required to improve injection efficiency, the lower runner has a large aspect ratio, and a large pressure loss is also required at the junction of the runners, so that a large injection pressure needs to be applied. However, when the molten rubber flows between the runners, the overall temperature and pressure are not uniform, so that the product performance is not uniform, and some products even can not meet the performance requirements.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a wave-shaped runner system for a super-multi-cavity product, which is suitable for pouring the super-multi-cavity product with more than 500 cavities, and the specific technical scheme is as follows:
a wave-shaped runner system for a multimode cavity product comprises: the material conveying device comprises a main runner, branch runners, a plurality of transverse runners and a plurality of vertical runners, wherein the branch runners are connected with the main runner, the plurality of vertical runners are arranged into a plurality of groups, each group is provided with more than one vertical runner, the transverse runners are distributed and connected between every two adjacent groups of vertical runners, and the branch runners are connected with one of the transverse runners so as to convey materials to the vertical runners of each group through the transverse runners;
the transverse flow channels connected with the sub-flow channels are near-end transverse flow channels, the transverse flow channels far away from the near end are far-end transverse flow channels, and the transverse flow channels from the near-end transverse flow channels to the far-end transverse flow channels are provided with wave-shaped flow channel walls which are sunken inwards, two sides of each wave-shaped flow channel wall are inclined relative to the corresponding vertical flow channel, and the inner surface of each wave-shaped flow channel wall is in a smooth transition surface shape.
In a specific embodiment, the two sides of the wave-shaped runner wall are symmetrical, so that the inclination angles between two adjacent groups of the vertical runners and the wave-shaped runner wall are the same.
In a specific embodiment, from the proximal transverse flow channel to the distal transverse flow channel, the wave-shaped flow channel walls are recessed to the same extent, so that the inclination angles of the two sides of each wave-shaped flow channel wall and the corresponding connected vertical flow channel are the same.
In a specific embodiment, from the proximal transverse flow channel to the distal transverse flow channel, the degree of concavity of each wave-shaped flow channel wall gradually decreases, so that the inclination angle of the two sides of each wave-shaped flow channel wall and the corresponding connected vertical flow channel gradually decreases.
In a specific embodiment, the inclination angle between the two sides of the wave-shaped runner wall between the proximal transverse runner and the distal transverse runner and the corresponding vertical runner is
Ai＝(Al+Ak)*i/k，
A1 is the inclination angle between two sides of the wave-shaped flow channel wall at the near end and the vertical flow channel connected with the wave-shaped flow channel wall at the far end, Ak is the inclination angle between two sides of the wave-shaped flow channel wall at the far end and the vertical flow channel connected with the wave-shaped flow channel wall at the far end, A1 is not less than Ak, i is the number of i transverse flow channels counted from the transverse flow channel at the near end, k is the total number of the transverse flow channels from the transverse flow channel at the near end to the transverse flow channel at the far end, k is not less than i, and Ai is the inclination angle between two sides of the wave-shaped flow channel wall at the i end and the.
In a specific embodiment, the inclination angle of the two sides of the wave-shaped runner wall at the proximal end and the vertical runner connected with the two sides of the wave-shaped runner wall is less than 150 degrees, and the inclination angle of the two sides of the wave-shaped runner wall at the distal end and the vertical runner connected with the two sides of the wave-shaped runner wall is greater than 90 degrees.
In a specific embodiment, the sub-runners include a primary sub-runner and a secondary sub-runner, the primary runner connects to the plurality of primary sub-runners, each primary sub-runner connects to the plurality of secondary sub-runners, and the secondary sub-runners connect to the cross-runners.
In a specific embodiment, the group of vertical runners and the plurality of transverse runners are combined to form a multi-row pouring assembly, each row of pouring assembly is provided with a plurality of groups of vertical runners, and the secondary branch runners are distributed between every two adjacent rows of pouring assemblies and are respectively connected with the transverse runners on every two rows of pouring assemblies.
In a specific embodiment, a group of said vertical runners comprises 1 said vertical runner.
In a specific embodiment, a group of said vertical runners comprises more than 2 of said vertical runners combined in a bundle.
In a specific embodiment, the length of the inward recessed region of the wave-shaped runner wall is equal to the distance between two adjacent groups of the vertical runners.
The invention has at least the following beneficial effects:
in the invention, the wave-shaped runner wall is inwards sunken, and two sides of the wave-shaped runner wall are respectively inclined relative to the correspondingly connected vertical runners. From this, the angle of horizontal runner of wave type structure control through wave type runner wall and perpendicular runner to reduce the shearing that the melten gel received, and the size of accessible angle control shearing, and then be convenient for regulate and control the backward flow that produces, and make the holistic temperature of melten gel more even with pressure. Moreover, the inner surface of the wave-shaped runner wall is in a smooth transition surface shape, so that the shearing can be further reduced.
Furthermore, the molten rubber of the transverse flow channel is subjected to larger shearing at the far end and smaller shearing at the near end, so that the overall temperature and pressure of the molten rubber are more uniform.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic overall view of a wave-shaped runner system for a product with ultra-multi die holes according to example 1;
FIG. 2 is a schematic view of the left region of FIG. 1;
FIG. 3 is a schematic view showing the connection between the horizontal flow path and the vertical flow path in embodiment 1;
FIG. 4 is an enlarged partial view of the area A in FIG. 3;
FIG. 5 is an enlarged partial view of the area B in FIG. 3;
fig. 6 is a partially enlarged view of the area C in fig. 3.
Description of the main element symbols:
1-a main runner;
2-first-level shunt;
3-a secondary runner;
4-wave type flow channel wall;
5-vertical flow channel;
6-proximal cross flow channel;
7-a distal transverse flow channel;
8-transverse flow channel at the middle end.
Detailed Description
The present invention will be further described with reference to the following embodiments. Wherein the drawings are for illustrative purposes only and are not to be construed as limiting the patent; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
Expressions (such as "first", "second", and the like) used in various embodiments of the present invention may modify various constituent elements in various embodiments, but may not limit the respective constituent elements. For example, the above description does not limit the order and/or importance of the elements described. The foregoing description is for the purpose of distinguishing one element from another. For example, the first user device and the second user device indicate different user devices, although both are user devices. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of various embodiments of the present invention.
It should be noted that: in the present invention, unless otherwise explicitly stated or defined, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; there may be communication between the interiors of the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Example 1
As shown in fig. 1 and fig. 2, the present embodiment provides a wave-shaped runner system for multimode cavity products, including: sprue 1, subchannel, a plurality of horizontal runner and a plurality of perpendicular runner 5, sprue 1 is connected to the subchannel, and a plurality of perpendicular runner 5 sets up to the multiunit, has more than one perpendicular runner 5 in every group, and horizontal runner distributes and connects between every adjacent two sets of perpendicular runners 5, and one of them horizontal runner is connected to the subchannel to realize that the subchannel carries the material to each group perpendicular runner 5 through horizontal runner.
Wherein, the subchannel includes one-level subchannel 2 and second grade subchannel 3, and a plurality of one-level subchannels 2 are connected to sprue 1. Exemplarily, the main runner 1 connects 2 primary runners 2, wherein one primary runner 2 is located on the left side of the main runner 1, and the other primary runner 2 is located on the right side of the main runner 1. Each first-level runner 2 is connected with a plurality of second-level runners 3, and the second-level runners 3 are connected with the transverse runners.
As shown in fig. 1 and 2, a plurality of groups of vertical runners 5 and a plurality of horizontal runners are combined to form a plurality of rows of pouring assemblies, each row of pouring assemblies is provided with a plurality of groups of vertical runners 5, and the secondary branch runners 3 are distributed between every two adjacent rows of pouring assemblies and are respectively connected with the horizontal runners on every two rows of pouring assemblies. Therefore, the molten rubber conveyed by the main runner 1 sequentially passes through the primary runner 2, the secondary runner 3 and the transverse runner and then enters the vertical runner 5, and the pouring of a super multi-cavity is realized.
As shown in fig. 1 and 2, the group of vertical runners 5 includes 4 vertical runners 5 combined into a bundle, and the 4 vertical runners 5 are arranged in two rows, and each row has two vertical runners 5. Thereby, the pouring of the super multi-cavity is further realized. Compared with the prior art, the method has the advantages that the total length of the intermediate runners such as the branch runners, the transverse runners and the like can be reduced while the super-multi-mold-cavity pouring is realized, the pressure loss caused by overlong length of the intermediate runners is reduced, and the pressure and temperature changes and the like of a plurality of connecting positions caused by shearing are reduced.
It should be noted that, in this embodiment, it is a preferable arrangement of the vertical runners 5 that the group of vertical runners 5 includes 4 vertical runners 5 combined into one bundle, and in other embodiments, the group of vertical runners 5 may include more than 2 vertical runners 5 combined into one bundle, for example, 4 vertical runners.
In this embodiment, the transverse flow passage connected to the branch flow passage is set as a proximal transverse flow passage 6, the transverse flow passage far from the proximal transverse flow passage 6 is a distal transverse flow passage 7, and accordingly, the transverse flow passage between the proximal transverse flow passage 6 and the distal transverse flow passage 7 is a middle transverse flow passage 8. From the transverse flow passage 6 at the near end to the transverse flow passage 7 at the far end, each transverse flow passage is provided with an inwards sunken wave-shaped flow passage wall 4, two sides of each wave-shaped flow passage wall 4 are respectively inclined relative to the corresponding connected vertical flow passage 5, and the inner surface of each wave-shaped flow passage wall 4 is in a smooth transition surface shape.
From this, 4 structure control transverse flow way and the angle of erecting runner 5 through transverse flow way's wave type runner wall to reduce the shearing that the melten gel received, and the size of accessible inclination control shearing, and then be convenient for regulate and control the backward flow that produces, and make the holistic temperature of melten gel more even with pressure. Moreover, the inner surface of the wave-shaped runner wall 4 is in a smooth transition surface shape, so that the shearing can be further reduced.
Preferably, the two sides of the wave-shaped runner wall 4 are symmetrical, so that the inclination angles between the two adjacent groups of vertical runners 5 and the wave-shaped runner wall 4 are the same. Specifically, between two adjacent sets of vertical runners 5, the inclination angle of one side of the wave-shaped runner wall 4 to one set of vertical runners 5 and the inclination angle of the other side of the wave-shaped runner wall 4 to the other set of vertical runners 5.
As shown in fig. 3 to 6, the extent of the recess of each wave-shaped flow channel wall 4 gradually decreases from the proximal cross flow channel 6 to the distal cross flow channel 7, so that the inclination angles of the two sides of the wave-shaped flow channel wall 4 and the corresponding connected vertical flow channels 5 gradually decrease. Therefore, the molten rubber of the transverse flow channel is subjected to larger shearing at the far end and smaller shearing at the near end, and the integral temperature and pressure of the molten rubber are more uniform.
Specifically, the inclination angle of the two sides of the wave-shaped runner wall 4 between the proximal transverse runner 6 and the distal transverse runner 7 and the corresponding vertical runner 5 is
Ai＝(Al+Ak)*i/k，
Wherein A1 is the inclination angle between the two sides of the wave-shaped flow channel wall 4 at the near end and the vertical flow channel 5 connected with the wave-shaped flow channel wall, Ak is the inclination angle between the two sides of the wave-shaped flow channel wall 4 at the far end and the vertical flow channel 5 connected with the wave-shaped flow channel wall, A1 is not less than Ak, i is the number of i transverse flow channels counted from the transverse flow channel 6 at the near end, k is the total number of the transverse flow channels from the transverse flow channel 6 at the near end to the transverse flow channel 7 at the far end, k is not less than i, and Ai is the inclination angle between the two sides of the ith wave-shaped flow channel wall 4 and the vertical flow channel 5 connected with. Based on the inclination angle relation formula, the temperature and the pressure of the whole molten rubber are more uniform.
In this embodiment, the inclination angle between the two sides of the proximal wave-shaped flow channel wall 4 and the connected vertical flow channel 5 is less than 150 °, and the inclination angle between the two sides of the distal wave-shaped flow channel wall 4 and the connected vertical flow channel 5 is greater than 90 °.
In this embodiment, the length of the inward recessed region of the wave-shaped runner wall 4 is equal to the distance between two adjacent sets of vertical runners 5.
Example 2
The main differences between this embodiment and embodiment 1 are:
in this embodiment, from the proximal transverse flow channel to the distal transverse flow channel, the recessed degree of each wave-shaped flow channel wall is the same (not shown in the figure), so that the two sides of the wave-shaped flow channel wall are respectively the same as the inclined angles of the corresponding connected vertical flow channels.
Other features in this embodiment are the same as those in embodiment 1, and are not described again.
Example 3
The main differences between this embodiment and embodiment 1 are:
in this embodiment, the set of vertical runners includes 1 vertical runner (not shown).
Other features in this embodiment are the same as those in embodiment 1, and are not described again.
As one skilled in the art will appreciate, the drawings are merely schematic representations of one preferred implementation scenario and the blocks or flows in the drawings are not necessarily required to practice the present invention.
Those skilled in the art will appreciate that the modules in the devices in the implementation scenario may be distributed in the devices in the implementation scenario according to the description of the implementation scenario, or may be located in one or more devices different from the present implementation scenario with corresponding changes. The modules of the implementation scenario may be combined into one module, or may be further split into a plurality of sub-modules.
The above-mentioned invention numbers are merely for description and do not represent the merits of the implementation scenarios.
The above disclosure is only a few specific implementation scenarios of the present invention, however, the present invention is not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (11)
1. A wave-shaped runner system for a super-multi-mode cavity product is characterized by comprising: the material conveying device comprises a main runner, branch runners, a plurality of transverse runners and a plurality of vertical runners, wherein the branch runners are connected with the main runner, the plurality of vertical runners are arranged into a plurality of groups, each group is provided with more than one vertical runner, the transverse runners are distributed and connected between every two adjacent groups of vertical runners, and the branch runners are connected with one of the transverse runners so as to convey materials to the vertical runners of each group through the transverse runners;
the transverse flow channels connected with the sub-flow channels are near-end transverse flow channels, the transverse flow channels far away from the near-end transverse flow channels are far-end transverse flow channels, and the transverse flow channels from the near-end transverse flow channels to the far-end transverse flow channels are provided with wave-shaped flow channel walls which are sunken inwards, two sides of each wave-shaped flow channel wall are inclined relative to the corresponding vertical flow channel, and the inner surface of each wave-shaped flow channel wall is in a smooth transition surface shape.
2. The wave-shaped runner system for multimode cavity products as claimed in claim 1, wherein said wave-shaped runner walls are bilaterally symmetrical, so that the inclination angles between two adjacent sets of said vertical runners and said wave-shaped runner walls are the same.
3. The wave-shaped runner system for multimode cavity products as claimed in claim 1, wherein the extent of the depression of each wave-shaped runner wall is the same from the proximal transverse runner to the distal transverse runner, so that the inclination angle of the vertical runner connected to each side of each wave-shaped runner wall is the same as that of the corresponding vertical runner.
4. The wave-shaped runner system for multimode cavity products as claimed in claim 1, wherein the degree of concavity of each wave-shaped runner wall gradually decreases from the transverse runner at the proximal end to the transverse runner at the distal end, so that the inclination angles of the two sides of each wave-shaped runner wall and the corresponding connected vertical runners gradually decrease.
5. The system of claim 2, wherein the angle of inclination between the vertical channel and the two sides of the wave-shaped runner wall between the lateral channel at the proximal end and the lateral channel at the distal end is equal to the angle of inclination of the corresponding vertical channel
Ai＝(A1+Ak)*i/k，
A1 is the inclination angle between two sides of the wave-shaped flow channel wall at the near end and the vertical flow channel connected with the wave-shaped flow channel wall at the far end, Ak is the inclination angle between two sides of the wave-shaped flow channel wall at the far end and the vertical flow channel connected with the wave-shaped flow channel wall at the far end, A1 is not less than Ak, i is the number of i transverse flow channels counted from the transverse flow channel at the near end, k is the total number of the transverse flow channels from the transverse flow channel at the near end to the transverse flow channel at the far end, k is not less than i, and Ai is the inclination angle between two sides of the wave-shaped flow channel wall at the i end and the.
6. The wave-shaped runner system for supermode die products according to claim 4 or 5, wherein the inclination angle of the two sides of the wave-shaped runner wall at the proximal end to the connected vertical runner is less than 150 °, and the inclination angle of the two sides of the wave-shaped runner wall at the distal end to the connected vertical runner is more than 90 °.
7. The wave-shaped runner system for multimode cavity products as claimed in claim 1, wherein said runners comprise primary runners and secondary runners, said primary runner connecting a plurality of primary runners, each primary runner connecting a plurality of secondary runners, and secondary runners connecting said cross runners.
8. The wave-shaped runner system for the ultra-large die cavity product as claimed in claim 7, wherein a plurality of groups of the vertical runners and a plurality of the horizontal runners are combined to form a plurality of rows of casting assemblies, each row of casting assemblies has a plurality of groups of the vertical runners, and the secondary runners are distributed between every two adjacent rows of casting assemblies and respectively connect the horizontal runners on every two rows of casting assemblies.
9. The wave-type runner system for multimode cavity products of claim 1 wherein a set of said vertical runners comprises 1 said vertical runner.
10. The wave-type runner system for multimode die products of claim 1 wherein a group of said vertical runners comprises more than 2 of said vertical runners combined into a bundle.
11. The wave-shaped runner system for a multimode cavity product as recited in claim 1, wherein the length of said inwardly recessed region of said wave-shaped runner wall is equal to the distance between two adjacent sets of said vertical runners.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010099474.1A CN111152420A (en) | 2020-02-18 | 2020-02-18 | Wave-shaped shunting channel system for ultra-multi-mode cavity product |
| PCT/CN2020/077834 WO2020125817A2 (en) | 2020-02-18 | 2020-03-04 | Wave-shaped runner branch system for products having ultra-multiple mold cavities |
| JP2020524294A JP6889808B2 (en) | 2020-02-18 | 2020-03-04 | Wave subrunner system for super multi-cavity products |
| KR1020210003957A KR102247970B1 (en) | 2020-02-18 | 2021-01-12 | A wave-type injection runner system for the multi-cavity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010099474.1A CN111152420A (en) | 2020-02-18 | 2020-02-18 | Wave-shaped shunting channel system for ultra-multi-mode cavity product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111152420A true CN111152420A (en) | 2020-05-15 |
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|---|---|---|---|
| CN202010099474.1A Pending CN111152420A (en) | 2020-02-18 | 2020-02-18 | Wave-shaped shunting channel system for ultra-multi-mode cavity product |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6889808B2 (en) |
| KR (1) | KR102247970B1 (en) |
| CN (1) | CN111152420A (en) |
| WO (1) | WO2020125817A2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114393788A (en) * | 2022-01-19 | 2022-04-26 | 西南科技大学 | Convection mixing action mode filling balance regulation and control device |
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| JPS60101018A (en) * | 1983-11-09 | 1985-06-05 | Hitachi Ltd | Mold for sealing with resin |
| JPH04201220A (en) * | 1990-11-29 | 1992-07-22 | Mitsubishi Electric Corp | Molding die |
| JPH1058491A (en) * | 1996-08-27 | 1998-03-03 | Citizen Watch Co Ltd | Mold |
| JPH10272657A (en) * | 1997-03-31 | 1998-10-13 | Pentel Kk | Ring gate of injection mold device |
| JP2003039495A (en) * | 2001-07-27 | 2003-02-13 | Meiki Co Ltd | Mold for injection-molding |
| CN101209577A (en) * | 2006-12-30 | 2008-07-02 | 苏州三星电子有限公司 | Cold flow passage multi-mould-hole mould flow passage balance structure |
| JP2010111014A (en) * | 2008-11-06 | 2010-05-20 | Suzuki Motor Corp | Molding mold and method of manufacturing molding |
| JP5874493B2 (en) * | 2012-03-29 | 2016-03-02 | セイコーエプソン株式会社 | Mold for metal powder injection molding |
| CN203305475U (en) * | 2013-02-01 | 2013-11-27 | 深圳市兆威机电有限公司 | Novel multi-mold cavity flow balance cold runner structure |
| CN104827609A (en) * | 2015-04-22 | 2015-08-12 | 柳道万和(苏州)热流道系统有限公司 | 3D printing channel splitter plate processing technology |
| CN208682011U (en) * | 2018-08-17 | 2019-04-02 | 阿特斯阳光电力集团有限公司 | A kind of ox horn is into plastic structure and mold |
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2020
- 2020-02-18 CN CN202010099474.1A patent/CN111152420A/en active Pending
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- 2020-03-04 WO PCT/CN2020/077834 patent/WO2020125817A2/en active Application Filing
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114393788A (en) * | 2022-01-19 | 2022-04-26 | 西南科技大学 | Convection mixing action mode filling balance regulation and control device |
| CN114393788B (en) * | 2022-01-19 | 2023-12-01 | 西南科技大学 | Filling balance regulating and controlling device for convection mixing action mode |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020125817A2 (en) | 2020-06-25 |
| JP6889808B2 (en) | 2021-06-18 |
| WO2020125817A3 (en) | 2020-12-30 |
| KR102247970B1 (en) | 2021-05-03 |
| JP2021508292A (en) | 2021-03-04 |
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