CN109397628A - A kind of mold that solid-state Silicon moulds pressure injection is penetrated and technique - Google Patents
A kind of mold that solid-state Silicon moulds pressure injection is penetrated and technique Download PDFInfo
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- CN109397628A CN109397628A CN201811487096.3A CN201811487096A CN109397628A CN 109397628 A CN109397628 A CN 109397628A CN 201811487096 A CN201811487096 A CN 201811487096A CN 109397628 A CN109397628 A CN 109397628A
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- penetrated
- injection
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- 238000002347 injection Methods 0.000 title claims abstract description 48
- 239000007924 injection Substances 0.000 title claims abstract description 48
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 29
- 239000010703 silicon Substances 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 36
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000000741 silica gel Substances 0.000 claims abstract description 29
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 29
- 150000001875 compounds Chemical class 0.000 claims description 13
- 239000002699 waste material Substances 0.000 claims description 9
- 238000001746 injection moulding Methods 0.000 claims description 7
- 238000004073 vulcanization Methods 0.000 claims description 7
- 238000004898 kneading Methods 0.000 claims description 4
- 238000010068 moulding (rubber) Methods 0.000 claims 1
- 230000007547 defect Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 description 8
- 239000000499 gel Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000000748 compression moulding Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
-
- 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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
-
- 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
- B29C45/2701—Details not specific to hot or cold runner channels
- B29C45/2708—Gates
-
- 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
- B29C45/32—Moulds having several axially spaced mould cavities, i.e. for making several separated articles
-
- 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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
- B29C2045/0027—Gate or gate mark locations
-
- 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
- B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
- B29C2045/0037—Moulding articles or parts thereof without parting line
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention relates to a kind of mold that solid-state Silicon moulds pressure injection is penetrated and technique, the mold that the solid-state Silicon moulds pressure injection is penetrated includes lower template, the cope plate above lower template and the pressure plate for executing depression to cope plate at work；The upper surface of the lower template is provided with the type chamber according to made from required product contour structures, the flash slot by type chamber, the material feeding circular groove being connected to flash slot, the upper surface of the cope plate digs the runner with predetermined depth, it is opening at the top of runner, runner bottom is provided with multiple injection orifices, and injection orifice is connected to runner and material feeding circular groove；The lower lock block that the bottom of pressure plate is equipped with complete covering runner open top and can push along side wall of flow channel.When the silica gel product of mold and technique production through the invention demoulds, tears position open certainly and automatically disengaged with product, be not necessarily to manual demolition, open defect is also not present, effectively increases productivity, has reduced or remitted the dismounting process for tearing position open certainly, improved product yield and product quality.
Description
Technical field
The present invention relates to silica gel to be molded field, especially with regard to a kind of mold that New Solid Silicon moulds pressure injection is penetrated and work
Skill.
Background technique
The moulding process of silica gel can be divided into two major classes according to silica gel type, and one kind is that solid-state silica gel forms, and one kind is liquid
The molding of state silica gel；The molding of solid-state silica gel can be divided into compression molding and extrusion molding again, and liquid-state silicon gel is generally molded injection
Molding.
Conventional solid-state silica gel mould pressing process is: relying on heating in closed mould cavity by silica gel materials, pressurizes and be shaped to silicon
Raw material is usually passed through kneading machine uniform stirring into rubber compound, mold is moved into vulcanization forming machine, is added by the processing of glue product
Temperature.Then silica gel material is put into mold, die closing pressurization makes it form and solidify or vulcanizes, then demoulded to obtain silica gel product.
The product of conventional solid-state silica gel molding die molding there are open defect, demoulded after 1. moldings, aperture from
It tears open with product depanning, is pulled out again by manually tearing the aperture of product certainly open after depanning；2. tear position open has 0.05- to product aperture certainly
0.08mm's tears position open certainly, the product obvious open defect small for shape, and not can avoid.
Summary of the invention
In view of this, the present invention is in order to solve the above technical problems, provide a kind of mold that New Solid Silicon moulds pressure injection is penetrated
And technique is torn position open certainly and is automatically disengaged with product, without manually tearing open when being demoulded by the silica gel product that this mold and technique produce
It removes, open defect is also not present.
The purpose of the present invention is achieved through the following technical solutions:
A kind of mold that solid-state Silicon moulds pressure injection is penetrated, cope plate including lower template, above lower template and in work
The pressure plate of depression is executed in work to cope plate；The upper surface of the lower template is provided with according to required product contour structures
Type chamber obtained, the flash slot by type chamber, the material feeding circular groove being connected to flash slot, the upper surface of the cope plate has been dug
Runner with predetermined depth, runner top are opening, and runner bottom is provided with multiple injection orifices, and injection orifice is connected to runner and infuses
Expect circular groove；The lower lock block that the bottom of pressure plate is equipped with complete covering runner open top and can push along side wall of flow channel.
The injection orifice includes the upper hole being connected to runner and the lower opening being connected to material feeding circular groove, and upper hole is mutually interconnected with lower opening
Logical, the upper hole is in up big and down small funnel-form, and the lower opening is cylindrical.
The upper hole and runner junction are provided with chamfering；The lower part in the upper hole and the top of lower opening connect, upper hole
Central axes and the central axes of lower opening are on same straight line, and the lower section area in upper hole is greater than the top area of section of lower opening.
The lower surface of the cope plate is provided with the type core according to made from required product contour structures, the type chamber and type core
The inside for combining the mold of composition is a cavity, and the cavity is identical as the contour structures of the required product.
The material feeding circular groove is semicircle bulbous recess, and the center of circle of material feeding circular groove is located on injection orifice central axes.
It is provided with the type chamber of N row M column in the lower template, is provided with M-1 material feeding circular groove on every a line type chamber, wherein N
For the integer more than or equal to 1, M is the integer greater than 1, and there are the hair arranged towards type cavity direction in the two sides of material feeding circular groove
Side slot.
A kind of solid-state silica gel injection moulding process, specifically includes the following steps:
S1, the mold is made according to the contour structures of required product；
S2, silica gel materials are placed in kneading machine and are stirred, rubber compound is made；
S3, it will be heated in lower template, cope plate, pressure plate merging vulcanization forming machine, vulcanization；
S4, lower template, cope plate, pressure plate are assembled；
S5, rubber compound is injected in the runner of cope plate；
S6, be pressed downward compeling pressure plate, the rubber compound in runner by after the extruding of pressure plate by injection orifice be injected into material feeding circular groove,
And it is intracavitary via flash slot to enter type；
S7, mold is solidified, is heated, is vulcanized；
S8, die sinking obtain required product.
The step further includes the step S9 after step S8 is arranged in: removing the waste material in cope plate.
The step further includes the step S5.9 before step S6 is arranged in: being vacuumized to the mold for being marked with rubber compound.
Specifically, material is pressed into the runner of cope plate by silica gel material by pressure plate, then enter lower die via injection orifice
The flash slot of plate and to eventually enter into type intracavitary, then mold is solidified, heat, is vulcanized, required product is obtained after die sinking, wherein
Waste material more than injection orifice can disconnect automatically with lower template flash groove location after die sinking.Therefore after die sinking, it is only necessary to remove upper mold
The waste material of plate runner and injection orifice.
Compared with the prior art, the invention has the advantages that:
The mold that solid-state Silicon moulds pressure injection of the invention is penetrated by being transformed to traditional die structure so that thus mold and its
The silica gel product of corresponding process production, can tear a waste material open certainly with it and automatically disengage, be not necessarily to manual demolition, be also not present
Open defect effectively increases productivity, has reduced or remitted the dismounting process for tearing position open certainly, has improved product yield and product quality.
Detailed description of the invention
Fig. 1 is the explosive view for the mold that the solid-state Silicon moulds pressure injection of the embodiment of the present invention is penetrated.
Fig. 2 is the tomograph of the lower template for the mold that the solid-state Silicon moulds pressure injection of the embodiment of the present invention is penetrated.
Fig. 3 is the enlarged drawing of a-quadrant in Fig. 2.
Fig. 4 is the tomograph of the pressure plate for the mold that the solid-state Silicon moulds pressure injection of the embodiment of the present invention is penetrated.
Fig. 5 is the tomograph of the cope plate for the mold that the solid-state Silicon moulds pressure injection of the embodiment of the present invention is penetrated.
Fig. 6 is the enlarged drawing of B area in Fig. 5.
Fig. 7 is the three-dimensional figure of the upper template for the mold that the solid-state Silicon moulds pressure injection of the embodiment of the present invention is penetrated.
Fig. 8 is the composite structural diagram of the injection orifice for the mold that the solid-state Silicon moulds pressure injection of the embodiment of the present invention is penetrated.
Fig. 9 is the explosive view for the mold that the solid-state Silicon moulds pressure injection of the embodiment of the present invention is penetrated.
Specific embodiment
In order to facilitate the understanding of those skilled in the art, making below in conjunction with specific embodiments and drawings to the present invention further
Detailed description.
Fig. 1-9 is please referred to, the embodiment of the present invention includes:
A kind of mold that solid-state Silicon moulds pressure injection is penetrated, including lower template 1, the cope plate being placed in lower template 12 and is pressed in
Pressure plate 3 on cope plate 2；Lower template upper surface 14 is provided with the type chamber 4 according to made from required product contour structures, is located at type
The flash slot 5 on 4 side of chamber, the material feeding circular groove 6 being connected to flash slot 5,5 bottom surface of flash slot is parallel to horizontal plane, the depth of material feeding circular groove
Degree is greater than the depth of flash slot, and cope plate upper surface 15 digs the runner 7 with predetermined depth, is open, stream at the top of runner 7
7 bottom of road is provided with multiple injection orifices 8, and injection orifice 8 is connected to runner 7 and material feeding circular groove 6；The bottom of pressure plate 3, which is equipped with, completely to be covered
7 open top of lid runner and the lower lock block 9 that can be pushed along 7 side wall of runner.
Injection orifice 8 includes the upper hole 10 being connected to runner 7 and the lower opening 11 being connected to material feeding circular groove 6, upper hole 10 and lower opening
11 are interconnected, and upper hole 10 is in up big and down small funnel-form, and lower opening 11 is cylindrical；Upper hole 10 is provided with 7 junction of runner
Chamfering 12；The lower part in upper hole 10 is connect with the top of lower opening 11, and the central axes in upper hole 10 are in same with the central axes of lower opening 11
On straight line, the lower section area in upper hole 10 is greater than the top area of section of lower opening 11；Cope plate lower surface 16 is provided with basis
The inside that type core 13 made from required product contour structures, type chamber 4 and type core 13 combine the mold of composition is a cavity,
Cavity is identical as the contour structures of required product；Material feeding circular groove 6 is semicircle bulbous recess, and the center of circle of material feeding circular groove 6 is located at injection
On 8 central axes of hole；The type chamber 4 of N row M column is provided in lower template 1, wherein N is the integer more than or equal to 1, and M is greater than 1
Integer, M-1 material feeding circular groove 6 is provided on every a line type chamber 4, and the two sides of material feeding circular groove 6 have one to arrange towards 4 direction of type chamber
The flash slot 5 of cloth, flash slot 5 is closer to each other with type chamber 4 but does not contact with each other, and wherein flash slot 5 and type chamber 4 are shallower by depth
Little groove or through-hole connection.
A kind of solid-state silica gel injection moulding process, specifically includes the following steps:
S1, mold is made according to the contour structures of required product；
S2, silica gel materials are placed in kneading machine and are stirred, rubber compound is made；
S3, lower template 1, cope plate 2, pressure plate 3 are placed in heating in vulcanization forming machine, vulcanization；
S4, lower template 1, cope plate 2, pressure plate 3 are assembled；
S5, rubber compound is injected in the runner 7 of cope plate 2；
S5.9, the mold for being marked with rubber compound is vacuumized；
S6, it is pressed downward compeling pressure plate 3, the rubber compound in runner 7 is injected into material feeding by injection orifice 8 by after the extruding of pressure plate 3
Circular groove 6 simultaneously enters in type chamber 4 via flash slot 5；
S7, mold is solidified, is heated, is vulcanized；
S8, die sinking obtain required product；
Waste material in S9, removing cope plate 2.
Specifically, material is pressed into the runner of cope plate by silica gel material by pressure plate, then enter lower die via injection orifice
The flash slot of plate and to eventually enter into type intracavitary, then mold is solidified, heat, is vulcanized, required product is obtained after die sinking, wherein
Waste material more than injection orifice can disconnect automatically with lower template flash groove location after die sinking.Therefore after die sinking, it is only necessary to remove upper mold
The waste material of plate runner and injection orifice.
It is silica gel raw material, vulcanizing agent, coloring agent that silica gel product, which produces main auxiliary material, and advantage is most occupied compared with Shooting Technique
Be that cost is relatively low, solid-state silica gel mould is cheaper than liquid in the industry, raw material than liquid-state silicon gel price relatively more
Cheaply, the die cavity multi-product of mold is higher, and disadvantage is then manual operation trouble, and tearing spue line open certainly does not have liquid perfection, product
20 degree or so to greatest extent of softness.It is designed from conventional solid-state silica gel mould, reaches simplified manual operation, it is close to tear spue line open certainly
In liquid-state silicon gel requirement.
Research and development are suitable for the mold that solid-state silica gel compression molding forming machine uses and are passed through using liquid-state silicon gel injection molding principle
The mould structure of the molding ejection formation of suitable product is developed in design on mould structure.Reach product without glue-feeder, and does not have
There are apparent molding lines and flash flaw, appearance is relatively more exquisite seamless.
The mold that the solid-state Silicon moulds pressure injection of the present embodiment is penetrated is by being transformed traditional die structure, so that thus mould
Tool and its silica gel product of corresponding process production, can tear a waste material open certainly with it and automatically disengage, be not necessarily to manual demolition, also
There is no open defects, effectively increase productivity, have reduced or remitted the dismounting process for tearing position open certainly, have improved product yield and product product
Matter.
Although description of this invention combination embodiments above carries out, those skilled in the art
Member can carry out many replacements based on the above contents, modifications and variations, be obvious.Therefore, all such substitutions,
Improvements and changes are included in the spirit and scope of appended claims.
Claims (9)
1. a kind of mold that solid-state Silicon moulds pressure injection is penetrated, which is characterized in that including lower template (1), be located above lower template (1)
Cope plate (2) and the pressure plate (3) for being used at work execute cope plate (2) depression；The lower template (1)
Upper surface is provided with the type chamber (4) according to made from required product contour structures, is located at type chamber (4) other flash slot (5) and flash
The material feeding circular groove (6) of slot (5) connection, the upper surface of the cope plate (2) digs the runner (7) with predetermined depth, runner
(7) top is opening, and runner (7) bottom is provided with multiple injection orifices (8), and injection orifice (8) is connected to runner (7) and material feeding circular groove
(6)；The pushing that the bottom of pressure plate (3) is equipped with complete covering runner (7) open top and can push along runner (7) side wall
Block (9).
2. the mold that solid-state Silicon moulds pressure injection according to claim 1 is penetrated, which is characterized in that the injection orifice (8) includes
The upper hole (10) being connected to runner (7) and the lower opening (11) being connected to material feeding circular groove (6), upper hole (10) mutually interconnect with lower opening (11)
Logical, the upper hole (10) is in up big and down small funnel-form, and the lower opening (11) is cylindrical.
3. the mold that solid-state Silicon moulds pressure injection according to claim 2 is penetrated, which is characterized in that the upper hole (10) and runner
(7) junction is provided with chamfering (12)；The lower part of the upper hole (10) is connect with the top of lower opening (11), the axis of upper hole (10)
The central axes of line and lower opening (11) are on same straight line, and the top that the lower section area of upper hole (10) is greater than lower opening (11) is cut
Face area.
4. the mold that solid-state Silicon moulds pressure injection according to claim 1 is penetrated, which is characterized in that under the cope plate (2)
Surface is provided with type core (13) according to made from required product contour structures, and the type chamber (4) is combined with type core (13)
The inside of the mold constituted is a cavity, and the cavity is identical as the contour structures of the required product.
5. the mold that solid-state Silicon moulds pressure injection according to claim 1 is penetrated, which is characterized in that the material feeding circular groove (6) is
Semicircle bulbous recess, the center of circle of material feeding circular groove (6) are located on injection orifice (8) central axes.
6. the mold that solid-state Silicon moulds pressure injection according to claim 1 is penetrated, which is characterized in that set on the lower template (1)
It is equipped with the type chamber (4) of N row M column, wherein N is the integer more than or equal to 1, and M is the integer greater than 1, is set on every a line type chamber (4)
It is equipped with M-1 material feeding circular groove (6), there are the flash slot (5) arranged towards type chamber (4) direction in the two sides of material feeding circular groove (6).
7. a kind of solid-state silica gel injection moulding process, which is characterized in that including solid-state silicon as claimed in any one of claims 1 to 6
The mold that rubber moulding pressure injection is penetrated, specifically includes the following steps:
S1, the mold is made according to the contour structures of required product；
S2, silica gel materials are placed in kneading machine and are stirred, rubber compound is made；
S3, it will be heated in lower template (1), cope plate (2), pressure plate (3) merging vulcanization forming machine, vulcanization；
S4, lower template (1), cope plate (2), pressure plate (3) are assembled；
S5, rubber compound is injected in the runner (7) of cope plate (2)；
S6, it is pressed downward compeling pressure plate (3), the rubber compound in runner (7) is infused by after the extruding of pressure plate (3) by injection orifice (8)
Enter to material feeding circular groove (6) and is entered in type chamber (4) via flash slot (5)；
S7, mold is solidified, is heated, is vulcanized；
S8, die sinking obtain required product.
8. solid-state silica gel injection moulding process according to claim 7, which is characterized in that the step further includes that setting exists
Step S9 after step S8: the waste material in cope plate (2) is removed.
9. solid-state silica gel injection moulding process according to claim 7, which is characterized in that the step further includes that setting exists
Step S5.9 before step S6: the mold for being marked with rubber compound is vacuumized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811487096.3A CN109397628A (en) | 2018-12-06 | 2018-12-06 | A kind of mold that solid-state Silicon moulds pressure injection is penetrated and technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811487096.3A CN109397628A (en) | 2018-12-06 | 2018-12-06 | A kind of mold that solid-state Silicon moulds pressure injection is penetrated and technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109397628A true CN109397628A (en) | 2019-03-01 |
Family
ID=65457525
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| CN201811487096.3A Pending CN109397628A (en) | 2018-12-06 | 2018-12-06 | A kind of mold that solid-state Silicon moulds pressure injection is penetrated and technique |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072998A (en) * | 2020-09-09 | 2020-12-11 | 合肥阳光新能源科技有限公司 | Accumulated water flow guide mechanism and manufacturing method thereof |
| CN112141514A (en) * | 2020-09-23 | 2020-12-29 | 中山纽迈适贸易有限公司 | Silica gel milk storage bag and manufacturing method thereof |
| CN115782057A (en) * | 2022-10-24 | 2023-03-14 | 苏州三卓韩一橡塑科技有限公司 | Liquid silica gel injection mold, system and method |
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