CN206465387U - High-precision silica gel diaphragm mould flash eliminates structure - Google Patents
High-precision silica gel diaphragm mould flash eliminates structure Download PDFInfo
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- CN206465387U CN206465387U CN201720041249.6U CN201720041249U CN206465387U CN 206465387 U CN206465387 U CN 206465387U CN 201720041249 U CN201720041249 U CN 201720041249U CN 206465387 U CN206465387 U CN 206465387U
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- China
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- jacking block
- mavable module
- module core
- silica gel
- model
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Abstract
Structure is eliminated the utility model discloses a kind of high-precision silica gel diaphragm mould flash, including dynamic model, mavable module core, jacking block, compensation block and thimble, wherein mavable module core is arranged in dynamic model, compensation block is set on jacking block, compensation block is provided with external screw thread, and mavable module core is provided with the internal thread matched with external screw thread, and external screw thread is connected with internal thread, thimble one end is arranged in dynamic model, and the other end is connected with jacking block.Mavable module core of the present utility model can be combined to realize the shaping of silicone skirt piece with the fixed mold core of cover half, and the setting of jacking block is the shape for facilitating silicone skirt piece designs, the setting of thimble is then the demoulding for facilitating silicone skirt piece, and the setting of compensating part then facilitates user to be adjusted the height of jacking block and position, the fit tolerance of jacking block and mavable module core is met the requirements, both are eliminated with this and coordinates the flash not caused, ensure to can be obtained the high accuracy of silicone skirt piece and high-quality, the generation of reduction defective products by the utility model.
Description
Technical field
The utility model is related to mold design field, more particularly to a kind of high-precision silica gel diaphragm mould flash
Eliminate structure.
Background technology
Diaphragm (diaphragm), it is mainly used in valve, is used as the critical component of valve switch.Common
Diaphragm typically uses plastic cement manufacture, but the toxicity of plastic cement is stronger, not degradable, and poor chemical stability, heat-resisting quantity
Can be poor, service life is short, and its use in the field of high request is extremely difficult to requirement.
In present automotive field, diaphragm can be used on the part such as automobile oil filter valve, in order to solve to ask above
Topic, people begin to use silica gel to make diaphragm, and the toxicity of silica gel is weaker, environment-friendly degradable, and stable chemical performance, resistance to height
Warm nature can be more better than plastic cement, and service life is long.On the other hand, because the safety requirements of automobile is high, it is to internal part
Connection reliability and functional reliability are also very high, and are even more more last layer for the requirement of the critical components such as valve, therefore for vapour
The dimensional accuracy of car diaphragm typically required in below 0.01mm, to ensure that it can be accurately fitted at valve port and reliably work
Make.
Increasing with the demand of automobile, the demand of high accuracy silica gel diaphragm is also increasing now, and it is generally logical
Cross precision die and carry out injection molding acquisition.And jacking block would generally be set on mould on dynamic model, forming surface can be provided with jacking block, this
The mode of kind, is finely adjusted if necessary to the shape to silicone skirt piece and only needs to that jacking block is designed to change to complete to the greatest extent, together
When, because the required precision of silicone skirt piece is very high, the loss influence of moulding section can not be ignored, and jacking block is separately provided and changed
Cost can be reduced.But, found during processing, when jacking block is arranged on dynamic model, due to the limited precision for assembling and processing, it is installed
Precision is uneven, and so after product injection, the inappropriate part of installation site can cause high-precision silica gel diaphragm to occur
Flash, has a strong impact on its precision, causes defective products.
Nowadays on the market, it is typically that above-mentioned position is carried out soldering to solve the above problems, but soldering is to operating personnel
It is required that very high, waste time and energy, and to carry out changing that difficulty is very big after soldering, precision is also difficult to be protected.
Utility model content
The purpose of this utility model is that product flash can be eliminated by providing one kind, it is ensured that the high accuracy of formed product precision
Silicone skirt sheetmolding mould flash eliminates structure.
Knot is eliminated there is provided a kind of high-precision silica gel diaphragm mould flash according to one side of the present utility model
Structure, including dynamic model, mavable module core, jacking block, compensation block and thimble, wherein mavable module core are arranged in dynamic model, and compensation block is set in jacking block
On, compensation block is provided with external screw thread, and mavable module core is provided with the internal thread matched with external screw thread, and external screw thread is connected with internal thread, pushes up
Pin one end is arranged in dynamic model, and the other end is connected with jacking block.
The beneficial effects of the utility model are：The utility model, come the use of mating mold cover half, is thus moved by dynamic model
Die can be implemented in combination with the shaping of silicone skirt piece with the fixed mold core of cover half, and the setting of jacking block is the shape for facilitating silicone skirt piece
Shape is designed, and the setting of thimble is then the demoulding for facilitating silicone skirt piece, and the setting of compensating part then facilitates user to jacking block
Height and position are adjusted so that the fit tolerance of jacking block and mavable module core can meet the requirements, and are eliminated with this because both coordinate
Flash that is improper and causing the appearance of final molding product, it is ensured that the high accuracy of silicone skirt piece is can be obtained by the utility model
With high-quality, the generation of reduction defective products.
In some embodiments, jacking block includes upper jacking block body and lower jacking block body, wherein upper jacking block body and lower jacking block body one
Body formed, compensation block is set on lower jacking block body.Thus, upper jacking block portion can preferably fit mavable module core, and lower jacking block portion can facilitate
The connection of compensation block, each several part realizes different work, can guarantee that the functional reliability of jacking block.
In some embodiments, jacking block also includes formed body, and formed body is detachably connected with upper jacking block body.Jacking block into
Loss of the type body position in processing is very big, and the part is independently arranged, the part can be facilitated to be changed, jacking block is reduced
Overall replacement frequency, reduce cost.
In some embodiments, upper jacking block body is provided with inclined-plane, and adhesive layer is provided between inclined-plane and mavable module core.The setting on inclined-plane
Coordinate preferably jacking block portion and mavable module core, and the movement in convenient upper jacking block portion, and adhesive layer can eliminate jacking block portion with
Gap between mavable module core, further reduces the product flash that gap is produced between jacking block and mavable module core.
Brief description of the drawings
Fig. 1 eliminates structure for a kind of high-precision silica gel diaphragm mould flash of embodiment of the present utility model
The sectional view of front view.
Fig. 2 is the enlarged drawing of Fig. 1 part A.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
With reference to Fig. 1 and Fig. 2, high-precision silica gel diaphragm mould flash eliminates structure, including dynamic model 1, mavable module core 2,
Jacking block 3, compensation block 4 and thimble 5.
Jacking block 3 includes upper jacking block body 31, lower jacking block body 32 and formed body 33, upper jacking block body 31 and the one of lower jacking block body 32 into
Type, and the side of upper jacking block body 31 is provided with inclined-plane, after a screw bolt passes formed body 33, upper jacking block body 31 and lower jacking block body 32
Mutually fix, i.e., be detachably connected between formed body 33 and upper jacking block body 31 by bolt with one end of thimble 5, and jacking block 3 and thimble 5
One end be connected by bolt, in addition, the other end of thimble 5 be arranged on dynamic model 1 dynamic model ejector retainner plate in.
Compensation block 4 is set on lower jacking block body 32, and compensation block 4 is provided with external screw thread, and mavable module core 2 is provided with and external screw thread
The internal thread matched, is connected between external screw thread and internal thread, i.e., jacking block 3 is inlaid in mavable module core 2 by compensation block 4, setting-in
The inclined-plane of the upper jacking block body 31 of jacking block 3 afterwards can be in contact with a part between mavable module core 2, and remaining gap portion can enclose glue
Water, i.e., can form adhesive layer 21 between the inclined-plane and mavable module core 2 of upper jacking block 31.
On the other hand, it is to improve production efficiency, mavable module core 2 can be set to multiple, and multiple mavable module cores 2 are inlaid in dynamic model 1
It is interior, and it is correspondingly arranged a jacking block 3 in each mavable module core 2.
When in use, dynamic model 1 can be closed the utility model with the cover half of mould so that mavable module core 2 and fixed mold core closure, high
Precision silicone skirt piece realizes shaping in the forming surface of mavable module core 2 and jacking block 3, after shaping, and thimble 5 can eject jacking block 3 so that
Product on jacking block 3 realizes the demoulding.
And when the fit tolerance of jacking block 3 and mavable module core 2 is undesirable, that is, when finding that shaped article can produce flash,
User can remove bolt, then rotation compensation block 4, and the cooperation position of external screw thread and internal thread is adjusted with this, be existed with changing jacking block 3
Position in mavable module core 2, until the fit tolerance on the inclined-plane and mavable module core 2 of upper jacking block 31 meets the requirements, thus, high-precision silica gel
Diaphragm will not also produce flash in the part after moulding, that is, realize the elimination of high-precision silica gel diaphragm flash.
In addition, when needing the shape to high-precision silica gel diaphragm to carry out small adjustment, it is only necessary to change jacking block 3 i.e.
It can again be produced, and when precision is not high because of Multi-step injection molding for formed body 33, also only need to change i.e. formed body 33
It can be produced again.
The utility model makes high-precision silica gel diaphragm depart from cover half 1 all the time in die sinking by air pressure, is ensured with this
The integrity degree and precision of product structure in the demoulding, it is ensured that the quality product rate of product.
Above-described is only some embodiments of the present utility model.For the person of ordinary skill of the art,
On the premise of the utility model creation design is not departed from, various modifications and improvements can be made, these belong to this practicality
New protection domain.
Claims (4)
1. high-precision silica gel diaphragm mould flash eliminates structure, it is characterised in that including dynamic model (1), mavable module core (2),
Jacking block (3), compensation block (4) and thimble (5), the mavable module core (2) are arranged in dynamic model (1), and the compensation block (4) is set in top
On block (3), the compensation block (4) is provided with external screw thread, and the mavable module core (2) is provided with the internal thread matched with external screw thread, described
External screw thread is connected with internal thread, and described thimble (5) one end is arranged in dynamic model (1), and the other end is connected with jacking block (3).
2. high-precision silica gel diaphragm mould flash according to claim 1 eliminates structure, it is characterised in that described
Jacking block (3) includes upper jacking block body (31) and lower jacking block body (32), and the upper jacking block body (31) and lower jacking block body (32) are integrally formed,
The compensation block (4) is set on lower jacking block body (32).
3. high-precision silica gel diaphragm mould flash according to claim 2 eliminates structure, it is characterised in that described
Jacking block (3) also includes formed body (33), and the formed body (33) is detachably connected with upper jacking block body (31).
4. the high-precision silica gel diaphragm mould flash according to Claims 2 or 3 eliminates structure, it is characterised in that
The upper jacking block body (31) is provided with inclined-plane, and adhesive layer (21) is provided between the inclined-plane and mavable module core (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720041249.6U CN206465387U (en) | 2017-01-13 | 2017-01-13 | High-precision silica gel diaphragm mould flash eliminates structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720041249.6U CN206465387U (en) | 2017-01-13 | 2017-01-13 | High-precision silica gel diaphragm mould flash eliminates structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206465387U true CN206465387U (en) | 2017-09-05 |
Family
ID=59705259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720041249.6U Expired - Fee Related CN206465387U (en) | 2017-01-13 | 2017-01-13 | High-precision silica gel diaphragm mould flash eliminates structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206465387U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111037855A (en) * | 2020-01-02 | 2020-04-21 | 株洲时代新材料科技股份有限公司 | Burr prevention method for threaded sleeve for injection molding rail and burr prevention injection mold |
-
2017
- 2017-01-13 CN CN201720041249.6U patent/CN206465387U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111037855A (en) * | 2020-01-02 | 2020-04-21 | 株洲时代新材料科技股份有限公司 | Burr prevention method for threaded sleeve for injection molding rail and burr prevention injection mold |
| CN111037855B (en) * | 2020-01-02 | 2021-10-26 | 株洲时代新材料科技股份有限公司 | Burr prevention method for threaded sleeve for injection molding rail and burr prevention injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170905 Termination date: 20190113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |