CN208730247U - A kind of liquid-state silicon gel cold runner nozzle - Google Patents
A kind of liquid-state silicon gel cold runner nozzle Download PDFInfo
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- CN208730247U CN208730247U CN201820881758.4U CN201820881758U CN208730247U CN 208730247 U CN208730247 U CN 208730247U CN 201820881758 U CN201820881758 U CN 201820881758U CN 208730247 U CN208730247 U CN 208730247U
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- nozzle
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- diversion pipe
- silicon gel
- state silicon
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Abstract
The utility model discloses a kind of liquid-state silicon gel cold runner nozzle, including nozzle body, the nozzle body includes nozzle front, nozzle middle part and nozzle rear portion, and the nozzle front, nozzle middle part and nozzle rear portion are successively set with connection；The nozzle front is equipped with jet hole, and the nozzle rear portion is equipped with feeding inlet, is connected with diversion pipe between the jet hole and feeding inlet；Coolant flow channel is equipped in the nozzle body, the coolant flow channel is close to the diversion pipe setting, and the both ends of the coolant flow channel are connected separately with cooling water inlet and cooling water outlet；The coolant flow channel, cooling water inlet and cooling water outlet are connected to form a closed cooling system.Liquid-state silicon gel cold runner nozzle provided by the utility model by the way that cooling system is arranged, improves machining accuracy, to ensure that product quality compared to existing technologies.
Description
Technical field
The utility model relates to liquid silica gel field shaping technique more particularly to a kind of liquid-state silicon gel cold runner nozzles.
Background technique
Injection molding production, which refers to, granular or powdered plastic to be added in the machine barrel of injection molding machine, and passes through the rotation of screw rod and machine barrel
Outer wall heating makes plastics become molten condition, and melt is injected the lower closure of temperature with very high pressure and faster speed
In mold, keeps (also known as pressure maintaining) cooling by certain time and pressure, make its curing molding, taking-up product can be opened.Note
The process flow for penetrating molding machine is simple, since whole processes are completed by machine, be not required to ingredient in high temperature adhesive process, refining glue,
The artificial processes such as blank, pendulum material, only need a worker to take product, and product accuracy is high, therefore yield is high, saves people, saves
Electricity, material saving etc. are multinomial excellent, can produce it is nearly all using high-temp glue as the product of material, be a few years from now on silastic material development
A mainstream.
It is injection moulded liquid silastic (LSR), complete entitled injection moulding liquid silastic, is that one kind can be by consumer
With producer favor product, liquid-state silicon gel is made by silica gel product, have it is good elasticity and waterproof and dampproof property, it is acidproof,
The erosion of a variety of chemical substances such as alkali, thus be generally used for substitution household plastic articles, as silica gel milk bottle be exactly compare sell fast and
Popular a liquid-state silicon gel product.Liquid-state silicon gel is also the silica gel material used when doing body operation simultaneously, shaping industry and
The all too busy to get away support of physical therapy industry, liquid-state silicon gel do not contain any harmful substance, are not easy to deform simultaneously.Liquid-state silicon gel is double
The liquid material of component, is divided into component A and B component, and the work of mixing machine is abundant with accurate 1:1 ratio by component A and B component
Mixing.Again because part formulations are colored designs, so being furnished with color pump group and color metering section.A+B component, additive, face
Color etc. enters plasticizing system after being sufficiently mixed.This plasticized screw has the function of homogenizing, mixing simultaneously, will be mixed by screw rod
Material is injected into mold heat, and at 170~200 DEG C of mould temperature, silica gel is cured reaction.
Since the liquid-state silicon gel coefficient of expansion is higher, when heating, can be expanded, and but have small contraction when cooling, component is not
Can keep in a mold accurate side away from.
Utility model content
The purpose of this utility model is to provide a kind of liquid-state silicon gel cold runner nozzles, to solve the above technical problem.
For this purpose, the utility model uses following technical scheme:
A kind of liquid-state silicon gel cold runner nozzle, including nozzle body, the nozzle body include nozzle front, nozzle middle part
With nozzle rear portion, the nozzle front, nozzle middle part and nozzle rear portion are successively set with connection；The nozzle front is equipped with nozzle
Mouthful, the nozzle rear portion is equipped with feeding inlet, is connected with diversion pipe between the jet hole and feeding inlet；
Coolant flow channel is equipped in the nozzle body, the coolant flow channel is close to the diversion pipe setting, and the cooling
The both ends of runner are connected separately with cooling water inlet and cooling water outlet；The coolant flow channel, cooling water inlet and cooling water go out
Mouth connection forms a closed cooling system.
Optionally, the suit between the nozzle front, nozzle middle part and nozzle rear portion is connected as detachable connection.
It optionally, is detachable connection between nozzle rear portion in the middle part of the diversion pipe and the nozzle front, nozzle.
Optionally, pass through screw connection between nozzle rear portion in the middle part of the diversion pipe and the nozzle front, nozzle.
Optionally, sealing needle/needle valve for measuring silica gel material is equipped in the diversion pipe.
Optionally, the shape of the feeding inlet be infundibulate, and the feeding inlet bottle neck it is relatively fine tubulose part be connected to
The diversion pipe.
The utility model embodiment has the advantages that
Liquid-state silicon gel cold runner nozzle provided by the utility model, compared to existing technologies, by the way that cooling system is arranged,
Machining accuracy is improved, to ensure that product quality.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is a kind of structural schematic diagram of liquid-state silicon gel cold runner nozzle provided by the embodiment of the utility model；
Fig. 2 is that the structure of component diversion pipe in a kind of liquid-state silicon gel cold runner nozzle provided by the embodiment of the utility model is shown
It is intended to.
It illustrates:
10, nozzle body；11, nozzle front；12, in the middle part of nozzle；13, nozzle rear portion；141, cooling water inlet；142, cold
But water out；15, jet hole；16, feeding inlet；17, diversion pipe；171, mounting plate.
Specific embodiment
It is practical below in conjunction with this to enable the purpose of this utility model, feature, advantage more obvious and understandable
Attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that under
The described embodiments are only a part of the embodiments of the utility model in face, and not all embodiment.Based on the utility model
In embodiment, all other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that when a component is considered as " connection " another component,
It can be directly to another component or may be simultaneously present the component being centrally located.When a component is considered as
" setting exists " another component, it, which can be, is set up directly on another component or may be simultaneously present the group being centrally located
Part.
In addition, the indicating positions such as term " length " " short " "inner" "outside" or positional relationship for the orientation that is shown based on attached drawing or
Person's positional relationship is merely for convenience of description the utility model, rather than the device or original part of indication or suggestion meaning must have
There is this specific orientation, operated with specific orientation construction, should not be understood as the limitation of the utility model with this.
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
Fig. 1, Fig. 2 are please referred to, present embodiments provides a kind of liquid-state silicon gel cold runner nozzle, the nozzle application is in injection molding machine
It is molded into production, is specifically included that
Nozzle body 10, the nozzle body 10 include nozzle front 11, nozzle middle part 12 and nozzle rear portion 13, the spray
Mouth front 11, nozzle middle part 12 and nozzle rear portion 13 are successively set with connection.
Specifically, the suit between the nozzle front 11, nozzle middle part 12 and nozzle rear portion 13 is connected as detachable
Connection.
For the ease of disassembly, cleaning, maintenance, to improve the service life of the nozzle, the diversion pipe 17 with before the nozzle
Detachable connection in the middle part of portion 11, nozzle between 12 and nozzle rear portion 13 is screw connection, so that nozzle is integrally in detachable
Design, it is convenient for safeguarding, it improves work efficiency to a certain extent and reduces production cost.
In the present embodiment, it is provided through inner cavity in nozzle front 11, nozzle middle part 12 and nozzle rear portion 13, the inner cavity
It is interior to be equipped with diversion pipe 17.Wherein, the nozzle front 11 is equipped with jet hole 15, and the nozzle rear portion 13 is equipped with feeding inlet 16, leads
Flow tube 17 is connected between the jet hole 15 and feeding inlet 16.Sizing material enters from feeding inlet 16, via diversion pipe 17 and passes through
Jet hole 15 projects.
Coolant flow channel is equipped in the nozzle body 10, the coolant flow channel is close to the diversion pipe 17 and is arranged, and described
The both ends of coolant flow channel are connected separately with cooling water inlet 141 and cooling water outlet 142；The coolant flow channel, cooling water inlet
141 are connected to one closed cooling system of formation with cooling water outlet 142.
By the way that the cooling system is arranged, realize the cooling of sizing material in injection molding so that the sizing material in diversion pipe 17 not by
Solidify and keep below solidification temperature under flowable state, so that the sizing material in runner still keeps liquid in product stripping
State stays in mold, realizes the continuous injection moulding of mold, forms the machining state substantially without discarded sizing material, greatly reduces
Cost reduces the manufacture difficulty of silica gel mould cold runner nozzle.
Further, since the cooling system structure is simple, and it is easy to use, reduce the manufacturing cost of cold runner nozzle.
In one of them optional embodiment of the present embodiment, the diversion pipe 17 and the nozzle front 11, spray
It is detachable connection between 12 and nozzle rear portion 13 in the middle part of mouth, wherein diversion pipe 17 is detachably installed in by mounting plate 171
12 in the middle part of nozzle.
Detachable connection in the middle part of diversion pipe 17 and the nozzle front 11, nozzle between 12 and nozzle rear portion 13, is used
In the middle part of by diversion pipe 17 and nozzle front 11, nozzle 12 and nozzle rear portion 13 quickly separate, thus simplify cleaning,
The process of maintenance.
In one of them optional embodiment of the present embodiment, it is equipped in the diversion pipe 17 and is used for stoichiometric silicon glue material
Sealing needle/needle valve of material.It is capable of the shot of accurate measurement silica gel sizing material, by the sealing needle/needle valve to reach accurate
The purpose of processing.
In one of them optional embodiment of the present embodiment, the shape of the feeding inlet 16 is infundibulate, and institute
State the relatively fine tubulose part of 16 bottle neck of feeding inlet and be connected to the diversion pipe 17, the biggish opening of 16 bottle neck of feeding inlet then for into
Material enters in diversion pipe 17 with enabling sizing material efficient uniform.
The above, above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although ginseng
The utility model is described in detail according to previous embodiment, those skilled in the art should understand that: it is still
It is possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equally replaced
It changes；And these are modified or replaceed, various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (6)
1. a kind of liquid-state silicon gel cold runner nozzle, including nozzle body, it is characterised in that:
The nozzle body includes nozzle front, in the middle part of nozzle and nozzle rear portion, in the middle part of the nozzle front, nozzle and after nozzle
Portion is successively set with connection；The nozzle front is equipped with jet hole, and the nozzle rear portion is equipped with feeding inlet, the jet hole and pan feeding
Diversion pipe is connected between mouthful；
Coolant flow channel is equipped in the nozzle body, the coolant flow channel is close to the diversion pipe setting, and the coolant flow channel
Both ends be connected separately with cooling water inlet and cooling water outlet；The coolant flow channel, cooling water inlet and cooling water outlet connect
It is logical to form a closed cooling system.
2. liquid-state silicon gel cold runner nozzle according to claim 1, which is characterized in that in the middle part of the nozzle front, nozzle
Suit between nozzle rear portion is connected as detachable connection.
3. liquid-state silicon gel cold runner nozzle according to claim 2, which is characterized in that before the diversion pipe and the nozzle
It is detachable connection between nozzle rear portion in the middle part of portion, nozzle.
4. liquid-state silicon gel cold runner nozzle according to claim 3, which is characterized in that before the diversion pipe and the nozzle
Pass through screw connection between nozzle rear portion in the middle part of portion, nozzle.
5. liquid-state silicon gel cold runner nozzle according to claim 1, which is characterized in that be equipped with based in the diversion pipe
Measure sealing needle/needle valve of silica gel material.
6. liquid-state silicon gel cold runner nozzle according to claim 1, which is characterized in that the shape of the feeding inlet is funnel
Shape, and the relatively fine tubulose part of the feeding inlet bottle neck is connected to the diversion pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820881758.4U CN208730247U (en) | 2018-06-07 | 2018-06-07 | A kind of liquid-state silicon gel cold runner nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820881758.4U CN208730247U (en) | 2018-06-07 | 2018-06-07 | A kind of liquid-state silicon gel cold runner nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208730247U true CN208730247U (en) | 2019-04-12 |
Family
ID=66025346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820881758.4U Active CN208730247U (en) | 2018-06-07 | 2018-06-07 | A kind of liquid-state silicon gel cold runner nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208730247U (en) |
-
2018
- 2018-06-07 CN CN201820881758.4U patent/CN208730247U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 523602 Room 101, building 1, No. 4, Zhouwu Yinzhu Road, Dongcheng Street, Dongguan City, Guangdong Province Patentee after: DONGGUAN JINGHENG MACHINE Co.,Ltd. Address before: 523602 No. 3, Yinzhu Road, Zhouwu Industrial Zone, Dongcheng District, Dongguan City, Guangdong Province Patentee before: DONGGUAN JINGHENG MACHINE Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |