CN208730251U - Sharp-tongued and hot mouth component and hot runner system with it - Google Patents
Sharp-tongued and hot mouth component and hot runner system with it Download PDFInfo
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- CN208730251U CN208730251U CN201821335930.2U CN201821335930U CN208730251U CN 208730251 U CN208730251 U CN 208730251U CN 201821335930 U CN201821335930 U CN 201821335930U CN 208730251 U CN208730251 U CN 208730251U
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Abstract
The utility model discloses a kind of hot mouth component and hot runner system sharp-tongued and with it.It is described sharp-tongued including runner, sharp-tongued ontology and point, the sharp-tongued ontology is set as copper material, the sharp-tongued ontology includes first end and the second end that is oppositely arranged with the upper end, the point is set as steel material, on the point assembly and connection to the second end and constitutes the sharp-tongued gate end.Compared with prior art, the utility model has the following beneficial effects: the high thermal conductivity of copper material is on the one hand utilized, ensure that sharp-tongued bulk temperature by the steel material point and the sharp-tongued ontology of copper material in sharp-tongued middle setting combination connection；On the other hand the wearability of steel material is utilized, improves the wearability of sharp-tongued gate end, ensure that injecting products quality, opened up extensively molding range.
Description
Technical field
The utility model relates to hot runner mould field, more particularly to it is a kind of sharp-tongued, it further relates to a kind of sharp-tongued with this
Hot mouth component and hot runner system.
Background technique
It is at present that hot runner plastic injection mould passes through for common die in the injection mold that Injection Industry generallys use
The plastic cement products quality of hot runner system injection molding is higher, and hot runner system has saving raw material, improves production efficiency, automation
The advantages that degree is high.
Hot mouth component is indispensable part in hot runner system, has sharp-tongued, the prior art corresponding to cast gate
In, it is sharp-tongued that usually by copper, steel, wolfram steel etc., certain material is individually integrally formed.For example, the sharp-tongued preferable copper of material selection thermal conductivity
When, it is ensured that there is certain temperature at cast gate, but the wearability of copper is poor, sharp-tongued gate end is easily worn；Sharp-tongued material
When selecting steel or wolfram steel, sharp-tongued wearability can be promoted, but relative thermal conductivity can be poor.
Wherein when sharp-tongued material selection copper, join Fig. 1 and a kind of hot flow path component 100 shown in Fig. 2 comprising hot mouth ontology
1, copper material sharp-tongued 2 and sprue bush 3.Sprue bush 3 is sheathed on outside sharp-tongued 2, is used to be fixed on hot mouth ontology 1 for sharp-tongued 2；And
And cast gate S1 is formed between 3 inner cavity lower end of sprue bush and sharp-tongued 2 gate end 20, injection molding is with hot melt sizing material by hot mouth ontology 1
Runner A1 is flowed into mold cavity after sharp-tongued 2 runner A2 from cast gate S1, to process injecting products.Join Fig. 3, copper material mouth
The gate end 20 of point 2 is easily worn, and then influences injection molding effect, for example, and 1. cast gate temperature is lower, cast gate cold burden,
2. cast gate forms out-of-flatness, injecting products appearance is influenced, or even not up to standard.
To sum up, the prior art is sharp-tongued in selection and Application, can only stress thermal conductivity, wearability according to injecting products material
Wherein one side in the two, and cannot be considered in terms of two aspects.
Summary of the invention
For solve the problems, such as it is sharp-tongued in the prior art cannot be considered in terms of wearability and thermal conductivity, the purpose of this utility model is that
It is sharp-tongued to provide one kind, and further provides for a kind of with the sharp-tongued hot mouth component and hot runner system.
To realize one of above-mentioned purpose of utility model, an embodiment of the present invention provide it is a kind of sharp-tongued, it is described sharp-tongued
Including runner, sharp-tongued ontology and point, the sharp-tongued ontology is set as copper material, and the sharp-tongued ontology is described including limiting
The first end of the glue inlet of runner and the second end being oppositely arranged with the upper end, the point are set as steel
Matter on the point assembly and connection to the second end and constitutes the sharp-tongued gate end.
As the further improvement of an embodiment of the present invention, the runner is formed in the sharp-tongued ontology, described
The second end limits the gum outlet of the runner.
As the further improvement of an embodiment of the present invention, the number of the gum outlet is set as several, described
Runner includes sprue and several branch flow passages, and the sprue is connected to the glue inlet and along the sharp-tongued central axes
Extend, every branch flow passage is connected to the sprue and the corresponding gum outlet, and several gum outlets are around described
The distribution of central axes even circumferential.
As the further improvement of an embodiment of the present invention, the sharp-tongued body by integral forming, the point one
Body formed, the parallel direction of the point and the sharp-tongued ontology along the sharp-tongued central axes is mating.
As the further improvement of an embodiment of the present invention, the second end, which has, is formed in the recessed of its lower end
Slot, the upper end of the point are embedded in the groove, and the lower end of the point protrudes out downwards outside the groove and structure
At the sharp-tongued gate end.
As the further improvement of an embodiment of the present invention, the upper end of the groove and the point is set as phase
The cylindrical structure of adaptation.
As the further improvement of an embodiment of the present invention, the lower end of the point has the first outer surface, institute
The second end is stated with the second outer surface, first outer surface seamless interfacing to second outer surface lower end, and described the
One outer surface and second outer surface collectively form a circular conical surface.
To realize one of above-mentioned purpose of utility model, an embodiment of the present invention provides a kind of hot mouth component, described
Hot mouth component includes described sharp-tongued.
As the further improvement of an embodiment of the present invention, the hot mouth component further includes the heat with first runner
Mouth ontology and it is sheathed on the sharp-tongued outer sprue bush, the sprue bush sharp-tongued is fixedly connected on the hot mouth ontology for described
Lower section, the runner are connected with the first runner, are formed with cast gate between the sprue bush and the point.
To realize one of above-mentioned purpose of utility model, an embodiment of the present invention provides a kind of hot runner system, institute
It includes described sharp-tongued for stating hot runner system.
Compared with prior art, the utility model has the following beneficial effects: by sharp-tongued middle setting combination connection
Steel material point and the sharp-tongued ontology of copper material, are on the one hand utilized the high thermal conductivity of copper material, ensure that sharp-tongued whole temperature
Degree；On the other hand the wearability of steel material is utilized, improves the wearability of sharp-tongued gate end, ensure that injecting products matter
Amount, has opened up extensively molding range.
Detailed description of the invention
Fig. 1 is structural schematic diagram sharp-tongued in the prior art；
Fig. 2 is the partial structural diagram of hot mouth component in the prior art；
Fig. 3 is the sharp-tongued loss schematic diagram of hot mouth component in the prior art；
Fig. 4 is the sharp-tongued structural schematic diagram of an embodiment of the present invention；
Fig. 5 is the sharp-tongued structural exploded view of an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of the sharp-tongued former material of an embodiment of the present invention；
Fig. 7 is the partial structural diagram of the hot mouth component of an embodiment of the present invention.
Specific embodiment
The utility model is described in detail below with reference to specific embodiment shown in the drawings.But these embodiment party
Formula is not intended to limit the utility model, structure that those skilled in the art are made according to these embodiments, method or
Transformation functionally is all contained in the protection scope of the utility model.
An embodiment of the present invention provides a kind of sharp-tongued, and the sharp-tongued body part is set as copper material structure, and
Its gate end is set as steel material structure, to have both, thermal conductivity is good and two aspect of wearability, so that described sharp-tongued not
In the case where influencing bulk temperature, molding range is increased.The sharp-tongued specific implementation of one kind shown in 4~7 with reference to the accompanying drawing
Example, is introduced the technical solution of the utility model, the protection scope of the utility model is not limited, in present embodiment
Mentioned in it is every be applied to improving adaptability other it is sharp-tongued in.
Specific ginseng Fig. 4, an embodiment of the present invention provides one kind sharp-tongued 5, for conveying hot melt adhesive into mold cavity
Material.Sharp-tongued 5 include runner B2, sharp-tongued ontology 51 and the point 52 moved for hot melt adhesive stream.
Wherein, sharp-tongued ontology 51 is set as copper material structure comprising limits the first end of runner B2 glue inlet B210
Portion 511 and the second end 512 being oppositely arranged with first end 511, in the present embodiment, sharp-tongued 5 have central axes V, greatly
Referring to the upstream and downstream of runner B2 in cause, the direction definition in downstream is directed toward as "lower" along central axes V by the upstream runner B2, on the contrary definition
For "upper".In this way, first end 511 and about 512 the second end are oppositely arranged, first end 511 namely sharp-tongued ontology 51
Upper end, the lower end of the second end 512 namely sharp-tongued ontology 51.
Point 52 is set as steel material structure, on assembly and connection to the second end 511 and constitute sharp-tongued 5 cast gate
End.In other words namely sharp-tongued 5 when in use, point 52 corresponds to cast gate position when entering mold cavity for hot melt adhesive stream
It sets.
In this way, sharp-tongued the 5 of the utility model, pass through the steel material point 52 of setting combination connection and copper material sharp-tongued
On the one hand the high thermal conductivity of copper material is utilized in body 51, ensure that sharp-tongued 5 bulk temperature；On the other hand steel material is utilized
Wearability, improve the wearability of sharp-tongued 5 gate end, ensure that injecting products quality, opened up extensively molding range.
Further, runner B2 is formed in sharp-tongued ontology 51, has the glue inlet limited by first end 511
The B210 and gum outlet B220 limited by the second end 512, that is to say, that hot melt sizing material entering from first end 511
Glue mouth B210 is flowed into the runner B2 inside sharp-tongued ontology 51, and the gum outlet B220 from the second end 512 flows out sharp-tongued
Outside body 51.In this way, can be further ensured that the temperature of hot melt sizing material by the way that runner B2 to be formed in sharp-tongued ontology 51, prevent cold
Material, and can increase by sharp-tongued 5 structural strength, and reduce sharp-tongued 5 machine-shaping difficulty.Certainly, in other embodiments
In, it can also be by increasing point 52 or adjusting the path of runner B2 so that at least partly section of runner B2 (such as is connected to
The partial sector of gum outlet B220) it is formed in point 52 or is formed between point 52 and sharp-tongued ontology 51, these changes
Change the skill objective all without departing from the utility model.
In the present embodiment, runner B2 includes sprue B21 and branch flow passage B22.Wherein, sprue B21 is specifically set
It is set to and is formed in sharp-tongued hollow cavity ontology 51 middle part and extended along central axes V, be connected at 511 upper surface of first end
Glue inlet B210；The number of branch flow passage B22 is set as several, corresponding, and gum outlet B220 is set as and several affluent-dividings
Road B22 number is consistent, and every branch flow passage B22 is connected to sprue B21 and corresponding gum outlet B220.
Several gum outlet B220 are both formed on the outer surface 5a of the second end 512, are located at 52 top of point, several
Gum outlet B220 is distributed around central axes V even circumferential, to guarantee that heating sizing material at cast gate is uniformly distributed, and promotes injecting products matter
Amount.
In the present embodiment, the number of gum outlet B220 is set as two, and two gum outlet B220 are centered on the V of central axes
It is oppositely arranged.Corresponding, the number of flow manifold B22 is also configured as two.With it is certain, in other embodiments, gum outlet
The number of B220 may also be configured to three, four etc..
Further, sharp-tongued ontology 51 is integrally formed, and point 52 is also integrally formed, and the two edge is parallel to central axes V's
Direction is mating.
Preferably, join Fig. 5, the second end 512 has the groove 513 for being formed in its lower end, the interference fit of point 52 ground
It is embedded in groove 513.Specifically, the upper end 521 of point 52 is embedded in groove 513, the lower end 522 of point 52 to
Under protrude out outside groove 513, thus make the lower end 522 of point 52 constitute sharp-tongued 5 gate end.That is, sharp-tongued 5 are using
When, the lower end 522 of point 52 corresponds to gate location when entering mold cavity for hot melt adhesive stream, heats sizing material from gum outlet
The lower end 522 that point 52 is flowed through after B220 outflow runner B2 enters mold cavity.
In the present embodiment, groove 513 is set as cylindrical groove, corresponding, and the upper end 521 of point 52 is set to phase
The cylindrical body of adaptation.
Further, the lower end 522 of point 52 has an outer surface 5b, the outer surface 5b seamless interfacing of lower end 522 to the
The outer surface lower end 5a of two ends 512, the two collectively form a circular conical surface.In this way, it is ensured that the hot melt adhesive after flowing out stream road B2
Material can successively along the outer surface 5a of the second end 512, lower end 522 outer surface 5b smooth flow at cast gate.
Join Fig. 6, the processing method that the present embodiment additionally provides as described above sharp-tongued 5, the processing method specifically includes:
Firstly, providing a copper-based former material 510, the copper-based former material 510 is subsequent to can be used for molding sharp-tongued ontology 51, in the copper-based former material
A groove 5101 is processed by techniques such as machinings on 510, it is preferable that groove 5101 is cylinder；Then, provide one with it is recessed
The compatible base steel former material 520 of slot 5101, the base steel former material 520 can be subsequently used for molding point 52, by base steel original
It is embedded in groove 5101 to the interference fit of material 520, it is preferable that base steel former material 520 is compatible with cylinder shape groove 5101
Cylindrical body；Finally, according to design requirement, using the central axes V1 of base steel former material 520 as benchmark, in copper-based former material 510 and base steel
Sharp-tongued 5 are processed on the assembly of former material 520.Wherein, groove 5101 corresponds to the groove 513 of sharp-tongued ontology 51, base steel former material
520 central axes V1 is consistent with sharp-tongued 5 central axes V.
In this way, reprocessing out sharp-tongued 5 by first assembling copper-based former material 510 and base steel former material 520, can simplify processing work
Skill reduces difficulty of processing, while avoiding joining between the lower end surface 5a of sharp-tongued ontology 51 and the lower end surface 5b of point 52
Gap or height tomography.
Further, join Fig. 7, an embodiment of the present invention also provide it is a kind of with as described above sharp-tongued 5 hot mouth group
Part 200, the hot mouth component 200 further include hot mouth ontology 4 and sprue bush 6.
Wherein, hot mouth ontology 4 is in hollow cylindrical configuration comprising pipe portion 41 and the assisted parts for being connected to 41 lower section of pipe portion
42, be formed with runner B1 in pipe portion 41, at the inner surface of assisted parts 42 with such as screw thread, buckle including couplings.
Sharp-tongued 5 are docked to 4 lower section of hot mouth ontology, and sharp-tongued 5 runner B2 is conducted with the runner B1 of hot mouth ontology 4, thus
So that hot melt sizing material can be out of, the runner B1 of hot mouth ontology 4 flow to sharp-tongued 5 runner B2.
Sprue bush 6 is also in hollow cylindrical configuration, and inner surface 61 crosses a cavity C up and down, outer surface setting
There is fixed structure compatible with the couplings.
When hot mouth ontology 4, sharp-tongued 5 and sprue bush 6 mutually assemble, sprue bush 6 is sheathed on sharp-tongued 5 outside and supports upwards
Sharp-tongued 5 first end 511,6 upper end of sprue bush are sheathed on the described solid of the inside of assisted parts 42 of hot mouth ontology 4 and sprue bush 6
The couplings for determining structure and hot mouth ontology 4 cooperate, so that sharp-tongued 5 are connected to hot mouth ontology 4 relatively fixedly
Lower section.That is, sprue bush 6 can play fixed function to the connection of sharp-tongued 5 and hot mouth ontology 4.
Further, in the present embodiment, when hot mouth ontology 4, sharp-tongued 5 and sprue bush 6 mutually assemble, under sprue bush 6
Inner surface 61 and 52 outer surface 5b of point cross a circular cast gate S2 jointly at end, heat sizing material followed by hot mouth ontology
Enter in mold cavity after 4 runner B1, sharp-tongued 5 sprue B21 and branch flow passage B22, after cast gate S2, thus machine-shaping
Injecting products out.
Further, one embodiment of the application further includes a kind of hot runner system, and the hot runner system has institute as above
The hot mouth component 200 stated has as described above sharp-tongued 5 in other words.
Compared with prior art, the utility model has the following beneficial effects:
(1) by the way that the steel material point 52 and the sharp-tongued ontology 51 of copper material of combination connection are arranged in sharp-tongued 5, on the one hand
The high thermal conductivity of copper material is utilized, ensure that sharp-tongued 5 bulk temperature；On the other hand the wearability of steel material is utilized, mentions
The high wearability of sharp-tongued 5 gate end, ensure that injecting products quality, has opened up extensively molding range；
(2) pass through and first assemble copper-based former material 510 and base steel former material 520, reprocess out sharp-tongued 5, can simplify processing technology,
Difficulty of processing is reduced, while avoiding occurring handover gap between the lower end surface 5a of sharp-tongued ontology 51 and the lower end surface 5b of point 52
Or height tomography.
Those listed above is described in detail the feasible embodiment only for the utility model and illustrates, it
Not to limit the protection scope of the utility model, it is all without departing from equivalence enforcement side made by the utility model skill spirit
Formula or change should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of sharp-tongued, described sharp-tongued including runner, sharp-tongued ontology and point, the sharp-tongued ontology is set as copper material, institute
State the second end that sharp-tongued ontology includes first end and is oppositely arranged with the first end, which is characterized in that the point
End is set as steel material, on the point assembly and connection to the second end and constitutes the sharp-tongued gate end.
2. according to claim 1 sharp-tongued, which is characterized in that the runner is formed in the sharp-tongued ontology, and described
One end limits the glue inlet of the runner, and the second end limits the gum outlet of the runner.
3. according to claim 2 sharp-tongued, which is characterized in that the number of the gum outlet is set as several, the stream
Road includes sprue and several branch flow passages, and the sprue is connected to the glue inlet and prolongs along the sharp-tongued central axes
It stretches, every branch flow passage is connected to the sprue and the corresponding gum outlet, and several gum outlets are located at described
It is distributed above point and around the central axes even circumferential.
4. according to claim 1 sharp-tongued, which is characterized in that the sharp-tongued body by integral forming, the point one
Molding, the parallel direction of the point and the sharp-tongued ontology along the sharp-tongued central axes are mating.
5. according to claim 4 sharp-tongued, which is characterized in that the second end has the groove for being formed in its lower end,
The upper end of the point is embedded in the groove, and the lower end of the point protrudes out downwards outside the groove and constitutes institute
State sharp-tongued gate end.
6. according to claim 5 sharp-tongued, which is characterized in that the groove is set as mutually fitting with the upper end of the point
The cylindrical structure matched.
7. according to claim 5 sharp-tongued, which is characterized in that the lower end of the point has the first outer surface, described
The second end has the second outer surface, first outer surface seamless interfacing to second outer surface lower end, and described first
Outer surface and second outer surface collectively form a circular conical surface.
8. a kind of hot mouth component, which is characterized in that the hot mouth component includes that claim 1~7 is described in any item sharp-tongued.
9. hot mouth component according to claim 8, which is characterized in that the hot mouth component further includes having first runner
Hot mouth ontology and it is sheathed on the sharp-tongued outer sprue bush, the sprue bush sharp-tongued is fixedly connected on the hot mouth sheet for described
Below body, the runner is connected with the first runner, is formed with cast gate between the sprue bush and the point.
10. a kind of hot runner system, which is characterized in that the hot runner system includes the described in any item mouths of claim 1~7
Point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821335930.2U CN208730251U (en) | 2018-08-17 | 2018-08-17 | Sharp-tongued and hot mouth component and hot runner system with it |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821335930.2U CN208730251U (en) | 2018-08-17 | 2018-08-17 | Sharp-tongued and hot mouth component and hot runner system with it |
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| CN208730251U true CN208730251U (en) | 2019-04-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108890989A (en) * | 2018-08-17 | 2018-11-27 | 柳道万和(苏州)热流道系统有限公司 | Sharp-tongued and its processing method, hot mouth component and hot runner system |
-
2018
- 2018-08-17 CN CN201821335930.2U patent/CN208730251U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108890989A (en) * | 2018-08-17 | 2018-11-27 | 柳道万和(苏州)热流道系统有限公司 | Sharp-tongued and its processing method, hot mouth component and hot runner system |
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