CN208730252U - Sharp-tongued, hot mouth component and hot runner system - Google Patents
Sharp-tongued, hot mouth component and hot runner system Download PDFInfo
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- CN208730252U CN208730252U CN201821345477.3U CN201821345477U CN208730252U CN 208730252 U CN208730252 U CN 208730252U CN 201821345477 U CN201821345477 U CN 201821345477U CN 208730252 U CN208730252 U CN 208730252U
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Abstract
The utility model discloses a kind of sharp-tongued, the sharp-tongued first runner including sharp-tongued ontology and composition part hot flow path, the first runner is set to the sharp-tongued body interior, the sharp-tongued ontology has corresponding to the lower end at the cast gate of the hot flow path, the first runner is connected in the lower end with outside, it is described it is sharp-tongued further include the heat-conducting layer for being sheathed on the outside of the sharp-tongued ontology, and be sheathed on the supporting layer outside the heat-conducting layer.Compared with prior art, the utility model has the following beneficial effects: by being set as sharp-tongued ontology, the heat-conducting layer mode nested with three layers of supporting layer for sharp-tongued, provide a possibility that selecting various material, pass through the combination of unlike material, thermal conductivity is combined with wearability, ensure that sharp-tongued bulk temperature, and improves the wearability at sharp-tongued cast gate, it ensure that injecting products quality, opened up extensively molding range.
Description
Technical field
The utility model relates to hot runner mould field, it is related to a kind of sharp-tongued, further relates to a kind of with the sharp-tongued 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, is had corresponding to the sharp-tongued of cast gate.Sharp-tongued choosing
It selects, on the one hand requires thermal conductivity preferable, guarantee cast gate temperature, on the other hand require wearability preferable, guarantee that molding range is wide.And
Current material mutually restricts both ways, in selection and Application, can only stress in a certain respect according to injecting products material.
In the prior art, sharp-tongued usually separately made by certain material, material has copper, steel, wolfram steel etc..When sharp-tongued material is selected
When with copper, because copper thermal conductivity is preferable, it can be ensured that cast gate has certain temperature, but copper wearability is poor, sharp-tongued gate area that
Part is easier to wear, and can destroy cast gate, influence injection molding；When sharp-tongued material selection steel or wolfram steel, because wearability is preferable,
It can be used to be molded material containing glass, but thermal conductivity is inadequate.
Utility model content
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
First runner including sharp-tongued ontology and composition part hot flow path, the first runner is set to the sharp-tongued body interior, described
Sharp-tongued ontology, which has, to be corresponded to the lower end at the cast gate of the hot flow path, and the first runner is in the lower end and outside
Connection, it is described it is sharp-tongued further include the heat-conducting layer for being sheathed on the outside of the sharp-tongued ontology, and be sheathed on outside the heat-conducting layer
Supporting layer.
As the further improvement of an embodiment of the present invention, the heat-conducting layer includes the first heated parts and discharging heating
Portion, first heated parts are exposed from inside to outside from the supporting layer and limit the sharp-tongued partial outer face.
As the further improvement of an embodiment of the present invention, the sharp-tongued ontology includes defining the lower end
Discharging portion and the feeder being connected to above the discharging portion, the outer diameter of the feeder are greater than the outer diameter of the discharging portion, institute
The outer surface of sharp-tongued ontology is stated in the discharging portion and the feeder intersection in step-like, first heated parts are upper and lower
It is held on direction between the supporting layer and the feeder and is exposed to the sharp-tongued side.
As the further improvement of an embodiment of the present invention, the supporting layer includes adjacent first heated parts
Second heated parts and the support portion being connected to below second heated parts, the feeder, first heated parts and described
Second heated parts collectively form outer surface hollow structure cylindrical.
As the further improvement of an embodiment of the present invention, the heat-conducting layer is inwardly interference fitted to described sharp-tongued
Outside body, and/or, the supporting layer is inwardly interference fitted to the heat-conducting layer.
As the further improvement of an embodiment of the present invention, is arranged between the heat-conducting layer and the sharp-tongued ontology
One brazing layer fixed part, and/or, the second brazing layer fixed part is set between the supporting layer and the heat-conducting layer.
As the further improvement of an embodiment of the present invention, the heat-conducting layer is set as integrally formed copper-based thermally conductive
Part, the sharp-tongued ontology and the supporting layer are respectively set to integrally formed steel construction piece or wolfram steel structural member.
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 having the hot mouth of second flow channel and described sharp-tongued, described sharp-tongued to be connected to the hot mouth so that described first
Runner is connected with the second flow channel.
As the further improvement of an embodiment of the present invention, the hot mouth component further includes heater, the heating
Device is in contact with some or all of in the sharp-tongued ontology, the heat-conducting layer and the supporting layer；The hot mouth includes main body
Part and the mating portion for being formed in the main part lower end, the upper end of the sharp-tongued ontology are sheathed on described match with interference
Socket part is exceptionally and outer diameter equally butts up against below the main part.
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 being set as sharp-tongued ontology by sharp-tongued, leading
The thermosphere structure nested with three layers of supporting layer provides a possibility that selecting various material to be sharp-tongued, passes through the group of unlike material
It closes, thermal conductivity is combined with wearability, ensure that sharp-tongued bulk temperature, and improves the wearability at sharp-tongued cast gate,
It ensure that injecting products quality, opened up extensively molding range.
Detailed description of the invention
Fig. 1 is the vertical section structure schematic diagram under the hot mouth component application scenarios of an embodiment of the present invention；
Fig. 2 is the sharp-tongued vertical section structure schematic diagram of an embodiment of the present invention；
Wherein, 1, sharp-tongued；11, sharp-tongued ontology；111, feeder；112, discharging portion；12, heat-conducting layer；121, first is heated
Portion；122, discharge heating part；13, supporting layer；131, the second heated parts；132, support portion；133, groove；14, the first brazing layer
Fixed part；15, the second brazing layer fixed part；2, hot mouth；21, main part；22, mating portion；3, sprue bush；4, heater；
5, workpiece；A0, hot mouth component；R0, runner；R1, first runner；R2, second flow channel；S1, cast gate.
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.
A preferred embodiment of the hot mouth component A0 of the utility model is shown in conjunction with Fig. 1 and Fig. 2, the utility model one is real
It applies example and a kind of hot runner system is provided, the hot runner system includes flow distribution plate, the hot mouth component being assembled on the flow distribution plate
A0, temperature control box and at least formed on the hot flow path in the flow distribution plate and the hot mouth component A0, by adding to injecting glue material
The plastics of molten condition are successively poured into mold after the flow distribution plate, the hot mouth component A0 by the means of heat and temperature control
In type chamber, the formation of gating system of material is avoided.
Wherein, the hot flow path has the cast gate S1 being formed near the end hot mouth component A0, in the present embodiment,
The hot runner system includes sprue bush 3, and the cast gate S1 is surrounded by the sprue bush 3 and the mold, certainly, at it
In his feasible embodiment, the hot runner system can also cancel the sprue bush 3, be formed with empty avoiding on the mold, described
Hot mouth component A0 is extended into the empty avoiding and is surrounded the cast gate S1 out with the mold.
In the present embodiment, hot mouth component A0 have central axes, for clearly express the application in described position with
Determined by hot flow path upstream along the direction that downstream is directed toward in central axes referring generally to the upstream and downstream of hot flow path in hot mouth component A0 in direction
Justice is "lower", otherwise is defined as "upper".
In the present embodiment, hot mouth component A0 includes hot mouth 2, sharp-tongued 1 and heater 4.
The hot mouth 2 includes main part 21 and the mating portion 22 for being formed in 21 lower end of main part；Sharp-tongued 1
In the lower end of hot mouth 2, end is sheathed on outside the mating portion 22 thereon and outer diameter equally butts up against the main part
Divide 21 lower sections；Heater 4 is located at the side of hot mouth 2 and sharp-tongued 1, the inner wall and the outer surface phase of hot mouth 2 and sharp-tongued 1 of heater 4
Fitting.
Inside hot mouth component A0 setting through hot mouth 2 and sharp-tongued 1 and composition part hot flow path runner R0, runner R0 includes
First runner R1 and second flow channel R2, first runner R1 are through inside sharp-tongued ontology 11, and second flow channel R2 is through in hot mouth 2
Portion, sharp-tongued 1 with hot mouth 2 when being connected, and first runner R1 is connected with the second flow channel R2 constitutes runner R0, the hot mouth 2
In molten condition plastics along the type chamber that the runner R0 injects the mold after described sharp-tongued 1.
Sharp-tongued 1 is set as sharp-tongued ontology 11, heat-conducting layer 12 structure nested with 13 3 layers of supporting layer, such as Fig. 1 and Fig. 2 institute
Show；
The upper end of sharp-tongued ontology 11 constitutes sharp-tongued 1 upper end；The lower end of sharp-tongued ontology 11 constitutes sharp-tongued 1 lower end
The lower end in portion, the lower end of sharp-tongued ontology 11, sharp-tongued ontology 11 is corresponded to the cast gate S1 of hot flow path, and first runner R1 is under
End is connected to outside；Heat-conducting layer 12 is sheathed on outside the sharp-tongued ontology 11；Supporting layer 13 is further set in thermally conductive
Outside layer 12.In this way, being by being set as sharp-tongued ontology 11, heat-conducting layer 12 structure nested with 13 3 layers of supporting layer for sharp-tongued 1
Sharp-tongued 1 provides a possibility that selecting various material, and by the combination of unlike material, thermal conductivity is combined with wearability, protects
Sharp-tongued 1 bulk temperature has been demonstrate,proved, and has improved the wearability at sharp-tongued 1 cast gate S1, injecting products quality has been ensure that, opens up extensively
Form range.
For example, setting integrally formed copper-based heat-conducting piece for heat-conducting layer 12, sharp-tongued ontology 11 and supporting layer 13 are set respectively
Set as one molding steel construction piece or wolfram steel structural member, since copper thermal conductivity is preferable, ensures that cast gate S1 has by heat-conducting layer 12
Certain temperature, by corresponding to the sharp-tongued ontology 11 of cast gate S1, makes cast gate S1 simultaneously as steel or wolfram steel wearability are preferable
Region is not easy to wear, is consolidated by supporting layer 13 to sharp-tongued 1 structure, the similar three layers of nested structure of " sandwich " equally
This is set sharp-tongued 1 to have both wear-resisting and thermally conductive good advantage.
Further, heat-conducting layer 12 includes the first heated parts 121 and discharging heating part 122, and the first heated parts 121 are from support
Layer 13 is exposed from inside to outside and limits sharp-tongued 1 partial outer face.The outer surface and add that first heated parts 121 are exposed
Hot device 4 is in contact, and discharging heating part 122 is transferred heat to after being heated by heater 4, and discharging heating part 122 again passes heat
It is defeated on sharp-tongued ontology 11, so that sharp-tongued ontology 11 be made to be maintained at certain temperature.
Supporting layer 13 includes the second heated parts 131 of adjacent first heated parts 121 and is connected to below the second heated parts 131
Support portion 132, the second heated parts 131 of supporting layer 13 are used to improve sharp-tongued 1 temperature, avoid dissipating for 12 temperature of heat-conducting layer
Hair, support portion 132 are used to support the cooperation of sharp-tongued 1 Yu other component (such as sprue bush 3).
Sharp-tongued ontology 11 further includes defining the discharging portion 112 of the lower end of sharp-tongued ontology 11 and being connected to discharging portion 112
The feeder 111 of top, feeder 111 define the upper end of sharp-tongued ontology 11, and the first heated parts 121 are held in upper and lower
Between the feeder 111 of sharp-tongued ontology 11 and the support portion 132 of supporting layer 13 and be exposed to sharp-tongued 1 side, heater 4 is from upper
Outer surface under successively with the feeder 111 of sharp-tongued ontology 11, heat-conducting layer 12 and supporting layer 13 fits.
In the present embodiment, the outer diameter of feeder 111 is greater than the outer diameter of discharging portion 112, the outer surface of sharp-tongued ontology 11 in
Discharging portion 112 and 111 intersection of feeder are in step-like.Heat-conducting layer 12 is set on discharging portion 112, the first heated parts 121
Upper surface and the lower surface of feeder 111 offset；Supporting layer 13 be set in discharging heating part 122 on, the second heated parts 131 it is upper
Surface and the lower surface of the first heated parts 121 offset.Feeder 111, the first heated parts 121 and the common structure of the second heated parts 131
At outer surface hollow structure cylindrical, heater 4 is also configured as inner surface hollow structure cylindrical, be set in into
Material portion 111, the first heated parts 121 and the second heated parts 131 outer surface.Setting adds the production of heater 4 in this way
Work process is simple, does not need the complicated shape of production and can assemble with this three-decker combine, and on the other hand makes good appearance, and three
Assembly relation between person becomes simple.
In addition, if sharp-tongued ontology 11, heat-conducting layer 12 and supporting layer 13 are arranged to other structures, by the inside of heater 4
It is adjusted according to the structure of three, after meeting matching requirements, heater 4 is made to be in contact respectively with three, be also able to achieve this
The purpose of utility model.
In the present embodiment, equal mistake between heat-conducting layer 12 and sharp-tongued ontology 11 and between supporting layer 13 and heat-conducting layer 12
It is full of cooperation, in this way, between 13 three of sharp-tongued ontology 11, heat-conducting layer 12 and supporting layer after the assembly is completed, it is de- to be not likely to produce sliding
It falls, avoids the possibility of the failure to produce relative rotation between three and three's thermal expansion coefficient when heated different, avoid
Landing is led to the problem of after heated, keeps connection relationship even closer.Certainly, in other feasible embodiments, can also only be arranged
It is interference fitted between 2 ontology of heat-conducting layer 12 and hot mouth, or is only arranged between supporting layer 13 and heat-conducting layer 12 and is interference fitted.
Further, the first brazing layer fixed part 14 is set between heat-conducting layer 12 and sharp-tongued ontology 11, and/or, branch
Second brazing layer fixed part 15 is set between support layer 13 and heat-conducting layer 12, to reinforce sharp-tongued 1 after interference fit, is made between any two
It connects even closer, avoids the possibility of failure.
Further, sprue bush 3 is sheathed on outside sharp-tongued 1, and sprue bush 3 and the support portion 132 of supporting layer 13 offset.
Compared with prior art, the utility model has the following beneficial effects:
(1) embedding using sharp-tongued ontology 11, heat-conducting layer 12 and 13 3 layers of supporting layer by changing the structure of sharp-tongued 1 end
It is corresponded to the position of cast gate S1 using the wear-resisting characteristic of sharp-tongued ontology 11, by heater 4 to three-decker by the mode of set
It heats simultaneously, heat-conducting layer 12 is made to transfer heat to the end of sharp-tongued ontology 11, and to play support simultaneously wear-resisting for supporting layer 13, with
And the function of being kept the temperature for heat-conducting layer 12；
(2) by way of by copper and steel alloy combination, the high thermal conductivity of copper material is on the one hand utilized, ensure that sharp-tongued
1 bulk temperature；On the other hand the wearability of steel material is utilized, improves the wearability and mouth at sharp-tongued 1 end cast gate S1
Wearability between point 1 and sprue bush 3, ensure that injecting products quality, has opened up extensively molding range.
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, the sharp-tongued first runner including sharp-tongued ontology and composition part hot flow path, the first runner is set
In the sharp-tongued body interior, the sharp-tongued ontology have it is corresponding to the lower end at the cast gate of the hot flow path, described first
Runner in the lower end with outside be connected to, which is characterized in that it is described it is sharp-tongued further include be sheathed on the sharp-tongued ontology outside
The heat-conducting layer in portion, and it is sheathed on the supporting layer outside the heat-conducting layer.
2. according to claim 1 sharp-tongued, which is characterized in that the heat-conducting layer includes the first heated parts and discharging heating
Portion, first heated parts are exposed from inside to outside from the supporting layer and limit the sharp-tongued partial outer face.
3. according to claim 2 sharp-tongued, which is characterized in that the sharp-tongued ontology includes defining going out for the lower end
Material portion and the feeder being connected to above the discharging portion, the outer diameter of the feeder is greater than the outer diameter of the discharging portion, described
The outer surface of sharp-tongued ontology is in the discharging portion and the feeder intersection in step-like, and first heated parts are in upper and lower
It clamps up between the feeder and the supporting layer and is exposed to the sharp-tongued side.
4. according to claim 3 sharp-tongued, which is characterized in that the supporting layer includes the of adjacent first heated parts
Two heated parts and the support portion being connected to below second heated parts, the feeder, first heated parts and described the
Two heated parts collectively form outer surface hollow structure cylindrical.
5. according to claim 1 sharp-tongued, which is characterized in that the heat-conducting layer is inwardly interference fitted to the sharp-tongued ontology
Outside, and/or, the supporting layer is inwardly interference fitted to the heat-conducting layer.
6. according to claim 1 sharp-tongued, which is characterized in that be arranged first between the heat-conducting layer and the sharp-tongued ontology
Brazing layer fixed part, and/or, the second brazing layer fixed part is set between the supporting layer and the heat-conducting layer.
7. according to claim 1 sharp-tongued, which is characterized in that the heat-conducting layer is set as integrally formed copper-based thermally conductive
Part, the sharp-tongued ontology and the supporting layer are respectively set to integrally formed steel construction piece or wolfram steel structural member.
8. a kind of hot mouth component, which is characterized in that the hot mouth component includes the hot mouth and claim 1 with second flow channel
Any one of~7 described sharp-tongued, described sharp-tongued to be connected to the hot mouth so that the first runner is connected with the second flow channel.
9. a kind of hot mouth component according to claim 8, which is characterized in that the hot mouth component further includes heater, institute
It states heater to be in contact with some or all of in the sharp-tongued ontology, the heat-conducting layer and the supporting layer, the hot mouth packet
Main part and the mating portion for being formed in the main part lower end are included, the upper end of the sharp-tongued ontology is sheathed on described match
Socket part is exceptionally and outer diameter equally butts up against below the main part.
10. a kind of hot runner system, which is characterized in that the hot runner system includes any one of claim 1~7 mouth
Point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821345477.3U CN208730252U (en) | 2018-08-20 | 2018-08-20 | Sharp-tongued, hot mouth component and hot runner system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821345477.3U CN208730252U (en) | 2018-08-20 | 2018-08-20 | Sharp-tongued, hot mouth component and hot runner system |
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| Publication Number | Publication Date |
|---|---|
| CN208730252U true CN208730252U (en) | 2019-04-12 |
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| CN201821345477.3U Active CN208730252U (en) | 2018-08-20 | 2018-08-20 | Sharp-tongued, hot mouth component and hot runner system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108748891A (en) * | 2018-08-20 | 2018-11-06 | 柳道万和(苏州)热流道系统有限公司 | Sharp-tongued, hot mouth component and hot runner system |
-
2018
- 2018-08-20 CN CN201821345477.3U patent/CN208730252U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108748891A (en) * | 2018-08-20 | 2018-11-06 | 柳道万和(苏州)热流道系统有限公司 | Sharp-tongued, hot mouth component and hot runner system |
| CN108748891B (en) * | 2018-08-20 | 2024-04-30 | 柳道万和(苏州)热流道系统有限公司 | Nozzle tip, hot nozzle assembly and hot runner system |
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