CN201544418U - Hot runner point sprue nozzle - Google Patents
Hot runner point sprue nozzle Download PDFInfo
- Publication number
- CN201544418U CN201544418U CN2009202740908U CN200920274090U CN201544418U CN 201544418 U CN201544418 U CN 201544418U CN 2009202740908 U CN2009202740908 U CN 2009202740908U CN 200920274090 U CN200920274090 U CN 200920274090U CN 201544418 U CN201544418 U CN 201544418U
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- CN
- China
- Prior art keywords
- tongued
- sharp
- hot runner
- pedestal
- point gate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a hot runner point sprue nozzle which comprises a nozzle head and a base, wherein the base is connected with a body, the nozzle head and the base are arranged separately, the nozzle head is made of alloy in hardness of more than 75 degrees, and the base is made of copper alloy. The hot runner point sprue nozzle is ensured to have good heat conductivity and abrasion resistance, also can enable the sprayed melt to have required temperature and hardness.
Description
Technical field
The utility model relates to a kind of hot runner mould, particularly relates to a kind of hot runner pin-point gate mouth.
Background technology
Hot runner mould is a kind of injection molding mould, and it advantage such as economizes in raw materials, can enhance productivity and be commonly used because have.Typical a kind of hot runner mould mainly is made of several parts such as hot runner pin-point gate mouth, hot runner manifold, temperature controllers.Wherein, the hot runner pin-point gate mouth is used to limit a melt passageway, melted material is delivered to the precalculated position such as die cavity.For the hot runner pin-point gate mouth, on the one hand, keep melted material to flow suitably and curing to guarantee it in required temperature, on the other hand, stand the abrasion that form when melted material flows.
But the present good but abrasion performance not of hot runner pin-point gate mouth that uses or thermal conductivity, otherwise wear-resisting but thermal conductivity is bad, therefore need a kind of new-type cast gate mouth that can meet these two kinds of demands simultaneously of design, so that injection moulding.
The utility model content
The purpose of this utility model is to provide the hot runner pin-point gate mouth of the good and abrasion performance of a kind of thermal conductivity.
For achieving the above object, the utility model provides a kind of hot runner pin-point gate mouth, and this hot runner pin-point gate mouth comprises sharp-tongued and pedestal, pedestal connects body by the spiral shell seat, described sharp-tongued and base-separation setting, sharp-tongued is that alloy more than 75 ° is made by hardness, pedestal is made by copper alloy.
In embodiment of the present utility model, preferably, described sharp-tonguedly make by wolfram steel.Described sharp-tongued and described seamless connection of pedestal, this seamless connection is meant, earlier pedestal is heated to 250 and takes the photograph more than the formula degree, puts into sharp-tongued then, and the screw thread nargin of utilizing described sharp-tongued tail end is clamped on described pedestal with sharp-tongued.The described sharp-tongued trapezoidal shape that is set to, the top of described pedestal has groove, and this groove is set to and described sharp-tongued the cooperation, to accept described sharp-tongued tail end.The bore of groove is slightly less than the external diameter 0.02mm of described sharp-tongued bottom.
In embodiment of the present utility model, the top of described pedestal is circular-arc, and the bottom of pedestal is locked on the described body by described spiral shell seat.The bottom outer wall of pedestal is coated with calandria, is formed with avoiding hollow groove between this calandria and the described spiral shell seat.Be provided with runner in the pedestal, the structure of this runner is a kind of in Y type, cross, the set that fan type is formed.
The beneficial effects of the utility model are: the utility model by adopt different materials, and separate be provided with sharp-tongued with pedestal, when can make the cast gate mouth have better wearability, also have good thermal conductivity and wearability, thereby make the melt of ejaculation have required temperature and intensity.The utility model is accepted described when sharp-tongued at groove, take the photograph more than the formula degree by earlier pedestal being heated to 250, puts into sharp-tongued then, and the screw thread nargin of utilizing described sharp-tongued tail end is clamped on described groove with sharp-tongued, can make sharp-tongued and the pedestal seamless combination.The utility model forms avoiding hollow groove between calandria and described spiral shell seat, heat can be concentrated be transmitted to sharp-tongued.
The purpose of this utility model, advantage and characteristics will illustrate by the non-limitative illustration of following preferred embodiment and explain that these embodiment only provide as an example with reference to accompanying drawing.
Description of drawings
Fig. 1 is the structural representation according to a kind of hot runner pin-point gate mouth of the present utility model;
Fig. 2 is the decomposition texture schematic diagram of the hot runner pin-point gate mouth among Fig. 1;
Fig. 3 is the enlarged diagram of the hot runner pin-point gate mouth among Fig. 2;
Fig. 4 is the cut-away section schematic diagram of the hot runner pin-point gate mouth among Fig. 1;
Fig. 5 is the flow chart according to the manufacture method of a kind of hot runner pin-point gate mouth of the present utility model.
The Reference numeral that relates among the figure is as follows:
100. hot runner pin-point gate mouth 10. is sharp-tongued
11. sharp-tongued 10 tail end 20. pedestals
21. top 22. grooves of pedestal 20
23. the bottom 30. spiral shell seats of pedestal 20
31. avoiding hollow groove 40. bodies
The specific embodiment
Fig. 1 shows the hot runner pin-point gate mouth 100 according to the utility model embodiment, and it comprises sharp-tongued 10 and pedestal 20, and pedestal 20 connects bodies 40 by spiral shell seat 30.
Fig. 2 has illustrated hot runner pin-point gate mouth 100 with the form of exploded view, and as shown in the figure, sharp-tongued 10 separate setting with pedestal 20.Wherein sharp-tongued 10 is that alloy more than 75 ° is made by hardness, and preferably, sharp-tongued 10 are made by wolfram steel, and pedestal 20 is made by copper alloy.
Fig. 3 further shows sharp-tongued 10 and the concrete structure of pedestal 20.Sharp-tongued 10 are trapezoidal shape, and sharp-tongued 10 tail end 11 has screw thread.The top 21 of pedestal 20 has groove 22, and this groove 22 is set to and can cooperates with described sharp-tongued 10, to be used to accept described sharp-tongued 10 tail end 11.The bore of groove 22 is slightly less than the external diameter 0.02mm of described sharp-tongued 10 bottom 11.The top 21 of pedestal 20 is circular-arc, and the bottom 23 of pedestal 20 can be locked on the body 40 by spiral shell seat 30.
Fig. 4 shows hot runner pin-point gate mouth 100 with the form of profile.In fact, can also be provided with calandria 24 on the bottom 23 of pedestal 20, be formed with avoiding hollow groove 31 between pedestal 20 and the spiral shell seat 30, this avoiding hollow groove 31 is used for isolated heat conduction and is transmitted to sharp-tongued 10 so that heat is concentrated.Be provided with runner in the pedestal 20, the structure of this runner can be set to Y type, cross or fan type according to the difference of material.
Hot runner pin-point gate mouth mentioned above can constitute injection forming equipment with hot runner flow distribution plate, valve pin device etc.
Fig. 5 shows the manufacture method of hot runner pin-point gate mouth mentioned above.In step S51, it is sharp-tongued 10 to utilize hardness to be that alloy more than 75 ° is made, and preferably, adopts wolfram steel, and sharp-tongued 10 can be combined in (shown in Fig.) in the groove 22 with friction tight side's formula Knot, also can use to screw togather and wait its other party formula Knot to close; In step S52, utilize copper alloy to make pedestal 20, the top 21 of pedestal 20 has groove 22, in an embodiment, the shape of this groove 22 is set to and can cooperates with described sharp-tongued 10, and the bore of groove 22 is slightly less than the external diameter 0.02mm of described sharp-tongued 10 tail end 11, to accept sharp-tongued 10 tail end 11, the surface of this tail end of sharp-tongued 10 11 is set to rough, is beneficial to and groove 22 tight fits, and the shape of tail end 11 can be set to conical butt; In step S53, connect described pedestal 20 and described sharp-tongued 10, in the utility model, described sharp-tongued 10 with described 20 seamless connections of pedestal, in an embodiment, the process of carrying out seamless connection is earlier pedestal 20 to be heated to 250 to take the photograph more than the formula degree, puts into sharp-tongued 10 then, utilizes the screw thread nargin of described sharp-tongued 10 tail end to be clamped on described pedestal 20 with sharp-tongued 10; In step S54, form cylindrical body 40, it is a hollow form, hollow cavity holds described pedestal 20; Then in step S55, form spiral shell seat 30, this spiral shell seat 30 is set to connect described pedestal 20 and described body 40 simultaneously, in the middle of the spiral shell seat 30 flange is set, and the both sides of flange are provided with screw thread respectively; In step S56, utilize spiral shell seat 30 to connect pedestal 20 and body 40 at last.
Comprehensive above-mentioned character express also in conjunction with the accompanying drawings as can be seen, the utility model is by the sharp-tongued and pedestal of separate design, make and sharp-tonguedly use different materials and shape respectively with pedestal, thereby efficiently solve present hot runner pin-point gate mouth use and go up ubiquity, guarantee that the melt that penetrates has required temperature and intensity because of the material relation causes the not bad problem of hot runner pin-point gate mouth thermal conductivity of abrasion performance, abrasion performance of the good hot runner pin-point gate mouth of thermal conductivity.Simultaneously, the profile of this hot runner pin-point gate mouth and existing some cast gate mouth much at one, so itself and existing hot runner mould be when being used, combination with use all more convenient, easy to utilize.
Certainly, more than only be concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.In addition to the implementation, the utility model can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the utility model scope required for protection.
Claims (8)
1. a hot runner pin-point gate mouth comprises sharp-tongued and pedestal, and pedestal connects body by the spiral shell seat, it is characterized in that, described sharp-tongued and base-separation setting, and sharp-tongued is that alloy more than 75 ° is made by hardness, pedestal is made by copper alloy.
2. hot runner pin-point gate mouth according to claim 1 is characterized in that, described sharp-tonguedly made by wolfram steel.
3. hot runner pin-point gate mouth according to claim 1 and 2 is characterized in that, the described sharp-tongued trapezoidal shape that is, and the top of described pedestal has groove, and this groove is set to and described sharp-tongued the cooperation, to accept described sharp-tongued tail end.
4. hot runner pin-point gate mouth according to claim 3 is characterized in that, the bore of described groove is slightly less than the external diameter 0.02mm of described sharp-tongued tail end.
5. hot runner pin-point gate mouth according to claim 4 is characterized in that, described sharp-tongued tail end has screw thread.
6. hot runner pin-point gate mouth according to claim 1 is characterized in that, the top of described pedestal is circular-arc, and the bottom of pedestal is locked on the described body by described spiral shell seat.
7. hot runner pin-point gate mouth according to claim 6 is characterized in that, the bottom outer wall of described pedestal is coated with calandria, is formed with avoiding hollow groove between this calandria and the described spiral shell seat.
8. according to claim 1 or 6 or 7 described hot runner pin-point gate mouths, it is characterized in that, be provided with runner in the described pedestal, the structure of this runner is a kind of in Y type, cross, the set that fan type is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202740908U CN201544418U (en) | 2009-11-24 | 2009-11-24 | Hot runner point sprue nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202740908U CN201544418U (en) | 2009-11-24 | 2009-11-24 | Hot runner point sprue nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201544418U true CN201544418U (en) | 2010-08-11 |
Family
ID=42599579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202740908U Expired - Fee Related CN201544418U (en) | 2009-11-24 | 2009-11-24 | Hot runner point sprue nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201544418U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106239841A (en) * | 2016-11-02 | 2016-12-21 | 广东柳道热流道系统有限公司 | A kind of hot flow path injection mouth nozzle point structure |
-
2009
- 2009-11-24 CN CN2009202740908U patent/CN201544418U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106239841A (en) * | 2016-11-02 | 2016-12-21 | 广东柳道热流道系统有限公司 | A kind of hot flow path injection mouth nozzle point structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20131124 |