CN204604789U - The strong release mechanism of injection mold inner core pulling - Google Patents
The strong release mechanism of injection mold inner core pulling Download PDFInfo
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- CN204604789U CN204604789U CN201520289631.XU CN201520289631U CN204604789U CN 204604789 U CN204604789 U CN 204604789U CN 201520289631 U CN201520289631 U CN 201520289631U CN 204604789 U CN204604789 U CN 204604789U
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- dynamic model
- bushing
- insert
- elastic component
- inner core
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Abstract
The utility model discloses the strong release mechanism of a kind of injection mold inner core pulling, comprise dynamic model and cover half, die cavity is formed when dynamic model and cover half matched moulds, described dynamic model comprises dynamic model body and dynamic model backing plate, the first elastic component is provided with between dynamic model body and dynamic model backing plate, described dynamic model is provided with the strong release mechanism of inner core pulling, the strong release mechanism of described inner core pulling comprises insert, the dynamic model being set in insert periphery is bushing, the top of insert and the bushing top of dynamic model coordinate the buckle structure forming die cavity, the bushing slippage of described dynamic model is connected on dynamic model body and bottom and is fixed on dynamic model backing plate, it is bushing upper and bottom is arranged with the second elastic component that described insert slippage is connected to dynamic model, conflict on dynamic model is bushing in second elastic component upper surface, conflict in insert in second elastic component lower surface.This solution provides the strong release mechanism of a kind of injection mold inner core pulling, make to be not easy during the demoulding of plastic products to be pulled, be out of shape, and structure is simple, easy to use.
Description
Technical field
The utility model relates to the strong release mechanism of a kind of injection mold inner core pulling, belongs to mould applications.
Background technology
Injection mold is a kind of instrument producing plastic products, is also the instrument giving plastic products complete structure and accurate dimension.Injection mold is made up of dynamic model and cover half two parts, and dynamic model is arranged on the moving die plate of injection moulding machine, and cover half is arranged on the fixed form of injection moulding machine.When injection mo(u)lding, dynamic model and cover half close and form casting system and die cavity, and during die sinking, dynamic model is separated to trip out plastic products with cover half.
Because partly plastic goods exist buckle structure, namely opening is less, and inner space becomes large, and this situation generally adopts pressure ejection device, is beneficial to the elastic deformation of plastic products to realize the demoulding.But the strong de-structural design more complicated of tradition, and product is pulled, be out of shape large, cannot product quality be ensured.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of injection mold inner core pulling strong release mechanism, makes to be not easy during the demoulding of plastic products to be pulled, be out of shape, and structure is simple, easy to use.
For achieving the above object, the utility model provides following technical scheme: the strong release mechanism of a kind of injection mold inner core pulling, comprise dynamic model and cover half, die cavity is formed when dynamic model and cover half matched moulds, it is characterized in that: described dynamic model comprises dynamic model body and dynamic model backing plate, the first elastic component is provided with between dynamic model body and dynamic model backing plate, described dynamic model is provided with the strong release mechanism of inner core pulling, the strong release mechanism of described inner core pulling comprises insert, the dynamic model being set in insert periphery is bushing, the top of insert and the bushing top of dynamic model coordinate the buckle structure forming die cavity, the bushing slippage of described dynamic model is connected on dynamic model body and bottom and is fixed on dynamic model backing plate, it is bushing upper and bottom is arranged with the second elastic component that described insert slippage is connected to dynamic model, conflict on dynamic model is bushing in second elastic component upper surface, conflict in insert in second elastic component lower surface.
Preferably, the relative cover half of described insert is obliquely installed, described dynamic model is bushing comprise bushing and lower bushing, described dynamic model body is fixed with guide pin bushing, described bushing slippage is engaged in guide pin bushing, describedly bushingly be fixed on dynamic model backing plate down, described bushing and lower bushing between be provided with slippage buckling parts, the described lower bushing through hole be provided with for described insert activity.
Preferably, be fixed with chuck bottom described insert, conflict on chuck in described second elastic component lower surface, described chuck upper surface is combined with limiting plate, and described limiting plate and described guide pin bushing are fixed.
By adopting technique scheme, during work, first be separated with cover half by dynamic model, dynamic model body and dynamic model backing plate are flicked under the first elastic component effect, drive plastic products outwards to walk together, now because the head of insert is positioned at buckle structure inside when dynamic model body outwards moves, by the bushing compression of dynamic model, therefore insert outwards can be walked together along with plastic products, until dynamic model bushing disengaging plastic products buckle structure outer surface, no longer retrains snap close.And the second elastic component at this moment has been had certain elastic force by compression in insert, when dynamic model bushing no longer constraint plastic products buckle structure outer surface, plastic products buckle structure just outwards can produce elastic deformation, and insert departs from buckle structure inside under the second elastic component effect.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram that the utility model hides cover half;
Fig. 2 is the oblique sectional view of the utility model;
Fig. 3 is the utility model longitudinal sectional view;
Fig. 4 is the schematic diagram that the utility model hides dynamic model body;
Fig. 5 is the schematic diagram that the utility model hides guide pin bushing;
Fig. 6 is that the utility model hides bushing schematic diagram.
Accompanying drawing illustrates: 1, dynamic model; 1a, dynamic model body; 1b, dynamic model backing plate; 2, the first elastic component; 3, dynamic model is bushing; 3a, upper bushing; 3b, lower bushing; 4, insert; 4a, chuck; 5, the second elastic component; 6, guide pin bushing; 7, limiting plate; 8, through hole; 9, slippage buckling parts; M, plastic products; The shaping position of N, snap close.
Detailed description of the invention
The strong release mechanism of a kind of injection mold inner core pulling, comprise dynamic model 1 and cover half, die cavity is formed when dynamic model 1 and cover half matched moulds, dynamic model 1 comprises dynamic model body 1a and dynamic model backing plate 1b, the first elastic component 2 is provided with between dynamic model body 1a and dynamic model backing plate 1b, dynamic model 1 is provided with the strong release mechanism of inner core pulling, the strong release mechanism of inner core pulling comprises insert 4, be set in the dynamic model bushing 3 of insert 4 periphery, the top of the top of insert 4 and dynamic model bushing 3 coordinates the buckle structure forming die cavity, bushing 3 slippages of dynamic model are connected on dynamic model body 1a and bottom and are fixed on dynamic model backing plate 1b, insert 4 slippage is connected on dynamic model bushing 3 and bottom is arranged with the second elastic component 5, conflict on dynamic model bushing 3 in second elastic component 5 upper surface, conflict in insert 4 in second elastic component 5 lower surface.During work, first be separated with cover half by dynamic model 1, dynamic model body 1a and dynamic model backing plate 1b is flicked under the first elastic component 2 acts on, plastic products M is driven outwards to walk together when dynamic model body 1a outwards moves, now because the head of insert 4 is positioned at buckle structure inside, compressed by dynamic model bushing 3, therefore insert 4 outwards can be walked together along with plastic products M, until dynamic model bushing 3 departs from plastic products M buckle structure outer surface, no longer retrain snap close.And the second elastic component 5 at this moment has been had certain elastic force by compression in insert 4, when dynamic model bushing 3 no longer retrains plastic products M buckle structure outer surface, plastic products M buckle structure just outwards can produce elastic deformation, and insert 4 departs from buckle structure inside under the second elastic component 5 acts on.
Wherein, insert 4 relatively cover half is obliquely installed, dynamic model bushing 3 comprises bushing 3a and lower bushing 3b, dynamic model body 1a is fixed with guide pin bushing 6, upper bushing 3a slippage is engaged in guide pin bushing 6, and lower bushing 3b is fixed on dynamic model backing plate 1b, and being provided with slippage buckling parts 9(between upper bushing 3a and lower bushing 3b slippage buckling parts 9 is one is as shown in Figure 5 T-shaped chute, one arranges T-shaped projection), lower bushing 3b is provided with the through hole 8 for the activity of described insert 4.Because the buckle structure of some plastic products M is obliquely installed, corresponding insert 4 also will be obliquely installed with dynamic model bushing 3, this in order to ensure insert 4 and dynamic model bushing 3 in an inclined direction slippage, design class like the slide surface that tilts accordingly when strong taking off.Lower bushing 3b is owing to fixing with dynamic model backing plate 1b, under dynamic model backing plate 1b can drive when moving straight down under the first elastic component 2 acts on relative to dynamic model body 1a, bushing 3b moves together straight down, the lower active force of bushing 3b to upper bushing 3a is divided into both direction, a direction fastened along lower bushing 3b and upper bushing 3a slippage, another slippage along guide pin bushing 6 and dynamic model bushing 3 coordinates direction, and bushing 3a top is departed from along the snap close direction that plastic products M tilts.Because lower bushing 3b is motion straight up and down, the direction of motion and insert 4 axis are also not parallel, and the through hole 8 that therefore will arrange on lower bushing 3b for insert 4 activity to avoid interference.
Wherein, be fixed with chuck 4a bottom insert 4, conflict on chuck 4a in the second elastic component 5 lower surface, chuck 4a upper surface is combined with limiting plate 7, and limiting plate 7 is fixed with guide pin bushing 6.Chuck 4a, except allowing the second elastic component 5 better by except compression, can also coordinate with limiting plate 7, avoids insert 4 upwards play when matched moulds, causes plastic products M deformation of products.Here the first elastic component 2 and the second elastic component 5 are preferably spring, certainly also do not get rid of other and have flexible part.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (3)
1. the strong release mechanism of injection mold inner core pulling, comprise dynamic model and cover half, die cavity is formed when dynamic model and cover half matched moulds, it is characterized in that: described dynamic model comprises dynamic model body and dynamic model backing plate, the first elastic component is provided with between dynamic model body and dynamic model backing plate, described dynamic model is provided with the strong release mechanism of inner core pulling, the strong release mechanism of described inner core pulling comprises insert, the dynamic model being set in insert periphery is bushing, the top of insert and the bushing top of dynamic model coordinate the buckle structure forming die cavity, the bushing slippage of described dynamic model is connected on dynamic model body and bottom and is fixed on dynamic model backing plate, it is bushing upper and bottom is arranged with the second elastic component that described insert slippage is connected to dynamic model, conflict on dynamic model is bushing in second elastic component upper surface, conflict in insert in second elastic component lower surface.
2. the strong release mechanism of injection mold inner core pulling according to claim 1, it is characterized in that: the relative cover half of described insert is obliquely installed, described dynamic model is bushing comprise bushing and lower bushing, described dynamic model body is fixed with guide pin bushing, described bushing slippage is engaged in guide pin bushing, describedly bushingly be fixed on dynamic model backing plate down, described bushing and lower bushing between be provided with slippage buckling parts, the described lower bushing through hole be provided with for described insert activity.
3. the strong release mechanism of injection mold inner core pulling according to claim 2, it is characterized in that: bottom described insert, be fixed with chuck, conflict on chuck in described second elastic component lower surface, described chuck upper surface is combined with limiting plate, and described limiting plate and described guide pin bushing are fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520289631.XU CN204604789U (en) | 2015-05-06 | 2015-05-06 | The strong release mechanism of injection mold inner core pulling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520289631.XU CN204604789U (en) | 2015-05-06 | 2015-05-06 | The strong release mechanism of injection mold inner core pulling |
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| CN204604789U true CN204604789U (en) | 2015-09-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520289631.XU Expired - Fee Related CN204604789U (en) | 2015-05-06 | 2015-05-06 | The strong release mechanism of injection mold inner core pulling |
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| CN (1) | CN204604789U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108189342A (en) * | 2017-12-15 | 2018-06-22 | 宁波方正汽车模具股份有限公司 | The mold that a kind of cover half takes off by force |
| CN108202450A (en) * | 2017-12-15 | 2018-06-26 | 宁波方正汽车模具股份有限公司 | The mold that a kind of sliding block takes off by force |
-
2015
- 2015-05-06 CN CN201520289631.XU patent/CN204604789U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108189342A (en) * | 2017-12-15 | 2018-06-22 | 宁波方正汽车模具股份有限公司 | The mold that a kind of cover half takes off by force |
| CN108202450A (en) * | 2017-12-15 | 2018-06-26 | 宁波方正汽车模具股份有限公司 | The mold that a kind of sliding block takes off by force |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 318020 Moucun Village 668, Xinqian Street, Huangyan District, Taizhou City, Zhejiang Province Patentee after: Zhejiang Yuya mould Limited by Share Ltd Address before: 318027 Jinchuan Road, Huangyan North City Development Zone, Taizhou, Zhejiang, 18 Patentee before: Taizhou plain Huangyan Yu Ya mould Co., Ltd |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20200506 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |