CN205439083U - A injection mold for producing high real circularity product - Google Patents
A injection mold for producing high real circularity product Download PDFInfo
- Publication number
- CN205439083U CN205439083U CN201521097624.6U CN201521097624U CN205439083U CN 205439083 U CN205439083 U CN 205439083U CN 201521097624 U CN201521097624 U CN 201521097624U CN 205439083 U CN205439083 U CN 205439083U
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- radius
- chamber
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- injection mold
- circular
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- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses an injection mold for producing high real circularity product, it include the merciful and peaceful master model benevolence of the public mould of assorted, by the common one -tenth die cavity that forms of the merciful and peaceful master model benevolence of public mould and with become the jiao kou that advances that the die cavity is linked together, become the die cavity including being used for moulded product to go up the circular cavity body of circular structure, circular cavity body by the internal face dorsad advance left semicircle chamber and internal face orientation that jiao kou advances gluey orientation advance the right semicircle chamber component that jiao kou advances gluey orientation, the radius in right side semicircle chamber is crescent by both ends to middle part, left side semicircle chamber be the even unanimous standard semicircular structure of radius everywhere, and the radius in left semicircle chamber and the radius of right side semicircle chamber both ends department equals. This mould can be guaranteed to be satisfied clients' requirement by the real circularity of the last circular structure of moulded product.
Description
Technical field
This utility model relates to a kind of injection mold, is specifically related to a kind of injection mold for producing high out of roundness product.
Background technology
Mould belongs to the intermediate products in production process, production for final products, mould processing is one of important way of material molding, compared with machining, have that operation is few, stock utilization is high, energy consumption is low, easy production, benefit high, be widely used in the every profession and trades such as automobile, the energy, medical treatment, machinery, electronics, Aero-Space.Due to mould important function in manufacturing industry, the design of mould and manufacture have become as a manufacturing key areas, and the most therefore mold manufacturing industry is constantly subjected to concern and the attention of each industrially developed country of the world.Due to mould self, Modern mould manufacture industry has become as the manufacturing part of new and high technology.Tool and Die Technology level, has become as the important symbol weighing a national manufacturing industry level, is also to maintain the core competitiveness of the product advantage in the international market of these countries.
Die industry is technology-intensive, added value is high, need enterprise to have stronger research and development ability, need substantial amounts of technical force and support, and such as Technology of Precision Measurement, has industry experience for many years and technology precipitation, the selection of material and process choice technology.Simultaneously need to enterprise improves constantly the requirement of the aspects such as the cost of the manufacturing cycle of mould, the machining accuracy of mould, processing.
The feature of comprehensive some of the above die industry, it is desirable to the enterprise in industry remains creativity consciousness.Continually introduce advanced equipments of high grade and precision, introducing, R & D Cooperation and independent research new and high technology etc., enterprise's competitiveness in the market could be maintained, constantly extend volume growth, take the good opportunity in competition.
Existing a product, client has strict demand to the out of roundness of circle configurations at wherein.If according to traditional Design of Dies, only consider the shrink of mould product, the cavity portion of described circle configurations on mould correspondence shaped article is designed to the circular cavity of the standard of radius uniformity everywhere, after actual injection mo(u)lding, process influence (the shrinkage factor of plastic pellet that product is affected by mould gate position and melted plastic pellet is filled in specific product structure, when being perpendicular to flow to, shrinkage factor is relatively big, and product size is less).Cause product true form for ellipse, it is impossible to meet customer requirement.
Utility model content
This utility model purpose is: for above-mentioned technical problem, it is provided that a kind of injection mold for producing high out of roundness product, to ensure that being formed the out of roundness of circular configuration on product meets customer requirement.
The technical solution of the utility model is: a kind of injection mold for producing high out of roundness product, including the male die core matched and mother module core, the forming cavity being collectively forming by described male die core and mother module core, and the glue-feeder being connected with described forming cavity, described forming cavity includes the circular cavity of circular configuration on shaped article, the right semi-circle chamber that described circular cavity is entered the left semicircle chamber in glue direction by the most described glue-feeder of internal face and internal face enters glue direction towards described glue-feeder is constituted, the radius in described right semi-circle chamber is gradually increased to middle part by two ends, described left semicircle chamber is the standard semi-circular structure of radius uniformity everywhere, and the radius in left semicircle chamber is equal with the radius at two ends, described right semi-circle chamber.
The big 0.03mm of radius at the radius ratio two ends in the middle part of described right semi-circle chamber.
The internal face in described right semi-circle chamber is elliptic arc structure.
The utility model has the advantages that: because the melted shrinkage factor of plastic pellet and the flow direction of plastic pellet have relation, the direction shrinkage factor being perpendicular to flow to is relatively big, and product size is less than normal.Based on this reason, mould circular cavity is faced the radius into glue direction part and carries out suitable increase by this utility model, thus the size reduction herein of product after molding is carried out increase and supplements, and then ensure that being formed the out of roundness of circular configuration on product meets customer requirement so that it is high out of roundness product can be produced.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, in describing embodiment below, the required accompanying drawing used is briefly described, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the exploded view of this injection mold of this utility model embodiment；
Fig. 2 is the structural representation of male die core in this utility model embodiment；
Fig. 3 is the structural representation of mother module core in this utility model embodiment；
Wherein: 1-male die core, 2-mother module core, 3-glue-feeder, 4-circular cavity, 41-left semicircle chamber, 42-right semi-circle chamber, the two-end part of A-right semi-circle chamber semicircular arc internal face length direction, the middle part of B-right semi-circle chamber semicircular arc internal face length direction.
Detailed description of the invention
Below in conjunction with specific embodiment, such scheme is described further.Should be understood that these embodiments are for illustrating that this utility model is not limited to limit scope of the present utility model.The implementation condition used in embodiment can do adjustment further according to the condition of concrete producer, and not marked implementation condition is usually the condition in normal experiment.
Figures 1 and 2 show that a specific embodiment of this injection mold for producing high out of roundness product of this utility model.Identical in particular for the injection mold producing band circular configuration product with traditional injection moulding mould, this mould also includes the forming cavity that the male die core 1 matched with mother module core 2, is collectively forming with mother module core and the glue-feeder 3 being connected with described forming cavity by described male die core.During actual application, inject melted plastic pellet from described glue-feeder 3 to forming cavity is internal, after plastic pellet solidification, form product to be produced.Described forming cavity includes the circular cavity 4 part of described forming cavity (this circular cavity 4 be) of circular configuration on shaped article, and described circular cavity 4 is entered the left semicircle chamber 41 in glue direction by the most described glue-feeder of internal face 3 and the right semi-circle chamber 42 being entered glue direction towards described glue-feeder 3 by internal face is constituted.
The key improvements of the present embodiment is: the radius in described right semi-circle chamber 42 is gradually increased to middle part by two ends." two ends " mentioned here refer to " two-end part of right semi-circle chamber semicircular arc internal face length direction ", i.e. position indicated by B point in figure；" middle part " mentioned here refers to " middle part of right semi-circle chamber semicircular arc internal face length direction ", i.e. position indicated by A point in figure.Just saying it is that in figs. 2 and 3, the internal face radius in right semi-circle chamber 42 is gradually increased to A point by B point, the semicircular arc internal face in this right semi-circle chamber 42 is not that radius everywhere is all consistent, the semicircular arc structure not marked.And the standard semi-circular structure that described left semicircle chamber 41 is radius uniformity everywhere, and the radius in left semicircle chamber 41 is equal with the radius at two ends, described right semi-circle chamber 42.
The radius that circular cavity 4 is faced into glue direction part by this mould carries out suitable increase, thus the size reduction herein of product after molding is carried out increase and supplements, and then ensures that being formed the out of roundness of circular configuration on product meets customer requirement.
In this example, the big 0.03mm of radius at the radius ratio two ends in the middle part of described right semi-circle chamber 42, and also the internal face in right semi-circle chamber 42 is elliptic arc structure.Certainly, we can also select the right semi-circle cavity configuration of other structures and other sizes according to needing the difference of shaped article.
Its parts being labeled are not related to the technological improvement point of this patent, and these parts can use injection mold conventional structure, therefore be not described in detail here.
Certainly, above-described embodiment only for technology of the present utility model design and feature are described, its object is to allow people will appreciate that content of the present utility model and to implement according to this, can not limit protection domain of the present utility model with this.All equivalent transformations done according to the spirit of this utility model main technical schemes or modification, all should contain within protection domain of the present utility model.
Claims (3)
1. the injection mold being used for producing high out of roundness product, the forming cavity with mother module core (2), being collectively forming with mother module core by described male die core including the male die core (1) matched and the glue-feeder (3) being connected with described forming cavity, described forming cavity includes the circular cavity (4) of circular configuration on shaped article, the right semi-circle chamber (42) that described circular cavity (4) is entered the left semicircle chamber (41) in glue direction by the most described glue-feeder of internal face (3) and internal face enters glue direction towards described glue-feeder (3) is constituted
It is characterized in that: the radius of described right semi-circle chamber (42) is gradually increased to middle part by two ends, described left semicircle chamber (41) is the standard semi-circular structure of radius uniformity everywhere, and the radius of left semicircle chamber (41) is equal with the radius at described right semi-circle chamber (42) two ends.
Injection mold for producing high out of roundness product the most according to claim 1, it is characterised in that: the big 0.03mm of radius at the radius ratio two ends at described right semi-circle chamber (42) middle part.
Injection mold for producing high out of roundness product the most according to claim 1, it is characterised in that: the internal face of described right semi-circle chamber (42) is elliptic arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521097624.6U CN205439083U (en) | 2015-12-25 | 2015-12-25 | A injection mold for producing high real circularity product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521097624.6U CN205439083U (en) | 2015-12-25 | 2015-12-25 | A injection mold for producing high real circularity product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205439083U true CN205439083U (en) | 2016-08-10 |
Family
ID=56578093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521097624.6U Expired - Fee Related CN205439083U (en) | 2015-12-25 | 2015-12-25 | A injection mold for producing high real circularity product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205439083U (en) |
-
2015
- 2015-12-25 CN CN201521097624.6U patent/CN205439083U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20191225 |