CN203818474U - Injection mold - Google Patents
Injection mold Download PDFInfo
- Publication number
- CN203818474U CN203818474U CN201420076766.3U CN201420076766U CN203818474U CN 203818474 U CN203818474 U CN 203818474U CN 201420076766 U CN201420076766 U CN 201420076766U CN 203818474 U CN203818474 U CN 203818474U
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- China
- Prior art keywords
- level
- runner
- module
- horizontal run
- stripper plate
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- Expired - Lifetime
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Abstract
The utility model discloses an injection mold. The injection mold comprises a top plate assembly, a discharging module, a forming module and a pedestal assembly, wherein the top plate assembly comprises a top plate body, a first-stage material drawing needle and a second-stage material drawing needle; the discharging module comprises a first-stage discharging plate and a second-stage discharging plate, the first-stage discharging plate is provided with a first-stage runner and a first-type needle hole, and the second-stage discharging plate is located between the top plate body and the first-stage discharging plate and is provided with a groove, a second-type needle hole and a third-type needle hole; the forming module comprises an upper module, a lower module and an opening-closing device capable of locking or opening the upper module and the lower module, and the upper module is provided with a second-stage runner. The injection mold has the beneficial effects that by optimizing the injection mold, the filling and shearing influences are avoided, so that each pouring gate can meet a balanced filling requirement, the module changing frequencies are reduced, and the success rate of mold trial is increased.
Description
Technical field
The utility model relates to precise injection molding field, is specifically related to a kind of injection mold.
Background technology
Precision injection molding can obtain size and the higher product of precision, but Tool and Die Technology becomes the bottleneck that limits this technology.Current mould scheme is owing to there being technical bottleneck, the more difficult requirement that reaches product.
The existing injection mold with multiple spot pouring mouths, melten gel is subject to shear inference in runner, and the melten gel inlet in runner is inhomogeneous, causes like this melten gel amount difference in each cast gate, causes Density inhomogeneity in product, cannot reach product requirement.
Utility model content
For solving the deficiencies in the prior art, the purpose of this utility model is to provide one to solve in melten gel stowing operation, to enter the unbalanced injection mold of glue.
In order to realize above-mentioned target, the utility model adopts following technical scheme:
A kind of injection mold, comprising: top plate member, de-material module, moulding module and base assembly, it is characterized in that, described top plate member comprises: top board body, the first order draw material pin, the second level to draw material pin, the described first order draws material pin, Liao Zhen top, the second level to be fixedly connected with described top board body, and described top board body is provided with: injection molding material chamber and the sprue being communicated with it, described de-material module comprises: one-level stripper plate, secondary stripper plate, described one-level stripper plate is provided with: the one-level runner being communicated with described sprue, the first kind pin hole that draws material pin to pass for the described first order, described secondary stripper plate is between described top board body and one-level stripper plate, described secondary stripper plate is provided with: a groove, the Equations of The Second Kind pin hole that draws material pin to pass for the described first order, the 3rd class pin hole that draws material pin to pass for the described second level, the part that described top board body forms described sprue is protruded and embeds in the groove of described secondary stripper plate to described secondary stripper plate, described moulding module comprises: be arranged on described one-level stripper plate below upper module, be arranged on described upper module below lower module, can lock or open the shutter of described upper module and lower module, described upper module comprises: upper cores, and described lower module comprises: lower die, the entirety that described upper cores and lower die form is formed with more than two forming cavity, described upper module is provided with respectively and docks and make with described one-level runner and forming cavity the secondary runner that they are communicated with, described sprue is a Vertical Channel, described one-level runner comprises: a central recess being positioned under described sprue, two above one-level horizontal run of dispersing formation taking described central recess as symmetrical centre to horizontal direction, be arranged at respectively the one-level vertical runner of described one-level horizontal run away from described central recess one end place, the vertical runner of described one-level is vertical runner, its two ends make described one-level horizontal run be communicated with described secondary runner, described the 3rd class pin hole is corresponding with the vertical runner of described one-level on horizontal level, its bottom is provided with two classes of drawing the bottom of material pin to adhere to the described second level for the material in described one-level horizontal run and draws material chamber, described secondary runner comprises: two above secondary horizontal run of dispersing formation taking the vertical runner of described one-level as symmetrical centre to horizontal direction, the vertical runner of secondary that two ends make described secondary horizontal run be communicated with forming cavity, the vertical runner of described secondary is vertical runner, it is arranged at the middle section position of described secondary horizontal run in the horizontal direction, described first kind pin hole is corresponding away from one end of the vertical runner of described one-level with described secondary horizontal run on horizontal level, its bottom is provided with a class of drawing the bottom of material pin to adhere to the described first order for the material in described secondary horizontal run and draws material chamber.
Aforesaid injection mold, is characterized in that, described top plate member also comprises: the pull bar that passes respectively described de-material module, moulding module and base assembly.
Aforesaid injection mold, is characterized in that, described forming cavity number is 2, and described one-level horizontal run, the vertical runner of one-level and the second level draw the number of material pin to be 2, and described secondary horizontal run, the vertical runner of secondary and the first order draw the number of material pin to be 6.
Aforesaid injection mold, is characterized in that, described one-level horizontal run, secondary horizontal run are linear pattern runner in the horizontal direction.
Aforesaid injection mold, is characterized in that, described one-level horizontal run, secondary horizontal run are by being made up of described one-level stripper plate, upper module groove that end face forms respectively.
Usefulness of the present utility model is: the impact of having avoided filling to shear by the optimization of injection mold, each cast gate just can reach the requirement of Equilibrium filling like this, has reduced the number of times of mould change, improves die trial success rate.
Brief description of the drawings
Fig. 1 is the structural representation (for the ease of understanding, only shown an one-level runner in Fig. 1, a secondary runner, can determine the quantity of one-level runner and secondary runner as required in reality) of a preferred embodiment of the utility model;
Fig. 2 is explosive view embodiment illustrated in fig. 1;
Fig. 3 is that material structure schematic diagram corresponding with sprue, one-level runner, secondary runner from mould embodiment illustrated in fig. 1 is (according to the feature of mould, in mould, material is identical with the shape of sprue, one-level runner, secondary runner, material structure shown in Fig. 3 is also the structure of sprue, one-level runner, secondary runner, so the material of Fig. 3 is marked with the label of runner corresponding to this partial material).
The implication of Reference numeral in figure:
10-top plate member, 11-top board body, 111-injection molding material chamber, 112-sprue, the 12-first order is drawn material pin, and 13-draws the second level material pin, 14-pull bar,
The de-material of 20-module,
21-one-level stripper plate, 211-one-level runner, 211a-central recess, 211b-one-level horizontal run, the vertical runner of 211c-one-level, 212-first kind pin hole, 212a-mono-class is drawn material chamber,
22-secondary stripper plate, 221-groove, 222-Equations of The Second Kind pin hole, 223-the 3rd class pin hole, 223a-bis-classes are drawn material chamber,
30-moulding module,
The upper module of 31-, 311-upper cores, 312-secondary runner, 312a-secondary horizontal run, the vertical runner of 312b-secondary,
Module under 32-, die under 321-,
33-forming cavity,
40-base assembly,
50-shutter.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is done to concrete introduction.
A kind of injection mold as shown in Figure 1 and Figure 2, comprising: top plate member 10, de-material module 20, moulding module 30 and base assembly 40.Top plate member 10 comprises: top board body 11, the first order draw material pin 12, the second level to draw material pin 13.The first order draws material pin 12, the second level to draw the top of material pin 13 to be fixedly connected with top board body 11, and the first order draws material pin 12 successively through secondary stripper plate 22, one-level stripper plate 21, contacts with secondary runner 312; The second level draws material pin 13 to be connected with one-level runner 211 through secondary stripper plate 22.Top board body 11 is provided with: injection molding material chamber 111 and the sprue 112 being communicated with injection molding material chamber 111.
De-material module 20 comprises: one-level stripper plate 21, secondary stripper plate 22.One-level stripper plate 21 is provided with: the one-level runner 211 being communicated with sprue 112, the first kind pin hole 212 that draws material pin 12 to pass for the first order.Secondary stripper plate 22 is between top board body 11 and one-level stripper plate 21, and secondary stripper plate 22 is provided with: groove 221, a confession first order draw Equations of The Second Kind pin hole 222, the confession second level that material pin 12 passes to draw the 3rd class pin hole 223 of expecting that pin 13 passes.The part that top board body 11 forms sprue 112 is protruded and embeds in the groove of secondary stripper plate 22 to secondary stripper plate 22.
Moulding module 30 comprises: be arranged on one-level stripper plate 21 belows upper module 31, be arranged on module 31 belows lower module 32, can lock or open the shutter 50 of module 31 and lower module 32.Upper module 31 comprises: upper cores 311, lower module 32 comprises: lower die 321, the entirety that upper cores 311 and lower die 321 combine is formed with more than two forming cavity 33.Upper module 31 is provided with respectively and docks and make with one-level runner 211 and forming cavity 33 the secondary runner 312 that they are communicated with.
Sprue 112 is a Vertical Channel, and one-level runner 211 comprises: one is positioned at that central recess 211a under sprue 112, two are above to be dispersed the one-level horizontal run 211b of formation, be arranged at the one-level vertical runner 211c of one-level horizontal run 211b away from central recess 211a one end place respectively taking central recess 211a as symmetrical centre to horizontal direction.The vertical runner 211c of one-level is vertical runner, the vertical runner 211c of one-level two ends make one-level horizontal run 211b be communicated with secondary runner 322, the 3rd class pin hole 223 is corresponding with the vertical runner 211c of one-level on horizontal level, and the 3rd class pin hole 223 bottoms are provided with two classes of drawing the bottom of material pin 13 to adhere to the second level for the material in one-level horizontal run 211b and draw material chamber 223a.Secondary runner 312 comprises: two above disperses taking the vertical runner 211c of one-level the vertical runner 312b of secondary that secondary horizontal run 312a, the two ends of formation make secondary horizontal run 312a be communicated with forming cavity 33 as symmetrical centre to horizontal direction.The vertical runner 312b of secondary is vertical runner, the vertical runner 312b of secondary is arranged at the middle section position of secondary horizontal run 312a in the horizontal direction, first kind pin hole 212 is corresponding away from one end of the vertical runner 211c of one-level with secondary horizontal run 312a on horizontal level, and first kind pin hole 212 bottoms are provided with a class of drawing the bottom of material pin 12 to adhere to the first order for the material in secondary horizontal run 312a and draw material chamber 212a.
Top plate member 10 also comprises: respectively through de-pull bar 14 of expecting module 20, moulding module 30 and base assembly 40.
Preferred version as shown in Figure 3, forming cavity 33 numbers are 2, one-level horizontal run 211b, the vertical runner 211c of one-level and the second level draw material pin 13(figure not show) number be 2, secondary horizontal run 312a, the vertical runner 312b of secondary and the first order draw material pin 12(figure not show) number be 6.
Two groups of runners expect that with drawing pin is symmetrical set about sprue 112.The left and right sides that two one-level horizontal run 211b are positioned at sprue 112 is symmetrical, a vertical runner 211c of one-level is connected with an one-level horizontal run 211b, three secondary horizontal run 312a are connected with a vertical runner 211c of one-level, a vertical runner 312b of secondary is connected with a secondary horizontal run 312a, a first order draws material pin 12 corresponding with a vertical runner 312b of secondary, and a second level draws material pin 13 corresponding with a vertical runner 211c of one-level.
As a kind of preferred version, one-level horizontal run 211b, secondary horizontal run 312a are linear pattern runner in the horizontal direction.One-level horizontal run 211b is made up of one-level stripper plate 21 grooves that end face forms, and secondary horizontal run 312a is made up of upper module 31 grooves that end face forms.
Injection mold opening stage of the present utility model, first makes module 31 separate with one-level stripper plate 21, draws under the effect of material pin 12 in the first order, takes out the material in secondary runner 312; Then make one-level stripper plate 21 separate with secondary stripper plate 22, draw in the second level under the effect of material pin 13, take out the material in sprue 112 and one-level runner 211; Due to the effect of shutter 50, upper module 31 finally separates with lower module 32, takes out the finished product in forming cavity 33.Injection mold close stage of the present utility model, first closed one-level stripper plate 21 and secondary stripper plate 22, then closed upper module 31 and one-level stripper plate 21, finally go up module 31 and lower module 32 closures.
More than show and described general principle of the present utility model, principal character and advantage.The technical staff of the industry should understand, and above-described embodiment does not limit the utility model in any form, and all employings are equal to replaces or technical scheme that the mode of equivalent transformation obtains, all drops in protection domain of the present utility model.
Claims (5)
1. an injection mold, comprising: top plate member, de-material module, moulding module and base assembly, it is characterized in that, described top plate member comprises: top board body, the first order draw material pin, the second level to draw material pin, the described first order draws material pin, Liao Zhen top, the second level to be fixedly connected with described top board body, and described top board body is provided with: injection molding material chamber and the sprue being communicated with it, described de-material module comprises: one-level stripper plate, secondary stripper plate, described one-level stripper plate is provided with: the one-level runner being communicated with described sprue, the first kind pin hole that draws material pin to pass for the described first order, described secondary stripper plate is between described top board body and one-level stripper plate, described secondary stripper plate is provided with: a groove, the Equations of The Second Kind pin hole that draws material pin to pass for the described first order, the 3rd class pin hole that draws material pin to pass for the described second level, the part that described top board body forms described sprue is protruded and embeds in the groove of described secondary stripper plate to described secondary stripper plate, described moulding module comprises: be arranged on described one-level stripper plate below upper module, be arranged on described upper module below lower module, can lock or open the shutter of described upper module and lower module, described upper module comprises: upper cores, and described lower module comprises: lower die, the entirety that described upper cores and lower die form is formed with more than two forming cavity, described upper module is provided with respectively and docks and make with described one-level runner and forming cavity the secondary runner that they are communicated with, described sprue is a Vertical Channel, described one-level runner comprises: a central recess being positioned under described sprue, two above one-level horizontal run of dispersing formation taking described central recess as symmetrical centre to horizontal direction, be arranged at respectively the one-level vertical runner of described one-level horizontal run away from described central recess one end place, the vertical runner of described one-level is vertical runner, its two ends make described one-level horizontal run be communicated with described secondary runner, described the 3rd class pin hole is corresponding with the vertical runner of described one-level on horizontal level, its bottom is provided with two classes of drawing the bottom of material pin to adhere to the described second level for the material in described one-level horizontal run and draws material chamber, described secondary runner comprises: two above secondary horizontal run of dispersing formation taking the vertical runner of described one-level as symmetrical centre to horizontal direction, the vertical runner of secondary that two ends make described secondary horizontal run be communicated with forming cavity, the vertical runner of described secondary is vertical runner, it is arranged at the middle section position of described secondary horizontal run in the horizontal direction, described first kind pin hole is corresponding away from one end of the vertical runner of described one-level with described secondary horizontal run on horizontal level, its bottom is provided with a class of drawing the bottom of material pin to adhere to the described first order for the material in described secondary horizontal run and draws material chamber.
2. a kind of injection mold according to claim 1, is characterized in that, described top plate member also comprises: the pull bar that passes respectively described de-material module, moulding module and base assembly.
3. a kind of injection mold according to claim 1, it is characterized in that, described forming cavity number is 2, and described one-level horizontal run, the vertical runner of one-level and the second level draw the number of material pin to be 2, and described secondary horizontal run, the vertical runner of secondary and the first order draw the number of material pin to be 6.
4. a kind of injection mold according to claim 1, is characterized in that, described one-level horizontal run, secondary horizontal run are linear pattern runner in the horizontal direction.
5. a kind of injection mold according to claim 4, is characterized in that, described one-level horizontal run, secondary horizontal run are by being made up of described one-level stripper plate, upper module groove that end face forms respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420076766.3U CN203818474U (en) | 2014-02-21 | 2014-02-21 | Injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420076766.3U CN203818474U (en) | 2014-02-21 | 2014-02-21 | Injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203818474U true CN203818474U (en) | 2014-09-10 |
Family
ID=51474016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420076766.3U Expired - Lifetime CN203818474U (en) | 2014-02-21 | 2014-02-21 | Injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203818474U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104339584A (en) * | 2014-10-27 | 2015-02-11 | 慈溪市三佩机械有限公司 | Plastic gear mold |
| CN110480954A (en) * | 2019-09-29 | 2019-11-22 | 浙江台州美多模具有限公司 | The double mould cavity injection mold of air-conditining housing |
-
2014
- 2014-02-21 CN CN201420076766.3U patent/CN203818474U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104339584A (en) * | 2014-10-27 | 2015-02-11 | 慈溪市三佩机械有限公司 | Plastic gear mold |
| CN110480954A (en) * | 2019-09-29 | 2019-11-22 | 浙江台州美多模具有限公司 | The double mould cavity injection mold of air-conditining housing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 211106 Jiangning economic and Technological Development Zone, Jiangsu, general Avenue, No. 159, No. Patentee after: NANJING CHERVON AUTOMOBILE PRECISION TECHNOLOGY Co.,Ltd. Address before: 211106 Jiangning economic and Technological Development Zone, Jiangsu, general Avenue, No. 159, No. Patentee before: NANJING QUANFENG AUTOMOBILE PRECISION TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |
|
| CX01 | Expiry of patent term |