CN106553314A - A kind of nested type injection mold hot runner system - Google Patents
A kind of nested type injection mold hot runner system Download PDFInfo
- Publication number
- CN106553314A CN106553314A CN201510871058.8A CN201510871058A CN106553314A CN 106553314 A CN106553314 A CN 106553314A CN 201510871058 A CN201510871058 A CN 201510871058A CN 106553314 A CN106553314 A CN 106553314A
- Authority
- CN
- China
- Prior art keywords
- insert
- sizing material
- flow distribution
- distribution plate
- runner
- 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.)
- Granted
Links
- 238000002347 injection Methods 0.000 title claims abstract description 36
- 239000007924 injection Substances 0.000 title claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 77
- 238000004513 sizing Methods 0.000 claims abstract description 74
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 238000009413 insulation Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000000465 moulding Methods 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 239000000203 mixture Substances 0.000 abstract 1
- 238000003763 carbonization Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007634 remodeling Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention proposes a kind of nested type injection mold hot runner system, including injection main burner, insert block groupware, at least two flow distribution plates, flow distribution plate sizing material heating system and hot nozzle body, there is inside flow distribution plate sizing material runner, and the sizing material runner of all flow distribution plates is not connected each other；Insert block groupware includes at least one insert, and the inside of insert is provided with sizing material runner and insert and is correspondingly provided with insert sizing material heating system；In an injection main burner insert installed therein, and the sizing material flow passage with the insert, and the insert sizing material runner and at least one flow distribution plate sizing material flow passage.The present invention ensure that the TOP-TIP can the different product of molding, realize nested production；While the control of sizing material trend is realized by the insert in insert block groupware; the single-piece production of product can both have been realized by selecting different inserts; can also product mix production, then need not close the hot nozzle body mouth of hot flow path to realize that sizing material is moved towards, so as to strong protects TOP-TIP.
Description
Technical field
The present invention relates to the structure of TOP-TIP is improved, and in particular to a kind of TOP-TIP for being particularly suited for nested type injection mold.
Background technology
Nested type injection mold is applied to the larger frame-shaped product in mould inside space, inner space can be made full use of to realize the injection of another or the suitable product of multiple sizes, realize with same at least two product of injection machine one-shot forming, equipment, artificial and production cost are saved, production efficiency is substantially increased.
TOP-TIP is the requisite important feature part of injection mold, its primary structure includes flow distribution plate, injection main burner and hot nozzle body, certainly also include temperature control box, wherein, flow distribution plate plays very important effect, for the plastics of melting are transported to nozzle, and die cavity is reached eventually through each cast gate.Existing TOP-TIP only can be suitably used for once can only one product of molding injection machine, and for nested type injection mold, separately formed one of product by as which will can realize same injection machine once, can also at least two product of molding, existing TOP-TIP can not meet the use requirement of nested type injection mold.
The content of the invention
The present invention proposes a kind of nested type injection mold hot runner system, meets the use requirement of nested type injection mold, can one-shot forming any of which product, also can at least two product of molding simultaneously.
In order to reach above-mentioned technical purpose, the technical scheme is that, a kind of nested type injection mold hot runner system, the flow distribution plate sizing material heating system being correspondingly arranged including injection main burner, insert block groupware, at least two flow distribution plates and each flow distribution plate respectively and hot nozzle body, the inside of the flow distribution plate has sizing material runner, and the sizing material runner of all flow distribution plates is not connected each other；The insert block groupware includes at least one insert, and the inside of the insert is provided with sizing material runner and the insert and is correspondingly provided with insert sizing material heating system；The injection main burner is arranged in one of insert of the insert block groupware, and the sizing material flow passage with the insert, and the sizing material flow passage of flow distribution plate described in the sizing material runner and at least one of the insert.
Compared with prior art, the present invention has the advantages that：Nested type injection mold hot runner system of the present invention, the sizing material runner of all flow distribution plates are not mutually connected so that Each performs its own functions for each flow distribution plate, convey the sizing material of different product respectively, then ensure that the TOP-TIP can the different product of molding, realize nested production；While the control of sizing material trend is realized by the insert in insert block groupware; the single-piece production of product can both have been realized by selecting different inserts; can also product combination production, then need not close the hot nozzle body mouth of hot flow path to realize that sizing material is moved towards, so as to strong protects TOP-TIP.
Description of the drawings
Fig. 1 is a kind of dimensional structure diagram of nested type injection mold hot runner system of the embodiment of the present invention；
Longitudinal sectional views of the Fig. 2 for Fig. 1；
Fig. 3 is the structural representation of insert in the embodiment of the present invention；
A direction views of the Fig. 4 for Fig. 3；
Fig. 5 is a kind of another kind of structural representation of nested type injection mold hot runner system of the embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is described in more detail.
Referring to figs. 1 to Fig. 4, the present embodiment nested type injection mold hot runner system, including the flow distribution plate sizing material heating system that injection main burner 10, insert block groupware, at least one flow distribution plate and each flow distribution plate are correspondingly arranged respectively（Not shown in figure, can be embedded heater strip or the external heating device independently of flow distribution plate on flow distribution plate）And hot nozzle body, the inside of flow distribution plate is respectively provided with sizing material runner, and the sizing material runner of two flow distribution plates is not connected each other；As shown in Figure 3 and Figure 4, insert block groupware includes at least one insert 60, and the inside of insert 60 is provided with sizing material passage 61, and insert 60 and is correspondingly provided with insert sizing material heating system 62（Such as heater strip etc.）；It is molded in 10 installed therein inserts 60 of main burner, and is molded the sizing material channel connection of main burner 10 and the insert 60, and the sizing material channel connection of the sizing material passage and at least one flow distribution plate of insert 60.
The present embodiment is by taking the second product II of first product I and frame shape of shaping frame shape as an example, such as 60 cun TV display screen frameworks and 50 cun of TV display screen frameworks, then in the present embodiment, flow distribution plate quantity is two, that is flow distribution plate 20 and flow distribution plate 30, it is corresponding with flow distribution plate 20 for hot nozzle body 40, corresponding with flow distribution plate 30 to be used to convey the sizing material of the first product of molding I for hot nozzle body 50, flow distribution plate 20 and hot nozzle body 40, flow distribution plate 30 is used for the sizing material for conveying the second product of molding II；Correspondingly, 60 quantity of insert is three, and the sizing material passage of one of insert is one, and the sizing material flow passage with flow distribution plate 20, for conveying sizing material from injection main burner 10 into flow distribution plate 20, with separately formed first product I；The sizing material passage of another insert is one, and the sizing material flow passage with flow distribution plate 30, with separately formed second product II；The sizing material passage of the 3rd insert is two articles, sizing material runner respectively with flow distribution plate 20, the sizing material flow passage of flow distribution plate 30, with molding the first product I and the second product II simultaneously.
Need separately formed first product I or the second product II or while when the first product of molding I and the second product II, only need to change suitable insert 60.When insert block groupware includes at least two inserts 60, insert 60 designs the internal sizes passage and heating system of varying number/or trend as needed, flow distribution plate 20 and flow distribution plate 30 are corresponded to respectively, when needing to be molded two products simultaneously, there is the insert 60 of two sizing material passages using inside, when needing individually to be molded one of product, then using the internal insert for there was only and wanted injecting products respective channel.Then using the insert in mold insert component realizing the control of sizing material trend, the single-piece production of product can be both realized, it is also possible to the combination of product production.
Further, due to the product size generally produced by nested injection mold it is larger, product outside especially, in such as the present embodiment as the first product I 60 cun of TV display screen frameworks, then correspondingly the size of its flow distribution plate is larger, and flow distribution plate is oversized causes its sizing material runner processing difficulty big, yielding.To avoid the problems referred to above, as shown in Figure 2, include the internal upper strata flow distribution plate 21 with sizing material runner and internal lower floor's flow distribution plate 22 with sizing material runner, the sizing material runner of upper strata flow distribution plate 21 and the sizing material flow passage of lower floor's flow distribution plate 22 in the present embodiment with I corresponding flow distribution plate 20 of the first product；The then sizing material flow passage of the sizing material runner of insert 60 and upper strata flow distribution plate 21, hot nozzle body 40 are fixed on lower floor's flow distribution plate 22, the sizing material flow passage of hot nozzle body 40 and lower floor's flow distribution plate 22.Larger-size flow distribution plate 20 is adopted into upper and lower two-layer manifold structure, so that the total length of former single-layer shunt plate is shared on two-layer flow distribution plate, so that each single flow distribution plate moderate dimensions, so as in each single flow distribution plate, sizing material flow channel length less, is processed relatively simple；Meanwhile, each single shunting board size is little, and the cost of material is low, it is easy to ensures plane precision.In the same manner, if II size of the second product is larger, than 50 cun of TV display screen frameworks as set forth in the present embodiment, the flow distribution plate 30 corresponding to which may also be employed above-mentioned Split type structure, i.e., including upper strata flow distribution plate 31 and lower floor's flow distribution plate 32, with reference to Fig. 5.
For the position of reasonable Arrangement flow distribution plate 20,30, to meet the dimensional requirement of nested product, in the present embodiment, flow distribution plate 20 and flow distribution plate 30 mutually stagger on mould open/close mould direction setting, insert 60 and the flow distribution plate closest with which（It is flow distribution plate 20 in the present embodiment）Between be provided between thermal insulation board 70, and flow distribution plate 20 and flow distribution plate 30 and be also equipped with thermal insulation board 70, as shown in Figure 2.
By arranging thermal insulation board between the flow distribution plate that between insert and flow distribution plate, mutually staggers, can prevent a wherein flow distribution plate work independently i.e. molding a certain product when, its heat transfer to another flow distribution plate causes the remaining sizing material carbonization in another flow distribution plate internal sizes runner to be decomposed.If the remaining sizing material carbonization in another flow distribution plate is decomposed, when another flow distribution plate works on, needs carry out clearing up this remaining sizing material, inherently affect injection efficiency and increase workload.Thermal insulation board is mould Special thermal-insulating plate, material is synthesized by the composite of glass fiber material and high-fire resistance, with higher mechanical performance and dielectric properties, preferable thermostability and moisture resistivity, there is good processability, pyroconductivity is low, high temperature resistant is up to 250 degree (220 degree of -300 degree), high-flatness, at high temperature with excellent bending strength.
Further, be provided with water route 71 in thermal insulation board 70, molding wherein a certain product when, be full of water in the water route 71 of thermal insulation board 70, further to improve the heat-proof quality of thermal insulation board 70.
For the connection of the sizing material runner of the sizing material passage and flow distribution plate 20,30 of insert 60, using insert hot nozzle body 80 is provided with insert 60 in the present embodiment, by insert hot nozzle body 80 by the sizing material flow passage of the sizing material runner of insert 60 and flow distribution plate 20,30, as shown in Figure 2 and Figure 5.80 length of insert hot nozzle body between insert 60 and the flow distribution plate 20 closer to the distance with which is less, and 80 length of insert hot nozzle body between insert 60 and the flow distribution plate 30 distant with which is larger, so that flow distribution plate 20 and flow distribution plate 30 are in differing heights aspect.
The above, is only presently preferred embodiments of the present invention, is not the restriction for making other forms to the present invention, and any those skilled in the art are changed or be modified as the Equivalent embodiments of equivalent variations possibly also with the technology contents of the disclosure above.But it is every without departing from technical solution of the present invention content, according to any simple modification, equivalent variations and remodeling that the technical spirit of the present invention is made to above example, still fall within the protection domain of technical solution of the present invention.
Claims (6)
1. a kind of nested type injection mold hot runner system, it is characterised in that：The flow distribution plate sizing material heating system being correspondingly arranged including injection main burner, insert block groupware, at least two flow distribution plates and each flow distribution plate respectively and hot nozzle body, the inside of the flow distribution plate has sizing material runner, and the sizing material runner of all flow distribution plates is not connected each other；The insert block groupware includes at least one insert, and the inside of the insert is provided with sizing material runner and the insert and is correspondingly provided with insert sizing material heating system；The injection main burner is arranged in one of insert of the insert block groupware, and the sizing material flow passage with the insert, and the sizing material flow passage of flow distribution plate described in the sizing material runner and at least one of the insert.
2. nested type injection mold hot runner system according to claim 1, it is characterised in that：When the insert block groupware includes at least two inserts, sizing material runner quantity inside all inserts and/or move towards different.
3. nested type injection mold hot runner system according to claim 1, it is characterised in that：Flow distribution plate described at least one includes the internal upper strata flow distribution plate with sizing material runner and internal lower floor's flow distribution plate with sizing material runner, the sizing material flow passage of the sizing material runner of the upper strata flow distribution plate and lower floor's flow distribution plate, the hot nozzle body is fixed on lower floor's flow distribution plate, the sizing material flow passage of the hot nozzle body and lower floor's flow distribution plate.
4. nested type injection mold hot runner system according to any one of claim 1 to 3, it is characterised in that：All flow distribution plates mutually stagger on mould open/close mould direction setting, be provided between thermal insulation board, and adjacent flow distribution plate and be also equipped with thermal insulation board between the insert and the flow distribution plate closest with which.
5. nested type injection mold hot runner system according to claim 4, it is characterised in that：Water route is provided with the thermal insulation board.
6. nested type injection mold hot runner system according to claim 1, it is characterised in that：Insert hot nozzle body is installed, the sizing material flow passage of flow distribution plate by described in the insert hot nozzle body is by the sizing material runner and at least one of the insert in the insert.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510635926 | 2015-09-30 | ||
| CN2015106359262 | 2015-09-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106553314A true CN106553314A (en) | 2017-04-05 |
| CN106553314B CN106553314B (en) | 2019-07-05 |
Family
ID=58417961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510871058.8A Active CN106553314B (en) | 2015-09-30 | 2015-12-02 | A kind of nested type injection mold hot runner system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106553314B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109049540A (en) * | 2018-08-22 | 2018-12-21 | 珠海格力精密模具有限公司 | Injection mould |
| CN110587928A (en) * | 2019-10-18 | 2019-12-20 | 泰逸电子（昆山）有限公司 | Notebook shell injection mold |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01216816A (en) * | 1988-02-26 | 1989-08-30 | Mitsubishi Metal Corp | Injection mold |
| WO2002036324A1 (en) * | 2000-10-30 | 2002-05-10 | Synventive Molding Solutions, Inc. | Controlled injection using manifold having multiple feed channels |
| CN201761015U (en) * | 2009-12-28 | 2011-03-16 | 海尔集团公司 | Hot runner with double-layer spreader plate |
| CN103331874A (en) * | 2013-05-30 | 2013-10-02 | 麦士德福科技(深圳)有限公司 | Hot runner system for three-layer stack mold |
-
2015
- 2015-12-02 CN CN201510871058.8A patent/CN106553314B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01216816A (en) * | 1988-02-26 | 1989-08-30 | Mitsubishi Metal Corp | Injection mold |
| WO2002036324A1 (en) * | 2000-10-30 | 2002-05-10 | Synventive Molding Solutions, Inc. | Controlled injection using manifold having multiple feed channels |
| CN201761015U (en) * | 2009-12-28 | 2011-03-16 | 海尔集团公司 | Hot runner with double-layer spreader plate |
| CN103331874A (en) * | 2013-05-30 | 2013-10-02 | 麦士德福科技(深圳)有限公司 | Hot runner system for three-layer stack mold |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109049540A (en) * | 2018-08-22 | 2018-12-21 | 珠海格力精密模具有限公司 | Injection mould |
| CN110587928A (en) * | 2019-10-18 | 2019-12-20 | 泰逸电子（昆山）有限公司 | Notebook shell injection mold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106553314B (en) | 2019-07-05 |
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