CN201881526U - Pouring gate structure for double-color mold - Google Patents
Pouring gate structure for double-color mold Download PDFInfo
- Publication number
- CN201881526U CN201881526U CN2010206793790U CN201020679379U CN201881526U CN 201881526 U CN201881526 U CN 201881526U CN 2010206793790 U CN2010206793790 U CN 2010206793790U CN 201020679379 U CN201020679379 U CN 201020679379U CN 201881526 U CN201881526 U CN 201881526U
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- running channel
- double
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- main
- color mold
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a pouring gate structure for a double-color mold, which shortens the length of a main pouring gate and improves a sub pouring gate, so that the injection molding filling time is greatly shortened, and the time and the distance for mold opening and mold matching are also shortened, so the forming cycle of products is reduced, the work efficiency is improved, and the manufacture cost is reduced. Meanwhile, the double-color mold also has the advantages of simple structure, low manufacture cost and the like and has very strong market competitive strength.
Description
Technical field
The utility model relates to mould manufacturing field, particularly a kind of running channel structure of double-color mold.
Background technology
Goods of double-color mold have two kinds of different materials or two kinds of material with the material different colours to form, the general two big classes of dividing, one class is the colour mixture bicolor injection mould, two nozzles that are injection machine are alternately injected same die cavity with materials of different colors, form the pattern goods that do not have obvious border; Another kind of is exactly the double-layer bi-color injection mold, and promptly two kinds of two nozzles successively penetrate two kinds of materials the double-colored goods with obvious border that constitute goods.
As shown in Figure 1, the thin gate structure of the general employing of its running channel structure of double-color mold of the prior art: the first look running channel of diagram prior art is by main running channel 110 and divide running channel 120,130,140 to form whole runner system.So whole runner system is very long, and will die joint be set on 130 and could take out runner scrap.
Please continue to consult Fig. 2, the second look running channel of prior art shown in Figure 2: include main running channel 150 and the corresponding running channel 160,170,180 that divides too, its structure and effect are just seldom done narration here as mentioned above.
So, cause easily that runner scrap is many, the injection moulding filling time is long, the die sinking number of times is too much, thereby make the process-cycle of product long, price is high.Simultaneously, its mould bases complex structure of this running channel structure, its manufacturing cost is also higher.
Therefore, prior art has yet to be improved and developed.
The utility model content
The purpose of this utility model is to provide a kind of running channel structure of double-color mold.Double-color mold its running channel that has solved thin gate structure in the prior art is long, waste material is many, the injection moulding filling time long, die sinking often, thereby cause the process-cycle of product to be grown, problem of ultra-high price.
In order to achieve the above object, the utility model has been taked following technical scheme:
A kind of running channel structure of double-color mold wherein, comprising:
The first look running channel, be used for injected plastics material for the first time, the described first look running channel further comprises the first main running channel and first fen running channel, and the described first main running channel is set to big gate structure, described first minute running channel is arranged on the mould of back, and the described first main running channel is vertical and connect first fen running channel;
The second look running channel, be used for injected plastics material for the second time, the described second look running channel further comprises the second main running channel and second fen running channel, and the described second main running channel is set to big gate structure, running channel was arranged on the front mould in described second minute, and the described second main running channel is vertical and connect second fen running channel;
The first look master running channel is placed in the described second look master running channel.
The running channel structure of described double-color mold wherein, is provided with lining in described first, second main running channel.
The running channel structure of described double-color mold, wherein, described first, second minute running channel adopt balanced type mechanism.
Compared to prior art, the running channel structure of the double-color mold that the utility model provides, it has shortened the length of main running channel, and a minute running channel is improved, thereby the time that makes injection moulding fill shortens significantly, folding mould time and distance have also shortened, thereby have reduced the molding cycle of product, have improved operating efficiency, reduced manufacturing cost, simultaneously, advantage such as that described double-color mold also has is simple in structure, low cost of manufacture has the very strong market competitiveness.
Description of drawings
Fig. 1 is the schematic diagram of the first look running channel structure of double-color mold of the prior art.
Fig. 2 is the schematic diagram of the second look running channel structure of double-color mold of the prior art.
Fig. 3 is the schematic diagram of the first look running channel structure of the double-color mold of the utility model embodiment.
Fig. 4 is the schematic diagram of the second look running channel structure of the double-color mold of the utility model embodiment.
Fig. 5 is the schematic diagram of integral runner structure of the double-color mold of the utility model embodiment.
The specific embodiment
The utility model provides a kind of running channel structure of double-color mold, and is clearer, clear and definite for making the purpose of this utility model, technical scheme and effect, below with reference to accompanying drawing and give an actual example the utility model is further described.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
See also Fig. 5, the running channel structure of double-color mold of the present utility model comprises the first look running channel and the second look running channel, after injection moulding for the first time utilizes the first look running channel to enter the die cavity filling, the back mould is rotated to second look, the first main running channel 210 of the described first look running channel is placed in the second main running channel 310 of the described second look running channel, first fen running channel 220 of the described first look running channel is arranged on the mould of back, second fen running channel 320 of the described second look running channel is arranged on the front mould, thereby when making injection moulding for the second time, material can stride across the first look running channel smoothly and enter die cavity and finish injection mo(u)lding.
Further, can carry out half of the diameter of the first main running channel 210 of the general first look running channel and the second main running channel 310 that length is set to the second look running channel smoothly in order to guarantee twice injection moulding.
See also Fig. 3, it is the structural representation of the first look running channel.As shown in the figure, the described first look running channel comprises the first main running channel 210 and first fen running channel 220, and the described first main running channel 210 is vertical and connect first fen running channel 220.
Specifically, the described first main running channel 210 is set to big gate structure, and its length is compared little with existing main running channel, and the end that its opening is bigger connects described first minute running channel 220, and the time ratio that makes injection moulding fill had so originally shortened, and had improved operating efficiency.The first main running channel 210 of the described first look running channel is placed in the second main running channel 310 of the described second look running channel, and running channel 220 was arranged on the mould of back in first minute, has cancelled being used to take out former thin gate structure die sinking somatotype once, and has significantly reduced its length.Its advantage is: thus make product only need somatotype once, and unlike original twice-die-opening like that (originally must first break cast gate by die joint, and break away from running channel again, and realize that at last product was release), shorten the time and the distance of folding mould, effectively improved production efficiency.
Similarly, consult Fig. 4, the described second look running channel also includes the second main running channel 310 and second fen running channel 320, and its structural principle is identical with the first look running channel, and is succinct in order to describe, and just seldom does narration here.
Further, because first, second main running channel will at first contact with high-temperature material, the nozzle with injector bumps simultaneously, and damages easily, so the design lining is fixing wherein in first, second main running channel, plays a protective role.
In order to guarantee that material can be full of all die cavities simultaneously with identical briquetting pressure and temperature in forming process, thereby can obtain the product measure-alike, that physical property is good, for first, second minute running channel adopt balanced type mechanism: shape, length and the width dimensions of its each cast gate and die cavity, the structure that radius of corner is all identical.Guaranteed the uniform quality of all products, its dimensional accuracy is also identical with physical property.
In addition, the big end of first, second main running channel and the corresponding joining part of first, second minute running channel should adopt arc transition, have realized the smooth transition of injected plastics material from main running channel to minute running channel, have reduced minute pressure of running channel wall.
The purpose of this utility model is to provide a kind of pouring gate structure of double-color mold, it has shortened the length of main running channel, and the die sinking number of times, and a minute running channel is improved, thereby so that the time of mould filling shortens significantly, folding mould time and distance have also shortened, thereby have reduced the molding cycle of product, have improved operating efficiency, reduced manufacturing cost, simultaneously, the advantage such as that described double-color mold also has is simple in structure, low cost of manufacture has the very strong market competitiveness.
Be understandable that; for those of ordinary skills; can be equal to replacement or change according to the technical solution of the utility model and utility model design thereof, and all these changes or replacement all should belong to the protection domain of the appended claim of the utility model.
Claims (3)
1. the running channel structure of a double-color mold is characterized in that, comprising:
Be used for the first look running channel of injected plastics material for the first time, the described first look running channel further comprises the first main running channel and first fen running channel, the described first main running channel is set to big gate structure, and described first minute running channel is arranged on the mould of back, and the described first main running channel is vertical and connect first fen running channel;
Be used for the second look running channel of injected plastics material for the second time, the described second look running channel further comprises the second main running channel and second fen running channel, the described second main running channel is set to big gate structure, and running channel was arranged on the front mould in described second minute, and the described second main running channel is vertical and connect second fen running channel;
The first look master running channel is placed in the described second look master running channel.
2. the running channel structure of double-color mold according to claim 1 is characterized in that, and is described
Be provided with lining in the first main running channel and the second main running channel.
3. the running channel structure of double-color mold according to claim 1 is characterized in that, and is described
First fen running channel and second fen running channel are balanced type mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206793790U CN201881526U (en) | 2010-12-24 | 2010-12-24 | Pouring gate structure for double-color mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206793790U CN201881526U (en) | 2010-12-24 | 2010-12-24 | Pouring gate structure for double-color mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201881526U true CN201881526U (en) | 2011-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206793790U Expired - Lifetime CN201881526U (en) | 2010-12-24 | 2010-12-24 | Pouring gate structure for double-color mold |
Country Status (1)
| Country | Link |
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| CN (1) | CN201881526U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104325085A (en) * | 2014-11-05 | 2015-02-04 | 浙江佳力风能技术有限公司 | Gating system with multistage split transverse runners |
| CN105170910A (en) * | 2015-10-10 | 2015-12-23 | 贵阳中航动力精密铸造有限公司 | Casting system protecting ceramic cores against breakage |
| CN114746242A (en) * | 2019-12-03 | 2022-07-12 | 乐高公司 | Mold for injection molding |
-
2010
- 2010-12-24 CN CN2010206793790U patent/CN201881526U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104325085A (en) * | 2014-11-05 | 2015-02-04 | 浙江佳力风能技术有限公司 | Gating system with multistage split transverse runners |
| CN105170910A (en) * | 2015-10-10 | 2015-12-23 | 贵阳中航动力精密铸造有限公司 | Casting system protecting ceramic cores against breakage |
| CN105170910B (en) * | 2015-10-10 | 2017-05-03 | 贵阳中航动力精密铸造有限公司 | Casting system protecting ceramic cores against breakage |
| CN114746242A (en) * | 2019-12-03 | 2022-07-12 | 乐高公司 | Mold for injection molding |
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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 |
Owner name: DONGGUAN CHITWING TECHNOLOGY CO., LTD. Free format text: FORMER NAME: JIERONG MOLD INDUSTRY (DONGGUAN) CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 523860 Xin'an Industrial Park, Changan Town, Dongguan, Guangdong Patentee after: DONGGUAN JIERONG TECHNOLOGY CO., LTD. Address before: 523860 Xin'an Industrial Park, Changan Town, Dongguan, Guangdong Patentee before: Jierong Mold Industry (Dongguan) Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110629 |