CN201677453U - Double-color injection mould and injection molding machine - Google Patents
Double-color injection mould and injection molding machine Download PDFInfo
- Publication number
- CN201677453U CN201677453U CN2010201544289U CN201020154428U CN201677453U CN 201677453 U CN201677453 U CN 201677453U CN 2010201544289 U CN2010201544289 U CN 2010201544289U CN 201020154428 U CN201020154428 U CN 201020154428U CN 201677453 U CN201677453 U CN 201677453U
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- Prior art keywords
- mould
- injection
- finished product
- back mould
- front mould
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- 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
- B29C45/16—Making multilayered or multicoloured articles
- B29C45/1615—The materials being injected at different moulding stations
- B29C45/1628—The materials being injected at different moulding stations using a mould carrier rotatable about an axis perpendicular to the opening and closing axis of the moulding stations
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
An embodiment of the utility model discloses a double-color injection mould and an injection molding machine, which relate to technical field of moulds and are used for realizing double-color injection molding of large-sized plastic products. The double-color injection mould comprises a first front mould, a rear mould and a second front mould which are sequentially and oppositely arranged. The rear mould includes a first rear mould and a second rear mould which are the same in structure and connected together back to back; the first rear mould is used for forming a semi-finished product by injection molding after being assembled with the first front mould; a finished product is formed by injection molding on the basis of the semi-finished product after the first rear mould is enabled to be assembled with the second front mould by horizontally rotating the rear mould for 180 degrees; and simultaneously the second rear mould is used for forming a next semi-finished product by injection molding after being assembled with the first front mould. The scheme of the double-color injection mould and the injection molding machine is applicable for double-color injection molding.
Description
Technical field
The utility model relates to technical field of mold, relates in particular to a kind of bicolor injection mould and injection machine of making large scale plastic product.
Background technology
The double-shot moulding technology is mainly used in fields such as household electrical appliances, daily plastic goods and auto parts and components manufacturing, is a kind of novel injection molding technology that can simplify assembly technology, improve the products appearance class.The double-color mold structure of die industry employing at present mainly contains rotating disc type, rotary shaft or its improved procedure.
Wherein, the rotating disc type rotating mechanism is a rotating disk of setting up an energy Rotate 180 ° on the moving platen of injection machine, and mould just is installed on the described rotating disk, realizes the transposition injection moulding of mould by the rotation of rotating disk.The rotary shaft rotating mechanism then is the rotating shaft of setting up an energy Rotate 180 ° on the moving platen of injection machine, the core of this rotating shaft and mould links to each other, by the matched moulds of pulling back after the proprietary transmission device rotation, thereby carry out the transposition injection moulding of the rotation of mold cores with the realization mould.
Utilizing above-mentioned injection moulding apparatus to carry out in the process of double-shot moulding, the inventor finds that there are the following problems at least in the prior art:
No matter be rotary-disk type structure, or the rotary shaft structure, it all is to carry out 180 ° of rotations to realize the transposition of mould on perpendicular; Owing to be rotation, be easy to occur the problem of the poor stability of rotational structure, thereby necessarily require vertical postrotational repetitive positioning accuracy height, and required clamp force be big at perpendicular; Simultaneously, because the double injection moulding is all in the solid plate side of injection machine, per injection all needs independent runner, and the restriction in space makes and offers comparatively difficulty of runner in the same side of injection machine, and causing can't the bigger dual-color plastic goods of moulding.
The utility model content
Embodiment of the present utility model provides a kind of bicolor injection mould and injection machine, in order to realize the double-shot moulding of large scale plastic product.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
A kind of bicolor injection mould comprises first front mould that is oppositely arranged successively, back mould and second front mould, and described back mould comprises the first back mould and the second back mould that structure is identical, and the described first back mould and the second back mould back-to-back link together;
Behind described first back mould and the described first front mould matched moulds, be used for injection moulding and form semi-finished product;
Described back mould horizontally rotate 180 ° make the described first back mould and the described second front mould matched moulds after, be used for that injection moulding forms finished product on described half-finished basis, and mould and the described first front mould matched moulds are used for injection moulding and form next semi-finished product after simultaneously described second.
A kind of injection machine comprises frame, is provided with relative solid plate and moving platen on described frame; Wherein, also be provided with horizontal rotating table between described solid plate and moving platen, the rotating shaft of described horizontal rotating table is vertical with the die sinking direction of described injection machine;
First front mould is installed on the described solid plate, second front mould is installed on the described moving platen, mould after being equipped with on the described horizontal rotating table, described back mould comprise the first back mould and the second back mould that structure is identical, and mould back-to-back links together behind the described first back mould and second;
Be used for injection moulding behind described first back mould and the described first front mould matched moulds and form semi-finished product; Described horizontal rotating table drive described back mould horizontally rotate 180 ° make described first back mould and the described second front mould matched moulds after, be used on described half-finished basis injection moulding and form finished product, and the simultaneously described second back mould and the described first front mould matched moulds are used for injection moulding and form next semi-finished product.
Bicolor injection mould that the utility model embodiment provides and injection machine, by being made as the position relation between first front mould, back mould and second front mould of bicolor injection mould relative successively, make win front mould and second front mould carry out the matched moulds operation simultaneously with it from the both sides of described back mould respectively, finished the semi-finished product injection moulding of goods and the final finished injection moulding of another goods; By the scheme that provides among the utility model embodiment, the rotation that can carry out mould in the horizontal direction is to realize double-shot moulding.Compare with the traditional rotating disc type or the bicolor injection mould structure of rotary shaft, bicolor injection mould that the utility model embodiment provides and injection machine can make the required clamp force of injection moulding reduce half, and plastic large-scale dual-color plastic goods, and simplified the design of runner and mould structure.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the scheme of installation of bicolor injection mould on injection machine among the utility model embodiment;
Fig. 2 is the structural representation of injection mold under the matched moulds state among the utility model embodiment;
Fig. 3 is the action schematic diagram one in the injection moulding process among the utility model embodiment;
Fig. 4 is the action schematic diagram two in the injection moulding process among the utility model embodiment;
Fig. 5 is the action schematic diagram three in the injection moulding process among the utility model embodiment;
Fig. 6 is the action schematic diagram four in the injection moulding process among the utility model embodiment;
Reference numeral: 1-injection machine solid plate; The 2-Injection Motor Template; The 3-horizontal rotating table; 4-first front mould; Mould behind the 5-; 6-second front mould; The 31-connecting plate; 41-first front mould is inserted; 42-first cavity plate; The 43-first hot flow path backing plate; 44-first hot flow path; The 45-first hot flow path fixed head; The 46-first front mould seat board; 51-second front mould is inserted; 52-second cavity plate; The 53-second hot flow path backing plate; 54-second hot flow path; The 55-second hot flow path fixed head; The 56-second front mould seat board; Mould is inserted behind the 61-; The 62-core plate; The 63-square iron; 64-face needle plate; Needle plate at the bottom of the 65-; Die holder plate behind the 66-.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Below in conjunction with accompanying drawing bicolor injection mould and the injection machine that the utility model embodiment provides is described in detail.
In conjunction with shown in Figure 1, the bicolor injection mould that provides among the utility model embodiment, comprise first front mould 4, back mould 5 and second front mould 6 that are oppositely arranged successively, described back mould 5 comprises the first back mould and the second back mould that structure is identical, and mould back-to-back links together behind the described first back mould and second;
Behind described first back mould and described first front mould, 4 matched moulds, be used for injection moulding and form semi-finished product;
After described back mould 5 horizontally rotates and makes the described first back mould and described second front mould, 6 matched moulds, be used for that injection moulding forms finished product on described half-finished basis, and mould and described first front mould, 4 matched moulds are used for injection moulding and form next semi-finished product after simultaneously described second.
Wherein, first of the described back mould back mould and the second back mould can link together by securing member (screw etc.).
Further, the bicolor injection mould among the utility model embodiment comprises two independently running gate systems, and one of them running gate system is positioned at described first front mould, and another running gate system is positioned at described second front mould; Described running gate system comprises: parts such as hot flow path backing plate, hot flow path, hot flow path fixed head.
A kind of injection machine also is provided in the utility model embodiment, can have utilized above-mentioned bicolor injection mould to finish double-shot moulding; Wherein, described injection machine comprises frame, is provided with relative solid plate 1 and moving platen 2 on described frame; In addition, also be provided with horizontal rotating table 3 between described solid plate 1 and moving platen 2, the rotating shaft of described horizontal rotating table 3 is vertical with the die sinking direction of described injection machine;
Be used for injection moulding behind described first back mould and described first front mould, 4 matched moulds and form semi-finished product; Described horizontal rotating table 3 drive described back mould horizontally rotate 180 ° make described first back mould and described second front mould, 6 matched moulds after, be used for the final finished that on described half-finished basis injection moulding forms goods, and the simultaneously described second back mould and described first front mould, 4 matched moulds are used for the semi-finished product that injection moulding forms next goods.
In addition, be respectively the outside that first injecting unit that described semi-finished product injection moulding and described end article injection moulding supply raw materials and the second injecting unit (not shown) are separately positioned on described solid plate 1 and moving platen 2.Particularly, described first injecting unit is positioned at the outside of described solid plate 1, and described second injecting unit is positioned at the outside of described moving platen 2.
In conjunction with shown in Figure 2, be the structural representation of described bicolor injection mould under the matched moulds state.By Fig. 1 and Fig. 2, can see:
First front mould 4 is fixed on the solid plate 1 of injection machine, and it mainly is made up of insert 41, first cavity plate 42, the first hot flow path backing plate 43, first hot flow path 44, the first hot flow path fixed head 45 and the first front mould seat board 46 of first front mould;
Utilize bicolor injection mould and injection machine among the utility model embodiment, by being made as the position relation between first front mould, back mould and second front mould of bicolor injection mould relative successively, make win front mould and second front mould and described back mould carry out the matched moulds operation simultaneously, with the semi-finished product injection moulding of finishing goods and the final finished injection moulding of another goods; By the scheme that provides among the utility model embodiment, the rotation that can carry out mould in the horizontal direction is to realize double-shot moulding.Compare with the traditional rotating disc type or the bicolor injection mould structure of rotary shaft, bicolor injection mould that the utility model embodiment provides and injection machine can make the required clamp force of injection moulding reduce half, thereby plastic large-scale dual-color plastic goods, the molding cycle of plastic products is short simultaneously, and injection-moulding device operates steadily.
In the double-shot moulding process of reality, can simultaneously first front mould 4, second front mould 6 be carried out matched moulds with back mould 5, so just can make semi-finished product in a side of described first front mould 4, and a side of described second front mould 6 will go up semi-finished product further processing obtain resultant articles.Particularly,
In conjunction with the mold actions schematic diagram among Fig. 3 to Fig. 6, the motion process of mould is roughly as follows in each molding cycle:
First group of action: matched moulds, injection (see figure 3).
After mould carries out matched moulds behind described first front mould 4 and first, by first kind of plastic melt of injection in the die cavity of described first injecting unit behind matched moulds; Simultaneously, after second back mould and described second front mould 6 carries out matched moulds, by described second injecting unit to wherein injecting second kind of plastic melt.Double injection carries out simultaneously.
Owing to the semi-finished product of last injection enter second front mould and insert in the die cavity along with horizontal rotating table 3 has rotated 180 ° on horizontal plane, can be at new semi-finished product of the first front mould side moulding, further injection mo(u)lding obtains resultant articles and the second front mould side is to the semi-finished product that obtained in last one-period; In other words, in the first injecting unit molding semi product, second injecting unit injects second kind of plastic melt on half-finished basis and semi-finished product merge, and forms final double-shot moulding goods.
Second group of action: pressurize cooling back die sinking (see figure 4).
Carry out die sinking when operation, the solid plate 1 of injection machine is motionless, and the moving platen 2 of injection machine moves (moving direction is shown in arrow among Fig. 4) with second front mould 6, horizontal rotating table 3 move the identical but hysteresis slightly of moving direction with moving platen 2; Horizontal rotating table 3 drives back moulds 5 to be stopped after the die sinking direction moves a segment distance earlier, and then Rotate 180 ° in the horizontal direction; After the rotation, semi-finished product are towards Injection Motor Template one side, and end article is towards injection machine solid plate one side.
The 3rd group of action: eject the goods (see figure 5).
Dynamic structure in the bicolor injection mould (such as, oil cylinder) drives face needle plate 64 and end needle plate 65 to solid plate side shifting (moving direction is shown in arrow among Fig. 5).On the face needle plate 64 push rod is housed, described push rod moves with face needle plate 64, and end article is ejected described bicolor injection mould; After end article ejected, face needle plate 64 was by spring reset.
The 4th group of action: matched moulds enters next injection cycle (see figure 6).
Horizontal rotating table 3 and moving platen 2 be the priority matched moulds under injection machine control, and moving direction is shown in arrow among Fig. 6; Behind the matched moulds, enter next cycle period.
In embodiment of the present utility model, utilize the rotation of horizontal rotating table to realize the transposition injection moulding of mould and then reach the purpose of moulding dual-color plastic goods; Allowing clamp force and injection pressure interact owing to the two groups of injecting units installed relatively and the axis of injection machine are concentric offsets on same center line, therefore the required clamp force of bicolor injection mould among the utility model embodiment is compared with common bicolor injection mould and can be reduced half, and the speed of service is fast, operates steadily.And the required running gate system of twice injection moulding lays respectively at the solid plate side and the moving platen side of injection machine, like this, has simplified the design of runner, thereby can the moulding bigger dual-color plastic goods or the double-colored goods of multimode cavity.
The above; it only is the specific embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (5)
1. a bicolor injection mould is characterized in that, comprises first front mould that is oppositely arranged successively, back mould and second front mould, and described back mould comprises the first back mould and the second back mould that structure is identical, and the described first back mould and the second back mould back-to-back link together;
Behind described first back mould and the described first front mould matched moulds, be used for injection moulding and form semi-finished product;
Described back mould horizontally rotate 180 ° make the described first back mould and the described second front mould matched moulds after, be used for that injection moulding forms finished product on described half-finished basis, and mould and the described first front mould matched moulds are used for injection moulding and form next semi-finished product after simultaneously described second.
2. according to the described bicolor injection mould of described claim 1, it is characterized in that described first back mould and the described second back mould link together by securing member.
3. according to the described bicolor injection mould of described claim 1, it is characterized in that described bicolor injection mould comprises two independently running gate systems, one of them running gate system is positioned at described first front mould, and another running gate system is positioned at described second front mould.
4. an injection machine comprises frame, is provided with relative solid plate and moving platen on described frame, it is characterized in that, also is provided with horizontal rotating table between described solid plate and moving platen, and the rotating shaft of described horizontal rotating table is vertical with the die sinking direction of described injection machine;
First front mould is installed on the described solid plate, second front mould is installed on the described moving platen, mould after being equipped with on the described horizontal rotating table, described back mould comprise the first back mould and the second back mould that structure is identical, and mould back-to-back links together behind the described first back mould and second;
Be used for injection moulding behind described first back mould and the described first front mould matched moulds and form semi-finished product; Described horizontal rotating table drive described back mould horizontally rotate 180 ° make described first back mould and the described second front mould matched moulds after, be used on described half-finished basis injection moulding and form finished product, and the simultaneously described second back mould and the described first front mould matched moulds are used for injection moulding and form next semi-finished product.
5. injection machine according to claim 4 is characterized in that, described injection machine also comprises first injecting unit and second injecting unit;
Described first injecting unit is positioned at the outside of described solid plate, and described second injecting unit is positioned at the outside of described moving platen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201544289U CN201677453U (en) | 2010-04-09 | 2010-04-09 | Double-color injection mould and injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201544289U CN201677453U (en) | 2010-04-09 | 2010-04-09 | Double-color injection mould and injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201677453U true CN201677453U (en) | 2010-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201544289U Expired - Lifetime CN201677453U (en) | 2010-04-09 | 2010-04-09 | Double-color injection mould and injection molding machine |
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| CN (1) | CN201677453U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102211379A (en) * | 2010-04-09 | 2011-10-12 | 海尔集团公司 | Double-shot molding mold, injection machine and double-shot molding process |
| CN103317661A (en) * | 2013-05-31 | 2013-09-25 | 宁波京阪工业有限公司 | Injection molding machine with double injection devices |
| CN103568200A (en) * | 2012-07-20 | 2014-02-12 | 希姆通信息技术（上海）有限公司 | Double-color injection moulding method |
| CN106142457A (en) * | 2015-05-13 | 2016-11-23 | 中原精密株式会社 | dual injection mould and method |
| CN108081548A (en) * | 2017-12-22 | 2018-05-29 | 骏伟塑胶制品（太仓）有限公司 | A kind of bicolor injection mould of preceding mould ejection |
| CN109177031A (en) * | 2018-07-26 | 2019-01-11 | 深圳市安盛模具有限公司 | A kind of double-colored laminated mould |
| CN110757728A (en) * | 2018-07-28 | 2020-02-07 | 泰瑞机器股份有限公司 | Multicolor injection molding device based on horizontal rotation |
| CN110757720A (en) * | 2018-07-28 | 2020-02-07 | 泰瑞机器股份有限公司 | Injection molding machine for multicolor products |
-
2010
- 2010-04-09 CN CN2010201544289U patent/CN201677453U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102211379A (en) * | 2010-04-09 | 2011-10-12 | 海尔集团公司 | Double-shot molding mold, injection machine and double-shot molding process |
| CN103568200A (en) * | 2012-07-20 | 2014-02-12 | 希姆通信息技术（上海）有限公司 | Double-color injection moulding method |
| CN103317661A (en) * | 2013-05-31 | 2013-09-25 | 宁波京阪工业有限公司 | Injection molding machine with double injection devices |
| CN106142457A (en) * | 2015-05-13 | 2016-11-23 | 中原精密株式会社 | dual injection mould and method |
| CN106142457B (en) * | 2015-05-13 | 2018-11-06 | 中原精密株式会社 | Dual injection mold and method |
| CN108081548A (en) * | 2017-12-22 | 2018-05-29 | 骏伟塑胶制品（太仓）有限公司 | A kind of bicolor injection mould of preceding mould ejection |
| CN108081548B (en) * | 2017-12-22 | 2024-05-03 | 江苏骏伟精密部件科技股份有限公司 | Double-colored injection mold that front mould is ejecting |
| CN109177031A (en) * | 2018-07-26 | 2019-01-11 | 深圳市安盛模具有限公司 | A kind of double-colored laminated mould |
| CN110757728A (en) * | 2018-07-28 | 2020-02-07 | 泰瑞机器股份有限公司 | Multicolor injection molding device based on horizontal rotation |
| CN110757720A (en) * | 2018-07-28 | 2020-02-07 | 泰瑞机器股份有限公司 | Injection molding machine for multicolor products |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Qingdao Haier Refrigerator Co., Ltd. Assignor: Haier Group Company|Qingdao Haier mould Co., Ltd. Contract record no.: 2014370000060 Denomination of utility model: Double-color injection mould and injection molding machine Granted publication date: 20101222 License type: Exclusive License Record date: 20140418 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101222 |
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| CX01 | Expiry of patent term |