CN202264357U - Special two-color mold for turntable type two-screw parallel jetting injection molding machine - Google Patents
Special two-color mold for turntable type two-screw parallel jetting injection molding machine Download PDFInfo
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- CN202264357U CN202264357U CN 201120323854 CN201120323854U CN202264357U CN 202264357 U CN202264357 U CN 202264357U CN 201120323854 CN201120323854 CN 201120323854 CN 201120323854 U CN201120323854 U CN 201120323854U CN 202264357 U CN202264357 U CN 202264357U
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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
- B29C45/03—Injection moulding apparatus
- B29C45/12—Injection moulding apparatus using two or more fixed moulds, e.g. in tandem
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- Manufacturing & Machinery (AREA)
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- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to a special two-color mold for a turntable type two-screw parallel jetting injection molding machine, which comprises two completely separate molds. The positions of the two molds can be interchanged, the appearance and dimensions of the two molds are identical, the two molds comprise a first jetting mold used for forming a plastic product body and a second jetting mold used for forming an anti-collision and hand feeling ornament of the plastic product body, each mold respectively comprises a male mold and a female mold, the female molds of the two molds are fixed on the fixed plate of the injection molding machine in parallel, and the male molds of the two molds are fixed on the turntable of the movable plate of the injection molding machine in parallel. The utility model has the advantages that the production efficiency is high, only a small number of operators are needed, and the space occupied for production is small. In addition, since mold stripping is not carried out for a product finished in the first jetting, the thermal expansion and contraction of the plastic product can be reduced, and compared with the two-color insert product, the quality can be guaranteed and improved fundamentally.
Description
Technical field
The utility model relates to the double-color mold that is exclusively used in rotating disc type twin-screw jet injection moulding machine arranged side by side.
Background technology
Double color injection is meant the process of two kinds of different colours or different types of plastics being processed the different finished product of different color or appearance soft durometer through the injection moulding operation.In the prior art, the method that is used for double-shot moulding is to be divided into quadric injection mould, and finished product is called flush type again and penetrates as the injection molding inserts second time for the first time, and unstable with the product quality that the method is produced, the production cycle is long, and efficient is not high.Another kind of comparatively advanced person's double-shot moulding such as the double color injection mould that patent No. ZL2009202389381 is used for turntable type correlation injection machine; Be to adopt the mode of two injection machine correlation moulding to process double-colored goods; Yet this molding mode; The place that takies is bigger, have at least two bit manipulation personnel to control production process.
Summary of the invention
The technical problem of the required solution of the utility model is: a kind of double-color mold that is exclusively used in rotating disc type twin-screw jet injection moulding machine arranged side by side is provided, overcomes prior art and take the big defective in production space.
The utility model solves the prior art problem through following technical proposals: a kind of double-color mold mounting structure that is exclusively used in rotating disc type twin-screw jet injection moulding machine arranged side by side; The convertible two groups of moulds in complete independence and mutual alignment are arranged; And two molds appearance and size is identical, is divided into forming first of plastic products body and penetrating mould and form that the plastic products body is crashproof penetrates mould with feel ornamental second, and each mould is by male model and master mold formation; Wherein, The master mold of two molds is fixed on the injection machine fixed head side by side, and the male model of two molds is fixed on the rotating disk of injection machine movable plate side by side, accomplishes the moulding of double-colored goods through the male model that rotates two molds.
On the such scheme basis, for reduce first penetrate goods the thermal contraction phenomenon, described first penetrates male model does not establish mould emptier, second penetrates male model establishes mould emptier.
In order to adapt to the moulding of symmetrical structure product casing, described each mould has the finished product die cavity of two symmetrical configuration, the involutory formation product casing of the moulding article of two die cavities.
First penetrate master mold finished product die cavity forming part and second penetrate between the master mold forming part variantly, therefore, can be implemented in the parts that need and form and decorate with feel body is crashproof.
Penetrate mould to first and be used for the duroplasts injection moulding; The solation road that advances of mould is designed to needle-valve or non-needle-valve hot flow path structure; And second penetrate mould be used for the moulded products body crashproof with the soft feel decoration, be designed to mix runner so enter the solation road, i.e. hot flow path and cold runner connected structure.
The useful technique effect of the utility model is:
Because first penetrates with second to penetrate be the mould of two groups of independence injection mo(u)ldings, be installed on the injection machine board injection simultaneously simultaneously and produce common relatively injection mo(u)lding; Operating personnel can reduce, and add that first penetrates and second penetrate mould and can in board, exchange moulding, and first penetrates after moulding accomplishes; First or second penetrates male model carries finished product voluntarily and changes second over to and penetrate; Penetrate in the forming process second, first or second penetrates or the empty mould of the mixing mould that first, second is penetrated is penetrated doing first, so it can be enhanced productivity again; In addition; Because the first not demoulding of finished product when penetrating has reduced expanding with heat and contract with cold of plastic product, basic guarantee and raising have been arranged than the quality of the two color system finished product of other finished product inserts.
Description of drawings
On the board of accompanying drawing 1 same injection machine arranged side by side, the master mold 11,21 of two molds is fixed on the injection machine fixed head 3 side by side, the structural representation that the male model 12,22 of two molds is fixed on the injection machine movable plate 4 side by side.
During accompanying drawing 2 electric tools are produced, be fixed on the sketch map on the rotating disk 5 of injection machine movable plate 4 side by side for male model 12,22, wherein, be provided with the electric tool shell die cavity of two symmetrical configuration in the male model 12,22.
The sketch map that the master mold 11,21 of accompanying drawing 3 two molds is fixed on the injection machine fixed head 2 side by side wherein, is provided with the electric tool shell die cavity of two symmetrical configuration in the master mold 11,21, and first penetrate master mold 11 shape and second penetrate between the master mold 21 variant.
The flow passage structure 13,23 of the master mold 11,21 of accompanying drawing 4 two molds.
Accompanying drawing 5 is first to penetrate mould and second and penetrate mould die opening state sketch map.
Accompanying drawing 6 be first penetrate male model 12 and second and penetrate master mold 21 turnbacks after, first penetrates master mold 11 and second penetrates male model 22 and accomplishes injection back demoulding view.
Label among the figure:
1,2-first, second injection machine;
11,21-the first penetrate, second penetrate mould master mold; 111,211-first, second penetrates the master mold forming part;
12,22-the first penetrate, second penetrate mould male model; 13,23-the first penetrate, second penetrate master mold runner;
3-injection machine fixed head; 4-injection machine movable plate;
5-rotating disk; 6-pull bar;
7-demoulding push rod, 8-body;
9-two color system finished product.
The specific embodiment
The utility model is exclusively used in the double-color mold of rotating disc type twin-screw jet injection moulding machine arranged side by side; The moulding of the double-colored soft or hard different plastics electric tool shell that lumps together about being used for that a kind of electric tool uses; The convertible two groups of moulds in complete independence and mutual alignment are arranged, and two molds appearance and size is identical, is divided into and forms first of plastic products body and penetrate mould and form that the plastic products body is crashproof penetrates mould with feel ornamental second; Each mould constitutes by male model and master mold; On the board like accompanying drawing 1 same injection machine arranged side by side, the master mold 11,21 of two molds is penetrated, second is penetrated the station requirement and be fixed on side by side on the injection machine fixed head 3 by first of board, and the male model 12,22 of two molds is fixed on the injection machine movable plate 4 side by side; In the production of accompanying drawing 2 electric tools; Be fixed on side by side for male model 12,22 on the rotating disk 5 of injection machine movable plate 4, wherein, be provided with the electric tool shell die cavity of two symmetrical configuration in the male model 12,22.Lean on the folding mould and the rotational transform station of injection machine to produce the dual-color plastic manufactured goods.
The sketch map that is fixed on side by side on the injection machine fixed head 2 like the master mold 11,21 of accompanying drawing 3 two molds; Wherein, Be provided with the electric tool shell die cavity of two symmetrical configuration in the master mold 11,21; The moulding article of two die cavities relatively fasten and constitute product casing, and first penetrate master mold 11 forming part 111 and second penetrate between the forming part 211 of master mold 21 variant, realize to first penetrate moulding body carry out crashproof and modification.
Shown in accompanying drawing 4, first penetrate master mold runner 13 for like needle valve hot flow path structure, promptly hot flow path advances glue; Second penetrate master mold the combining structure that is connected with cold runner for hot flow path of runner 23, form and be mixed into glue.
Second penetrate master mold runner 23 also can adopt non-needle valve hot flow path.
Described first penetrates male model does not establish mould emptier, and second penetrates male model establishes mould emptier.
The operation principle of the utility model is following:
Shown in accompanying drawing 5, be fixed on first on the injection machine and penetrate, second penetrate mould and be die opening state, rotating disc type twin-screw injection machine is injected into first with the body injected plastics material earlier and penetrates in the mould; Injection machine movable plate 4 is retreated die sinking along pull bar 6 behind pressurize, curing molding, subsequently by rotating disk 5 first penetrating, second penetrate male model 12,22 and rotate 180 degree, penetrating male model 22 and first to second, to penetrate master mold corresponding; First penetrates male model 12 is being with first to penetrate body and second to penetrate master mold corresponding; Matched moulds is accomplished second and is penetrated moulding two color system finished product; Also accomplish the body injection moulding that another organizes double-colored goods at second synchronization penetrated; After pressurize was solidified, die sinking was penetrated the corresponding mould emptier of injection machine by second and is ejected second and penetrate finished product.
As Fig. 6 be first penetrate male model 12 and second and penetrate master mold 21 turnbacks after, first penetrates master mold 11 and second penetrates male model 22 and accomplishes shown in the injection back demoulding view, in the present embodiment, mould emptier is a demoulding push rod 7.First of the completion demoulding is penetrated male model 12 and is gone back to the body injection moulding that original station is made a new round with empty mould state again through injection machine rotating disk 5; Accomplish simultaneously first penetrate second penetrate male model 22 and carry the body 8 of injection formed and get back to the original station of controlling oneself and do second and penetrate injection, pressurize, curing, die sinking and eject two color system finished product 9; Matched moulds, injection moulding, pressurize, die sinking so repeatedly, eject the two color system finished product, the dual-color plastic manufactured goods are produced in circulation continuously.
Because first penetrates with second to penetrate be the mould of two groups of independence injection mo(u)ldings, be installed on the injection machine board injection simultaneously simultaneously and produce common relatively injection mo(u)lding; Only need operating personnel, add that first penetrates and second penetrate mould and can in board, exchange moulding, first penetrates after moulding accomplishes; First or second penetrates male model carries finished product voluntarily and changes second over to and penetrate, and penetrates in the forming process second, and first or second penetrates or the empty mould of the mixing mould that first, second is penetrated is penetrated doing first; So improved production efficiency greatly; In addition, because the first not demoulding of finished product when penetrating has reduced expanding with heat and contract with cold of plastic product; Guarantee the strong adhesion of two color system finished product, guarantee fundamentally and improved product quality than other finished product inserts.
Claims (5)
1. be exclusively used in the double-color mold of rotating disc type twin-screw jet injection moulding machine arranged side by side; The convertible two groups of moulds in complete independence and mutual alignment are arranged; And two molds appearance and size is identical; Be divided into and form first of plastic products body and penetrate mould and form that the plastic products body is crashproof penetrates mould with feel ornamental second; Each mould constitutes by male model and master mold, and it is characterized in that: the master mold of two molds is fixed on the injection machine fixed head side by side, and the male model of two molds is fixed on the rotating disk of injection machine movable plate side by side.
2. the double-color mold that is exclusively used in rotating disc type twin-screw jet injection moulding machine arranged side by side according to claim 1 is characterized in that: described first penetrates male model does not establish mould emptier, and second penetrates male model establishes mould emptier.
3. the double-color mold that is exclusively used in rotating disc type twin-screw jet injection moulding machine arranged side by side according to claim 1 and 2 is characterized in that: described each mould has the finished product die cavity of two symmetrical configuration, and the moulding article of two die cavities fasten relatively and constitute product casing.
4. the double-color mold that is exclusively used in rotating disc type twin-screw jet injection moulding machine arranged side by side according to claim 3 is characterized in that: first penetrate master mold finished product die cavity forming part and second penetrate between the master mold forming part variant.
5. be exclusively used in the double-color mold of rotating disc type twin-screw jet injection moulding machine arranged side by side according to claim 1 or 2, it is characterized in that: described first penetrate master mold runner be the hot flow path structure, second penetrate master mold runner be the combining structure that hot flow path is connected with cold runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120323854 CN202264357U (en) | 2011-08-31 | 2011-08-31 | Special two-color mold for turntable type two-screw parallel jetting injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120323854 CN202264357U (en) | 2011-08-31 | 2011-08-31 | Special two-color mold for turntable type two-screw parallel jetting injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202264357U true CN202264357U (en) | 2012-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120323854 Expired - Fee Related CN202264357U (en) | 2011-08-31 | 2011-08-31 | Special two-color mold for turntable type two-screw parallel jetting injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202264357U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105599229A (en) * | 2016-01-06 | 2016-05-25 | 河源市勇艺达科技股份有限公司 | Horizontal double-color injection mold |
| CN105666796A (en) * | 2016-01-29 | 2016-06-15 | 杭州宝博塑料科技有限公司 | Stacked three-template multifunctional injection molding machine and various application methods |
| CN108312424A (en) * | 2018-02-07 | 2018-07-24 | 苏州市天星山精密模具有限公司 | A kind of high-precision double-shot moulding mould |
| CN108357060A (en) * | 2018-04-25 | 2018-08-03 | 全兴工装设备（南京）有限公司 | A kind of automobile door trim fluorescence thread injection mold and its forming method |
| CN110861261A (en) * | 2019-11-29 | 2020-03-06 | 林渊博 | Double-color injection molding mechanism |
| CN112706362A (en) * | 2020-12-09 | 2021-04-27 | 浙江省仙居县中兴橡胶密封件有限公司 | Window-swinging motor rear cover double-color injection device and double-color injection process |
-
2011
- 2011-08-31 CN CN 201120323854 patent/CN202264357U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105599229A (en) * | 2016-01-06 | 2016-05-25 | 河源市勇艺达科技股份有限公司 | Horizontal double-color injection mold |
| CN105666796A (en) * | 2016-01-29 | 2016-06-15 | 杭州宝博塑料科技有限公司 | Stacked three-template multifunctional injection molding machine and various application methods |
| CN108312424A (en) * | 2018-02-07 | 2018-07-24 | 苏州市天星山精密模具有限公司 | A kind of high-precision double-shot moulding mould |
| CN108357060A (en) * | 2018-04-25 | 2018-08-03 | 全兴工装设备（南京）有限公司 | A kind of automobile door trim fluorescence thread injection mold and its forming method |
| CN110861261A (en) * | 2019-11-29 | 2020-03-06 | 林渊博 | Double-color injection molding mechanism |
| CN112706362A (en) * | 2020-12-09 | 2021-04-27 | 浙江省仙居县中兴橡胶密封件有限公司 | Window-swinging motor rear cover double-color injection device and double-color injection process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120606 Termination date: 20120831 |