CN1483565A - Multi-color plastic injection moulding equpment and method - Google Patents
Multi-color plastic injection moulding equpment and method Download PDFInfo
- Publication number
- CN1483565A CN1483565A CNA021347980A CN02134798A CN1483565A CN 1483565 A CN1483565 A CN 1483565A CN A021347980 A CNA021347980 A CN A021347980A CN 02134798 A CN02134798 A CN 02134798A CN 1483565 A CN1483565 A CN 1483565A
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- injector
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Abstract
The present invention relates to a multi colour composite plastic ejection forming equipment and its method. Said equipment includes several one-jet nozzle injection machines and transferring device placed between these injection machines. Every injection machine includes a jet nozzle, a mould and a manipulator positioned over the injection machine, these moulds can be formed into the mould group correspondent to a multicolour formed product. Said invention also provides its operation method, and can produce lonts of said multicolour formed products.
Description
[technical field]
The invention relates to a kind of multi-color plastic injection moulding equpment and method, especially about a kind of multi-color plastic injection moulding equpment and method thereof that combines by the logical injector of many Daeporis.
[technical background]
Polychrome complex plastic ejection formation is meant and two or more plastic cement successively are expelled in the mould under certain conditions and form these different materials and mutually combine and form the plastic cement products of one.
Existing polychrome complex plastic ejection formation product is generally button, PDA palm PC housing, the mobile phone housing of 3C Product, light fixture eyeglass of automobile or the like.
The used equipment of existing polychrome complex plastic ejection formation is generally a plastic cement injector, this injector and normal injection machine difference are that this injector comprises the nozzle of two covers with mold (being generally two covers) and equal number, the each several part of different materials on these moulds difference corresponding products, this injector is changed the mechanical arm of these moulds in addition.For example a double-colored make-up machine comprises the mould and two nozzles of all right one way or the other reversing of position, and each nozzle is to there being devices such as independently charging, heating, ejaculation.During moulding, the corresponding respectively mould of each nozzle is injected different plastic materials simultaneously, treat in the mould behind the plastic cement cooling forming, change the position of two moulds, make corresponding respectively another nozzle of each mould and inject another kind of plastic material, after treating its cooling forming, these two kinds of different plastic materials are combined into one and form a double-colored shaped article.
Yet this kind former complex structure, cost cost height, and because these moulds need reversing of position, so volume can not be excessive, thereby can only compact dimensions than miscellaneous goods.This kind forming method process complexity, complex operation and because twice forming process finished in a mould, product quality can't the Real Time Observation monitoring.
[summary of the invention]
The object of the present invention is to provide that a kind of cost is lower, equipment simply reaches higher multi-color plastic injection moulding equpment of product yield and method.
Multi-color plastic injection moulding equpment of the present invention comprises a plurality of injection mouth injector and is erected at conveyer between these injector, each injector comprises nozzle, the mould that a feed arrangement, includes the barrel of screw rod, and is positioned at the barrel front end and is positioned at the manipulator of this injector top that these set of molds become the set of molds of a corresponding multicolour forming product.The forming method of using former of the present invention comprises: during moulding, load a kind of plastic material in each injector and heat and make it fusion, at first that fusing point is the highest plastic material is injected in the corresponding mould, after treating that semi-finished product cooling back taking-up is sent in the corresponding mould of the inferior high plastic material of fusing point in the above-mentioned mould, inject the melten gel of this fusing point time high material, take out this semi-finished product cooling back, put into the gradually low material mould of fusing point then successively and inject corresponding melten gel, also being injected in the corresponding mould and combining with the various materials of injection before this until the minimum material of fusing point becomes finished product, after treating the finished product cooling, from mould, take out.Repeat above step, can produce this kind multicolour forming product in a large number.
Application the present invention produces the multicolour forming product following advantage: the equipment of this kind multicolour forming is combined by the logical injection mouth injector of many Daeporis, need not on an injector, transform new device and carry and change these moulds, can reduce equipment cost, and a plurality of moulds of this kind equipment are not subjected to spatial constraints, can produce larger-size product.This kind forming method multiple injection is finished in a plurality of moulds respectively, be convenient in the formed product process monitoring to semi-finished product and end product quality, thereby the equipment of can in time adjusting is to improve the quality of products.The half-finished process of transmission of carrying out in the middle of each time injection process, it simultaneously also is the process that semi-finished product adapt to external temperature, these semi-finished product externally space cooling contraction can guarantee to shrink evenly in conjunction with the finished product behind second kind of plastic material, thereby further improve the quality of products.
[description of drawings]
The utility model will be further described in conjunction with embodiment with reference to the accompanying drawings.
Fig. 1 is the double-colored complex plastic injection molding equipment of a present invention schematic diagram.
Fig. 2 is the double-colored complex plastic injection forming method of a present invention flow chart.
[specific embodiment]
Multi-color plastic injection moulding equpment of the present invention comprises some injection mouth injector and is erected at some conveyers between these injector.Be that example is illustrated only below with a kind of double-colored complex plastic injection molding equipment and forming method thereof.
See also Fig. 1, a kind of double-colored complex plastic injection molding equipment 1 comprises the conveyer 50 that two injection mouth injector 10,30 and are erected at 10,30 of these injector.
Injection mouth injector 10 comprises that barrel 16, that a feed arrangement 12, includes screw rod 14 is positioned at nozzle 18, a mould 20 of barrel 16 front ends and is positioned at the manipulator 22 of these injector 10 tops.
Another injection mouth injector 30 is identical with this injection mouth injector 10, also comprises that barrel 36, that a feed arrangement 32, includes screw rod 34 is positioned at nozzle 38, a mould 40 of barrel 36 front ends and is positioned at the manipulator 42 of these injector 30 tops.
This conveyer 50 is erected at the side top of two injector 10 and 30, and this conveyer 50 comprises a horizontal conveying belt 52, outside this conveyer belt 52 an airtight dustproof translucent cover 54 is arranged.
The dual-color forming product is made up of two kinds of plastic materials, and a fusing point higher material part is wherein arranged, and also has the low material part of a fusing point.
Mould 20 and 40 is formed the set of molds of a corresponding double-colored shaped article, promptly this mould 20 is used for this fusing point higher material part of moulding, and this mould 40 is used for the low material part of moulding fusing point, and after its die cavity is put into last ejaculation semi-finished product, can reserve necessarily and hang down the identical space of material partial shape, thereby in this space, inject the lower material of this fusing point with the fusing point for the treatment of manufactured goods.
See also Fig. 2, during moulding, at first the feed arrangement by injector 10 advanced plastic material A in 12 years, advanced plastic material B in 32 years by the feed arrangement of injector 30, and the fusing point of this plastic material A is high and both binding abilities are better than the fusing point of plastic material B.In injector 10, this plastic material A through screw rod 14 revolve material enter barrel 16 and therein heating and melting after inject in the closed mould 20 by nozzle 18 and to form a double-colored molding semi product.Injector 30 also uses screw rod 34 with in the plastic material B precession barrel 36 and heating and melting.
Treat that the plastic cement semi-finished product in the mould 20 cool off a period of time to form solid shape, die sinking then takes out these semi-finished product and be placed on this conveyer belt 52 with manipulator 22.This conveyer belt 52 is sent to another injector 30 places with these semi-finished product.
These semi-finished product are put into the mould 40 of this injector 30 and be fixed well with artificial or this manipulator 42.Mold closing is injected the melten gel of plastic material B in this mould 40 via nozzle 38 then, and this plastic material B is full of die cavity and combines with these semi-finished product and form the dual-color forming product.After treating this dual-color forming product cooling and shaping, taking-up gets final product.
Repeat said process, can produce this dual-color forming product in a large number.
Used former of the shaped article of three kinds or three kinds plastic materials and forming method and above-mentioned dual-color forming device therefor and method are similar, can adopt many injection mouth injector to form, each injector assembles a mould and these moulds cooperate production multicolour forming product in correspondence with each other.Each injector loads a kind of plastic material and heating and melting, at first that fusing point is the highest material is injected in the corresponding mould, take out after a period of time to be cooled in the mould be sent to time high corresponding injector of material of fusing point, inject the melten gel of this fusing point time high material then, after cooling a period of time these semi-finished product are taken out, put into the mould of the corresponding injector of fusing point the 3rd high material then, inject the melten gel of this fusing point the 3rd high material, so put into successively in the mould of the corresponding injector of the gradually low material of fusing point and inject corresponding melten gel, combine with before this semi-finished product until the melten gel injection of the minimum material of fusing point and form the multicolour forming finished product.
Repeat above-mentioned steps, can produce the multicolour forming product in a large number.
Claims (7)
1. multi-color plastic injection moulding equpment, it comprises injection mouth injector, this injector comprises that a feed arrangement, includes the barrel of screw rod, a nozzle, a mould and a manipulator, it is characterized in that: this former includes some above-mentioned injection mouth injector, the set of molds of these injector becomes the set of molds of a corresponding multicolour forming product, and this former also comprises some conveyers that are erected between these injector.
2. multi-color plastic injection moulding equpment as claimed in claim 1, it is characterized in that: after the mould cavity that the material correspondence is penetrated in back one in this set of molds is put into last ejaculation semi-finished product, reservation one and the low identical space of material partial shape of the fusing point for the treatment of manufactured goods.
3. multi-color plastic injection moulding equpment as claimed in claim 2 is characterized in that: this conveyer comprises a horizontal conveying belt.
4. multi-color plastic injection moulding equpment as claimed in claim 3 is characterized in that: airtight translucent cover is installed around this horizontal conveying belt.
5. forming method of using multi-color plastic injection moulding equpment as claimed in claim 1, it may further comprise the steps:
Step 1: a plurality of injector are formed former, and each injector assembles a mould and these moulds cooperate to come this multicolour forming product of moulding in correspondence with each other;
Step 2: load a kind of plastic material in each injector, and heating makes it fusion;
Step 3: the plastic material that fusing point is the highest is injected in the corresponding mould;
Step 4: treat that semi-finished product cooling back that step 3 in the above-mentioned mould obtains takes out the melten gel of injecting this fusing point time high material after being sent in time high corresponding mould of plastic material of fusing point;
Step 5: take out the semi-finished product cooling back that this step 4 obtains, put into the corresponding mould of the lower material of fusing point successively and inject corresponding melten gel, also being injected in the corresponding mould to combine with the various materials of injection before this until the minimum material of fusing point becomes the multicolour forming finished product;
Step 6: after treating the finished product cooling, from mould, take out.
6. polychrome complex plastic injection forming method as claimed in claim 5 is characterized in that: with manipulator these semi-finished product and finished product are taken out from mould, and be sent to another injector by a conveyer belt that is covered with translucent cover.
7. polychrome complex plastic injection forming method as claimed in claim 6 is characterized in that: these injector are injection mouth injector, and each injector is assembled a mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021347980A CN100389018C (en) | 2002-09-19 | 2002-09-19 | Multi-color plastic injection moulding equpment and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021347980A CN100389018C (en) | 2002-09-19 | 2002-09-19 | Multi-color plastic injection moulding equpment and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1483565A true CN1483565A (en) | 2004-03-24 |
| CN100389018C CN100389018C (en) | 2008-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021347980A Expired - Fee Related CN100389018C (en) | 2002-09-19 | 2002-09-19 | Multi-color plastic injection moulding equpment and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100389018C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100558533C (en) * | 2006-09-25 | 2009-11-11 | 上海康德莱企业发展集团有限公司 | Injection mold running gate system waste material mould emptier and control system and control method |
| CN101152758B (en) * | 2006-09-25 | 2010-09-01 | 上海康德莱企业发展集团有限公司 | Waste material ejection control system of injection mold feed system and control method thereof |
| CN102794867A (en) * | 2011-05-24 | 2012-11-28 | 凯达电子(昆山)有限公司 | Plastic shaping system |
| CN108127928A (en) * | 2017-11-15 | 2018-06-08 | 江苏悦达兴业汽车配件有限公司 | A kind of intelligent reaction injection molding(RIM) device superior for the manufacture of production mode reform disk |
| TWI711524B (en) * | 2019-10-18 | 2020-12-01 | 財團法人工業技術研究院 | Cladding type plastic injection molding method for thick lens |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2093741U (en) * | 1991-05-21 | 1992-01-22 | 刘云峰 | Once-moulding multicoloured rubber overshoes make-up machine |
| JP2000347355A (en) * | 1999-06-04 | 2000-12-15 | Fuji Photo Film Co Ltd | Housing case for camera and housing case recycling method |
| CN2495448Y (en) * | 2001-06-28 | 2002-06-19 | 宁波亨润塑机有限公司 | Injection device of two color plastic injection machine |
-
2002
- 2002-09-19 CN CNB021347980A patent/CN100389018C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100558533C (en) * | 2006-09-25 | 2009-11-11 | 上海康德莱企业发展集团有限公司 | Injection mold running gate system waste material mould emptier and control system and control method |
| CN101152758B (en) * | 2006-09-25 | 2010-09-01 | 上海康德莱企业发展集团有限公司 | Waste material ejection control system of injection mold feed system and control method thereof |
| CN102794867A (en) * | 2011-05-24 | 2012-11-28 | 凯达电子(昆山)有限公司 | Plastic shaping system |
| CN102794867B (en) * | 2011-05-24 | 2014-09-17 | 凯达电子(昆山)有限公司 | Plastic shaping system |
| CN108127928A (en) * | 2017-11-15 | 2018-06-08 | 江苏悦达兴业汽车配件有限公司 | A kind of intelligent reaction injection molding(RIM) device superior for the manufacture of production mode reform disk |
| TWI711524B (en) * | 2019-10-18 | 2020-12-01 | 財團法人工業技術研究院 | Cladding type plastic injection molding method for thick lens |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100389018C (en) | 2008-05-21 |
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Granted publication date: 20080521 Termination date: 20100919 |