CN102501355A - Double-layer injection mold - Google Patents
Double-layer injection mold Download PDFInfo
- Publication number
- CN102501355A CN102501355A CN2011103646426A CN201110364642A CN102501355A CN 102501355 A CN102501355 A CN 102501355A CN 2011103646426 A CN2011103646426 A CN 2011103646426A CN 201110364642 A CN201110364642 A CN 201110364642A CN 102501355 A CN102501355 A CN 102501355A
- Authority
- CN
- China
- Prior art keywords
- running channel
- dynamic model
- die cavity
- supporting plate
- minute
- 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
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a double-layer injection mold. The double-layer injection mold comprises a fixed mold (2), a panel (1), a movable mold supporting plate (6), a movable mold (2), a bottom plate (10), a hot runner system and an ejecting mechanism, wherein the panel (1) is fixedly connected to the upper end of the fixed mold (2); the bottom plate (10) is fixedly connected to the lower end of the movable mold (9); and the ejecting mechanism is used for ejecting out the product; the movable mold supporting plate (6) is placed between the movable mold (9) and the fixed mold (2); a first mold cavity and a second mold cavity which are used for molding the product are formed between the upper surface of the movable mold supporting plate (6) and the fixed mold (2); a third mold cavity and a fourth mold cavity which are used for molding the product are formed between the lower surface of the movable mold supporting plate (6) and the movable mold; a limiting device is arranged between the fixed mold (2) and the movable mold supporting plate (6); and multiple rubber plug screws (16) are mounted between the movable mold supporting plate (6) and the movable mold (9) in the form of close fit. The double-layer injection mold disclosed by the invention has the advantages of small volume and high efficiency.
Description
Technical field
The present invention relates to the injection mold field, particularly a kind of double-layer injection mold.
Background technology
Injection mo(u)lding is meant that the material that melts that is heated injects die cavity by high pressure, behind cooling curing, obtains the method for formed products, mainly is applicable to the batch process of plastic products.For the plastic products of the shallow chamber of these thin-walleds of the big drainpipe of the refrigerator class that for example is used for the chilled water discharge,, generally arrange a plurality of die cavitys at the individual layer mould in order to enhance productivity; Thereby realize a plurality of products of one-shot forming; But after the die cavity number of individual layer increases, will inevitably increase the length and width size of mould greatly, it is many to take up room; Then need large size plastic jetting-moulding device to cooperate production, increased production cost.And one-time formed die cavity number is still limited, and production efficiency is still not high.
Summary of the invention
Technical problem to be solved by this invention is: the double-layer injection mold that a kind of volume is little, efficient is high is provided.
For solving the problems of the technologies described above; Technical scheme provided by the invention is: a kind of double-layer injection mold; Comprise cover half, be fixedly connected on panel, dynamic model supporting plate, dynamic model, the base plate that is fixedly connected on the dynamic model lower end, the hot runner system of cover half upper end and be used to eject the ejecting mechanism of product; Described dynamic model supporting plate places between described dynamic model and the cover half; Be provided with first die cavity and second die cavity that are used for shaped article between the upper surface of described dynamic model supporting plate and the cover half, be provided with the 3rd die cavity and the 4th die cavity that are used for shaped article between the lower surface of described dynamic model supporting plate and the dynamic model; Be provided with stopping means between described cover half and the described dynamic model supporting plate, tight fit is equipped with a plurality of plug screws between described dynamic model supporting plate and the described dynamic model.
Compared with prior art, the invention has the advantages that: be provided with the dynamic model supporting plate between the dynamic model of this double-layer injection mold and the cover half, be provided with first die cavity and second die cavity that are used for shaped article between the upper surface of dynamic model supporting plate and the cover half, i.e. the ground floor die cavity; Be provided with the 3rd die cavity and the 4th die cavity that are used for shaped article between the lower surface of dynamic model supporting plate and the dynamic model, i.e. second layer die cavity.Be provided with stopping means between the fixed half and moving half supporting plate; Tight fit is equipped with a plurality of plug screws between dynamic model supporting plate and the dynamic model; Like this, utilize the frictional force of plug screw, can make the die sinking of fixed half and moving half supporting plate elder generation; And die sinking behind dynamic model and the dynamic model supporting plate is deviate from two-layer product respectively through twice somatotype.Like this can be on the less mould of volume four products of property moulding (promptly on the 80T injection machine, just can produce four products) once, can enhance productivity greatly, save production cost.
As improvement; Described stopping means comprises that the elongatedness direction is provided with the limiting plate of stopper slot; One end of described limiting plate passes an end of described stopper slot through first screw and is fixedly connected on the cover half, and the other end of described limiting plate passes the other end of described stopper slot through second screw and is fixedly connected on the described dynamic model supporting plate.Like this, just can carry out spacingly to the fixed half and moving half supporting plate, in the process of die sinking, prevent to come off through limiting plate.
As preferably; Described hot runner system comprises that the upper end is provided with cast gate and excircle is provided with the hot flow path of heating wire, the vertical main running channel that is provided with and a plurality of minutes running channel compositions; Described minute running channel is made up of the first fen running channel that is connected with the 3rd die cavity, the second fen running channel that is connected with the 4th die cavity, the 3rd fen running channel that is connected with first die cavity and the 4th fen running channel being connected with second die cavity; Described first minute running channel and second fen running channel are connected to the bottom of described main running channel; Described the 3rd minute running channel is connected in the end of described first minute running channel, and described the 4th minute running channel is connected in the end of described second minute running channel.So just can carry out injection moulding to two-layer product respectively through this hot runner system, the structure of running channel is more reasonable, can guarantee as far as possible that each die cavity all stablizes charging.
Preferred as further, described first minute running channel and second fen running channel adopt single-point hot flow path structure, and described the 3rd minute running channel and the 4th fen running channel adopt pin point glue inlet flow passage structure.
As preferably, described ejecting mechanism is meant and is arranged in first die cavity, second die cavity, the 3rd die cavity and the 4th die cavity respectively and the pneumatic thimble that communicates with breather line.Like this, pneumatic thimble occupation space is less, can product deviate from, and is convenient.
Description of drawings
The structural representation of Fig. 1 double-layer injection mold of the present invention.
The structural representation of another angle of Fig. 2 double-layer injection mold of the present invention.
The structural representation of the runner system of Fig. 3 double-layer injection mold of the present invention (comprising product).
Among Fig. 1-3: 1 panel, 2 cover half, 3 ground floor shaped articles, 4 confinement plates, 4.1 stopper slots; 5 ground floor moulding guide pillars, 6 dynamic model supporting plates, 7 is second layer shaped article, 8 second layer moulding guide pillars, 9 dynamic models; 10 base plates, 11 ground floor slide blocks, 12 second layer slide blocks, 13.1 main running channels; 13.2 first fen running channel, 13.3 second fens running channels, 13.4 the 3rd fens running channels, 13.5 the 4th fens running channels, 14 pneumatic thimbles, 15 cast gates, 16 plug screws, 17 is Angle Pin.
Below in conjunction with accompanying drawing embodiments of the invention are further described.
Shown in Fig. 1-3; A kind of double-layer injection mold; Comprise cover half 2, be fixedly connected on cover half 2 upper ends panel 1, dynamic model supporting plate 6, dynamic model 2, be fixedly connected on base plate 10, the hot runner system of dynamic model 9 lower ends and be used to eject the ejecting mechanism of product; Described dynamic model supporting plate 6 places between described dynamic model 9 and the cover half 2; Be provided with first die cavity and second die cavity that are used for shaped article between the upper surface of described dynamic model supporting plate 6 and the cover half 2, be provided with the 3rd die cavity and the 4th die cavity that are used for shaped article between the lower surface of described dynamic model supporting plate 6 and the dynamic model 9; Be provided with stopping means between described cover half 2 and the described dynamic model supporting plate 6; Tight fit is equipped with a plurality of plug screws 16 between described dynamic model supporting plate 6 and the described dynamic model 9; Be meant that specifically a plurality of plug screws 16 are fixedly installed in the upper surface of dynamic model 9; The lower surface correspondence of dynamic model supporting plate 6 is provided with a plurality of installing holes, and plug screw 16 tightly fits in the installing hole.3 ground floor shaped articles, 7 is second layer shaped article; Be provided with many ground floor moulding guide pillars 5 and the Angle Pin 17 that is used to lead between cover half 2 and the dynamic model supporting plate 6; Be provided with second layer moulding guide pillar 8 and the Angle Pin 17 that is used to lead between dynamic model supporting plate 6 and the dynamic model 9; And be provided with the ground floor slide block 11 that is used for the ground floor product stripping between cover half 2 and the dynamic model supporting plate 6; Totally eight, be provided with the second layer slide block 12 that is used for second layer product stripping between dynamic model supporting plate 6 and the dynamic model 9, totally eight; The known technology general knowledge that these structures are known for the industry technology personnel is not so give unnecessary details at this.
Described stopping means comprises that the elongatedness direction is provided with the limiting plate 4 of stopper slot 4.1; One end of described limiting plate 4 passes an end of described stopper slot 4.1 through first screw and is fixedly connected on the cover half 2, and the other end of described limiting plate 4 passes the other end of described stopper slot 4.1 through second screw and is fixedly connected on the described dynamic model supporting plate 6.
Described hot runner system comprises that the upper end is provided with cast gate 15 and the vertical main running channel that is provided with 13.1 is formed with a plurality of minutes running channels; Described minute running channel is made up of the first fen running channel 13.2 that is connected with the 3rd die cavity, the second fen running channel 13.3 that is connected with the 4th die cavity, the 3rd fen running channel 13.4 that is connected with first die cavity and the 4th fen running channel 13.5 being connected with second die cavity; Described first minute running channel 13.2 and second fen running channel 13.3 are connected to the bottom of described main running channel 13.1; Described the 3rd minute running channel 13.4 is connected in the end of described first minute running channel 13.2, and described the 4th minute running channel 13.5 is connected in the end of described second minute running channel 13.3.
Described first minute running channel 13.2 and second fen running channel 13.3 are the running channel of single-point hot flow path structure, and described the 3rd minute running channel 13.4 and the 4th fen running channel 13.5 are the running channel of pin point glue inlet flow passage structure.
Described ejecting mechanism is meant and is arranged in first die cavity, second die cavity, the 3rd die cavity and the 4th die cavity respectively and the pneumatic thimble 14 that communicates with breather line.
Below only be described, but can not be interpreted as it is restriction claim with regard to most preferred embodiment of the present invention.The present invention not only is confined to above embodiment, and its concrete structure allows variation.All various variations of in the protection domain of independent claims of the present invention, being done are all in protection domain of the present invention.
Claims (5)
1. double-layer injection mold; It is characterized in that: comprise cover half (2), be fixedly connected on cover half (2) upper end panel (1), dynamic model supporting plate (6), dynamic model (2), be fixedly connected on base plate (10), the hot runner system of dynamic model (9) lower end and be used to eject the ejecting mechanism of product; Described dynamic model supporting plate (6) places between described dynamic model (9) and the cover half (2); Be provided with first die cavity and second die cavity that is used for shaped article between the upper surface of described dynamic model supporting plate (6) and the cover half (2), be provided with the 3rd die cavity and the 4th die cavity that is used for shaped article between the lower surface of described dynamic model supporting plate (6) and the dynamic model (9); Be provided with stopping means between described cover half (2) and the described dynamic model supporting plate (6), tight fit is equipped with a plurality of plug screws (16) between described dynamic model supporting plate (6) and the described dynamic model (9).
2. double-layer injection mold according to claim 1; It is characterized in that: described stopping means comprises that the elongatedness direction is provided with the limiting plate of stopper slot (4.1) (4); One end of described limiting plate (4) passes an end of described stopper slot (4.1) through first screw and is fixedly connected on the cover half (2), and the other end of described limiting plate (4) passes the other end of described stopper slot (4.1) through second screw and is fixedly connected on the described dynamic model supporting plate (6).
3. double-layer injection mold according to claim 1; It is characterized in that: described hot runner system comprises that the upper end is provided with cast gate (15) and the vertical main running channel (13.1) that is provided with and a plurality of minutes running channels and forms; Described minute running channel by the first fen running channel (13.2) that is connected with the 3rd die cavity, the second fen running channel (13.3) that is connected with the 4th die cavity, the 3rd fen running channel (13.4) that is connected with first die cavity and be connected with second die cavity the 4th minute running channel (13.5) form; Described first minute running channel (13.2) and second minute running channel (13.3) be connected to the bottom of described main running channel (13.1); Described the 3rd minute running channel (13.4) be connected in described first minute running channel (13.2) the end, described the 4th minute running channel (13.5) be connected in described second minute running channel (13.3) the end.
4. double-layer injection mold according to claim 3; It is characterized in that: described first minute running channel (13.2) and second minute running channel (13.3) be the running channel of single-point hot flow path structure, described the 3rd minute running channel (13.4) and the 4th minute running channel (13.5) be the running channel of pin point glue inlet flow passage structure.
5. double-layer injection mold according to claim 1 is characterized in that: described ejecting mechanism is meant and is arranged in first die cavity, second die cavity, the 3rd die cavity and the 4th die cavity respectively and the pneumatic thimble (14) that communicates with breather line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110364642.6A CN102501355B (en) | 2011-11-17 | 2011-11-17 | Double-layer injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110364642.6A CN102501355B (en) | 2011-11-17 | 2011-11-17 | Double-layer injection mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102501355A true CN102501355A (en) | 2012-06-20 |
| CN102501355B CN102501355B (en) | 2014-06-04 |
Family
ID=46213518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110364642.6A Active CN102501355B (en) | 2011-11-17 | 2011-11-17 | Double-layer injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102501355B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103895175A (en) * | 2014-03-18 | 2014-07-02 | 昆山市大久电子有限公司 | Bicolor mold capable of automatically demolding |
| CN103895174A (en) * | 2014-03-18 | 2014-07-02 | 昆山市大久电子有限公司 | Double-color mold capable of demolding conveniently |
| CN103895176A (en) * | 2014-03-18 | 2014-07-02 | 昆山市大久电子有限公司 | Double-color mold |
| CN110450369A (en) * | 2019-08-27 | 2019-11-15 | 张丽珠 | A kind of palace column key cap mould |
| CN112743775A (en) * | 2021-01-14 | 2021-05-04 | 广州市旭胜模具有限公司 | Secondary ejection type injection mold and injection molding method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2848540Y (en) * | 2005-11-08 | 2006-12-20 | 佛山市顺德区汉达精密电子科技有限公司 | Hot gate runner system in overlapped mould |
| CN201020823Y (en) * | 2007-03-30 | 2008-02-13 | 卫岗 | Compound type plastic mold device |
| CN201922519U (en) * | 2010-12-03 | 2011-08-10 | 大连日进精密模塑有限公司 | Mold opening and closing sequence control device |
| CN202318794U (en) * | 2011-11-17 | 2012-07-11 | 宁波万隆模塑成型有限公司 | Double-layer injection mold |
-
2011
- 2011-11-17 CN CN201110364642.6A patent/CN102501355B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2848540Y (en) * | 2005-11-08 | 2006-12-20 | 佛山市顺德区汉达精密电子科技有限公司 | Hot gate runner system in overlapped mould |
| CN201020823Y (en) * | 2007-03-30 | 2008-02-13 | 卫岗 | Compound type plastic mold device |
| CN201922519U (en) * | 2010-12-03 | 2011-08-10 | 大连日进精密模塑有限公司 | Mold opening and closing sequence control device |
| CN202318794U (en) * | 2011-11-17 | 2012-07-11 | 宁波万隆模塑成型有限公司 | Double-layer injection mold |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103895175A (en) * | 2014-03-18 | 2014-07-02 | 昆山市大久电子有限公司 | Bicolor mold capable of automatically demolding |
| CN103895174A (en) * | 2014-03-18 | 2014-07-02 | 昆山市大久电子有限公司 | Double-color mold capable of demolding conveniently |
| CN103895176A (en) * | 2014-03-18 | 2014-07-02 | 昆山市大久电子有限公司 | Double-color mold |
| CN110450369A (en) * | 2019-08-27 | 2019-11-15 | 张丽珠 | A kind of palace column key cap mould |
| CN112743775A (en) * | 2021-01-14 | 2021-05-04 | 广州市旭胜模具有限公司 | Secondary ejection type injection mold and injection molding method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102501355B (en) | 2014-06-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102501355B (en) | Double-layer injection mold | |
| CN104972596A (en) | Forming device and forming method for plastic product | |
| CN202318794U (en) | Double-layer injection mold | |
| CN203994483U (en) | Plastic chair backrest mould gas-assisted flash mechanism | |
| CN105799124A (en) | Cold runner device of liquid silicon rubber injection mold | |
| CN203680647U (en) | Forming device for plastic product and air conditioning panel manufacturing by forming device | |
| CN203157040U (en) | Key die | |
| CN203092994U (en) | Mold temperature adjustable injection molding machine | |
| CN202114867U (en) | Injection mold with insert | |
| CN104441481A (en) | Fan injection mold | |
| CN204367321U (en) | Relay dust-proof cover die | |
| CN203344259U (en) | Injection mold | |
| CN205058463U (en) | Window glass's angie type system of moulding plastics | |
| CN202053468U (en) | Cold-runner rubber injection mould structure | |
| CN202088404U (en) | Two-color mold | |
| CN202826229U (en) | Foaming type plastic rubber mould | |
| CN204235828U (en) | The vertical a multi-cavity mold shaping mechanism of clothes hanger mould | |
| CN203765921U (en) | Full-automatic injection mold for inserts | |
| CN201872304U (en) | Hot runner system of laminated high-speed injection molds | |
| CN205915604U (en) | Extrusion injection mold | |
| CN106239853A (en) | A kind of rubber insulators sulfuration injection device | |
| CN201693723U (en) | Mold frame system of injection molding mold and injection molding mold with the same | |
| CN102189642B (en) | Injection mold frame system and injection mold with same | |
| CN102173036A (en) | Cold-runner rubber injection molding mold structure | |
| CN202781680U (en) | Material feeding flow channel of injection molding mold |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |