CN102848526B - Injection mold capable of reducing cost of IML (in-mold labeling) product - Google Patents
Injection mold capable of reducing cost of IML (in-mold labeling) product Download PDFInfo
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- CN102848526B CN102848526B CN201210347821.3A CN201210347821A CN102848526B CN 102848526 B CN102848526 B CN 102848526B CN 201210347821 A CN201210347821 A CN 201210347821A CN 102848526 B CN102848526 B CN 102848526B
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- runner system
- injection mold
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Abstract
The invention discloses an injection mold capable of reducing cost of an IML (in-mold labeling) product. The injection mold comprises a core insert, a boundary switch, a first runner system, a second runner system and a switching mechanism. A cavity and an accommodating cavity are formed in the core insert, the cavity is divided into a center area and a periphery area, the accommodating cavity is communicated with the cavity via a communicating chamber, the shape of the communicating chamber is matched with a boundary between the center area and the periphery area, the boundary switch is positioned in the accommodating cavity, is connected with the switching mechanism and can penetrate through the communicating chamber under the action of the switching mechanism to separate the center area from the periphery area or communicate the center area with the periphery area, the first runner system is communicated with the center area, and the second runner system is communicated with the periphery area. As the center area and the periphery area are respectively formed by the different runner systems, only materials respectively meeting function and application requirements need to be selected, cost of an integral plastic layer and even the cost of the integral IML product are greatly lowered.
Description
Technical field
The present invention relates to injection mold field, relate in particular a kind of injection mold of the IML of reduction product cost.
Background technology
IML product refers to the product forming by in-mode inserts injection moulding, in general, this IML product 200 comprises IML thin layer 210, printing pattern layer and plastic layer 220, because this printing pattern layer is sandwiched in middle, therefore can make product prevent that surface from being scratched, but also can keep for a long time not fugitive color of distinctness.
As shown in Fig. 1, Figure 1A and Figure 1B, it is a kind of IML product 200 in the market, and based on the requirement in this product application, this plastic layer 220 generally all comprises nucleus 221 and is positioned at and only passive neighboring area 222 of this nucleus around.
But, under current technical background, the moulding of this plastic layer 220 is all the mode that adopts an injection moulding, this plastic layer 220 is all often that disposable machine-shaping out, so makes whole plastic layer 220 and IML product have the defect that processing cost is high according to the processing and fabricating standard of nucleus 221.
In view of this, the inventor, for the higher defect further investigation of existing IML product cost, has this case to produce then.
Summary of the invention
The object of the present invention is to provide a kind of injection mold of the IML of reduction product cost, it adopts the mode of subregion injection moulding, allows nucleus and neighboring area separate and carries out injection molding, has thereby solve existing IML product the problem that processing cost is high.
In order to reach above-mentioned purpose, solution of the present invention is:
Reduce an injection mold for IML product cost, wherein, comprise punch benevolence, boundary switch, the first runner system, the second runner system and switching mechanism; In this punch benevolence, be formed with die cavity and accommodating cavity, this die cavity is divided into nucleus and neighboring area, this accommodating cavity is connected with this die cavity by a connection chamber, the border of the form fit of this connection chamber between this nucleus and neighboring area, this boundary switch is arranged in this accommodating cavity, this boundary switch is connected with switching mechanism and can under the effect of switching mechanism, through being communicated with chamber, nucleus and neighboring area is separated or be communicated with, this first runner system is connected with nucleus, and this second runner system is connected with neighboring area.
Further, this nucleus is nontransparent region, and this neighboring area is transparent region.
Further, this second runner system comprises spaced multiple running channel, and each running channel is all connected with the neighboring area of die cavity.
Further, in this accommodating cavity, be provided with guide pad, in this boundary switch, be provided with the gathering sill that can slide up and down along guide pad.
Further, this switching mechanism has oil cylinder, driving lever, shifting block and sliding part, this driving lever is fixed on the piston rod of oil cylinder, on this driving lever, be formed with the first oblique surface, this shifting block is fixed on the first oblique surface, and this sliding part is positioned at the top of boundary switch and is fixedly linked with boundary switch, this sliding part end face indent is formed with dovetail groove, the width of this dovetail groove bottom surface is wider than the width of the opening of this dovetail groove, and the shape that has a down dip is presented in the bottom surface of this dovetail groove, and this shifting block is embedded slidably in dovetail groove.
Further, this boundary switch has switch portion and limiting section, and this switch portion is salable through this connection chamber and cuts off nucleus and neighboring area, this limiting section be positioned at switch portion top and can be inconsistent with the bottom of accommodating cavity.
Adopt after said structure, the injection mold of a kind of IML of the reduction product cost the present invention relates to, it makes boundary switch the nucleus of die cavity and neighboring area can be separated and come under the control of switching mechanism, and recycling the first runner system carries out moulding to nucleus; After nucleus moulding completes, this switching mechanism this boundary switch that resets, recycling the second runner system carries out moulding to neighboring area.So, because this nucleus and neighboring area are to utilize differently runner system to distinguish moulding, thus can select to meet the material of function application demand separately, thus greatly reduce the cost of whole plastic layer and even whole IML product.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of IML product in prior art;
Figure 1A is the cutaway view of Fig. 1;
Figure 1B is the enlarged diagram of A portion in Figure 1A;
Fig. 2 is the three-dimensional exploded view that the present invention relates to a kind of injection mold of the IML of reduction product cost;
Fig. 3 is the cutaway view of injection mold in the time of injection moulding nucleus that the present invention relates to a kind of IML of reduction product cost;
Fig. 4 is the cutaway view of injection mold in the time of injection moulding neighboring area that the present invention relates to a kind of IML of reduction product cost.
In figure:
Injection mold 100 punch benevolence 1
Die cavity 11 nucleuses 111
Neighboring area 112 accommodating cavities 12
Guide pad 121 is communicated with chamber 13
Boundary switch 2 gathering sills 21
Switch portion 22 limiting sections 23
The first runner system 3 second runner systems 4
Switching mechanism 5 oil cylinders 51
Driving lever 52 first oblique surfaces 521
Shifting block 53 sliding parts 54
Dovetail groove 541 oil cylinder seats 55
Contiguous block 56 cover plates 57
Mold insert 58
IML product 200 IML thin layers 210
Plastic layer 220 nucleuses 221
Neighboring area 222
Detailed description of the invention
In order further to explain technical scheme of the present invention, below by specific embodiment, the present invention will be described in detail.
As shown in Figures 2 to 4, the injection mold 100 of a kind of IML of the reduction product cost the present invention relates to, comprises punch benevolence 1, boundary switch 2, the first runner system 3, the second runner system 4 and switching mechanism 5, wherein:
In this punch benevolence 1, be formed with die cavity 11 and accommodating cavity 12, this die cavity 11 is divided into nucleus 111 and neighboring area 112, this nucleus 111 can arrange according to actual conditions with the division of neighboring area 112, specifically adjusts according to the applicable difference of merit.
This accommodating cavity 12 is connected with this die cavity 11 by a connection chamber 13, the border of the form fit of this connection chamber 13 between this nucleus 111 and neighboring area 112, identical with boundary shape, this boundary switch 2 is arranged in this accommodating cavity 12, this boundary switch 2 is connected with switching mechanism 5 and can under the effect of switching mechanism 5, through being communicated with chamber 13, nucleus 111 and neighboring area 112 is separated or be communicated with, this first runner system 3 is connected with nucleus 111, and this second runner system 4 is connected with neighboring area 112.In the present embodiment, this nucleus 111 is nontransparent region, and this neighboring area 112 is transparent region.
In addition, in the present embodiment, because the scope of this neighboring area 112 is larger, therefore this second runner system 4 comprises spaced multiple running channel, each running channel is all connected with the neighboring area 112 of die cavity 11, and 3 of this first runner systems only include a running channel.
Like this, the injection mold 100 of a kind of IML of the reduction product cost the present invention relates to, it is under the control of switching mechanism 5, make boundary switch 2 nucleus of die cavity 11 111 and neighboring area 112 can be separated and come, recycle the first runner system 3 nucleus 111 is carried out to moulding, as shown in Figure 3; After nucleus 111 moulding complete, these switching mechanism 5 these boundary switch 2 of reset, recycling the second runner system 4 carries out moulding to neighboring area 112, as shown in Figure 4.
So, the present invention is because this nucleus 111 and neighboring area 112 are to utilize differently runner system to distinguish moulding, therefore can select to meet the material of function application demand separately, thereby greatly reduce the cost of whole plastic layer and even whole IML product.
For allow this boundary switch 2 can accommodating cavity 12 interior specifications slide, in this accommodating cavity 12, be provided with guide pad 121, in this boundary switch 2, be provided with the gathering sill 21 that can slide up and down along guide pad 121; Certainly this gathering sill 21 can be arranged in boundary switch 2 conversely, and 121 of this guide pads are arranged in accommodating cavity 12.
Please in detail with reference to shown in Fig. 2, as a kind of embodiment of this switching mechanism 5, this switching mechanism 5 has oil cylinder 51, driving lever 52, shifting block 53 and sliding part 54, this driving lever 52 is fixed on the piston rod of oil cylinder 51, on this driving lever 52, be formed with the first oblique surface 521, this shifting block 53 is fixed on the first oblique surface 521, this sliding part 54 is positioned at the top of boundary switch 2 and is fixedly linked with boundary switch 2, these sliding part 54 end face indents are formed with dovetail groove 541, the width of these dovetail groove 541 bottom surfaces is wider than the width of the opening of this dovetail groove 541, the shape that has a down dip is presented in the bottom surface of this dovetail groove 541, this shifting block 53 is embedded slidably in dovetail groove 541.So, under the driving of oil cylinder 51, this piston rod can drive driving lever 52 and shifting block 53 to move, this shifting block 53 can slide along the dovetail groove 541 of sliding part 54, due to this sliding part 54 laterally limited live, the motion that now this sliding part 54 will drive boundary switch 2 to produce above-below direction, thereby the connected relation of change nucleus 111 and neighboring area 112.Certainly in order to make whole switching mechanism 5 more complete, it also comprises oil cylinder seat 55, contiguous block 56, cover plate 57 and mold insert 58, this oil cylinder seat 55 is for fixed oil cylinder 51, this contiguous block 56 is between driving lever 52 and oil cylinder 51, this cover plate 57 is fixed on driving lever 52, and 58 of this mold inserts are between sliding part 54 and boundary switch 2.
In addition, as shown in Figure 2, this boundary switch 2 has switch portion 22 and limiting section 23, salable nucleus 111 and the neighboring area 112 of cutting off through this connection chamber 13 of this switch portion 22,23 of this limiting sections be positioned at switch portion 22 top and can be inconsistent with the bottom of accommodating cavity 12, so can play the effect spacing to boundary switch 2, make boundary switch 2 Reusability that can circulate.
Above-described embodiment and graphic and non-limiting product form of the present invention and style, suitable variation or modification that any person of an ordinary skill in the technical field does it, all should be considered as not departing from patent category of the present invention.
Claims (5)
1. the injection mold that can reduce IML product cost, is characterized in that, comprises punch benevolence, boundary switch, the first runner system, the second runner system and switching mechanism; In this punch benevolence, be formed with die cavity and accommodating cavity, this die cavity is divided into nucleus and neighboring area, this accommodating cavity is connected with this die cavity by a connection chamber, the border of the form fit of this connection chamber between this nucleus and neighboring area, this boundary switch is arranged in this accommodating cavity, this boundary switch is connected with switching mechanism and can under the effect of switching mechanism, through being communicated with chamber, nucleus and neighboring area is separated or be communicated with, this first runner system is connected with nucleus, and this second runner system is connected with neighboring area;
This switching mechanism has oil cylinder, driving lever, shifting block and sliding part, this driving lever is fixed on the piston rod of oil cylinder, on this driving lever, be formed with the first oblique surface, this shifting block is fixed on the first oblique surface, this sliding part is positioned at the top of boundary switch and is fixedly linked with boundary switch, and this sliding part end face indent is formed with dovetail groove, and the width of this dovetail groove bottom surface is wider than the width of the opening of this dovetail groove, the shape that has a down dip is presented in the bottom surface of this dovetail groove, and this shifting block is embedded slidably in dovetail groove.
2. a kind of injection mold that reduces IML product cost as claimed in claim 1, is characterized in that, this nucleus is nontransparent region, and this neighboring area is transparent region.
3. a kind of injection mold that reduces IML product cost as claimed in claim 1, is characterized in that, this second runner system comprises spaced multiple running channel, and each running channel is all connected with the neighboring area of die cavity.
4. a kind of injection mold that reduces IML product cost as claimed in claim 1, is characterized in that, in this accommodating cavity, is provided with guide pad, is provided with the gathering sill that can slide up and down along guide pad in this boundary switch.
5. a kind of injection mold that reduces IML product cost as claimed in claim 1, it is characterized in that, this boundary switch has switch portion and limiting section, this switch portion is salable through this connection chamber and cuts off nucleus and neighboring area, this limiting section be positioned at switch portion top and can be inconsistent with the bottom of accommodating cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210347821.3A CN102848526B (en) | 2012-09-18 | 2012-09-18 | Injection mold capable of reducing cost of IML (in-mold labeling) product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210347821.3A CN102848526B (en) | 2012-09-18 | 2012-09-18 | Injection mold capable of reducing cost of IML (in-mold labeling) product |
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| Publication Number | Publication Date |
|---|---|
| CN102848526A CN102848526A (en) | 2013-01-02 |
| CN102848526B true CN102848526B (en) | 2014-09-10 |
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| CN201210347821.3A Active CN102848526B (en) | 2012-09-18 | 2012-09-18 | Injection mold capable of reducing cost of IML (in-mold labeling) product |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103660169B (en) * | 2013-11-29 | 2016-02-17 | 福建省石狮市通达电器有限公司 | A kind of ultra-large type IMF technique injection mold |
| CN205969866U (en) * | 2016-08-29 | 2017-02-22 | 广州敏惠汽车零部件有限公司 | Give as security out mould quick switching device |
| CN108357054B (en) * | 2018-05-02 | 2024-03-08 | 东江模具（深圳）有限公司 | Utilize fixed IML film injection molding device of one-way pneumatic valve |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3981661A (en) * | 1973-11-01 | 1976-09-21 | Don Allen Taylor | Injection cylinder unit, mold and mold handling apparatus |
| JP3643324B2 (en) * | 2001-07-26 | 2005-04-27 | 憲司 西内 | Injection mold and mold closing method in injection mold |
| CN101954709A (en) * | 2009-07-13 | 2011-01-26 | 先锋电器集团有限公司 | Improved plastic injection mold |
| CN201741711U (en) * | 2010-07-07 | 2011-02-09 | 杨东佐 | Plastic piece injection-mold die of positioning lens or forming lens with formed LED integrated structure |
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