CN201579952U - Plastic frame injection mould of LCD - Google Patents
Plastic frame injection mould of LCD Download PDFInfo
- Publication number
- CN201579952U CN201579952U CN2010201057451U CN201020105745U CN201579952U CN 201579952 U CN201579952 U CN 201579952U CN 2010201057451 U CN2010201057451 U CN 2010201057451U CN 201020105745 U CN201020105745 U CN 201020105745U CN 201579952 U CN201579952 U CN 201579952U
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- rectangle
- injecting glue
- type frame
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Abstract
The utility model discloses a plastic frame injection mould of an LCD, which comprises an upper template and a lower template; the upper template is provided with more than two upper rectangular glue injection mould frames which are nested stage by stage; and the lower template is provided with lower rectangular glue injection mould frames which are correspondingly matched with the upper rectangular glue injection mould frames one by one. The plastic frame injection mould of the LCD can form more than two types of products by injection at one step, effectively improves the utilization rate of the parting surfaces of the upper template and the lower template, increases the energy efficiency ratio of an injection molding machine, and reduces the product cost.
Description
Technical field
The utility model relates to a kind of LCDs plastic cement frame injection mold.
Background technology
Generally, the factor of a required injection machine tonnage of goods of decision moulding size mainly contains: 1, die size specification; 2, mold thickness (molar thickness); 3, the projected area (clamp force) of goods on die joint; 4, product weight (injection amount).No matter and be big-and-middle-sized TV display screen plastic cement frame goods at present, or mobile phone display screen plastic cement frame goods, its shape all is square frames of a rectangle, when adopting mould to produce, produce four narrow glue positions of periphery by injection moulding in the product die cavity that forms after the injection machine template amalgamation up and down, the middle then vacancy of the rectangular box that the product die cavity is surrounded, so the projected area (or effective usable floor area of mould die joint) of goods (glue position) on the mould die joint is relatively very little.
Because the projected area (or effective usable floor area of mould die joint) of goods on the mould die joint is relatively very little, existing in addition single mold once can only be produced goods, so cause prior liquid crystal display plastic cement frame mould that the ability of injection machine is not fully exerted, in brief, with the large-tonnage injection machine produced the goods of little weight, Energy Efficiency Ratio is extremely low, causes the goods cost high.
Summary of the invention
The utility model purpose is: provide a kind of and can once produce two above goods simultaneously, effectively improve the LCDs plastic cement frame injection mold of upper and lower template die joint utilization rate, help increasing the injection machine Energy Efficiency Ratio, reduce the goods cost.
The technical solution of the utility model is: a kind of LCDs plastic cement frame injection mold, comprise cope match-plate pattern and lower bolster, described cope match-plate pattern is provided with nested step by step plural upward rectangle injecting glue type frame, and described lower bolster is provided with and the described rectangle injecting glue type frame following rectangle injecting glue type frame of corresponding matching one by one of going up.
Further, in the utility model, the same with routine techniques, the described rectangle injecting glue type frame of going up is surrounded by the product mo(u)ld top half groove of being located on the cope match-plate pattern, and rectangle injecting glue type frame is surrounded by the product mo(u)ld bottom half groove of being located on the lower bolster down, and the upper and lower type groove of described product cooperates formation product die cavity.
Further, in the utility model, the same with routine techniques, also comprise the runner plate that is assemblied in cope match-plate pattern top, be provided with in described runner plate and the cope match-plate pattern and the described some groups of corresponding hot flow paths of rectangle injecting glue type frame quantity of going up, the cast gate of every group of hot flow path all is positioned on the corresponding last rectangle injecting glue type frame.
In the utility model upper and lower rectangle injecting glue type frame is all adopted the design of the formula of being nested, the i.e. rectangle injecting glue type frame that in big rectangle injecting glue type frame, is nested less step by step, with nested two-stage is example, for example the mobile phone display screen mould is with 2.6 cun be nested 1.2 cun, perhaps 3.6 cun be nested 1.8 cun etc., notebook computer is with 15.6 cun be nested 10.1 cun, 17.3 cun be nested 12.3 cun etc., LCD TV then with 50 cun be nested 32 cuns etc.During concrete production, employing is carried out injection mo(u)lding with the injection machine of tonnage to the utility model mould, improved bolster die joint usable floor area on the one hand, on the other hand, because injection mo(u)lding two above product simultaneously once, when improving production capacity, also greatly improved the effective utilization of injection machine, reduced the cost of product.
The utility model advantage is:
This LCDs plastic cement frame injection mold described in the utility model can single injection-molded two above product, has effectively improved the utilization rate of upper and lower template die joint, increases the Energy Efficiency Ratio of injection machine, has reduced product cost.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described:
Fig. 1 is the structural representation (omitting cope match-plate pattern and runner plate) of a kind of specific embodiment of the utility model.
Wherein: 1, lower bolster; 2, following rectangle injecting glue type frame; 21, first time rectangle injecting glue type frame; 22, second time rectangle injecting glue type frame; 3, cast gate; 31, first cast gate; 32, second cast gate.
The specific embodiment
Embodiment: in conjunction with shown in Figure 1, this mould that present embodiment provides is used for moulding notebook computer liquid crystal display screen plastic cement frame, and can be once the LCDs plastic cement frame of 17.3 cun and 12.3 cun two kinds of specifications of moulding simultaneously.This mould is made up of cope match-plate pattern (omitting among the figure), lower bolster 1 and runner plate, described cope match-plate pattern is provided with two nested step by step last rectangle injecting glue type frames, and described lower bolster 1 be provided with described two go up rectangle injecting glue type frames two following rectangle injecting glue type frames 2 of corresponding matching one by one, what wherein be positioned at the outside is first time rectangle injecting glue type frame 21 of 17.3 cun specifications, is second time rectangle injecting glue type frame 22 of 12.3 cun specifications and be positioned at inboard.The described rectangle injecting glue type frame of going up is surrounded by the product mo(u)ld top half groove of being located on the cope match-plate pattern, following rectangle injecting glue type frame 2 is then surrounded by the product mo(u)ld bottom half groove of being located on the lower bolster 1, concrete, first time rectangle injecting glue type frame 21 wherein surrounded by the first product mo(u)ld bottom half groove of being located on the lower bolster 1, and the first product mo(u)ld top half groove of corresponding setting cooperates and forms the first product die cavity on the described first product mo(u)ld bottom half groove and the cope match-plate pattern; Described second time rectangle injecting glue type frame 22 then surrounded by the second product mo(u)ld bottom half groove of being located on the lower bolster 1, and the second product mo(u)ld top half groove of corresponding setting cooperates and forms the second product die cavity on the described second product mo(u)ld bottom half groove and the cope match-plate pattern.Simultaneously, be provided with two groups of hot flow paths in runner plate described in the present embodiment and the cope match-plate pattern, wherein the cast gate 3 of first group of hot flow path is first cast gate 31, described first cast gate 31 is located on described first time rectangle injecting glue type frame 21, and the cast gate 3 of second group of hot flow path is second cast gate 32, and 32 in described second cast gate is located on described second time rectangle injecting glue type frame 22.
Present embodiment adopts the same tonnage injection machine can single injection-molded two product when specifically producing, effectively improved the utilization rate of upper and lower template die joint, has increased the Energy Efficiency Ratio of injection machine, has reduced product cost simultaneously.
Certainly, more than only be concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.In addition to the implementation, the utility model can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop within the utility model scope required for protection.
Claims (3)
1. LCDs plastic cement frame injection mold, comprise cope match-plate pattern and lower bolster (1), it is characterized in that described cope match-plate pattern is provided with nested step by step plural upward rectangle injecting glue type frame, and described lower bolster (1) is provided with and the described rectangle injecting glue type frame following rectangle injecting glue type frame (2) of corresponding matching one by one of going up.
2. LCDs plastic cement frame injection mold according to claim 1, it is characterized in that the described rectangle injecting glue type frame of going up is surrounded by the product mo(u)ld top half groove of being located on the cope match-plate pattern, and rectangle injecting glue type frame (2) is surrounded by the product mo(u)ld bottom half groove of being located on the lower bolster (1) down, and the upper and lower type groove of described product cooperates formation product die cavity.
3. LCDs plastic cement frame injection mold according to claim 1, it is characterized in that also comprising the runner plate that is assemblied in cope match-plate pattern top, be provided with in described runner plate and the cope match-plate pattern and the described some groups of corresponding hot flow paths of rectangle injecting glue type frame quantity of going up, the cast gate of every group of hot flow path (3) all is positioned on the corresponding last rectangle injecting glue type frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201057451U CN201579952U (en) | 2010-01-27 | 2010-01-27 | Plastic frame injection mould of LCD |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201057451U CN201579952U (en) | 2010-01-27 | 2010-01-27 | Plastic frame injection mould of LCD |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201579952U true CN201579952U (en) | 2010-09-15 |
Family
ID=42721945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201057451U Expired - Fee Related CN201579952U (en) | 2010-01-27 | 2010-01-27 | Plastic frame injection mould of LCD |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201579952U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102441968A (en) * | 2011-09-06 | 2012-05-09 | 青岛海信模具有限公司 | Injection molding method of plastic frame and forming die used in same |
| CN113459449A (en) * | 2021-07-06 | 2021-10-01 | 昆山通达五金塑胶有限公司 | Injection molding device and process for middle frame of liquid crystal curved screen |
-
2010
- 2010-01-27 CN CN2010201057451U patent/CN201579952U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102441968A (en) * | 2011-09-06 | 2012-05-09 | 青岛海信模具有限公司 | Injection molding method of plastic frame and forming die used in same |
| CN113459449A (en) * | 2021-07-06 | 2021-10-01 | 昆山通达五金塑胶有限公司 | Injection molding device and process for middle frame of liquid crystal curved screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20150127 |
|
| EXPY | Termination of patent right or utility model |