CN201900707U - Combined mold for front frames of televisions or displays - Google Patents
Combined mold for front frames of televisions or displays Download PDFInfo
- Publication number
- CN201900707U CN201900707U CN2010206158270U CN201020615827U CN201900707U CN 201900707 U CN201900707 U CN 201900707U CN 2010206158270 U CN2010206158270 U CN 2010206158270U CN 201020615827 U CN201020615827 U CN 201020615827U CN 201900707 U CN201900707 U CN 201900707U
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Abstract
The utility model discloses a combined mold capable of molding front frames of televisions or displays in two different sizes. The combined mold comprises an upper mold plate, a lower mold plate and a runner plate. An upper core is embedded on the upper mold plate, and a lower core corresponding to the upper core mutually is embedded on the lower mold plate. The upper core is provided with two upper product grooves including a first upper product cavity and a second upper product cavity, wherein the two upper product grooves surround to form two rectangular frames different in size, and the second upper product cavity is arranged inside the first upper product cavity. The lower core is provided with two lower product grooves including a first lower product cavity and a second lower product cavity, wherein the two lower product grooves surround to form two rectangular frames different in size, and the second lower product cavity is arranged inside the first lower product cavity. The two upper product grooves and the two lower product grooves which are in pair form two product cavities in a matched manner. Hot runners are arranged in the runner plate and the upper mold plate, and gates of the hot runners are connected with the product cavities through guide passages. Cost for developing the mold is reduced, and internal space of the mold is utilized sufficiently.
Description
Technical field
The utility model relates to the fabrication tool of a kind of TV or display, especially a kind of TV or the preceding frame hybrid mold of display that can produce two kinds of dimensions products.
Background technology
Become along with LCD TV and flat-panel screens under the trend of the mainstream product in the market, except display fabrication techniques still constantly break through with development, in order to increase the attractive in appearance of flat-panel screens, each tame manufacturer also is devoted to promote the design sense of flat-panel screens external form.
The frame injection mold generally includes cope match-plate pattern, lower bolster and runner plate before LCD TV and the flat-panel screens at present, be embedded with upper mold core on the described cope match-plate pattern, described upper mold core is provided with the product mo(u)ld top half groove that surrounds rectangular box, and be embedded with lower mold core on the lower bolster, described lower mold core is provided with the product mo(u)ld bottom half groove that surrounds rectangular box, and described upper and lower type groove cooperates formation product die cavity.And described runner plate is located at the cope match-plate pattern top, and is connected with cope match-plate pattern; Be provided with hot flow path in described runner plate and the cope match-plate pattern, the gate location of described hot flow path is located immediately at (also being on the described rectangular box) on the product die cavity usually.
Yet, at each different housing all separately die sinking produce, and because the mould development cost is quite high, so manufacturer also is devoted to reduce the mould development cost in design plane display external form, increase the utilization rate of mould.
Be directed to this, Chinese utility model patent 200820128834.0 discloses a kind of set of molds that is used to make the flat-panel screens housing, comprises: one first mould has one first groove; And a plurality of second moulds, it has one second groove respectively, and with this first die assembly, make this first groove and this second groove define a die cavity jointly, this die cavity is in order to make a housing of a flat-panel screens, wherein, second groove of described a plurality of second moulds has different size, with when described a plurality of second moulds during respectively with this first die assembly, the die cavity size difference that defines, and produce the housing of flat-panel screens with different size.This set of molds can be produced different housings by replacing different part moulds, makes flat-panel screens present different external form impressions, increases the degree of discrimination of flat-panel screens, more can save the cost of mold developing greatly.Yet, this set of molds in use, in order to adapt to the production needs of the big miscellaneous goods of different model, have to frequently the change mould of different piece, increase complicated work flow to production operation, and the perfection butt joint that it can not realize the each several part mould well seals the bad plastics that cause and overflows easy breaks in production.
Simultaneously, for common die, the inner spacious empty of the square groove that frame is positioned at before the die joint enormous size of especially upper and lower template and effective usable floor area of upper and lower template die joint only takies wherein sub-fraction, display causes a large amount of die spaces to be wasted.
The utility model content
The technical problems to be solved in the utility model provides a kind of hybrid mold that can carry out injection moulding to frame before the TV of two kinds of different model sizes or the display.
For addressing the above problem, frame hybrid mold before a kind of TV of the present utility model or the display comprises cope match-plate pattern, lower bolster and runner plate, is embedded with upper mold core on the described cope match-plate pattern; Be embedded on the described lower bolster and the mutual corresponding lower mold core of upper mold core; It is characterized in that: described upper mold core is provided with two product mo(u)ld top half grooves that surround two rectangular box that vary in size, and the first product mo(u)ld top half groove and the second product mo(u)ld top half groove that is positioned at the first product mo(u)ld top half groove inside; Described lower mold core is provided with two product mo(u)ld bottom half grooves that surround two rectangular box that vary in size, and the first product mo(u)ld bottom half groove and the second product mo(u)ld bottom half groove that is positioned at the first product mo(u)ld bottom half groove inside; The described paired upper and lower type groove of two cover products cooperates two product die cavities of formation; Be provided with hot flow path in described runner plate and the cope match-plate pattern, the cast gate of hot flow path links to each other with the product die cavity by honeycomb duct.
Adopt the TV or the preceding frame hybrid mold of display of the utility model structure, can before more promptly not realizing under the situation of mold exchange, produce by frame the TV of two kinds of different model sizes or display, reduce the mould development cost, increase the utilization rate of mould, and effectively utilized the space of mould inside.
Description of drawings
Fig. 1 is the structural representation of frame hybrid mold before the utility model TV or the display.
The specific embodiment
In order to make those skilled in the art person understand technical solutions of the utility model better, the utility model is described in further detail below in conjunction with drawings and embodiments.
As shown in Figure 1, frame hybrid mold before a kind of TV of the present utility model or the display comprises cope match-plate pattern (not shown), lower bolster 1 and runner plate (not shown), is embedded with upper mold core on the described cope match-plate pattern; Be embedded on the described lower bolster and the mutual corresponding lower mold core 2 of upper mold core; Described upper mold core is provided with two product mo(u)ld top half grooves that surround two rectangular box that vary in size, and the first product mo(u)ld top half groove and the second product mo(u)ld top half groove that is positioned at the first product mo(u)ld top half groove inside; Described lower mold core 2 is provided with two product mo(u)ld bottom half grooves that surround two rectangular box that vary in size, and the first product mo(u)ld bottom half groove 3 and the second product mo(u)ld bottom half groove 4 that is positioned at the first product mo(u)ld bottom half groove inside; The described paired upper and lower type groove of two cover products cooperates two product die cavities of formation, and the first product die cavity and the second product die cavity; Described runner plate is assemblied in the top of cope match-plate pattern, and it is equipped with some hot flow paths in cope match-plate pattern, and the cast gate 5 of described hot flow path is distributed in the outside of the first product die cavity and the inboard of the second product die cavity; Be provided with in the described lower mold core 2 and cast gate 5 honeycomb duct 6 one to one, described cast gate 5 links to each other with the product die cavity by honeycomb duct 6.
Adopt the TV or the preceding frame hybrid mold of display of the utility model structure, can before more promptly not realizing under the situation of mold exchange, produce by frame the TV of two kinds of different model sizes or display, reduce the mould development cost, increase the utilization rate of mould, and effectively utilized the space of mould inside.
Compared with prior art, frame hybrid mold before the TV of the utility model structure or the display, owing to adopted two cover product type cavity configurations, production equipment by two less be one, saved die manufacturing cost and reached more than 25%, operating worker also is reduced to two from original four, has greatly reduced product cost, improve the profit margin of product, increased the performance of enterprises.
Claims (1)
1. frame hybrid mold before TV or the display comprises cope match-plate pattern, lower bolster and runner plate, is embedded with upper mold core on the described cope match-plate pattern; Be embedded on the described lower bolster and the mutual corresponding lower mold core of upper mold core; It is characterized in that: described upper mold core is provided with two product mo(u)ld top half grooves that surround two rectangular box that vary in size, and the first product mo(u)ld top half groove and the second product mo(u)ld top half groove that is positioned at the first product mo(u)ld top half groove inside; Described lower mold core is provided with two product mo(u)ld bottom half grooves that surround two rectangular box that vary in size, and the first product mo(u)ld bottom half groove and the second product mo(u)ld bottom half groove that is positioned at the first product mo(u)ld bottom half groove inside; The described paired upper and lower type groove of two cover products cooperates two product die cavities of formation; Be provided with hot flow path in described runner plate and the cope match-plate pattern, the cast gate of hot flow path links to each other with the product die cavity by honeycomb duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206158270U CN201900707U (en) | 2010-11-22 | 2010-11-22 | Combined mold for front frames of televisions or displays |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206158270U CN201900707U (en) | 2010-11-22 | 2010-11-22 | Combined mold for front frames of televisions or displays |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201900707U true CN201900707U (en) | 2011-07-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206158270U Expired - Fee Related CN201900707U (en) | 2010-11-22 | 2010-11-22 | Combined mold for front frames of televisions or displays |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201900707U (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 |
| CN102886881A (en) * | 2012-11-07 | 2013-01-23 | 四川长虹模塑科技有限公司 | Gradient control method of rectangular framework injection products |
-
2010
- 2010-11-22 CN CN2010206158270U patent/CN201900707U/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 |
| CN102886881A (en) * | 2012-11-07 | 2013-01-23 | 四川长虹模塑科技有限公司 | Gradient control method of rectangular framework injection products |
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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: 20110720 Termination date: 20121122 |