CN102489682B - Die-casting mold for middle frame support of mobile phone - Google Patents
Die-casting mold for middle frame support of mobile phone Download PDFInfo
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- CN102489682B CN102489682B CN201110378270.2A CN201110378270A CN102489682B CN 102489682 B CN102489682 B CN 102489682B CN 201110378270 A CN201110378270 A CN 201110378270A CN 102489682 B CN102489682 B CN 102489682B
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Abstract
The invention discloses a die-casting mold for a middle frame support of a mobile phone; the die-casting mold comprises an upper mold component at least provided with an upper mold core, a lower mold component at least provided with a lower mold core, and a sprue bushing, wherein a mold cavity is formed between the upper mold core and the lower mold core and is connected with the sprue bushing; the mold cavity is provided with a main runner, a plurality of first sub-runners, a plurality of second sub-runners, two outer frame chambers and a plurality of reserved sections, wherein the main runner is connected with the sprue bushing, the plurality of first sub-runners and the plurality of second sub-runners are connected with the main runner, one of the two outer frame chambers is connected with the plurality of first sub-runners and is arranged at the tail ends of the plurality of first sub-runners, the other one outer frame chamber is connected with the plurality of second sub-runners and is arranged at the tail ends of the plurality of second sub-runners, and each reserved section corresponds to the first sub-runner or the second sub-runner and is arranged between the corresponding sub-runner and the corresponding outer frame chamber; and when outer frames are arranged on the outer frame chambers, the different reserved sections are separated and are communicated only through the sub-channels and the main runner. The die-casting mold has the advantages of greatly improving the production efficiency of the overall middle frame support and lowering the investment cost.
Description
Technical field
The present invention relates to the processing auxiliary equipment of structure member in mobile phone, relate in particular a kind of die casting of frame bracket in mobile phone.
Background technology
Current numerous top-grade consumption electron-like metal shell, as the middle frame support of the Iphone4 of American apple company and Ipad2, all to adopt fine aluminium section bar or stainless steel materials, and first make it through CNC milling machine, process type and go out basic frame structure, it is the frame body 9 shown in Fig. 1, the supporting member 92 that this frame body 9 comprises housing 91 and is positioned at housing 91 inner edges, then carried out such as anodic oxidation, sandblasted and polishing in the surface of this housing 91, thereby reach the appearance design target of anticipation.
Wherein, for NC Milling workshop section, it is to adopt a complete section bar and carry out repeatedly straight forming after operation, this housing 91 is integral type structure with supporting member 92, it is very high to the required precision of process equipment, and have that the process-cycle is long, waste of raw materials is large, fraction defective is high and the defect such as processing cost is high, once it is large to run into certain product customer demand, be limited to output, therefore must be equipped with a large amount of CNC milling machine boards, so its needed early investment is very large, and medium-sized and small enterprises are hung back.
For the problems referred to above, once someone thought deeply and adopts extrusion process to carry out the production of above-mentioned middle frame support, but under current technology, it is generally to process whole frame bracket in mobile phone by extrusion process, but due to die casting almag/kirsite out, its surface is all very coarse, and there is the defects such as trachoma and impurity, characteristic based on alloy in addition, therefore cannot be by conventional gimmick, it is carried out to high-quality surface treatment, cannot reach thus design and be willing to think, also cannot meet user's demand.
In view of this, the inventor, for the above-mentioned defect further investigation existing in frame bracket in mobile phone production process, has this case to produce then.
Summary of the invention
The object of the present invention is to provide a kind of die casting of frame bracket in mobile phone, it can produce the semi-finished product of frame bracket in mobile phone, the frame bracket in mobile phone that these semi-finished product can obtain high-quality and meet customer need after water dividing gap and surface treatment fast.
In order to reach above-mentioned purpose, solution of the present invention is:
A die casting for frame bracket in mobile phone, comprises the lower membrane module and the sprue bushing that at least have the upper die component of upper cores, at least have lower die, between this upper cores and lower die, is formed with die cavity, and this die cavity is connected with sprue bushing; Wherein, this die cavity has:
Sprue, is connected with sprue bushing;
A plurality of the first runners and a plurality of the second runner, the plurality of the first runner is all connected with sprue with a plurality of the second runners;
Housing cavity volume, is provided with two, and one of them is all connected with a plurality of the first runners and is arranged at the end of a plurality of the first runners, and another is all connected with the second runner and is arranged at the end of a plurality of the second runners;
A plurality of reserved section, each reserved section is corresponding to first runner or second runner, and between institute corresponding runner and corresponding housing cavity volume, between different reserved sections, on housing cavity volume is assembled, be during housing and separate shape and only can be connected by runner and sprue.
Further, the first runner and the second runner extend in the opposite direction.
Further, this die cavity also has for being communicated with the connection chamber of two housing cavity volumes, and this connection chamber is to be arranged on two of two housing cavity volume both sides.
Further, this upper die component also has panel and A plate, and this sprue bushing is positioned in upper cores by panel and A plate successively, and this upper cores is embedded in A plate; This lower membrane module has also had the base plate of carrying effect and has been positioned at the B plate of base plate top, and this lower die is embedded in B plate; Both sides between this upper cores and lower die are also provided with slide and slide block, and this slide fastens and is connected with slide block, is also formed with oblique guide hole on this slide; On this B plate, be also fixedly installed Angle Pin, this slide is slidably arranged on Angle Pin by this oblique guide hole; Between this upper die component and lower membrane module, be also provided with thimble assembly.
Further, this lower membrane module also has supporting plate, and this Angle Pin is fixed on supporting plate, and is slidably matched with slide through after B plate.
Further, this lower membrane module also comprises and is fixed on B plate and stops slide to depart from the shovel chicken in whole die casting.
Adopt after said structure, the die casting of a kind of frame bracket in mobile phone the present invention relates to, it is when carrying out the half-finished die cast of frame bracket in mobile phone, need first two housings that are symmetrical set to be inserted in the housing cavity volume of die casting die cavity, so the plurality of reserved section will be rendered as interval shape each other, follow mold closing and carry out die cast, die casting liquid can pass through sprue successively like this, a plurality of the first runners or the second runner and enter into reserved section, because this reserved section is connected with housing cavity volume, therefore after cooling, the die-casting body forming in reserved section can be connected on housing, so completed the moulding of supporting member, the present invention is owing to being and separating shape between reserved section, thus also can be relatively little to the internal stress producing in solid-state process by liquid state at die-casting body, thus can guarantee that housing can, by stretch bending, can not allow the quality of whole frame bracket in mobile phone obtain higher assurance.Compared with prior art, the present invention distinguishes moulding by the housing of whole middle frame support and supporting member, and all has the fast feature of shaping speed, and so the present invention can improve the production efficiency of whole middle frame support greatly, and has the effect that input cost is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of frame bracket in mobile phone in prior art;
Fig. 2 is the combination schematic diagram that the present invention relates to a kind of die casting of frame bracket in mobile phone;
Fig. 3 is the three-dimensional exploded view that the present invention relates to a kind of die casting of frame bracket in mobile phone;
Fig. 4 is the structural representation in lower die in the present invention;
Fig. 4 A is the enlarged diagram of the medium-sized cavity segment of Fig. 4.
In figure:
Die casting 100 upper die components 1
A plate 13 slides 14
Oblique guide hole 141 slide blocks 15
2 times dies 21 of lower membrane module
Base plate 22B plate 23
Angle Pin 231 supporting plates 24
Die cavity 4 sprues 41
The first runner 42 second runners 43
The reserved section 45 of housing cavity volume 44
Frame body 9 housings 91
Supporting member 92
The specific embodiment
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 Fig. 2, Fig. 3, Fig. 4 and Fig. 4 A, it is the specific embodiment that the present invention relates to a kind of die casting 100 of frame bracket in mobile phone.This die casting 100 comprises upper die component 1, lower membrane module 2 and sprue bushing 3, and this upper die component 1 at least has upper cores 11, and this lower membrane module 2 at least has lower die 21, between this upper cores 11 and lower die 21, is formed with die cavity 4, and this die cavity 4 is connected with sprue bushing 3.
Under request in person first emphasis with reference to shown in Fig. 4 and Fig. 4 A, this die cavity 4 has sprue 41, a plurality of the first runner 42, a plurality of the second runner 43, two housing cavity volumes 44 and a plurality of reserved section 45, wherein:
This sprue 41 is connected with sprue bushing 3, thereby enters for die casting liquid;
The plurality of the first runner 42 is all connected with sprue 41 with a plurality of the second runners 43, thereby makes die casting liquid separated; Be specifically originally in embodiment, the first runner 42 and the second runner 43 extend in the opposite direction
These two housing cavity volumes 44, one of them is all connected with a plurality of the first runners 42 and is arranged at the end of a plurality of the first runners 42, and another is all connected with the second runner 43 and is arranged at the end of a plurality of the second runners 43;
A plurality of reserved section 45, each reserved section 45 is corresponding to first runner 42 or second runner 43, and between the corresponding runner of institute and corresponding housing cavity volume 44, when housing is assembled in housing cavity volume 44, between different reserved sections 45, be and separate shape, this separates shape is that it only can be connected by runner and sprue 41, cannot directly by housing cavity volume 44, be connected.
Like this, the die casting 100 of a kind of frame bracket in mobile phone the present invention relates to, it is when carrying out the half-finished die cast of frame bracket in mobile phone, need first two housings that are symmetrical set to be inserted in the housing cavity volume 44 of die casting 100 die cavities 4, so the plurality of reserved section 45 will be rendered as interval shape each other, follow mold closing and carry out die cast, die casting liquid can pass through sprue 41 successively like this, a plurality of the first runners 42 or the second runner 43 and enter into reserved section 45, because this reserved section 45 is connected with housing cavity volume 44, therefore after cooling, the die-casting body forming in reserved section 45 can be connected on housing, so completed the moulding of supporting member, compared with prior art, the present invention distinguishes moulding by the housing of whole middle frame support and supporting member, and all has the fast feature of shaping speed, and so the present invention can improve the production efficiency of whole middle frame support greatly, and has the effect that input cost is low.In addition, the present invention is owing to being and separating shape between reserved section 45, therefore also can be relatively little to the internal stress producing in solid-state process by liquid state at die-casting body, thereby can guarantee that housing can, by stretch bending, can not allow the quality of whole frame bracket in mobile phone obtain higher assurance.
In order to allow, between two housings, can mold the connecting portion that plays connection function, this die cavity 4 also has for being communicated with the connection chamber 46 of two housing cavity volumes 44, and this connection chamber 46 is for being arranged on two of two housing cavity volume 44 both sides.
As shown in Figure 2 to Figure 3, a kind of preferred embodiment as die casting 100 involved in the present invention, this upper die component 1 also has panel 12 and A plate 13, and this sprue bushing 3 is positioned in upper cores 11 by panel 12 and A plate 13 successively, and this upper cores 11 is embedded in A plate 13; This lower membrane module 2 also has base plate 22 and B plate 23, and this base plate 22 plays carrying effect, 23 tops that are positioned at base plate 22 of this B plate, and this lower die 21 is embedded in B plate 23; Both sides between this upper cores 11 and lower die 21 are also provided with slide 14 and slide block 15, and this slide 14 fastens and is connected with slide block 15, is also formed with oblique guide hole 141 on this slide 14; On this B plate 23, be also fixedly installed Angle Pin 231, this slide 14 is slidably arranged on Angle Pin 231 by this oblique guide hole 141, so can play the stabilization in die sinking and matched moulds process; Between this upper die component 1 and lower membrane module 2, be also provided with thimble assembly 5.Preferably, this lower membrane module 2 also has supporting plate 24, and 231 of this Angle Pins are fixed on supporting plate 24, and through after B plate 23 and slide 14 be slidably matched.In addition, this lower membrane module 2 also comprises and is fixed on B plate 23 and stops slide 14 to depart from the shovel chicken 25 in whole die casting 100.
Certainly on this housing, can also improve the stability being connected between die-casting body and housing by forming the mode of die casting groove, this die casting groove preferably has an outer narrow inner width portion.
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. a die casting for frame bracket in mobile phone, comprises the lower membrane module and the sprue bushing that at least have the upper die component of upper cores, at least have lower die, between this upper cores and lower die, is formed with die cavity, and this die cavity is connected with sprue bushing; It is characterized in that, this die cavity has:
Sprue, is connected with sprue bushing;
A plurality of the first runners and a plurality of the second runner, the plurality of the first runner is all connected with sprue with a plurality of the second runners;
Housing cavity volume, is provided with two, and one of them is all connected with a plurality of the first runners and is arranged at the end of a plurality of the first runners, and another is all connected with the second runner and is arranged at the end of a plurality of the second runners;
A plurality of reserved section, each reserved section is corresponding to first runner or second runner, and between institute corresponding runner and corresponding housing cavity volume, between different reserved sections, on housing cavity volume is assembled, be during housing and separate shape and only can be connected by runner and sprue;
This upper die component also has panel and A plate, and this sprue bushing is positioned in upper cores by panel and A plate successively, and this upper cores is embedded in A plate; This lower membrane module has also had the base plate of carrying effect and has been positioned at the B plate of base plate top, and this lower die is embedded in B plate; Both sides between this upper cores and lower die are also provided with slide and slide block, and this slide fastens and is connected with slide block, is also formed with oblique guide hole on this slide; On this B plate, be also fixedly installed Angle Pin, this slide is slidably arranged on Angle Pin by this oblique guide hole; Between this upper die component and lower membrane module, be also provided with thimble assembly.
2. the die casting of a kind of frame bracket in mobile phone as claimed in claim 1, is characterized in that, the first runner and the second runner extend in the opposite direction.
3. the die casting of a kind of frame bracket in mobile phone as claimed in claim 1, is characterized in that, this die cavity also has for being communicated with the connection chamber of two housing cavity volumes, and this connection chamber is to be arranged on two of two housing cavity volume both sides.
4. the die casting of a kind of frame bracket in mobile phone as claimed in claim 1, is characterized in that, this lower membrane module also has supporting plate, and this Angle Pin is fixed on supporting plate, and is slidably matched with slide through after B plate.
5. the die casting of a kind of frame bracket in mobile phone as claimed in claim 1, is characterized in that, this lower membrane module also comprises and is fixed on B plate and stops slide to depart from the shovel chicken in whole die casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110378270.2A CN102489682B (en) | 2011-11-24 | 2011-11-24 | Die-casting mold for middle frame support of mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110378270.2A CN102489682B (en) | 2011-11-24 | 2011-11-24 | Die-casting mold for middle frame support of mobile phone |
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| Publication Number | Publication Date |
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| CN102489682A CN102489682A (en) | 2012-06-13 |
| CN102489682B true CN102489682B (en) | 2014-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110378270.2A Active CN102489682B (en) | 2011-11-24 | 2011-11-24 | Die-casting mold for middle frame support of mobile phone |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014059623A1 (en) * | 2012-10-17 | 2014-04-24 | Microsoft Corporation | Metal alloy injection molding |
| CN103433463A (en) * | 2013-08-26 | 2013-12-11 | 昆山长运电子工业有限公司 | Pressure casting die of camera support |
| CN105263292A (en) * | 2015-09-28 | 2016-01-20 | 维沃移动通信有限公司 | Electronic equipment framework manufacturing method and electronic equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200984799Y (en) * | 2006-08-28 | 2007-12-05 | 无锡相川铁龙电子有限公司 | Mould core structure of mobile phone vibratory motor substrate plate injection mould |
| CN101347975A (en) * | 2007-07-16 | 2009-01-21 | 汉达精密电子(昆山)有限公司 | Four-plate mould structure |
| CN201669401U (en) * | 2010-04-30 | 2010-12-15 | 东莞市星河精密压铸模具有限公司 | M type buffer die-casting mould runner structure |
| CN202336572U (en) * | 2011-11-24 | 2012-07-18 | 福建省石狮市通达电器有限公司 | Mould for diecasting middle frame support of mobile phone |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001246442A (en) * | 1999-12-24 | 2001-09-11 | Hitachi Metals Ltd | Casing for portable communication terminal |
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- 2011-11-24 CN CN201110378270.2A patent/CN102489682B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200984799Y (en) * | 2006-08-28 | 2007-12-05 | 无锡相川铁龙电子有限公司 | Mould core structure of mobile phone vibratory motor substrate plate injection mould |
| CN101347975A (en) * | 2007-07-16 | 2009-01-21 | 汉达精密电子(昆山)有限公司 | Four-plate mould structure |
| CN201669401U (en) * | 2010-04-30 | 2010-12-15 | 东莞市星河精密压铸模具有限公司 | M type buffer die-casting mould runner structure |
| CN202336572U (en) * | 2011-11-24 | 2012-07-18 | 福建省石狮市通达电器有限公司 | Mould for diecasting middle frame support of mobile phone |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2001-246442A 2001.09.11 |
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| CN102489682A (en) | 2012-06-13 |
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Effective date of registration: 20210701 Address after: 1800 Gangkou Avenue, Haijiang Town, Shishi City, Quanzhou City, Fujian Province Patentee after: Tongda (Shishi) Technology Co.,Ltd. Address before: 362700 Tongda Industrial Park, Shishi City, Quanzhou City, Fujian Province Patentee before: FUJIAN SHISHI TONGDA ELECTRICAL APPLIANCE Co.,Ltd. |