CN104519168A - Mobile phone radiating device and machining method thereof - Google Patents

Mobile phone radiating device and machining method thereof Download PDF

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Publication number
CN104519168A
CN104519168A CN201410764827.XA CN201410764827A CN104519168A CN 104519168 A CN104519168 A CN 104519168A CN 201410764827 A CN201410764827 A CN 201410764827A CN 104519168 A CN104519168 A CN 104519168A
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CN
China
Prior art keywords
base
mobile phone
pedestal
heat abstractor
phone heat
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
Application number
CN201410764827.XA
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Chinese (zh)
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CN104519168B (en
Inventor
张建军
娄慧
周学才
陶秀秀
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Nanhai Eagle Yi Hardware Factory
Original Assignee
M-UNION (WUHU) Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
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Priority to CN201410764827.XA priority Critical patent/CN104519168B/en
Publication of CN104519168A publication Critical patent/CN104519168A/en
Application granted granted Critical
Publication of CN104519168B publication Critical patent/CN104519168B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses a mobile phone radiating device and a machining method thereof. The mobile phone radiating device comprises a base (1) and a top part connected to the top of the base (1). The top part comprises a foundation support (2) for being connected with the base (1). The bottom of the foundation support (2) is provided with one of a clamp groove and a clamp block, the top of the base (1) is correspondingly provided with the other of the clamp groove and the clamp block, and the clamp block is embedded into the clamp groove to allow the foundation support (2) to be connected with the base (1). The top part is a copper alloy part, and the base (1) is an aluminum alloy part. The mobile phone radiating device is good in radiating effect. Meanwhile, the machining method of the mobile phone radiating device is simple in procedure and low in production cost.

Description

Mobile phone heat abstractor and processing method thereof
Technical field
The present invention relates to mobile phone heat abstractor, particularly, relate to a kind of mobile phone heat abstractor and processing method thereof.
Background technology
Existing mobile phone heat abstractor comprises base and is connected to the top part of described base top, and wherein, base and top part are Al-alloy parts, the not good radiating efficiency having had a strong impact on mobile phone heat abstractor of the conductive coefficient due to aluminium alloy.Simultaneously, base and top part are bonded by heat-conducting glue and be connected to each other, heat-conducting glue can play the effect of heat transfer, but long-time use after there will be aging causing and still can there is gap between base and top part, have a strong impact on the radiating effect of mobile phone heat abstractor; Further, heat-conducting glue is used also to greatly increase the processing cost of mobile phone heat abstractor.
Summary of the invention
The object of this invention is to provide a kind of mobile phone heat abstractor and processing method thereof, the good heat dissipation effect of this mobile phone heat abstractor, the process steps of this mobile phone heat abstractor is simple and production cost is lower simultaneously.
To achieve these goals, the invention provides a kind of mobile phone heat abstractor, mobile phone heat abstractor comprises base and is connected to the top part of base top, and top part comprises the pedestal for being connected with base, and the bottom of pedestal is formed with one in draw-in groove and fixture block, the top of base is correspondingly formed with the another one in draw-in groove and fixture block, fixture block embeds in draw-in groove, to make pedestal and base be connected to each other, and, top part is copper alloy part, and base is Al-alloy parts.
Preferably, fixture block comprises the wedge portion that the base portion that is connected to pedestal or base and base portion give prominence to formation, and along the bearing of trend of each base portion, gap-forming has multiple wedge portion, and draw-in groove is formed as having the shape matched with fixture block.
Preferably, the cross section in the superimposed direction perpendicular to base and top part of pedestal and base is rectangle; Base portion extends along the edge of pedestal or base, and fixture block comprises two wedge portions at the two ends being formed at base portion and is positioned at least one wedge portion of middle part of base portion.
Preferably, at two edges respect to one another of pedestal or base, a base portion is formed with respectively.
Preferably, fixture block is formed on top part, and draw-in groove is formed on base.
Preferably, top part also comprises the multiple fin being formed at pedestal top.
Present invention also offers a kind of processing method of mobile phone heat abstractor, mobile phone heat abstractor is above-mentioned mobile phone heat abstractor, and processing method comprises:
Step one: machine work Copper Alloy Blank material is to form top part;
Step 2: the bottom of described top part according to the pedestal of described top part is arranged in the inner chamber of described die casting towards the mode of the bottom of the inner chamber of die casting, and injects aluminium alloy liquid to the bottom making the coated described pedestal of described aluminium alloy liquid in the inner chamber of described die casting;
Step 3: described aluminium alloy liquid is cooled to solid-state to form mobile phone heat abstractor.
Then and machine work is carried out to form described top part to described top part base material preferably, Copper Alloy Blank material is heated to 950-1000 DEG C, forms top part base material by extrusion modling.
Preferably, also comprise in step one: on the top of pedestal, form multiple fin by cut mode.
By technique scheme, the present invention passes through machine work Copper Alloy Blank material to form top part; Then the bottom of top part according to the pedestal of top part is arranged in the inner chamber of die casting towards the mode of the bottom of the inner chamber of die casting, and injects aluminium alloy liquid to the bottom making the coated pedestal of aluminium alloy liquid in the inner chamber of die casting; Described aluminium alloy liquid is finally made to be cooled to solid-state to form mobile phone heat abstractor.The mobile phone heat abstractor processed by such processing method, base and top part are the seamless link that the bottom being then coated on pedestal by the aluminium alloy of melting achieves base and top part completely, thus improve the heat transfer efficiency of this mobile phone heat abstractor.In this processing method, avoid use heat-conducting glue, not only reduce cost, completely avoid the aging generation causing the situation occurring gap between base and top part because of heat-conducting glue simultaneously.In addition, top part is copper alloy part, and base is Al-alloy parts, and difference is Al-alloy parts with top part in prior art and base, utilize the conductive coefficient of copper alloy to be obviously better than the advantage of the conductive coefficient of Al-alloy parts, thus improve the radiating effect of mobile phone heat abstractor further.
Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Fig. 1 is the structural representation of top part in the preferred embodiment of the present invention;
Fig. 2 is the structural representation of mobile phone heat abstractor in the preferred embodiment of the present invention.
Description of reference numerals
1, base 2, pedestal
3, base portion 4, wedge portion
5, fin
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
In the present invention, when not doing contrary explanation, the noun of locality of use such as " bottom of pedestal 2 " typically refers to the side relative with base 1 of pedestal 2, and " top of base 1 " typically refers to the side relative with pedestal 2 of base 1.
The invention provides a kind of mobile phone heat abstractor, as shown in Figure 2, comprise base 1 and the top part being connected to base 1 top, this top part as shown in Figure 1 for this mobile phone heat abstractor, comprise the pedestal 2 for being connected with base 1, the bottom of pedestal 2 is formed with one in draw-in groove and fixture block, and the top of base 1 is correspondingly formed with the another one in draw-in groove and fixture block, and fixture block embeds in draw-in groove, be connected to each other to make pedestal 2 and base 1, further, top part is copper alloy part, and base 1 is Al-alloy parts.
Top part in above-mentioned mobile phone heat abstractor and be that the mode enough embedded in draw-in groove by fixture block is connected between base 1, this connected mode is without the need to using heat-conducting glue of the prior art, not only reduce cost, completely avoid the aging generation causing the situation occurring gap between base 1 and top part because of heat-conducting glue simultaneously.Owing to being seamless link between base 1 and top part, thus improve the radiating effect of mobile phone heat abstractor.In addition, top part is copper alloy part, and base 1 is Al-alloy parts, and difference is Al-alloy parts with top part in prior art and base, utilize the conductive coefficient of copper alloy to be obviously better than the advantage of the conductive coefficient of Al-alloy parts, thus improve the radiating effect of mobile phone heat abstractor further.
In the above-described embodiment, parts fixture block playing snap action both can directly be arranged on pedestal 2 or base 1, also parts fixture block playing snap action can be arranged on pedestal 2 or base 1 by connector, preferably, parts fixture block playing snap action are connected on pedestal 2 or base 1 by base portion 3, and such fixture block just comprises the base portion 3 and the outstanding wedge portion 4 formed of base portion 3 that are connected to pedestal 2 or base 1.Fixture block arranges base portion 3 and is not only convenient to processing wedged piece of portion 4, also can strengthen the contact area between pedestal 2 and base 1 simultaneously, thus improve further top part and and base 1 between adhesion.In addition, it is up-narrow and down-wide trapezoidal that wedge portion 4 refers at least one face of vertically going up in this block portion, and draw-in groove is formed as having the shape matched with fixture block.After such wedge portion 4 is embedded into draw-in groove, each wall of draw-in groove can be made to give each side in wedge portion 4 tighter extruding force, thus make to realize seamless combination between fixture block and draw-in groove.In order to improve the adhesion between fixture block and draw-in groove further, more preferably, along the bearing of trend of each base portion 3, gap-forming has multiple wedge portion 4.
In the present invention, the superposed surfaces of pedestal 2 and base 1 both can be regular proterties, also can be irregularly shaped, and for the ease of machine-shaping, preferably, the superposed surfaces of pedestal 2 and base 1 is rectangular surfaces.Wherein, the installation site of base portion 3 is in any one position of above-mentioned rectangle plane, can dense distribution on certain position of above-mentioned rectangle plane, also can be uniformly distributed in above-mentioned rectangle plane, more preferably, base portion 3 extends along the edge of pedestal 2 or base 1, such base portion 3 is more convenient for machine-shaping, further preferably, at two edges respect to one another of pedestal 2 or base 1, a base portion 3 is formed with respectively.
In addition, the quantity and the setting position that are arranged on the wedge portion 4 of base portion 3 all can be selected in wide scope, tightr in order to what make between pedestal 2 and base 1, make stress equalization in unit are simultaneously, preferably, fixture block comprises two wedge portions 4 at the two ends being formed at base portion 3 and is positioned at least one wedge portion 4 of middle part of base portion 3.
In addition, in the present invention, to the setting position of fixture block and draw-in groove, there is no particular limitation, and in actual production, consider and more easily process fixture block on top part, preferably, fixture block is formed on top part, and draw-in groove is formed on base.
On the basis of each execution mode of above-mentioned mobile phone heat abstractor, in order to improve the radiating effect of this mobile phone heat abstractor further, preferably, top part also comprises the multiple fin 5 being formed at pedestal top.
Present invention also offers a kind of processing method of mobile phone heat abstractor, this mobile phone heat abstractor is above-mentioned mobile phone heat abstractor, and processing method comprises:
Step one: machine work Copper Alloy Blank material is to form top part;
Step 2: the bottom of top part according to the pedestal 2 of top part is arranged in the inner chamber of die casting towards the mode of the bottom of the inner chamber of die casting, and injects aluminium alloy liquid to the bottom making the coated pedestal 2 of aluminium alloy liquid in the inner chamber of die casting;
Step 3: aluminium alloy liquid is cooled to solid-state to form mobile phone heat abstractor.
Wherein, top part is installed in inner chamber and needs to be fixed by servicing unit, certain this servicing unit can have multiple embodiment in the art, then by screw element, top part is fixed in the lumen as being provided with multiple screwed hole on the sidewall of mould, also can be that the top of the inner chamber of mould is provided with suspension member, top part is hung in the inner chamber of mould.
The mobile phone heat abstractor processed by above-mentioned processing method, base 1 and top part are the seamless link that the bottom being then coated on pedestal 2 by the aluminium alloy of melting achieves base 1 and top part completely, thus improve the heat transfer efficiency of this mobile phone heat abstractor.In this processing method, avoid use heat-conducting glue, not only reduce cost, completely avoid the aging generation causing the situation occurring gap between base 1 and top part because of heat-conducting glue simultaneously.In addition, top part is copper alloy part, and base is Al-alloy parts, and difference is Al-alloy parts with top part in prior art and base 1, utilize the conductive coefficient of copper alloy to be obviously better than the advantage of the conductive coefficient of Al-alloy parts, thus improve the radiating effect of mobile phone heat abstractor further.
In processing method provided by the invention, mode Copper Alloy Blank material being processed into top part has various, can be that the mode of directly then being cut by mechanical stretching is processed, also the mode by die casting processes, for the ease of processing, preferred steps one comprises: Copper Alloy Blank material is heated to 950-1000 DEG C, the now surperficial deliquescing of Copper Alloy Blank material makes the state of Copper Alloy Blank material between solid and liquid, then top part base material is just formed by extrusion modling, certainly in order to make the Copper Alloy Blank material rapid shaping of deliquescing can carry out water-cooled or air-cooled to the object after extrusion modling, and machine work is carried out to form top part to top part base material then.So only need be formed the blank of top part by extrusion modling, on blank, then carry out being processed to form the top part that draw-in groove or fixture block just can obtain the requirement of compound mobile phone heat abstractor.
In addition, on above-mentioned blank, the mode of machine work draw-in groove or fixture block can be the machining mode that in this area, any one can form draw-in groove or fixture block, such as car, milling, brill, plane, the machining mode such as grind and cut, in actual production, preferably, in step one, process draw-in groove on the bottom of pedestal 2 or fixture block is completed by cutting way, cutting way is more quick for processing wedged piece of portion.
Certainly, in step one except carrying out the machine work of draw-in groove or fixture block, in order to prevent the burr of top part from damaging human body, burr can be removed clean by car, milling, brill, plane, the mode of grinding or cutting.
On the basis of above-mentioned all kinds of execution mode, in order to further improve the radiating effect of the mobile phone heat abstractor processed, preferably, also comprise in step one: on the top of pedestal 2, form multiple fin 5 by cut mode.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned execution mode; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode, in order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible compound mode.
In addition, also can carry out combination in any between various different execution mode of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.

Claims (9)

1. a mobile phone heat abstractor, described mobile phone heat abstractor comprises base (1) and is connected to the top part at described base (1) top, it is characterized in that, described top part comprises the pedestal (2) for being connected with described base (1), the bottom of described pedestal (2) is formed with one in draw-in groove and fixture block, the top of described base (1) is correspondingly formed with the another one in draw-in groove and fixture block, described fixture block embeds in described draw-in groove, be connected to each other to make described pedestal (2) and described base (1), and, described top part is copper alloy part, described base (1) is Al-alloy parts.
2. mobile phone heat abstractor according to claim 1, it is characterized in that, described fixture block comprises the base portion (3) and the outstanding wedge portion (4) formed of described base portion (3) that are connected to described pedestal (2) or described base (1), along the bearing of trend of each described base portion (3), gap-forming has multiple described wedge portion (4), and described draw-in groove is formed as having the shape matched with described fixture block.
3. mobile phone heat abstractor according to claim 2, is characterized in that, described pedestal (2) and described base (1) be rectangle perpendicular to described base (1) and the cross section in the superimposed direction of described top part; Described base portion (3) extends along the edge of described pedestal (2) or described base (1), and described fixture block comprise the two ends being formed at described base portion (3) two described wedge portions (4) and be positioned at described base portion (3) middle part at least one described in wedge portion (4).
4. mobile phone heat abstractor according to claim 3, is characterized in that, at two edges respect to one another of described pedestal (2) or described base (1), is formed with a described base portion (3) respectively.
5. mobile phone heat abstractor according to claim 1, is characterized in that, described fixture block is formed on described top part, and described draw-in groove is formed on described base (1).
6. mobile phone heat abstractor according to claim 1, is characterized in that, described top part also comprises multiple fin (5) at the top being formed at described pedestal (2).
7. a processing method for mobile phone heat abstractor, described mobile phone heat abstractor is for according to the mobile phone heat abstractor in claim 1-5 described in any one, and it is characterized in that, described processing method comprises:
Step one: machine work Copper Alloy Blank material is to form described top part;
Step 2: the bottom of described top part according to the pedestal (2) of described top part is arranged in the inner chamber of described die casting towards the mode of the bottom of the inner chamber of die casting, and injects aluminium alloy liquid to the bottom making the coated described pedestal (2) of described aluminium alloy liquid in the inner chamber of described die casting;
Step 3: described aluminium alloy liquid is cooled to solid-state to form described mobile phone heat abstractor.
8. the processing method of mobile phone heat abstractor according to claim 7, it is characterized in that, then and carry out machine work to form described top part to described top part base material described step one comprises: Copper Alloy Blank material is heated to 950-1000 DEG C, forms top part base material by extrusion modling.
9. the processing method of the mobile phone heat abstractor according to any one in claim 7-8, it is characterized in that, also comprise in step one: on the bottom of described pedestal (2), form multiple fin (5) by cut mode.
CN201410764827.XA 2014-12-12 2014-12-12 Mobile phone heat abstractor and its processing method Expired - Fee Related CN104519168B (en)

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Publication number Priority date Publication date Assignee Title
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CN1457092A (en) * 2002-05-08 2003-11-19 神达电脑股份有限公司 Locked CPU radiator and method thereof
CN1805676A (en) * 2005-01-15 2006-07-19 富准精密工业(深圳)有限公司 Radiator and its making method
CN101778553A (en) * 2009-01-12 2010-07-14 鸿富锦精密工业(深圳)有限公司 Radiator
CN102091773A (en) * 2009-12-14 2011-06-15 汉达精密电子(昆山)有限公司 Manufacturing method of heat radiating metal
CN102966928A (en) * 2012-10-29 2013-03-13 长春工业大学 High-efficiency radiator for light-emitting diode (LED) lamp and manufacturing method thereof
CN103037041A (en) * 2012-09-28 2013-04-10 共青城赛龙通信技术有限责任公司 Mobile phone heat dissipating device
CN103425217A (en) * 2013-08-05 2013-12-04 昆山维金五金制品有限公司 Computer CPU radiating fin
CN103809708A (en) * 2012-11-07 2014-05-21 辉达公司 Panel electronic device, auxiliary heat dissipating device of panel electronic device and assembly of panel electronic device and auxiliary heat dissipating device
CN203907296U (en) * 2014-06-07 2014-10-29 程继安 Embedded led lamp
CN204316564U (en) * 2014-12-12 2015-05-06 镁联科技(芜湖)有限公司 Mobile phone heat abstractor

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1457092A (en) * 2002-05-08 2003-11-19 神达电脑股份有限公司 Locked CPU radiator and method thereof
CN2567774Y (en) * 2002-07-27 2003-08-20 鸿富锦精密工业(深圳)有限公司 Fastening device for radiator
CN1805676A (en) * 2005-01-15 2006-07-19 富准精密工业(深圳)有限公司 Radiator and its making method
CN101778553A (en) * 2009-01-12 2010-07-14 鸿富锦精密工业(深圳)有限公司 Radiator
CN102091773A (en) * 2009-12-14 2011-06-15 汉达精密电子(昆山)有限公司 Manufacturing method of heat radiating metal
CN103037041A (en) * 2012-09-28 2013-04-10 共青城赛龙通信技术有限责任公司 Mobile phone heat dissipating device
CN102966928A (en) * 2012-10-29 2013-03-13 长春工业大学 High-efficiency radiator for light-emitting diode (LED) lamp and manufacturing method thereof
CN103809708A (en) * 2012-11-07 2014-05-21 辉达公司 Panel electronic device, auxiliary heat dissipating device of panel electronic device and assembly of panel electronic device and auxiliary heat dissipating device
CN103425217A (en) * 2013-08-05 2013-12-04 昆山维金五金制品有限公司 Computer CPU radiating fin
CN203907296U (en) * 2014-06-07 2014-10-29 程继安 Embedded led lamp
CN204316564U (en) * 2014-12-12 2015-05-06 镁联科技(芜湖)有限公司 Mobile phone heat abstractor

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Inventor after: Liu Wenhua

Inventor before: Zhang Jianjun

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Address before: The high-tech industry in Anhui province 241000 Wuhu Matang District Development Zone

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