CN107552941A - A kind of welding method of heat carrier and conductive structure part - Google Patents
A kind of welding method of heat carrier and conductive structure part Download PDFInfo
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- CN107552941A CN107552941A CN201610393962.7A CN201610393962A CN107552941A CN 107552941 A CN107552941 A CN 107552941A CN 201610393962 A CN201610393962 A CN 201610393962A CN 107552941 A CN107552941 A CN 107552941A
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- heat carrier
- conductive structure
- structure part
- plumb joint
- heat
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Abstract
The present invention relates to a kind of welding method, and in particular to the welding method of a kind of heat carrier and conductive structure part, comprises the following steps：Prepare heat carrier, conductive structure part and plumb joint；Heat carrier and conductive structure part are positioned respectively；Heat carrier is welded on conductive structure part by plumb joint, in welding process, the control of the rotating speed of plumb joint is controlled in 70N/cm ~ 170N/cm in the r/min of 1800r/min ~ 7800, Stress control in 80kgf/mm2 ~ 180kgf/mm2, torsion；Finally under natural cooling state, heat carrier is integrally welded with heat-conducting substrate.The method of the present invention is simple, substantially increases thermal conductivity factor and radiating effect.
Description
Technical field
The present invention relates to a kind of connection method, and in particular to the welding method of a kind of heat carrier and conductive structure part.
Background technology
At present, heat carrier（Radiator structure part including all kinds of LED lamps）With conductive structure part（It is commonly called as " aluminium base "）'s
Connection is to adopt the mode being screwed to connect, and which kind of either existing mode, is generally also needed in heat carrier and heat conduction
The junction of structural member solves the problems, such as heat conduction with heat-conducting glue, and this is to solve the plane that heat carrier contacts with conductive structure part
Can not possibly be consistent the problem of, conductive filler is used as by the use of heat-conducting glue.Although the connected mode of existing heat carrier and conductive structure part
Also heat carrier can be fixedly connected with conductive structure part, but the maximum thermal conductivity factor highest of this implementation only has body
20%, thermal conductivity is very poor, and radiating effect is also very poor.
In the prior art, when using heat carrier as light structures, to be solved when heat carrier is connected with conductive structure part
Matter of utmost importance be exactly heat conduction and heat dissipation problem.
The content of the invention
The purpose of the present invention is exactly in order to solve all problems of prior art, so as to provide a kind of heat carrier and heat conduction
The welding method of structural member, this method can improve thermal conductivity factor and radiating effect so that both heat carrier and conductive structure part
Between weld be aluminium base body, extend the service life of heat carrier.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is：A kind of heat carrier and conductive structure part
Welding method, this method comprises the following steps：（1）Prepare heat carrier, conductive structure part and plumb joint；（2）To heat carrier and
Conductive structure part is positioned respectively；（3）Heat carrier is welded on conductive structure part by plumb joint, in welding process,
The rotating speed control of plumb joint is in the r/min of 1800r/min ~ 7800, and Stress control is in 80kgf/mm2 ~ 180kgf/mm2, torsion control
System is in 70N/cm ~ 170N/cm；（4）Finally under natural cooling state, heat carrier is integrally welded with heat-conducting substrate.
Preferably：The plumb joint includes sleeve and rotary core, and described sleeve pipe is enclosed on rotary core periphery.
Preferably：The tapered structure in bottom of the rotary core, the taper of the pyramidal structure is at 1.2 ° ~ 2.5 °.
Further preferred：The height of described sleeve pipe is not less than the height of rotary core.
The beneficial effects of the invention are as follows：The present invention welds heat carrier and conductive structure part using the plumb joint of rotation at a high speed,
Due to reasonably controlling the parameter under plumb joint working condition in welding process so that heat carrier and conductive structure part junction
Aluminium base can rub as liquid so that heat carrier and the material of conductive structure part junction are aluminium base body.Due to
The material of junction is aluminium base body, and this has been considerably improved thermal conductivity factor, and this welding method of the invention causes heat conduction
Coefficient adds 8 times, and radiating effect adds 8 times, extends the service life of heat carrier.
Embodiment
Embodiments of the present invention are made with further details of theory with reference to preferable scheme and specific embodiment
It is bright.
The present invention relates to a kind of welding method, the welding method of a kind of heat carrier and conductive structure part is specifically disclosed
The step of, include the step of this method：（1）Prepare heat carrier, conductive structure part and plumb joint；（2）To heat carrier and heat conduction knot
Component is positioned respectively；（3）Heat carrier is welded on conductive structure part by plumb joint, in welding process, plumb joint
Rotating speed control exists in the r/min of 1800r/min ~ 7800, Stress control in 80kgf/mm2 ~ 180kgf/mm2, torsion control
70N/cm ~170N/cm；（4）Finally under natural cooling state, heat carrier is integrally welded with heat-conducting substrate.
Embodiment one：The present embodiment combines preferable scheme to illustrate, the plumb joint includes sleeve and rotary core, institute
To state sleeve pipe and be enclosed on rotary core periphery, the height of sleeve pipe is equal with the height of rotary core, the tapered structure in bottom of the rotary core,
Its taper is 2.5 °, first prepares the plumb joint of the thick heat carriers of 1mm, conductive structure part thick 3mm and a diameter of 1mm；Pass through again
Jig carries out track positioning respectively to the heat carrier and conductive structure part got ready：The rotating speed for setting plumb joint again is 1800r/
Min, pressure 80kgf/mm2, torsion 70N/cm, plumb joint is placed on the connection between heat carrier and conductive structure part
Place, starting plumb joint, the aluminium base friction of both junctions is liquid in the presence of high speed rotates by plumb joint, once aluminium
Substrate turns into liquid, then withdraws plumb joint immediately；Under natural cooling state, the rapid solid-state of aluminium base of liquid so that heat conduction
Body and heat conduction basic welding are integral, and the medium of junction is aluminium base body between the two.In the state of the embodiment, lead
Hot coefficient is up to the 98% of body.
Embodiment two：The present embodiment combines preferable scheme to illustrate, the plumb joint includes sleeve and rotary core, institute
To state sleeve pipe and be enclosed on rotary core periphery, the height of sleeve pipe is equal with the height of rotary core, the tapered structure in bottom of the rotary core,
Its taper is 1.8 °, first prepares the plumb joint of the thick heat carriers of 1.2mm, conductive structure part thick 3mm and a diameter of 2mm；Lead to again
Jig is crossed to position the heat carrier and conductive structure part got ready respectively：The rotating speed for setting plumb joint again is 6000r/
Min, pressure 150kgf/mm2, torsion 130N/cm, plumb joint is placed on the connection between heat carrier and conductive structure part
Place, starting plumb joint, the aluminium base friction of both junctions is liquid in the presence of high speed rotates by plumb joint, once aluminium
Substrate turns into liquid, then withdraws plumb joint immediately；Under natural cooling state, the rapid solid-state of aluminium base of liquid so that heat conduction
Body and heat conduction basic welding are integral, and the medium of junction is aluminium base body between the two.In the state of the embodiment, lead
Hot coefficient is up to the 99% of body.
Embodiment three：The present embodiment combines preferable scheme to illustrate, the plumb joint includes sleeve and rotary core, institute
To state sleeve pipe and be enclosed on rotary core periphery, the height of sleeve pipe is equal with the height of rotary core, the tapered structure in bottom of the rotary core,
Its taper is 1.5 °, first prepares the plumb joint of the thick heat carriers of 0.7mm, conductive structure part thick 0.7mm and a diameter of 1mm；Again
The heat carrier and conductive structure part got ready are positioned respectively by jig：The rotating speed for setting plumb joint again is 3200r/
Min, pressure 110kgf/mm2, torsion 100N/cm, plumb joint is placed on the connection between heat carrier and conductive structure part
Place, starting plumb joint, the aluminium base friction of both junctions is liquid in the presence of high speed rotates by plumb joint, once aluminium
Substrate turns into liquid, then withdraws plumb joint immediately；Under natural cooling state, the rapid solid-state of aluminium base of liquid so that heat conduction
Body and heat conduction basic welding are integral, and the medium of junction is aluminium base body between the two.In the state of the embodiment, lead
Hot coefficient is up to 99.53 % of body.
Example IV：The present embodiment combines preferable scheme to illustrate, the plumb joint includes sleeve and rotary core, institute
To state sleeve pipe and be enclosed on rotary core periphery, the height of sleeve pipe is equal with the height of rotary core, the tapered structure in bottom of the rotary core,
Its taper is 1.2 °, first prepares the plumb joint of the thick heat carriers of 3mm, conductive structure part thick 3mm and a diameter of 1mm；Pass through again
Jig positions respectively to the heat carrier and conductive structure part got ready：The rotating speed for setting plumb joint again is 7800r/min,
Pressure is 180kgf/mm2, torsion 170N/cm, and plumb joint is placed on into the junction between heat carrier and conductive structure part,
Starting plumb joint, the aluminium base friction of both junctions is liquid in the presence of high speed rotates by plumb joint, once aluminium base
As liquid, then plumb joint is withdrawn immediately；Under natural cooling state, the rapid solid-state of aluminium base of liquid so that heat carrier with
Heat conduction basic welding is integral, and the medium of junction is aluminium base body between the two.In the state of the embodiment, heat conduction system
Number is up to the 99.99% of body.
The welding method of the present invention is using agitating friction（Track agitating friction）Mode realize, such mode
So that heat carrier and the material of conductive structure part junction are exactly aluminium base, aluminium base is exactly the baseboard material of heat carrier, simultaneously
Be also identical material with conductive structure part, which achieves using body welding by the way of, so as to instead of heat-conducting glue or
The use that screw is fixed, energy-conserving and environment-protective so that thermal conductivity factor improves 8 times, enhances radiating effect, extends service life.
Claims (4)
1. the welding method of a kind of heat carrier and conductive structure part, it is characterised in that this method comprises the following steps：
（1）Prepare heat carrier, conductive structure part and plumb joint；
（2）Heat carrier and conductive structure part are positioned respectively；
（3）Heat carrier is welded on conductive structure part by plumb joint, in welding process, the rotating speed control of plumb joint exists
The r/min of 1800r/min ~ 7800, Stress control are controlled in 70N/cm ~ 170N/ in 80kgf/mm2 ~ 180kgf/mm2, torsion
cm；
（4）Finally under natural cooling state, heat carrier is integrally welded with heat-conducting substrate.
2. the welding method of heat carrier according to claim 1 and conductive structure part, it is characterised in that：The plumb joint bag
Sleeve and rotary core are included, described sleeve pipe is enclosed on rotary core periphery.
3. the welding method of heat carrier according to claim 1 and conductive structure part, it is characterised in that：The rotary core bottom
The tapered structure in portion, the taper of the pyramidal structure is at 1.2 ° ~ 2.5 °.
4. the welding method of heat carrier according to claim 1 and conductive structure part, it is characterised in that：The height of described sleeve pipe
Height of the degree not less than rotary core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610393962.7A CN107552941A (en) | 2016-06-07 | 2016-06-07 | A kind of welding method of heat carrier and conductive structure part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610393962.7A CN107552941A (en) | 2016-06-07 | 2016-06-07 | A kind of welding method of heat carrier and conductive structure part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107552941A true CN107552941A (en) | 2018-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610393962.7A Pending CN107552941A (en) | 2016-06-07 | 2016-06-07 | A kind of welding method of heat carrier and conductive structure part |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1395265A (en) * | 2002-08-23 | 2003-02-05 | 段沛林 | Method for making integral electric contact |
| CN201689910U (en) * | 2010-03-21 | 2010-12-29 | 秦彪 | LED lamp core for illumination and three types of LED chips |
| CN102252283A (en) * | 2011-07-13 | 2011-11-23 | 浙江寰龙电子技术有限公司 | Radiating structure of light-emitting diode (LED) lamp |
| CN202338807U (en) * | 2011-10-25 | 2012-07-18 | 瑞仪光电股份有限公司 | Light source module |
| KR101424572B1 (en) * | 2013-05-22 | 2014-08-01 | 주식회사 원익큐엔씨 | Excimer lamp with separable reflector and electrode |
| KR101508326B1 (en) * | 2014-10-23 | 2015-04-07 | 주식회사 청남아이티 | Heat sink assembly for LED lighting |
| CN104932648A (en) * | 2015-07-17 | 2015-09-23 | 中国移动通信集团广东有限公司 | Water-cooled type heat pipe radiator and manufacturing method thereof |
-
2016
- 2016-06-07 CN CN201610393962.7A patent/CN107552941A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1395265A (en) * | 2002-08-23 | 2003-02-05 | 段沛林 | Method for making integral electric contact |
| CN201689910U (en) * | 2010-03-21 | 2010-12-29 | 秦彪 | LED lamp core for illumination and three types of LED chips |
| CN102252283A (en) * | 2011-07-13 | 2011-11-23 | 浙江寰龙电子技术有限公司 | Radiating structure of light-emitting diode (LED) lamp |
| CN202338807U (en) * | 2011-10-25 | 2012-07-18 | 瑞仪光电股份有限公司 | Light source module |
| KR101424572B1 (en) * | 2013-05-22 | 2014-08-01 | 주식회사 원익큐엔씨 | Excimer lamp with separable reflector and electrode |
| KR101508326B1 (en) * | 2014-10-23 | 2015-04-07 | 주식회사 청남아이티 | Heat sink assembly for LED lighting |
| CN104932648A (en) * | 2015-07-17 | 2015-09-23 | 中国移动通信集团广东有限公司 | Water-cooled type heat pipe radiator and manufacturing method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171221 Address after: 214161 lakes in Jiangsu province Wuxi City foreshore Hongxiang Hudai Town Road No. 26 Applicant after: Wuxi Yun yuan Photoelectric Technology Co., Ltd. Address before: 214000 Jiangsu Province, south of the New District of Wuxi Jiangnan garden, room 84, No. 1002 Applicant before: Cheng Guozhong |
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| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180109 |