CN102999131A - Fin and base punching combination method of radiator - Google Patents
Fin and base punching combination method of radiator Download PDFInfo
- Publication number
- CN102999131A CN102999131A CN2011102871450A CN201110287145A CN102999131A CN 102999131 A CN102999131 A CN 102999131A CN 2011102871450 A CN2011102871450 A CN 2011102871450A CN 201110287145 A CN201110287145 A CN 201110287145A CN 102999131 A CN102999131 A CN 102999131A
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- CN
- China
- Prior art keywords
- fin
- locating slot
- pedestal
- radiating fin
- radiating
- 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
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- 238000004080 punching Methods 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000002184 metal Substances 0.000 claims abstract description 17
- 229910052751 metal Inorganic materials 0.000 claims abstract description 17
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 35
- 239000000758 substrate Substances 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000007373 indentation Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 12
- 238000012545 processing Methods 0.000 abstract description 5
- 230000010354 integration Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- 230000002950 deficient Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to a fin and base punching combination method of a radiator, and the method comprises the following steps that a base is manufactured; a plurality of positioning parts are arranged on the surface of a metal base body at intervals; each positioning part comprises a positioning groove; a plurality of radiating fins are manufactured, and a reversely folded piece is respectively bent on the tail ends of the metal piece bodies of the radiating fins; the tail ends of the radiating fins and the reversely folded pieces thereof are respectively inserted into the positioning grooves of the positioning parts, so that the opposite outer sides of the tail ends of the radiating fins and the reversely folded pieces thereof face both opposite sides of the positioning grooves; and a punch is used for punching the ends of the reversely folded pieces which are opposite to the radiating fins, the reversely folded pieces are punched into extruded deformation bodies with the directions of the ends being compressed, so that the extruded deformation bodies are respectively provided with an outward expanding part, so as to press the positioning grooves which are fixedly arranged on the opposite positioning parts and the opposite sides of the positioning grooves, a firmer and tighter integration effect is achieved, the processing and assembly quality is improved, and the heat transfer and dissipation effects are improved.
Description
Technical field
The present invention relates to a kind of manufacturing method of heat radiator, particularly relate to a kind of radiating fin and substrate stamping combined method of heating radiator.
Background technology
Along with developing rapidly of computer industry; the execution speed of the pyrotoxins such as chip, CPU (central processing unit) (CPU) is more and more faster; the heat of relative pyrotoxin is also more and more high; for the high temperature that pyrotoxin is produced is discharged in the external world; pyrotoxin can normally be moved under the temperature of license; usually can be attached on the excessive hot surface of pyrotoxin to have the larger area heating radiator, assist heat radiation with a plurality of fins that utilize heating radiator.
As shown in Figures 1 and 2, existing heating radiator 9 comprises a tabular pedestal 91 and a plurality of fin 92 mostly, pedestal 91 and fin 92 are to make with the good metal material of the thermal conductivity such as copper material or aluminium, have a plurality of parallel grooves 93 at pedestal 91, and fin 92 is plates, fin 92 lower edge invayinations 94 are placed in pedestal 91 each groove 93, and the recycling riveting method is fixed in fin 92 on the pedestal 91.
In riveted joint process shown in Figure 2, drift 96 punching presses produce metal plastic deformation in the folder rib 95 in groove 93 outsides, in the past interior clamping fin 92 and invayination 94.But when stamping riveting, each plastic yield place 97 of pressing from both sides rib 95 is easier to fracture, and causes clamping bad.In addition, during drift 96 punching press down folder rib 95, also easily because cross component force produces deflection, relative effect arrives the amount of plastic deformation of folder rib 95, and causes clamping bad.Therefore to how to improve the problems referred to above and defective, be the direction that the relevant dealer institute utmost point is wanted research and development.
Summary of the invention
Fundamental purpose of the present invention provides a kind of radiator fins and substrate stamping combined method, it utilizes direct punching press array mode, the reflexed sheet of radiating fin is struck out the crimp body and extends enlarged portion outwardly, in the crowded locating slot that is fixed in pedestal, reach the more firm effect of combining closely, improve processing assembling quality, more promote the heat loss through conduction effect, and suitable automatic mass.
For achieving the above object, radiator fins of the present invention and substrate stamping combined method include following steps: make a pedestal, be equipped with a plurality of location divisions at its interval, metal pedestal surface, each location division includes a locating slot; Make a plurality of radiating fins, at terminal each the curved reflexed sheet that is provided with of its metal lamellar body; A plurality of radiating fin ends and reflexed sheet thereof are inserted in respectively in the locating slot of relative positioning section, make the relative outside of radiating fin end and reflexed sheet thereof towards the two opposite sides of locating slot; Carry out punching press with drift towards the reflexed sheet end of relative radiating fin, the punching of reflexed sheet is become the crimp body of end direction compression, make the crimp body be formed with outer enlarged portion on one day, with crowded locating slot and the opposite side thereof that is fixed in relative positioning section.
In preferred embodiment, one of them side of the locating slot of each location division of pedestal is equipped with a location recess, the crimp body that makes radiating fin reaches firm and combines closely with the crowded location indentations that is fixed in relative positioning section of enlarged portion outwardly.
Further, each locating slot two opposite sides of pedestal are extended to the first fin, the second fin, consist of the location division to protrude from the metal pedestal surface, with the inboard fixing relative crimp body of the second fin; This drift outside is equipped with a restriction section, to support the second fin outside of relative positioning section.
In preferred embodiment, the crimp body punching press of a plurality of radiating fins is become meander-shaped, with really crowded fixing.
In preferred embodiment, the minimum widith of the locating slot of each location division of pedestal is made as double thickness greater than the metal lamellar body of radiating fin, carry out the punching press combination to make things convenient for the plant radiating fin.
The present invention utilizes direct punching press array mode, the reflexed sheet of radiating fin is struck out the crimp body and extends enlarged portion outwardly, in the crowded locating slot that is fixed in pedestal, reach the more firm effect of combining closely, improve processing assembling quality, more promote the heat loss through conduction effect, and suitable automatic mass.
Description of drawings
Fig. 1 is the schematic diagram in the existing radiator fins insertion base slot.
Fig. 2 is the schematic diagram that hookup 1 carries out the normal and bad punching press situation in the riveted joint process.
Fig. 3 is the structural drawing of preferred embodiment radiator fins of the present invention and substrate stamping combination.
Fig. 4 is with the schematic diagram in the reflexed sheet insertion base stand location groove such as Fig. 3 radiating fin.
Fig. 5 is the schematic diagram that the reflexed sheet of hookup 4 radiating fins carries out various punching press situations.
Fig. 6 is the three-dimensional exploded view such as Fig. 4 radiating fin and pedestal.
Fig. 7 is the stereographic map such as the another kind of reflexed plate shape of Fig. 4 radiating fin.
The schematic diagram of Fig. 8 for carrying out punching press down such as Fig. 5 drift.
Fig. 9 be hookup 8 drifts down punching press reflexed sheet become the schematic diagram of crimp body.
Figure 10 is the schematic diagram such as the another kind of crimp body of Fig. 9 radiating fin.
Figure 11 is the structural drawing of another preferred embodiment radiator fins of the present invention and substrate stamping combination.
The main element symbol description:
1, pedestal 11, metal pedestal
12, location division 13, the first fin
14, the second fin 15, locating slot
16, location indentations
2, radiating fin 21, metal lamellar body
22, reflexed sheet 23, reflexed sheet
24, crimp body 25, enlarged portion outwardly
26, crimp body
3, drift 31, punching press end
32, restriction section
4, pedestal 41, location division
42, locating slot.
Embodiment
Relevant the present invention is for reaching above-mentioned purpose, and the technological means that adopts and effect thereof are enumerated possible embodiments hereby, and cooperates description of drawings as follows:
At first, see also Fig. 3, heating radiator of the present invention mainly assists the pyrotoxin of electronic installation to dispel the heat, and as shown in FIG., heating radiator is to be plugged with a plurality of radiating fins 2 of uniformly-spaced arranging at a pedestal 1, carries out the punching press combination for each radiating fin 2 more fixing.
In Fig. 3, Fig. 4 and preferred embodiment shown in Figure 5, the present invention is mainly for the punching press combined method of radiating fin 2 with the pedestal 1 of heating radiator, as shown in FIG., make and produce a pedestal 1, uniformly-spaced be equipped with a plurality of location divisions 12 on its metal pedestal 11 surfaces, each location division 12 includes one first fin 13, second fin 14 relative to, with and consist of each other a locating slot 15.That is, extend to the first fin 13, the second fin 14 by each locating slot 15 two opposite sides of pedestal 1, consist of location divisions 12 to protrude from metal pedestal 11 surfaces.
Make and produce a plurality of radiating fins 2, at metal lamellar body 21 terminal each omnidistance curved reflexed sheet 22 (consulting Fig. 4 and Fig. 6) that are provided with of each radiating fin 2.In addition, also can as shown in Figure 7, change the interval at radiating fin 2 ends and extend curved a plurality of reflexed sheets 23 that are provided with.
In the actual assembled process, extremely shown in Figure 7 such as Fig. 3, each radiating fin 2 end and reflexed sheet 22 or 23 are inserted in respectively in the locating slot 15 of relative positioning section 12 of pedestal 1, and the relative outside of radiating fin 2 ends and reflexed sheet 22 thereof also is the inboard towards relative the first fin 13, the second fin 14 towards the two opposite sides of locating slot 15.
Please continue to consult Fig. 5, Fig. 8 and Fig. 9, with the punching press end 31 of pressing equipment drift 3 reflexed sheet 22 ends of punching press radiating fin 2 down, reflexed sheet 22 punching presses of radiating fin 2 are become the crimp body 24 of end direction compression, make crimp body 24 be formed with outer enlarged portion 25 on one day, with crowded the second fin 14 inboards and locating slot 15 and the opposite side thereof that is fixed in location division 12, reach the more firm effect of combining closely, can improve processing assembling quality, and promote the heat loss through conduction effect.
Go on to say the punching press combined method of radiating fin of the present invention 2 and pedestal 1, such as Fig. 5, Fig. 8 and shown in Figure 9, the minimum widith of the locating slot 15 of pedestal 1 each location division 12 is made as double thickness greater than the metal lamellar body 21 of radiating fin 2, with the convenient assembling of planting.In preferred embodiment, the second fin 14 inboards of pedestal 1 each location division 12 and locating slot 15 opposite sides can be equipped with a location recess 16, enlarged portion outwardly 25 with the relative crimp body 24 of fixed radiator fin 2, and drift 3 outsides can be equipped with a restriction section 32, to support the second fin 14 outsides of relative positioning section 12, reach more firm secure bond.In addition, as shown in figure 10, the crimp body 26 of each radiating fin 2 can be stamped into meander-shaped, with really crowded fixing.
See also another preferred embodiment shown in Figure 11, pedestal 4 is made as round, and be interval with a plurality of location divisions 41 and locating slot 42 thereof at external peripheral surface, to be plugged with respectively relative radiating fin 2, carrying out punching press, to make crimp body 24 urgent in conjunction with locating slot 42 again.
In sum, the present invention can solve the deficiencies in the prior art and defective, its gordian technique is, the reflexed sheet 22 of radiating fin 2 is struck out crimp body 24 and extends enlarged portion 25 outwardly, in the crowded locating slot 15 that is fixed in pedestal 1, reach the firm effect of combining closely, more promote the heat loss through conduction effect, and suitable automatic mass.
Above illustrated embodiment is only used for convenience of description the present invention, and is not in a limitative way, and not from the present invention spirit category, various simple and easy variation and modification that the those skilled in the art can do all must include in the scope of claims.
Claims (6)
1. a radiator fins and substrate stamping combined method is characterized in that, include following steps: make a pedestal, be equipped with a plurality of location divisions at its interval, metal pedestal surface, each location division includes a locating slot; Make a plurality of radiating fins, at terminal each the curved reflexed sheet that is provided with of its metal lamellar body; A plurality of radiating fin ends and reflexed sheet thereof are inserted in respectively in the locating slot of relative positioning section, make the relative outside of radiating fin end and reflexed sheet thereof towards the two opposite sides of locating slot; Carry out punching press with drift towards the reflexed sheet end of relative radiating fin, the punching of reflexed sheet is become the crimp body of end direction compression, make the crimp body be formed with outer enlarged portion on one day, with crowded locating slot and the opposite side thereof that is fixed in relative positioning section.
2. radiator fins according to claim 1 and substrate stamping combined method, it is characterized in that, each location division of this pedestal is equipped with a location recess with one of them side of locating slot, and the crimp body that makes radiating fin is with the crowded location indentations that is fixed in relative positioning section of enlarged portion outwardly.
3. radiator fins according to claim 1 and substrate stamping combined method is characterized in that, these a plurality of radiating fins become meander-shaped with the punching press of crimp body.
4. radiator fins according to claim 1 and substrate stamping combined method is characterized in that, the space from end of these a plurality of radiating fins is curved to be provided with a plurality of reflexed sheets, make the crimp body with punching press separately.
5. radiator fins according to claim 1 and substrate stamping combined method is characterized in that, each location division of this pedestal is made as double thickness greater than the metal lamellar body of radiating fin with the minimum widith of locating slot.
6. radiator fins according to claim 1 and 2 and substrate stamping combined method, it is characterized in that, each locating slot two opposite sides of this pedestal extend to the first fin, the second fin, consist of the location division to protrude from the metal pedestal surface, with the inboard fixing relative crimp body of the second fin; This drift outside is equipped with a restriction section, to support the second fin outside of relative positioning section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110287145.0A CN102999131B (en) | 2011-09-15 | 2011-09-15 | Radiator fins and substrate stamping combined method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110287145.0A CN102999131B (en) | 2011-09-15 | 2011-09-15 | Radiator fins and substrate stamping combined method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102999131A true CN102999131A (en) | 2013-03-27 |
| CN102999131B CN102999131B (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110287145.0A Expired - Fee Related CN102999131B (en) | 2011-09-15 | 2011-09-15 | Radiator fins and substrate stamping combined method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102999131B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108323093A (en) * | 2017-01-17 | 2018-07-24 | 昇业科技股份有限公司 | Heat radiator |
| CN110017712A (en) * | 2018-01-09 | 2019-07-16 | 讯凯国际股份有限公司 | The embedding riveting knot structure and its embedding rivetting method of two-sided inflation plate, two-sided inflation plate |
| CN110149786A (en) * | 2019-06-17 | 2019-08-20 | 鑫佰图科技(惠州)有限公司 | A kind of assemble method of the radiating fin of radiator |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030094275A1 (en) * | 2001-11-21 | 2003-05-22 | Fujikura Ltd. | Heat sink and fin module |
| CN201583182U (en) * | 2009-12-25 | 2010-09-15 | 李俊宇 | Fin roots folding type heat dissipating device |
| JP4564928B2 (en) * | 2006-02-20 | 2010-10-20 | 稔之 新井 | Manufacturing method of heat sink for electrical parts |
-
2011
- 2011-09-15 CN CN201110287145.0A patent/CN102999131B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030094275A1 (en) * | 2001-11-21 | 2003-05-22 | Fujikura Ltd. | Heat sink and fin module |
| JP4564928B2 (en) * | 2006-02-20 | 2010-10-20 | 稔之 新井 | Manufacturing method of heat sink for electrical parts |
| CN201583182U (en) * | 2009-12-25 | 2010-09-15 | 李俊宇 | Fin roots folding type heat dissipating device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108323093A (en) * | 2017-01-17 | 2018-07-24 | 昇业科技股份有限公司 | Heat radiator |
| CN110017712A (en) * | 2018-01-09 | 2019-07-16 | 讯凯国际股份有限公司 | The embedding riveting knot structure and its embedding rivetting method of two-sided inflation plate, two-sided inflation plate |
| CN110149786A (en) * | 2019-06-17 | 2019-08-20 | 鑫佰图科技(惠州)有限公司 | A kind of assemble method of the radiating fin of radiator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102999131B (en) | 2015-08-12 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: KUNSHAN LEMTECH PRECISION MACHINERY CO., LTD. Free format text: FORMER OWNER: YANG HUANGLONG Effective date: 20130809 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: TAIWAN, CHINA TO: 215316 SUZHOU, JIANGSU PROVINCE |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20130809 Address after: 215316 Jiangsu city in Kunshan Province, Zhangpu Town Road on the west side. Applicant after: KUNSHAN LEMTECH PRECISION MACHINERY Co.,Ltd. Address before: Taipei City, Taiwan, China Applicant before: Yang Huanglong |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215316 Jiangsu city in Kunshan Province, Zhangpu Town Road on the west side. Patentee after: LIANDE PRECISION MATERIALS (CHINA) CO.,LTD. Address before: 215316 Jiangsu city in Kunshan Province, Zhangpu Town Road on the west side. Patentee before: KUNSHAN LIANDE PREC MAT Co.,Ltd. Address after: 215316 Jiangsu city in Kunshan Province, Zhangpu Town Road on the west side. Patentee after: KUNSHAN LIANDE PREC MAT Co.,Ltd. Address before: 215316 Jiangsu city in Kunshan Province, Zhangpu Town Road on the west side. Patentee before: KUNSHAN LEMTECH PRECISION MACHINERY Co.,Ltd. |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 215316 Jiangsu city in Kunshan Province, Zhangpu Wei Road No. 128 Patentee after: LIANDE PRECISION MATERIALS (CHINA) CO.,LTD. Address before: 215316 Jiangsu city in Kunshan Province, Zhangpu Town Road on the west side. Patentee before: LIANDE PRECISION MATERIALS (CHINA) CO.,LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 Termination date: 20200915 |