CN103781336B - Radiator and manufacturing method thereof - Google Patents
Radiator and manufacturing method thereof Download PDFInfo
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- CN103781336B CN103781336B CN201410012202.8A CN201410012202A CN103781336B CN 103781336 B CN103781336 B CN 103781336B CN 201410012202 A CN201410012202 A CN 201410012202A CN 103781336 B CN103781336 B CN 103781336B
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- fin
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Abstract
The invention relates to a radiator and a manufacturing method thereof. The radiator comprises a body and a plurality of fins. The body is arranged on a shoveling machine platform provided with a cutting tool. The shoveling machine platform drives the body to rotate and performs a shoveling process with the use of the cutting tool along the circumference of the body to form a plurality of fins on the circumference of the body, thus increasing the radiating area of the radiator and improving the overall radiating performance.
Description
【Technical field】
The present invention relates to a kind of radiator, more particularly to a kind of radiator with skiving fin.
【Background technology】
As electronic industry is vigorously developed rapidly, and pursue under the trend of small product size miniaturization and slim and gracefulization, its heat
Amount to be significantly increased be unavoidable, and in order to not allow the running of the temperature rise ambient influnence electronic building brick produced by thermal source, relatively
Under the demand that radiates also is grown with each passing day, the at present universal practice is that directly radiator is fitted on heat generating component, therefore
Radiator need to possess good heat transmission, to improve the heat dissipation to heat generating component.
Known annular radiator can generally be divided into two kinds of aluminium extruded formula and combined type.Wherein, the circular radiating of aluminium extruded formula
Device, because of the restriction of aluminium extruded technique, can only be molded simple shape, it is impossible to make the high radiator of fin density, and each fin it
Between there are still relatively large spacing so that fin number and area of dissipation are not enough, so that radiating effect is poor, it is impossible to make high-effect
Electronic building brick reach the effect of quick heat radiating, and then affect the effective utilization of electronic building brick.
It is and Combined annular radiator is first to make multiple radiating fins and an annular substrates then multiple heat radiating fins are on chip
It is located on pedestal, to improve the density of fin, and increases area of dissipation.But each heat radiating fin of Combined annular radiator
Piece is to be mutually assembled with pedestal, not integrally formed, therefore has gap between pedestal and each radiating fin, causes thermal resistance
It is too high, overall heat transfer efficiency is reduced, it is unfavorable for radiating.
Therefore, number of fins how is increased on a heat sink, and the spacing reduced between each fin, reach hot total face
Product multiplication and effect of reduction thermal resistance, this is the target that industry is wanted to make great efforts to break through always.
【The content of the invention】
In view of the above problems, the present invention provides a kind of heat-pipe type radiator and its manufacture method, so as to solve to commonly use aluminium
The annular radiator of crowded formula, because of the restriction of aluminium extruded technique, it is impossible to make the high radiator of fin density so that area of dissipation is not
Foot.Or it is to be mutually assembled and have gap to solve to commonly use each radiating fin of Combined annular radiator and pedestal, is caused
Thermal resistance is too high, and heat transfer efficiency is reduced, the problem for being unfavorable for radiating.
In order to solve above-mentioned technical problem, the present invention provides a kind of manufacture method of radiator, comprises the following steps：(a)
One body is provided, and body is shaped as cylinder；B () arranges body on a backing-off cutting board, and backing-off cutting board has a knife
Tool；C () drives body to rotate along a clockwise direction with backing-off cutting board, backing-off cutting technique is imposed along the periphery of body with cutter, is formed
Periphery of one fin in body；D () exits cutter, with a reverse direction rotating body；(e) feeding tool, with clockwise direction rotation originally
Body, and impose backing-off cutting technique along the periphery of body with cutter, forms periphery of the adjacent another fin in body, make fin with
A spacing is formed between another fin；(f) repeat step (d), (e), to form multiple fins.
Further, the manufacture method of the invention described above, wherein cutter backing-off cutting by a starting point, and stop backing-off cutting and exist
One terminating point, and the backing-off cutting stroke of starting point to terminating point is equal to the backing-off cutting length of fin.
Further, the manufacture method of the invention described above, wherein starting point are along the distance of clockwise direction displacement one, to be formed separately
A starting point, and cutter is another fin of backing-off cutting by another starting point, and stop backing-off cutting in another terminating point, and starting point
The distance of displacement is equal to the spacing between fin and another fin.
Further, the manufacture method of the invention described above, wherein each fin with clockwise direction along body tangential direction to
Outer extension.
The present invention also provides a kind of radiator, is formed by manufactured by above-mentioned manufacture method, and wherein body has multiple
Fin, and body is shaped as cylinder, multiple fins are the peripheries for being circumferentially positioned at body, and multiple fins are along clockwise direction
It is radial to stretch out.
The present invention separately provides a kind of manufacture method of radiator, comprises the following steps：One body of (a) offer, and body
It is shaped as polygonal cylinder；B () arranges body on a backing-off cutting board, and backing-off cutting board has a cutter；C () is with cutter to body
One side impose backing-off cutting technique, form multiple fins in the side of body；D () exits cutter, with backing-off cutting board body is driven
Along reverse direction rotation；E () feeding tool, to the another side of body backing-off cutting technique is imposed, form another multiple fins at this
The another side of body；(f) repeat step (d), (e), to form multiple fins in each side of body.
Further, the manufacture method of the invention described above, wherein multiple fins are directed away from the bending of body direction, makes phase
A gap is formed between adjacent each two fins.
Further, the manufacture method of the invention described above, wherein another multiple fins are directed away from the bending of body direction,
Make to form a gap between adjacent each two fins.
The present invention also provides a kind of radiator, is form by manufactured by above-mentioned manufacture method, and wherein body is shaped as
Polygonal cylinder, and each side of body has respectively multiple fins, and multiple fins by stretching out around body.
Further, a gap is formed between adjacent each two fins of the radiator of the invention described above, wherein side.
Of the invention the effect of is that radiator not only makes the low fin of high density and thermal resistance with backing-off cutting technique, can be big
The increase area of dissipation of width, can more lift overall heat dissipation, while also simplifying work using the technological means of rotating body
Skill, to improve productivity ratio.Therefore good thermal diffusivity and usability are just had more compared to known techniques.
Feature for the present invention, implementation and effect, hereby coordinate schema to make most preferred embodiment detailed description as follows.
【Description of the drawings】
Fig. 1 is the schematic perspective view of radiator first embodiment of the present invention.
Fig. 2A to Fig. 2 C imposes the operation chart of backing-off cutting technique for first embodiment of the invention.
Fig. 3 is the floor map of first embodiment of the invention.
Fig. 4 is the Making programme figure of first embodiment of the invention.
Fig. 5 is the schematic perspective view of radiator second embodiment of the present invention.
Fig. 6 A to Fig. 6 C impose the operation chart of backing-off cutting technique for second embodiment of the invention.
Fig. 7 is the floor map of second embodiment of the invention.
Fig. 8 is the Making programme figure of second embodiment of the invention.
Primary clustering symbol description：
【Specific embodiment】
The radiator 100,200 of two embodiments of the invention following disclosed be with the radiator with skiving fin as
The explanation of embodiment, but be not limited with the kenel disclosed by the present embodiment, those skilled in the art can be according to actual design need
Ask or use demand and correspondence change the present invention radiator 100 outward appearance kenel.
Fig. 1 to Fig. 3 is refer to, is the schematic perspective view of radiator first embodiment respectively of the present invention, imposed backing-off cutting work
The operation chart and floor map of skill.Radiator 100 is to manufacture the person of going out with backing-off cutting technique, and radiator 100 includes one
Body 110 and multiple fins 130, its material can for aluminium (Aluminum), aluminium alloy (Aluminum Alloy) or other
Metal material, it is conducive to imposing backing-off cutting technique and with excellent radiating effect.Referring concurrently to the first embodiment shown in Fig. 4
The Making programme figure of radiator.Step S401 a, there is provided body 110, and body 110 is shaped as cylinder, as shown in Figure 1.
Step S402, body 100 is arranged on a backing-off cutting board 300, and a cutter is provided with backing-off cutting board 300
310, and cutter 310 can be arranged or incline an angle in parallel to be arranged on backing-off cutting board 300, and can be relative to backing-off cutting
Board 300 makees reciprocal movement, to perform the action of feed and withdrawing.
Step S403, cutter 310 is contacted on body 110, and drives body 110 along one along side with backing-off cutting board 300
To P10 rotations, cutter 310 is to impose backing-off cutting technique along the periphery 120 of body 110, to form a fin 130 in body 110
Periphery 120 on.Wherein, cutter 310 is that a starting point S on the periphery 120 by body 110 proceeds by backing-off cutting, and is stopped
Only backing-off cutting is in a terminating point S1, and the backing-off cutting stroke of starting point S to terminating point S1 is equal to the backing-off cutting length of fin 130, such as schemes
Shown in 2A.
Step S404, exits cutter 310, and body 110 is rotated with reverse direction P20, its object is to move back
Previous backing-off cutting stroke is returned, while enable the starting point S location on body 110 once to start the position of backing-off cutting before being returned to,
As shown in Figure 2 B.
Step S405, feeding tool 310, then with clockwise direction P10 rotating body 110, and with cutter 310 along body 110
Periphery 120 impose backing-off cutting technique, form periphery 120 of the adjacent another fin 130 in body 110, and fin 130 with it is another
A spacing 140 is formed between fin 130.Wherein, it is notable that as shown in figure 1, the radiator 100 of the present embodiment is each
Individual fin 130 is the periphery 120 for being circumferentially positioned at body 110, and each fin 130 is to maintain identical length.
Therefore, when body 110 is rotated with reverse direction P20, starting point S is, apart from L, to have made along clockwise direction P10 displacement one
The position of initial point S changes, to form another starting point S（It is represented by dotted lines in figure）, and cutter 310 be by displacement after starting point
S starts another fin 130 of backing-off cutting.Relative, when the displacement of starting point S, terminating point S1 can also follow displacement, make another fin 130
Backing-off cutting can be stopped in another terminating point S1（It is represented by dotted lines in figure）.Wherein, starting point S after above-mentioned displacement（With dotted line in figure
Represent）Be equal to the spacing 140 between two adjacent fins 130 with the distance between previous starting point S L, such as Fig. 2 B with
Shown in Fig. 2 C.
Step S406, by repeating above-mentioned backing-off cutting step S404, S405, to form multiple fins 130.And multiple fins
130 is the periphery 120 for being circumferentially positioned at body 110, and each fin 130 is the tangent line side with clockwise direction P10 along body 110
Stretch out to radial, make the overall appearance substantially shape in heronsbill of radiator 100, as shown in Figure 3.
Therefore, the present invention can compare general aluminium extruded output and more be thinned result, and density with fin made by backing-off cutting 130
Height, can significantly increase its area of dissipation, and fin 130 and body 110 are one of the forming so as to which thermal resistance is low and heat conduction
Hurry up, reach effect of quick heat radiating.Simultaneously can also by the tangential direction along body 110 it is radial stretch out it is each
Individual fin 130 staggers with the air of surrounding, to accelerate the convection current between air, hot-air is not detained in fin 130, enters
And more improve the heat dissipation of the entirety of radiator 100.
Refer to shown in Fig. 5 to Fig. 7, be for the stereogram of radiator second embodiment of the present invention, operation chart and just
View.Referring concurrently to the Making programme figure of the radiator of the second embodiment shown in Fig. 8.Disclosed herein second enforcement
In example, its radiator 200 is similar to person disclosed by first embodiment to manufacture method, therefore herein below is only for institute of the present invention
It is described in detail at the technological disparity of the second embodiment of exposure.
The radiator 200 of the present embodiment includes a body 210 and multiple fins 230.Step S801 a, there is provided body
210, and body 210 is shaped as polygonal cylinder, such as the tetragonal prism bodily form, five side column bodies or hexagonal column body, and the present embodiment is
With square as an example, as shown in Figure 5.
Step S802, body 210 is arranged on a backing-off cutting board 300, and a cutter is provided with backing-off cutting board 300
310, wherein cutter 310 can be arranged or incline an angle in parallel to be arranged on backing-off cutting board 300, and can be relative to shovel
Cut board 300 and make reciprocal movement, to perform the action of feed and withdrawing.
Step S803, cutter 310 is contacted on body 210, and cutter 310 is applied along the one side 220 of body 210
With backing-off cutting technique, to form multiple fins 230 on the one side 220 of body 210.Wherein above-mentioned body 210 has protuberance,
It is to be stretched out along each side 220 by four corners of body 210, the meat needed for for providing backing-off cutting fin 230 is thick, because
This, cutter 310 is to go out multiple fins 230 with protuberance backing-off cutting by the side 220 of body 210.Afterwards, then will in backing-off cutting technique shovel
The multiple fins 230 for cutting out are directed away from the direction bending of body 210, make to be formed between one between adjacent each two fins 230
Gap 240, wherein above-mentioned multiple fins 230 can vertically in the side 220 of body 210, also can the side 220 of opposing body 210 incline
An oblique angle, as shown in Figure 6A.
Step S804, exits cutter 310, and drives body 210 to rotate along reverse direction P20 with backing-off cutting board 300, makes
The another side 220 of body 210 can be rotated to the position corresponding with cutter 310, to carry out backing-off cutting technique, such as Fig. 6 B institutes
Show.
Step S805, feeding tool 310 imposes backing-off cutting technique to the another side 220 of body 210, another many to be formed
Individual fin 230 in the another side 220 of body 210, as shown in Figure 6 C.
Step S806, by repeating above-mentioned backing-off cutting step S804, S805, to form multiple fins 230 in body 210
Each side 220, and multiple fins 230 around body 210 by stretching out away, as shown in Figure 7.Therefore, the present invention
Can be more thinned compared to the product of general aluminium extruded shaping with fin made by backing-off cutting 230, and density is high, can significantly increase
Its area of dissipation, and fin 230 and body 210 be one of the forming so as to and thermal resistance is low and heat conduction is fast, reach quick heat radiating
Effect.
By the invention described above each embodiment explanation should be clear from the present invention radiator by with backing-off cutting technique come shape
Into the technological means of radiating fin, the annular radiator for commonly using aluminium extruded formula can be not only solved, because of the restriction of aluminium extruded technique, it is impossible to make
Make the high radiator of fin density so that area of dissipation is not enough, or each radiating fin and base of Combined annular radiator
Seat is to be mutually assembled and have gap, causes thermal resistance too high, and heat transfer efficiency is reduced, the problem for being unfavorable for radiating.It is simultaneously also sharp
With the technological means of rotating body, multiple fins are enable to be rapidly formed around body, without the need for repeating to arrange cutter and this
The position of body, the effective Simplified flowsheet of energy, to improve productivity ratio.
With prior art in comparison, radiator of the invention not only makes high density with backing-off cutting technique and thermal resistance is low
Fin, can significantly increase area of dissipation, can more lift overall heat dissipation, while also using the technological means of rotating body
Carry out Simplified flowsheet, to improve productivity ratio.Therefore good thermal diffusivity and usability are just had more compared to known techniques.
Although embodiments of the invention are disclosed above described, the present invention is so not limited to, it is any to be familiar with related art techniques
Person, without departing from the spirit and scope of the present invention, such as according to the shape described in the present patent application scope, construction, feature and number
Amount is worked as can do a little change, therefore the scope of patent protection of the present invention must regard claim institute circle appended by this specification
The person of determining is defined.
Claims (9)
1. a kind of manufacture method of radiator, it is characterised in that the manufacture method comprises the following steps：
A () provides a body, and the body is shaped as cylinder；
B () arranges the body on a backing-off cutting board, and the backing-off cutting board has a cutter；
C () drives the body to rotate along a clockwise direction with the backing-off cutting board, with the cutter along the body periphery
Backing-off cutting technique is imposed, periphery of the fin in the body is formed；
D () exits the cutter, with a reverse direction body is rotated；
E () feeds the cutter, with the clockwise direction body is rotated, and is applied along the periphery of the body with the cutter
With backing-off cutting technique, form periphery of the adjacent another described fin in the body, make the fin and another fin it
Between form a spacing；And
(f) repeat step (d), (e), to form multiple fins.
2. manufacture method as claimed in claim 1, it is characterised in that in step (c), the cutter is by a starting point
Backing-off cutting, and stop backing-off cutting in a terminating point, and the backing-off cutting stroke of the starting point to the terminating point is equal to the shovel of the fin
Cut length.
3. manufacture method as claimed in claim 2, it is characterised in that in step (e), the starting point is along side along described
To the distance of displacement one, to form another starting point, and the cutter is another institute of backing-off cutting by another starting point
Fin is stated, and stops backing-off cutting in another terminating point, and the distance of the starting point displacement is equal to the fin and another institute
State the spacing between fin.
4. manufacture method as claimed in claim 1, it is characterised in that in step (f), each fin is with the clockwise direction
Tangential direction along the body stretches out.
5. a kind of manufacture method of radiator, it is characterised in that the manufacture method comprises the following steps：
A () provides a body, and the body is shaped as polygonal cylinder；
B () arranges the body on a backing-off cutting board, and the backing-off cutting board has a cutter；
C () imposes backing-off cutting technique to the one side of the body with the cutter, form multiple fins described in the body
Side；
D () exits the cutter, drive the body to rotate along a reverse direction with the backing-off cutting board；
E () feeds the cutter, to the another side of the body backing-off cutting technique is imposed, and forms another multiple fins at described
The another side of body；And
(f) repeat step (d), (e), to form the plurality of fin in described each side of the body.
6. manufacture method as claimed in claim 5, it is characterised in that in step (c), the plurality of fin is directed away from
The body direction bending, makes to form a gap between fin described in adjacent each two.
7. manufacture method as claimed in claim 6, it is characterised in that in step (e), to another the plurality of fin direction
Away from body direction bending, make to form a gap between fin described in adjacent each two.
8. the radiator manufactured by a kind of manufacture method as claimed in claim 5, it is characterised in that the body is shaped as
Polygonal cylinder, and described each side of the body has respectively the plurality of fin, and the plurality of fin is by described
Stretch out around body.
9. radiator as claimed in claim 8, it is characterised in that the side it is adjacent each two described in form one between fin
Gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410012202.8A CN103781336B (en) | 2014-01-10 | 2014-01-10 | Radiator and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410012202.8A CN103781336B (en) | 2014-01-10 | 2014-01-10 | Radiator and manufacturing method thereof |
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| Publication Number | Publication Date |
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| CN103781336A CN103781336A (en) | 2014-05-07 |
| CN103781336B true CN103781336B (en) | 2017-04-12 |
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| CN201410012202.8A Active CN103781336B (en) | 2014-01-10 | 2014-01-10 | Radiator and manufacturing method thereof |
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| JP4355412B2 (en) * | 1999-11-26 | 2009-11-04 | 昭和電工株式会社 | Heat sink and manufacturing method thereof |
| CN2501282Y (en) * | 2001-08-13 | 2002-07-17 | 聚亨企业股份有限公司 | Finned radiator |
| CN100425110C (en) * | 2003-02-10 | 2008-10-08 | 聚亨企业股份有限公司 | Processing method for planing pattern fin slices radiator and tools thereof |
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| JP2007313598A (en) * | 2006-05-25 | 2007-12-06 | Calsonic Kansei Corp | Cutting-off apparatus |
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| TWM416979U (en) * | 2011-05-10 | 2011-11-21 | xi-hong Liu | Substrate for production of cooler for lamp |
| CN102244050B (en) * | 2011-05-20 | 2013-06-12 | 浙江华鑫实业有限公司 | Heat radiator and manufacturing method thereof |
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| CN101264569A (en) * | 2007-03-13 | 2008-09-17 | 日本电产株式会社 | Manufacturing method of fin unit |
| CN102052866A (en) * | 2010-12-17 | 2011-05-11 | 广东美的电器股份有限公司 | Finned tube type heat exchanger and manufacturing method thereof |
| CN103079382A (en) * | 2011-10-26 | 2013-05-01 | 技嘉科技股份有限公司 | Heat sink and assembling method thereof |
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| CN103781336A (en) | 2014-05-07 |
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