CN1853850A

CN1853850A - Radiator and its assembly press formation

Info

Publication number: CN1853850A
Application number: CN 200510066179
Authority: CN
Inventors: 吴宗
Original assignee: Chaun Choung Technology Corp
Current assignee: Chaun Choung Technology Corp
Priority date: 2005-04-21
Filing date: 2005-04-21
Publication date: 2006-11-01

Abstract

A pressing method for manufacturing a heat radiator includes such steps as making multiple slots on the surface of heat conducting plate, inserting the heat radiating fins of a heat conducting module into said slots, and using a pressing tool to press all slot walls for making them to be deformed to clamp each heat radiating fins.

Description

Heat abstractor and assembly press formation method thereof

Technical field

The present invention relates to a kind of heat abstractor and assembly press formation method thereof, relate in particular to a kind of press formation method of utilizing, allow heat-transferring assembly and heat-conducting substrate are urgent to be combined as a whole, urgent in conjunction with the qualification rate of making and have the heat abstractor of high associativity and heat transfer efficiency to improve.

Background technology

The known heat abstractor that is applied to electronic building brick, its structure and method for making such as Fig. 1, Fig. 2, shown in Figure 3, mainly make flat substrate 1 with highly heat-conductive material, at a plurality of grooves 11 of the surface forming of substrate 1, and in each groove 11, insert radiating fin 12 respectively, and utilize the pressurization technology to apply and force active force by substrate 11 relative dual-side positions, make each groove 11 produce folder and pull with radiating fin 12, be combined as a whole, finish the combination of cooling equipment component.

Above-mentioned known production method and the heat abstractor of making thereof, because the effect of pulling of the folder of relative component is that relative dual-side by substrate 11 is as the compressing force side, bear different contention effect power with producing the contiguous pressure end in substrate 11 both sides with middle body, and this difference to be the urgent active force of uneven side direction will make be positioned at substrate 1 away from the assembly of the central part of lateral pressure in conjunction with cause because of the power of suffering oppression is few the inter-module folder pull in conjunction with bad or even fail folder and pull and be combined as a whole, thereby the product qualified rate of making is poor, and efficient is led in the heat transfer that this associativity also will directly influence inter-module.

Content of the present invention

Main purpose of the present invention is to solve the defective that exists in the above-mentioned prior art.The present invention redesigns cooling equipment component press formation method, utilize simple tools, the technology of exerting pressure and assembly be in conjunction with manufacture process, improve the qualification rate of the urgent heat abstractor in conjunction with the manufacturing of manufacture process method of cooling equipment component, and make this heat abstractor have high associativity and heat transfer efficiency, with the practical heat abstractor that the cheaper but high heat transfer efficient of user is provided and combines really.

To achieve these goals, the invention provides a kind of cooling equipment component press formation method, this method comprises:

Heat-conducting substrate is provided;

At a plurality of grooves of a surface forming of this heat-conducting substrate and adjacent to a plurality of cell walls of each groove;

A plurality of heat-transferring assemblies are inserted this a plurality of grooves respectively;

Carry out the press formation manufacture process, force each cell wall to produce dilatating and deformable, adjacent grooves and the urgent folder of heat-transferring assembly are pulled, this heat-conducting substrate and heat-transferring assembly are combined as a whole; Finish the manufacturing of heat abstractor.

According to the heat abstractor that the method for the invention described above is made, its structure comprises:

Heat-conducting substrate has a plurality of grooves and each adjacent grooves is formed the groove of compeling the folder effect on this heat-conducting substrate surface;

With the urgent a plurality of heat-transferring assemblies that are combined as a whole of described each groove.

Utilize the heat abstractor of cooling equipment component press formation method of the present invention manufacturing to have high associativity and heat transfer efficiency, the practical heat abstractor that the cheaper but high heat transfer efficient of user can be provided and combine really.

Brief description of drawings

Fig. 1 is process steps one schematic diagram of known method;

Fig. 2 is process steps two schematic diagrames of known method;

Fig. 3 is the manufacture process method step 3 schematic diagram of known method;

Fig. 4 is process steps one schematic diagram of the inventive method first embodiment;

Fig. 5 is process steps two schematic diagrames of the inventive method first embodiment;

Fig. 6 is process steps three schematic diagrames of the inventive method first embodiment;

Fig. 7 is process steps four schematic diagrames of the inventive method first embodiment;

Fig. 8 is the local enlarged diagram of Fig. 7;

Fig. 9 is the schematic diagram of the heat abstractor of the inventive method first embodiment;

Figure 10 is the urgent manufacture process schematic diagram of the inventive method second embodiment;

Figure 11 is the press formation schematic diagram of the inventive method second embodiment;

Figure 12 is the schematic diagram of the heat abstractor of the inventive method second embodiment.

In the accompanying drawing, the list of parts of each label representative is as follows:

2-heat-conducting substrate 3-heat-transferring assembly

4-machining tool 21-groove

22-

cell wall

31,35,36-radiating fin

The 32-heat pipe assembly 33-end that conducts heat

34-colling end 37-heat pipe

41,41 '-casting die

1-substrate 11-groove

The 12-radiating fin

The specific embodiment

Relevant technology contents of the present invention and detailed description, existing conjunction with figs. is described as follows:

Fig. 4 to Fig. 9 is the manufacturing step schematic diagram of the cooling equipment component press formation method of first preferred embodiment of the invention, and the concrete manufacturing step of described cooling equipment component press formation method comprises at least:

Step 1: heat-conducting substrate 2 is provided, the flat substrate of heat-conducting substrate 2 for mainly making with highly heat-conductive material, as shown in Figure 4.

Step 2: carry out the assembly assembling manufacture process, at a plurality of cell walls 22 of a plurality of grooves 21 of the surface forming of heat-conducting substrate 2 and adjacent each groove 21, and provide a plurality of heat-transferring assemblies 3, heat-transferring assembly 3 is inserted groove 21 by an end respectively, as shown in Figure 5.

Step 3: machining tool 4 is provided, be formed with the casting die 41,41 ' of spaced a plurality of extensions on its surface, each cell wall 22 surface of each casting die 41, the relative heat-conducting substrate 2 of 41 ' difference, spacing width between the adjacent casting die of each of machining tool 4 41,41 ', fit to be enough to provide and insert in each radiating fin 31 formed gap of heat-transferring assembly 3, as shown in Figure 6.

Step 4: carry out the press formation manufacture process, cooperate pressure to apply technology, as the height stamping technology, the active force that allows 4 pairs of heat-conducting substrates of machining tool 2 form to lower compression, as shown in Figure 7, so, promptly the surface of cell wall 22 is formed powerful contention effect by each casting die 41 end, force the dilatating and deformable of each cell wall 22 surface generation to adjacent grooves 21, not only changed the shape of each groove 21 notch, also therefore produced the urgent active force that folder is pulled in groove 21, directly the urgent folder of an end that heat-transferring assembly 3 is inserted has been pulled, itself and heat-conducting substrate 2 are combined as a whole, as shown in Figure 8.

Step 5: machining tool 4 is withdrawed from, and finish the manufacturing of the heat abstractor that is combined as a whole through assembly press, as shown in Figure 9.

The heat-transferring assembly 3 of heat-conducting substrate 2 settings in this preferred embodiment, comprises the radiating fin 31 of a plurality of one chips relatively, is used for utilizing cooling equipment component press formation method of the present invention to make heat abstractor with heat-conducting substrate 2.

Utilize cooling equipment component press formation method of the present invention, promptly can be made into heat abstractor through each manufacture process with high associativity and heat transfer efficiency.Cooperate the technology of exerting pressure vertically downward by simple machining tool 4, directly each cell wall 22 to heat-conducting substrate 2 imposes contention effect power, thus, can make each cell wall 22 obtain average contention effect power, generation is to the dilatating and deformable of adjacent grooves on two sides 21, can make radiating fin 31 1 ends of each heat-transferring assembly 3 all obtain to pull urgent with the certain and average folder of the groove 21 of heat-conducting substrate 2 and be combined as a whole, thereby finish the making of heat abstractor with heat-conducting substrate 2.Not only manufacturing processes, machining tool and manufacture process are simple, more improve the yields make, and have also reduced cost, so that the user to be provided cheaper but high heat transfer efficient and certain practical heat abstractor that combines.

The heat abstractor that cooling equipment component press formation method according to the present invention is made, as shown in Figure 9, it comprises heat-conducting substrate 2, have from the teeth outwards a plurality of grooves 21 and relative each adjacent grooves 21 form the groove 22 of compeling the folder effect and with each groove 21 urgent a plurality of radiating fin 31 that are combined as a whole.

In the preferred embodiment of the present invention, heat-transferring assembly 3 comprises a plurality of one chip radiating fins 31, as shown in Figure 9, and at least one heat pipe assembly 32, as shown in figure 10, the one of the two or both combinations.

Figure 10, Figure 11 are applied to the manufacture process and the shaping schematic view thereof of heat pipe assembly press formation for cooling equipment component press formation method of the present invention.The manufacture process of the press formation of present embodiment and Fig. 4 be to embodiment illustrated in fig. 8 roughly the same, promptly at a plurality of cell walls 22 of a plurality of grooves 21 of the surface forming of heat-conducting substrate 2 and adjacent each groove 21;

The heating end 33 of the heat pipe assembly 32 of a plurality of heat-transferring assemblies 3 is inserted respectively in a plurality of grooves 21; Cooperate machining tool 4 to apply technology with pressure with a plurality of casting dies 41, carry out the press formation manufacture process, as shown in figure 10, the surface of a plurality of cell walls 22 is imposed powerful compressing makes it produce dilatating and deformable, formation is pulled to the adjacent grooves 21 and the heating end 33 urgent folders of heat pipe assembly 32, and the heat-conducting substrate 2 and the heating end 33 of heat pipe assembly 32 are combined as a whole, as shown in figure 11; Finish the manufacturing of heat abstractor.

The heat abstractor that cooling equipment component press formation method according to the present invention is made, as shown in figure 10, its concrete structure includes heat-conducting substrate 2, have on a surface a plurality of grooves 21 and relative each adjacent grooves 21 form the groove 22 of compeling the folder effect and with each groove 21 urgent at least one heat pipe assembly 32 that are combined as a whole, the heat abstractor of a plurality of one chip radiating fin 35 combinations can further be set at the colling end 34 of heat pipe assembly 32.

Another heat abstractor schematic diagram that Figure 12 makes for the cooling equipment component press formation method of the above-mentioned concrete grammar embodiment according to the present invention.As shown in figure 12: its concrete structure comprises heat-conducting substrate 2, have on a surface a plurality of grooves 21 and relative each adjacent grooves 21 form the groove 22 of compeling the folder effect and with each groove 21 urgent a plurality of one chip radiating fin 36 that are combined as a whole, run through in conjunction with heat pipe 37 36 of a plurality of one chip radiating fins.

The above only is the preferred embodiments of the present invention, be not so promptly limit claim of the present invention, the equivalent structure transformation that every utilization specification of the present invention and accompanying drawing content are done, or directly or indirectly be used in other relevant technical field, all in like manner be included in the claim of the present invention.

Claims

1. cooling equipment component press formation method is characterized in that described method comprises:

A) provide heat-conducting substrate;

B) at a plurality of grooves of the surface forming of described heat-conducting substrate and adjacent to a plurality of cell walls of each groove;

C) heat-transferring assembly is inserted described a plurality of groove respectively relatively;

D) carry out the press formation manufacture process, directly vertical each cell wall one surface presses synchronously and on average, makes described each cell wall produce the lateral spread distortion synchronously, and adjacent grooves is formed urgent active force, pulling with the urgent folder of heat-transferring assembly integrally combines, and finishes the manufacturing of described heat abstractor.

2. cooling equipment component press formation method as claimed in claim 1, it is characterized in that described method further comprises machining tool, in described press formation manufacture process, cooperate pressure to apply technology, vertically the surface to described a plurality of cell walls imposes powerful compressing, generation is to the dilatating and deformable of both sides adjacent grooves, so that described heat-transferring assembly is formed urgent combination.

3. cooling equipment component press formation method as claimed in claim 2, it is characterized in that described machining tool further comprises the casting die that a plurality of spacing parallel arrangings are provided with, in the press formation manufacture process, end by each described casting die, cooperate pressure to apply technology, the brute force compressing is carried out on the surface of described a plurality of cell walls, made each described cell wall produce dilatating and deformable with average compressing power.

4. cooling equipment component press formation method as claimed in claim 3, it is characterized in that the spacing width between each adjacent casting die of described machining tool, be preferably each radiating fin that is suitable for providing described heat-transferring assembly and hold and form the urgent processing and fabricating of state separately.

5. cooling equipment component press formation method as claimed in claim 1 is characterized in that described heat-transferring assembly is the combination of a plurality of one chip radiating fins or at least one heat pipe assembly or said two devices.

6. a heat abstractor is characterized in that, comprising:

Heat-conducting substrate has a plurality of grooves and suffers oppression and is out of shape the cell wall of compeling the folder effect so that adjacent grooves is formed on the surface of described heat-conducting substrate;

With the urgent a plurality of radiating fins that are combined as a whole of described each groove.

7. a heat abstractor is characterized in that, comprising:

At least one heat pipe assembly has and the urgent heating end that is combined as a whole of described each groove, and the colling end that extends.

8. heat abstractor as claimed in claim 7, it is characterized in that can be further combined with the heat abstractor of being made up of a plurality of one chip radiating fins at the colling end of described heat pipe assembly.

9. a heat abstractor is characterized in that, comprising:

With the urgent a plurality of radiating fins that are combined as a whole of described each groove;

At least one heat pipe that runs through between described a plurality of radiating fin and be combined as a whole with described a plurality of radiating fins.