CN110303298A - A kind of composite wick plume manufacturing process - Google Patents
A kind of composite wick plume manufacturing process Download PDFInfo
- Publication number
- CN110303298A CN110303298A CN201910591671.2A CN201910591671A CN110303298A CN 110303298 A CN110303298 A CN 110303298A CN 201910591671 A CN201910591671 A CN 201910591671A CN 110303298 A CN110303298 A CN 110303298A
- Authority
- CN
- China
- Prior art keywords
- tube body
- plume
- bottom plate
- manufacturing process
- copper
- 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
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 239000002131 composite material Substances 0.000 title claims abstract description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229910052802 copper Inorganic materials 0.000 claims abstract description 33
- 239000010949 copper Substances 0.000 claims abstract description 33
- 238000003466 welding Methods 0.000 claims abstract description 25
- 238000002844 melting Methods 0.000 claims abstract description 6
- 238000005245 sintering Methods 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 21
- 210000005239 tubule Anatomy 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 241000555268 Dendroides Species 0.000 claims description 4
- 238000013461 design Methods 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000004080 punching Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000003556 assay Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 abstract description 3
- 238000007500 overflow downdraw method Methods 0.000 abstract description 3
- 238000005498 polishing Methods 0.000 abstract description 2
- 241001424392 Lucia limbaria Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002887 superconductor Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
- F28D15/04—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure
- F28D15/046—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes with tubes having a capillary structure characterised by the material or the construction of the capillary structure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention discloses a kind of composite wick plume manufacturing process, include the following steps: step 1；Manufacture tube body；Step 2, sintered copper powder capillary layer；Step 3, is laid with copper mesh, and step 4 installs spring；Step 6, aperture；Step 6, erection welding, step 7 remove hermetic seal；Step 8, polishing forming；The present invention is by the way that by tube body, by stamping, tube body and the integrally formed high production efficiency of upper cover improve airtightness, save production cost, by bottom plate and tube body by rotating arc welding, when the capillary wick for guaranteeing tubular body is unaffected, welding that can be stronger, guarantee welding quality, by exhaust when, using fusion method, after the air in plume is completely exhausted out, by copper pipe by melting sealed, the vacuum degree in plume can be greatly improved.
Description
Technical field
The present invention relates to plume forming technique field, specially a kind of composite wick plume manufacturing process.
Background technique
Plume, a kind of heated heat pipe in the relatively short butt end face of special shape of heat pipe, is a kind of efficient heat transfer device,
Axial heat conduction efficiency is more than hundreds times or more of fine copper, is known as hot superconductor therefore, when carrying out plume manufacture, generally
It is shaped by erection welding, manufacturing process is complicated, and the finished product leakproofness of manufacture is poor, and production cost is big, in assembling process, passes through
Normal electric welding, is not achieved the quality requirement of welding, easy to damage when in use, air-tightness is bad, can also destroy the intracorporal hair of pipe
Thin core, existing manufacturing process are carried out, pilot process has interval, will lead to plume in exhaust by way of being evacuated plug-hole
Interior vacuum degree is not high, influences the operation of plume, and it is necessary for designing a kind of composite wick plume manufacturing process.
Summary of the invention
The purpose of the present invention is to provide a kind of composite wick plume manufacturing process, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of composite wick plume manufacturing process, including
Bottom plate, tube body vacuumize tubule and inside cavity capillary structure, and the tubular body is made in cavity by using copper powder sintering
Portion's capillary structure, the bottom plate are fixed on the bottom of tube body by rotating welding, and it is true that the bottom sidewall of the tube body offers pumping
Empty tubule, and vacuumize and be provided with copper pipe at tubule, the tube body is punching press integral structure；
The plume forming method following steps: step 1；Manufacture tube body；Step 2, sintered copper powder capillary layer；Step
Three, it is laid with copper mesh, step 4 installs spring；Step 6, aperture；Step 6, erection welding, step 7 remove hermetic seal；Step
Eight, polishing forming；
Wherein in above-mentioned step one, according to the design drawing of manufacture tube body, corresponding mold is manufactured, through the stamping process
Obtain tube body；
Wherein in above-mentioned step two, it is coated with one layer of resin in the inner wall table side of tube body, is shaken using funnel and is packed into tree
The electrolytic copper powder of dendritic appropriate mesh number is put into sintering furnace and is sintered so that copper powder equalization is arranged in the inside of tube body, sintering temperature
It is 750 DEG C, is sintered 30min；
Wherein in above-mentioned step three, after sintering, it is coated with one layer of resin in inboard wall of tube body table side, fixes one layer
Copper mesh reuses the electrolytic copper powder that funnel vibration is packed into the appropriate mesh number of dendroid, places into sintering furnace and be sintered, sintering temperature
It is 750 DEG C, is sintered 20min；
Wherein in above-mentioned step four, after sintering, tube body inside install spring, and the outside of spring with
Inboard wall of tube body is tangent；
Wherein in above-mentioned step five, spring after the installation is completed, offer the screw thread of diameter 2mm in tube wall
Hole, and it is fitted with copper pipe；
Wherein in above-mentioned step six, tube body and bottom plate are separately fixed on rolling clamp, adjust tube body and bottom plate
Position, then tube body and bottom plate rotary squeezing, lead to rotating arc welding and complete assembly；
Wherein in above-mentioned step seven, it is provided with valve on the copper pipe in step 6, it will be in tube body using exhaust pump
Air discharge after, close valve, then squeeze copper pipe one end, while being heated, so that the copper pipe for carrying valve is removed
Fall, the copper pipe hot-melting sealed in tube body one end；
Wherein in above-mentioned step eight, after to tube body and bottom plate grinding process, the forming of plume is completed.
According to the above technical scheme, in the step 5, copper pipe diameter is 2mm.
According to the above technical scheme, the step 5, threaded hole are provided with the bottom end of tube body.
According to the above technical scheme, in the step 6, after welding, need to do leakproofness experiment, it is qualified to examine
Afterwards, continue next step.
According to the above technical scheme, in the step 7, when vacuum evacuation, need to evacuate exhaust-pause-concussion-again
The method repeatedly recycled is shaken in vacuum evacuation-suspending again-again.
According to the above technical scheme, in the step 6, before assembly, it is laid with copper powder in the bottom side equalization of bottom plate, is put into
It is sintered in sintering furnace.
Compared with prior art, the beneficial effects of the present invention are: the present invention by by tube body by stamping, tube body with
The integrally formed high production efficiency of upper cover improves airtightness, saves production cost, passes through rotating arc welding by bottom plate and tube body,
When the capillary wick for guaranteeing tubular body is unaffected, welding that can be stronger guarantees welding quality, by being vented
When, using fusion method, after being completely exhausted out the air in plume, by copper pipe by melting sealed, heat can be greatly improved
Vacuum degree in column.
Detailed description of the invention
Fig. 1 is manufacturing process flow chart of the invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of composite wick plume manufacturing process, including bottom plate,
Tube body vacuumizes tubule and inside cavity capillary structure, and inside cavity capillary knot is made by using copper powder sintering in tubular body
Structure, bottom plate are fixed on the bottom of tube body by rotating welding, and the bottom sidewall of tube body, which offers, vacuumizes tubule, and vacuumizes small
Copper pipe is provided at pipe, tube body is punching press integral structure；
Plume forming method following steps: step 1；Manufacture tube body；Step 2, sintered copper powder capillary layer；Step 3, paving
If copper mesh, step 4 installs spring；Step 6, aperture；Step 6, erection welding, step 7 remove hermetic seal；Step 8 is beaten
Wear into shape；
Wherein in above-mentioned step one, according to the design drawing of manufacture tube body, corresponding mold is manufactured, through the stamping process
Obtain tube body；
Wherein in above-mentioned step two, it is coated with one layer of resin in the inner wall table side of tube body, is shaken using funnel and is packed into tree
The electrolytic copper powder of dendritic appropriate mesh number is put into sintering furnace and is sintered so that copper powder equalization is arranged in the inside of tube body, sintering temperature
It is 750 DEG C, is sintered 30min；
Wherein in above-mentioned step three, after sintering, it is coated with one layer of resin in inboard wall of tube body table side, fixes one layer
Copper mesh reuses the electrolytic copper powder that funnel vibration is packed into the appropriate mesh number of dendroid, places into sintering furnace and be sintered, sintering temperature
It is 750 DEG C, is sintered 20min；
Wherein in above-mentioned step four, after sintering, tube body inside install spring, and the outside of spring with
Inboard wall of tube body is tangent；
Wherein in above-mentioned step five, spring after the installation is completed, offer the screw thread of diameter 2mm in tube wall
Hole, and it is fitted with copper pipe, copper pipe diameter is 2mm, and threaded hole is provided with the bottom end of tube body；
Wherein in above-mentioned step six, tube body and bottom plate are separately fixed on rolling clamp, adjust tube body and bottom plate
Position, then tube body and bottom plate rotary squeezing, lead to rotating arc welding and complete assembly, before assembly, impartial in the bottom side of bottom plate
It is laid with copper powder, is put into sintering furnace and is sintered, after welding, need to do leakproofness experiment, after the assay was approved, is continued in next step
Suddenly；
Wherein in above-mentioned step seven, it is provided with valve on the copper pipe in step 6, it will be in tube body using exhaust pump
Air discharge after, close valve, then squeeze copper pipe one end, while being heated, so that the copper pipe for carrying valve is removed
Fall, the copper pipe hot-melting sealed in tube body one end, when vacuum evacuation, need to evacuate exhaust-pause-concussion-be vacuum-evacuated again-
Suspend-shake again the method repeatedly recycled again；
Wherein in above-mentioned step eight, after to tube body and bottom plate grinding process, the forming of plume is completed.
Based on above-mentioned, it is an advantage of the current invention that by by tube body by stamping, tube body and the integrally formed life of upper cover
High-efficient, raising airtightness is produced, saving production cost can enable copper mesh close by being provided with copper mesh in tubular body
It is contacted with sintered copper powder capillary layer, forms the capillary structure being freely combined for being able to satisfy demand power, pass through bottom plate and tube body
By rotating arc welding, when the capillary wick for guaranteeing tubular body is unaffected, welding that can be stronger guarantees welding matter
Amount；By in exhaust, using fusion method, by copper pipe by melting sealed, the vacuum degree in plume can be greatly improved.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And deformation, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of composite wick plume manufacturing process, including bottom plate, tube body, tubule and inside cavity capillary structure are vacuumized,
Inside cavity capillary structure is made by using copper powder sintering in the tubular body, and the bottom plate is fixed on pipe by rotating welding
The bottom of body, the bottom sidewall of the tube body, which offers, vacuumizes tubule, and vacuumizes and be provided with copper pipe at tubule, the tube body
For punching press integral structure；
The plume forming method following steps: step 1；Manufacture tube body；Step 2, sintered copper powder capillary layer；Step 3, paving
If copper mesh, step 4 installs spring；Step 6, aperture；Step 6, erection welding, step 7 remove hermetic seal；Step 8 is beaten
Wear into shape；It is characterized by:
Wherein in above-mentioned step one, according to the design drawing of manufacture tube body, corresponding mold is manufactured, is obtained through the stamping process
Tube body；
Wherein in above-mentioned step two, it is coated with one layer of resin in the inner wall table side of tube body, is shaken using funnel and is packed into dendroid
The electrolytic copper powder of appropriate mesh number is put into sintering furnace and is sintered so that copper powder equalization is arranged in the inside of tube body, and sintering temperature is
750 DEG C, it is sintered 30min；
Wherein in above-mentioned step three, after sintering, it is coated with one layer of resin in inboard wall of tube body table side, fixes one layer of copper
Net reuses the electrolytic copper powder that funnel vibration is packed into the appropriate mesh number of dendroid, places into sintering furnace and be sintered, sintering temperature is
750 DEG C, it is sintered 20min；
Wherein in above-mentioned step four, after sintering, spring, and the outside of spring and tube body are installed in the inside of tube body
Inner wall is tangent；
Wherein in above-mentioned step five, spring after the installation is completed, offer the threaded hole of diameter 2mm in tube wall, and
It is fitted with copper pipe；
Wherein in above-mentioned step six, tube body and bottom plate are separately fixed on rolling clamp, adjust the position of tube body and bottom plate
It sets, then tube body and bottom plate rotary squeezing, leads to rotating arc welding and complete assembly；
Wherein in above-mentioned step seven, it is provided with valve on the copper pipe in step 6, intracorporal sky will be managed using exhaust pump
After gas discharge, valve is closed, then squeezes copper pipe one end, while being heated, so that the copper pipe for carrying valve is cut out,
The copper pipe hot-melting sealed of tube body one end；
Wherein in above-mentioned step eight, after to tube body and bottom plate grinding process, the forming of plume is completed.
2. a kind of composite wick plume manufacturing process according to claim 1, it is characterised in that: in the step 5,
Copper pipe diameter is 2mm.
3. a kind of composite wick plume manufacturing process according to claim 1, it is characterised in that: the step 5, spiral shell
Pit is provided with the bottom end of tube body.
4. a kind of composite wick plume manufacturing process according to claim 1, it is characterised in that: in the step 6,
It after welding, needs to do leakproofness experiment, after the assay was approved, continues next step.
5. a kind of composite wick plume manufacturing process according to claim 1, it is characterised in that: in the step 7,
When vacuum evacuation, needs to evacuate exhaust-pause-concussion-is vacuum-evacuated again-and suspend-shake again the side repeatedly recycled again
Method.
6. a kind of composite wick plume manufacturing process according to claim 1, it is characterised in that: in the step 6,
Before assembly, it is laid with copper powder in the bottom side equalization of bottom plate, is put into sintering furnace and is sintered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910591671.2A CN110303298B (en) | 2019-07-02 | 2019-07-02 | Composite capillary core hot column forming method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910591671.2A CN110303298B (en) | 2019-07-02 | 2019-07-02 | Composite capillary core hot column forming method |
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| Publication Number | Publication Date |
|---|---|
| CN110303298A true CN110303298A (en) | 2019-10-08 |
| CN110303298B CN110303298B (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910591671.2A Expired - Fee Related CN110303298B (en) | 2019-07-02 | 2019-07-02 | Composite capillary core hot column forming method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112179191A (en) * | 2020-09-29 | 2021-01-05 | 西安交通大学 | Flat-plate loop heat pipe suitable for two vertical heat sources |
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-
2019
- 2019-07-02 CN CN201910591671.2A patent/CN110303298B/en not_active Expired - Fee Related
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| CN101846472A (en) * | 2010-05-05 | 2010-09-29 | 嘉善恒杰热管科技有限公司 | Manufacturing method of thermal column |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112179191A (en) * | 2020-09-29 | 2021-01-05 | 西安交通大学 | Flat-plate loop heat pipe suitable for two vertical heat sources |
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| CN110303298B (en) | 2020-08-04 |
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