CN109162918B - Vortex disk of oil-free vortex air compressor - Google Patents
Vortex disk of oil-free vortex air compressor Download PDFInfo
- Publication number
- CN109162918B CN109162918B CN201811119322.2A CN201811119322A CN109162918B CN 109162918 B CN109162918 B CN 109162918B CN 201811119322 A CN201811119322 A CN 201811119322A CN 109162918 B CN109162918 B CN 109162918B
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- static
- radiator
- vortex
- main body
- disc
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- Expired - Fee Related
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- 230000003068 static effect Effects 0.000 claims abstract description 62
- 238000000034 method Methods 0.000 claims abstract description 32
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 23
- 239000000956 alloy Substances 0.000 claims abstract description 23
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 23
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000005242 forging Methods 0.000 claims abstract description 19
- 239000007787 solid Substances 0.000 claims abstract description 12
- 238000001125 extrusion Methods 0.000 claims abstract description 10
- 238000003466 welding Methods 0.000 claims description 31
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 18
- 229910052759 nickel Inorganic materials 0.000 claims description 9
- 238000007747 plating Methods 0.000 claims description 6
- 238000005476 soldering Methods 0.000 claims description 6
- 230000032683 aging Effects 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000003754 machining Methods 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 230000004907 flux Effects 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 description 19
- 238000005516 engineering process Methods 0.000 description 12
- 230000007547 defect Effects 0.000 description 8
- 238000005266 casting Methods 0.000 description 6
- 239000004411 aluminium Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/02—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents
- F04C18/0207—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form
- F04C18/0215—Rotary-piston pumps specially adapted for elastic fluids of arcuate-engagement type, i.e. with circular translatory movement of co-operating members, each member having the same number of teeth or tooth-equivalents both members having co-operating elements in spiral form where only one member is moving
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/04—Heating; Cooling; Heat insulation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2230/00—Manufacture
- F04C2230/20—Manufacture essentially without removing material
- F04C2230/23—Manufacture essentially without removing material by permanently joining parts together
- F04C2230/231—Manufacture essentially without removing material by permanently joining parts together by welding
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2230/00—Manufacture
- F04C2230/20—Manufacture essentially without removing material
- F04C2230/25—Manufacture essentially without removing material by forging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2230/00—Manufacture
- F04C2230/90—Improving properties of machine parts
- F04C2230/91—Coating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2230/00—Manufacture
- F04C2230/90—Improving properties of machine parts
- F04C2230/92—Surface treatment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Rotary Pumps (AREA)
Abstract
Oil-free vortex air compressor machine vortex dish divide into quiet vortex dish and move the vortex dish, quiet vortex dish with move the vortex dish and split respectively into 2 parts, quiet dish main part, quiet dish radiator promptly with driving disk main part, driving disk radiator. The static plate radiator is welded on the radiating surface of the static plate main body, the movable plate radiator is welded on the radiating surface of the movable plate main body, the static plate main body and the movable plate main body are produced by an alloy aluminum semi-solid forging process, and the static plate radiator and the movable plate radiator are produced by an alloy aluminum extrusion process. The radiator manufactured by adopting the alloy aluminum extrusion process not only improves the mechanical strength of the radiating fins, but also increases the number of the radiating fins and the total radiating area by more than 1 time under the condition that the heat source collecting area is the same as the sectional area of the cooling radiating channel, thereby greatly reducing the operating temperature of the scroll plate, improving the operating condition of the air compressor, obviously improving the performance of the air compressor, reducing the failure rate and improving the reliability.
Description
The technical field is as follows:
the invention relates to the technical field of scroll compressors, in particular to a scroll plate of an oil-free scroll air compressor.
Background art:
the oil-free scroll air compressor is divided into a static scroll and a movable scroll, the oil-free scroll air compressor is molded by adopting a casting process at present, the size of the outer diameter dimension is mainly determined by the air displacement and the driving power of the air compressor, the outer diameter of the scroll does not exceed 400mm with respect to the current technical level and the manufacturing capability, and the driving power does not exceed 11 kW. Due to the casting process, the thickness, number and spacing of the fins are significantly constrained when casting the heat sink on the back of the scroll. Meanwhile, the air holes and the air holes are difficult to overcome, and further influence the heat dissipation performance of the scroll and the strength of the heat dissipation fins.
The invention content is as follows:
the technical problem to be solved by the invention is to overcome the defects of the prior art, and the novel oil-free vortex air compressor scroll is suitable for an oil-free vortex air compressor with the outer diameter smaller than 400mm and the driving power not exceeding 11 kW.
The technical problem to be solved by the invention is realized by adopting the following technical scheme.
There is not oily vortex air compressor machine vortex dish divide into static vortex dish and move the vortex dish, its characterized in that: the static vortex plate and the movable vortex plate are respectively split into 2 parts, namely a static plate main body, a static plate radiator, a movable plate main body and a movable plate radiator, the static plate main body and the movable plate main body are produced by a semi-solid forging process, and the static plate radiator and the movable plate radiator are produced by an alloy aluminum extrusion process.
Further technology: the forging process adopts an aluminum alloy semi-solid forging process for forging, the defects of air holes, loosening defects, low qualified rate of finished products and the like which are difficult to avoid in the conventional cast alloy aluminum are completely avoided, and the vortex disc main body forged by the process has high density, high strength and high reliability. Meanwhile, compared with the production cost and the production rate of a cast alloy aluminum vortex plate, the production cost of the vortex plate forged by the semi-solid forging process is lower, and the production efficiency is higher.
Further technology: the static disc radiator and the movable disc radiator produced by adopting the alloy aluminum extrusion process have the advantages that the number of radiating fins on the radiating surface of the static disc radiator and the number of radiating fins on the radiating surface of the movable disc radiator are increased by more than 1 time compared with the number of radiating fins on the original cast radiator, so that the radiating area is increased by more than 1 time under the condition that the heat source collecting area and the sectional area of a cooling air duct are the same, the working temperature of a vortex disc is greatly reduced, and the operating efficiency and the reliability of a vortex. In addition, the strength of the radiating fin is greatly improved.
Further technology: the static dish radiator welds the cooling surface at static dish main part, and the welding of driving disk radiator is at the cooling surface of driving disk main part.
Further technology: the movable and static disc main bodies are subjected to T6 heat treatment process flow treatment
Further technology: locally and chemically plating nickel on the welding surface, wherein the thickness of the nickel plating is not less than 10 mu m, solidifying a layer of metal nickel on the welding surface of the movable and static disk main bodies and the radiating fins on the movable and static radiators after welding pretreatment, then placing a welding piece which is completely the same as the welding surface in shape and has the thickness of about 0.5mm between the welding surfaces of the movable and static disk main bodies and the movable and static radiators, putting the welding piece and the movable and static radiators and the static disk main bodies and the movable and static radiators in a horizontal state to carry out alloy aluminum high-temperature vacuum plane welding, controlling the furnace temperature to reach 300 ℃ for not less than 1 hour, keeping the temperature at 300 ℃ for not less than 5 minutes, and then.
Further technology: the movable and static disk main bodies and the movable and static radiators are welded by adopting a soldering flux welding process.
Further technology: the welding lug material adopted by the invention allows the working temperature of the welded scroll whole body to be not less than 230 ℃.
Further technology: and performing aging treatment on the welded static vortex plate and the welded movable vortex plate, then performing precision machining, and finally performing surface hardening treatment.
Compared with the prior art, the invention has the following advantages and positive effects
1. The structure of the scroll plate blank is simplified, the difficulty of the manufacturing process of the scroll plate blank is reduced, the yield of the scroll plate blank is improved, and the manufacturing cost of the scroll plate blank is reduced.
2. After the blank of the scroll plate is changed from a casting process to a forging process, the defects of air holes, sand holes and the like easily generated by the casting process are overcome, the mechanical strength of the scroll plate is greatly improved, the thermal deformation of the scroll plate is reduced, and therefore the stability and the reliability of the operation of the oil-free scroll air compressor are improved.
3. The radiator manufactured by adopting the alloy aluminum extrusion process not only greatly improves the strength of the radiating fins, but also increases the number of the radiating fins and the total radiating area by more than 1 time under the condition that the heat source collecting area is the same as the sectional area of the cooling radiating channel, thereby greatly reducing the operating temperature of the scroll plate, improving the operating condition of the air compressor, obviously improving the performance of the air compressor, reducing the failure rate and improving the reliability.
4. The invention not only improves the performance of the air compressor, reduces the failure rate and improves the reliability, but also improves the bottleneck value of the prior oil-free vortex air compressor on the air displacement.
Description of the drawings:
FIG. 1 is an explosion schematic diagram of a scroll structure of an oil-free scroll air compressor;
FIG. 2 is a schematic structural view of a stationary plate main body and a stationary plate radiator;
FIG. 3 is a schematic view of the structure of the movable plate main body and the movable plate heat sink;
FIG. 4 is a schematic view of a static scroll compression cavity surface configuration;
FIG. 5 is a schematic view of a heat dissipating surface of the stationary plate;
FIG. 6 is a schematic view of a compression cavity surface structure of a orbiting scroll;
FIG. 7 is a schematic view of a heat dissipating surface of the rotor plate.
The specific implementation mode is as follows:
in order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1: oil-free vortex air compressor machine vortex dish divide into quiet vortex dish and moves the vortex dish, quiet vortex dish with move the vortex dish split respectively and be 2 parts, quiet dish main part 1 promptly, quiet dish radiator 2, and driving disk main part 3, driving disk radiator 4, quiet dish radiator is fixed at quiet dish main part lateral wall, the cooling surface in driving disk main part is fixed to the driving disk radiator, and quiet dish main part and driving disk main part adopt alloy aluminium semi-solid state forging technology production, quiet dish radiator and driving disk radiator adopt alloy aluminium extrusion technology production.
The forging process adopts the alloy aluminum semi-solid forging process to forge, the defects of air holes, loosening defects, low qualified rate of finished products and the like which are difficult to avoid in the prior casting of alloy aluminum are completely avoided, and the vortex disc main body forged by the process has high density, high strength and high reliability. Meanwhile, compared with the production cost and the production rate of a cast alloy aluminum vortex plate, the production cost of the vortex plate forged by the semi-solid forging process is lower, and the production efficiency is higher.
The radiator manufactured by adopting the alloy aluminum extrusion process not only greatly improves the strength of the radiating fins, but also increases the quantity of the radiating fins on the static disc radiator and the dynamic disc radiator by more than 1 time compared with the original cast radiator, so that the radiating area is increased by more than 1 time under the condition that the heat source collecting area is the same as the sectional area of the cooling air duct, thereby greatly reducing the working temperature of the vortex disc and improving the operating efficiency and the reliability of the vortex air compressor. The static dish radiator welds the cooling surface at static dish main part, and the welding of driving disk radiator is at the cooling surface of driving disk main part.
And carrying out T6 heat treatment process flow treatment on the movable disc body and the static disc body.
Locally and chemically plating nickel on the welding surface, wherein the thickness of the nickel plating is not less than 10 mu m, solidifying a layer of metal nickel on the welding surface of the movable and static disk main bodies and the radiating fins on the movable and static radiators after welding pretreatment, then placing a welding piece which is completely the same as the welding surface in shape and has the thickness of about 0.5mm between the welding surfaces of the movable and static disk main bodies and the movable and static radiators, putting the welding piece and the movable and static radiators and the static disk main bodies and the movable and static radiators in a horizontal state to carry out alloy aluminum high-temperature vacuum plane welding, controlling the furnace temperature to reach 300 ℃ for not less than 1 hour, keeping the temperature at 300 ℃ for not less than 5 minutes, and then.
The welding lug material adopted by the invention allows the working temperature of the welded scroll whole body to be not less than 230 ℃.
And performing aging treatment on the welded static vortex plate and the welded movable vortex plate, then performing precision machining, and finally performing surface hardening treatment.
Example 2: there is not oily vortex air compressor machine vortex dish, divide into quiet vortex dish and move the vortex dish, quiet vortex dish with move the vortex dish split respectively and be 2 parts, quiet dish main part 1 promptly, quiet dish radiator 2, and driving disk main part 3, driving disk radiator 4, the radiating surface in quiet dish main part is fixed to quiet dish radiator, the radiating surface in driving disk main part is fixed to the driving disk radiator to quiet dish main part and driving disk main part adopt semi-solid state forging technology production, quiet dish radiator and driving disk radiator adopt alloy aluminium extrusion technology production.
The forging process adopts an aluminum alloy semi-solid forging process for forging, the defects of air holes, loosening defects, low qualified rate of finished products and the like which are difficult to avoid in the conventional cast alloy aluminum are completely avoided, and the vortex disc main body forged by the process has high density, high strength and high reliability. Meanwhile, compared with the production cost and the production rate of a cast alloy aluminum vortex plate, the production cost of the vortex plate forged by the semi-solid forging process is lower, and the production efficiency is higher.
The radiator manufactured by adopting the alloy aluminum extrusion process not only greatly improves the strength of the radiating fins, but also increases the quantity of the radiating fins on the static disc radiator and the dynamic disc radiator by more than 1 time compared with the original cast radiator, so that the radiating area is increased by more than 1 time under the condition that the heat source collecting area is the same as the sectional area of the cooling air duct, thereby greatly reducing the working temperature of the vortex disc and improving the operating efficiency and the reliability of the vortex air compressor.
The static dish radiator welds the cooling surface at static dish main part, and the welding of driving disk radiator is at the cooling surface of driving disk main part.
The movable disc body, the static disc body, the movable disc radiator and the static disc radiator are welded by adopting a soldering flux welding process.
The welding lug material adopted by the invention allows the working temperature of the welded scroll whole body to be not less than 230 ℃.
And performing aging treatment on the welded static vortex plate and the welded movable vortex plate, then performing precision machining, and finally performing surface hardening treatment.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. There is not oily vortex air compressor machine vortex dish divide into static vortex dish and move the vortex dish, its characterized in that: the static vortex disc and the movable vortex disc are respectively split into 2 parts, namely a static disc main body, a static disc radiator, a movable disc main body and a movable disc radiator, wherein the static disc radiator is welded on the radiating surface of the static disc main body, the movable disc radiator is welded on the radiating surface of the movable disc main body, the static disc main body and the movable disc main body are produced by adopting an alloy aluminum semi-solid forging process, and the static disc radiator and the movable disc radiator are produced by adopting an alloy aluminum extrusion process;
carrying out T6 heat treatment process flow treatment on the movable disc main body and the static disc main body; locally and chemically plating nickel on the welding surface, wherein the thickness of the nickel plating is not less than 10 mu m, solidifying a layer of metal nickel on the welding surface on the moving and static disk main bodies and the moving and static disk radiators after welding pretreatment, then placing a soldering lug with the shape completely identical to the shape of the welding surface and the thickness of about 0.5mm between the welding surfaces of the moving and static disk main bodies and the moving and static disk radiators, putting the soldering lug and the moving and static disk radiators and the soldering lug into a vacuum furnace in a horizontal state to carry out high-temperature vacuum plane welding on the alloy aluminum, controlling the furnace temperature to reach 300 ℃ for not less than 1 hour, keeping the temperature at 300 ℃ for not less than 5 minutes, and then stopping heating and naturally.
2. The oil-free scroll air compressor scroll of claim 1, wherein: the forging process adopts an aluminum alloy semi-solid forging process.
3. The oil-free scroll air compressor scroll of claim 1, wherein: the movable disc body, the static disc body, the movable disc radiator and the static disc radiator are welded by adopting a soldering flux welding process.
4. The oil-free scroll air compressor scroll of claim 1, wherein: and performing aging treatment on the welded static vortex plate and the welded movable vortex plate, then performing precision machining, and finally performing surface hardening treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811119322.2A CN109162918B (en) | 2018-09-25 | 2018-09-25 | Vortex disk of oil-free vortex air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811119322.2A CN109162918B (en) | 2018-09-25 | 2018-09-25 | Vortex disk of oil-free vortex air compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109162918A CN109162918A (en) | 2019-01-08 |
| CN109162918B true CN109162918B (en) | 2019-12-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811119322.2A Expired - Fee Related CN109162918B (en) | 2018-09-25 | 2018-09-25 | Vortex disk of oil-free vortex air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109162918B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118181A (en) * | 2019-06-18 | 2019-08-13 | 南京永升新能源技术有限公司 | A kind of oil-free scroll air compressor machine that heat dissipation performance is excellent |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05172066A (en) * | 1991-12-20 | 1993-07-09 | Toshiba Corp | Scroll fluid compressor |
| JPH10118734A (en) * | 1996-10-17 | 1998-05-12 | Nippon Light Metal Co Ltd | Forging die, forging method and its product |
| JP2006192450A (en) * | 2005-01-12 | 2006-07-27 | Mitsubishi Heavy Ind Ltd | Forging die for scroll, method for forging scroll and scroll |
| JP2006193765A (en) * | 2005-01-12 | 2006-07-27 | Mitsubishi Heavy Ind Ltd | Method for producing member made of aluminum alloy |
| CN203488380U (en) * | 2013-07-11 | 2014-03-19 | 复盛股份有限公司 | Scroll type compressor structure and radiator of scroll type compressor |
| CN104561852A (en) * | 2014-12-26 | 2015-04-29 | 西安交通大学 | Process for preparing semi-solid state aluminum alloy scroll plate by radial forging strain induction method |
-
2018
- 2018-09-25 CN CN201811119322.2A patent/CN109162918B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05172066A (en) * | 1991-12-20 | 1993-07-09 | Toshiba Corp | Scroll fluid compressor |
| JPH10118734A (en) * | 1996-10-17 | 1998-05-12 | Nippon Light Metal Co Ltd | Forging die, forging method and its product |
| JP2006192450A (en) * | 2005-01-12 | 2006-07-27 | Mitsubishi Heavy Ind Ltd | Forging die for scroll, method for forging scroll and scroll |
| JP2006193765A (en) * | 2005-01-12 | 2006-07-27 | Mitsubishi Heavy Ind Ltd | Method for producing member made of aluminum alloy |
| CN203488380U (en) * | 2013-07-11 | 2014-03-19 | 复盛股份有限公司 | Scroll type compressor structure and radiator of scroll type compressor |
| CN104561852A (en) * | 2014-12-26 | 2015-04-29 | 西安交通大学 | Process for preparing semi-solid state aluminum alloy scroll plate by radial forging strain induction method |
Non-Patent Citations (1)
| Title |
|---|
| 大功率LED灯具散热铝型材挤压模具设计及数值模拟;郑宪阳;《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》;20150915(第9期);第2-4页 * |
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| Publication number | Publication date |
|---|---|
| CN109162918A (en) | 2019-01-08 |
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