CN112872256A - Production process of 7039 alloy super-wide plate forging - Google Patents
Production process of 7039 alloy super-wide plate forging Download PDFInfo
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- CN112872256A CN112872256A CN202011583013.8A CN202011583013A CN112872256A CN 112872256 A CN112872256 A CN 112872256A CN 202011583013 A CN202011583013 A CN 202011583013A CN 112872256 A CN112872256 A CN 112872256A
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- 238000005242 forging Methods 0.000 title claims abstract description 101
- 239000000956 alloy Substances 0.000 title claims abstract description 33
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 238000003754 machining Methods 0.000 claims abstract description 20
- 230000032683 aging Effects 0.000 claims abstract description 17
- 238000010791 quenching Methods 0.000 claims abstract description 14
- 230000000171 quenching effect Effects 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000004321 preservation Methods 0.000 claims abstract description 10
- 239000000498 cooling water Substances 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 17
- 230000008569 process Effects 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 11
- 238000005070 sampling Methods 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J1/00—Preparing metal stock or similar ancillary operations prior, during or post forging, e.g. heating or cooling
- B21J1/06—Heating or cooling methods or arrangements specially adapted for performing forging or pressing operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/002—Hybrid process, e.g. forging following casting
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Abstract
The invention discloses a production process of a 7039 alloy ultra-wide plate forging, which comprises the following steps: obtaining ingot blanks; heating the blank and the tool; carrying out first fire forging and second fire forging on the blank, wherein the forging starting temperature is 410-440 ℃, and the finish forging temperature is more than or equal to 350 ℃; performing rough machining on the blank; quenching the rough machined blank, wherein the quenching temperature is 472 +/-10 ℃, the air heat preservation is carried out for 250-290 minutes, and the cooling water temperature is 55-75 ℃; cold deformation treatment is carried out on the blank by adopting a forging press; straightening and artificially aging the blank; and (5) performing finish machining on the blank subjected to the aging treatment to a target size to obtain the forged piece. According to the production process of the 7039 alloy ultra-wide plate forging, the produced forging can meet the requirements of product standard Q/SWA J8017-2017, the economic benefit is considerable, the specific specification requirements are met, the specification and the size of the forging product are expanded, and the problems that in the prior art, the width is not easy to reach the size, the edges and the corners are lack of materials, the overall shape is poor, the forging is warped, machined deformation is caused and the like are solved.
Description
Technical Field
The invention relates to the field of manufacturing of 7039 alloy ultra-wide plate forgings, in particular to a production process of 7039 alloy ultra-wide plate forgings.
Background
For an ultra-wide plate forging with the width of 2 meters and the thickness of only 55mm, the width-thickness ratio is very large, so that the specification of the existing forging is broken, a normal production mode is difficult to produce qualified products, and the forming difficulty is high. Rolling is generally adopted for production, but the performance problem cannot be solved, and a rolled plate cannot meet the three-dimensional performance of the product, so forging is adopted for production to meet specific technical standards.
However, because the projected area of the forging piece is huge, the thickness is small, the forging piece belongs to a special forging deformation process which needs to be adopted, the production difficulty is large, the existing forging process easily causes the series problems of unqualified width, plane warping, processing deformation and the like, and the product cannot meet the requirements of organization, performance and processing.
Therefore, how to meet the quality requirement of the 7039 alloy super-wide plate forging is a technical problem which needs to be solved by the technical personnel in the field at present.
Disclosure of Invention
The invention aims to provide a production process of a 7039 alloy ultra-wide plate forging, which is used for improving the performance, the structure and the processing requirements of the 7039 alloy ultra-wide plate forging.
In order to achieve the purpose, the invention provides the following technical scheme:
a production process of a 7039 alloy ultra-wide plate forging comprises the following steps:
step S1: obtaining ingot blanks;
step S2: heating the blank and tool;
step S3: performing first fire forging and second fire forging on the blank, wherein the forging starting temperature is 410-440 ℃, and the finish forging temperature is more than or equal to 350 ℃;
step S4: performing rough machining on the blank;
step S5: quenching the blank after rough machining, wherein the quenching temperature is 472 +/-10 ℃, the air heat preservation is carried out for 250-290 minutes, and the cooling water temperature is 55-75 ℃;
step S6: performing cold deformation treatment on the blank by adopting a forging press;
step S7: straightening and artificially aging the blank;
step S8: and performing finish machining on the blank subjected to the aging treatment to a target size to obtain a forged piece.
Preferably, in the step S2, the heating temperature of the blank is 420-440 ℃, and the heat preservation time is not less than 630 minutes; the heating temperature of the tool is 250-420 ℃, the heating time of the long drawing anvil and the small flat anvil is more than or equal to 8 hours, and the heating time of the middle flat anvil lower die is more than or equal to 12 hours.
Preferably, the blank is a cylindrical ingot casting blank, the diameter of the blank is 630 +/-10 mm, and the length of the blank is 1300-1350 mm;
the step S4 includes:
the blank is processed to have the length of 2020-.
Preferably, the step S6 includes:
the forging press is matched with a cold deformation die, grid scribing is adopted, the cold deformation is carried out step by region and overlapping, and the cold deformation treatment is carried out on the blank according to the cold deformation rate of 2-3%.
Preferably, the step S7 includes:
straightening the blank until the warpage of the blank is less than or equal to 5 mm;
and (3) artificially aging the blank, wherein the aging temperature is 137 +/-5 ℃, the heat preservation time is 16-18h, and the total heating time is 17-19 h.
Preferably, in the step S8, the finish degree of the upper and lower surfaces is set to be 4.5-5.5 in the blank finishing process.
Preferably, after step S8, the method further includes:
performing flaw detection, namely performing B-level flaw detection on the upper surface and the lower surface of the blank piece by piece;
sampling, namely sampling the end material of the blank, taking the low power according to the batch, taking the high power according to the quenching furnace time, and carrying out longitudinal and transverse tension detection.
Preferably, in step S3, the first hot forging includes:
forging and pressing the blank by adopting a forging press matched with a small flat anvil, wherein the blank is not chamfered and rounded in the middle process, the height H of the blank is 540 +/-10 mm, the distance between two opposite edges of the prism is 600 +/-50 mm, the blank is forged to the length of 1200 +/-50 mm, the width of 1200 +/-50 mm and the thickness of 250 +/-20 mm, and then the blank is stretched and drawn to the length of 1200 +/-50 mm, the width of 2000 +/-50 mm and the thickness of 200 +/-20 mm.
Preferably, in step S3, the second hot forging includes:
and drawing the blank to a length of 2050-2150mm, a width of 2050-2070mm and a thickness of 70-80mm by adopting a forging press and matching with a drawing anvil and a middle flat anvil lower die.
Preferably, the second hot forging further includes, before the drawing out of the billet:
drawing out four corners of the blank, and then carrying out an integral drawing out process; and before the blank is integrally drawn out, if the width of the blank is less than 1950mm, the width of the blank is firstly adjusted to be more than or equal to 1950 mm.
The invention provides a production process of a 7039 alloy ultra-wide plate forging, which comprises the following steps: step S1: obtaining ingot blanks; step S2: heating the blank and tool; step S3: performing first fire forging and second fire forging on the blank, wherein the forging starting temperature is 410-440 ℃, and the finish forging temperature is more than or equal to 350 ℃; step S4: performing rough machining on the blank; step S5: quenching the blank after rough machining, wherein the quenching temperature is 472 +/-10 ℃, the air heat preservation is carried out for 250-290 minutes, and the cooling water temperature is 55-75 ℃; step S6: performing cold deformation treatment on the blank by adopting a forging press; step S7: straightening and artificially aging the blank; step S8: and performing finish machining on the blank subjected to the aging treatment to a target size to obtain a forged piece. According to the production process of the 7039 alloy ultra-wide plate forging, the produced forging can meet the requirements of product standard Q/SWAJ8017-2017, the economic benefit is considerable, the specific specification requirements are met, the specification and the size of the forging product are expanded, and the problems that the width is not easy to reach the size, the edges and the corners are lack of materials, the overall shape is poor, the forging is warped, the machining deformation is caused and the like in the prior art are solved.
In a preferred embodiment, the second hot forging further includes, before the drawing out of the billet: drawing out four corners of the blank, and then carrying out an integral drawing out process; and before the blank is integrally drawn out, if the width of the blank is less than 1950mm, the width of the blank is firstly adjusted to be more than or equal to 1950 mm. According to the process, in order to avoid the influence on the blanking proportion caused by the fact that the four corners of the blank form a larger arc shape, the drawing treatment of the four corners is added before the blank is integrally drawn, so that the generation of excess materials can be effectively reduced, and the material utilization rate is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of one embodiment of a production process of a 7039 alloy ultra-wide plate forging provided by the invention;
fig. 2 is a forging schematic diagram of a production process of a 7039 alloy ultra-wide plate forging provided by the invention.
Detailed Description
The core of the invention is to provide a production process of a 7039 alloy ultra-wide plate forging, which is used for improving the performance, the structure and the processing requirements of the 7039 alloy ultra-wide plate forging.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 and 2, fig. 1 is a flowchart of an embodiment of a production process of a 7039 alloy super-wide plate forging provided by the present invention; fig. 2 is a forging schematic diagram of a production process of a 7039 alloy ultra-wide plate forging provided by the invention.
In the embodiment, the production process of the 7039 alloy super-wide plate forging comprises the following steps:
step S1: obtaining an ingot blank which is 7039 alloy blank, wherein the chemical composition of the ingot blank conforms to Q/SWAJ8017-2017, the I-grade oxide film is loose at I grade, and the ingot blank is subjected to uniform fire treatment;
step S2: heating the blank and the tool;
step S3: forging the blank for two times, namely first fire forging and second fire forging, wherein the open forging temperature is 410-440 ℃, and the finish forging temperature is more than or equal to 350 ℃;
step S4: performing rough machining on the blank;
step S5: quenching the rough machined blank, wherein the quenching temperature is 472 +/-10 ℃, preferably 472 +/-5 ℃, and the air heat preservation time is 250-290 minutes, preferably 270 minutes, and of course, the actual heat preservation time is calculated according to the actual blank thickness; the cooling water temperature is 55-75 ℃, preferably 60-70 ℃, the large surface is not allowed to be horizontally placed, and the end head is quenched along with the furnace;
step S6: cold deformation treatment is carried out on the blank by adopting a forging press;
step S7: straightening and artificially aging the blank;
step S8: and (5) performing finish machining on the blank subjected to the aging treatment to a target size to obtain the forged piece.
On the basis of the above embodiments, in step S2, the heating temperature of the blank is 420 to 440 ℃, and the holding time is not less than 630 minutes; the heating temperature of the tool is 250-420 ℃, the heating time of the long drawing anvil and the small flat anvil is more than or equal to 8 hours, and the heating time of the middle flat anvil lower die is more than or equal to 12 hours. Specifically, the drawing anvil is 2200mm drawing anvil.
In addition to the above embodiments, the ingot is a cylindrical ingot, the diameter of the ingot is 630 + -10 mm, and the length is 1300-1350 mm.
Step S4 includes:
the blank is processed to have the length of 2020-.
In addition to the above embodiments, step S6 includes:
the forging press is matched with a cold deformation die, the cold deformation die is preferably a 5mm cold deformation die, grid marking is adopted, the cold deformation is carried out step by step in a partitioning and overlapping manner, and the blank is subjected to cold deformation treatment according to the cold deformation rate of 2% -3%; preferably, the overlap is 50%.
Further, step S4, after the rough machining of the blank, further includes:
cutting 1 piece of material with the length of 150 +/-5 mm and the width of 300mm multiplied by the original thickness at the end head, returning along with the material for sampling; and printing a full mark and a direction. Then, in step S6, the entire end-sampling piece is cold-deformed.
In addition to the above embodiments, step S7 includes:
straightening the blank until the warping of the blank is less than or equal to 5 mm; specifically, according to the grid marking condition and the cold deformation trace, the integral flattening and straightening are carried out by adopting a 5-point 2-surface method.
And (3) artificially aging the blank, wherein the aging temperature is 137 +/-5 ℃, the heat preservation time is 16-18h, preferably 17h, and the total heating time is 17-19 h.
In each of the above embodiments, in step S8, the finish of the blank is set to be 4.5 to 5.5 on the upper and lower surfaces in the finish machining process.
In addition to the above embodiments, the method further includes, after step S8:
performing flaw detection, namely performing B-level flaw detection on the upper surface and the lower surface of the blank piece by piece;
sampling, namely sampling the end material of the blank, taking the low power according to the batch, taking the high power according to the quenching furnace time, and carrying out longitudinal and transverse tension detection.
In addition to the above embodiments, in step S3, the first hot forging includes:
forging and pressing the blank by adopting a forging press and matching with a small flat anvil, wherein chamfering and rounding are not performed in the middle process, the height H of the blank is 540 +/-10 mm, the distance between two opposite edges of the prism is 600 +/-50 mm, the blank is forged to the length of 1200 +/-50 mm, the width of 1200 +/-50 mm and the thickness of 250 +/-20 mm, and then the blank is stretched and drawn to the length of 1200 +/-50 mm, the width of 2000 +/-50 mm and the thickness of 200 +/-20 mm.
In addition to the above embodiments, in step S3, the second hot forging includes:
the blank is drawn to a length of 2050-2070mm, a width of 2050-2070mm and a thickness of 70-80mm by adopting a forging press to match with a drawing anvil and a middle flat anvil lower die.
Specifically, as shown in fig. 2, in step S3, the forging process for the billet includes forging, widening, squaring, and drawing.
In addition to the above embodiments, the second hot forging step further includes, before the drawing out of the billet:
firstly, four corners of a blank are drawn out, and then the whole drawing process is carried out; and before the blank is integrally drawn out, if the width of the blank is less than 1950mm, the width of the blank is firstly adjusted to be more than or equal to 1950 mm. According to the process, in order to avoid the influence on the blanking proportion caused by the fact that the four corners of the blank form a large arc, the drawing treatment of the four corners is added before the blank is integrally drawn, so that the generation of excess materials can be effectively reduced, and the material utilization rate is improved.
In a specific embodiment, the production process of the 7039 alloy super-wide plate forging comprises the following steps: ingot heating → forging → rough machining → quenching → cold deformation → straightening → artificial aging → fine machining → flaw detection → sampling detection → acceptance; the specification of the ingot blank is phi 630 mm multiplied by 1300mm, and the size of the finally obtained super-wide plate forging is 2000mm multiplied by 55 mm.
According to the production process of the 7039 alloy ultra-wide plate forging, the produced forging can meet the requirements of product standard Q/SWAJ8017-2017, the economic benefit is considerable, the specific specification requirements are met, the specification and the size of the forging product are expanded, the problems that the width is not easy to reach the size, the edges and the corners are lack of materials, the overall shape is poor, the warping and machining deformation are difficult to achieve in the prior art are solved, and the technical bottleneck is broken.
The production process of the 7039 alloy ultra-wide plate forging provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. A production process of a 7039 alloy ultra-wide plate forging is characterized by comprising the following steps:
step S1: obtaining ingot blanks;
step S2: heating the blank and tool;
step S3: performing first fire forging and second fire forging on the blank, wherein the forging starting temperature is 410-440 ℃, and the finish forging temperature is more than or equal to 350 ℃;
step S4: performing rough machining on the blank;
step S5: quenching the blank after rough machining, wherein the quenching temperature is 472 +/-10 ℃, the air heat preservation is carried out for 250-290 minutes, and the cooling water temperature is 55-75 ℃;
step S6: performing cold deformation treatment on the blank by adopting a forging press;
step S7: straightening and artificially aging the blank;
step S8: and performing finish machining on the blank subjected to the aging treatment to a target size to obtain a forged piece.
2. The production process of the 7039 alloy ultra-wide plate forging piece according to claim 1, wherein in the step S2, the blank is heated at 420-440 ℃ for a holding time of not less than 630 minutes; the heating temperature of the tool is 250-420 ℃, the heating time of the long drawing anvil and the small flat anvil is more than or equal to 8 hours, and the heating time of the middle flat anvil lower die is more than or equal to 12 hours.
3. The production process of a 7039 alloy ultra-wide plate forging piece as claimed in claim 1, wherein the blank is a cylindrical ingot blank, the diameter of the blank is 630 ± 10mm, and the length is 1300-1350 mm;
the step S4 includes:
the blank is processed to have the length of 2020-.
4. The production process of 7039 alloy ultra-wide plate forgings according to claim 1, wherein the step S6 comprises:
the forging press is matched with a cold deformation die, grid scribing is adopted, the cold deformation is carried out step by region and overlapping, and the cold deformation treatment is carried out on the blank according to the cold deformation rate of 2-3%.
5. The production process of 7039 alloy ultra-wide plate forgings according to claim 1, wherein the step S7 comprises:
straightening the blank until the warpage of the blank is less than or equal to 5 mm;
and (3) artificially aging the blank, wherein the aging temperature is 137 +/-5 ℃, the heat preservation time is 16-18h, and the total heating time is 17-19 h.
6. The production process of a 7039 alloy ultra-wide plate forging of claim 1, wherein in the step S8, finish machining is performed on the blank so that the upper and lower surface finish quality is ∑ 4.5-5.5.
7. The production process of 7039 alloy ultra-wide plate forgings according to any one of claims 1 to 6, wherein after the step S8, the production process further comprises:
performing flaw detection, namely performing B-level flaw detection on the upper surface and the lower surface of the blank piece by piece;
sampling, namely sampling the end material of the blank, taking the low power according to the batch, taking the high power according to the quenching furnace time, and carrying out longitudinal and transverse tension detection.
8. The production process of a 7039 alloy ultra-wide plate forging piece according to any one of claims 1 to 6, wherein in the step S3, the first hot forging comprises:
forging and pressing the blank by adopting a forging press matched with a small flat anvil, wherein the blank is not chamfered and rounded in the middle process, the height H of the blank is 540 +/-10 mm, the distance between two opposite edges of the prism is 600 +/-50 mm, the blank is forged to the length of 1200 +/-50 mm, the width of 1200 +/-50 mm and the thickness of 250 +/-20 mm, and then the blank is stretched and drawn to the length of 1200 +/-50 mm, the width of 2000 +/-50 mm and the thickness of 200 +/-20 mm.
9. The production process of 7039 alloy ultra-wide plate forgings according to claim 8, wherein in step S3, the second hot forging comprises:
and drawing the blank to a length of 2050-2150mm, a width of 2050-2070mm and a thickness of 70-80mm by adopting a forging press and matching with a drawing anvil and a middle flat anvil lower die.
10. The process for producing a 7039 alloy ultra wide plate forging of claim 9, wherein in the step of second fire forging, before drawing out the blank, further comprising:
drawing out four corners of the blank, and then carrying out an integral drawing out process; and before the blank is integrally drawn out, if the width of the blank is less than 1950mm, the width of the blank is firstly adjusted to be more than or equal to 1950 mm.
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CN114273577A (en) * | 2021-12-24 | 2022-04-05 | 西南铝业(集团)有限责任公司 | Production process of arc frame forging |
Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5194102A (en) * | 1991-06-20 | 1993-03-16 | Aluminum Company Of America | Method for increasing the strength of aluminum alloy products through warm working |
CN106244959A (en) * | 2016-08-31 | 2016-12-21 | 无锡派克新材料科技股份有限公司 | The forging of a kind of 7085 aluminium alloys and Technology for Heating Processing |
CN106584035A (en) * | 2016-12-26 | 2017-04-26 | 北京有色金属研究总院 | Preparation method of ultra-wide aluminum alloy sheet for formation of large curved component |
CN107159830A (en) * | 2017-07-20 | 2017-09-15 | 山东南山铝业股份有限公司 | Forging method |
CN107740012A (en) * | 2017-10-16 | 2018-02-27 | 西南铝业(集团)有限责任公司 | A kind of aerolite forging part preparation method |
KR20180054198A (en) * | 2016-11-15 | 2018-05-24 | 현대자동차주식회사 | Method for Forming Cylindrical Aluminum Parts with Teeth |
CN108080548A (en) * | 2017-12-20 | 2018-05-29 | 西南铝业(集团)有限责任公司 | A kind of processing method of 2024 aluminium alloy open die forgings |
CN108127344A (en) * | 2017-12-20 | 2018-06-08 | 西南铝业(集团)有限责任公司 | A kind of processing method of 6082 aluminium alloy open die forgings |
CN108746447A (en) * | 2018-05-16 | 2018-11-06 | 江苏理工学院 | A kind of anticorodal forge piece manufacturing process |
CN109530591A (en) * | 2018-12-05 | 2019-03-29 | 西南铝业(集团)有限责任公司 | A kind of aircraft central wing back rest frame forging part production technology |
CN109622846A (en) * | 2018-12-27 | 2019-04-16 | 中钢集团邢台机械轧辊有限公司 | A kind of forging method improving mould steel volume recovery |
CN109759783A (en) * | 2018-12-27 | 2019-05-17 | 天津航天长征技术装备有限公司 | A kind of nearly same sex high-performance aluminium alloy cylindrical forged piece manufacturing process of three-dimensional |
CN110760726A (en) * | 2019-11-19 | 2020-02-07 | 吉林工程技术师范学院 | Aluminum alloy forging and method for improving uniformity of aluminum alloy forging |
CN111001742A (en) * | 2019-12-06 | 2020-04-14 | 陕西宏远航空锻造有限责任公司 | Forging method for improving performance of 7050-T7452 free forge piece |
CN111790864A (en) * | 2020-07-07 | 2020-10-20 | 福建祥鑫股份有限公司 | Forging method for improving oxidation resistance and electric breakdown performance of 6-series alloy |
-
2020
- 2020-12-28 CN CN202011583013.8A patent/CN112872256A/en active Pending
Patent Citations (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5194102A (en) * | 1991-06-20 | 1993-03-16 | Aluminum Company Of America | Method for increasing the strength of aluminum alloy products through warm working |
CN106244959A (en) * | 2016-08-31 | 2016-12-21 | 无锡派克新材料科技股份有限公司 | The forging of a kind of 7085 aluminium alloys and Technology for Heating Processing |
KR20180054198A (en) * | 2016-11-15 | 2018-05-24 | 현대자동차주식회사 | Method for Forming Cylindrical Aluminum Parts with Teeth |
CN106584035A (en) * | 2016-12-26 | 2017-04-26 | 北京有色金属研究总院 | Preparation method of ultra-wide aluminum alloy sheet for formation of large curved component |
CN107159830A (en) * | 2017-07-20 | 2017-09-15 | 山东南山铝业股份有限公司 | Forging method |
CN107740012A (en) * | 2017-10-16 | 2018-02-27 | 西南铝业(集团)有限责任公司 | A kind of aerolite forging part preparation method |
CN108080548A (en) * | 2017-12-20 | 2018-05-29 | 西南铝业(集团)有限责任公司 | A kind of processing method of 2024 aluminium alloy open die forgings |
CN108127344A (en) * | 2017-12-20 | 2018-06-08 | 西南铝业(集团)有限责任公司 | A kind of processing method of 6082 aluminium alloy open die forgings |
CN108746447A (en) * | 2018-05-16 | 2018-11-06 | 江苏理工学院 | A kind of anticorodal forge piece manufacturing process |
CN109530591A (en) * | 2018-12-05 | 2019-03-29 | 西南铝业(集团)有限责任公司 | A kind of aircraft central wing back rest frame forging part production technology |
CN109622846A (en) * | 2018-12-27 | 2019-04-16 | 中钢集团邢台机械轧辊有限公司 | A kind of forging method improving mould steel volume recovery |
CN109759783A (en) * | 2018-12-27 | 2019-05-17 | 天津航天长征技术装备有限公司 | A kind of nearly same sex high-performance aluminium alloy cylindrical forged piece manufacturing process of three-dimensional |
CN110760726A (en) * | 2019-11-19 | 2020-02-07 | 吉林工程技术师范学院 | Aluminum alloy forging and method for improving uniformity of aluminum alloy forging |
CN111001742A (en) * | 2019-12-06 | 2020-04-14 | 陕西宏远航空锻造有限责任公司 | Forging method for improving performance of 7050-T7452 free forge piece |
CN111790864A (en) * | 2020-07-07 | 2020-10-20 | 福建祥鑫股份有限公司 | Forging method for improving oxidation resistance and electric breakdown performance of 6-series alloy |
Non-Patent Citations (3)
Title |
---|
严伟林: "多向锻造及时效处理强韧化变形铝合金", 《装备制造技术》 * |
谢水生等: "《简明铝合金加工手册》", 31 December 2016, 北京:冶金工业出版社,第1版 * |
陈学海等: "热变形温度对7085铝合金组织和性能的影响", 《中国有色金属学报》 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114273577A (en) * | 2021-12-24 | 2022-04-05 | 西南铝业(集团)有限责任公司 | Production process of arc frame forging |
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