CN107312995A - 一种轴承座内孔磨损再制造喷涂修复方法 - Google Patents
一种轴承座内孔磨损再制造喷涂修复方法 Download PDFInfo
- Publication number
- CN107312995A CN107312995A CN201710537912.6A CN201710537912A CN107312995A CN 107312995 A CN107312995 A CN 107312995A CN 201710537912 A CN201710537912 A CN 201710537912A CN 107312995 A CN107312995 A CN 107312995A
- Authority
- CN
- China
- Prior art keywords
- bearing seat
- inner hole
- coating
- nicr
- remanufactures
- 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
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- 238000000576 coating method Methods 0.000 claims abstract description 131
- 239000011248 coating agent Substances 0.000 claims abstract description 116
- 229910003470 tongbaite Inorganic materials 0.000 claims abstract description 53
- 239000000463 material Substances 0.000 claims abstract description 42
- 238000005507 spraying Methods 0.000 claims abstract description 36
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910001120 nichrome Inorganic materials 0.000 claims abstract description 35
- 238000002360 preparation method Methods 0.000 claims abstract description 20
- 229910000943 NiAl Inorganic materials 0.000 claims abstract description 16
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000002131 composite material Substances 0.000 claims abstract description 14
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- 239000000843 powder Substances 0.000 claims description 52
- 229910052804 chromium Inorganic materials 0.000 claims description 20
- 238000009777 vacuum freeze-drying Methods 0.000 claims description 16
- JOSWYUNQBRPBDN-UHFFFAOYSA-P ammonium dichromate Chemical compound [NH4+].[NH4+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O JOSWYUNQBRPBDN-UHFFFAOYSA-P 0.000 claims description 15
- 235000015110 jellies Nutrition 0.000 claims description 15
- 239000008274 jelly Substances 0.000 claims description 15
- 239000006229 carbon black Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 13
- 230000003746 surface roughness Effects 0.000 claims description 13
- 238000005520 cutting process Methods 0.000 claims description 12
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- 238000007751 thermal spraying Methods 0.000 claims description 11
- 239000012153 distilled water Substances 0.000 claims description 10
- 238000007788 roughening Methods 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000003350 kerosene Substances 0.000 claims description 6
- 238000005498 polishing Methods 0.000 claims description 6
- 235000002918 Fraxinus excelsior Nutrition 0.000 claims description 4
- 239000002956 ash Substances 0.000 claims description 4
- 239000008367 deionised water Substances 0.000 claims description 4
- 229910021641 deionized water Inorganic materials 0.000 claims description 4
- 229910003460 diamond Inorganic materials 0.000 claims description 4
- 239000010432 diamond Substances 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 4
- 238000007667 floating Methods 0.000 claims description 4
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- 244000137852 Petrea volubilis Species 0.000 claims description 3
- 238000010000 carbonizing Methods 0.000 claims description 3
- 239000012459 cleaning agent Substances 0.000 claims description 3
- 238000005238 degreasing Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims 3
- 238000006722 reduction reaction Methods 0.000 claims 2
- 238000009826 distribution Methods 0.000 abstract description 5
- 229910001325 element alloy Inorganic materials 0.000 abstract description 3
- 230000008646 thermal stress Effects 0.000 abstract description 3
- 238000011084 recovery Methods 0.000 abstract description 2
- 239000011651 chromium Substances 0.000 description 33
- 239000010410 layer Substances 0.000 description 23
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 18
- 230000008859 change Effects 0.000 description 16
- 239000012085 test solution Substances 0.000 description 14
- 238000001816 cooling Methods 0.000 description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 12
- 229910052799 carbon Inorganic materials 0.000 description 12
- 230000000694 effects Effects 0.000 description 12
- 239000011858 nanopowder Substances 0.000 description 12
- UFGZSIPAQKLCGR-UHFFFAOYSA-N chromium carbide Chemical compound [Cr]#C[Cr]C#[Cr] UFGZSIPAQKLCGR-UHFFFAOYSA-N 0.000 description 11
- 238000004873 anchoring Methods 0.000 description 10
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- 229910000831 Steel Inorganic materials 0.000 description 7
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- 238000005255 carburizing Methods 0.000 description 7
- 239000003153 chemical reaction reagent Substances 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 7
- 239000006071 cream Substances 0.000 description 7
- 239000006210 lotion Substances 0.000 description 7
- 238000002156 mixing Methods 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 229910045601 alloy Inorganic materials 0.000 description 6
- 239000000956 alloy Substances 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 6
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 6
- 230000035882 stress Effects 0.000 description 6
- 238000010792 warming Methods 0.000 description 6
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 230000000994 depressogenic effect Effects 0.000 description 5
- 238000002389 environmental scanning electron microscopy Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 238000009413 insulation Methods 0.000 description 5
- 230000035939 shock Effects 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000007749 high velocity oxygen fuel spraying Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000011195 cermet Substances 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 3
- 238000004108 freeze drying Methods 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
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- 238000003466 welding Methods 0.000 description 3
- 230000004087 circulation Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000005088 metallography Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000001694 spray drying Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 208000025599 Heat Stress disease Diseases 0.000 description 1
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
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- 230000001960 triggered effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
-
- 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
- B23P6/00—Restoring or reconditioning objects
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
- C23C4/08—Metallic material containing only metal elements
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/129—Flame spraying
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/18—After-treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710537912.6A CN107312995B (zh) | 2017-07-04 | 2017-07-04 | 一种轴承座内孔磨损再制造喷涂修复方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710537912.6A CN107312995B (zh) | 2017-07-04 | 2017-07-04 | 一种轴承座内孔磨损再制造喷涂修复方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107312995A true CN107312995A (zh) | 2017-11-03 |
| CN107312995B CN107312995B (zh) | 2019-05-31 |
Family
ID=60181063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710537912.6A Active CN107312995B (zh) | 2017-07-04 | 2017-07-04 | 一种轴承座内孔磨损再制造喷涂修复方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107312995B (zh) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108251831A (zh) * | 2018-01-15 | 2018-07-06 | 湖南科美达电气股份有限公司 | 一种油膜轴承座喷涂再制造方法及系统 |
| CN108953218A (zh) * | 2018-06-29 | 2018-12-07 | 三联泵业股份有限公司 | 一种高效耐磨的双吸泵叶轮及其制备方法 |
| CN111438493A (zh) * | 2020-06-02 | 2020-07-24 | 张家港思高机械有限公司 | 发动机曲轴主轴承座孔低温喷涂再制造修复工艺 |
| CN113235461A (zh) * | 2021-04-15 | 2021-08-10 | 江苏法尔胜缆索有限公司 | 一种悬索桥索夹和箱梁耳孔的修复方法 |
| CN113322834A (zh) * | 2021-04-15 | 2021-08-31 | 江苏法尔胜缆索有限公司 | 一种悬索桥单吊点张拉更换吊索方法 |
| CN115415734A (zh) * | 2022-09-29 | 2022-12-02 | 中国航发动力股份有限公司 | 一种存在偏差直径尺寸的整体叶盘修复方法 |
| CN116060891A (zh) * | 2023-02-28 | 2023-05-05 | 四川航天烽火伺服控制技术有限公司 | 一种对内孔内二硫化钼涂层的加工工艺 |
| JP2025523425A (ja) * | 2022-10-12 | 2025-07-23 | シーアールアールシー チンダオ スーファン カンパニー リミテッド | 軸箱体の取り付け面の損傷を修復する方法および装置 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1623678A (zh) * | 2003-12-05 | 2005-06-08 | 上海钢铁工艺技术研究所 | 旋转件热喷涂方法 |
| CN101830463A (zh) * | 2010-05-31 | 2010-09-15 | 河南工业大学 | 一种纳米碳化铬粉末的制备方法 |
| CN102851632A (zh) * | 2012-10-11 | 2013-01-02 | 江苏科技大学 | 一种在连铸结晶器铜合金板表面制备高温耐磨涂层的方法 |
| CN104264102A (zh) * | 2014-10-15 | 2015-01-07 | 西安石油大学 | 锅炉水冷壁上镍基合金涂层的制备方法 |
| CN104789921A (zh) * | 2015-04-30 | 2015-07-22 | 上海市机械制造工艺研究所有限公司 | 一种金属表面喷涂复合涂层的工艺 |
| CN105385977A (zh) * | 2015-12-21 | 2016-03-09 | 马鞍山马钢表面工程技术有限公司 | 一种结晶器铜板hvof复合梯度涂层及其制备方法 |
-
2017
- 2017-07-04 CN CN201710537912.6A patent/CN107312995B/zh active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1623678A (zh) * | 2003-12-05 | 2005-06-08 | 上海钢铁工艺技术研究所 | 旋转件热喷涂方法 |
| CN101830463A (zh) * | 2010-05-31 | 2010-09-15 | 河南工业大学 | 一种纳米碳化铬粉末的制备方法 |
| CN102851632A (zh) * | 2012-10-11 | 2013-01-02 | 江苏科技大学 | 一种在连铸结晶器铜合金板表面制备高温耐磨涂层的方法 |
| CN104264102A (zh) * | 2014-10-15 | 2015-01-07 | 西安石油大学 | 锅炉水冷壁上镍基合金涂层的制备方法 |
| CN104789921A (zh) * | 2015-04-30 | 2015-07-22 | 上海市机械制造工艺研究所有限公司 | 一种金属表面喷涂复合涂层的工艺 |
| CN105385977A (zh) * | 2015-12-21 | 2016-03-09 | 马鞍山马钢表面工程技术有限公司 | 一种结晶器铜板hvof复合梯度涂层及其制备方法 |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108251831A (zh) * | 2018-01-15 | 2018-07-06 | 湖南科美达电气股份有限公司 | 一种油膜轴承座喷涂再制造方法及系统 |
| CN108953218A (zh) * | 2018-06-29 | 2018-12-07 | 三联泵业股份有限公司 | 一种高效耐磨的双吸泵叶轮及其制备方法 |
| CN111438493A (zh) * | 2020-06-02 | 2020-07-24 | 张家港思高机械有限公司 | 发动机曲轴主轴承座孔低温喷涂再制造修复工艺 |
| CN113235461A (zh) * | 2021-04-15 | 2021-08-10 | 江苏法尔胜缆索有限公司 | 一种悬索桥索夹和箱梁耳孔的修复方法 |
| CN113322834A (zh) * | 2021-04-15 | 2021-08-31 | 江苏法尔胜缆索有限公司 | 一种悬索桥单吊点张拉更换吊索方法 |
| CN115415734A (zh) * | 2022-09-29 | 2022-12-02 | 中国航发动力股份有限公司 | 一种存在偏差直径尺寸的整体叶盘修复方法 |
| CN115415734B (zh) * | 2022-09-29 | 2023-09-26 | 中国航发动力股份有限公司 | 一种存在偏差直径尺寸的整体叶盘修复方法 |
| JP2025523425A (ja) * | 2022-10-12 | 2025-07-23 | シーアールアールシー チンダオ スーファン カンパニー リミテッド | 軸箱体の取り付け面の損傷を修復する方法および装置 |
| CN116060891A (zh) * | 2023-02-28 | 2023-05-05 | 四川航天烽火伺服控制技术有限公司 | 一种对内孔内二硫化钼涂层的加工工艺 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107312995B (zh) | 2019-05-31 |
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