CN111136217A - 一种发电机叶轮的铸造工艺 - Google Patents
一种发电机叶轮的铸造工艺 Download PDFInfo
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- CN111136217A CN111136217A CN202010147105.5A CN202010147105A CN111136217A CN 111136217 A CN111136217 A CN 111136217A CN 202010147105 A CN202010147105 A CN 202010147105A CN 111136217 A CN111136217 A CN 111136217A
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- 238000005266 casting Methods 0.000 title claims abstract description 171
- 238000010438 heat treatment Methods 0.000 claims abstract description 32
- 238000005496 tempering Methods 0.000 claims abstract description 26
- 239000002994 raw material Substances 0.000 claims abstract description 22
- 238000005520 cutting process Methods 0.000 claims abstract description 16
- 238000005498 polishing Methods 0.000 claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims abstract description 13
- 238000000576 coating method Methods 0.000 claims abstract description 13
- 238000004140 cleaning Methods 0.000 claims abstract description 12
- 238000003723 Smelting Methods 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims description 32
- 244000035744 Hura crepitans Species 0.000 claims description 26
- 239000011261 inert gas Substances 0.000 claims description 22
- 238000004321 preservation Methods 0.000 claims description 22
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 16
- 230000007547 defect Effects 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 15
- 230000000630 rising effect Effects 0.000 claims description 13
- 239000004576 sand Substances 0.000 claims description 11
- 238000000137 annealing Methods 0.000 claims description 9
- 229910052786 argon Inorganic materials 0.000 claims description 8
- 238000002844 melting Methods 0.000 claims description 8
- 230000008018 melting Effects 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 229920000742 Cotton Polymers 0.000 claims description 6
- 229910052729 chemical element Inorganic materials 0.000 claims description 6
- 238000011049 filling Methods 0.000 claims description 6
- 238000007689 inspection Methods 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 239000007789 gas Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000005336 cracking Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 230000005587 bubbling Effects 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 230000009191 jumping Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000003405 preventing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
- C21D1/28—Normalising
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
C | Si | Mn | S | P | Cr | Ni | Cu | Mo | V | W |
0.048 | 0.57 | 0.78 | 0.003 | 0.026 | 12.68 | 4.26 | 0.12 | 0.67 | 0.002 | 0.01 |
序号 | 抗拉强度Mpa | 屈服强度Mpa | 延伸率% | 断面收缩率% |
1 | 780 | 550 | 15 | 35 |
C | Si | Mn | S | P | Cr | Ni | Cu | Mo | V | W |
0.045 | 0.601 | 0.49 | 0.007 | 0.023 | 13.61 | 4.07 | 0.06 | 0.53 | 0.004 | 0.001 |
序号 | 抗拉强度Mpa | 屈服强度Mpa | 延伸率% | 断面收缩率% |
1 | 865 | 664 | 21 | 48 |
Claims (7)
Priority Applications (1)
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CN202010147105.5A CN111136217B (zh) | 2020-03-05 | 2020-03-05 | 一种发电机叶轮的铸造工艺 |
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CN202010147105.5A CN111136217B (zh) | 2020-03-05 | 2020-03-05 | 一种发电机叶轮的铸造工艺 |
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CN111136217A true CN111136217A (zh) | 2020-05-12 |
CN111136217B CN111136217B (zh) | 2021-09-21 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112916804A (zh) * | 2021-01-25 | 2021-06-08 | 海安海太铸造有限公司 | 大型球墨铸铁整体铸造真空泵叶轮的铸造工艺 |
CN115138830A (zh) * | 2022-07-12 | 2022-10-04 | 安徽祥东高端装备股份有限公司 | 一种化工用大型镍铝青铜双吸叶轮的铸造工艺 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1352319A (zh) * | 2000-11-15 | 2002-06-05 | 浦项产业科学研究院 | 具有高机械强度和抗腐蚀的马氏体不锈钢 |
JP2006265652A (ja) * | 2005-03-24 | 2006-10-05 | Hitachi Metals Ltd | ダイカスト金型用鋼およびダイカスト金型 |
CN101787984A (zh) * | 2010-01-22 | 2010-07-28 | 中国舰船研究设计中心 | 一种前向多翼式窄型腔叶轮及其整体铸造工艺 |
CN102343418A (zh) * | 2011-08-29 | 2012-02-08 | 西安西工大超晶科技发展有限责任公司 | 一种三元流铝合金叶轮铸件的铸造方法 |
CN104033189A (zh) * | 2014-06-27 | 2014-09-10 | 南京赛达机械制造有限公司 | 一种汽轮机叶片及其加工工艺 |
CN104057025A (zh) * | 2014-06-30 | 2014-09-24 | 薛铁山 | 一种高铬铸铁双吸叶轮的铸造工艺 |
CN104174834A (zh) * | 2014-08-08 | 2014-12-03 | 沈阳铸造研究所 | 一种水轮机叶片压坯的电渣熔铸制造方法 |
CN108708873A (zh) * | 2018-05-16 | 2018-10-26 | 安徽三环水泵有限责任公司 | 一种高强度耐腐蚀的渣浆泵叶轮 |
CN109082513A (zh) * | 2018-09-12 | 2018-12-25 | 新乡市长城铸钢有限公司 | 一种大型泵壳的热处理工艺 |
-
2020
- 2020-03-05 CN CN202010147105.5A patent/CN111136217B/zh active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1352319A (zh) * | 2000-11-15 | 2002-06-05 | 浦项产业科学研究院 | 具有高机械强度和抗腐蚀的马氏体不锈钢 |
JP2006265652A (ja) * | 2005-03-24 | 2006-10-05 | Hitachi Metals Ltd | ダイカスト金型用鋼およびダイカスト金型 |
CN101787984A (zh) * | 2010-01-22 | 2010-07-28 | 中国舰船研究设计中心 | 一种前向多翼式窄型腔叶轮及其整体铸造工艺 |
CN102343418A (zh) * | 2011-08-29 | 2012-02-08 | 西安西工大超晶科技发展有限责任公司 | 一种三元流铝合金叶轮铸件的铸造方法 |
CN104033189A (zh) * | 2014-06-27 | 2014-09-10 | 南京赛达机械制造有限公司 | 一种汽轮机叶片及其加工工艺 |
CN104057025A (zh) * | 2014-06-30 | 2014-09-24 | 薛铁山 | 一种高铬铸铁双吸叶轮的铸造工艺 |
CN104174834A (zh) * | 2014-08-08 | 2014-12-03 | 沈阳铸造研究所 | 一种水轮机叶片压坯的电渣熔铸制造方法 |
CN108708873A (zh) * | 2018-05-16 | 2018-10-26 | 安徽三环水泵有限责任公司 | 一种高强度耐腐蚀的渣浆泵叶轮 |
CN109082513A (zh) * | 2018-09-12 | 2018-12-25 | 新乡市长城铸钢有限公司 | 一种大型泵壳的热处理工艺 |
Non-Patent Citations (2)
Title |
---|
中国机械工程学会铸造专业学会: "《 铸造手册 第5卷 铸造工艺》", 31 October 1994, 机械工业出版社 * |
华觉明: "《华觉明自选集》", 31 January 2017, 大象出版社 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112916804A (zh) * | 2021-01-25 | 2021-06-08 | 海安海太铸造有限公司 | 大型球墨铸铁整体铸造真空泵叶轮的铸造工艺 |
CN115138830A (zh) * | 2022-07-12 | 2022-10-04 | 安徽祥东高端装备股份有限公司 | 一种化工用大型镍铝青铜双吸叶轮的铸造工艺 |
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Address after: 214000 No. 12, Yinghui Road, Mashan, Binhu District, Wuxi City, Jiangsu Province Applicant after: Wuxi Lingtong New Material Co.,Ltd. Address before: No.12, Mashan Yinghui Road, Binhu District, Wuxi City, Jiangsu Province Applicant before: WUXI LINGTONG CASTING Co.,Ltd. |
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Denomination of invention: A casting process for a generator impeller Granted publication date: 20210921 Pledgee: Bank of China Wuxi Binhu sub branch Pledgor: Wuxi Lingtong New Material Co.,Ltd. Registration number: Y2024980028063 |
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