CN102527897A - Forging method for thin-walled step short sleeve type main shaft flange of water turbine - Google Patents
Forging method for thin-walled step short sleeve type main shaft flange of water turbine Download PDFInfo
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CN201110462380.7A CN102527897B (en) | 2011-12-30 | 2011-12-30 | Forging method for thin-walled step short sleeve type main shaft flange of water turbine |
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CN201110462380.7A CN102527897B (en) | 2011-12-30 | 2011-12-30 | Forging method for thin-walled step short sleeve type main shaft flange of water turbine |
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CN102527897A true CN102527897A (en) | 2012-07-04 |
CN102527897B CN102527897B (en) | 2015-06-10 |
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Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103212949A (en) * | 2013-04-19 | 2013-07-24 | 无锡宏达重工股份有限公司 | Oblate flange complete fiber forging technology |
CN103691857A (en) * | 2014-01-10 | 2014-04-02 | 中信重工机械股份有限公司 | Method for forging isotropous rectangular shaft forging |
CN104338882A (en) * | 2013-08-07 | 2015-02-11 | 上海重型机器厂有限公司 | Forming method of motor enclosure forging of third-generation nuclear power coolant pump |
CN104550595A (en) * | 2015-01-14 | 2015-04-29 | 重庆焱炼重型机械设备股份有限公司 | Bush forging technology |
CN105345410A (en) * | 2015-12-02 | 2016-02-24 | 四川民盛特钢锻造有限公司 | Forging method of special-shaped forged piece of thermal power unit filter screen main body |
CN105880442A (en) * | 2016-05-05 | 2016-08-24 | 中信重工机械股份有限公司 | Hollow shrinking forming method for sleeve type forge piece |
CN106077386A (en) * | 2016-06-20 | 2016-11-09 | 安徽省瑞杰锻造有限责任公司 | A kind of Forging Technology of large-scale interior outer step barrel shape forging |
CN108213294A (en) * | 2017-12-20 | 2018-06-29 | 中原特钢股份有限公司 | A kind of half-blind hole forging batter forging method |
WO2019010866A1 (en) * | 2017-07-13 | 2019-01-17 | 江阴南工锻造有限公司 | Long valve body punching, elongating, and forging process |
CN109834211A (en) * | 2017-11-28 | 2019-06-04 | 上海电气上重铸锻有限公司 | The forging forming method of special-shaped barrel |
CN111055090A (en) * | 2019-12-09 | 2020-04-24 | 东台市润丰法兰制造有限公司 | Flange shaft precision forming process |
CN111069492A (en) * | 2019-12-31 | 2020-04-28 | 中钢集团邢台机械轧辊有限公司 | Cold-type blank forging method for centrifugal machine |
CN111822634A (en) * | 2020-05-26 | 2020-10-27 | 洛阳中重铸锻有限责任公司 | Shape control method for improving homogeneity of die steel |
CN112846018A (en) * | 2021-01-05 | 2021-05-28 | 洛阳中重铸锻有限责任公司 | Free forging forming method of hollow forging with stepped inner hole |
CN113770290A (en) * | 2021-09-08 | 2021-12-10 | 河南中原特钢装备制造有限公司 | Forging method of large-size high-utilization-rate red copper thin-wall hollow pipe |
CN114130933A (en) * | 2021-11-17 | 2022-03-04 | 无锡宏达重工股份有限公司 | Forging process of large medium-pressure transition flange of steam turbine |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110355311A (en) * | 2019-06-27 | 2019-10-22 | 中信重工机械股份有限公司 | A kind of thin-walled band step flange open die forging forming method |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB561900A (en) * | 1942-06-23 | 1944-06-09 | Ti Group Services Ltd | Improvements relating to the upsetting of metal tubes, rods or the like |
CN1736654A (en) * | 2004-08-19 | 2006-02-22 | 中国北车集团大同电力机车有限责任公司 | Integrated forging method of flange type step thin wall long sheath forging |
KR100781142B1 (en) * | 2007-05-09 | 2007-12-03 | 주식회사 신도하이텍 | Manufacturing method of a sylindrical bushing |
CN101979179A (en) * | 2010-09-16 | 2011-02-23 | 江苏金源锻造股份有限公司 | Method for forging thin and short shaft section at end of large-scale step shaft |
-
2011
- 2011-12-30 CN CN201110462380.7A patent/CN102527897B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB561900A (en) * | 1942-06-23 | 1944-06-09 | Ti Group Services Ltd | Improvements relating to the upsetting of metal tubes, rods or the like |
CN1736654A (en) * | 2004-08-19 | 2006-02-22 | 中国北车集团大同电力机车有限责任公司 | Integrated forging method of flange type step thin wall long sheath forging |
KR100781142B1 (en) * | 2007-05-09 | 2007-12-03 | 주식회사 신도하이텍 | Manufacturing method of a sylindrical bushing |
CN101979179A (en) * | 2010-09-16 | 2011-02-23 | 江苏金源锻造股份有限公司 | Method for forging thin and short shaft section at end of large-scale step shaft |
Non-Patent Citations (1)
Title |
---|
董英梅等: "水轮机主轴的锻造工艺", 《大型铸锻件》 * |
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103212949B (en) * | 2013-04-19 | 2015-09-02 | 无锡宏达重工股份有限公司 | A kind of oblate flange forging technique of full fiber |
CN103212949A (en) * | 2013-04-19 | 2013-07-24 | 无锡宏达重工股份有限公司 | Oblate flange complete fiber forging technology |
CN104338882B (en) * | 2013-08-07 | 2016-08-10 | 上海重型机器厂有限公司 | The forming method of generation Ⅲ nuclear power cooling medium pump motor casing forging |
CN104338882A (en) * | 2013-08-07 | 2015-02-11 | 上海重型机器厂有限公司 | Forming method of motor enclosure forging of third-generation nuclear power coolant pump |
CN103691857A (en) * | 2014-01-10 | 2014-04-02 | 中信重工机械股份有限公司 | Method for forging isotropous rectangular shaft forging |
CN104550595A (en) * | 2015-01-14 | 2015-04-29 | 重庆焱炼重型机械设备股份有限公司 | Bush forging technology |
CN105345410B (en) * | 2015-12-02 | 2018-04-24 | 四川民盛特钢锻造有限公司 | A kind of forging method of fired power generating unit strainer main body special-shaped forge parts |
CN105345410A (en) * | 2015-12-02 | 2016-02-24 | 四川民盛特钢锻造有限公司 | Forging method of special-shaped forged piece of thermal power unit filter screen main body |
CN105880442A (en) * | 2016-05-05 | 2016-08-24 | 中信重工机械股份有限公司 | Hollow shrinking forming method for sleeve type forge piece |
CN105880442B (en) * | 2016-05-05 | 2018-02-13 | 中信重工机械股份有限公司 | One kind set forging receives forming method with empty |
CN106077386A (en) * | 2016-06-20 | 2016-11-09 | 安徽省瑞杰锻造有限责任公司 | A kind of Forging Technology of large-scale interior outer step barrel shape forging |
CN106077386B (en) * | 2016-06-20 | 2019-08-09 | 安徽省瑞杰锻造有限责任公司 | It is a kind of large size in outer step barrel shape forging forging technology |
WO2019010866A1 (en) * | 2017-07-13 | 2019-01-17 | 江阴南工锻造有限公司 | Long valve body punching, elongating, and forging process |
CN109834211A (en) * | 2017-11-28 | 2019-06-04 | 上海电气上重铸锻有限公司 | The forging forming method of special-shaped barrel |
CN108213294A (en) * | 2017-12-20 | 2018-06-29 | 中原特钢股份有限公司 | A kind of half-blind hole forging batter forging method |
CN111055090A (en) * | 2019-12-09 | 2020-04-24 | 东台市润丰法兰制造有限公司 | Flange shaft precision forming process |
CN111069492A (en) * | 2019-12-31 | 2020-04-28 | 中钢集团邢台机械轧辊有限公司 | Cold-type blank forging method for centrifugal machine |
CN111822634A (en) * | 2020-05-26 | 2020-10-27 | 洛阳中重铸锻有限责任公司 | Shape control method for improving homogeneity of die steel |
CN111822634B (en) * | 2020-05-26 | 2022-08-16 | 洛阳中重铸锻有限责任公司 | Shape control method for improving homogeneity of die steel |
CN112846018A (en) * | 2021-01-05 | 2021-05-28 | 洛阳中重铸锻有限责任公司 | Free forging forming method of hollow forging with stepped inner hole |
CN113770290A (en) * | 2021-09-08 | 2021-12-10 | 河南中原特钢装备制造有限公司 | Forging method of large-size high-utilization-rate red copper thin-wall hollow pipe |
CN114130933A (en) * | 2021-11-17 | 2022-03-04 | 无锡宏达重工股份有限公司 | Forging process of large medium-pressure transition flange of steam turbine |
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CN102527897B (en) | 2015-06-10 |
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Inventor after: Ji Ligong Inventor after: Xu Hangtao Inventor after: Zhang Siwei Inventor after: Ruan Xin Inventor after: Xue Qiuyun Inventor after: Zhang Lianzhen Inventor after: Song Yubing Inventor after: Sun Tonghui Inventor after: Li Changyi Inventor after: Qin Hongfu Inventor after: Zhang Ruihua Inventor after: Liu Wang Inventor before: Ji Ligong Inventor before: Sun Tonghui Inventor before: Li Changyi Inventor before: Qin Hongfu Inventor before: Zhang Ruihua Inventor before: Liu Wang Inventor before: Xu Hangtao |
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Free format text: CORRECT: INVENTOR; FROM: JI LIGONG SUN TONGHUI LI CHANGYI QIN HONGFU ZHANG RUIHUA LIU WANG XU HANGTAO TO: JI LIGONG XUE QIUYUN ZHANG LIANZHEN SONG YUBING SUN TONGHUI LI CHANGYI QIN HONGFU ZHANG RUIHUA LIU WANG XU HANGTAO ZHANG SIWEI RUAN XIN |
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