发明名称 |
СПОСОБ ИЗГОТОВЛЕНИЯ ЦИЛИНДРИЧЕСКИХ ДЕТАЛЕЙ |
摘要 |
FIELD: plastic working of metals, possibly manufacture of annular blanks of parts such as races of bearings. ^ SUBSTANCE: method comprises steps of punching central portion of blank for making preliminary opening less than opening of ready part; placing blank between die and punch and drawing it at stretching said opening; selecting size of flat blank according to calculated condition for making two blanks; before drawing forming in flat blank preset shaped profile of parts and performing drawing in the form of U-shaped circular profile; dividing parts by removing excess material. ^ EFFECT: increased factor of using material, lowered labor consumption, improved accuracy of formed parts. ^ 3 dwg, 1 ex |
申请公布号 |
RU2003124331(A) |
申请公布日期 |
2005.03.10 |
申请号 |
RU20030124331 |
申请日期 |
2003.08.04 |
申请人 |
Открытое акционерное общество "Саратовский подшипниковый завод" (RU);Саратовский государственный технический университет (RU) |
发明人 |
Чист ков Анатолий Михайлович (RU);Буданов Владимир Николаевич (RU);Воробьев Роман Владимирович (RU);Болкунов Владимир Васильевич (RU);Королев Александр Альбертович (RU);Королев Альберт Викторович (RU) |
分类号 |
B21D22/02 |
主分类号 |
B21D22/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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