发明名称 |
METHOD OF LONG-LENGTH BLANKS FORGING |
摘要 |
FIELD: metallurgy. ^ SUBSTANCE: forging is performed in several passes by means of an upper flat and a lower cut out strikers. The lower striker has an impression in a shape of a scalene triangle. During the first pass a blank by compression is shaped into a scalene triangle with an obtuse angle 100-105° and a lesser acute angle 29-34°. During the following passes the blank is placed in the same strikers with support of a lesser side of the triangle of its cross section on a bigger side of a scalene triangle of cross section of the impression of the lower striker. ^ EFFECT: risk of defect formation is excluded. ^ 12 dwg, 6 ex |
申请公布号 |
RU2326749(C1) |
申请公布日期 |
2008.06.20 |
申请号 |
RU20060142234 |
申请日期 |
2006.11.29 |
申请人 |
GOSUDARSTVENNOE OBRAZOVATEL'NOE UCHREZHDENIE VYSSHEGO PROFESSIONAL'NOGO OBRAZOVANIJA "URAL'SKIJ GOSUDARSTVENNYJ TEKHNICHESKIJ UNIVERSITET - UPI" |
发明人 |
LOGINOV JURIJ NIKOLAEVICH;KOTOV VJACHESLAV VALER'EVICH |
分类号 |
B21J5/02;B21J13/02 |
主分类号 |
B21J5/02 |
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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