发明名称 |
WELD BEAD CUTTING DEVICE AND METHOD FOR EXTRACTING RADIAL PIN FROM STEAM TURBINE |
摘要 |
A radial pin 2 has a second end portion 2B protruded from an outer surface of a turbine casing 1 and a first end portion 2A inserted into a through hole 3 formed in the turbine casing 1, and a weld bead 4 is formed on a periphery of the second end portion 2B. A weld bead cutting device 10 has a cutting portion 12 which cuts the weld bead 4 formed on the periphery of the radial pin 2, and a support portion 20 which supports the cutting portion 12 on an end surface 2C of the second end portion 2B of the radial pin 2 such that the cutting portion 12 is movable along the periphery of the radial pin 2. |
申请公布号 |
EP2565390(A4) |
申请公布日期 |
2014.12.24 |
申请号 |
EP20110826830 |
申请日期 |
2011.09.20 |
申请人 |
MITSUBISHI HEAVY INDUSTRIES, LTD. |
发明人 |
SUGITANI, DAICHI;SUEZAWA, NOBUCHIKA;SASAKI, DAISUKE |
分类号 |
B23C3/02;B24B23/02;B24B23/08;B24B27/00;B24B27/06;B24B27/08;B24D7/18;F01D25/28 |
主分类号 |
B23C3/02 |
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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