发明名称 |
CHAMFERING DEVICE AND CHAMFERING METHOD FOR METALLIC MATERIAL |
摘要 |
Provided is a chamfering device capable of executing the corner portion of a metallic material or a metallic structure member under economical, efficient and satisfactory working environments. The chamfering device for the metallic material comprises a chamfering oscillation terminal extending at the leading end portion of the oscillating direction of an oscillating device and in the direction perpendicular to the oscillating direction and including a bottom portion having a section of a radius of curvature (R) normal to that extending direction and a groove opened toward leading end side, and that oscillating device for vibrating the oscillation terminal in the axial direction thereof in a frequency of 10 Hz to 50 KHz and in a power of 0.1 to 4 KW.
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申请公布号 |
KR20090113888(A) |
申请公布日期 |
2009.11.02 |
申请号 |
KR20097019468 |
申请日期 |
2008.04.25 |
申请人 |
NIPPON STEEL CORPORATION |
发明人 |
NOSE TETSURO;SHIMANUKI HIROSHI |
分类号 |
B21D19/00;B21D22/02;B23D79/00 |
主分类号 |
B21D19/00 |
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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