发明名称 |
CAMSHAFT, METHOD OF MANUFACTURING CAM FOR CAMSHAFT, AND METHOD OF MANUFACTURING SHAFT FOR CAMSHAFT |
摘要 |
<p>A method of manufacturing a cam for a camshaft, comprising the steps of continuously applying, to a billet having a volume larger by a specified volume than a final product, a plurality of cold forging steps formed of a preliminary outline upsetting, an outline drawing, a simultaneous piercing of inner and outer diameter surfaces, a press-molding forming excess amount as burrs on the inner diameter surface, a piercing of the inner diameter surface for removing the burrs from the inner diameter surface, and a simultaneous ironing of the inner and outer diameter surfaces. The final finishing (machining) of a cam (profile) surface can be eliminated, and the final product of the cam for the camshaft having a high dimensional accuracy can be provided.</p> |
申请公布号 |
WO2005056986(A1) |
申请公布日期 |
2005.06.23 |
申请号 |
WO2004JP18510 |
申请日期 |
2004.12.10 |
申请人 |
HONDA MOTOR CO., LTD.;TAKESHIMA, FUMIO;SATAKE, KOJI;KURASAWA, HIDEO;ONO, KOZO |
发明人 |
TAKESHIMA, FUMIO;SATAKE, KOJI;KURASAWA, HIDEO;ONO, KOZO |
分类号 |
F01L1/04;F01L1/047;(IPC1-7):F01L1/04 |
主分类号 |
F01L1/04 |
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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