- 专利标题: Method and tool for producing an exact-fit cylindrical bore by removal of material from an existing bore with a finishing allowance
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申请号: US14385418申请日: 2013-03-15
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公开(公告)号: US09919389B2公开(公告)日: 2018-03-20
- 发明人: Peter Kopton , Eugen Maurer
- 申请人: AUDI AG
- 申请人地址: DE Ingolstadt
- 专利权人: Audi AG
- 当前专利权人: Audi AG
- 当前专利权人地址: DE Ingolstadt
- 代理机构: Henry M. Feiereisen LLC
- 优先权: DE102012005191 20120316; DE102012007514 20120417
- 国际申请: PCT/EP2013/000803 WO 20130315
- 国际公布: WO2013/135392 WO 20130919
- 主分类号: B23P13/02
- IPC分类号: B23P13/02 ; B23C3/00 ; B23C5/00 ; B23C7/04 ; B23B35/00 ; B23B51/06 ; B23D5/02 ; B23D79/02 ; B23D79/04 ; B23C3/12 ; B23D11/00 ; B23D13/00 ; B23D37/22 ; B23D43/02 ; B23B27/00 ; B23D79/00 ; B21D28/34 ; B23B27/10
摘要:
The provided method and material-removing tool serve for producing an exact-fit cylindrical bore with a high degree of surface quality and a length that may be a multiple of the diameter from an existing bore with a finishing allowance. In order to reduce the time taken for the finishing by means of a reamer to be performed, it is proposed to use a tool in the form of an impact die, which is formed at the front end with a circular or substantially circular cutting edge, the diameter of which corresponds to the nominal diameter of the bore to be produced, and which tapers from directly behind the cutting edge or behind a front region of a certain length.
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