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公开(公告)号:US4091525A
公开(公告)日:1978-05-30
申请号:US696818
申请日:1976-06-16
CPC分类号: B23D77/12 , B23D77/02 , Y10T29/47 , Y10T407/10 , Y10T408/5584 , Y10T408/9095
摘要: A reamer for fine reaming of ports containing a working portion with cutting blades in which, and a rear guiding portion in which at least three smoothing inserts are fitted the smoothing inserts, being inclined at a common auxiliary negative relief angle H' the value of which remains within the limits of 0.degree. 0' to 0.degree. 5'.
摘要翻译: 一种用于对包含切割刀片的工作部分的端口进行精细扩孔的扩孔器,其中至少三个平滑插入件装配有平滑插入件的后引导部分以与其平行的辅助负凸角H'倾斜 保持在0°0'到0°5'的范围内。