发明名称 |
DEEP HOLE CUTTING APPARATUS |
摘要 |
<p>Provided is a deep hole cutting apparatus having a chip-replaceable guide pad on a cutting head section. With the deep hole cutting apparatus, finish qualities of a cut hole to be formed can be improved and the service life of the guide pad is lengthened. A guide pad (3A) which is slidably brought into contact with the inner circumference of a cutting hole (H) is removably attached with an attaching screw (17b) toapadattaching recessed section (18) which is formed on the outer circumference of a cutting head section (11). The top portion (P1) of the guide pad (3A) protrudes outward in the diameter direction from a cutting circumference (S) of a cutting blade (outer circumference side cutting blade (2A)).</p> |
申请公布号 |
EP2090390(A1) |
申请公布日期 |
2009.08.19 |
申请号 |
EP20080738800 |
申请日期 |
2008.03.25 |
申请人 |
UNITAC, INCORPORATED |
发明人 |
NOMURA, TAKUJI;SAKAI, MAKOTO |
分类号 |
B23B51/00;B23B51/06 |
主分类号 |
B23B51/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|