发明名称 |
BEVELING CUTTER HAVING HELICAL EDGED BLADES AND DISCHARGE GROOVES |
摘要 |
<p>The present invention provides a beveling cutter including: a body with a shaft hole formed through the center; a plurality of 10 cutter blades (20) arranged at predetermined distances on the circumferential surface of the body, each having a radial primary blade (14) with a radial primary relief angle (a) ranging from 5 to 15 degrees and a radial secondary blade (16) with a radial secondary relief angle (b) ranging from 16 to 30 degrees; discharge grooves formed longitudinally between the cutter blades (20) to discharge chips produced in beveling; and a key groove formed at a portion inside the body, in which the helix angle (d) of the cutter blades (20) ranges from 5 to 45 degrees. With the beveling cutter of the present invention, it is possible to smoothly discharge chips produced in beveling and to prevent damage to the cutter blades (20).</p> |
申请公布号 |
EP2869955(A1) |
申请公布日期 |
2015.05.13 |
申请号 |
EP20130742534 |
申请日期 |
2013.07.01 |
申请人 |
HOFMAN, JAN ENNO;DIECKILMAN, THOMAS M. |
发明人 |
DIECKILMAN, THOMAS, M.;PARK, CHANG WOO |
分类号 |
B23C3/12;B23C5/04;B23C5/12 |
主分类号 |
B23C3/12 |
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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