Holder for head replacement-type cutting tool and head replacement-type cutting tool
AssigneeMitsubishi Materials Corporation
InventorsTakayuki Azegami, Yoshihiko Kimura, Taro Abe
Life of this patent
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Abstract
The holder for a head replacement-type cutting tool is provided with a holder main body and a tubular coupling member 3 which is housed in an attachment hole formed on the holder main body and made of a metal material lower in hardness than the holder main body. A recessed part is formed on an inner circumferential face of the attachment hole, the coupling member is engaged with the recessed part by firmly attaching the outer circumferential face thereof on the inner circumferential face of the attachment hole, and the coupling member is provided with an attachment screw part which is screwed into a head-side screw part formed at the replacement-type cutting head.
Claims20
A holder for a head replacement-type cutting tool in which a replacement-type cutting head having a cutting part is to be attached to an attachment hole of the holder in a detachable manner to constitute a head replacement-type cutting tool,
- the holder for a head replacement-type cutting tool comprising:
- a holder main body;
- and
- a tubular coupling member which is housed in the attachment hole formed in the holder main body and made of a metal material with a lower hardness than the holder main body, wherein
- a recessed part is formed on an inner circumferential face of the attachment hole,
- the coupling member is engaged with the recessed part so that an outer circumferential face of the coupling member is firmly attached to the inner circumferential face of the attachment hole, and
- the coupling member is provided with an attachment screw part which is to be screwed into a head-side screw part formed on the replacement-type cutting head.
Dependencies are inferred from the claim text.