Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
DETACHABLE INSERT TYPE CUTTING TOOL
Document Type and Number:
WIPO Patent Application WO/2011/142387
Kind Code:
A1
Abstract:
This detachable insert type cutting tool is provided with a cutting insert and a holder which holds the cutting insert. Insert mounting seats whereon the cutting insert is mounted, as well as an upper jaw section and a lower jaw section which hold the cutting insert there between, are provided in the holder. One of the insert mounting seats is provided on the lower surface of the upper jaw section, and the other insert mounting seat is provided on the upper surface of the lower jaw section. Two convex curved outside surfaces are provided, one on one side of the upper jaw section, as seen from the tip side thereof, and the other on one side of the lower jaw section, as seen from the tip side thereof. Two concave curved inside surfaces are provided, one on the other side of the upper jaw section, and the other on the other side of the lower jaw section. In a state where the cutting insert is fixed to the insert mounting seats, the concave curved inside surface of the upper jaw section is disposed at a position radially more outwardly recessed than an arc surface which extends along the concave curved inside surface of the lower jaw section.

Inventors:
NAGAYA Hidehiko (1314B North Plum Grove Road Schaumbur, IL ., 60173, US)
長屋 秀彦 (60173 イリノイ 60173,シャウムバーグ,1314B ノース プラム グローブ ロード,シカゴ オフィス,ミツビシマテリアルズ ユー・エス・エー コーポレーション Illionois, 60173, US)
ASO Norio (Tsukuba Plant 1511, Furumagi, Joso-sh, Ibaraki 95, 〒3002795, JP)
麻生 典夫 (〒95 茨城県常総市古間木1511番地 三菱マテリアル株式会社 筑波製作所内 Ibaraki, 〒3002795, JP)
WATANABE Shoichiro (Gifu Plant 1528, Aza Nakashinden, Oaza Yokoi, Goudo-cho, Anpachi-gu, Gifu 01, 〒5032301, JP)
Application Number:
JP2011/060850
Publication Date:
November 17, 2011
Filing Date:
May 11, 2011
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MITSUBISHI MATERIALS CORPORATION (3-2 Otemachi 1-chome, Chiyoda-ku Tokyo, 17, 〒1008117, JP)
三菱マテリアル株式会社 (〒17 東京都千代田区大手町一丁目3番2号 Tokyo, 〒1008117, JP)
NAGAYA Hidehiko (1314B North Plum Grove Road Schaumbur, IL ., 60173, US)
長屋 秀彦 (60173 イリノイ 60173,シャウムバーグ,1314B ノース プラム グローブ ロード,シカゴ オフィス,ミツビシマテリアルズ ユー・エス・エー コーポレーション Illionois, 60173, US)
ASO Norio (Tsukuba Plant 1511, Furumagi, Joso-sh, Ibaraki 95, 〒3002795, JP)
麻生 典夫 (〒95 茨城県常総市古間木1511番地 三菱マテリアル株式会社 筑波製作所内 Ibaraki, 〒3002795, JP)
International Classes:
B23B27/04; B23B27/16
Attorney, Agent or Firm:
SHIGA Masatake et al. (1-9-2, MarunouchiChiyoda-ku, Tokyo 20, 〒1006620, JP)
Download PDF:
Claims: