JPH03123607U

JPH03123607U -

Info

Publication number: JPH03123607U
Application number: JP3374590U
Authority: JP
Priority date: 1990-03-30
Filing date: 1990-03-30
Publication date: 1991-12-16

Description

[Brief explanation of drawings]

第１図ないし第７図は本考案の一実施例を示す
図であつて、第１図は工具接続機構の先端視図、
第２図は中ぐりバイトの平面図、第３図は第２図
の−線に沿う断面図、第４図はスリーブの平
面図、第５図はスリーブの先端視図、第６図は第
１の溝と第２の溝とが不一致な状態を示す説明図
、第７図は第１の溝と第２の溝とを合わせた状態
を示す説明図、第８図ないし第１２図は従来例と
して示した図であつて、第８図は工具接続機構を
示す平面図、第９図は同工具接続機構の断面図、
第１０図は同工具接続機構の先端視図、第１１図
はシヤンク部の平面にセツトネジを押し付けた状
態を示す説明図、第１２図はスローアウエイチツ
プの芯高のくるいが生じた状態を示す説明図であ
る。１…中ぐりバイト（工具）、２…スリーブ（間
接部材）、２ｂ…第２の溝（合マーク）、３ａ…
シヤンク部（被保持部）、３ｃ…第１の溝（合マ
ーク）、４…スローアウエイチツプ、４ａ…切刃
。 1 to 7 are views showing one embodiment of the present invention, in which FIG. 1 is a top view of the tool connecting mechanism;
Fig. 2 is a plan view of the boring tool, Fig. 3 is a sectional view taken along the - line in Fig. 2, Fig. 4 is a plan view of the sleeve, Fig. 5 is a view of the tip of the sleeve, and Fig. 6 is a cross-sectional view taken along the - line in Fig. 2. An explanatory diagram showing a state where the first groove and the second groove do not match, FIG. 7 is an explanatory diagram showing a state where the first groove and the second groove are combined, and FIGS. 8 to 12 are conventional diagrams. FIG. 8 is a plan view showing the tool connecting mechanism, FIG. 9 is a sectional view of the same tool connecting mechanism, and FIG.
Fig. 10 is a view from the tip of the tool connecting mechanism, Fig. 11 is an explanatory diagram showing the state in which the set screw is pressed against the flat surface of the shank portion, and Fig. 12 shows the state in which the center height of the throw-away tip is distorted. FIG. 1... Boring bit (tool), 2... Sleeve (indirect member), 2b... Second groove (matching mark), 3a...
shank part (held part), 3c...first groove (matching mark), 4...throwaway tip, 4a...cutting edge.

Claims

[Claims for Utility Model Registration] (1) A tool that has a cutting edge at its tip and a cylindrical held part at its base, and a cylindrical inner surface that fits into the held part of this tool. An indirect member having
In the tool connection mechanism that connects the tool to a holder of a machine tool or the like via the indirect member, a matching mark is formed at a visually visible position on the tool and the indirect member to maintain a constant positional relationship between the two. A tool connection mechanism characterized by: (2) A tool having a cutting edge at the tip and a cylindrical held part at the base, characterized in that a match mark is formed at a visually visible position. (3) An indirect member having a cylindrical inner surface and having a matching mark formed at a visually visible position.