JPH0270906U

JPH0270906U -

Info

Publication number: JPH0270906U
Application number: JP15015388U
Authority: JP
Priority date: 1988-11-16
Filing date: 1988-11-16
Publication date: 1990-05-30

Description

[Brief explanation of drawings]

第１図は本考案の実施例１のスローアウエイイ
ンサートの平面図、第２図は第１図のＦ部分の部
分拡大図、第３図は第１図の切刃部分の拡大図、
第４図Ａ及び第４図Ｂは切削状態を示す説明図、
第５図は本考案の実施例２のスローアウエイイン
サートの平面図、第６図は第５図のＧ部分の部分
拡大図、第７図は第５図の切刃部分の拡大図、第
８図は実施例１の切刃部分の他の実施例を示す部
分拡大図、第９図は実施例２の切刃部分の他の実
施例を示す部分拡大図、第１０図は従来のスロー
アウエイインサートの平面図である。１，１１……インサート本体、２，１２……傾
斜状刃部、Ｌ，１Ｌ……各辺の直線、Ｒ，１Ｒ…
…角度（傾斜状刃部の角度）。 FIG. 1 is a plan view of the throw-away insert of Example 1 of the present invention, FIG. 2 is a partially enlarged view of section F in FIG. 1, and FIG. 3 is an enlarged view of the cutting edge portion of FIG. 1.
FIG. 4A and FIG. 4B are explanatory diagrams showing the cutting state,
Fig. 5 is a plan view of the throw-away insert of Example 2 of the present invention, Fig. 6 is a partially enlarged view of part G in Fig. 5, Fig. 7 is an enlarged view of the cutting edge part in Fig. 5, and Fig. 8 The figure is a partially enlarged view showing another example of the cutting blade portion of Example 1, FIG. 9 is a partially enlarged view showing another example of the cutting blade portion of Example 2, and FIG. 10 is a conventional throw-away FIG. 3 is a plan view of the insert. 1, 11... Insert body, 2, 12... Inclined blade portion, L, 1L... Straight line on each side, R, 1R...
...Angle (angle of slanted blade).

Claims

[Scope of utility model registration request]

A throw-away insert characterized in that a plurality of inclined blade portions having an angle of 1 to 49 degrees and opening toward the cutting side of the insert are formed on at least one side of a polygonal insert body.