JPS6253902U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図ないし第５図は本考案の一実施例を示す
図であつて、第１図は、溝入れ用スローアウエイ
チツプを示す側面図、第２図は第１図の方向矢
視図、第３図は第１図の方向矢視図、第４図は
第２図の―線視断面図、第５図は切削屑が曲
げられた状態を示す図、第６図は本考案のさらに
他の実施例を示す図であつて、溝入れ用スローア
ウエイチツプの第２図における―線視断面図
、第７図および第８図は従来の溝入れ用スローア
ウエイチツプの一例を示す図であつて、第７図は
、その側面図、第８図は第７図の方向矢視図で
ある。 ２……すくい面、２ａ……切刃、３……凹部、
５……すくい面、５ａ……切刃、６……凹部、７
……突条、９……突条。 1 to 5 are views showing one embodiment of the present invention, in which FIG. 1 is a side view showing a throw-away tip for grooving, FIG. 2 is a view taken in the direction of the arrow in FIG. Fig. 3 is a view in the direction of the arrow in Fig. 1, Fig. 4 is a sectional view taken along the - line in Fig. 2, Fig. 5 is a view showing the state in which the cutting waste is bent, and Fig. 6 is a further illustration of the present invention. FIG. 2 is a cross-sectional view of a throw-away tip for grooving, and FIGS. 7 and 8 are views showing an example of a conventional throw-away tip for grooving. 7 is a side view thereof, and FIG. 8 is a view taken in the direction of FIG. 7. 2... rake face, 2a... cutting edge, 3... recess,
5... Rake face, 5a... Cutting edge, 6... Concavity, 7
... protrusion, 9... protrusion.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] すくい面の先端縁に切刃が形成されるとともに
、すくい面の幅方向中央部に、先端側および後端
側から中央部へ向かうにしたがつてその深さが漸
次深くなる凹部が形成されてなる溝入れ用スロー
アウエイチツプにおいて、前記すくい面の側縁部
に、すくい面の側縁方向に延び、幅方向の寸法が
すくい面の側縁と前記凹部との間の距離よりも小
さい突条を形成してなることを特徴とする溝入れ
用スローアウエイチツプ。 A cutting edge is formed on the tip edge of the rake face, and a recess is formed in the widthwise center of the rake face, the depth of which gradually increases from the tip and rear ends toward the center. In the throw-away tip for grooving, a protrusion is provided on the side edge of the rake face, extending in the direction of the side edge of the rake face, and having a dimension in the width direction smaller than the distance between the side edge of the rake face and the recess. A throw-away tip for grooving characterized by forming.