JPS6292106U

JPS6292106U -

Info

Publication number: JPS6292106U
Application number: JP18490685U
Authority: JP
Priority date: 1985-11-28
Filing date: 1985-11-28
Publication date: 1987-06-12

Description

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

第１図は、この考案の工具の基本構造を示す断
面図、第２図は、チツプの切出し方法の一例を示
す斜視図、第３図のイ，ロ，ハは、第１実施例の
工具の側面、端面、９０°視点を変えた側面を表
わす図、第４図は他の実施例の斜視図、第５図の
イ，ロはさらに他の実施例の正面図と断面図、第
６図は高硬度焼結体チツプを使つた従来工具の斜
視図、第７図はその断面図である。１……チツプ、１ａ……底面、１ｂ……背面、
１ｃ……前面、１ｄ……上面、１ｅ……主切刃稜
、１ｆ，１ｇ……側面、２……保持体、３……チ
ツプ取付用凹所、３ａ，３ｂ……チツプ拘束面。 Fig. 1 is a sectional view showing the basic structure of the tool of this invention, Fig. 2 is a perspective view showing an example of a chip cutting method, and Fig. 3 A, B, and C are the tools of the first embodiment. Figure 4 is a perspective view of another embodiment, Figure 5 A and B are a front view and sectional view of another embodiment, and Figure 6 is a perspective view of another embodiment. The figure is a perspective view of a conventional tool using a high-hardness sintered chip, and FIG. 7 is a sectional view thereof. 1... Chip, 1a... Bottom, 1b... Back,
1c...Front surface, 1d...Top surface, 1e...Main cutting edge ridge, 1f, 1g...Side surface, 2...Holding body, 3...Chip mounting recess, 3a, 3b...Chip restraint surface.

Claims

【実用新案登録請求の範囲】 (1) 四角形の上辺の一辺に沿う前面を上面に対
して鋭角に交差させ、上面の上記の辺と平行な辺
に沿う背面を前面とほゞ平行にした切刃チツプを
、上面に平行な底面と背面の拘束面をもつ保持体
のチツプ取付用凹所に止着し、前面と上面の交差
した稜を主切刃として使用するようにした切削工
具。 (2) 上記切刃チツプの少なくとも上面側が高硬
度焼結体によつて形成されていることを特徴とす
る実用新案登録請求の範囲第(1)項記載の切削工
具。[Claims for Utility Model Registration] (1) A cut in which the front side along one of the upper sides of the quadrilateral intersects the top surface at an acute angle, and the back side along the side parallel to the above side of the top surface is almost parallel to the front side. A cutting tool in which a blade tip is fixed in a tip mounting recess of a holder that has a bottom surface parallel to the top surface and a restraining surface on the back surface, and the ridge where the front surface and top surface intersect is used as the main cutting edge. (2) The cutting tool according to claim 1, wherein at least the upper surface side of the cutting tip is made of a high-hardness sintered body.