JPS58143106U - Throwaway tip - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来のチップの斜視図、第２図は第１図の■−
■線断面図、第３図は第１図の■−■線断面図、第４図
は本考案のチップの斜視図、第５図は第４図のＩＶ−Ｉ
ＶＶ線断面図第６図は第４図のＶ−Ｖ線断面図である。 １・・・スローアウェイチップ、２・・・ノーズ部、３
・・・面取り部、４・・・稜線。Figure 1 is a perspective view of a conventional chip, Figure 2 is the ■- of Figure 1.
3 is a sectional view taken along the line ■--■ of FIG. 1, FIG. 4 is a perspective view of the chip of the present invention, and FIG. 5 is IV-I of FIG.
6 is a sectional view taken along the line V--V in FIG. 4. 1... Throwaway tip, 2... Nose part, 3
... chamfer, 4... ridgeline.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 上下２平面と側面が共に平坦である角板状のチップにお
いて、切刃として関与する各ノーズ部の面取角度が隅角
の２等分面上で５°〜３０°でｊツブ上面での面取り巾
が０．１〜０．：３ｍｍに形成され、且他の部分の切刃
として関与する稜線部の面取り半径が０．０１＋＋＋ｙ
ａ〜０．０８ｍｍに形成されてなるスローアウェイチッ
プ。In a square plate-shaped chip whose top and bottom two planes and side surfaces are both flat, the chamfer angle of each nose part that participates as a cutting edge is 5° to 30° on the bisecting plane of the corner angle, and the chamfer angle on the top surface of the j-tube is Chamfer width is 0.1~0. : 3 mm, and the chamfer radius of the ridgeline part that participates as the cutting edge of other parts is 0.01+++y
Throwaway tip formed to a ~ 0.08mm.