【図面の簡単な説明】[Brief explanation of the drawing]
第１図〜第３図はこの考案のスローアウエイチ
ツプの第一の実施例を示すもので、第１図は正面
図、第２図は第１図のＡ１―Ａ１線視図、第３図
は第１図のＡ２―Ａ２線視図、第４図〜第９図は
上記チツプを工具本体に装着した状態の一例を示
すもので、第４図は正面図、第５図は底面図、第
６図および第８図はそれぞれ第５図のＢ部拡大図
、第７図および第９図はそれぞれ第４図のＣ部拡
大図、第１０図〜第１２図はこの考案の第二の実
施例を示すもので、第１０図は正面図、第１１図
は第１０図のＡ３―Ａ３線視図、第１２図は第１
０図のＡ４―Ａ４線視図、第１３図〜第１５図は
この考案の第三の実施例を示すもので、第１３図
は正面図、第１４図は第１３図のＡ５―Ａ５線視
図、第１５図は第１３図のＡ６―Ａ６線視図、第
１６図はこの考案のチツプを工具本体に装着した
状態の他の例を示す正面図、第１７図〜第１９図
は従来のスローアウエイチツプを示すもので、第
１７図は正面図、第１８図は第１７図のＡ７―Ａ
７線視図、第１９図は第１７図のＡ８―Ａ８線視
図、第２０図〜第２３図は上記チツプを工具本体
に装着した状態を示すもので、第２０図および第
２２図はそれぞれ上記チツプの装着状態を示す底
面図、第２１図および第２３図はそれぞれ同正面
図である。
１１，２５，３０，４１……スローアウエイチ
ツプ、１２，３１……下面、１３，３２……上面
、１４，３３……主切刃、１７，３６……傾斜面
、１５，３５……鈍角のコーナ部、１６，３４…
…鋭角のコーナ部、２２，２６，２７，３７，３
８……側面、２８，２８……着座部、２０……チ
ツプ取付座、１９，４０……工具本体、Ｍ，Ｍ１
……対角線、Ｘ……軸線、Ｙ……回転軌跡、Ａ…
…アキシヤルすくい角、Ｒ……ラジアルすくい角
。
Figures 1 to 3 show a first embodiment of the throw-away chip of this invention. Figure 1 is a front view, Figure 2 is a view taken along line A1 - A1 of Figure 1, and 3 is a view taken along line A 2 - A 2 of FIG. 1, FIGS. 4 to 9 show an example of the state in which the above-mentioned tip is attached to the tool body, FIG. 4 is a front view, and FIG. is a bottom view, Figures 6 and 8 are respectively enlarged views of part B of Figure 5, Figures 7 and 9 are respectively enlarged views of part C of Figure 4, and Figures 10 to 12 are views of this invention 10 is a front view, FIG. 11 is a view taken along line A 3 - A 3 of FIG. 10, and FIG. 12 is a view of the first embodiment.
The A4 - A4 line view in Figure 0, and Figures 13 to 15 show the third embodiment of this invention. Figure 13 is a front view, and Figure 14 is the A5 line view in Figure 13. 15 is a view taken along line A 6 -A 6 of FIG. 13, FIG. 16 is a front view showing another example of the chip of this invention attached to the tool body, and FIG. 17 is a view taken along line A 5 of FIG. 19 to 19 show conventional throw-away tips, FIG. 17 is a front view, and FIG. 18 is A7 -A in FIG. 17.
7 line view, FIG. 19 is a view taken along line A8 - A8 of FIG. 17, and FIGS. The figures are bottom views showing the state in which the chip is installed, and FIGS. 21 and 23 are front views thereof. 11, 25, 30, 41... Throwaway tip, 12, 31... Lower surface, 13, 32... Upper surface, 14, 33... Main cutting edge, 17, 36... Inclined surface, 15, 35... Obtuse angle corner part, 16, 34...
...acute corner, 22, 26, 27, 37, 3
8... Side surface, 28, 28... Seating part, 20... Chip mounting seat, 19, 40... Tool body, M, M 1
...diagonal line, X...axis line, Y...rotation trajectory, A...
...Axial rake angle, R...Radial rake angle.